/rust/registry/src/index.crates.io-1949cf8c6b5b557f/read-fonts-0.46.0/generated/generated_colr.rs
Line | Count | Source |
1 | | // THIS FILE IS AUTOGENERATED. |
2 | | // Any changes to this file will be overwritten. |
3 | | // For more information about how codegen works, see font-codegen/README.md |
4 | | |
5 | | #[allow(unused_imports)] |
6 | | use crate::codegen_prelude::*; |
7 | | |
8 | | impl<'a> MinByteRange<'a> for Colr<'a> { |
9 | 0 | fn min_byte_range(&self) -> Range<usize> { |
10 | 0 | 0..self.num_layer_records_byte_range().end |
11 | 0 | } |
12 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
13 | 0 | let range = self.min_byte_range(); |
14 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
15 | 0 | } |
16 | | } |
17 | | |
18 | | impl TopLevelTable for Colr<'_> { |
19 | | /// `COLR` |
20 | | const TAG: Tag = Tag::new(b"COLR"); |
21 | | } |
22 | | |
23 | | impl ReadArgs for Colr<'_> { |
24 | | type Args = (); |
25 | | } |
26 | | |
27 | | impl<'a> FontRead<'a> for Colr<'a> { |
28 | 526 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
29 | | #[allow(clippy::absurd_extreme_comparisons)] |
30 | 526 | if data.len() < Self::MIN_SIZE { |
31 | 2 | return Err(ReadError::OutOfBounds); |
32 | 524 | } |
33 | 524 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
34 | 0 | return Err(ReadError::OutOfBounds); |
35 | | }; |
36 | 524 | Ok(Self { data }) |
37 | 526 | } |
38 | | } |
39 | | |
40 | | /// The fields at the start of the table, which are read directly. |
41 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
42 | | #[repr(C, packed)] |
43 | | #[doc(hidden)] |
44 | | pub struct ColrFixedHeader { |
45 | | pub version: BigEndian<u16>, |
46 | | pub num_base_glyph_records: BigEndian<u16>, |
47 | | pub base_glyph_records_offset: BigEndian<Nullable<Offset32>>, |
48 | | pub layer_records_offset: BigEndian<Nullable<Offset32>>, |
49 | | pub num_layer_records: BigEndian<u16>, |
50 | | } |
51 | | |
52 | | #[allow(clippy::absurd_extreme_comparisons)] |
53 | | const _: () = assert!(std::mem::size_of::<ColrFixedHeader>() <= Colr::MIN_SIZE); |
54 | | |
55 | | /// [COLR (Color)](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#colr-header) table |
56 | | #[derive(Clone)] |
57 | | pub struct Colr<'a> { |
58 | | data: TableDataRef<'a, ColrFixedHeader>, |
59 | | } |
60 | | |
61 | | #[allow(clippy::needless_lifetimes)] |
62 | | impl<'a> Colr<'a> { |
63 | | pub const MIN_SIZE: usize = (u16::RAW_BYTE_LEN |
64 | | + u16::RAW_BYTE_LEN |
65 | | + Offset32::RAW_BYTE_LEN |
66 | | + Offset32::RAW_BYTE_LEN |
67 | | + u16::RAW_BYTE_LEN); |
68 | | basic_table_impls!(impl_the_methods); |
69 | | |
70 | | /// Table version number - set to 0 or 1. |
71 | 9.51k | pub fn version(&self) -> u16 { |
72 | 9.51k | self.data.header().version.get() |
73 | 9.51k | } |
74 | | |
75 | | /// Number of BaseGlyph records; may be 0 in a version 1 table. |
76 | 1.15k | pub fn num_base_glyph_records(&self) -> u16 { |
77 | 1.15k | self.data.header().num_base_glyph_records.get() |
78 | 1.15k | } |
79 | | |
80 | | /// Offset to baseGlyphRecords array (may be NULL). |
81 | 1.15k | pub fn base_glyph_records_offset(&self) -> Nullable<Offset32> { |
82 | 1.15k | self.data.header().base_glyph_records_offset.get() |
83 | 1.15k | } |
84 | | |
85 | | /// Attempt to resolve [`base_glyph_records_offset`][Self::base_glyph_records_offset]. |
86 | 1.15k | pub fn base_glyph_records(&self) -> Option<Result<&'a [BaseGlyph], ReadError>> { |
87 | 1.15k | let data = self.offset_data(); |
88 | 1.15k | let args = self.num_base_glyph_records(); |
89 | 1.15k | self.base_glyph_records_offset() |
90 | 1.15k | .resolve_with_args(data, args) |
91 | 1.15k | } |
92 | | |
93 | | /// Offset to layerRecords array (may be NULL). |
94 | 544 | pub fn layer_records_offset(&self) -> Nullable<Offset32> { |
95 | 544 | self.data.header().layer_records_offset.get() |
96 | 544 | } |
97 | | |
98 | | /// Attempt to resolve [`layer_records_offset`][Self::layer_records_offset]. |
99 | 544 | pub fn layer_records(&self) -> Option<Result<&'a [Layer], ReadError>> { |
100 | 544 | let data = self.offset_data(); |
101 | 544 | let args = self.num_layer_records(); |
102 | 544 | self.layer_records_offset().resolve_with_args(data, args) |
103 | 544 | } |
104 | | |
105 | | /// Number of Layer records; may be 0 in a version 1 table. |
106 | 544 | pub fn num_layer_records(&self) -> u16 { |
107 | 544 | self.data.header().num_layer_records.get() |
108 | 544 | } |
109 | | |
110 | | /// Offset to BaseGlyphList table. |
111 | 1.46k | pub fn base_glyph_list_offset(&self) -> Option<Nullable<Offset32>> { |
112 | 1.46k | let range = self.base_glyph_list_offset_byte_range(); |
113 | 1.46k | (!range.is_empty()) |
114 | 1.46k | .then(|| self.offset_data().read_at(range.start).ok()) |
115 | 1.46k | .flatten() |
116 | 1.46k | } |
117 | | |
118 | | /// Attempt to resolve [`base_glyph_list_offset`][Self::base_glyph_list_offset]. |
119 | 1.46k | pub fn base_glyph_list(&self) -> Option<Result<BaseGlyphList<'a>, ReadError>> { |
120 | 1.46k | let data = self.offset_data(); |
121 | 1.46k | self.base_glyph_list_offset().map(|x| x.resolve(data))? |
122 | 1.46k | } |
123 | | |
124 | | /// Offset to LayerList table (may be NULL). |
125 | 16 | pub fn layer_list_offset(&self) -> Option<Nullable<Offset32>> { |
126 | 16 | let range = self.layer_list_offset_byte_range(); |
127 | 16 | (!range.is_empty()) |
128 | 16 | .then(|| self.offset_data().read_at(range.start).ok()) |
129 | 16 | .flatten() |
130 | 16 | } |
131 | | |
132 | | /// Attempt to resolve [`layer_list_offset`][Self::layer_list_offset]. |
133 | 16 | pub fn layer_list(&self) -> Option<Result<LayerList<'a>, ReadError>> { |
134 | 16 | let data = self.offset_data(); |
135 | 16 | self.layer_list_offset().map(|x| x.resolve(data))? |
136 | 16 | } |
137 | | |
138 | | /// Offset to ClipList table (may be NULL). |
139 | 1.10k | pub fn clip_list_offset(&self) -> Option<Nullable<Offset32>> { |
140 | 1.10k | let range = self.clip_list_offset_byte_range(); |
141 | 1.10k | (!range.is_empty()) |
142 | 1.10k | .then(|| self.offset_data().read_at(range.start).ok()) |
143 | 1.10k | .flatten() |
144 | 1.10k | } |
145 | | |
146 | | /// Attempt to resolve [`clip_list_offset`][Self::clip_list_offset]. |
147 | 1.10k | pub fn clip_list(&self) -> Option<Result<ClipList<'a>, ReadError>> { |
148 | 1.10k | let data = self.offset_data(); |
149 | 1.10k | self.clip_list_offset().map(|x| x.resolve(data))? |
150 | 1.10k | } |
151 | | |
152 | | /// Offset to DeltaSetIndexMap table (may be NULL). |
153 | 524 | pub fn var_index_map_offset(&self) -> Option<Nullable<Offset32>> { |
154 | 524 | let range = self.var_index_map_offset_byte_range(); |
155 | 524 | (!range.is_empty()) |
156 | 524 | .then(|| self.offset_data().read_at(range.start).ok()) |
157 | 524 | .flatten() |
158 | 524 | } |
159 | | |
160 | | /// Attempt to resolve [`var_index_map_offset`][Self::var_index_map_offset]. |
161 | 524 | pub fn var_index_map(&self) -> Option<Result<DeltaSetIndexMap<'a>, ReadError>> { |
162 | 524 | let data = self.offset_data(); |
163 | 524 | self.var_index_map_offset().map(|x| x.resolve(data))? |
164 | 524 | } |
165 | | |
166 | | /// Offset to ItemVariationStore (may be NULL). |
167 | 524 | pub fn item_variation_store_offset(&self) -> Option<Nullable<Offset32>> { |
168 | 524 | let range = self.item_variation_store_offset_byte_range(); |
169 | 524 | (!range.is_empty()) |
170 | 524 | .then(|| self.offset_data().read_at(range.start).ok()) |
171 | 524 | .flatten() |
172 | 524 | } |
173 | | |
174 | | /// Attempt to resolve [`item_variation_store_offset`][Self::item_variation_store_offset]. |
175 | 524 | pub fn item_variation_store(&self) -> Option<Result<ItemVariationStore<'a>, ReadError>> { |
176 | 524 | let data = self.offset_data(); |
177 | 524 | self.item_variation_store_offset() |
178 | 524 | .map(|x| x.resolve(data))? |
179 | 524 | } |
180 | | |
181 | 3.63k | pub fn version_byte_range(&self) -> Range<usize> { |
182 | 3.63k | let start = 0; |
183 | 3.63k | let end = start + u16::RAW_BYTE_LEN; |
184 | 3.63k | start..end |
185 | 3.63k | } |
186 | | |
187 | 3.63k | pub fn num_base_glyph_records_byte_range(&self) -> Range<usize> { |
188 | 3.63k | let start = self.version_byte_range().end; |
189 | 3.63k | let end = start + u16::RAW_BYTE_LEN; |
190 | 3.63k | start..end |
191 | 3.63k | } |
192 | | |
193 | 3.63k | pub fn base_glyph_records_offset_byte_range(&self) -> Range<usize> { |
194 | 3.63k | let start = self.num_base_glyph_records_byte_range().end; |
195 | 3.63k | let end = start + Offset32::RAW_BYTE_LEN; |
196 | 3.63k | start..end |
197 | 3.63k | } |
198 | | |
199 | 3.63k | pub fn layer_records_offset_byte_range(&self) -> Range<usize> { |
200 | 3.63k | let start = self.base_glyph_records_offset_byte_range().end; |
201 | 3.63k | let end = start + Offset32::RAW_BYTE_LEN; |
202 | 3.63k | start..end |
203 | 3.63k | } |
204 | | |
205 | 3.63k | pub fn num_layer_records_byte_range(&self) -> Range<usize> { |
206 | 3.63k | let start = self.layer_records_offset_byte_range().end; |
207 | 3.63k | let end = start + u16::RAW_BYTE_LEN; |
208 | 3.63k | start..end |
209 | 3.63k | } |
210 | | |
211 | 3.63k | pub fn base_glyph_list_offset_byte_range(&self) -> Range<usize> { |
212 | 3.63k | let start = self.num_layer_records_byte_range().end; |
213 | 3.63k | let end = if self.version().compatible(1u16) { |
214 | 3.35k | start + Offset32::RAW_BYTE_LEN |
215 | | } else { |
216 | 274 | start |
217 | | }; |
218 | 3.63k | start..end |
219 | 3.63k | } |
220 | | |
221 | 2.16k | pub fn layer_list_offset_byte_range(&self) -> Range<usize> { |
222 | 2.16k | let start = self.base_glyph_list_offset_byte_range().end; |
223 | 2.16k | let end = if self.version().compatible(1u16) { |
224 | 2.03k | start + Offset32::RAW_BYTE_LEN |
225 | | } else { |
226 | 133 | start |
227 | | }; |
228 | 2.16k | start..end |
229 | 2.16k | } |
230 | | |
231 | 2.14k | pub fn clip_list_offset_byte_range(&self) -> Range<usize> { |
232 | 2.14k | let start = self.layer_list_offset_byte_range().end; |
233 | 2.14k | let end = if self.version().compatible(1u16) { |
234 | 2.01k | start + Offset32::RAW_BYTE_LEN |
235 | | } else { |
236 | 133 | start |
237 | | }; |
238 | 2.14k | start..end |
239 | 2.14k | } |
240 | | |
241 | 1.04k | pub fn var_index_map_offset_byte_range(&self) -> Range<usize> { |
242 | 1.04k | let start = self.clip_list_offset_byte_range().end; |
243 | 1.04k | let end = if self.version().compatible(1u16) { |
244 | 966 | start + Offset32::RAW_BYTE_LEN |
245 | | } else { |
246 | 82 | start |
247 | | }; |
248 | 1.04k | start..end |
249 | 1.04k | } |
250 | | |
251 | 524 | pub fn item_variation_store_offset_byte_range(&self) -> Range<usize> { |
252 | 524 | let start = self.var_index_map_offset_byte_range().end; |
253 | 524 | let end = if self.version().compatible(1u16) { |
254 | 483 | start + Offset32::RAW_BYTE_LEN |
255 | | } else { |
256 | 41 | start |
257 | | }; |
258 | 524 | start..end |
259 | 524 | } |
260 | | } |
261 | | |
262 | | const _: () = assert!(FontData::default_data_long_enough(Colr::MIN_SIZE)); |
263 | | |
264 | | impl Default for Colr<'_> { |
265 | 0 | fn default() -> Self { |
266 | | Self { |
267 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
268 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
269 | | } |
270 | 0 | } |
271 | | } |
272 | | |
273 | | /// [BaseGlyph](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyph-and-layer-records) record |
274 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
275 | | #[repr(C)] |
276 | | #[repr(packed)] |
277 | | pub struct BaseGlyph { |
278 | | /// Glyph ID of the base glyph. |
279 | | pub glyph_id: BigEndian<GlyphId16>, |
280 | | /// Index (base 0) into the layerRecords array. |
281 | | pub first_layer_index: BigEndian<u16>, |
282 | | /// Number of color layers associated with this glyph. |
283 | | pub num_layers: BigEndian<u16>, |
284 | | } |
285 | | |
286 | | impl BaseGlyph { |
287 | | /// Glyph ID of the base glyph. |
288 | 2.33k | pub fn glyph_id(&self) -> GlyphId16 { |
289 | 2.33k | self.glyph_id.get() |
290 | 2.33k | } |
291 | | |
292 | | /// Index (base 0) into the layerRecords array. |
293 | 484 | pub fn first_layer_index(&self) -> u16 { |
294 | 484 | self.first_layer_index.get() |
295 | 484 | } |
296 | | |
297 | | /// Number of color layers associated with this glyph. |
298 | 484 | pub fn num_layers(&self) -> u16 { |
299 | 484 | self.num_layers.get() |
300 | 484 | } |
301 | | } |
302 | | |
303 | | impl FixedSize for BaseGlyph { |
304 | | const RAW_BYTE_LEN: usize = GlyphId16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN; |
305 | | } |
306 | | |
307 | | /// [Layer](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyph-and-layer-records) record |
308 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
309 | | #[repr(C)] |
310 | | #[repr(packed)] |
311 | | pub struct Layer { |
312 | | /// Glyph ID of the glyph used for a given layer. |
313 | | pub glyph_id: BigEndian<GlyphId16>, |
314 | | /// Index (base 0) for a palette entry in the CPAL table. |
315 | | pub palette_index: BigEndian<u16>, |
316 | | } |
317 | | |
318 | | impl Layer { |
319 | | /// Glyph ID of the glyph used for a given layer. |
320 | 414 | pub fn glyph_id(&self) -> GlyphId16 { |
321 | 414 | self.glyph_id.get() |
322 | 414 | } |
323 | | |
324 | | /// Index (base 0) for a palette entry in the CPAL table. |
325 | 414 | pub fn palette_index(&self) -> u16 { |
326 | 414 | self.palette_index.get() |
327 | 414 | } |
328 | | } |
329 | | |
330 | | impl FixedSize for Layer { |
331 | | const RAW_BYTE_LEN: usize = GlyphId16::RAW_BYTE_LEN + u16::RAW_BYTE_LEN; |
332 | | } |
333 | | |
334 | | impl<'a> MinByteRange<'a> for BaseGlyphList<'a> { |
335 | 0 | fn min_byte_range(&self) -> Range<usize> { |
336 | 0 | 0..self.base_glyph_paint_records_byte_range().end |
337 | 0 | } |
338 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
339 | 0 | let range = self.min_byte_range(); |
340 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
341 | 0 | } |
342 | | } |
343 | | |
344 | | impl ReadArgs for BaseGlyphList<'_> { |
345 | | type Args = (); |
346 | | } |
347 | | |
348 | | impl<'a> FontRead<'a> for BaseGlyphList<'a> { |
349 | 536 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
350 | | #[allow(clippy::absurd_extreme_comparisons)] |
351 | 536 | if data.len() < Self::MIN_SIZE { |
352 | 0 | return Err(ReadError::OutOfBounds); |
353 | 536 | } |
354 | 536 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
355 | 0 | return Err(ReadError::OutOfBounds); |
356 | | }; |
357 | 536 | Ok(Self { data }) |
358 | 536 | } |
359 | | } |
360 | | |
361 | | /// The fields at the start of the table, which are read directly. |
362 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
363 | | #[repr(C, packed)] |
364 | | #[doc(hidden)] |
365 | | pub struct BaseGlyphListFixedHeader { |
366 | | pub num_base_glyph_paint_records: BigEndian<u32>, |
367 | | } |
368 | | |
369 | | #[allow(clippy::absurd_extreme_comparisons)] |
370 | | const _: () = assert!(std::mem::size_of::<BaseGlyphListFixedHeader>() <= BaseGlyphList::MIN_SIZE); |
371 | | |
372 | | /// [BaseGlyphList](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) table |
373 | | #[derive(Clone)] |
374 | | pub struct BaseGlyphList<'a> { |
375 | | data: TableDataRef<'a, BaseGlyphListFixedHeader>, |
376 | | } |
377 | | |
378 | | #[allow(clippy::needless_lifetimes)] |
379 | | impl<'a> BaseGlyphList<'a> { |
380 | | pub const MIN_SIZE: usize = u32::RAW_BYTE_LEN; |
381 | | basic_table_impls!(impl_the_methods); |
382 | | |
383 | 536 | pub fn num_base_glyph_paint_records(&self) -> u32 { |
384 | 536 | self.data.header().num_base_glyph_paint_records.get() |
385 | 536 | } |
386 | | |
387 | 536 | pub fn base_glyph_paint_records(&self) -> &'a [BaseGlyphPaint] { |
388 | 536 | let range = self.base_glyph_paint_records_byte_range(); |
389 | 536 | self.offset_data() |
390 | 536 | .read_array(range) |
391 | 536 | .ok() |
392 | 536 | .unwrap_or_default() |
393 | 536 | } |
394 | | |
395 | 536 | pub fn num_base_glyph_paint_records_byte_range(&self) -> Range<usize> { |
396 | 536 | let start = 0; |
397 | 536 | let end = start + u32::RAW_BYTE_LEN; |
398 | 536 | start..end |
399 | 536 | } |
400 | | |
401 | 536 | pub fn base_glyph_paint_records_byte_range(&self) -> Range<usize> { |
402 | 536 | let num_base_glyph_paint_records = self.num_base_glyph_paint_records(); |
403 | 536 | let start = self.num_base_glyph_paint_records_byte_range().end; |
404 | 536 | let end = start |
405 | 536 | + (transforms::to_usize(num_base_glyph_paint_records)) |
406 | 536 | .saturating_mul(BaseGlyphPaint::RAW_BYTE_LEN); |
407 | 536 | start..end |
408 | 536 | } |
409 | | } |
410 | | |
411 | | const _: () = assert!(FontData::default_data_long_enough(BaseGlyphList::MIN_SIZE)); |
412 | | |
413 | | impl Default for BaseGlyphList<'_> { |
414 | 0 | fn default() -> Self { |
415 | | Self { |
416 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
417 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
418 | | } |
419 | 0 | } |
420 | | } |
421 | | |
422 | | /// [BaseGlyphPaint](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) record |
423 | | #[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)] |
424 | | #[repr(C)] |
425 | | #[repr(packed)] |
426 | | pub struct BaseGlyphPaint { |
427 | | /// Glyph ID of the base glyph. |
428 | | pub glyph_id: BigEndian<GlyphId16>, |
429 | | /// Offset to a Paint table, from the beginning of the [`BaseGlyphList`] table. |
430 | | pub paint_offset: BigEndian<Offset32>, |
431 | | } |
432 | | |
433 | | impl BaseGlyphPaint { |
434 | | /// Glyph ID of the base glyph. |
435 | 2.08k | pub fn glyph_id(&self) -> GlyphId16 { |
436 | 2.08k | self.glyph_id.get() |
437 | 2.08k | } |
438 | | |
439 | | /// Offset to a Paint table, from the beginning of the [`BaseGlyphList`] table. |
440 | 812 | pub fn paint_offset(&self) -> Offset32 { |
441 | 812 | self.paint_offset.get() |
442 | 812 | } |
443 | | |
444 | | /// Offset to a Paint table, from the beginning of the [`BaseGlyphList`] table. |
445 | | /// |
446 | | /// The `data` argument should be retrieved from the parent table |
447 | | /// By calling its `offset_data` method. |
448 | 406 | pub fn paint<'a>(&self, data: FontData<'a>) -> Result<Paint<'a>, ReadError> { |
449 | 406 | self.paint_offset().resolve(data) |
450 | 406 | } |
451 | | } |
452 | | |
453 | | impl FixedSize for BaseGlyphPaint { |
454 | | const RAW_BYTE_LEN: usize = GlyphId16::RAW_BYTE_LEN + Offset32::RAW_BYTE_LEN; |
455 | | } |
456 | | |
457 | | impl<'a> MinByteRange<'a> for LayerList<'a> { |
458 | 0 | fn min_byte_range(&self) -> Range<usize> { |
459 | 0 | 0..self.paint_offsets_byte_range().end |
460 | 0 | } |
461 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
462 | 0 | let range = self.min_byte_range(); |
463 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
464 | 0 | } |
465 | | } |
466 | | |
467 | | impl ReadArgs for LayerList<'_> { |
468 | | type Args = (); |
469 | | } |
470 | | |
471 | | impl<'a> FontRead<'a> for LayerList<'a> { |
472 | 0 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
473 | | #[allow(clippy::absurd_extreme_comparisons)] |
474 | 0 | if data.len() < Self::MIN_SIZE { |
475 | 0 | return Err(ReadError::OutOfBounds); |
476 | 0 | } |
477 | 0 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
478 | 0 | return Err(ReadError::OutOfBounds); |
479 | | }; |
480 | 0 | Ok(Self { data }) |
481 | 0 | } |
482 | | } |
483 | | |
484 | | /// The fields at the start of the table, which are read directly. |
485 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
486 | | #[repr(C, packed)] |
487 | | #[doc(hidden)] |
488 | | pub struct LayerListFixedHeader { |
489 | | pub num_layers: BigEndian<u32>, |
490 | | } |
491 | | |
492 | | #[allow(clippy::absurd_extreme_comparisons)] |
493 | | const _: () = assert!(std::mem::size_of::<LayerListFixedHeader>() <= LayerList::MIN_SIZE); |
494 | | |
495 | | /// [LayerList](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) table |
496 | | #[derive(Clone)] |
497 | | pub struct LayerList<'a> { |
498 | | data: TableDataRef<'a, LayerListFixedHeader>, |
499 | | } |
500 | | |
501 | | #[allow(clippy::needless_lifetimes)] |
502 | | impl<'a> LayerList<'a> { |
503 | | pub const MIN_SIZE: usize = u32::RAW_BYTE_LEN; |
504 | | basic_table_impls!(impl_the_methods); |
505 | | |
506 | 0 | pub fn num_layers(&self) -> u32 { |
507 | 0 | self.data.header().num_layers.get() |
508 | 0 | } |
509 | | |
510 | | /// Offsets to Paint tables. |
511 | 0 | pub fn paint_offsets(&self) -> &'a [BigEndian<Offset32>] { |
512 | 0 | let range = self.paint_offsets_byte_range(); |
513 | 0 | self.offset_data() |
514 | 0 | .read_array(range) |
515 | 0 | .ok() |
516 | 0 | .unwrap_or_default() |
517 | 0 | } |
518 | | |
519 | | /// A dynamically resolving wrapper for [`paint_offsets`][Self::paint_offsets]. |
520 | 0 | pub fn paints(&self) -> ArrayOfOffsets<'a, Paint<'a>, Offset32> { |
521 | 0 | let data = self.offset_data(); |
522 | 0 | let offsets = self.paint_offsets(); |
523 | 0 | ArrayOfOffsets::new(offsets, data, ()) |
524 | 0 | } |
525 | | |
526 | 0 | pub fn num_layers_byte_range(&self) -> Range<usize> { |
527 | 0 | let start = 0; |
528 | 0 | let end = start + u32::RAW_BYTE_LEN; |
529 | 0 | start..end |
530 | 0 | } |
531 | | |
532 | 0 | pub fn paint_offsets_byte_range(&self) -> Range<usize> { |
533 | 0 | let num_layers = self.num_layers(); |
534 | 0 | let start = self.num_layers_byte_range().end; |
535 | 0 | let end = start + (transforms::to_usize(num_layers)).saturating_mul(Offset32::RAW_BYTE_LEN); |
536 | 0 | start..end |
537 | 0 | } |
538 | | } |
539 | | |
540 | | const _: () = assert!(FontData::default_data_long_enough(LayerList::MIN_SIZE)); |
541 | | |
542 | | impl Default for LayerList<'_> { |
543 | 0 | fn default() -> Self { |
544 | | Self { |
545 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
546 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
547 | | } |
548 | 0 | } |
549 | | } |
550 | | |
551 | | impl<'a> MinByteRange<'a> for ClipList<'a> { |
552 | 0 | fn min_byte_range(&self) -> Range<usize> { |
553 | 0 | 0..self.clips_byte_range().end |
554 | 0 | } |
555 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
556 | 0 | let range = self.min_byte_range(); |
557 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
558 | 0 | } |
559 | | } |
560 | | |
561 | | impl ReadArgs for ClipList<'_> { |
562 | | type Args = (); |
563 | | } |
564 | | |
565 | | impl<'a> FontRead<'a> for ClipList<'a> { |
566 | 174 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
567 | | #[allow(clippy::absurd_extreme_comparisons)] |
568 | 174 | if data.len() < Self::MIN_SIZE { |
569 | 0 | return Err(ReadError::OutOfBounds); |
570 | 174 | } |
571 | 174 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
572 | 0 | return Err(ReadError::OutOfBounds); |
573 | | }; |
574 | 174 | Ok(Self { data }) |
575 | 174 | } |
576 | | } |
577 | | |
578 | | /// The fields at the start of the table, which are read directly. |
579 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
580 | | #[repr(C, packed)] |
581 | | #[doc(hidden)] |
582 | | pub struct ClipListFixedHeader { |
583 | | pub format: u8, |
584 | | pub num_clips: BigEndian<u32>, |
585 | | } |
586 | | |
587 | | #[allow(clippy::absurd_extreme_comparisons)] |
588 | | const _: () = assert!(std::mem::size_of::<ClipListFixedHeader>() <= ClipList::MIN_SIZE); |
589 | | |
590 | | /// [ClipList](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) table |
591 | | #[derive(Clone)] |
592 | | pub struct ClipList<'a> { |
593 | | data: TableDataRef<'a, ClipListFixedHeader>, |
594 | | } |
595 | | |
596 | | #[allow(clippy::needless_lifetimes)] |
597 | | impl<'a> ClipList<'a> { |
598 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + u32::RAW_BYTE_LEN); |
599 | | basic_table_impls!(impl_the_methods); |
600 | | |
601 | | /// Set to 1. |
602 | 0 | pub fn format(&self) -> u8 { |
603 | 0 | self.data.header().format |
604 | 0 | } |
605 | | |
606 | | /// Number of Clip records. |
607 | 174 | pub fn num_clips(&self) -> u32 { |
608 | 174 | self.data.header().num_clips.get() |
609 | 174 | } |
610 | | |
611 | | /// Clip records. Sorted by startGlyphID. |
612 | 174 | pub fn clips(&self) -> &'a [Clip] { |
613 | 174 | let range = self.clips_byte_range(); |
614 | 174 | self.offset_data() |
615 | 174 | .read_array(range) |
616 | 174 | .ok() |
617 | 174 | .unwrap_or_default() |
618 | 174 | } |
619 | | |
620 | 174 | pub fn format_byte_range(&self) -> Range<usize> { |
621 | 174 | let start = 0; |
622 | 174 | let end = start + u8::RAW_BYTE_LEN; |
623 | 174 | start..end |
624 | 174 | } |
625 | | |
626 | 174 | pub fn num_clips_byte_range(&self) -> Range<usize> { |
627 | 174 | let start = self.format_byte_range().end; |
628 | 174 | let end = start + u32::RAW_BYTE_LEN; |
629 | 174 | start..end |
630 | 174 | } |
631 | | |
632 | 174 | pub fn clips_byte_range(&self) -> Range<usize> { |
633 | 174 | let num_clips = self.num_clips(); |
634 | 174 | let start = self.num_clips_byte_range().end; |
635 | 174 | let end = start + (transforms::to_usize(num_clips)).saturating_mul(Clip::RAW_BYTE_LEN); |
636 | 174 | start..end |
637 | 174 | } |
638 | | } |
639 | | |
640 | | const _: () = assert!(FontData::default_data_long_enough(ClipList::MIN_SIZE)); |
641 | | |
642 | | impl Default for ClipList<'_> { |
643 | 0 | fn default() -> Self { |
644 | | Self { |
645 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
646 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
647 | | } |
648 | 0 | } |
649 | | } |
650 | | |
651 | | /// [Clip](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) record |
652 | | #[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)] |
653 | | #[repr(C)] |
654 | | #[repr(packed)] |
655 | | pub struct Clip { |
656 | | /// First glyph ID in the range. |
657 | | pub start_glyph_id: BigEndian<GlyphId16>, |
658 | | /// Last glyph ID in the range. |
659 | | pub end_glyph_id: BigEndian<GlyphId16>, |
660 | | /// Offset to a ClipBox table, from the beginning of the [`ClipList`] table. |
661 | | pub clip_box_offset: BigEndian<Offset24>, |
662 | | } |
663 | | |
664 | | impl Clip { |
665 | | /// First glyph ID in the range. |
666 | 530 | pub fn start_glyph_id(&self) -> GlyphId16 { |
667 | 530 | self.start_glyph_id.get() |
668 | 530 | } |
669 | | |
670 | | /// Last glyph ID in the range. |
671 | 204 | pub fn end_glyph_id(&self) -> GlyphId16 { |
672 | 204 | self.end_glyph_id.get() |
673 | 204 | } |
674 | | |
675 | | /// Offset to a ClipBox table, from the beginning of the [`ClipList`] table. |
676 | 84 | pub fn clip_box_offset(&self) -> Offset24 { |
677 | 84 | self.clip_box_offset.get() |
678 | 84 | } |
679 | | |
680 | | /// Offset to a ClipBox table, from the beginning of the [`ClipList`] table. |
681 | | /// |
682 | | /// The `data` argument should be retrieved from the parent table |
683 | | /// By calling its `offset_data` method. |
684 | 84 | pub fn clip_box<'a>(&self, data: FontData<'a>) -> Result<ClipBox<'a>, ReadError> { |
685 | 84 | self.clip_box_offset().resolve(data) |
686 | 84 | } |
687 | | } |
688 | | |
689 | | impl FixedSize for Clip { |
690 | | const RAW_BYTE_LEN: usize = |
691 | | GlyphId16::RAW_BYTE_LEN + GlyphId16::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN; |
692 | | } |
693 | | |
694 | | /// [ClipBox](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) table |
695 | | #[derive(Clone)] |
696 | | pub enum ClipBox<'a> { |
697 | | Format1(ClipBoxFormat1<'a>), |
698 | | Format2(ClipBoxFormat2<'a>), |
699 | | } |
700 | | |
701 | | impl Default for ClipBox<'_> { |
702 | 0 | fn default() -> Self { |
703 | 0 | Self::Format1(Default::default()) |
704 | 0 | } |
705 | | } |
706 | | |
707 | | impl<'a> ClipBox<'a> { |
708 | | ///Return the `FontData` used to resolve offsets for this table. |
709 | 0 | pub fn offset_data(&self) -> FontData<'a> { |
710 | 0 | match self { |
711 | 0 | Self::Format1(item) => item.offset_data(), |
712 | 0 | Self::Format2(item) => item.offset_data(), |
713 | | } |
714 | 0 | } |
715 | | |
716 | | /// Set to 1. |
717 | 0 | pub fn format(&self) -> u8 { |
718 | 0 | match self { |
719 | 0 | Self::Format1(item) => item.format(), |
720 | 0 | Self::Format2(item) => item.format(), |
721 | | } |
722 | 0 | } |
723 | | |
724 | | /// Minimum x of clip box. |
725 | 0 | pub fn x_min(&self) -> FWord { |
726 | 0 | match self { |
727 | 0 | Self::Format1(item) => item.x_min(), |
728 | 0 | Self::Format2(item) => item.x_min(), |
729 | | } |
730 | 0 | } |
731 | | |
732 | | /// Minimum y of clip box. |
733 | 0 | pub fn y_min(&self) -> FWord { |
734 | 0 | match self { |
735 | 0 | Self::Format1(item) => item.y_min(), |
736 | 0 | Self::Format2(item) => item.y_min(), |
737 | | } |
738 | 0 | } |
739 | | |
740 | | /// Maximum x of clip box. |
741 | 0 | pub fn x_max(&self) -> FWord { |
742 | 0 | match self { |
743 | 0 | Self::Format1(item) => item.x_max(), |
744 | 0 | Self::Format2(item) => item.x_max(), |
745 | | } |
746 | 0 | } |
747 | | |
748 | | /// Maximum y of clip box. |
749 | 0 | pub fn y_max(&self) -> FWord { |
750 | 0 | match self { |
751 | 0 | Self::Format1(item) => item.y_max(), |
752 | 0 | Self::Format2(item) => item.y_max(), |
753 | | } |
754 | 0 | } |
755 | | } |
756 | | |
757 | | impl ReadArgs for ClipBox<'_> { |
758 | | type Args = (); |
759 | | } |
760 | | |
761 | | impl<'a> FontRead<'a> for ClipBox<'a> { |
762 | | #[inline] |
763 | 26 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
764 | 26 | let format: u8 = data.read_at(0usize)?; |
765 | 26 | match format { |
766 | 3 | ClipBoxFormat1::FORMAT => Ok(Self::Format1(FontRead::read(data)?)), |
767 | 1 | ClipBoxFormat2::FORMAT => Ok(Self::Format2(FontRead::read(data)?)), |
768 | 22 | other => Err(ReadError::InvalidFormat(other.into())), |
769 | | } |
770 | 26 | } |
771 | | } |
772 | | |
773 | | impl<'a> MinByteRange<'a> for ClipBox<'a> { |
774 | 0 | fn min_byte_range(&self) -> Range<usize> { |
775 | 0 | match self { |
776 | 0 | Self::Format1(item) => item.min_byte_range(), |
777 | 0 | Self::Format2(item) => item.min_byte_range(), |
778 | | } |
779 | 0 | } |
780 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
781 | 0 | match self { |
782 | 0 | Self::Format1(item) => item.min_table_bytes(), |
783 | 0 | Self::Format2(item) => item.min_table_bytes(), |
784 | | } |
785 | 0 | } |
786 | | } |
787 | | |
788 | | impl Format<u8> for ClipBoxFormat1<'_> { |
789 | | const FORMAT: u8 = 1; |
790 | | } |
791 | | |
792 | | impl<'a> MinByteRange<'a> for ClipBoxFormat1<'a> { |
793 | 0 | fn min_byte_range(&self) -> Range<usize> { |
794 | 0 | 0..self.y_max_byte_range().end |
795 | 0 | } |
796 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
797 | 0 | let range = self.min_byte_range(); |
798 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
799 | 0 | } |
800 | | } |
801 | | |
802 | | impl ReadArgs for ClipBoxFormat1<'_> { |
803 | | type Args = (); |
804 | | } |
805 | | |
806 | | impl<'a> FontRead<'a> for ClipBoxFormat1<'a> { |
807 | 3 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
808 | | #[allow(clippy::absurd_extreme_comparisons)] |
809 | 3 | if data.len() < Self::MIN_SIZE { |
810 | 0 | return Err(ReadError::OutOfBounds); |
811 | 3 | } |
812 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
813 | 0 | return Err(ReadError::OutOfBounds); |
814 | | }; |
815 | 3 | Ok(Self { data }) |
816 | 3 | } |
817 | | } |
818 | | |
819 | | /// The fields at the start of the table, which are read directly. |
820 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
821 | | #[repr(C, packed)] |
822 | | #[doc(hidden)] |
823 | | pub struct ClipBoxFormat1FixedHeader { |
824 | | pub format: u8, |
825 | | pub x_min: BigEndian<FWord>, |
826 | | pub y_min: BigEndian<FWord>, |
827 | | pub x_max: BigEndian<FWord>, |
828 | | pub y_max: BigEndian<FWord>, |
829 | | } |
830 | | |
831 | | #[allow(clippy::absurd_extreme_comparisons)] |
832 | | const _: () = assert!(std::mem::size_of::<ClipBoxFormat1FixedHeader>() <= ClipBoxFormat1::MIN_SIZE); |
833 | | |
834 | | /// [ClipBoxFormat1](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) record |
835 | | #[derive(Clone)] |
836 | | pub struct ClipBoxFormat1<'a> { |
837 | | data: TableDataRef<'a, ClipBoxFormat1FixedHeader>, |
838 | | } |
839 | | |
840 | | #[allow(clippy::needless_lifetimes)] |
841 | | impl<'a> ClipBoxFormat1<'a> { |
842 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
843 | | + FWord::RAW_BYTE_LEN |
844 | | + FWord::RAW_BYTE_LEN |
845 | | + FWord::RAW_BYTE_LEN |
846 | | + FWord::RAW_BYTE_LEN); |
847 | | basic_table_impls!(impl_the_methods); |
848 | | |
849 | | /// Set to 1. |
850 | 0 | pub fn format(&self) -> u8 { |
851 | 0 | self.data.header().format |
852 | 0 | } |
853 | | |
854 | | /// Minimum x of clip box. |
855 | 3 | pub fn x_min(&self) -> FWord { |
856 | 3 | self.data.header().x_min.get() |
857 | 3 | } |
858 | | |
859 | | /// Minimum y of clip box. |
860 | 3 | pub fn y_min(&self) -> FWord { |
861 | 3 | self.data.header().y_min.get() |
862 | 3 | } |
863 | | |
864 | | /// Maximum x of clip box. |
865 | 3 | pub fn x_max(&self) -> FWord { |
866 | 3 | self.data.header().x_max.get() |
867 | 3 | } |
868 | | |
869 | | /// Maximum y of clip box. |
870 | 3 | pub fn y_max(&self) -> FWord { |
871 | 3 | self.data.header().y_max.get() |
872 | 3 | } |
873 | | |
874 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
875 | 0 | let start = 0; |
876 | 0 | let end = start + u8::RAW_BYTE_LEN; |
877 | 0 | start..end |
878 | 0 | } |
879 | | |
880 | 0 | pub fn x_min_byte_range(&self) -> Range<usize> { |
881 | 0 | let start = self.format_byte_range().end; |
882 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
883 | 0 | start..end |
884 | 0 | } |
885 | | |
886 | 0 | pub fn y_min_byte_range(&self) -> Range<usize> { |
887 | 0 | let start = self.x_min_byte_range().end; |
888 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
889 | 0 | start..end |
890 | 0 | } |
891 | | |
892 | 0 | pub fn x_max_byte_range(&self) -> Range<usize> { |
893 | 0 | let start = self.y_min_byte_range().end; |
894 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
895 | 0 | start..end |
896 | 0 | } |
897 | | |
898 | 0 | pub fn y_max_byte_range(&self) -> Range<usize> { |
899 | 0 | let start = self.x_max_byte_range().end; |
900 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
901 | 0 | start..end |
902 | 0 | } |
903 | | } |
904 | | |
905 | | const _: () = assert!(FontData::default_data_long_enough(ClipBoxFormat1::MIN_SIZE)); |
906 | | |
907 | | impl Default for ClipBoxFormat1<'_> { |
908 | 0 | fn default() -> Self { |
909 | | Self { |
910 | 0 | data: TableDataRef::new(FontData::default_format_1_u8_table_data().as_bytes()) |
911 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
912 | | } |
913 | 0 | } |
914 | | } |
915 | | |
916 | | impl Format<u8> for ClipBoxFormat2<'_> { |
917 | | const FORMAT: u8 = 2; |
918 | | } |
919 | | |
920 | | impl<'a> MinByteRange<'a> for ClipBoxFormat2<'a> { |
921 | 0 | fn min_byte_range(&self) -> Range<usize> { |
922 | 0 | 0..self.var_index_base_byte_range().end |
923 | 0 | } |
924 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
925 | 0 | let range = self.min_byte_range(); |
926 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
927 | 0 | } |
928 | | } |
929 | | |
930 | | impl ReadArgs for ClipBoxFormat2<'_> { |
931 | | type Args = (); |
932 | | } |
933 | | |
934 | | impl<'a> FontRead<'a> for ClipBoxFormat2<'a> { |
935 | 1 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
936 | | #[allow(clippy::absurd_extreme_comparisons)] |
937 | 1 | if data.len() < Self::MIN_SIZE { |
938 | 0 | return Err(ReadError::OutOfBounds); |
939 | 1 | } |
940 | 1 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
941 | 0 | return Err(ReadError::OutOfBounds); |
942 | | }; |
943 | 1 | Ok(Self { data }) |
944 | 1 | } |
945 | | } |
946 | | |
947 | | /// The fields at the start of the table, which are read directly. |
948 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
949 | | #[repr(C, packed)] |
950 | | #[doc(hidden)] |
951 | | pub struct ClipBoxFormat2FixedHeader { |
952 | | pub format: u8, |
953 | | pub x_min: BigEndian<FWord>, |
954 | | pub y_min: BigEndian<FWord>, |
955 | | pub x_max: BigEndian<FWord>, |
956 | | pub y_max: BigEndian<FWord>, |
957 | | pub var_index_base: BigEndian<u32>, |
958 | | } |
959 | | |
960 | | #[allow(clippy::absurd_extreme_comparisons)] |
961 | | const _: () = assert!(std::mem::size_of::<ClipBoxFormat2FixedHeader>() <= ClipBoxFormat2::MIN_SIZE); |
962 | | |
963 | | /// [ClipBoxFormat2](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#baseglyphlist-layerlist-and-cliplist) record |
964 | | #[derive(Clone)] |
965 | | pub struct ClipBoxFormat2<'a> { |
966 | | data: TableDataRef<'a, ClipBoxFormat2FixedHeader>, |
967 | | } |
968 | | |
969 | | #[allow(clippy::needless_lifetimes)] |
970 | | impl<'a> ClipBoxFormat2<'a> { |
971 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
972 | | + FWord::RAW_BYTE_LEN |
973 | | + FWord::RAW_BYTE_LEN |
974 | | + FWord::RAW_BYTE_LEN |
975 | | + FWord::RAW_BYTE_LEN |
976 | | + u32::RAW_BYTE_LEN); |
977 | | basic_table_impls!(impl_the_methods); |
978 | | |
979 | | /// Set to 2. |
980 | 0 | pub fn format(&self) -> u8 { |
981 | 0 | self.data.header().format |
982 | 0 | } |
983 | | |
984 | | /// Minimum x of clip box. For variation, use varIndexBase + 0. |
985 | 1 | pub fn x_min(&self) -> FWord { |
986 | 1 | self.data.header().x_min.get() |
987 | 1 | } |
988 | | |
989 | | /// Minimum y of clip box. For variation, use varIndexBase + 1. |
990 | 1 | pub fn y_min(&self) -> FWord { |
991 | 1 | self.data.header().y_min.get() |
992 | 1 | } |
993 | | |
994 | | /// Maximum x of clip box. For variation, use varIndexBase + 2. |
995 | 1 | pub fn x_max(&self) -> FWord { |
996 | 1 | self.data.header().x_max.get() |
997 | 1 | } |
998 | | |
999 | | /// Maximum y of clip box. For variation, use varIndexBase + 3. |
1000 | 1 | pub fn y_max(&self) -> FWord { |
1001 | 1 | self.data.header().y_max.get() |
1002 | 1 | } |
1003 | | |
1004 | | /// Base index into DeltaSetIndexMap. |
1005 | 1 | pub fn var_index_base(&self) -> u32 { |
1006 | 1 | self.data.header().var_index_base.get() |
1007 | 1 | } |
1008 | | |
1009 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
1010 | 0 | let start = 0; |
1011 | 0 | let end = start + u8::RAW_BYTE_LEN; |
1012 | 0 | start..end |
1013 | 0 | } |
1014 | | |
1015 | 0 | pub fn x_min_byte_range(&self) -> Range<usize> { |
1016 | 0 | let start = self.format_byte_range().end; |
1017 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
1018 | 0 | start..end |
1019 | 0 | } |
1020 | | |
1021 | 0 | pub fn y_min_byte_range(&self) -> Range<usize> { |
1022 | 0 | let start = self.x_min_byte_range().end; |
1023 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
1024 | 0 | start..end |
1025 | 0 | } |
1026 | | |
1027 | 0 | pub fn x_max_byte_range(&self) -> Range<usize> { |
1028 | 0 | let start = self.y_min_byte_range().end; |
1029 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
1030 | 0 | start..end |
1031 | 0 | } |
1032 | | |
1033 | 0 | pub fn y_max_byte_range(&self) -> Range<usize> { |
1034 | 0 | let start = self.x_max_byte_range().end; |
1035 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
1036 | 0 | start..end |
1037 | 0 | } |
1038 | | |
1039 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
1040 | 0 | let start = self.y_max_byte_range().end; |
1041 | 0 | let end = start + u32::RAW_BYTE_LEN; |
1042 | 0 | start..end |
1043 | 0 | } |
1044 | | } |
1045 | | |
1046 | | /// [ColorIndex](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) record |
1047 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
1048 | | #[repr(C)] |
1049 | | #[repr(packed)] |
1050 | | pub struct ColorIndex { |
1051 | | /// Index for a CPAL palette entry. |
1052 | | pub palette_index: BigEndian<u16>, |
1053 | | /// Alpha value. |
1054 | | pub alpha: BigEndian<F2Dot14>, |
1055 | | } |
1056 | | |
1057 | | impl ColorIndex { |
1058 | | /// Index for a CPAL palette entry. |
1059 | 0 | pub fn palette_index(&self) -> u16 { |
1060 | 0 | self.palette_index.get() |
1061 | 0 | } |
1062 | | |
1063 | | /// Alpha value. |
1064 | 0 | pub fn alpha(&self) -> F2Dot14 { |
1065 | 0 | self.alpha.get() |
1066 | 0 | } |
1067 | | } |
1068 | | |
1069 | | impl FixedSize for ColorIndex { |
1070 | | const RAW_BYTE_LEN: usize = u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN; |
1071 | | } |
1072 | | |
1073 | | /// [VarColorIndex](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) record |
1074 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
1075 | | #[repr(C)] |
1076 | | #[repr(packed)] |
1077 | | pub struct VarColorIndex { |
1078 | | /// Index for a CPAL palette entry. |
1079 | | pub palette_index: BigEndian<u16>, |
1080 | | /// Alpha value. For variation, use varIndexBase + 0. |
1081 | | pub alpha: BigEndian<F2Dot14>, |
1082 | | /// Base index into DeltaSetIndexMap. |
1083 | | pub var_index_base: BigEndian<u32>, |
1084 | | } |
1085 | | |
1086 | | impl VarColorIndex { |
1087 | | /// Index for a CPAL palette entry. |
1088 | 0 | pub fn palette_index(&self) -> u16 { |
1089 | 0 | self.palette_index.get() |
1090 | 0 | } |
1091 | | |
1092 | | /// Alpha value. For variation, use varIndexBase + 0. |
1093 | 0 | pub fn alpha(&self) -> F2Dot14 { |
1094 | 0 | self.alpha.get() |
1095 | 0 | } |
1096 | | |
1097 | | /// Base index into DeltaSetIndexMap. |
1098 | 0 | pub fn var_index_base(&self) -> u32 { |
1099 | 0 | self.var_index_base.get() |
1100 | 0 | } |
1101 | | } |
1102 | | |
1103 | | impl FixedSize for VarColorIndex { |
1104 | | const RAW_BYTE_LEN: usize = u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + u32::RAW_BYTE_LEN; |
1105 | | } |
1106 | | |
1107 | | /// [ColorStop](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) record |
1108 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
1109 | | #[repr(C)] |
1110 | | #[repr(packed)] |
1111 | | pub struct ColorStop { |
1112 | | /// Position on a color line. |
1113 | | pub stop_offset: BigEndian<F2Dot14>, |
1114 | | /// Index for a CPAL palette entry. |
1115 | | pub palette_index: BigEndian<u16>, |
1116 | | /// Alpha value. |
1117 | | pub alpha: BigEndian<F2Dot14>, |
1118 | | } |
1119 | | |
1120 | | impl ColorStop { |
1121 | | /// Position on a color line. |
1122 | 0 | pub fn stop_offset(&self) -> F2Dot14 { |
1123 | 0 | self.stop_offset.get() |
1124 | 0 | } |
1125 | | |
1126 | | /// Index for a CPAL palette entry. |
1127 | 0 | pub fn palette_index(&self) -> u16 { |
1128 | 0 | self.palette_index.get() |
1129 | 0 | } |
1130 | | |
1131 | | /// Alpha value. |
1132 | 0 | pub fn alpha(&self) -> F2Dot14 { |
1133 | 0 | self.alpha.get() |
1134 | 0 | } |
1135 | | } |
1136 | | |
1137 | | impl FixedSize for ColorStop { |
1138 | | const RAW_BYTE_LEN: usize = F2Dot14::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN; |
1139 | | } |
1140 | | |
1141 | | /// [VarColorStop](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) record |
1142 | | #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Copy, bytemuck :: AnyBitPattern)] |
1143 | | #[repr(C)] |
1144 | | #[repr(packed)] |
1145 | | pub struct VarColorStop { |
1146 | | /// Position on a color line. For variation, use varIndexBase + 0. |
1147 | | pub stop_offset: BigEndian<F2Dot14>, |
1148 | | /// Index for a CPAL palette entry. |
1149 | | pub palette_index: BigEndian<u16>, |
1150 | | /// Alpha value. For variation, use varIndexBase + 1. |
1151 | | pub alpha: BigEndian<F2Dot14>, |
1152 | | /// Base index into DeltaSetIndexMap. |
1153 | | pub var_index_base: BigEndian<u32>, |
1154 | | } |
1155 | | |
1156 | | impl VarColorStop { |
1157 | | /// Position on a color line. For variation, use varIndexBase + 0. |
1158 | 0 | pub fn stop_offset(&self) -> F2Dot14 { |
1159 | 0 | self.stop_offset.get() |
1160 | 0 | } |
1161 | | |
1162 | | /// Index for a CPAL palette entry. |
1163 | 0 | pub fn palette_index(&self) -> u16 { |
1164 | 0 | self.palette_index.get() |
1165 | 0 | } |
1166 | | |
1167 | | /// Alpha value. For variation, use varIndexBase + 1. |
1168 | 0 | pub fn alpha(&self) -> F2Dot14 { |
1169 | 0 | self.alpha.get() |
1170 | 0 | } |
1171 | | |
1172 | | /// Base index into DeltaSetIndexMap. |
1173 | 0 | pub fn var_index_base(&self) -> u32 { |
1174 | 0 | self.var_index_base.get() |
1175 | 0 | } |
1176 | | } |
1177 | | |
1178 | | impl FixedSize for VarColorStop { |
1179 | | const RAW_BYTE_LEN: usize = |
1180 | | F2Dot14::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + u32::RAW_BYTE_LEN; |
1181 | | } |
1182 | | |
1183 | | impl<'a> MinByteRange<'a> for ColorLine<'a> { |
1184 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1185 | 0 | 0..self.color_stops_byte_range().end |
1186 | 0 | } |
1187 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1188 | 0 | let range = self.min_byte_range(); |
1189 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1190 | 0 | } |
1191 | | } |
1192 | | |
1193 | | impl ReadArgs for ColorLine<'_> { |
1194 | | type Args = (); |
1195 | | } |
1196 | | |
1197 | | impl<'a> FontRead<'a> for ColorLine<'a> { |
1198 | 8 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1199 | | #[allow(clippy::absurd_extreme_comparisons)] |
1200 | 8 | if data.len() < Self::MIN_SIZE { |
1201 | 0 | return Err(ReadError::OutOfBounds); |
1202 | 8 | } |
1203 | 8 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
1204 | 0 | return Err(ReadError::OutOfBounds); |
1205 | | }; |
1206 | 8 | Ok(Self { data }) |
1207 | 8 | } |
1208 | | } |
1209 | | |
1210 | | /// The fields at the start of the table, which are read directly. |
1211 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
1212 | | #[repr(C, packed)] |
1213 | | #[doc(hidden)] |
1214 | | pub struct ColorLineFixedHeader { |
1215 | | pub extend: BigEndian<Extend>, |
1216 | | pub num_stops: BigEndian<u16>, |
1217 | | } |
1218 | | |
1219 | | #[allow(clippy::absurd_extreme_comparisons)] |
1220 | | const _: () = assert!(std::mem::size_of::<ColorLineFixedHeader>() <= ColorLine::MIN_SIZE); |
1221 | | |
1222 | | /// [ColorLine](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) table |
1223 | | #[derive(Clone)] |
1224 | | pub struct ColorLine<'a> { |
1225 | | data: TableDataRef<'a, ColorLineFixedHeader>, |
1226 | | } |
1227 | | |
1228 | | #[allow(clippy::needless_lifetimes)] |
1229 | | impl<'a> ColorLine<'a> { |
1230 | | pub const MIN_SIZE: usize = (Extend::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); |
1231 | | basic_table_impls!(impl_the_methods); |
1232 | | |
1233 | | /// An Extend enum value. |
1234 | 8 | pub fn extend(&self) -> Extend { |
1235 | 8 | self.data.header().extend.get() |
1236 | 8 | } |
1237 | | |
1238 | | /// Number of ColorStop records. |
1239 | 8 | pub fn num_stops(&self) -> u16 { |
1240 | 8 | self.data.header().num_stops.get() |
1241 | 8 | } |
1242 | | |
1243 | 8 | pub fn color_stops(&self) -> &'a [ColorStop] { |
1244 | 8 | let range = self.color_stops_byte_range(); |
1245 | 8 | self.offset_data() |
1246 | 8 | .read_array(range) |
1247 | 8 | .ok() |
1248 | 8 | .unwrap_or_default() |
1249 | 8 | } |
1250 | | |
1251 | 8 | pub fn extend_byte_range(&self) -> Range<usize> { |
1252 | 8 | let start = 0; |
1253 | 8 | let end = start + Extend::RAW_BYTE_LEN; |
1254 | 8 | start..end |
1255 | 8 | } |
1256 | | |
1257 | 8 | pub fn num_stops_byte_range(&self) -> Range<usize> { |
1258 | 8 | let start = self.extend_byte_range().end; |
1259 | 8 | let end = start + u16::RAW_BYTE_LEN; |
1260 | 8 | start..end |
1261 | 8 | } |
1262 | | |
1263 | 8 | pub fn color_stops_byte_range(&self) -> Range<usize> { |
1264 | 8 | let num_stops = self.num_stops(); |
1265 | 8 | let start = self.num_stops_byte_range().end; |
1266 | 8 | let end = start + (transforms::to_usize(num_stops)).saturating_mul(ColorStop::RAW_BYTE_LEN); |
1267 | 8 | start..end |
1268 | 8 | } |
1269 | | } |
1270 | | |
1271 | | const _: () = assert!(FontData::default_data_long_enough(ColorLine::MIN_SIZE)); |
1272 | | |
1273 | | impl Default for ColorLine<'_> { |
1274 | 0 | fn default() -> Self { |
1275 | | Self { |
1276 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
1277 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
1278 | | } |
1279 | 0 | } |
1280 | | } |
1281 | | |
1282 | | impl<'a> MinByteRange<'a> for VarColorLine<'a> { |
1283 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1284 | 0 | 0..self.color_stops_byte_range().end |
1285 | 0 | } |
1286 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1287 | 0 | let range = self.min_byte_range(); |
1288 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1289 | 0 | } |
1290 | | } |
1291 | | |
1292 | | impl ReadArgs for VarColorLine<'_> { |
1293 | | type Args = (); |
1294 | | } |
1295 | | |
1296 | | impl<'a> FontRead<'a> for VarColorLine<'a> { |
1297 | 7 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1298 | | #[allow(clippy::absurd_extreme_comparisons)] |
1299 | 7 | if data.len() < Self::MIN_SIZE { |
1300 | 0 | return Err(ReadError::OutOfBounds); |
1301 | 7 | } |
1302 | 7 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
1303 | 0 | return Err(ReadError::OutOfBounds); |
1304 | | }; |
1305 | 7 | Ok(Self { data }) |
1306 | 7 | } |
1307 | | } |
1308 | | |
1309 | | /// The fields at the start of the table, which are read directly. |
1310 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
1311 | | #[repr(C, packed)] |
1312 | | #[doc(hidden)] |
1313 | | pub struct VarColorLineFixedHeader { |
1314 | | pub extend: BigEndian<Extend>, |
1315 | | pub num_stops: BigEndian<u16>, |
1316 | | } |
1317 | | |
1318 | | #[allow(clippy::absurd_extreme_comparisons)] |
1319 | | const _: () = assert!(std::mem::size_of::<VarColorLineFixedHeader>() <= VarColorLine::MIN_SIZE); |
1320 | | |
1321 | | /// [VarColorLine](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) table |
1322 | | #[derive(Clone)] |
1323 | | pub struct VarColorLine<'a> { |
1324 | | data: TableDataRef<'a, VarColorLineFixedHeader>, |
1325 | | } |
1326 | | |
1327 | | #[allow(clippy::needless_lifetimes)] |
1328 | | impl<'a> VarColorLine<'a> { |
1329 | | pub const MIN_SIZE: usize = (Extend::RAW_BYTE_LEN + u16::RAW_BYTE_LEN); |
1330 | | basic_table_impls!(impl_the_methods); |
1331 | | |
1332 | | /// An Extend enum value. |
1333 | 7 | pub fn extend(&self) -> Extend { |
1334 | 7 | self.data.header().extend.get() |
1335 | 7 | } |
1336 | | |
1337 | | /// Number of ColorStop records. |
1338 | 7 | pub fn num_stops(&self) -> u16 { |
1339 | 7 | self.data.header().num_stops.get() |
1340 | 7 | } |
1341 | | |
1342 | | /// Allows for variations. |
1343 | 7 | pub fn color_stops(&self) -> &'a [VarColorStop] { |
1344 | 7 | let range = self.color_stops_byte_range(); |
1345 | 7 | self.offset_data() |
1346 | 7 | .read_array(range) |
1347 | 7 | .ok() |
1348 | 7 | .unwrap_or_default() |
1349 | 7 | } |
1350 | | |
1351 | 7 | pub fn extend_byte_range(&self) -> Range<usize> { |
1352 | 7 | let start = 0; |
1353 | 7 | let end = start + Extend::RAW_BYTE_LEN; |
1354 | 7 | start..end |
1355 | 7 | } |
1356 | | |
1357 | 7 | pub fn num_stops_byte_range(&self) -> Range<usize> { |
1358 | 7 | let start = self.extend_byte_range().end; |
1359 | 7 | let end = start + u16::RAW_BYTE_LEN; |
1360 | 7 | start..end |
1361 | 7 | } |
1362 | | |
1363 | 7 | pub fn color_stops_byte_range(&self) -> Range<usize> { |
1364 | 7 | let num_stops = self.num_stops(); |
1365 | 7 | let start = self.num_stops_byte_range().end; |
1366 | 7 | let end = |
1367 | 7 | start + (transforms::to_usize(num_stops)).saturating_mul(VarColorStop::RAW_BYTE_LEN); |
1368 | 7 | start..end |
1369 | 7 | } |
1370 | | } |
1371 | | |
1372 | | const _: () = assert!(FontData::default_data_long_enough(VarColorLine::MIN_SIZE)); |
1373 | | |
1374 | | impl Default for VarColorLine<'_> { |
1375 | 0 | fn default() -> Self { |
1376 | | Self { |
1377 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
1378 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
1379 | | } |
1380 | 0 | } |
1381 | | } |
1382 | | |
1383 | | /// [Extend](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#color-references-colorstop-and-colorline) enumeration |
1384 | | #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)] |
1385 | | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] |
1386 | | #[repr(u8)] |
1387 | | #[allow(clippy::manual_non_exhaustive)] |
1388 | | pub enum Extend { |
1389 | | #[default] |
1390 | | Pad = 0, |
1391 | | Repeat = 1, |
1392 | | Reflect = 2, |
1393 | | #[doc(hidden)] |
1394 | | /// If font data is malformed we will map unknown values to this variant |
1395 | | Unknown, |
1396 | | } |
1397 | | |
1398 | | impl Extend { |
1399 | | /// Create from a raw scalar. |
1400 | | /// |
1401 | | /// This will never fail; unknown values will be mapped to the `Unknown` variant |
1402 | 15 | pub fn new(raw: u8) -> Self { |
1403 | 15 | match raw { |
1404 | 8 | 0 => Self::Pad, |
1405 | 0 | 1 => Self::Repeat, |
1406 | 0 | 2 => Self::Reflect, |
1407 | 7 | _ => Self::Unknown, |
1408 | | } |
1409 | 15 | } |
1410 | | } |
1411 | | |
1412 | | impl font_types::Scalar for Extend { |
1413 | | type Raw = <u8 as font_types::Scalar>::Raw; |
1414 | 0 | fn to_raw(self) -> Self::Raw { |
1415 | 0 | (self as u8).to_raw() |
1416 | 0 | } |
1417 | 15 | fn from_raw(raw: Self::Raw) -> Self { |
1418 | 15 | let t = <u8>::from_raw(raw); |
1419 | 15 | Self::new(t) |
1420 | 15 | } |
1421 | | } |
1422 | | |
1423 | | /// [Paint](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#paint-tables) tables |
1424 | | #[derive(Clone)] |
1425 | | pub enum Paint<'a> { |
1426 | | ColrLayers(PaintColrLayers<'a>), |
1427 | | Solid(PaintSolid<'a>), |
1428 | | VarSolid(PaintVarSolid<'a>), |
1429 | | LinearGradient(PaintLinearGradient<'a>), |
1430 | | VarLinearGradient(PaintVarLinearGradient<'a>), |
1431 | | RadialGradient(PaintRadialGradient<'a>), |
1432 | | VarRadialGradient(PaintVarRadialGradient<'a>), |
1433 | | SweepGradient(PaintSweepGradient<'a>), |
1434 | | VarSweepGradient(PaintVarSweepGradient<'a>), |
1435 | | Glyph(PaintGlyph<'a>), |
1436 | | ColrGlyph(PaintColrGlyph<'a>), |
1437 | | Transform(PaintTransform<'a>), |
1438 | | VarTransform(PaintVarTransform<'a>), |
1439 | | Translate(PaintTranslate<'a>), |
1440 | | VarTranslate(PaintVarTranslate<'a>), |
1441 | | Scale(PaintScale<'a>), |
1442 | | VarScale(PaintVarScale<'a>), |
1443 | | ScaleAroundCenter(PaintScaleAroundCenter<'a>), |
1444 | | VarScaleAroundCenter(PaintVarScaleAroundCenter<'a>), |
1445 | | ScaleUniform(PaintScaleUniform<'a>), |
1446 | | VarScaleUniform(PaintVarScaleUniform<'a>), |
1447 | | ScaleUniformAroundCenter(PaintScaleUniformAroundCenter<'a>), |
1448 | | VarScaleUniformAroundCenter(PaintVarScaleUniformAroundCenter<'a>), |
1449 | | Rotate(PaintRotate<'a>), |
1450 | | VarRotate(PaintVarRotate<'a>), |
1451 | | RotateAroundCenter(PaintRotateAroundCenter<'a>), |
1452 | | VarRotateAroundCenter(PaintVarRotateAroundCenter<'a>), |
1453 | | Skew(PaintSkew<'a>), |
1454 | | VarSkew(PaintVarSkew<'a>), |
1455 | | SkewAroundCenter(PaintSkewAroundCenter<'a>), |
1456 | | VarSkewAroundCenter(PaintVarSkewAroundCenter<'a>), |
1457 | | Composite(PaintComposite<'a>), |
1458 | | Glyph2(PaintGlyph2<'a>), |
1459 | | } |
1460 | | |
1461 | | impl Default for Paint<'_> { |
1462 | 0 | fn default() -> Self { |
1463 | 0 | Self::ColrLayers(Default::default()) |
1464 | 0 | } |
1465 | | } |
1466 | | |
1467 | | impl<'a> Paint<'a> { |
1468 | | ///Return the `FontData` used to resolve offsets for this table. |
1469 | 0 | pub fn offset_data(&self) -> FontData<'a> { |
1470 | 0 | match self { |
1471 | 0 | Self::ColrLayers(item) => item.offset_data(), |
1472 | 0 | Self::Solid(item) => item.offset_data(), |
1473 | 0 | Self::VarSolid(item) => item.offset_data(), |
1474 | 0 | Self::LinearGradient(item) => item.offset_data(), |
1475 | 0 | Self::VarLinearGradient(item) => item.offset_data(), |
1476 | 0 | Self::RadialGradient(item) => item.offset_data(), |
1477 | 0 | Self::VarRadialGradient(item) => item.offset_data(), |
1478 | 0 | Self::SweepGradient(item) => item.offset_data(), |
1479 | 0 | Self::VarSweepGradient(item) => item.offset_data(), |
1480 | 0 | Self::Glyph(item) => item.offset_data(), |
1481 | 0 | Self::ColrGlyph(item) => item.offset_data(), |
1482 | 0 | Self::Transform(item) => item.offset_data(), |
1483 | 0 | Self::VarTransform(item) => item.offset_data(), |
1484 | 0 | Self::Translate(item) => item.offset_data(), |
1485 | 0 | Self::VarTranslate(item) => item.offset_data(), |
1486 | 0 | Self::Scale(item) => item.offset_data(), |
1487 | 0 | Self::VarScale(item) => item.offset_data(), |
1488 | 0 | Self::ScaleAroundCenter(item) => item.offset_data(), |
1489 | 0 | Self::VarScaleAroundCenter(item) => item.offset_data(), |
1490 | 0 | Self::ScaleUniform(item) => item.offset_data(), |
1491 | 0 | Self::VarScaleUniform(item) => item.offset_data(), |
1492 | 0 | Self::ScaleUniformAroundCenter(item) => item.offset_data(), |
1493 | 0 | Self::VarScaleUniformAroundCenter(item) => item.offset_data(), |
1494 | 0 | Self::Rotate(item) => item.offset_data(), |
1495 | 0 | Self::VarRotate(item) => item.offset_data(), |
1496 | 0 | Self::RotateAroundCenter(item) => item.offset_data(), |
1497 | 0 | Self::VarRotateAroundCenter(item) => item.offset_data(), |
1498 | 0 | Self::Skew(item) => item.offset_data(), |
1499 | 0 | Self::VarSkew(item) => item.offset_data(), |
1500 | 0 | Self::SkewAroundCenter(item) => item.offset_data(), |
1501 | 0 | Self::VarSkewAroundCenter(item) => item.offset_data(), |
1502 | 0 | Self::Composite(item) => item.offset_data(), |
1503 | 0 | Self::Glyph2(item) => item.offset_data(), |
1504 | | } |
1505 | 0 | } |
1506 | | |
1507 | | /// Set to 1. |
1508 | 0 | pub fn format(&self) -> u8 { |
1509 | 0 | match self { |
1510 | 0 | Self::ColrLayers(item) => item.format(), |
1511 | 0 | Self::Solid(item) => item.format(), |
1512 | 0 | Self::VarSolid(item) => item.format(), |
1513 | 0 | Self::LinearGradient(item) => item.format(), |
1514 | 0 | Self::VarLinearGradient(item) => item.format(), |
1515 | 0 | Self::RadialGradient(item) => item.format(), |
1516 | 0 | Self::VarRadialGradient(item) => item.format(), |
1517 | 0 | Self::SweepGradient(item) => item.format(), |
1518 | 0 | Self::VarSweepGradient(item) => item.format(), |
1519 | 0 | Self::Glyph(item) => item.format(), |
1520 | 0 | Self::ColrGlyph(item) => item.format(), |
1521 | 0 | Self::Transform(item) => item.format(), |
1522 | 0 | Self::VarTransform(item) => item.format(), |
1523 | 0 | Self::Translate(item) => item.format(), |
1524 | 0 | Self::VarTranslate(item) => item.format(), |
1525 | 0 | Self::Scale(item) => item.format(), |
1526 | 0 | Self::VarScale(item) => item.format(), |
1527 | 0 | Self::ScaleAroundCenter(item) => item.format(), |
1528 | 0 | Self::VarScaleAroundCenter(item) => item.format(), |
1529 | 0 | Self::ScaleUniform(item) => item.format(), |
1530 | 0 | Self::VarScaleUniform(item) => item.format(), |
1531 | 0 | Self::ScaleUniformAroundCenter(item) => item.format(), |
1532 | 0 | Self::VarScaleUniformAroundCenter(item) => item.format(), |
1533 | 0 | Self::Rotate(item) => item.format(), |
1534 | 0 | Self::VarRotate(item) => item.format(), |
1535 | 0 | Self::RotateAroundCenter(item) => item.format(), |
1536 | 0 | Self::VarRotateAroundCenter(item) => item.format(), |
1537 | 0 | Self::Skew(item) => item.format(), |
1538 | 0 | Self::VarSkew(item) => item.format(), |
1539 | 0 | Self::SkewAroundCenter(item) => item.format(), |
1540 | 0 | Self::VarSkewAroundCenter(item) => item.format(), |
1541 | 0 | Self::Composite(item) => item.format(), |
1542 | 0 | Self::Glyph2(item) => item.format(), |
1543 | | } |
1544 | 0 | } |
1545 | | } |
1546 | | |
1547 | | impl ReadArgs for Paint<'_> { |
1548 | | type Args = (); |
1549 | | } |
1550 | | |
1551 | | impl<'a> FontRead<'a> for Paint<'a> { |
1552 | | #[inline] |
1553 | 365 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1554 | 365 | let format: u8 = data.read_at(0usize)?; |
1555 | 362 | match format { |
1556 | 38 | PaintColrLayers::FORMAT => Ok(Self::ColrLayers(FontRead::read(data)?)), |
1557 | 12 | PaintSolid::FORMAT => Ok(Self::Solid(FontRead::read(data)?)), |
1558 | 10 | PaintVarSolid::FORMAT => Ok(Self::VarSolid(FontRead::read(data)?)), |
1559 | 26 | PaintLinearGradient::FORMAT => Ok(Self::LinearGradient(FontRead::read(data)?)), |
1560 | 3 | PaintVarLinearGradient::FORMAT => Ok(Self::VarLinearGradient(FontRead::read(data)?)), |
1561 | 14 | PaintRadialGradient::FORMAT => Ok(Self::RadialGradient(FontRead::read(data)?)), |
1562 | 19 | PaintVarRadialGradient::FORMAT => Ok(Self::VarRadialGradient(FontRead::read(data)?)), |
1563 | 17 | PaintSweepGradient::FORMAT => Ok(Self::SweepGradient(FontRead::read(data)?)), |
1564 | 5 | PaintVarSweepGradient::FORMAT => Ok(Self::VarSweepGradient(FontRead::read(data)?)), |
1565 | 21 | PaintGlyph::FORMAT => Ok(Self::Glyph(FontRead::read(data)?)), |
1566 | 5 | PaintColrGlyph::FORMAT => Ok(Self::ColrGlyph(FontRead::read(data)?)), |
1567 | 31 | PaintTransform::FORMAT => Ok(Self::Transform(FontRead::read(data)?)), |
1568 | 4 | PaintVarTransform::FORMAT => Ok(Self::VarTransform(FontRead::read(data)?)), |
1569 | 18 | PaintTranslate::FORMAT => Ok(Self::Translate(FontRead::read(data)?)), |
1570 | 3 | PaintVarTranslate::FORMAT => Ok(Self::VarTranslate(FontRead::read(data)?)), |
1571 | 14 | PaintScale::FORMAT => Ok(Self::Scale(FontRead::read(data)?)), |
1572 | 12 | PaintVarScale::FORMAT => Ok(Self::VarScale(FontRead::read(data)?)), |
1573 | 4 | PaintScaleAroundCenter::FORMAT => Ok(Self::ScaleAroundCenter(FontRead::read(data)?)), |
1574 | 0 | PaintVarScaleAroundCenter::FORMAT => { |
1575 | 0 | Ok(Self::VarScaleAroundCenter(FontRead::read(data)?)) |
1576 | | } |
1577 | 1 | PaintScaleUniform::FORMAT => Ok(Self::ScaleUniform(FontRead::read(data)?)), |
1578 | 6 | PaintVarScaleUniform::FORMAT => Ok(Self::VarScaleUniform(FontRead::read(data)?)), |
1579 | 13 | PaintScaleUniformAroundCenter::FORMAT => { |
1580 | 13 | Ok(Self::ScaleUniformAroundCenter(FontRead::read(data)?)) |
1581 | | } |
1582 | 6 | PaintVarScaleUniformAroundCenter::FORMAT => { |
1583 | 6 | Ok(Self::VarScaleUniformAroundCenter(FontRead::read(data)?)) |
1584 | | } |
1585 | 0 | PaintRotate::FORMAT => Ok(Self::Rotate(FontRead::read(data)?)), |
1586 | 3 | PaintVarRotate::FORMAT => Ok(Self::VarRotate(FontRead::read(data)?)), |
1587 | 1 | PaintRotateAroundCenter::FORMAT => Ok(Self::RotateAroundCenter(FontRead::read(data)?)), |
1588 | 3 | PaintVarRotateAroundCenter::FORMAT => { |
1589 | 3 | Ok(Self::VarRotateAroundCenter(FontRead::read(data)?)) |
1590 | | } |
1591 | 0 | PaintSkew::FORMAT => Ok(Self::Skew(FontRead::read(data)?)), |
1592 | 1 | PaintVarSkew::FORMAT => Ok(Self::VarSkew(FontRead::read(data)?)), |
1593 | 13 | PaintSkewAroundCenter::FORMAT => Ok(Self::SkewAroundCenter(FontRead::read(data)?)), |
1594 | 9 | PaintVarSkewAroundCenter::FORMAT => { |
1595 | 9 | Ok(Self::VarSkewAroundCenter(FontRead::read(data)?)) |
1596 | | } |
1597 | 19 | PaintComposite::FORMAT => Ok(Self::Composite(FontRead::read(data)?)), |
1598 | 6 | PaintGlyph2::FORMAT => Ok(Self::Glyph2(FontRead::read(data)?)), |
1599 | 25 | other => Err(ReadError::InvalidFormat(other.into())), |
1600 | | } |
1601 | 365 | } |
1602 | | } |
1603 | | |
1604 | | impl<'a> MinByteRange<'a> for Paint<'a> { |
1605 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1606 | 0 | match self { |
1607 | 0 | Self::ColrLayers(item) => item.min_byte_range(), |
1608 | 0 | Self::Solid(item) => item.min_byte_range(), |
1609 | 0 | Self::VarSolid(item) => item.min_byte_range(), |
1610 | 0 | Self::LinearGradient(item) => item.min_byte_range(), |
1611 | 0 | Self::VarLinearGradient(item) => item.min_byte_range(), |
1612 | 0 | Self::RadialGradient(item) => item.min_byte_range(), |
1613 | 0 | Self::VarRadialGradient(item) => item.min_byte_range(), |
1614 | 0 | Self::SweepGradient(item) => item.min_byte_range(), |
1615 | 0 | Self::VarSweepGradient(item) => item.min_byte_range(), |
1616 | 0 | Self::Glyph(item) => item.min_byte_range(), |
1617 | 0 | Self::ColrGlyph(item) => item.min_byte_range(), |
1618 | 0 | Self::Transform(item) => item.min_byte_range(), |
1619 | 0 | Self::VarTransform(item) => item.min_byte_range(), |
1620 | 0 | Self::Translate(item) => item.min_byte_range(), |
1621 | 0 | Self::VarTranslate(item) => item.min_byte_range(), |
1622 | 0 | Self::Scale(item) => item.min_byte_range(), |
1623 | 0 | Self::VarScale(item) => item.min_byte_range(), |
1624 | 0 | Self::ScaleAroundCenter(item) => item.min_byte_range(), |
1625 | 0 | Self::VarScaleAroundCenter(item) => item.min_byte_range(), |
1626 | 0 | Self::ScaleUniform(item) => item.min_byte_range(), |
1627 | 0 | Self::VarScaleUniform(item) => item.min_byte_range(), |
1628 | 0 | Self::ScaleUniformAroundCenter(item) => item.min_byte_range(), |
1629 | 0 | Self::VarScaleUniformAroundCenter(item) => item.min_byte_range(), |
1630 | 0 | Self::Rotate(item) => item.min_byte_range(), |
1631 | 0 | Self::VarRotate(item) => item.min_byte_range(), |
1632 | 0 | Self::RotateAroundCenter(item) => item.min_byte_range(), |
1633 | 0 | Self::VarRotateAroundCenter(item) => item.min_byte_range(), |
1634 | 0 | Self::Skew(item) => item.min_byte_range(), |
1635 | 0 | Self::VarSkew(item) => item.min_byte_range(), |
1636 | 0 | Self::SkewAroundCenter(item) => item.min_byte_range(), |
1637 | 0 | Self::VarSkewAroundCenter(item) => item.min_byte_range(), |
1638 | 0 | Self::Composite(item) => item.min_byte_range(), |
1639 | 0 | Self::Glyph2(item) => item.min_byte_range(), |
1640 | | } |
1641 | 0 | } |
1642 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1643 | 0 | match self { |
1644 | 0 | Self::ColrLayers(item) => item.min_table_bytes(), |
1645 | 0 | Self::Solid(item) => item.min_table_bytes(), |
1646 | 0 | Self::VarSolid(item) => item.min_table_bytes(), |
1647 | 0 | Self::LinearGradient(item) => item.min_table_bytes(), |
1648 | 0 | Self::VarLinearGradient(item) => item.min_table_bytes(), |
1649 | 0 | Self::RadialGradient(item) => item.min_table_bytes(), |
1650 | 0 | Self::VarRadialGradient(item) => item.min_table_bytes(), |
1651 | 0 | Self::SweepGradient(item) => item.min_table_bytes(), |
1652 | 0 | Self::VarSweepGradient(item) => item.min_table_bytes(), |
1653 | 0 | Self::Glyph(item) => item.min_table_bytes(), |
1654 | 0 | Self::ColrGlyph(item) => item.min_table_bytes(), |
1655 | 0 | Self::Transform(item) => item.min_table_bytes(), |
1656 | 0 | Self::VarTransform(item) => item.min_table_bytes(), |
1657 | 0 | Self::Translate(item) => item.min_table_bytes(), |
1658 | 0 | Self::VarTranslate(item) => item.min_table_bytes(), |
1659 | 0 | Self::Scale(item) => item.min_table_bytes(), |
1660 | 0 | Self::VarScale(item) => item.min_table_bytes(), |
1661 | 0 | Self::ScaleAroundCenter(item) => item.min_table_bytes(), |
1662 | 0 | Self::VarScaleAroundCenter(item) => item.min_table_bytes(), |
1663 | 0 | Self::ScaleUniform(item) => item.min_table_bytes(), |
1664 | 0 | Self::VarScaleUniform(item) => item.min_table_bytes(), |
1665 | 0 | Self::ScaleUniformAroundCenter(item) => item.min_table_bytes(), |
1666 | 0 | Self::VarScaleUniformAroundCenter(item) => item.min_table_bytes(), |
1667 | 0 | Self::Rotate(item) => item.min_table_bytes(), |
1668 | 0 | Self::VarRotate(item) => item.min_table_bytes(), |
1669 | 0 | Self::RotateAroundCenter(item) => item.min_table_bytes(), |
1670 | 0 | Self::VarRotateAroundCenter(item) => item.min_table_bytes(), |
1671 | 0 | Self::Skew(item) => item.min_table_bytes(), |
1672 | 0 | Self::VarSkew(item) => item.min_table_bytes(), |
1673 | 0 | Self::SkewAroundCenter(item) => item.min_table_bytes(), |
1674 | 0 | Self::VarSkewAroundCenter(item) => item.min_table_bytes(), |
1675 | 0 | Self::Composite(item) => item.min_table_bytes(), |
1676 | 0 | Self::Glyph2(item) => item.min_table_bytes(), |
1677 | | } |
1678 | 0 | } |
1679 | | } |
1680 | | |
1681 | | impl Format<u8> for PaintColrLayers<'_> { |
1682 | | const FORMAT: u8 = 1; |
1683 | | } |
1684 | | |
1685 | | impl<'a> MinByteRange<'a> for PaintColrLayers<'a> { |
1686 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1687 | 0 | 0..self.first_layer_index_byte_range().end |
1688 | 0 | } |
1689 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1690 | 0 | let range = self.min_byte_range(); |
1691 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1692 | 0 | } |
1693 | | } |
1694 | | |
1695 | | impl ReadArgs for PaintColrLayers<'_> { |
1696 | | type Args = (); |
1697 | | } |
1698 | | |
1699 | | impl<'a> FontRead<'a> for PaintColrLayers<'a> { |
1700 | 38 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1701 | | #[allow(clippy::absurd_extreme_comparisons)] |
1702 | 38 | if data.len() < Self::MIN_SIZE { |
1703 | 0 | return Err(ReadError::OutOfBounds); |
1704 | 38 | } |
1705 | 38 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
1706 | 0 | return Err(ReadError::OutOfBounds); |
1707 | | }; |
1708 | 38 | Ok(Self { data }) |
1709 | 38 | } |
1710 | | } |
1711 | | |
1712 | | /// The fields at the start of the table, which are read directly. |
1713 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
1714 | | #[repr(C, packed)] |
1715 | | #[doc(hidden)] |
1716 | | pub struct PaintColrLayersFixedHeader { |
1717 | | pub format: u8, |
1718 | | pub num_layers: u8, |
1719 | | pub first_layer_index: BigEndian<u32>, |
1720 | | } |
1721 | | |
1722 | | #[allow(clippy::absurd_extreme_comparisons)] |
1723 | | const _: () = |
1724 | | assert!(std::mem::size_of::<PaintColrLayersFixedHeader>() <= PaintColrLayers::MIN_SIZE); |
1725 | | |
1726 | | /// [PaintColrLayers](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#format-1-paintcolrlayers) table |
1727 | | #[derive(Clone)] |
1728 | | pub struct PaintColrLayers<'a> { |
1729 | | data: TableDataRef<'a, PaintColrLayersFixedHeader>, |
1730 | | } |
1731 | | |
1732 | | #[allow(clippy::needless_lifetimes)] |
1733 | | impl<'a> PaintColrLayers<'a> { |
1734 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + u8::RAW_BYTE_LEN + u32::RAW_BYTE_LEN); |
1735 | | basic_table_impls!(impl_the_methods); |
1736 | | |
1737 | | /// Set to 1. |
1738 | 0 | pub fn format(&self) -> u8 { |
1739 | 0 | self.data.header().format |
1740 | 0 | } |
1741 | | |
1742 | | /// Number of offsets to paint tables to read from LayerList. |
1743 | 38 | pub fn num_layers(&self) -> u8 { |
1744 | 38 | self.data.header().num_layers |
1745 | 38 | } |
1746 | | |
1747 | | /// Index (base 0) into the LayerList. |
1748 | 38 | pub fn first_layer_index(&self) -> u32 { |
1749 | 38 | self.data.header().first_layer_index.get() |
1750 | 38 | } |
1751 | | |
1752 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
1753 | 0 | let start = 0; |
1754 | 0 | let end = start + u8::RAW_BYTE_LEN; |
1755 | 0 | start..end |
1756 | 0 | } |
1757 | | |
1758 | 0 | pub fn num_layers_byte_range(&self) -> Range<usize> { |
1759 | 0 | let start = self.format_byte_range().end; |
1760 | 0 | let end = start + u8::RAW_BYTE_LEN; |
1761 | 0 | start..end |
1762 | 0 | } |
1763 | | |
1764 | 0 | pub fn first_layer_index_byte_range(&self) -> Range<usize> { |
1765 | 0 | let start = self.num_layers_byte_range().end; |
1766 | 0 | let end = start + u32::RAW_BYTE_LEN; |
1767 | 0 | start..end |
1768 | 0 | } |
1769 | | } |
1770 | | |
1771 | | const _: () = assert!(FontData::default_data_long_enough( |
1772 | | PaintColrLayers::MIN_SIZE |
1773 | | )); |
1774 | | |
1775 | | impl Default for PaintColrLayers<'_> { |
1776 | 0 | fn default() -> Self { |
1777 | | Self { |
1778 | 0 | data: TableDataRef::new(FontData::default_format_1_u8_table_data().as_bytes()) |
1779 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
1780 | | } |
1781 | 0 | } |
1782 | | } |
1783 | | |
1784 | | impl Format<u8> for PaintSolid<'_> { |
1785 | | const FORMAT: u8 = 2; |
1786 | | } |
1787 | | |
1788 | | impl<'a> MinByteRange<'a> for PaintSolid<'a> { |
1789 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1790 | 0 | 0..self.alpha_byte_range().end |
1791 | 0 | } |
1792 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1793 | 0 | let range = self.min_byte_range(); |
1794 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1795 | 0 | } |
1796 | | } |
1797 | | |
1798 | | impl ReadArgs for PaintSolid<'_> { |
1799 | | type Args = (); |
1800 | | } |
1801 | | |
1802 | | impl<'a> FontRead<'a> for PaintSolid<'a> { |
1803 | 12 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1804 | | #[allow(clippy::absurd_extreme_comparisons)] |
1805 | 12 | if data.len() < Self::MIN_SIZE { |
1806 | 1 | return Err(ReadError::OutOfBounds); |
1807 | 11 | } |
1808 | 11 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
1809 | 0 | return Err(ReadError::OutOfBounds); |
1810 | | }; |
1811 | 11 | Ok(Self { data }) |
1812 | 12 | } |
1813 | | } |
1814 | | |
1815 | | /// The fields at the start of the table, which are read directly. |
1816 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
1817 | | #[repr(C, packed)] |
1818 | | #[doc(hidden)] |
1819 | | pub struct PaintSolidFixedHeader { |
1820 | | pub format: u8, |
1821 | | pub palette_index: BigEndian<u16>, |
1822 | | pub alpha: BigEndian<F2Dot14>, |
1823 | | } |
1824 | | |
1825 | | #[allow(clippy::absurd_extreme_comparisons)] |
1826 | | const _: () = assert!(std::mem::size_of::<PaintSolidFixedHeader>() <= PaintSolid::MIN_SIZE); |
1827 | | |
1828 | | /// [PaintSolid](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-2-and-3-paintsolid-paintvarsolid) table |
1829 | | #[derive(Clone)] |
1830 | | pub struct PaintSolid<'a> { |
1831 | | data: TableDataRef<'a, PaintSolidFixedHeader>, |
1832 | | } |
1833 | | |
1834 | | #[allow(clippy::needless_lifetimes)] |
1835 | | impl<'a> PaintSolid<'a> { |
1836 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN); |
1837 | | basic_table_impls!(impl_the_methods); |
1838 | | |
1839 | | /// Set to 2. |
1840 | 0 | pub fn format(&self) -> u8 { |
1841 | 0 | self.data.header().format |
1842 | 0 | } |
1843 | | |
1844 | | /// Index for a CPAL palette entry. |
1845 | 11 | pub fn palette_index(&self) -> u16 { |
1846 | 11 | self.data.header().palette_index.get() |
1847 | 11 | } |
1848 | | |
1849 | | /// Alpha value. |
1850 | 11 | pub fn alpha(&self) -> F2Dot14 { |
1851 | 11 | self.data.header().alpha.get() |
1852 | 11 | } |
1853 | | |
1854 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
1855 | 0 | let start = 0; |
1856 | 0 | let end = start + u8::RAW_BYTE_LEN; |
1857 | 0 | start..end |
1858 | 0 | } |
1859 | | |
1860 | 0 | pub fn palette_index_byte_range(&self) -> Range<usize> { |
1861 | 0 | let start = self.format_byte_range().end; |
1862 | 0 | let end = start + u16::RAW_BYTE_LEN; |
1863 | 0 | start..end |
1864 | 0 | } |
1865 | | |
1866 | 0 | pub fn alpha_byte_range(&self) -> Range<usize> { |
1867 | 0 | let start = self.palette_index_byte_range().end; |
1868 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
1869 | 0 | start..end |
1870 | 0 | } |
1871 | | } |
1872 | | |
1873 | | impl Format<u8> for PaintVarSolid<'_> { |
1874 | | const FORMAT: u8 = 3; |
1875 | | } |
1876 | | |
1877 | | impl<'a> MinByteRange<'a> for PaintVarSolid<'a> { |
1878 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1879 | 0 | 0..self.var_index_base_byte_range().end |
1880 | 0 | } |
1881 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1882 | 0 | let range = self.min_byte_range(); |
1883 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1884 | 0 | } |
1885 | | } |
1886 | | |
1887 | | impl ReadArgs for PaintVarSolid<'_> { |
1888 | | type Args = (); |
1889 | | } |
1890 | | |
1891 | | impl<'a> FontRead<'a> for PaintVarSolid<'a> { |
1892 | 10 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1893 | | #[allow(clippy::absurd_extreme_comparisons)] |
1894 | 10 | if data.len() < Self::MIN_SIZE { |
1895 | 0 | return Err(ReadError::OutOfBounds); |
1896 | 10 | } |
1897 | 10 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
1898 | 0 | return Err(ReadError::OutOfBounds); |
1899 | | }; |
1900 | 10 | Ok(Self { data }) |
1901 | 10 | } |
1902 | | } |
1903 | | |
1904 | | /// The fields at the start of the table, which are read directly. |
1905 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
1906 | | #[repr(C, packed)] |
1907 | | #[doc(hidden)] |
1908 | | pub struct PaintVarSolidFixedHeader { |
1909 | | pub format: u8, |
1910 | | pub palette_index: BigEndian<u16>, |
1911 | | pub alpha: BigEndian<F2Dot14>, |
1912 | | pub var_index_base: BigEndian<u32>, |
1913 | | } |
1914 | | |
1915 | | #[allow(clippy::absurd_extreme_comparisons)] |
1916 | | const _: () = assert!(std::mem::size_of::<PaintVarSolidFixedHeader>() <= PaintVarSolid::MIN_SIZE); |
1917 | | |
1918 | | /// [PaintVarSolid](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-2-and-3-paintsolid-paintvarsolid) table |
1919 | | #[derive(Clone)] |
1920 | | pub struct PaintVarSolid<'a> { |
1921 | | data: TableDataRef<'a, PaintVarSolidFixedHeader>, |
1922 | | } |
1923 | | |
1924 | | #[allow(clippy::needless_lifetimes)] |
1925 | | impl<'a> PaintVarSolid<'a> { |
1926 | | pub const MIN_SIZE: usize = |
1927 | | (u8::RAW_BYTE_LEN + u16::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + u32::RAW_BYTE_LEN); |
1928 | | basic_table_impls!(impl_the_methods); |
1929 | | |
1930 | | /// Set to 3. |
1931 | 0 | pub fn format(&self) -> u8 { |
1932 | 0 | self.data.header().format |
1933 | 0 | } |
1934 | | |
1935 | | /// Index for a CPAL palette entry. |
1936 | 10 | pub fn palette_index(&self) -> u16 { |
1937 | 10 | self.data.header().palette_index.get() |
1938 | 10 | } |
1939 | | |
1940 | | /// Alpha value. For variation, use varIndexBase + 0. |
1941 | 10 | pub fn alpha(&self) -> F2Dot14 { |
1942 | 10 | self.data.header().alpha.get() |
1943 | 10 | } |
1944 | | |
1945 | | /// Base index into DeltaSetIndexMap. |
1946 | 10 | pub fn var_index_base(&self) -> u32 { |
1947 | 10 | self.data.header().var_index_base.get() |
1948 | 10 | } |
1949 | | |
1950 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
1951 | 0 | let start = 0; |
1952 | 0 | let end = start + u8::RAW_BYTE_LEN; |
1953 | 0 | start..end |
1954 | 0 | } |
1955 | | |
1956 | 0 | pub fn palette_index_byte_range(&self) -> Range<usize> { |
1957 | 0 | let start = self.format_byte_range().end; |
1958 | 0 | let end = start + u16::RAW_BYTE_LEN; |
1959 | 0 | start..end |
1960 | 0 | } |
1961 | | |
1962 | 0 | pub fn alpha_byte_range(&self) -> Range<usize> { |
1963 | 0 | let start = self.palette_index_byte_range().end; |
1964 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
1965 | 0 | start..end |
1966 | 0 | } |
1967 | | |
1968 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
1969 | 0 | let start = self.alpha_byte_range().end; |
1970 | 0 | let end = start + u32::RAW_BYTE_LEN; |
1971 | 0 | start..end |
1972 | 0 | } |
1973 | | } |
1974 | | |
1975 | | impl Format<u8> for PaintLinearGradient<'_> { |
1976 | | const FORMAT: u8 = 4; |
1977 | | } |
1978 | | |
1979 | | impl<'a> MinByteRange<'a> for PaintLinearGradient<'a> { |
1980 | 0 | fn min_byte_range(&self) -> Range<usize> { |
1981 | 0 | 0..self.y2_byte_range().end |
1982 | 0 | } |
1983 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
1984 | 0 | let range = self.min_byte_range(); |
1985 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
1986 | 0 | } |
1987 | | } |
1988 | | |
1989 | | impl ReadArgs for PaintLinearGradient<'_> { |
1990 | | type Args = (); |
1991 | | } |
1992 | | |
1993 | | impl<'a> FontRead<'a> for PaintLinearGradient<'a> { |
1994 | 26 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
1995 | | #[allow(clippy::absurd_extreme_comparisons)] |
1996 | 26 | if data.len() < Self::MIN_SIZE { |
1997 | 6 | return Err(ReadError::OutOfBounds); |
1998 | 20 | } |
1999 | 20 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2000 | 0 | return Err(ReadError::OutOfBounds); |
2001 | | }; |
2002 | 20 | Ok(Self { data }) |
2003 | 26 | } |
2004 | | } |
2005 | | |
2006 | | /// The fields at the start of the table, which are read directly. |
2007 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2008 | | #[repr(C, packed)] |
2009 | | #[doc(hidden)] |
2010 | | pub struct PaintLinearGradientFixedHeader { |
2011 | | pub format: u8, |
2012 | | pub color_line_offset: BigEndian<Offset24>, |
2013 | | pub x0: BigEndian<FWord>, |
2014 | | pub y0: BigEndian<FWord>, |
2015 | | pub x1: BigEndian<FWord>, |
2016 | | pub y1: BigEndian<FWord>, |
2017 | | pub x2: BigEndian<FWord>, |
2018 | | pub y2: BigEndian<FWord>, |
2019 | | } |
2020 | | |
2021 | | #[allow(clippy::absurd_extreme_comparisons)] |
2022 | | const _: () = |
2023 | | assert!(std::mem::size_of::<PaintLinearGradientFixedHeader>() <= PaintLinearGradient::MIN_SIZE); |
2024 | | |
2025 | | /// [PaintLinearGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-4-and-5-paintlineargradient-paintvarlineargradient) table |
2026 | | #[derive(Clone)] |
2027 | | pub struct PaintLinearGradient<'a> { |
2028 | | data: TableDataRef<'a, PaintLinearGradientFixedHeader>, |
2029 | | } |
2030 | | |
2031 | | #[allow(clippy::needless_lifetimes)] |
2032 | | impl<'a> PaintLinearGradient<'a> { |
2033 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2034 | | + Offset24::RAW_BYTE_LEN |
2035 | | + FWord::RAW_BYTE_LEN |
2036 | | + FWord::RAW_BYTE_LEN |
2037 | | + FWord::RAW_BYTE_LEN |
2038 | | + FWord::RAW_BYTE_LEN |
2039 | | + FWord::RAW_BYTE_LEN |
2040 | | + FWord::RAW_BYTE_LEN); |
2041 | | basic_table_impls!(impl_the_methods); |
2042 | | |
2043 | | /// Set to 4. |
2044 | 0 | pub fn format(&self) -> u8 { |
2045 | 0 | self.data.header().format |
2046 | 0 | } |
2047 | | |
2048 | | /// Offset to ColorLine table. |
2049 | 17 | pub fn color_line_offset(&self) -> Offset24 { |
2050 | 17 | self.data.header().color_line_offset.get() |
2051 | 17 | } |
2052 | | |
2053 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2054 | 17 | pub fn color_line(&self) -> Result<ColorLine<'a>, ReadError> { |
2055 | 17 | let data = self.offset_data(); |
2056 | 17 | self.color_line_offset().resolve(data) |
2057 | 17 | } |
2058 | | |
2059 | | /// Start point (p₀) x coordinate. |
2060 | 6 | pub fn x0(&self) -> FWord { |
2061 | 6 | self.data.header().x0.get() |
2062 | 6 | } |
2063 | | |
2064 | | /// Start point (p₀) y coordinate. |
2065 | 6 | pub fn y0(&self) -> FWord { |
2066 | 6 | self.data.header().y0.get() |
2067 | 6 | } |
2068 | | |
2069 | | /// End point (p₁) x coordinate. |
2070 | 6 | pub fn x1(&self) -> FWord { |
2071 | 6 | self.data.header().x1.get() |
2072 | 6 | } |
2073 | | |
2074 | | /// End point (p₁) y coordinate. |
2075 | 6 | pub fn y1(&self) -> FWord { |
2076 | 6 | self.data.header().y1.get() |
2077 | 6 | } |
2078 | | |
2079 | | /// Rotation point (p₂) x coordinate. |
2080 | 6 | pub fn x2(&self) -> FWord { |
2081 | 6 | self.data.header().x2.get() |
2082 | 6 | } |
2083 | | |
2084 | | /// Rotation point (p₂) y coordinate. |
2085 | 6 | pub fn y2(&self) -> FWord { |
2086 | 6 | self.data.header().y2.get() |
2087 | 6 | } |
2088 | | |
2089 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2090 | 0 | let start = 0; |
2091 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2092 | 0 | start..end |
2093 | 0 | } |
2094 | | |
2095 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2096 | 0 | let start = self.format_byte_range().end; |
2097 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2098 | 0 | start..end |
2099 | 0 | } |
2100 | | |
2101 | 0 | pub fn x0_byte_range(&self) -> Range<usize> { |
2102 | 0 | let start = self.color_line_offset_byte_range().end; |
2103 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2104 | 0 | start..end |
2105 | 0 | } |
2106 | | |
2107 | 0 | pub fn y0_byte_range(&self) -> Range<usize> { |
2108 | 0 | let start = self.x0_byte_range().end; |
2109 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2110 | 0 | start..end |
2111 | 0 | } |
2112 | | |
2113 | 0 | pub fn x1_byte_range(&self) -> Range<usize> { |
2114 | 0 | let start = self.y0_byte_range().end; |
2115 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2116 | 0 | start..end |
2117 | 0 | } |
2118 | | |
2119 | 0 | pub fn y1_byte_range(&self) -> Range<usize> { |
2120 | 0 | let start = self.x1_byte_range().end; |
2121 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2122 | 0 | start..end |
2123 | 0 | } |
2124 | | |
2125 | 0 | pub fn x2_byte_range(&self) -> Range<usize> { |
2126 | 0 | let start = self.y1_byte_range().end; |
2127 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2128 | 0 | start..end |
2129 | 0 | } |
2130 | | |
2131 | 0 | pub fn y2_byte_range(&self) -> Range<usize> { |
2132 | 0 | let start = self.x2_byte_range().end; |
2133 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2134 | 0 | start..end |
2135 | 0 | } |
2136 | | } |
2137 | | |
2138 | | impl Format<u8> for PaintVarLinearGradient<'_> { |
2139 | | const FORMAT: u8 = 5; |
2140 | | } |
2141 | | |
2142 | | impl<'a> MinByteRange<'a> for PaintVarLinearGradient<'a> { |
2143 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2144 | 0 | 0..self.var_index_base_byte_range().end |
2145 | 0 | } |
2146 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2147 | 0 | let range = self.min_byte_range(); |
2148 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2149 | 0 | } |
2150 | | } |
2151 | | |
2152 | | impl ReadArgs for PaintVarLinearGradient<'_> { |
2153 | | type Args = (); |
2154 | | } |
2155 | | |
2156 | | impl<'a> FontRead<'a> for PaintVarLinearGradient<'a> { |
2157 | 3 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2158 | | #[allow(clippy::absurd_extreme_comparisons)] |
2159 | 3 | if data.len() < Self::MIN_SIZE { |
2160 | 0 | return Err(ReadError::OutOfBounds); |
2161 | 3 | } |
2162 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2163 | 0 | return Err(ReadError::OutOfBounds); |
2164 | | }; |
2165 | 3 | Ok(Self { data }) |
2166 | 3 | } |
2167 | | } |
2168 | | |
2169 | | /// The fields at the start of the table, which are read directly. |
2170 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2171 | | #[repr(C, packed)] |
2172 | | #[doc(hidden)] |
2173 | | pub struct PaintVarLinearGradientFixedHeader { |
2174 | | pub format: u8, |
2175 | | pub color_line_offset: BigEndian<Offset24>, |
2176 | | pub x0: BigEndian<FWord>, |
2177 | | pub y0: BigEndian<FWord>, |
2178 | | pub x1: BigEndian<FWord>, |
2179 | | pub y1: BigEndian<FWord>, |
2180 | | pub x2: BigEndian<FWord>, |
2181 | | pub y2: BigEndian<FWord>, |
2182 | | pub var_index_base: BigEndian<u32>, |
2183 | | } |
2184 | | |
2185 | | #[allow(clippy::absurd_extreme_comparisons)] |
2186 | | const _: () = assert!( |
2187 | | std::mem::size_of::<PaintVarLinearGradientFixedHeader>() <= PaintVarLinearGradient::MIN_SIZE |
2188 | | ); |
2189 | | |
2190 | | /// [PaintVarLinearGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-4-and-5-paintlineargradient-paintvarlineargradient) table |
2191 | | #[derive(Clone)] |
2192 | | pub struct PaintVarLinearGradient<'a> { |
2193 | | data: TableDataRef<'a, PaintVarLinearGradientFixedHeader>, |
2194 | | } |
2195 | | |
2196 | | #[allow(clippy::needless_lifetimes)] |
2197 | | impl<'a> PaintVarLinearGradient<'a> { |
2198 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2199 | | + Offset24::RAW_BYTE_LEN |
2200 | | + FWord::RAW_BYTE_LEN |
2201 | | + FWord::RAW_BYTE_LEN |
2202 | | + FWord::RAW_BYTE_LEN |
2203 | | + FWord::RAW_BYTE_LEN |
2204 | | + FWord::RAW_BYTE_LEN |
2205 | | + FWord::RAW_BYTE_LEN |
2206 | | + u32::RAW_BYTE_LEN); |
2207 | | basic_table_impls!(impl_the_methods); |
2208 | | |
2209 | | /// Set to 5. |
2210 | 0 | pub fn format(&self) -> u8 { |
2211 | 0 | self.data.header().format |
2212 | 0 | } |
2213 | | |
2214 | | /// Offset to VarColorLine table. |
2215 | 3 | pub fn color_line_offset(&self) -> Offset24 { |
2216 | 3 | self.data.header().color_line_offset.get() |
2217 | 3 | } |
2218 | | |
2219 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2220 | 3 | pub fn color_line(&self) -> Result<VarColorLine<'a>, ReadError> { |
2221 | 3 | let data = self.offset_data(); |
2222 | 3 | self.color_line_offset().resolve(data) |
2223 | 3 | } |
2224 | | |
2225 | | /// Start point (p₀) x coordinate. For variation, use |
2226 | | /// varIndexBase + 0. |
2227 | 0 | pub fn x0(&self) -> FWord { |
2228 | 0 | self.data.header().x0.get() |
2229 | 0 | } |
2230 | | |
2231 | | /// Start point (p₀) y coordinate. For variation, use |
2232 | | /// varIndexBase + 1. |
2233 | 0 | pub fn y0(&self) -> FWord { |
2234 | 0 | self.data.header().y0.get() |
2235 | 0 | } |
2236 | | |
2237 | | /// End point (p₁) x coordinate. For variation, use varIndexBase |
2238 | | /// + 2. |
2239 | 0 | pub fn x1(&self) -> FWord { |
2240 | 0 | self.data.header().x1.get() |
2241 | 0 | } |
2242 | | |
2243 | | /// End point (p₁) y coordinate. For variation, use varIndexBase |
2244 | | /// + 3. |
2245 | 0 | pub fn y1(&self) -> FWord { |
2246 | 0 | self.data.header().y1.get() |
2247 | 0 | } |
2248 | | |
2249 | | /// Rotation point (p₂) x coordinate. For variation, use |
2250 | | /// varIndexBase + 4. |
2251 | 0 | pub fn x2(&self) -> FWord { |
2252 | 0 | self.data.header().x2.get() |
2253 | 0 | } |
2254 | | |
2255 | | /// Rotation point (p₂) y coordinate. For variation, use |
2256 | | /// varIndexBase + 5. |
2257 | 0 | pub fn y2(&self) -> FWord { |
2258 | 0 | self.data.header().y2.get() |
2259 | 0 | } |
2260 | | |
2261 | | /// Base index into DeltaSetIndexMap. |
2262 | 0 | pub fn var_index_base(&self) -> u32 { |
2263 | 0 | self.data.header().var_index_base.get() |
2264 | 0 | } |
2265 | | |
2266 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2267 | 0 | let start = 0; |
2268 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2269 | 0 | start..end |
2270 | 0 | } |
2271 | | |
2272 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2273 | 0 | let start = self.format_byte_range().end; |
2274 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2275 | 0 | start..end |
2276 | 0 | } |
2277 | | |
2278 | 0 | pub fn x0_byte_range(&self) -> Range<usize> { |
2279 | 0 | let start = self.color_line_offset_byte_range().end; |
2280 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2281 | 0 | start..end |
2282 | 0 | } |
2283 | | |
2284 | 0 | pub fn y0_byte_range(&self) -> Range<usize> { |
2285 | 0 | let start = self.x0_byte_range().end; |
2286 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2287 | 0 | start..end |
2288 | 0 | } |
2289 | | |
2290 | 0 | pub fn x1_byte_range(&self) -> Range<usize> { |
2291 | 0 | let start = self.y0_byte_range().end; |
2292 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2293 | 0 | start..end |
2294 | 0 | } |
2295 | | |
2296 | 0 | pub fn y1_byte_range(&self) -> Range<usize> { |
2297 | 0 | let start = self.x1_byte_range().end; |
2298 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2299 | 0 | start..end |
2300 | 0 | } |
2301 | | |
2302 | 0 | pub fn x2_byte_range(&self) -> Range<usize> { |
2303 | 0 | let start = self.y1_byte_range().end; |
2304 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2305 | 0 | start..end |
2306 | 0 | } |
2307 | | |
2308 | 0 | pub fn y2_byte_range(&self) -> Range<usize> { |
2309 | 0 | let start = self.x2_byte_range().end; |
2310 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2311 | 0 | start..end |
2312 | 0 | } |
2313 | | |
2314 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
2315 | 0 | let start = self.y2_byte_range().end; |
2316 | 0 | let end = start + u32::RAW_BYTE_LEN; |
2317 | 0 | start..end |
2318 | 0 | } |
2319 | | } |
2320 | | |
2321 | | impl Format<u8> for PaintRadialGradient<'_> { |
2322 | | const FORMAT: u8 = 6; |
2323 | | } |
2324 | | |
2325 | | impl<'a> MinByteRange<'a> for PaintRadialGradient<'a> { |
2326 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2327 | 0 | 0..self.radius1_byte_range().end |
2328 | 0 | } |
2329 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2330 | 0 | let range = self.min_byte_range(); |
2331 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2332 | 0 | } |
2333 | | } |
2334 | | |
2335 | | impl ReadArgs for PaintRadialGradient<'_> { |
2336 | | type Args = (); |
2337 | | } |
2338 | | |
2339 | | impl<'a> FontRead<'a> for PaintRadialGradient<'a> { |
2340 | 14 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2341 | | #[allow(clippy::absurd_extreme_comparisons)] |
2342 | 14 | if data.len() < Self::MIN_SIZE { |
2343 | 3 | return Err(ReadError::OutOfBounds); |
2344 | 11 | } |
2345 | 11 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2346 | 0 | return Err(ReadError::OutOfBounds); |
2347 | | }; |
2348 | 11 | Ok(Self { data }) |
2349 | 14 | } |
2350 | | } |
2351 | | |
2352 | | /// The fields at the start of the table, which are read directly. |
2353 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2354 | | #[repr(C, packed)] |
2355 | | #[doc(hidden)] |
2356 | | pub struct PaintRadialGradientFixedHeader { |
2357 | | pub format: u8, |
2358 | | pub color_line_offset: BigEndian<Offset24>, |
2359 | | pub x0: BigEndian<FWord>, |
2360 | | pub y0: BigEndian<FWord>, |
2361 | | pub radius0: BigEndian<UfWord>, |
2362 | | pub x1: BigEndian<FWord>, |
2363 | | pub y1: BigEndian<FWord>, |
2364 | | pub radius1: BigEndian<UfWord>, |
2365 | | } |
2366 | | |
2367 | | #[allow(clippy::absurd_extreme_comparisons)] |
2368 | | const _: () = |
2369 | | assert!(std::mem::size_of::<PaintRadialGradientFixedHeader>() <= PaintRadialGradient::MIN_SIZE); |
2370 | | |
2371 | | /// [PaintRadialGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-6-and-7-paintradialgradient-paintvarradialgradient) table |
2372 | | #[derive(Clone)] |
2373 | | pub struct PaintRadialGradient<'a> { |
2374 | | data: TableDataRef<'a, PaintRadialGradientFixedHeader>, |
2375 | | } |
2376 | | |
2377 | | #[allow(clippy::needless_lifetimes)] |
2378 | | impl<'a> PaintRadialGradient<'a> { |
2379 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2380 | | + Offset24::RAW_BYTE_LEN |
2381 | | + FWord::RAW_BYTE_LEN |
2382 | | + FWord::RAW_BYTE_LEN |
2383 | | + UfWord::RAW_BYTE_LEN |
2384 | | + FWord::RAW_BYTE_LEN |
2385 | | + FWord::RAW_BYTE_LEN |
2386 | | + UfWord::RAW_BYTE_LEN); |
2387 | | basic_table_impls!(impl_the_methods); |
2388 | | |
2389 | | /// Set to 6. |
2390 | 0 | pub fn format(&self) -> u8 { |
2391 | 0 | self.data.header().format |
2392 | 0 | } |
2393 | | |
2394 | | /// Offset to ColorLine table. |
2395 | 11 | pub fn color_line_offset(&self) -> Offset24 { |
2396 | 11 | self.data.header().color_line_offset.get() |
2397 | 11 | } |
2398 | | |
2399 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2400 | 11 | pub fn color_line(&self) -> Result<ColorLine<'a>, ReadError> { |
2401 | 11 | let data = self.offset_data(); |
2402 | 11 | self.color_line_offset().resolve(data) |
2403 | 11 | } |
2404 | | |
2405 | | /// Start circle center x coordinate. |
2406 | 1 | pub fn x0(&self) -> FWord { |
2407 | 1 | self.data.header().x0.get() |
2408 | 1 | } |
2409 | | |
2410 | | /// Start circle center y coordinate. |
2411 | 1 | pub fn y0(&self) -> FWord { |
2412 | 1 | self.data.header().y0.get() |
2413 | 1 | } |
2414 | | |
2415 | | /// Start circle radius. |
2416 | 1 | pub fn radius0(&self) -> UfWord { |
2417 | 1 | self.data.header().radius0.get() |
2418 | 1 | } |
2419 | | |
2420 | | /// End circle center x coordinate. |
2421 | 1 | pub fn x1(&self) -> FWord { |
2422 | 1 | self.data.header().x1.get() |
2423 | 1 | } |
2424 | | |
2425 | | /// End circle center y coordinate. |
2426 | 1 | pub fn y1(&self) -> FWord { |
2427 | 1 | self.data.header().y1.get() |
2428 | 1 | } |
2429 | | |
2430 | | /// End circle radius. |
2431 | 1 | pub fn radius1(&self) -> UfWord { |
2432 | 1 | self.data.header().radius1.get() |
2433 | 1 | } |
2434 | | |
2435 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2436 | 0 | let start = 0; |
2437 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2438 | 0 | start..end |
2439 | 0 | } |
2440 | | |
2441 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2442 | 0 | let start = self.format_byte_range().end; |
2443 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2444 | 0 | start..end |
2445 | 0 | } |
2446 | | |
2447 | 0 | pub fn x0_byte_range(&self) -> Range<usize> { |
2448 | 0 | let start = self.color_line_offset_byte_range().end; |
2449 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2450 | 0 | start..end |
2451 | 0 | } |
2452 | | |
2453 | 0 | pub fn y0_byte_range(&self) -> Range<usize> { |
2454 | 0 | let start = self.x0_byte_range().end; |
2455 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2456 | 0 | start..end |
2457 | 0 | } |
2458 | | |
2459 | 0 | pub fn radius0_byte_range(&self) -> Range<usize> { |
2460 | 0 | let start = self.y0_byte_range().end; |
2461 | 0 | let end = start + UfWord::RAW_BYTE_LEN; |
2462 | 0 | start..end |
2463 | 0 | } |
2464 | | |
2465 | 0 | pub fn x1_byte_range(&self) -> Range<usize> { |
2466 | 0 | let start = self.radius0_byte_range().end; |
2467 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2468 | 0 | start..end |
2469 | 0 | } |
2470 | | |
2471 | 0 | pub fn y1_byte_range(&self) -> Range<usize> { |
2472 | 0 | let start = self.x1_byte_range().end; |
2473 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2474 | 0 | start..end |
2475 | 0 | } |
2476 | | |
2477 | 0 | pub fn radius1_byte_range(&self) -> Range<usize> { |
2478 | 0 | let start = self.y1_byte_range().end; |
2479 | 0 | let end = start + UfWord::RAW_BYTE_LEN; |
2480 | 0 | start..end |
2481 | 0 | } |
2482 | | } |
2483 | | |
2484 | | impl Format<u8> for PaintVarRadialGradient<'_> { |
2485 | | const FORMAT: u8 = 7; |
2486 | | } |
2487 | | |
2488 | | impl<'a> MinByteRange<'a> for PaintVarRadialGradient<'a> { |
2489 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2490 | 0 | 0..self.var_index_base_byte_range().end |
2491 | 0 | } |
2492 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2493 | 0 | let range = self.min_byte_range(); |
2494 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2495 | 0 | } |
2496 | | } |
2497 | | |
2498 | | impl ReadArgs for PaintVarRadialGradient<'_> { |
2499 | | type Args = (); |
2500 | | } |
2501 | | |
2502 | | impl<'a> FontRead<'a> for PaintVarRadialGradient<'a> { |
2503 | 19 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2504 | | #[allow(clippy::absurd_extreme_comparisons)] |
2505 | 19 | if data.len() < Self::MIN_SIZE { |
2506 | 0 | return Err(ReadError::OutOfBounds); |
2507 | 19 | } |
2508 | 19 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2509 | 0 | return Err(ReadError::OutOfBounds); |
2510 | | }; |
2511 | 19 | Ok(Self { data }) |
2512 | 19 | } |
2513 | | } |
2514 | | |
2515 | | /// The fields at the start of the table, which are read directly. |
2516 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2517 | | #[repr(C, packed)] |
2518 | | #[doc(hidden)] |
2519 | | pub struct PaintVarRadialGradientFixedHeader { |
2520 | | pub format: u8, |
2521 | | pub color_line_offset: BigEndian<Offset24>, |
2522 | | pub x0: BigEndian<FWord>, |
2523 | | pub y0: BigEndian<FWord>, |
2524 | | pub radius0: BigEndian<UfWord>, |
2525 | | pub x1: BigEndian<FWord>, |
2526 | | pub y1: BigEndian<FWord>, |
2527 | | pub radius1: BigEndian<UfWord>, |
2528 | | pub var_index_base: BigEndian<u32>, |
2529 | | } |
2530 | | |
2531 | | #[allow(clippy::absurd_extreme_comparisons)] |
2532 | | const _: () = assert!( |
2533 | | std::mem::size_of::<PaintVarRadialGradientFixedHeader>() <= PaintVarRadialGradient::MIN_SIZE |
2534 | | ); |
2535 | | |
2536 | | /// [PaintVarRadialGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-6-and-7-paintradialgradient-paintvarradialgradient) table |
2537 | | #[derive(Clone)] |
2538 | | pub struct PaintVarRadialGradient<'a> { |
2539 | | data: TableDataRef<'a, PaintVarRadialGradientFixedHeader>, |
2540 | | } |
2541 | | |
2542 | | #[allow(clippy::needless_lifetimes)] |
2543 | | impl<'a> PaintVarRadialGradient<'a> { |
2544 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2545 | | + Offset24::RAW_BYTE_LEN |
2546 | | + FWord::RAW_BYTE_LEN |
2547 | | + FWord::RAW_BYTE_LEN |
2548 | | + UfWord::RAW_BYTE_LEN |
2549 | | + FWord::RAW_BYTE_LEN |
2550 | | + FWord::RAW_BYTE_LEN |
2551 | | + UfWord::RAW_BYTE_LEN |
2552 | | + u32::RAW_BYTE_LEN); |
2553 | | basic_table_impls!(impl_the_methods); |
2554 | | |
2555 | | /// Set to 7. |
2556 | 0 | pub fn format(&self) -> u8 { |
2557 | 0 | self.data.header().format |
2558 | 0 | } |
2559 | | |
2560 | | /// Offset to VarColorLine table. |
2561 | 19 | pub fn color_line_offset(&self) -> Offset24 { |
2562 | 19 | self.data.header().color_line_offset.get() |
2563 | 19 | } |
2564 | | |
2565 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2566 | 19 | pub fn color_line(&self) -> Result<VarColorLine<'a>, ReadError> { |
2567 | 19 | let data = self.offset_data(); |
2568 | 19 | self.color_line_offset().resolve(data) |
2569 | 19 | } |
2570 | | |
2571 | | /// Start circle center x coordinate. For variation, use |
2572 | | /// varIndexBase + 0. |
2573 | 7 | pub fn x0(&self) -> FWord { |
2574 | 7 | self.data.header().x0.get() |
2575 | 7 | } |
2576 | | |
2577 | | /// Start circle center y coordinate. For variation, use |
2578 | | /// varIndexBase + 1. |
2579 | 7 | pub fn y0(&self) -> FWord { |
2580 | 7 | self.data.header().y0.get() |
2581 | 7 | } |
2582 | | |
2583 | | /// Start circle radius. For variation, use varIndexBase + 2. |
2584 | 7 | pub fn radius0(&self) -> UfWord { |
2585 | 7 | self.data.header().radius0.get() |
2586 | 7 | } |
2587 | | |
2588 | | /// End circle center x coordinate. For variation, use varIndexBase |
2589 | | /// + 3. |
2590 | 7 | pub fn x1(&self) -> FWord { |
2591 | 7 | self.data.header().x1.get() |
2592 | 7 | } |
2593 | | |
2594 | | /// End circle center y coordinate. For variation, use varIndexBase |
2595 | | /// + 4. |
2596 | 7 | pub fn y1(&self) -> FWord { |
2597 | 7 | self.data.header().y1.get() |
2598 | 7 | } |
2599 | | |
2600 | | /// End circle radius. For variation, use varIndexBase + 5. |
2601 | 7 | pub fn radius1(&self) -> UfWord { |
2602 | 7 | self.data.header().radius1.get() |
2603 | 7 | } |
2604 | | |
2605 | | /// Base index into DeltaSetIndexMap. |
2606 | 7 | pub fn var_index_base(&self) -> u32 { |
2607 | 7 | self.data.header().var_index_base.get() |
2608 | 7 | } |
2609 | | |
2610 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2611 | 0 | let start = 0; |
2612 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2613 | 0 | start..end |
2614 | 0 | } |
2615 | | |
2616 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2617 | 0 | let start = self.format_byte_range().end; |
2618 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2619 | 0 | start..end |
2620 | 0 | } |
2621 | | |
2622 | 0 | pub fn x0_byte_range(&self) -> Range<usize> { |
2623 | 0 | let start = self.color_line_offset_byte_range().end; |
2624 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2625 | 0 | start..end |
2626 | 0 | } |
2627 | | |
2628 | 0 | pub fn y0_byte_range(&self) -> Range<usize> { |
2629 | 0 | let start = self.x0_byte_range().end; |
2630 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2631 | 0 | start..end |
2632 | 0 | } |
2633 | | |
2634 | 0 | pub fn radius0_byte_range(&self) -> Range<usize> { |
2635 | 0 | let start = self.y0_byte_range().end; |
2636 | 0 | let end = start + UfWord::RAW_BYTE_LEN; |
2637 | 0 | start..end |
2638 | 0 | } |
2639 | | |
2640 | 0 | pub fn x1_byte_range(&self) -> Range<usize> { |
2641 | 0 | let start = self.radius0_byte_range().end; |
2642 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2643 | 0 | start..end |
2644 | 0 | } |
2645 | | |
2646 | 0 | pub fn y1_byte_range(&self) -> Range<usize> { |
2647 | 0 | let start = self.x1_byte_range().end; |
2648 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2649 | 0 | start..end |
2650 | 0 | } |
2651 | | |
2652 | 0 | pub fn radius1_byte_range(&self) -> Range<usize> { |
2653 | 0 | let start = self.y1_byte_range().end; |
2654 | 0 | let end = start + UfWord::RAW_BYTE_LEN; |
2655 | 0 | start..end |
2656 | 0 | } |
2657 | | |
2658 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
2659 | 0 | let start = self.radius1_byte_range().end; |
2660 | 0 | let end = start + u32::RAW_BYTE_LEN; |
2661 | 0 | start..end |
2662 | 0 | } |
2663 | | } |
2664 | | |
2665 | | impl Format<u8> for PaintSweepGradient<'_> { |
2666 | | const FORMAT: u8 = 8; |
2667 | | } |
2668 | | |
2669 | | impl<'a> MinByteRange<'a> for PaintSweepGradient<'a> { |
2670 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2671 | 0 | 0..self.end_angle_byte_range().end |
2672 | 0 | } |
2673 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2674 | 0 | let range = self.min_byte_range(); |
2675 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2676 | 0 | } |
2677 | | } |
2678 | | |
2679 | | impl ReadArgs for PaintSweepGradient<'_> { |
2680 | | type Args = (); |
2681 | | } |
2682 | | |
2683 | | impl<'a> FontRead<'a> for PaintSweepGradient<'a> { |
2684 | 17 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2685 | | #[allow(clippy::absurd_extreme_comparisons)] |
2686 | 17 | if data.len() < Self::MIN_SIZE { |
2687 | 0 | return Err(ReadError::OutOfBounds); |
2688 | 17 | } |
2689 | 17 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2690 | 0 | return Err(ReadError::OutOfBounds); |
2691 | | }; |
2692 | 17 | Ok(Self { data }) |
2693 | 17 | } |
2694 | | } |
2695 | | |
2696 | | /// The fields at the start of the table, which are read directly. |
2697 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2698 | | #[repr(C, packed)] |
2699 | | #[doc(hidden)] |
2700 | | pub struct PaintSweepGradientFixedHeader { |
2701 | | pub format: u8, |
2702 | | pub color_line_offset: BigEndian<Offset24>, |
2703 | | pub center_x: BigEndian<FWord>, |
2704 | | pub center_y: BigEndian<FWord>, |
2705 | | pub start_angle: BigEndian<F2Dot14>, |
2706 | | pub end_angle: BigEndian<F2Dot14>, |
2707 | | } |
2708 | | |
2709 | | #[allow(clippy::absurd_extreme_comparisons)] |
2710 | | const _: () = |
2711 | | assert!(std::mem::size_of::<PaintSweepGradientFixedHeader>() <= PaintSweepGradient::MIN_SIZE); |
2712 | | |
2713 | | /// [PaintSweepGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-8-and-9-paintsweepgradient-paintvarsweepgradient) table |
2714 | | #[derive(Clone)] |
2715 | | pub struct PaintSweepGradient<'a> { |
2716 | | data: TableDataRef<'a, PaintSweepGradientFixedHeader>, |
2717 | | } |
2718 | | |
2719 | | #[allow(clippy::needless_lifetimes)] |
2720 | | impl<'a> PaintSweepGradient<'a> { |
2721 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2722 | | + Offset24::RAW_BYTE_LEN |
2723 | | + FWord::RAW_BYTE_LEN |
2724 | | + FWord::RAW_BYTE_LEN |
2725 | | + F2Dot14::RAW_BYTE_LEN |
2726 | | + F2Dot14::RAW_BYTE_LEN); |
2727 | | basic_table_impls!(impl_the_methods); |
2728 | | |
2729 | | /// Set to 8. |
2730 | 0 | pub fn format(&self) -> u8 { |
2731 | 0 | self.data.header().format |
2732 | 0 | } |
2733 | | |
2734 | | /// Offset to ColorLine table. |
2735 | 17 | pub fn color_line_offset(&self) -> Offset24 { |
2736 | 17 | self.data.header().color_line_offset.get() |
2737 | 17 | } |
2738 | | |
2739 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2740 | 17 | pub fn color_line(&self) -> Result<ColorLine<'a>, ReadError> { |
2741 | 17 | let data = self.offset_data(); |
2742 | 17 | self.color_line_offset().resolve(data) |
2743 | 17 | } |
2744 | | |
2745 | | /// Center x coordinate. |
2746 | 1 | pub fn center_x(&self) -> FWord { |
2747 | 1 | self.data.header().center_x.get() |
2748 | 1 | } |
2749 | | |
2750 | | /// Center y coordinate. |
2751 | 1 | pub fn center_y(&self) -> FWord { |
2752 | 1 | self.data.header().center_y.get() |
2753 | 1 | } |
2754 | | |
2755 | | /// Start of the angular range of the gradient, 180° in |
2756 | | /// counter-clockwise degrees per 1.0 of value. |
2757 | 1 | pub fn start_angle(&self) -> F2Dot14 { |
2758 | 1 | self.data.header().start_angle.get() |
2759 | 1 | } |
2760 | | |
2761 | | /// End of the angular range of the gradient, 180° in |
2762 | | /// counter-clockwise degrees per 1.0 of value. |
2763 | 1 | pub fn end_angle(&self) -> F2Dot14 { |
2764 | 1 | self.data.header().end_angle.get() |
2765 | 1 | } |
2766 | | |
2767 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2768 | 0 | let start = 0; |
2769 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2770 | 0 | start..end |
2771 | 0 | } |
2772 | | |
2773 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2774 | 0 | let start = self.format_byte_range().end; |
2775 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2776 | 0 | start..end |
2777 | 0 | } |
2778 | | |
2779 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
2780 | 0 | let start = self.color_line_offset_byte_range().end; |
2781 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2782 | 0 | start..end |
2783 | 0 | } |
2784 | | |
2785 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
2786 | 0 | let start = self.center_x_byte_range().end; |
2787 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2788 | 0 | start..end |
2789 | 0 | } |
2790 | | |
2791 | 0 | pub fn start_angle_byte_range(&self) -> Range<usize> { |
2792 | 0 | let start = self.center_y_byte_range().end; |
2793 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
2794 | 0 | start..end |
2795 | 0 | } |
2796 | | |
2797 | 0 | pub fn end_angle_byte_range(&self) -> Range<usize> { |
2798 | 0 | let start = self.start_angle_byte_range().end; |
2799 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
2800 | 0 | start..end |
2801 | 0 | } |
2802 | | } |
2803 | | |
2804 | | impl Format<u8> for PaintVarSweepGradient<'_> { |
2805 | | const FORMAT: u8 = 9; |
2806 | | } |
2807 | | |
2808 | | impl<'a> MinByteRange<'a> for PaintVarSweepGradient<'a> { |
2809 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2810 | 0 | 0..self.var_index_base_byte_range().end |
2811 | 0 | } |
2812 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2813 | 0 | let range = self.min_byte_range(); |
2814 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2815 | 0 | } |
2816 | | } |
2817 | | |
2818 | | impl ReadArgs for PaintVarSweepGradient<'_> { |
2819 | | type Args = (); |
2820 | | } |
2821 | | |
2822 | | impl<'a> FontRead<'a> for PaintVarSweepGradient<'a> { |
2823 | 5 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2824 | | #[allow(clippy::absurd_extreme_comparisons)] |
2825 | 5 | if data.len() < Self::MIN_SIZE { |
2826 | 0 | return Err(ReadError::OutOfBounds); |
2827 | 5 | } |
2828 | 5 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2829 | 0 | return Err(ReadError::OutOfBounds); |
2830 | | }; |
2831 | 5 | Ok(Self { data }) |
2832 | 5 | } |
2833 | | } |
2834 | | |
2835 | | /// The fields at the start of the table, which are read directly. |
2836 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2837 | | #[repr(C, packed)] |
2838 | | #[doc(hidden)] |
2839 | | pub struct PaintVarSweepGradientFixedHeader { |
2840 | | pub format: u8, |
2841 | | pub color_line_offset: BigEndian<Offset24>, |
2842 | | pub center_x: BigEndian<FWord>, |
2843 | | pub center_y: BigEndian<FWord>, |
2844 | | pub start_angle: BigEndian<F2Dot14>, |
2845 | | pub end_angle: BigEndian<F2Dot14>, |
2846 | | pub var_index_base: BigEndian<u32>, |
2847 | | } |
2848 | | |
2849 | | #[allow(clippy::absurd_extreme_comparisons)] |
2850 | | const _: () = assert!( |
2851 | | std::mem::size_of::<PaintVarSweepGradientFixedHeader>() <= PaintVarSweepGradient::MIN_SIZE |
2852 | | ); |
2853 | | |
2854 | | /// [PaintVarSweepGradient](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-8-and-9-paintsweepgradient-paintvarsweepgradient) table |
2855 | | #[derive(Clone)] |
2856 | | pub struct PaintVarSweepGradient<'a> { |
2857 | | data: TableDataRef<'a, PaintVarSweepGradientFixedHeader>, |
2858 | | } |
2859 | | |
2860 | | #[allow(clippy::needless_lifetimes)] |
2861 | | impl<'a> PaintVarSweepGradient<'a> { |
2862 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
2863 | | + Offset24::RAW_BYTE_LEN |
2864 | | + FWord::RAW_BYTE_LEN |
2865 | | + FWord::RAW_BYTE_LEN |
2866 | | + F2Dot14::RAW_BYTE_LEN |
2867 | | + F2Dot14::RAW_BYTE_LEN |
2868 | | + u32::RAW_BYTE_LEN); |
2869 | | basic_table_impls!(impl_the_methods); |
2870 | | |
2871 | | /// Set to 9. |
2872 | 0 | pub fn format(&self) -> u8 { |
2873 | 0 | self.data.header().format |
2874 | 0 | } |
2875 | | |
2876 | | /// Offset to VarColorLine table. |
2877 | 5 | pub fn color_line_offset(&self) -> Offset24 { |
2878 | 5 | self.data.header().color_line_offset.get() |
2879 | 5 | } |
2880 | | |
2881 | | /// Attempt to resolve [`color_line_offset`][Self::color_line_offset]. |
2882 | 5 | pub fn color_line(&self) -> Result<VarColorLine<'a>, ReadError> { |
2883 | 5 | let data = self.offset_data(); |
2884 | 5 | self.color_line_offset().resolve(data) |
2885 | 5 | } |
2886 | | |
2887 | | /// Center x coordinate. For variation, use varIndexBase + 0. |
2888 | 0 | pub fn center_x(&self) -> FWord { |
2889 | 0 | self.data.header().center_x.get() |
2890 | 0 | } |
2891 | | |
2892 | | /// Center y coordinate. For variation, use varIndexBase + 1. |
2893 | 0 | pub fn center_y(&self) -> FWord { |
2894 | 0 | self.data.header().center_y.get() |
2895 | 0 | } |
2896 | | |
2897 | | /// Start of the angular range of the gradient, 180° in |
2898 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
2899 | | /// varIndexBase + 2. |
2900 | 0 | pub fn start_angle(&self) -> F2Dot14 { |
2901 | 0 | self.data.header().start_angle.get() |
2902 | 0 | } |
2903 | | |
2904 | | /// End of the angular range of the gradient, 180° in |
2905 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
2906 | | /// varIndexBase + 3. |
2907 | 0 | pub fn end_angle(&self) -> F2Dot14 { |
2908 | 0 | self.data.header().end_angle.get() |
2909 | 0 | } |
2910 | | |
2911 | | /// Base index into DeltaSetIndexMap. |
2912 | 0 | pub fn var_index_base(&self) -> u32 { |
2913 | 0 | self.data.header().var_index_base.get() |
2914 | 0 | } |
2915 | | |
2916 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
2917 | 0 | let start = 0; |
2918 | 0 | let end = start + u8::RAW_BYTE_LEN; |
2919 | 0 | start..end |
2920 | 0 | } |
2921 | | |
2922 | 0 | pub fn color_line_offset_byte_range(&self) -> Range<usize> { |
2923 | 0 | let start = self.format_byte_range().end; |
2924 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
2925 | 0 | start..end |
2926 | 0 | } |
2927 | | |
2928 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
2929 | 0 | let start = self.color_line_offset_byte_range().end; |
2930 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2931 | 0 | start..end |
2932 | 0 | } |
2933 | | |
2934 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
2935 | 0 | let start = self.center_x_byte_range().end; |
2936 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
2937 | 0 | start..end |
2938 | 0 | } |
2939 | | |
2940 | 0 | pub fn start_angle_byte_range(&self) -> Range<usize> { |
2941 | 0 | let start = self.center_y_byte_range().end; |
2942 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
2943 | 0 | start..end |
2944 | 0 | } |
2945 | | |
2946 | 0 | pub fn end_angle_byte_range(&self) -> Range<usize> { |
2947 | 0 | let start = self.start_angle_byte_range().end; |
2948 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
2949 | 0 | start..end |
2950 | 0 | } |
2951 | | |
2952 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
2953 | 0 | let start = self.end_angle_byte_range().end; |
2954 | 0 | let end = start + u32::RAW_BYTE_LEN; |
2955 | 0 | start..end |
2956 | 0 | } |
2957 | | } |
2958 | | |
2959 | | impl Format<u8> for PaintGlyph<'_> { |
2960 | | const FORMAT: u8 = 10; |
2961 | | } |
2962 | | |
2963 | | impl<'a> MinByteRange<'a> for PaintGlyph<'a> { |
2964 | 0 | fn min_byte_range(&self) -> Range<usize> { |
2965 | 0 | 0..self.glyph_id_byte_range().end |
2966 | 0 | } |
2967 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
2968 | 0 | let range = self.min_byte_range(); |
2969 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
2970 | 0 | } |
2971 | | } |
2972 | | |
2973 | | impl ReadArgs for PaintGlyph<'_> { |
2974 | | type Args = (); |
2975 | | } |
2976 | | |
2977 | | impl<'a> FontRead<'a> for PaintGlyph<'a> { |
2978 | 21 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
2979 | | #[allow(clippy::absurd_extreme_comparisons)] |
2980 | 21 | if data.len() < Self::MIN_SIZE { |
2981 | 3 | return Err(ReadError::OutOfBounds); |
2982 | 18 | } |
2983 | 18 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
2984 | 0 | return Err(ReadError::OutOfBounds); |
2985 | | }; |
2986 | 18 | Ok(Self { data }) |
2987 | 21 | } |
2988 | | } |
2989 | | |
2990 | | /// The fields at the start of the table, which are read directly. |
2991 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
2992 | | #[repr(C, packed)] |
2993 | | #[doc(hidden)] |
2994 | | pub struct PaintGlyphFixedHeader { |
2995 | | pub format: u8, |
2996 | | pub paint_offset: BigEndian<Offset24>, |
2997 | | pub glyph_id: BigEndian<GlyphId16>, |
2998 | | } |
2999 | | |
3000 | | #[allow(clippy::absurd_extreme_comparisons)] |
3001 | | const _: () = assert!(std::mem::size_of::<PaintGlyphFixedHeader>() <= PaintGlyph::MIN_SIZE); |
3002 | | |
3003 | | /// [PaintGlyph](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#format-10-paintglyph) table |
3004 | | #[derive(Clone)] |
3005 | | pub struct PaintGlyph<'a> { |
3006 | | data: TableDataRef<'a, PaintGlyphFixedHeader>, |
3007 | | } |
3008 | | |
3009 | | #[allow(clippy::needless_lifetimes)] |
3010 | | impl<'a> PaintGlyph<'a> { |
3011 | | pub const MIN_SIZE: usize = |
3012 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + GlyphId16::RAW_BYTE_LEN); |
3013 | | basic_table_impls!(impl_the_methods); |
3014 | | |
3015 | | /// Set to 10. |
3016 | 0 | pub fn format(&self) -> u8 { |
3017 | 0 | self.data.header().format |
3018 | 0 | } |
3019 | | |
3020 | | /// Offset to a Paint table. |
3021 | 18 | pub fn paint_offset(&self) -> Offset24 { |
3022 | 18 | self.data.header().paint_offset.get() |
3023 | 18 | } |
3024 | | |
3025 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3026 | 18 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3027 | 18 | let data = self.offset_data(); |
3028 | 18 | self.paint_offset().resolve(data) |
3029 | 18 | } |
3030 | | |
3031 | | /// Glyph ID for the source outline. |
3032 | 18 | pub fn glyph_id(&self) -> GlyphId16 { |
3033 | 18 | self.data.header().glyph_id.get() |
3034 | 18 | } |
3035 | | |
3036 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3037 | 0 | let start = 0; |
3038 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3039 | 0 | start..end |
3040 | 0 | } |
3041 | | |
3042 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3043 | 0 | let start = self.format_byte_range().end; |
3044 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3045 | 0 | start..end |
3046 | 0 | } |
3047 | | |
3048 | 0 | pub fn glyph_id_byte_range(&self) -> Range<usize> { |
3049 | 0 | let start = self.paint_offset_byte_range().end; |
3050 | 0 | let end = start + GlyphId16::RAW_BYTE_LEN; |
3051 | 0 | start..end |
3052 | 0 | } |
3053 | | } |
3054 | | |
3055 | | impl Format<u8> for PaintGlyph2<'_> { |
3056 | | const FORMAT: u8 = 33; |
3057 | | } |
3058 | | |
3059 | | impl<'a> MinByteRange<'a> for PaintGlyph2<'a> { |
3060 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3061 | 0 | 0..self.glyph_id_byte_range().end |
3062 | 0 | } |
3063 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3064 | 0 | let range = self.min_byte_range(); |
3065 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3066 | 0 | } |
3067 | | } |
3068 | | |
3069 | | impl ReadArgs for PaintGlyph2<'_> { |
3070 | | type Args = (); |
3071 | | } |
3072 | | |
3073 | | impl<'a> FontRead<'a> for PaintGlyph2<'a> { |
3074 | 6 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3075 | | #[allow(clippy::absurd_extreme_comparisons)] |
3076 | 6 | if data.len() < Self::MIN_SIZE { |
3077 | 0 | return Err(ReadError::OutOfBounds); |
3078 | 6 | } |
3079 | 6 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3080 | 0 | return Err(ReadError::OutOfBounds); |
3081 | | }; |
3082 | 6 | Ok(Self { data }) |
3083 | 6 | } |
3084 | | } |
3085 | | |
3086 | | /// The fields at the start of the table, which are read directly. |
3087 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3088 | | #[repr(C, packed)] |
3089 | | #[doc(hidden)] |
3090 | | pub struct PaintGlyph2FixedHeader { |
3091 | | pub format: u8, |
3092 | | pub paint_offset: BigEndian<Offset24>, |
3093 | | pub glyph_id: BigEndian<GlyphId24>, |
3094 | | } |
3095 | | |
3096 | | #[allow(clippy::absurd_extreme_comparisons)] |
3097 | | const _: () = assert!(std::mem::size_of::<PaintGlyph2FixedHeader>() <= PaintGlyph2::MIN_SIZE); |
3098 | | |
3099 | | /// PaintGlyph2, format 33 (ISO/IEC 14496-22:2026). |
3100 | | #[derive(Clone)] |
3101 | | pub struct PaintGlyph2<'a> { |
3102 | | data: TableDataRef<'a, PaintGlyph2FixedHeader>, |
3103 | | } |
3104 | | |
3105 | | #[allow(clippy::needless_lifetimes)] |
3106 | | impl<'a> PaintGlyph2<'a> { |
3107 | | pub const MIN_SIZE: usize = |
3108 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + GlyphId24::RAW_BYTE_LEN); |
3109 | | basic_table_impls!(impl_the_methods); |
3110 | | |
3111 | | /// Set to 33. |
3112 | 0 | pub fn format(&self) -> u8 { |
3113 | 0 | self.data.header().format |
3114 | 0 | } |
3115 | | |
3116 | | /// Offset to a Paint table. |
3117 | 6 | pub fn paint_offset(&self) -> Offset24 { |
3118 | 6 | self.data.header().paint_offset.get() |
3119 | 6 | } |
3120 | | |
3121 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3122 | 6 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3123 | 6 | let data = self.offset_data(); |
3124 | 6 | self.paint_offset().resolve(data) |
3125 | 6 | } |
3126 | | |
3127 | | /// Glyph ID for the source outline. |
3128 | 6 | pub fn glyph_id(&self) -> GlyphId24 { |
3129 | 6 | self.data.header().glyph_id.get() |
3130 | 6 | } |
3131 | | |
3132 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3133 | 0 | let start = 0; |
3134 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3135 | 0 | start..end |
3136 | 0 | } |
3137 | | |
3138 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3139 | 0 | let start = self.format_byte_range().end; |
3140 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3141 | 0 | start..end |
3142 | 0 | } |
3143 | | |
3144 | 0 | pub fn glyph_id_byte_range(&self) -> Range<usize> { |
3145 | 0 | let start = self.paint_offset_byte_range().end; |
3146 | 0 | let end = start + GlyphId24::RAW_BYTE_LEN; |
3147 | 0 | start..end |
3148 | 0 | } |
3149 | | } |
3150 | | |
3151 | | impl Format<u8> for PaintColrGlyph<'_> { |
3152 | | const FORMAT: u8 = 11; |
3153 | | } |
3154 | | |
3155 | | impl<'a> MinByteRange<'a> for PaintColrGlyph<'a> { |
3156 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3157 | 0 | 0..self.glyph_id_byte_range().end |
3158 | 0 | } |
3159 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3160 | 0 | let range = self.min_byte_range(); |
3161 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3162 | 0 | } |
3163 | | } |
3164 | | |
3165 | | impl ReadArgs for PaintColrGlyph<'_> { |
3166 | | type Args = (); |
3167 | | } |
3168 | | |
3169 | | impl<'a> FontRead<'a> for PaintColrGlyph<'a> { |
3170 | 5 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3171 | | #[allow(clippy::absurd_extreme_comparisons)] |
3172 | 5 | if data.len() < Self::MIN_SIZE { |
3173 | 0 | return Err(ReadError::OutOfBounds); |
3174 | 5 | } |
3175 | 5 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3176 | 0 | return Err(ReadError::OutOfBounds); |
3177 | | }; |
3178 | 5 | Ok(Self { data }) |
3179 | 5 | } |
3180 | | } |
3181 | | |
3182 | | /// The fields at the start of the table, which are read directly. |
3183 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3184 | | #[repr(C, packed)] |
3185 | | #[doc(hidden)] |
3186 | | pub struct PaintColrGlyphFixedHeader { |
3187 | | pub format: u8, |
3188 | | pub glyph_id: BigEndian<GlyphId16>, |
3189 | | } |
3190 | | |
3191 | | #[allow(clippy::absurd_extreme_comparisons)] |
3192 | | const _: () = assert!(std::mem::size_of::<PaintColrGlyphFixedHeader>() <= PaintColrGlyph::MIN_SIZE); |
3193 | | |
3194 | | /// [PaintColrGlyph](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#format-11-paintcolrglyph) table |
3195 | | #[derive(Clone)] |
3196 | | pub struct PaintColrGlyph<'a> { |
3197 | | data: TableDataRef<'a, PaintColrGlyphFixedHeader>, |
3198 | | } |
3199 | | |
3200 | | #[allow(clippy::needless_lifetimes)] |
3201 | | impl<'a> PaintColrGlyph<'a> { |
3202 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + GlyphId16::RAW_BYTE_LEN); |
3203 | | basic_table_impls!(impl_the_methods); |
3204 | | |
3205 | | /// Set to 11. |
3206 | 0 | pub fn format(&self) -> u8 { |
3207 | 0 | self.data.header().format |
3208 | 0 | } |
3209 | | |
3210 | | /// Glyph ID for a BaseGlyphList base glyph. |
3211 | 4 | pub fn glyph_id(&self) -> GlyphId16 { |
3212 | 4 | self.data.header().glyph_id.get() |
3213 | 4 | } |
3214 | | |
3215 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3216 | 0 | let start = 0; |
3217 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3218 | 0 | start..end |
3219 | 0 | } |
3220 | | |
3221 | 0 | pub fn glyph_id_byte_range(&self) -> Range<usize> { |
3222 | 0 | let start = self.format_byte_range().end; |
3223 | 0 | let end = start + GlyphId16::RAW_BYTE_LEN; |
3224 | 0 | start..end |
3225 | 0 | } |
3226 | | } |
3227 | | |
3228 | | impl Format<u8> for PaintTransform<'_> { |
3229 | | const FORMAT: u8 = 12; |
3230 | | } |
3231 | | |
3232 | | impl<'a> MinByteRange<'a> for PaintTransform<'a> { |
3233 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3234 | 0 | 0..self.transform_offset_byte_range().end |
3235 | 0 | } |
3236 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3237 | 0 | let range = self.min_byte_range(); |
3238 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3239 | 0 | } |
3240 | | } |
3241 | | |
3242 | | impl ReadArgs for PaintTransform<'_> { |
3243 | | type Args = (); |
3244 | | } |
3245 | | |
3246 | | impl<'a> FontRead<'a> for PaintTransform<'a> { |
3247 | 31 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3248 | | #[allow(clippy::absurd_extreme_comparisons)] |
3249 | 31 | if data.len() < Self::MIN_SIZE { |
3250 | 3 | return Err(ReadError::OutOfBounds); |
3251 | 28 | } |
3252 | 28 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3253 | 0 | return Err(ReadError::OutOfBounds); |
3254 | | }; |
3255 | 28 | Ok(Self { data }) |
3256 | 31 | } |
3257 | | } |
3258 | | |
3259 | | /// The fields at the start of the table, which are read directly. |
3260 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3261 | | #[repr(C, packed)] |
3262 | | #[doc(hidden)] |
3263 | | pub struct PaintTransformFixedHeader { |
3264 | | pub format: u8, |
3265 | | pub paint_offset: BigEndian<Offset24>, |
3266 | | pub transform_offset: BigEndian<Offset24>, |
3267 | | } |
3268 | | |
3269 | | #[allow(clippy::absurd_extreme_comparisons)] |
3270 | | const _: () = assert!(std::mem::size_of::<PaintTransformFixedHeader>() <= PaintTransform::MIN_SIZE); |
3271 | | |
3272 | | /// [PaintTransform](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-12-and-13-painttransform-paintvartransform) table |
3273 | | #[derive(Clone)] |
3274 | | pub struct PaintTransform<'a> { |
3275 | | data: TableDataRef<'a, PaintTransformFixedHeader>, |
3276 | | } |
3277 | | |
3278 | | #[allow(clippy::needless_lifetimes)] |
3279 | | impl<'a> PaintTransform<'a> { |
3280 | | pub const MIN_SIZE: usize = |
3281 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN); |
3282 | | basic_table_impls!(impl_the_methods); |
3283 | | |
3284 | | /// Set to 12. |
3285 | 0 | pub fn format(&self) -> u8 { |
3286 | 0 | self.data.header().format |
3287 | 0 | } |
3288 | | |
3289 | | /// Offset to a Paint subtable. |
3290 | 6 | pub fn paint_offset(&self) -> Offset24 { |
3291 | 6 | self.data.header().paint_offset.get() |
3292 | 6 | } |
3293 | | |
3294 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3295 | 6 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3296 | 6 | let data = self.offset_data(); |
3297 | 6 | self.paint_offset().resolve(data) |
3298 | 6 | } |
3299 | | |
3300 | | /// Offset to an Affine2x3 table. |
3301 | 28 | pub fn transform_offset(&self) -> Offset24 { |
3302 | 28 | self.data.header().transform_offset.get() |
3303 | 28 | } |
3304 | | |
3305 | | /// Attempt to resolve [`transform_offset`][Self::transform_offset]. |
3306 | 28 | pub fn transform(&self) -> Result<Affine2x3<'a>, ReadError> { |
3307 | 28 | let data = self.offset_data(); |
3308 | 28 | self.transform_offset().resolve(data) |
3309 | 28 | } |
3310 | | |
3311 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3312 | 0 | let start = 0; |
3313 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3314 | 0 | start..end |
3315 | 0 | } |
3316 | | |
3317 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3318 | 0 | let start = self.format_byte_range().end; |
3319 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3320 | 0 | start..end |
3321 | 0 | } |
3322 | | |
3323 | 0 | pub fn transform_offset_byte_range(&self) -> Range<usize> { |
3324 | 0 | let start = self.paint_offset_byte_range().end; |
3325 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3326 | 0 | start..end |
3327 | 0 | } |
3328 | | } |
3329 | | |
3330 | | impl Format<u8> for PaintVarTransform<'_> { |
3331 | | const FORMAT: u8 = 13; |
3332 | | } |
3333 | | |
3334 | | impl<'a> MinByteRange<'a> for PaintVarTransform<'a> { |
3335 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3336 | 0 | 0..self.transform_offset_byte_range().end |
3337 | 0 | } |
3338 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3339 | 0 | let range = self.min_byte_range(); |
3340 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3341 | 0 | } |
3342 | | } |
3343 | | |
3344 | | impl ReadArgs for PaintVarTransform<'_> { |
3345 | | type Args = (); |
3346 | | } |
3347 | | |
3348 | | impl<'a> FontRead<'a> for PaintVarTransform<'a> { |
3349 | 4 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3350 | | #[allow(clippy::absurd_extreme_comparisons)] |
3351 | 4 | if data.len() < Self::MIN_SIZE { |
3352 | 1 | return Err(ReadError::OutOfBounds); |
3353 | 3 | } |
3354 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3355 | 0 | return Err(ReadError::OutOfBounds); |
3356 | | }; |
3357 | 3 | Ok(Self { data }) |
3358 | 4 | } |
3359 | | } |
3360 | | |
3361 | | /// The fields at the start of the table, which are read directly. |
3362 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3363 | | #[repr(C, packed)] |
3364 | | #[doc(hidden)] |
3365 | | pub struct PaintVarTransformFixedHeader { |
3366 | | pub format: u8, |
3367 | | pub paint_offset: BigEndian<Offset24>, |
3368 | | pub transform_offset: BigEndian<Offset24>, |
3369 | | } |
3370 | | |
3371 | | #[allow(clippy::absurd_extreme_comparisons)] |
3372 | | const _: () = |
3373 | | assert!(std::mem::size_of::<PaintVarTransformFixedHeader>() <= PaintVarTransform::MIN_SIZE); |
3374 | | |
3375 | | /// [PaintVarTransform](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-12-and-13-painttransform-paintvartransform) table |
3376 | | #[derive(Clone)] |
3377 | | pub struct PaintVarTransform<'a> { |
3378 | | data: TableDataRef<'a, PaintVarTransformFixedHeader>, |
3379 | | } |
3380 | | |
3381 | | #[allow(clippy::needless_lifetimes)] |
3382 | | impl<'a> PaintVarTransform<'a> { |
3383 | | pub const MIN_SIZE: usize = |
3384 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN); |
3385 | | basic_table_impls!(impl_the_methods); |
3386 | | |
3387 | | /// Set to 13. |
3388 | 0 | pub fn format(&self) -> u8 { |
3389 | 0 | self.data.header().format |
3390 | 0 | } |
3391 | | |
3392 | | /// Offset to a Paint subtable. |
3393 | 0 | pub fn paint_offset(&self) -> Offset24 { |
3394 | 0 | self.data.header().paint_offset.get() |
3395 | 0 | } |
3396 | | |
3397 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3398 | 0 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3399 | 0 | let data = self.offset_data(); |
3400 | 0 | self.paint_offset().resolve(data) |
3401 | 0 | } |
3402 | | |
3403 | | /// Offset to a VarAffine2x3 table. |
3404 | 3 | pub fn transform_offset(&self) -> Offset24 { |
3405 | 3 | self.data.header().transform_offset.get() |
3406 | 3 | } |
3407 | | |
3408 | | /// Attempt to resolve [`transform_offset`][Self::transform_offset]. |
3409 | 3 | pub fn transform(&self) -> Result<VarAffine2x3<'a>, ReadError> { |
3410 | 3 | let data = self.offset_data(); |
3411 | 3 | self.transform_offset().resolve(data) |
3412 | 3 | } |
3413 | | |
3414 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3415 | 0 | let start = 0; |
3416 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3417 | 0 | start..end |
3418 | 0 | } |
3419 | | |
3420 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3421 | 0 | let start = self.format_byte_range().end; |
3422 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3423 | 0 | start..end |
3424 | 0 | } |
3425 | | |
3426 | 0 | pub fn transform_offset_byte_range(&self) -> Range<usize> { |
3427 | 0 | let start = self.paint_offset_byte_range().end; |
3428 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3429 | 0 | start..end |
3430 | 0 | } |
3431 | | } |
3432 | | |
3433 | | impl<'a> MinByteRange<'a> for Affine2x3<'a> { |
3434 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3435 | 0 | 0..self.dy_byte_range().end |
3436 | 0 | } |
3437 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3438 | 0 | let range = self.min_byte_range(); |
3439 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3440 | 0 | } |
3441 | | } |
3442 | | |
3443 | | impl ReadArgs for Affine2x3<'_> { |
3444 | | type Args = (); |
3445 | | } |
3446 | | |
3447 | | impl<'a> FontRead<'a> for Affine2x3<'a> { |
3448 | 6 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3449 | | #[allow(clippy::absurd_extreme_comparisons)] |
3450 | 6 | if data.len() < Self::MIN_SIZE { |
3451 | 0 | return Err(ReadError::OutOfBounds); |
3452 | 6 | } |
3453 | 6 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3454 | 0 | return Err(ReadError::OutOfBounds); |
3455 | | }; |
3456 | 6 | Ok(Self { data }) |
3457 | 6 | } |
3458 | | } |
3459 | | |
3460 | | /// The fields at the start of the table, which are read directly. |
3461 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3462 | | #[repr(C, packed)] |
3463 | | #[doc(hidden)] |
3464 | | pub struct Affine2x3FixedHeader { |
3465 | | pub xx: BigEndian<Fixed>, |
3466 | | pub yx: BigEndian<Fixed>, |
3467 | | pub xy: BigEndian<Fixed>, |
3468 | | pub yy: BigEndian<Fixed>, |
3469 | | pub dx: BigEndian<Fixed>, |
3470 | | pub dy: BigEndian<Fixed>, |
3471 | | } |
3472 | | |
3473 | | #[allow(clippy::absurd_extreme_comparisons)] |
3474 | | const _: () = assert!(std::mem::size_of::<Affine2x3FixedHeader>() <= Affine2x3::MIN_SIZE); |
3475 | | |
3476 | | /// [Affine2x3](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-12-and-13-painttransform-paintvartransform) record |
3477 | | #[derive(Clone)] |
3478 | | pub struct Affine2x3<'a> { |
3479 | | data: TableDataRef<'a, Affine2x3FixedHeader>, |
3480 | | } |
3481 | | |
3482 | | #[allow(clippy::needless_lifetimes)] |
3483 | | impl<'a> Affine2x3<'a> { |
3484 | | pub const MIN_SIZE: usize = (Fixed::RAW_BYTE_LEN |
3485 | | + Fixed::RAW_BYTE_LEN |
3486 | | + Fixed::RAW_BYTE_LEN |
3487 | | + Fixed::RAW_BYTE_LEN |
3488 | | + Fixed::RAW_BYTE_LEN |
3489 | | + Fixed::RAW_BYTE_LEN); |
3490 | | basic_table_impls!(impl_the_methods); |
3491 | | |
3492 | | /// x-component of transformed x-basis vector. |
3493 | 0 | pub fn xx(&self) -> Fixed { |
3494 | 0 | self.data.header().xx.get() |
3495 | 0 | } |
3496 | | |
3497 | | /// y-component of transformed x-basis vector. |
3498 | 0 | pub fn yx(&self) -> Fixed { |
3499 | 0 | self.data.header().yx.get() |
3500 | 0 | } |
3501 | | |
3502 | | /// x-component of transformed y-basis vector. |
3503 | 0 | pub fn xy(&self) -> Fixed { |
3504 | 0 | self.data.header().xy.get() |
3505 | 0 | } |
3506 | | |
3507 | | /// y-component of transformed y-basis vector. |
3508 | 0 | pub fn yy(&self) -> Fixed { |
3509 | 0 | self.data.header().yy.get() |
3510 | 0 | } |
3511 | | |
3512 | | /// Translation in x direction. |
3513 | 0 | pub fn dx(&self) -> Fixed { |
3514 | 0 | self.data.header().dx.get() |
3515 | 0 | } |
3516 | | |
3517 | | /// Translation in y direction. |
3518 | 0 | pub fn dy(&self) -> Fixed { |
3519 | 0 | self.data.header().dy.get() |
3520 | 0 | } |
3521 | | |
3522 | 0 | pub fn xx_byte_range(&self) -> Range<usize> { |
3523 | 0 | let start = 0; |
3524 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3525 | 0 | start..end |
3526 | 0 | } |
3527 | | |
3528 | 0 | pub fn yx_byte_range(&self) -> Range<usize> { |
3529 | 0 | let start = self.xx_byte_range().end; |
3530 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3531 | 0 | start..end |
3532 | 0 | } |
3533 | | |
3534 | 0 | pub fn xy_byte_range(&self) -> Range<usize> { |
3535 | 0 | let start = self.yx_byte_range().end; |
3536 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3537 | 0 | start..end |
3538 | 0 | } |
3539 | | |
3540 | 0 | pub fn yy_byte_range(&self) -> Range<usize> { |
3541 | 0 | let start = self.xy_byte_range().end; |
3542 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3543 | 0 | start..end |
3544 | 0 | } |
3545 | | |
3546 | 0 | pub fn dx_byte_range(&self) -> Range<usize> { |
3547 | 0 | let start = self.yy_byte_range().end; |
3548 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3549 | 0 | start..end |
3550 | 0 | } |
3551 | | |
3552 | 0 | pub fn dy_byte_range(&self) -> Range<usize> { |
3553 | 0 | let start = self.dx_byte_range().end; |
3554 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3555 | 0 | start..end |
3556 | 0 | } |
3557 | | } |
3558 | | |
3559 | | const _: () = assert!(FontData::default_data_long_enough(Affine2x3::MIN_SIZE)); |
3560 | | |
3561 | | impl Default for Affine2x3<'_> { |
3562 | 0 | fn default() -> Self { |
3563 | | Self { |
3564 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
3565 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
3566 | | } |
3567 | 0 | } |
3568 | | } |
3569 | | |
3570 | | impl<'a> MinByteRange<'a> for VarAffine2x3<'a> { |
3571 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3572 | 0 | 0..self.var_index_base_byte_range().end |
3573 | 0 | } |
3574 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3575 | 0 | let range = self.min_byte_range(); |
3576 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3577 | 0 | } |
3578 | | } |
3579 | | |
3580 | | impl ReadArgs for VarAffine2x3<'_> { |
3581 | | type Args = (); |
3582 | | } |
3583 | | |
3584 | | impl<'a> FontRead<'a> for VarAffine2x3<'a> { |
3585 | 0 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3586 | | #[allow(clippy::absurd_extreme_comparisons)] |
3587 | 0 | if data.len() < Self::MIN_SIZE { |
3588 | 0 | return Err(ReadError::OutOfBounds); |
3589 | 0 | } |
3590 | 0 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3591 | 0 | return Err(ReadError::OutOfBounds); |
3592 | | }; |
3593 | 0 | Ok(Self { data }) |
3594 | 0 | } |
3595 | | } |
3596 | | |
3597 | | /// The fields at the start of the table, which are read directly. |
3598 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3599 | | #[repr(C, packed)] |
3600 | | #[doc(hidden)] |
3601 | | pub struct VarAffine2x3FixedHeader { |
3602 | | pub xx: BigEndian<Fixed>, |
3603 | | pub yx: BigEndian<Fixed>, |
3604 | | pub xy: BigEndian<Fixed>, |
3605 | | pub yy: BigEndian<Fixed>, |
3606 | | pub dx: BigEndian<Fixed>, |
3607 | | pub dy: BigEndian<Fixed>, |
3608 | | pub var_index_base: BigEndian<u32>, |
3609 | | } |
3610 | | |
3611 | | #[allow(clippy::absurd_extreme_comparisons)] |
3612 | | const _: () = assert!(std::mem::size_of::<VarAffine2x3FixedHeader>() <= VarAffine2x3::MIN_SIZE); |
3613 | | |
3614 | | /// [VarAffine2x3](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-12-and-13-painttransform-paintvartransform) record |
3615 | | #[derive(Clone)] |
3616 | | pub struct VarAffine2x3<'a> { |
3617 | | data: TableDataRef<'a, VarAffine2x3FixedHeader>, |
3618 | | } |
3619 | | |
3620 | | #[allow(clippy::needless_lifetimes)] |
3621 | | impl<'a> VarAffine2x3<'a> { |
3622 | | pub const MIN_SIZE: usize = (Fixed::RAW_BYTE_LEN |
3623 | | + Fixed::RAW_BYTE_LEN |
3624 | | + Fixed::RAW_BYTE_LEN |
3625 | | + Fixed::RAW_BYTE_LEN |
3626 | | + Fixed::RAW_BYTE_LEN |
3627 | | + Fixed::RAW_BYTE_LEN |
3628 | | + u32::RAW_BYTE_LEN); |
3629 | | basic_table_impls!(impl_the_methods); |
3630 | | |
3631 | | /// x-component of transformed x-basis vector. For variation, use |
3632 | | /// varIndexBase + 0. |
3633 | 0 | pub fn xx(&self) -> Fixed { |
3634 | 0 | self.data.header().xx.get() |
3635 | 0 | } |
3636 | | |
3637 | | /// y-component of transformed x-basis vector. For variation, use |
3638 | | /// varIndexBase + 1. |
3639 | 0 | pub fn yx(&self) -> Fixed { |
3640 | 0 | self.data.header().yx.get() |
3641 | 0 | } |
3642 | | |
3643 | | /// x-component of transformed y-basis vector. For variation, use |
3644 | | /// varIndexBase + 2. |
3645 | 0 | pub fn xy(&self) -> Fixed { |
3646 | 0 | self.data.header().xy.get() |
3647 | 0 | } |
3648 | | |
3649 | | /// y-component of transformed y-basis vector. For variation, use |
3650 | | /// varIndexBase + 3. |
3651 | 0 | pub fn yy(&self) -> Fixed { |
3652 | 0 | self.data.header().yy.get() |
3653 | 0 | } |
3654 | | |
3655 | | /// Translation in x direction. For variation, use varIndexBase + 4. |
3656 | 0 | pub fn dx(&self) -> Fixed { |
3657 | 0 | self.data.header().dx.get() |
3658 | 0 | } |
3659 | | |
3660 | | /// Translation in y direction. For variation, use varIndexBase + 5. |
3661 | 0 | pub fn dy(&self) -> Fixed { |
3662 | 0 | self.data.header().dy.get() |
3663 | 0 | } |
3664 | | |
3665 | | /// Base index into DeltaSetIndexMap. |
3666 | 0 | pub fn var_index_base(&self) -> u32 { |
3667 | 0 | self.data.header().var_index_base.get() |
3668 | 0 | } |
3669 | | |
3670 | 0 | pub fn xx_byte_range(&self) -> Range<usize> { |
3671 | 0 | let start = 0; |
3672 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3673 | 0 | start..end |
3674 | 0 | } |
3675 | | |
3676 | 0 | pub fn yx_byte_range(&self) -> Range<usize> { |
3677 | 0 | let start = self.xx_byte_range().end; |
3678 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3679 | 0 | start..end |
3680 | 0 | } |
3681 | | |
3682 | 0 | pub fn xy_byte_range(&self) -> Range<usize> { |
3683 | 0 | let start = self.yx_byte_range().end; |
3684 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3685 | 0 | start..end |
3686 | 0 | } |
3687 | | |
3688 | 0 | pub fn yy_byte_range(&self) -> Range<usize> { |
3689 | 0 | let start = self.xy_byte_range().end; |
3690 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3691 | 0 | start..end |
3692 | 0 | } |
3693 | | |
3694 | 0 | pub fn dx_byte_range(&self) -> Range<usize> { |
3695 | 0 | let start = self.yy_byte_range().end; |
3696 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3697 | 0 | start..end |
3698 | 0 | } |
3699 | | |
3700 | 0 | pub fn dy_byte_range(&self) -> Range<usize> { |
3701 | 0 | let start = self.dx_byte_range().end; |
3702 | 0 | let end = start + Fixed::RAW_BYTE_LEN; |
3703 | 0 | start..end |
3704 | 0 | } |
3705 | | |
3706 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
3707 | 0 | let start = self.dy_byte_range().end; |
3708 | 0 | let end = start + u32::RAW_BYTE_LEN; |
3709 | 0 | start..end |
3710 | 0 | } |
3711 | | } |
3712 | | |
3713 | | const _: () = assert!(FontData::default_data_long_enough(VarAffine2x3::MIN_SIZE)); |
3714 | | |
3715 | | impl Default for VarAffine2x3<'_> { |
3716 | 0 | fn default() -> Self { |
3717 | | Self { |
3718 | 0 | data: TableDataRef::new(FontData::default_table_data().as_bytes()) |
3719 | 0 | .unwrap_or_else(|| unreachable!("the default data covers MIN_SIZE")), |
3720 | | } |
3721 | 0 | } |
3722 | | } |
3723 | | |
3724 | | impl Format<u8> for PaintTranslate<'_> { |
3725 | | const FORMAT: u8 = 14; |
3726 | | } |
3727 | | |
3728 | | impl<'a> MinByteRange<'a> for PaintTranslate<'a> { |
3729 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3730 | 0 | 0..self.dy_byte_range().end |
3731 | 0 | } |
3732 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3733 | 0 | let range = self.min_byte_range(); |
3734 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3735 | 0 | } |
3736 | | } |
3737 | | |
3738 | | impl ReadArgs for PaintTranslate<'_> { |
3739 | | type Args = (); |
3740 | | } |
3741 | | |
3742 | | impl<'a> FontRead<'a> for PaintTranslate<'a> { |
3743 | 18 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3744 | | #[allow(clippy::absurd_extreme_comparisons)] |
3745 | 18 | if data.len() < Self::MIN_SIZE { |
3746 | 3 | return Err(ReadError::OutOfBounds); |
3747 | 15 | } |
3748 | 15 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3749 | 0 | return Err(ReadError::OutOfBounds); |
3750 | | }; |
3751 | 15 | Ok(Self { data }) |
3752 | 18 | } |
3753 | | } |
3754 | | |
3755 | | /// The fields at the start of the table, which are read directly. |
3756 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3757 | | #[repr(C, packed)] |
3758 | | #[doc(hidden)] |
3759 | | pub struct PaintTranslateFixedHeader { |
3760 | | pub format: u8, |
3761 | | pub paint_offset: BigEndian<Offset24>, |
3762 | | pub dx: BigEndian<FWord>, |
3763 | | pub dy: BigEndian<FWord>, |
3764 | | } |
3765 | | |
3766 | | #[allow(clippy::absurd_extreme_comparisons)] |
3767 | | const _: () = assert!(std::mem::size_of::<PaintTranslateFixedHeader>() <= PaintTranslate::MIN_SIZE); |
3768 | | |
3769 | | /// [PaintTranslate](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-14-and-15-painttranslate-paintvartranslate) table |
3770 | | #[derive(Clone)] |
3771 | | pub struct PaintTranslate<'a> { |
3772 | | data: TableDataRef<'a, PaintTranslateFixedHeader>, |
3773 | | } |
3774 | | |
3775 | | #[allow(clippy::needless_lifetimes)] |
3776 | | impl<'a> PaintTranslate<'a> { |
3777 | | pub const MIN_SIZE: usize = |
3778 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + FWord::RAW_BYTE_LEN + FWord::RAW_BYTE_LEN); |
3779 | | basic_table_impls!(impl_the_methods); |
3780 | | |
3781 | | /// Set to 14. |
3782 | 0 | pub fn format(&self) -> u8 { |
3783 | 0 | self.data.header().format |
3784 | 0 | } |
3785 | | |
3786 | | /// Offset to a Paint subtable. |
3787 | 15 | pub fn paint_offset(&self) -> Offset24 { |
3788 | 15 | self.data.header().paint_offset.get() |
3789 | 15 | } |
3790 | | |
3791 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3792 | 15 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3793 | 15 | let data = self.offset_data(); |
3794 | 15 | self.paint_offset().resolve(data) |
3795 | 15 | } |
3796 | | |
3797 | | /// Translation in x direction. |
3798 | 15 | pub fn dx(&self) -> FWord { |
3799 | 15 | self.data.header().dx.get() |
3800 | 15 | } |
3801 | | |
3802 | | /// Translation in y direction. |
3803 | 15 | pub fn dy(&self) -> FWord { |
3804 | 15 | self.data.header().dy.get() |
3805 | 15 | } |
3806 | | |
3807 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3808 | 0 | let start = 0; |
3809 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3810 | 0 | start..end |
3811 | 0 | } |
3812 | | |
3813 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3814 | 0 | let start = self.format_byte_range().end; |
3815 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3816 | 0 | start..end |
3817 | 0 | } |
3818 | | |
3819 | 0 | pub fn dx_byte_range(&self) -> Range<usize> { |
3820 | 0 | let start = self.paint_offset_byte_range().end; |
3821 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
3822 | 0 | start..end |
3823 | 0 | } |
3824 | | |
3825 | 0 | pub fn dy_byte_range(&self) -> Range<usize> { |
3826 | 0 | let start = self.dx_byte_range().end; |
3827 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
3828 | 0 | start..end |
3829 | 0 | } |
3830 | | } |
3831 | | |
3832 | | impl Format<u8> for PaintVarTranslate<'_> { |
3833 | | const FORMAT: u8 = 15; |
3834 | | } |
3835 | | |
3836 | | impl<'a> MinByteRange<'a> for PaintVarTranslate<'a> { |
3837 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3838 | 0 | 0..self.var_index_base_byte_range().end |
3839 | 0 | } |
3840 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3841 | 0 | let range = self.min_byte_range(); |
3842 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3843 | 0 | } |
3844 | | } |
3845 | | |
3846 | | impl ReadArgs for PaintVarTranslate<'_> { |
3847 | | type Args = (); |
3848 | | } |
3849 | | |
3850 | | impl<'a> FontRead<'a> for PaintVarTranslate<'a> { |
3851 | 3 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3852 | | #[allow(clippy::absurd_extreme_comparisons)] |
3853 | 3 | if data.len() < Self::MIN_SIZE { |
3854 | 0 | return Err(ReadError::OutOfBounds); |
3855 | 3 | } |
3856 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3857 | 0 | return Err(ReadError::OutOfBounds); |
3858 | | }; |
3859 | 3 | Ok(Self { data }) |
3860 | 3 | } |
3861 | | } |
3862 | | |
3863 | | /// The fields at the start of the table, which are read directly. |
3864 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3865 | | #[repr(C, packed)] |
3866 | | #[doc(hidden)] |
3867 | | pub struct PaintVarTranslateFixedHeader { |
3868 | | pub format: u8, |
3869 | | pub paint_offset: BigEndian<Offset24>, |
3870 | | pub dx: BigEndian<FWord>, |
3871 | | pub dy: BigEndian<FWord>, |
3872 | | pub var_index_base: BigEndian<u32>, |
3873 | | } |
3874 | | |
3875 | | #[allow(clippy::absurd_extreme_comparisons)] |
3876 | | const _: () = |
3877 | | assert!(std::mem::size_of::<PaintVarTranslateFixedHeader>() <= PaintVarTranslate::MIN_SIZE); |
3878 | | |
3879 | | /// [PaintVarTranslate](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-14-and-15-painttranslate-paintvartranslate) table |
3880 | | #[derive(Clone)] |
3881 | | pub struct PaintVarTranslate<'a> { |
3882 | | data: TableDataRef<'a, PaintVarTranslateFixedHeader>, |
3883 | | } |
3884 | | |
3885 | | #[allow(clippy::needless_lifetimes)] |
3886 | | impl<'a> PaintVarTranslate<'a> { |
3887 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
3888 | | + Offset24::RAW_BYTE_LEN |
3889 | | + FWord::RAW_BYTE_LEN |
3890 | | + FWord::RAW_BYTE_LEN |
3891 | | + u32::RAW_BYTE_LEN); |
3892 | | basic_table_impls!(impl_the_methods); |
3893 | | |
3894 | | /// Set to 15. |
3895 | 0 | pub fn format(&self) -> u8 { |
3896 | 0 | self.data.header().format |
3897 | 0 | } |
3898 | | |
3899 | | /// Offset to a Paint subtable. |
3900 | 3 | pub fn paint_offset(&self) -> Offset24 { |
3901 | 3 | self.data.header().paint_offset.get() |
3902 | 3 | } |
3903 | | |
3904 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
3905 | 3 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
3906 | 3 | let data = self.offset_data(); |
3907 | 3 | self.paint_offset().resolve(data) |
3908 | 3 | } |
3909 | | |
3910 | | /// Translation in x direction. For variation, use varIndexBase + 0. |
3911 | 3 | pub fn dx(&self) -> FWord { |
3912 | 3 | self.data.header().dx.get() |
3913 | 3 | } |
3914 | | |
3915 | | /// Translation in y direction. For variation, use varIndexBase + 1. |
3916 | 3 | pub fn dy(&self) -> FWord { |
3917 | 3 | self.data.header().dy.get() |
3918 | 3 | } |
3919 | | |
3920 | | /// Base index into DeltaSetIndexMap. |
3921 | 3 | pub fn var_index_base(&self) -> u32 { |
3922 | 3 | self.data.header().var_index_base.get() |
3923 | 3 | } |
3924 | | |
3925 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
3926 | 0 | let start = 0; |
3927 | 0 | let end = start + u8::RAW_BYTE_LEN; |
3928 | 0 | start..end |
3929 | 0 | } |
3930 | | |
3931 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
3932 | 0 | let start = self.format_byte_range().end; |
3933 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
3934 | 0 | start..end |
3935 | 0 | } |
3936 | | |
3937 | 0 | pub fn dx_byte_range(&self) -> Range<usize> { |
3938 | 0 | let start = self.paint_offset_byte_range().end; |
3939 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
3940 | 0 | start..end |
3941 | 0 | } |
3942 | | |
3943 | 0 | pub fn dy_byte_range(&self) -> Range<usize> { |
3944 | 0 | let start = self.dx_byte_range().end; |
3945 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
3946 | 0 | start..end |
3947 | 0 | } |
3948 | | |
3949 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
3950 | 0 | let start = self.dy_byte_range().end; |
3951 | 0 | let end = start + u32::RAW_BYTE_LEN; |
3952 | 0 | start..end |
3953 | 0 | } |
3954 | | } |
3955 | | |
3956 | | impl Format<u8> for PaintScale<'_> { |
3957 | | const FORMAT: u8 = 16; |
3958 | | } |
3959 | | |
3960 | | impl<'a> MinByteRange<'a> for PaintScale<'a> { |
3961 | 0 | fn min_byte_range(&self) -> Range<usize> { |
3962 | 0 | 0..self.scale_y_byte_range().end |
3963 | 0 | } |
3964 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
3965 | 0 | let range = self.min_byte_range(); |
3966 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
3967 | 0 | } |
3968 | | } |
3969 | | |
3970 | | impl ReadArgs for PaintScale<'_> { |
3971 | | type Args = (); |
3972 | | } |
3973 | | |
3974 | | impl<'a> FontRead<'a> for PaintScale<'a> { |
3975 | 14 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
3976 | | #[allow(clippy::absurd_extreme_comparisons)] |
3977 | 14 | if data.len() < Self::MIN_SIZE { |
3978 | 3 | return Err(ReadError::OutOfBounds); |
3979 | 11 | } |
3980 | 11 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
3981 | 0 | return Err(ReadError::OutOfBounds); |
3982 | | }; |
3983 | 11 | Ok(Self { data }) |
3984 | 14 | } |
3985 | | } |
3986 | | |
3987 | | /// The fields at the start of the table, which are read directly. |
3988 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
3989 | | #[repr(C, packed)] |
3990 | | #[doc(hidden)] |
3991 | | pub struct PaintScaleFixedHeader { |
3992 | | pub format: u8, |
3993 | | pub paint_offset: BigEndian<Offset24>, |
3994 | | pub scale_x: BigEndian<F2Dot14>, |
3995 | | pub scale_y: BigEndian<F2Dot14>, |
3996 | | } |
3997 | | |
3998 | | #[allow(clippy::absurd_extreme_comparisons)] |
3999 | | const _: () = assert!(std::mem::size_of::<PaintScaleFixedHeader>() <= PaintScale::MIN_SIZE); |
4000 | | |
4001 | | /// [PaintScale](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4002 | | #[derive(Clone)] |
4003 | | pub struct PaintScale<'a> { |
4004 | | data: TableDataRef<'a, PaintScaleFixedHeader>, |
4005 | | } |
4006 | | |
4007 | | #[allow(clippy::needless_lifetimes)] |
4008 | | impl<'a> PaintScale<'a> { |
4009 | | pub const MIN_SIZE: usize = |
4010 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN); |
4011 | | basic_table_impls!(impl_the_methods); |
4012 | | |
4013 | | /// Set to 16. |
4014 | 0 | pub fn format(&self) -> u8 { |
4015 | 0 | self.data.header().format |
4016 | 0 | } |
4017 | | |
4018 | | /// Offset to a Paint subtable. |
4019 | 11 | pub fn paint_offset(&self) -> Offset24 { |
4020 | 11 | self.data.header().paint_offset.get() |
4021 | 11 | } |
4022 | | |
4023 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4024 | 11 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4025 | 11 | let data = self.offset_data(); |
4026 | 11 | self.paint_offset().resolve(data) |
4027 | 11 | } |
4028 | | |
4029 | | /// Scale factor in x direction. |
4030 | 11 | pub fn scale_x(&self) -> F2Dot14 { |
4031 | 11 | self.data.header().scale_x.get() |
4032 | 11 | } |
4033 | | |
4034 | | /// Scale factor in y direction. |
4035 | 11 | pub fn scale_y(&self) -> F2Dot14 { |
4036 | 11 | self.data.header().scale_y.get() |
4037 | 11 | } |
4038 | | |
4039 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4040 | 0 | let start = 0; |
4041 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4042 | 0 | start..end |
4043 | 0 | } |
4044 | | |
4045 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4046 | 0 | let start = self.format_byte_range().end; |
4047 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4048 | 0 | start..end |
4049 | 0 | } |
4050 | | |
4051 | 0 | pub fn scale_x_byte_range(&self) -> Range<usize> { |
4052 | 0 | let start = self.paint_offset_byte_range().end; |
4053 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4054 | 0 | start..end |
4055 | 0 | } |
4056 | | |
4057 | 0 | pub fn scale_y_byte_range(&self) -> Range<usize> { |
4058 | 0 | let start = self.scale_x_byte_range().end; |
4059 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4060 | 0 | start..end |
4061 | 0 | } |
4062 | | } |
4063 | | |
4064 | | impl Format<u8> for PaintVarScale<'_> { |
4065 | | const FORMAT: u8 = 17; |
4066 | | } |
4067 | | |
4068 | | impl<'a> MinByteRange<'a> for PaintVarScale<'a> { |
4069 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4070 | 0 | 0..self.var_index_base_byte_range().end |
4071 | 0 | } |
4072 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4073 | 0 | let range = self.min_byte_range(); |
4074 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4075 | 0 | } |
4076 | | } |
4077 | | |
4078 | | impl ReadArgs for PaintVarScale<'_> { |
4079 | | type Args = (); |
4080 | | } |
4081 | | |
4082 | | impl<'a> FontRead<'a> for PaintVarScale<'a> { |
4083 | 12 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4084 | | #[allow(clippy::absurd_extreme_comparisons)] |
4085 | 12 | if data.len() < Self::MIN_SIZE { |
4086 | 1 | return Err(ReadError::OutOfBounds); |
4087 | 11 | } |
4088 | 11 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4089 | 0 | return Err(ReadError::OutOfBounds); |
4090 | | }; |
4091 | 11 | Ok(Self { data }) |
4092 | 12 | } |
4093 | | } |
4094 | | |
4095 | | /// The fields at the start of the table, which are read directly. |
4096 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4097 | | #[repr(C, packed)] |
4098 | | #[doc(hidden)] |
4099 | | pub struct PaintVarScaleFixedHeader { |
4100 | | pub format: u8, |
4101 | | pub paint_offset: BigEndian<Offset24>, |
4102 | | pub scale_x: BigEndian<F2Dot14>, |
4103 | | pub scale_y: BigEndian<F2Dot14>, |
4104 | | pub var_index_base: BigEndian<u32>, |
4105 | | } |
4106 | | |
4107 | | #[allow(clippy::absurd_extreme_comparisons)] |
4108 | | const _: () = assert!(std::mem::size_of::<PaintVarScaleFixedHeader>() <= PaintVarScale::MIN_SIZE); |
4109 | | |
4110 | | /// [PaintVarScale](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4111 | | #[derive(Clone)] |
4112 | | pub struct PaintVarScale<'a> { |
4113 | | data: TableDataRef<'a, PaintVarScaleFixedHeader>, |
4114 | | } |
4115 | | |
4116 | | #[allow(clippy::needless_lifetimes)] |
4117 | | impl<'a> PaintVarScale<'a> { |
4118 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
4119 | | + Offset24::RAW_BYTE_LEN |
4120 | | + F2Dot14::RAW_BYTE_LEN |
4121 | | + F2Dot14::RAW_BYTE_LEN |
4122 | | + u32::RAW_BYTE_LEN); |
4123 | | basic_table_impls!(impl_the_methods); |
4124 | | |
4125 | | /// Set to 17. |
4126 | 0 | pub fn format(&self) -> u8 { |
4127 | 0 | self.data.header().format |
4128 | 0 | } |
4129 | | |
4130 | | /// Offset to a Paint subtable. |
4131 | 11 | pub fn paint_offset(&self) -> Offset24 { |
4132 | 11 | self.data.header().paint_offset.get() |
4133 | 11 | } |
4134 | | |
4135 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4136 | 11 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4137 | 11 | let data = self.offset_data(); |
4138 | 11 | self.paint_offset().resolve(data) |
4139 | 11 | } |
4140 | | |
4141 | | /// Scale factor in x direction. For variation, use varIndexBase + |
4142 | | /// 0. |
4143 | 11 | pub fn scale_x(&self) -> F2Dot14 { |
4144 | 11 | self.data.header().scale_x.get() |
4145 | 11 | } |
4146 | | |
4147 | | /// Scale factor in y direction. For variation, use varIndexBase + |
4148 | | /// 1. |
4149 | 11 | pub fn scale_y(&self) -> F2Dot14 { |
4150 | 11 | self.data.header().scale_y.get() |
4151 | 11 | } |
4152 | | |
4153 | | /// Base index into DeltaSetIndexMap. |
4154 | 11 | pub fn var_index_base(&self) -> u32 { |
4155 | 11 | self.data.header().var_index_base.get() |
4156 | 11 | } |
4157 | | |
4158 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4159 | 0 | let start = 0; |
4160 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4161 | 0 | start..end |
4162 | 0 | } |
4163 | | |
4164 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4165 | 0 | let start = self.format_byte_range().end; |
4166 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4167 | 0 | start..end |
4168 | 0 | } |
4169 | | |
4170 | 0 | pub fn scale_x_byte_range(&self) -> Range<usize> { |
4171 | 0 | let start = self.paint_offset_byte_range().end; |
4172 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4173 | 0 | start..end |
4174 | 0 | } |
4175 | | |
4176 | 0 | pub fn scale_y_byte_range(&self) -> Range<usize> { |
4177 | 0 | let start = self.scale_x_byte_range().end; |
4178 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4179 | 0 | start..end |
4180 | 0 | } |
4181 | | |
4182 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
4183 | 0 | let start = self.scale_y_byte_range().end; |
4184 | 0 | let end = start + u32::RAW_BYTE_LEN; |
4185 | 0 | start..end |
4186 | 0 | } |
4187 | | } |
4188 | | |
4189 | | impl Format<u8> for PaintScaleAroundCenter<'_> { |
4190 | | const FORMAT: u8 = 18; |
4191 | | } |
4192 | | |
4193 | | impl<'a> MinByteRange<'a> for PaintScaleAroundCenter<'a> { |
4194 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4195 | 0 | 0..self.center_y_byte_range().end |
4196 | 0 | } |
4197 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4198 | 0 | let range = self.min_byte_range(); |
4199 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4200 | 0 | } |
4201 | | } |
4202 | | |
4203 | | impl ReadArgs for PaintScaleAroundCenter<'_> { |
4204 | | type Args = (); |
4205 | | } |
4206 | | |
4207 | | impl<'a> FontRead<'a> for PaintScaleAroundCenter<'a> { |
4208 | 4 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4209 | | #[allow(clippy::absurd_extreme_comparisons)] |
4210 | 4 | if data.len() < Self::MIN_SIZE { |
4211 | 0 | return Err(ReadError::OutOfBounds); |
4212 | 4 | } |
4213 | 4 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4214 | 0 | return Err(ReadError::OutOfBounds); |
4215 | | }; |
4216 | 4 | Ok(Self { data }) |
4217 | 4 | } |
4218 | | } |
4219 | | |
4220 | | /// The fields at the start of the table, which are read directly. |
4221 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4222 | | #[repr(C, packed)] |
4223 | | #[doc(hidden)] |
4224 | | pub struct PaintScaleAroundCenterFixedHeader { |
4225 | | pub format: u8, |
4226 | | pub paint_offset: BigEndian<Offset24>, |
4227 | | pub scale_x: BigEndian<F2Dot14>, |
4228 | | pub scale_y: BigEndian<F2Dot14>, |
4229 | | pub center_x: BigEndian<FWord>, |
4230 | | pub center_y: BigEndian<FWord>, |
4231 | | } |
4232 | | |
4233 | | #[allow(clippy::absurd_extreme_comparisons)] |
4234 | | const _: () = assert!( |
4235 | | std::mem::size_of::<PaintScaleAroundCenterFixedHeader>() <= PaintScaleAroundCenter::MIN_SIZE |
4236 | | ); |
4237 | | |
4238 | | /// [PaintScaleAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4239 | | #[derive(Clone)] |
4240 | | pub struct PaintScaleAroundCenter<'a> { |
4241 | | data: TableDataRef<'a, PaintScaleAroundCenterFixedHeader>, |
4242 | | } |
4243 | | |
4244 | | #[allow(clippy::needless_lifetimes)] |
4245 | | impl<'a> PaintScaleAroundCenter<'a> { |
4246 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
4247 | | + Offset24::RAW_BYTE_LEN |
4248 | | + F2Dot14::RAW_BYTE_LEN |
4249 | | + F2Dot14::RAW_BYTE_LEN |
4250 | | + FWord::RAW_BYTE_LEN |
4251 | | + FWord::RAW_BYTE_LEN); |
4252 | | basic_table_impls!(impl_the_methods); |
4253 | | |
4254 | | /// Set to 18. |
4255 | 0 | pub fn format(&self) -> u8 { |
4256 | 0 | self.data.header().format |
4257 | 0 | } |
4258 | | |
4259 | | /// Offset to a Paint subtable. |
4260 | 4 | pub fn paint_offset(&self) -> Offset24 { |
4261 | 4 | self.data.header().paint_offset.get() |
4262 | 4 | } |
4263 | | |
4264 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4265 | 4 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4266 | 4 | let data = self.offset_data(); |
4267 | 4 | self.paint_offset().resolve(data) |
4268 | 4 | } |
4269 | | |
4270 | | /// Scale factor in x direction. |
4271 | 4 | pub fn scale_x(&self) -> F2Dot14 { |
4272 | 4 | self.data.header().scale_x.get() |
4273 | 4 | } |
4274 | | |
4275 | | /// Scale factor in y direction. |
4276 | 4 | pub fn scale_y(&self) -> F2Dot14 { |
4277 | 4 | self.data.header().scale_y.get() |
4278 | 4 | } |
4279 | | |
4280 | | /// x coordinate for the center of scaling. |
4281 | 4 | pub fn center_x(&self) -> FWord { |
4282 | 4 | self.data.header().center_x.get() |
4283 | 4 | } |
4284 | | |
4285 | | /// y coordinate for the center of scaling. |
4286 | 4 | pub fn center_y(&self) -> FWord { |
4287 | 4 | self.data.header().center_y.get() |
4288 | 4 | } |
4289 | | |
4290 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4291 | 0 | let start = 0; |
4292 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4293 | 0 | start..end |
4294 | 0 | } |
4295 | | |
4296 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4297 | 0 | let start = self.format_byte_range().end; |
4298 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4299 | 0 | start..end |
4300 | 0 | } |
4301 | | |
4302 | 0 | pub fn scale_x_byte_range(&self) -> Range<usize> { |
4303 | 0 | let start = self.paint_offset_byte_range().end; |
4304 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4305 | 0 | start..end |
4306 | 0 | } |
4307 | | |
4308 | 0 | pub fn scale_y_byte_range(&self) -> Range<usize> { |
4309 | 0 | let start = self.scale_x_byte_range().end; |
4310 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4311 | 0 | start..end |
4312 | 0 | } |
4313 | | |
4314 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
4315 | 0 | let start = self.scale_y_byte_range().end; |
4316 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4317 | 0 | start..end |
4318 | 0 | } |
4319 | | |
4320 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
4321 | 0 | let start = self.center_x_byte_range().end; |
4322 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4323 | 0 | start..end |
4324 | 0 | } |
4325 | | } |
4326 | | |
4327 | | impl Format<u8> for PaintVarScaleAroundCenter<'_> { |
4328 | | const FORMAT: u8 = 19; |
4329 | | } |
4330 | | |
4331 | | impl<'a> MinByteRange<'a> for PaintVarScaleAroundCenter<'a> { |
4332 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4333 | 0 | 0..self.var_index_base_byte_range().end |
4334 | 0 | } |
4335 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4336 | 0 | let range = self.min_byte_range(); |
4337 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4338 | 0 | } |
4339 | | } |
4340 | | |
4341 | | impl ReadArgs for PaintVarScaleAroundCenter<'_> { |
4342 | | type Args = (); |
4343 | | } |
4344 | | |
4345 | | impl<'a> FontRead<'a> for PaintVarScaleAroundCenter<'a> { |
4346 | 0 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4347 | | #[allow(clippy::absurd_extreme_comparisons)] |
4348 | 0 | if data.len() < Self::MIN_SIZE { |
4349 | 0 | return Err(ReadError::OutOfBounds); |
4350 | 0 | } |
4351 | 0 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4352 | 0 | return Err(ReadError::OutOfBounds); |
4353 | | }; |
4354 | 0 | Ok(Self { data }) |
4355 | 0 | } |
4356 | | } |
4357 | | |
4358 | | /// The fields at the start of the table, which are read directly. |
4359 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4360 | | #[repr(C, packed)] |
4361 | | #[doc(hidden)] |
4362 | | pub struct PaintVarScaleAroundCenterFixedHeader { |
4363 | | pub format: u8, |
4364 | | pub paint_offset: BigEndian<Offset24>, |
4365 | | pub scale_x: BigEndian<F2Dot14>, |
4366 | | pub scale_y: BigEndian<F2Dot14>, |
4367 | | pub center_x: BigEndian<FWord>, |
4368 | | pub center_y: BigEndian<FWord>, |
4369 | | pub var_index_base: BigEndian<u32>, |
4370 | | } |
4371 | | |
4372 | | #[allow(clippy::absurd_extreme_comparisons)] |
4373 | | const _: () = assert!( |
4374 | | std::mem::size_of::<PaintVarScaleAroundCenterFixedHeader>() |
4375 | | <= PaintVarScaleAroundCenter::MIN_SIZE |
4376 | | ); |
4377 | | |
4378 | | /// [PaintVarScaleAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4379 | | #[derive(Clone)] |
4380 | | pub struct PaintVarScaleAroundCenter<'a> { |
4381 | | data: TableDataRef<'a, PaintVarScaleAroundCenterFixedHeader>, |
4382 | | } |
4383 | | |
4384 | | #[allow(clippy::needless_lifetimes)] |
4385 | | impl<'a> PaintVarScaleAroundCenter<'a> { |
4386 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
4387 | | + Offset24::RAW_BYTE_LEN |
4388 | | + F2Dot14::RAW_BYTE_LEN |
4389 | | + F2Dot14::RAW_BYTE_LEN |
4390 | | + FWord::RAW_BYTE_LEN |
4391 | | + FWord::RAW_BYTE_LEN |
4392 | | + u32::RAW_BYTE_LEN); |
4393 | | basic_table_impls!(impl_the_methods); |
4394 | | |
4395 | | /// Set to 19. |
4396 | 0 | pub fn format(&self) -> u8 { |
4397 | 0 | self.data.header().format |
4398 | 0 | } |
4399 | | |
4400 | | /// Offset to a Paint subtable. |
4401 | 0 | pub fn paint_offset(&self) -> Offset24 { |
4402 | 0 | self.data.header().paint_offset.get() |
4403 | 0 | } |
4404 | | |
4405 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4406 | 0 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4407 | 0 | let data = self.offset_data(); |
4408 | 0 | self.paint_offset().resolve(data) |
4409 | 0 | } |
4410 | | |
4411 | | /// Scale factor in x direction. For variation, use varIndexBase + |
4412 | | /// 0. |
4413 | 0 | pub fn scale_x(&self) -> F2Dot14 { |
4414 | 0 | self.data.header().scale_x.get() |
4415 | 0 | } |
4416 | | |
4417 | | /// Scale factor in y direction. For variation, use varIndexBase + |
4418 | | /// 1. |
4419 | 0 | pub fn scale_y(&self) -> F2Dot14 { |
4420 | 0 | self.data.header().scale_y.get() |
4421 | 0 | } |
4422 | | |
4423 | | /// x coordinate for the center of scaling. For variation, use |
4424 | | /// varIndexBase + 2. |
4425 | 0 | pub fn center_x(&self) -> FWord { |
4426 | 0 | self.data.header().center_x.get() |
4427 | 0 | } |
4428 | | |
4429 | | /// y coordinate for the center of scaling. For variation, use |
4430 | | /// varIndexBase + 3. |
4431 | 0 | pub fn center_y(&self) -> FWord { |
4432 | 0 | self.data.header().center_y.get() |
4433 | 0 | } |
4434 | | |
4435 | | /// Base index into DeltaSetIndexMap. |
4436 | 0 | pub fn var_index_base(&self) -> u32 { |
4437 | 0 | self.data.header().var_index_base.get() |
4438 | 0 | } |
4439 | | |
4440 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4441 | 0 | let start = 0; |
4442 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4443 | 0 | start..end |
4444 | 0 | } |
4445 | | |
4446 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4447 | 0 | let start = self.format_byte_range().end; |
4448 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4449 | 0 | start..end |
4450 | 0 | } |
4451 | | |
4452 | 0 | pub fn scale_x_byte_range(&self) -> Range<usize> { |
4453 | 0 | let start = self.paint_offset_byte_range().end; |
4454 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4455 | 0 | start..end |
4456 | 0 | } |
4457 | | |
4458 | 0 | pub fn scale_y_byte_range(&self) -> Range<usize> { |
4459 | 0 | let start = self.scale_x_byte_range().end; |
4460 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4461 | 0 | start..end |
4462 | 0 | } |
4463 | | |
4464 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
4465 | 0 | let start = self.scale_y_byte_range().end; |
4466 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4467 | 0 | start..end |
4468 | 0 | } |
4469 | | |
4470 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
4471 | 0 | let start = self.center_x_byte_range().end; |
4472 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4473 | 0 | start..end |
4474 | 0 | } |
4475 | | |
4476 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
4477 | 0 | let start = self.center_y_byte_range().end; |
4478 | 0 | let end = start + u32::RAW_BYTE_LEN; |
4479 | 0 | start..end |
4480 | 0 | } |
4481 | | } |
4482 | | |
4483 | | impl Format<u8> for PaintScaleUniform<'_> { |
4484 | | const FORMAT: u8 = 20; |
4485 | | } |
4486 | | |
4487 | | impl<'a> MinByteRange<'a> for PaintScaleUniform<'a> { |
4488 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4489 | 0 | 0..self.scale_byte_range().end |
4490 | 0 | } |
4491 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4492 | 0 | let range = self.min_byte_range(); |
4493 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4494 | 0 | } |
4495 | | } |
4496 | | |
4497 | | impl ReadArgs for PaintScaleUniform<'_> { |
4498 | | type Args = (); |
4499 | | } |
4500 | | |
4501 | | impl<'a> FontRead<'a> for PaintScaleUniform<'a> { |
4502 | 1 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4503 | | #[allow(clippy::absurd_extreme_comparisons)] |
4504 | 1 | if data.len() < Self::MIN_SIZE { |
4505 | 0 | return Err(ReadError::OutOfBounds); |
4506 | 1 | } |
4507 | 1 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4508 | 0 | return Err(ReadError::OutOfBounds); |
4509 | | }; |
4510 | 1 | Ok(Self { data }) |
4511 | 1 | } |
4512 | | } |
4513 | | |
4514 | | /// The fields at the start of the table, which are read directly. |
4515 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4516 | | #[repr(C, packed)] |
4517 | | #[doc(hidden)] |
4518 | | pub struct PaintScaleUniformFixedHeader { |
4519 | | pub format: u8, |
4520 | | pub paint_offset: BigEndian<Offset24>, |
4521 | | pub scale: BigEndian<F2Dot14>, |
4522 | | } |
4523 | | |
4524 | | #[allow(clippy::absurd_extreme_comparisons)] |
4525 | | const _: () = |
4526 | | assert!(std::mem::size_of::<PaintScaleUniformFixedHeader>() <= PaintScaleUniform::MIN_SIZE); |
4527 | | |
4528 | | /// [PaintScaleUniform](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4529 | | #[derive(Clone)] |
4530 | | pub struct PaintScaleUniform<'a> { |
4531 | | data: TableDataRef<'a, PaintScaleUniformFixedHeader>, |
4532 | | } |
4533 | | |
4534 | | #[allow(clippy::needless_lifetimes)] |
4535 | | impl<'a> PaintScaleUniform<'a> { |
4536 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN); |
4537 | | basic_table_impls!(impl_the_methods); |
4538 | | |
4539 | | /// Set to 20. |
4540 | 0 | pub fn format(&self) -> u8 { |
4541 | 0 | self.data.header().format |
4542 | 0 | } |
4543 | | |
4544 | | /// Offset to a Paint subtable. |
4545 | 1 | pub fn paint_offset(&self) -> Offset24 { |
4546 | 1 | self.data.header().paint_offset.get() |
4547 | 1 | } |
4548 | | |
4549 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4550 | 1 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4551 | 1 | let data = self.offset_data(); |
4552 | 1 | self.paint_offset().resolve(data) |
4553 | 1 | } |
4554 | | |
4555 | | /// Scale factor in x and y directions. |
4556 | 1 | pub fn scale(&self) -> F2Dot14 { |
4557 | 1 | self.data.header().scale.get() |
4558 | 1 | } |
4559 | | |
4560 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4561 | 0 | let start = 0; |
4562 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4563 | 0 | start..end |
4564 | 0 | } |
4565 | | |
4566 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4567 | 0 | let start = self.format_byte_range().end; |
4568 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4569 | 0 | start..end |
4570 | 0 | } |
4571 | | |
4572 | 0 | pub fn scale_byte_range(&self) -> Range<usize> { |
4573 | 0 | let start = self.paint_offset_byte_range().end; |
4574 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4575 | 0 | start..end |
4576 | 0 | } |
4577 | | } |
4578 | | |
4579 | | impl Format<u8> for PaintVarScaleUniform<'_> { |
4580 | | const FORMAT: u8 = 21; |
4581 | | } |
4582 | | |
4583 | | impl<'a> MinByteRange<'a> for PaintVarScaleUniform<'a> { |
4584 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4585 | 0 | 0..self.var_index_base_byte_range().end |
4586 | 0 | } |
4587 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4588 | 0 | let range = self.min_byte_range(); |
4589 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4590 | 0 | } |
4591 | | } |
4592 | | |
4593 | | impl ReadArgs for PaintVarScaleUniform<'_> { |
4594 | | type Args = (); |
4595 | | } |
4596 | | |
4597 | | impl<'a> FontRead<'a> for PaintVarScaleUniform<'a> { |
4598 | 6 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4599 | | #[allow(clippy::absurd_extreme_comparisons)] |
4600 | 6 | if data.len() < Self::MIN_SIZE { |
4601 | 0 | return Err(ReadError::OutOfBounds); |
4602 | 6 | } |
4603 | 6 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4604 | 0 | return Err(ReadError::OutOfBounds); |
4605 | | }; |
4606 | 6 | Ok(Self { data }) |
4607 | 6 | } |
4608 | | } |
4609 | | |
4610 | | /// The fields at the start of the table, which are read directly. |
4611 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4612 | | #[repr(C, packed)] |
4613 | | #[doc(hidden)] |
4614 | | pub struct PaintVarScaleUniformFixedHeader { |
4615 | | pub format: u8, |
4616 | | pub paint_offset: BigEndian<Offset24>, |
4617 | | pub scale: BigEndian<F2Dot14>, |
4618 | | pub var_index_base: BigEndian<u32>, |
4619 | | } |
4620 | | |
4621 | | #[allow(clippy::absurd_extreme_comparisons)] |
4622 | | const _: () = assert!( |
4623 | | std::mem::size_of::<PaintVarScaleUniformFixedHeader>() <= PaintVarScaleUniform::MIN_SIZE |
4624 | | ); |
4625 | | |
4626 | | /// [PaintVarScaleUniform](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4627 | | #[derive(Clone)] |
4628 | | pub struct PaintVarScaleUniform<'a> { |
4629 | | data: TableDataRef<'a, PaintVarScaleUniformFixedHeader>, |
4630 | | } |
4631 | | |
4632 | | #[allow(clippy::needless_lifetimes)] |
4633 | | impl<'a> PaintVarScaleUniform<'a> { |
4634 | | pub const MIN_SIZE: usize = |
4635 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + u32::RAW_BYTE_LEN); |
4636 | | basic_table_impls!(impl_the_methods); |
4637 | | |
4638 | | /// Set to 21. |
4639 | 0 | pub fn format(&self) -> u8 { |
4640 | 0 | self.data.header().format |
4641 | 0 | } |
4642 | | |
4643 | | /// Offset to a Paint subtable. |
4644 | 6 | pub fn paint_offset(&self) -> Offset24 { |
4645 | 6 | self.data.header().paint_offset.get() |
4646 | 6 | } |
4647 | | |
4648 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4649 | 6 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4650 | 6 | let data = self.offset_data(); |
4651 | 6 | self.paint_offset().resolve(data) |
4652 | 6 | } |
4653 | | |
4654 | | /// Scale factor in x and y directions. For variation, use |
4655 | | /// varIndexBase + 0. |
4656 | 6 | pub fn scale(&self) -> F2Dot14 { |
4657 | 6 | self.data.header().scale.get() |
4658 | 6 | } |
4659 | | |
4660 | | /// Base index into DeltaSetIndexMap. |
4661 | 6 | pub fn var_index_base(&self) -> u32 { |
4662 | 6 | self.data.header().var_index_base.get() |
4663 | 6 | } |
4664 | | |
4665 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4666 | 0 | let start = 0; |
4667 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4668 | 0 | start..end |
4669 | 0 | } |
4670 | | |
4671 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4672 | 0 | let start = self.format_byte_range().end; |
4673 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4674 | 0 | start..end |
4675 | 0 | } |
4676 | | |
4677 | 0 | pub fn scale_byte_range(&self) -> Range<usize> { |
4678 | 0 | let start = self.paint_offset_byte_range().end; |
4679 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4680 | 0 | start..end |
4681 | 0 | } |
4682 | | |
4683 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
4684 | 0 | let start = self.scale_byte_range().end; |
4685 | 0 | let end = start + u32::RAW_BYTE_LEN; |
4686 | 0 | start..end |
4687 | 0 | } |
4688 | | } |
4689 | | |
4690 | | impl Format<u8> for PaintScaleUniformAroundCenter<'_> { |
4691 | | const FORMAT: u8 = 22; |
4692 | | } |
4693 | | |
4694 | | impl<'a> MinByteRange<'a> for PaintScaleUniformAroundCenter<'a> { |
4695 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4696 | 0 | 0..self.center_y_byte_range().end |
4697 | 0 | } |
4698 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4699 | 0 | let range = self.min_byte_range(); |
4700 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4701 | 0 | } |
4702 | | } |
4703 | | |
4704 | | impl ReadArgs for PaintScaleUniformAroundCenter<'_> { |
4705 | | type Args = (); |
4706 | | } |
4707 | | |
4708 | | impl<'a> FontRead<'a> for PaintScaleUniformAroundCenter<'a> { |
4709 | 13 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4710 | | #[allow(clippy::absurd_extreme_comparisons)] |
4711 | 13 | if data.len() < Self::MIN_SIZE { |
4712 | 0 | return Err(ReadError::OutOfBounds); |
4713 | 13 | } |
4714 | 13 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4715 | 0 | return Err(ReadError::OutOfBounds); |
4716 | | }; |
4717 | 13 | Ok(Self { data }) |
4718 | 13 | } |
4719 | | } |
4720 | | |
4721 | | /// The fields at the start of the table, which are read directly. |
4722 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4723 | | #[repr(C, packed)] |
4724 | | #[doc(hidden)] |
4725 | | pub struct PaintScaleUniformAroundCenterFixedHeader { |
4726 | | pub format: u8, |
4727 | | pub paint_offset: BigEndian<Offset24>, |
4728 | | pub scale: BigEndian<F2Dot14>, |
4729 | | pub center_x: BigEndian<FWord>, |
4730 | | pub center_y: BigEndian<FWord>, |
4731 | | } |
4732 | | |
4733 | | #[allow(clippy::absurd_extreme_comparisons)] |
4734 | | const _: () = assert!( |
4735 | | std::mem::size_of::<PaintScaleUniformAroundCenterFixedHeader>() |
4736 | | <= PaintScaleUniformAroundCenter::MIN_SIZE |
4737 | | ); |
4738 | | |
4739 | | /// [PaintScaleUniformAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4740 | | #[derive(Clone)] |
4741 | | pub struct PaintScaleUniformAroundCenter<'a> { |
4742 | | data: TableDataRef<'a, PaintScaleUniformAroundCenterFixedHeader>, |
4743 | | } |
4744 | | |
4745 | | #[allow(clippy::needless_lifetimes)] |
4746 | | impl<'a> PaintScaleUniformAroundCenter<'a> { |
4747 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
4748 | | + Offset24::RAW_BYTE_LEN |
4749 | | + F2Dot14::RAW_BYTE_LEN |
4750 | | + FWord::RAW_BYTE_LEN |
4751 | | + FWord::RAW_BYTE_LEN); |
4752 | | basic_table_impls!(impl_the_methods); |
4753 | | |
4754 | | /// Set to 22. |
4755 | 0 | pub fn format(&self) -> u8 { |
4756 | 0 | self.data.header().format |
4757 | 0 | } |
4758 | | |
4759 | | /// Offset to a Paint subtable. |
4760 | 13 | pub fn paint_offset(&self) -> Offset24 { |
4761 | 13 | self.data.header().paint_offset.get() |
4762 | 13 | } |
4763 | | |
4764 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4765 | 13 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4766 | 13 | let data = self.offset_data(); |
4767 | 13 | self.paint_offset().resolve(data) |
4768 | 13 | } |
4769 | | |
4770 | | /// Scale factor in x and y directions. |
4771 | 13 | pub fn scale(&self) -> F2Dot14 { |
4772 | 13 | self.data.header().scale.get() |
4773 | 13 | } |
4774 | | |
4775 | | /// x coordinate for the center of scaling. |
4776 | 13 | pub fn center_x(&self) -> FWord { |
4777 | 13 | self.data.header().center_x.get() |
4778 | 13 | } |
4779 | | |
4780 | | /// y coordinate for the center of scaling. |
4781 | 13 | pub fn center_y(&self) -> FWord { |
4782 | 13 | self.data.header().center_y.get() |
4783 | 13 | } |
4784 | | |
4785 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4786 | 0 | let start = 0; |
4787 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4788 | 0 | start..end |
4789 | 0 | } |
4790 | | |
4791 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4792 | 0 | let start = self.format_byte_range().end; |
4793 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4794 | 0 | start..end |
4795 | 0 | } |
4796 | | |
4797 | 0 | pub fn scale_byte_range(&self) -> Range<usize> { |
4798 | 0 | let start = self.paint_offset_byte_range().end; |
4799 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4800 | 0 | start..end |
4801 | 0 | } |
4802 | | |
4803 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
4804 | 0 | let start = self.scale_byte_range().end; |
4805 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4806 | 0 | start..end |
4807 | 0 | } |
4808 | | |
4809 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
4810 | 0 | let start = self.center_x_byte_range().end; |
4811 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4812 | 0 | start..end |
4813 | 0 | } |
4814 | | } |
4815 | | |
4816 | | impl Format<u8> for PaintVarScaleUniformAroundCenter<'_> { |
4817 | | const FORMAT: u8 = 23; |
4818 | | } |
4819 | | |
4820 | | impl<'a> MinByteRange<'a> for PaintVarScaleUniformAroundCenter<'a> { |
4821 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4822 | 0 | 0..self.var_index_base_byte_range().end |
4823 | 0 | } |
4824 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4825 | 0 | let range = self.min_byte_range(); |
4826 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4827 | 0 | } |
4828 | | } |
4829 | | |
4830 | | impl ReadArgs for PaintVarScaleUniformAroundCenter<'_> { |
4831 | | type Args = (); |
4832 | | } |
4833 | | |
4834 | | impl<'a> FontRead<'a> for PaintVarScaleUniformAroundCenter<'a> { |
4835 | 6 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4836 | | #[allow(clippy::absurd_extreme_comparisons)] |
4837 | 6 | if data.len() < Self::MIN_SIZE { |
4838 | 0 | return Err(ReadError::OutOfBounds); |
4839 | 6 | } |
4840 | 6 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4841 | 0 | return Err(ReadError::OutOfBounds); |
4842 | | }; |
4843 | 6 | Ok(Self { data }) |
4844 | 6 | } |
4845 | | } |
4846 | | |
4847 | | /// The fields at the start of the table, which are read directly. |
4848 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4849 | | #[repr(C, packed)] |
4850 | | #[doc(hidden)] |
4851 | | pub struct PaintVarScaleUniformAroundCenterFixedHeader { |
4852 | | pub format: u8, |
4853 | | pub paint_offset: BigEndian<Offset24>, |
4854 | | pub scale: BigEndian<F2Dot14>, |
4855 | | pub center_x: BigEndian<FWord>, |
4856 | | pub center_y: BigEndian<FWord>, |
4857 | | pub var_index_base: BigEndian<u32>, |
4858 | | } |
4859 | | |
4860 | | #[allow(clippy::absurd_extreme_comparisons)] |
4861 | | const _: () = assert!( |
4862 | | std::mem::size_of::<PaintVarScaleUniformAroundCenterFixedHeader>() |
4863 | | <= PaintVarScaleUniformAroundCenter::MIN_SIZE |
4864 | | ); |
4865 | | |
4866 | | /// [PaintVarScaleUniformAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-16-to-23-paintscale-and-variant-scaling-formats) table |
4867 | | #[derive(Clone)] |
4868 | | pub struct PaintVarScaleUniformAroundCenter<'a> { |
4869 | | data: TableDataRef<'a, PaintVarScaleUniformAroundCenterFixedHeader>, |
4870 | | } |
4871 | | |
4872 | | #[allow(clippy::needless_lifetimes)] |
4873 | | impl<'a> PaintVarScaleUniformAroundCenter<'a> { |
4874 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
4875 | | + Offset24::RAW_BYTE_LEN |
4876 | | + F2Dot14::RAW_BYTE_LEN |
4877 | | + FWord::RAW_BYTE_LEN |
4878 | | + FWord::RAW_BYTE_LEN |
4879 | | + u32::RAW_BYTE_LEN); |
4880 | | basic_table_impls!(impl_the_methods); |
4881 | | |
4882 | | /// Set to 23. |
4883 | 0 | pub fn format(&self) -> u8 { |
4884 | 0 | self.data.header().format |
4885 | 0 | } |
4886 | | |
4887 | | /// Offset to a Paint subtable. |
4888 | 6 | pub fn paint_offset(&self) -> Offset24 { |
4889 | 6 | self.data.header().paint_offset.get() |
4890 | 6 | } |
4891 | | |
4892 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
4893 | 6 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
4894 | 6 | let data = self.offset_data(); |
4895 | 6 | self.paint_offset().resolve(data) |
4896 | 6 | } |
4897 | | |
4898 | | /// Scale factor in x and y directions. For variation, use |
4899 | | /// varIndexBase + 0. |
4900 | 6 | pub fn scale(&self) -> F2Dot14 { |
4901 | 6 | self.data.header().scale.get() |
4902 | 6 | } |
4903 | | |
4904 | | /// x coordinate for the center of scaling. For variation, use |
4905 | | /// varIndexBase + 1. |
4906 | 6 | pub fn center_x(&self) -> FWord { |
4907 | 6 | self.data.header().center_x.get() |
4908 | 6 | } |
4909 | | |
4910 | | /// y coordinate for the center of scaling. For variation, use |
4911 | | /// varIndexBase + 2. |
4912 | 6 | pub fn center_y(&self) -> FWord { |
4913 | 6 | self.data.header().center_y.get() |
4914 | 6 | } |
4915 | | |
4916 | | /// Base index into DeltaSetIndexMap. |
4917 | 6 | pub fn var_index_base(&self) -> u32 { |
4918 | 6 | self.data.header().var_index_base.get() |
4919 | 6 | } |
4920 | | |
4921 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
4922 | 0 | let start = 0; |
4923 | 0 | let end = start + u8::RAW_BYTE_LEN; |
4924 | 0 | start..end |
4925 | 0 | } |
4926 | | |
4927 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
4928 | 0 | let start = self.format_byte_range().end; |
4929 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
4930 | 0 | start..end |
4931 | 0 | } |
4932 | | |
4933 | 0 | pub fn scale_byte_range(&self) -> Range<usize> { |
4934 | 0 | let start = self.paint_offset_byte_range().end; |
4935 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
4936 | 0 | start..end |
4937 | 0 | } |
4938 | | |
4939 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
4940 | 0 | let start = self.scale_byte_range().end; |
4941 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4942 | 0 | start..end |
4943 | 0 | } |
4944 | | |
4945 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
4946 | 0 | let start = self.center_x_byte_range().end; |
4947 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
4948 | 0 | start..end |
4949 | 0 | } |
4950 | | |
4951 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
4952 | 0 | let start = self.center_y_byte_range().end; |
4953 | 0 | let end = start + u32::RAW_BYTE_LEN; |
4954 | 0 | start..end |
4955 | 0 | } |
4956 | | } |
4957 | | |
4958 | | impl Format<u8> for PaintRotate<'_> { |
4959 | | const FORMAT: u8 = 24; |
4960 | | } |
4961 | | |
4962 | | impl<'a> MinByteRange<'a> for PaintRotate<'a> { |
4963 | 0 | fn min_byte_range(&self) -> Range<usize> { |
4964 | 0 | 0..self.angle_byte_range().end |
4965 | 0 | } |
4966 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
4967 | 0 | let range = self.min_byte_range(); |
4968 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
4969 | 0 | } |
4970 | | } |
4971 | | |
4972 | | impl ReadArgs for PaintRotate<'_> { |
4973 | | type Args = (); |
4974 | | } |
4975 | | |
4976 | | impl<'a> FontRead<'a> for PaintRotate<'a> { |
4977 | 0 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
4978 | | #[allow(clippy::absurd_extreme_comparisons)] |
4979 | 0 | if data.len() < Self::MIN_SIZE { |
4980 | 0 | return Err(ReadError::OutOfBounds); |
4981 | 0 | } |
4982 | 0 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
4983 | 0 | return Err(ReadError::OutOfBounds); |
4984 | | }; |
4985 | 0 | Ok(Self { data }) |
4986 | 0 | } |
4987 | | } |
4988 | | |
4989 | | /// The fields at the start of the table, which are read directly. |
4990 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
4991 | | #[repr(C, packed)] |
4992 | | #[doc(hidden)] |
4993 | | pub struct PaintRotateFixedHeader { |
4994 | | pub format: u8, |
4995 | | pub paint_offset: BigEndian<Offset24>, |
4996 | | pub angle: BigEndian<F2Dot14>, |
4997 | | } |
4998 | | |
4999 | | #[allow(clippy::absurd_extreme_comparisons)] |
5000 | | const _: () = assert!(std::mem::size_of::<PaintRotateFixedHeader>() <= PaintRotate::MIN_SIZE); |
5001 | | |
5002 | | /// [PaintRotate](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-24-to-27-paintrotate-paintvarrotate-paintrotatearoundcenter-paintvarrotatearoundcenter) table |
5003 | | #[derive(Clone)] |
5004 | | pub struct PaintRotate<'a> { |
5005 | | data: TableDataRef<'a, PaintRotateFixedHeader>, |
5006 | | } |
5007 | | |
5008 | | #[allow(clippy::needless_lifetimes)] |
5009 | | impl<'a> PaintRotate<'a> { |
5010 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN); |
5011 | | basic_table_impls!(impl_the_methods); |
5012 | | |
5013 | | /// Set to 24. |
5014 | 0 | pub fn format(&self) -> u8 { |
5015 | 0 | self.data.header().format |
5016 | 0 | } |
5017 | | |
5018 | | /// Offset to a Paint subtable. |
5019 | 0 | pub fn paint_offset(&self) -> Offset24 { |
5020 | 0 | self.data.header().paint_offset.get() |
5021 | 0 | } |
5022 | | |
5023 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5024 | 0 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5025 | 0 | let data = self.offset_data(); |
5026 | 0 | self.paint_offset().resolve(data) |
5027 | 0 | } |
5028 | | |
5029 | | /// Rotation angle, 180° in counter-clockwise degrees per 1.0 of |
5030 | | /// value. |
5031 | 0 | pub fn angle(&self) -> F2Dot14 { |
5032 | 0 | self.data.header().angle.get() |
5033 | 0 | } |
5034 | | |
5035 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5036 | 0 | let start = 0; |
5037 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5038 | 0 | start..end |
5039 | 0 | } |
5040 | | |
5041 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5042 | 0 | let start = self.format_byte_range().end; |
5043 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5044 | 0 | start..end |
5045 | 0 | } |
5046 | | |
5047 | 0 | pub fn angle_byte_range(&self) -> Range<usize> { |
5048 | 0 | let start = self.paint_offset_byte_range().end; |
5049 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5050 | 0 | start..end |
5051 | 0 | } |
5052 | | } |
5053 | | |
5054 | | impl Format<u8> for PaintVarRotate<'_> { |
5055 | | const FORMAT: u8 = 25; |
5056 | | } |
5057 | | |
5058 | | impl<'a> MinByteRange<'a> for PaintVarRotate<'a> { |
5059 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5060 | 0 | 0..self.var_index_base_byte_range().end |
5061 | 0 | } |
5062 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5063 | 0 | let range = self.min_byte_range(); |
5064 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5065 | 0 | } |
5066 | | } |
5067 | | |
5068 | | impl ReadArgs for PaintVarRotate<'_> { |
5069 | | type Args = (); |
5070 | | } |
5071 | | |
5072 | | impl<'a> FontRead<'a> for PaintVarRotate<'a> { |
5073 | 3 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5074 | | #[allow(clippy::absurd_extreme_comparisons)] |
5075 | 3 | if data.len() < Self::MIN_SIZE { |
5076 | 0 | return Err(ReadError::OutOfBounds); |
5077 | 3 | } |
5078 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5079 | 0 | return Err(ReadError::OutOfBounds); |
5080 | | }; |
5081 | 3 | Ok(Self { data }) |
5082 | 3 | } |
5083 | | } |
5084 | | |
5085 | | /// The fields at the start of the table, which are read directly. |
5086 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5087 | | #[repr(C, packed)] |
5088 | | #[doc(hidden)] |
5089 | | pub struct PaintVarRotateFixedHeader { |
5090 | | pub format: u8, |
5091 | | pub paint_offset: BigEndian<Offset24>, |
5092 | | pub angle: BigEndian<F2Dot14>, |
5093 | | pub var_index_base: BigEndian<u32>, |
5094 | | } |
5095 | | |
5096 | | #[allow(clippy::absurd_extreme_comparisons)] |
5097 | | const _: () = assert!(std::mem::size_of::<PaintVarRotateFixedHeader>() <= PaintVarRotate::MIN_SIZE); |
5098 | | |
5099 | | /// [PaintVarRotate](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-24-to-27-paintrotate-paintvarrotate-paintrotatearoundcenter-paintvarrotatearoundcenter) table |
5100 | | #[derive(Clone)] |
5101 | | pub struct PaintVarRotate<'a> { |
5102 | | data: TableDataRef<'a, PaintVarRotateFixedHeader>, |
5103 | | } |
5104 | | |
5105 | | #[allow(clippy::needless_lifetimes)] |
5106 | | impl<'a> PaintVarRotate<'a> { |
5107 | | pub const MIN_SIZE: usize = |
5108 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + u32::RAW_BYTE_LEN); |
5109 | | basic_table_impls!(impl_the_methods); |
5110 | | |
5111 | | /// Set to 25. |
5112 | 0 | pub fn format(&self) -> u8 { |
5113 | 0 | self.data.header().format |
5114 | 0 | } |
5115 | | |
5116 | | /// Offset to a Paint subtable. |
5117 | 3 | pub fn paint_offset(&self) -> Offset24 { |
5118 | 3 | self.data.header().paint_offset.get() |
5119 | 3 | } |
5120 | | |
5121 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5122 | 3 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5123 | 3 | let data = self.offset_data(); |
5124 | 3 | self.paint_offset().resolve(data) |
5125 | 3 | } |
5126 | | |
5127 | | /// Rotation angle, 180° in counter-clockwise degrees per 1.0 of |
5128 | | /// value. For variation, use varIndexBase + 0. |
5129 | 3 | pub fn angle(&self) -> F2Dot14 { |
5130 | 3 | self.data.header().angle.get() |
5131 | 3 | } |
5132 | | |
5133 | | /// Base index into DeltaSetIndexMap. |
5134 | 3 | pub fn var_index_base(&self) -> u32 { |
5135 | 3 | self.data.header().var_index_base.get() |
5136 | 3 | } |
5137 | | |
5138 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5139 | 0 | let start = 0; |
5140 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5141 | 0 | start..end |
5142 | 0 | } |
5143 | | |
5144 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5145 | 0 | let start = self.format_byte_range().end; |
5146 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5147 | 0 | start..end |
5148 | 0 | } |
5149 | | |
5150 | 0 | pub fn angle_byte_range(&self) -> Range<usize> { |
5151 | 0 | let start = self.paint_offset_byte_range().end; |
5152 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5153 | 0 | start..end |
5154 | 0 | } |
5155 | | |
5156 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
5157 | 0 | let start = self.angle_byte_range().end; |
5158 | 0 | let end = start + u32::RAW_BYTE_LEN; |
5159 | 0 | start..end |
5160 | 0 | } |
5161 | | } |
5162 | | |
5163 | | impl Format<u8> for PaintRotateAroundCenter<'_> { |
5164 | | const FORMAT: u8 = 26; |
5165 | | } |
5166 | | |
5167 | | impl<'a> MinByteRange<'a> for PaintRotateAroundCenter<'a> { |
5168 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5169 | 0 | 0..self.center_y_byte_range().end |
5170 | 0 | } |
5171 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5172 | 0 | let range = self.min_byte_range(); |
5173 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5174 | 0 | } |
5175 | | } |
5176 | | |
5177 | | impl ReadArgs for PaintRotateAroundCenter<'_> { |
5178 | | type Args = (); |
5179 | | } |
5180 | | |
5181 | | impl<'a> FontRead<'a> for PaintRotateAroundCenter<'a> { |
5182 | 1 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5183 | | #[allow(clippy::absurd_extreme_comparisons)] |
5184 | 1 | if data.len() < Self::MIN_SIZE { |
5185 | 0 | return Err(ReadError::OutOfBounds); |
5186 | 1 | } |
5187 | 1 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5188 | 0 | return Err(ReadError::OutOfBounds); |
5189 | | }; |
5190 | 1 | Ok(Self { data }) |
5191 | 1 | } |
5192 | | } |
5193 | | |
5194 | | /// The fields at the start of the table, which are read directly. |
5195 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5196 | | #[repr(C, packed)] |
5197 | | #[doc(hidden)] |
5198 | | pub struct PaintRotateAroundCenterFixedHeader { |
5199 | | pub format: u8, |
5200 | | pub paint_offset: BigEndian<Offset24>, |
5201 | | pub angle: BigEndian<F2Dot14>, |
5202 | | pub center_x: BigEndian<FWord>, |
5203 | | pub center_y: BigEndian<FWord>, |
5204 | | } |
5205 | | |
5206 | | #[allow(clippy::absurd_extreme_comparisons)] |
5207 | | const _: () = assert!( |
5208 | | std::mem::size_of::<PaintRotateAroundCenterFixedHeader>() <= PaintRotateAroundCenter::MIN_SIZE |
5209 | | ); |
5210 | | |
5211 | | /// [PaintRotateAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-24-to-27-paintrotate-paintvarrotate-paintrotatearoundcenter-paintvarrotatearoundcenter) table |
5212 | | #[derive(Clone)] |
5213 | | pub struct PaintRotateAroundCenter<'a> { |
5214 | | data: TableDataRef<'a, PaintRotateAroundCenterFixedHeader>, |
5215 | | } |
5216 | | |
5217 | | #[allow(clippy::needless_lifetimes)] |
5218 | | impl<'a> PaintRotateAroundCenter<'a> { |
5219 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
5220 | | + Offset24::RAW_BYTE_LEN |
5221 | | + F2Dot14::RAW_BYTE_LEN |
5222 | | + FWord::RAW_BYTE_LEN |
5223 | | + FWord::RAW_BYTE_LEN); |
5224 | | basic_table_impls!(impl_the_methods); |
5225 | | |
5226 | | /// Set to 26. |
5227 | 0 | pub fn format(&self) -> u8 { |
5228 | 0 | self.data.header().format |
5229 | 0 | } |
5230 | | |
5231 | | /// Offset to a Paint subtable. |
5232 | 1 | pub fn paint_offset(&self) -> Offset24 { |
5233 | 1 | self.data.header().paint_offset.get() |
5234 | 1 | } |
5235 | | |
5236 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5237 | 1 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5238 | 1 | let data = self.offset_data(); |
5239 | 1 | self.paint_offset().resolve(data) |
5240 | 1 | } |
5241 | | |
5242 | | /// Rotation angle, 180° in counter-clockwise degrees per 1.0 of |
5243 | | /// value. |
5244 | 1 | pub fn angle(&self) -> F2Dot14 { |
5245 | 1 | self.data.header().angle.get() |
5246 | 1 | } |
5247 | | |
5248 | | /// x coordinate for the center of rotation. |
5249 | 1 | pub fn center_x(&self) -> FWord { |
5250 | 1 | self.data.header().center_x.get() |
5251 | 1 | } |
5252 | | |
5253 | | /// y coordinate for the center of rotation. |
5254 | 1 | pub fn center_y(&self) -> FWord { |
5255 | 1 | self.data.header().center_y.get() |
5256 | 1 | } |
5257 | | |
5258 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5259 | 0 | let start = 0; |
5260 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5261 | 0 | start..end |
5262 | 0 | } |
5263 | | |
5264 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5265 | 0 | let start = self.format_byte_range().end; |
5266 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5267 | 0 | start..end |
5268 | 0 | } |
5269 | | |
5270 | 0 | pub fn angle_byte_range(&self) -> Range<usize> { |
5271 | 0 | let start = self.paint_offset_byte_range().end; |
5272 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5273 | 0 | start..end |
5274 | 0 | } |
5275 | | |
5276 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
5277 | 0 | let start = self.angle_byte_range().end; |
5278 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5279 | 0 | start..end |
5280 | 0 | } |
5281 | | |
5282 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
5283 | 0 | let start = self.center_x_byte_range().end; |
5284 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5285 | 0 | start..end |
5286 | 0 | } |
5287 | | } |
5288 | | |
5289 | | impl Format<u8> for PaintVarRotateAroundCenter<'_> { |
5290 | | const FORMAT: u8 = 27; |
5291 | | } |
5292 | | |
5293 | | impl<'a> MinByteRange<'a> for PaintVarRotateAroundCenter<'a> { |
5294 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5295 | 0 | 0..self.var_index_base_byte_range().end |
5296 | 0 | } |
5297 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5298 | 0 | let range = self.min_byte_range(); |
5299 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5300 | 0 | } |
5301 | | } |
5302 | | |
5303 | | impl ReadArgs for PaintVarRotateAroundCenter<'_> { |
5304 | | type Args = (); |
5305 | | } |
5306 | | |
5307 | | impl<'a> FontRead<'a> for PaintVarRotateAroundCenter<'a> { |
5308 | 3 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5309 | | #[allow(clippy::absurd_extreme_comparisons)] |
5310 | 3 | if data.len() < Self::MIN_SIZE { |
5311 | 0 | return Err(ReadError::OutOfBounds); |
5312 | 3 | } |
5313 | 3 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5314 | 0 | return Err(ReadError::OutOfBounds); |
5315 | | }; |
5316 | 3 | Ok(Self { data }) |
5317 | 3 | } |
5318 | | } |
5319 | | |
5320 | | /// The fields at the start of the table, which are read directly. |
5321 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5322 | | #[repr(C, packed)] |
5323 | | #[doc(hidden)] |
5324 | | pub struct PaintVarRotateAroundCenterFixedHeader { |
5325 | | pub format: u8, |
5326 | | pub paint_offset: BigEndian<Offset24>, |
5327 | | pub angle: BigEndian<F2Dot14>, |
5328 | | pub center_x: BigEndian<FWord>, |
5329 | | pub center_y: BigEndian<FWord>, |
5330 | | pub var_index_base: BigEndian<u32>, |
5331 | | } |
5332 | | |
5333 | | #[allow(clippy::absurd_extreme_comparisons)] |
5334 | | const _: () = assert!( |
5335 | | std::mem::size_of::<PaintVarRotateAroundCenterFixedHeader>() |
5336 | | <= PaintVarRotateAroundCenter::MIN_SIZE |
5337 | | ); |
5338 | | |
5339 | | /// [PaintVarRotateAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-24-to-27-paintrotate-paintvarrotate-paintrotatearoundcenter-paintvarrotatearoundcenter) table |
5340 | | #[derive(Clone)] |
5341 | | pub struct PaintVarRotateAroundCenter<'a> { |
5342 | | data: TableDataRef<'a, PaintVarRotateAroundCenterFixedHeader>, |
5343 | | } |
5344 | | |
5345 | | #[allow(clippy::needless_lifetimes)] |
5346 | | impl<'a> PaintVarRotateAroundCenter<'a> { |
5347 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
5348 | | + Offset24::RAW_BYTE_LEN |
5349 | | + F2Dot14::RAW_BYTE_LEN |
5350 | | + FWord::RAW_BYTE_LEN |
5351 | | + FWord::RAW_BYTE_LEN |
5352 | | + u32::RAW_BYTE_LEN); |
5353 | | basic_table_impls!(impl_the_methods); |
5354 | | |
5355 | | /// Set to 27. |
5356 | 0 | pub fn format(&self) -> u8 { |
5357 | 0 | self.data.header().format |
5358 | 0 | } |
5359 | | |
5360 | | /// Offset to a Paint subtable. |
5361 | 3 | pub fn paint_offset(&self) -> Offset24 { |
5362 | 3 | self.data.header().paint_offset.get() |
5363 | 3 | } |
5364 | | |
5365 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5366 | 3 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5367 | 3 | let data = self.offset_data(); |
5368 | 3 | self.paint_offset().resolve(data) |
5369 | 3 | } |
5370 | | |
5371 | | /// Rotation angle, 180° in counter-clockwise degrees per 1.0 of |
5372 | | /// value. For variation, use varIndexBase + 0. |
5373 | 3 | pub fn angle(&self) -> F2Dot14 { |
5374 | 3 | self.data.header().angle.get() |
5375 | 3 | } |
5376 | | |
5377 | | /// x coordinate for the center of rotation. For variation, use |
5378 | | /// varIndexBase + 1. |
5379 | 3 | pub fn center_x(&self) -> FWord { |
5380 | 3 | self.data.header().center_x.get() |
5381 | 3 | } |
5382 | | |
5383 | | /// y coordinate for the center of rotation. For variation, use |
5384 | | /// varIndexBase + 2. |
5385 | 3 | pub fn center_y(&self) -> FWord { |
5386 | 3 | self.data.header().center_y.get() |
5387 | 3 | } |
5388 | | |
5389 | | /// Base index into DeltaSetIndexMap. |
5390 | 3 | pub fn var_index_base(&self) -> u32 { |
5391 | 3 | self.data.header().var_index_base.get() |
5392 | 3 | } |
5393 | | |
5394 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5395 | 0 | let start = 0; |
5396 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5397 | 0 | start..end |
5398 | 0 | } |
5399 | | |
5400 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5401 | 0 | let start = self.format_byte_range().end; |
5402 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5403 | 0 | start..end |
5404 | 0 | } |
5405 | | |
5406 | 0 | pub fn angle_byte_range(&self) -> Range<usize> { |
5407 | 0 | let start = self.paint_offset_byte_range().end; |
5408 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5409 | 0 | start..end |
5410 | 0 | } |
5411 | | |
5412 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
5413 | 0 | let start = self.angle_byte_range().end; |
5414 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5415 | 0 | start..end |
5416 | 0 | } |
5417 | | |
5418 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
5419 | 0 | let start = self.center_x_byte_range().end; |
5420 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5421 | 0 | start..end |
5422 | 0 | } |
5423 | | |
5424 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
5425 | 0 | let start = self.center_y_byte_range().end; |
5426 | 0 | let end = start + u32::RAW_BYTE_LEN; |
5427 | 0 | start..end |
5428 | 0 | } |
5429 | | } |
5430 | | |
5431 | | impl Format<u8> for PaintSkew<'_> { |
5432 | | const FORMAT: u8 = 28; |
5433 | | } |
5434 | | |
5435 | | impl<'a> MinByteRange<'a> for PaintSkew<'a> { |
5436 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5437 | 0 | 0..self.y_skew_angle_byte_range().end |
5438 | 0 | } |
5439 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5440 | 0 | let range = self.min_byte_range(); |
5441 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5442 | 0 | } |
5443 | | } |
5444 | | |
5445 | | impl ReadArgs for PaintSkew<'_> { |
5446 | | type Args = (); |
5447 | | } |
5448 | | |
5449 | | impl<'a> FontRead<'a> for PaintSkew<'a> { |
5450 | 0 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5451 | | #[allow(clippy::absurd_extreme_comparisons)] |
5452 | 0 | if data.len() < Self::MIN_SIZE { |
5453 | 0 | return Err(ReadError::OutOfBounds); |
5454 | 0 | } |
5455 | 0 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5456 | 0 | return Err(ReadError::OutOfBounds); |
5457 | | }; |
5458 | 0 | Ok(Self { data }) |
5459 | 0 | } |
5460 | | } |
5461 | | |
5462 | | /// The fields at the start of the table, which are read directly. |
5463 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5464 | | #[repr(C, packed)] |
5465 | | #[doc(hidden)] |
5466 | | pub struct PaintSkewFixedHeader { |
5467 | | pub format: u8, |
5468 | | pub paint_offset: BigEndian<Offset24>, |
5469 | | pub x_skew_angle: BigEndian<F2Dot14>, |
5470 | | pub y_skew_angle: BigEndian<F2Dot14>, |
5471 | | } |
5472 | | |
5473 | | #[allow(clippy::absurd_extreme_comparisons)] |
5474 | | const _: () = assert!(std::mem::size_of::<PaintSkewFixedHeader>() <= PaintSkew::MIN_SIZE); |
5475 | | |
5476 | | /// [PaintSkew](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-28-to-31-paintskew-paintvarskew-paintskewaroundcenter-paintvarskewaroundcenter) table |
5477 | | #[derive(Clone)] |
5478 | | pub struct PaintSkew<'a> { |
5479 | | data: TableDataRef<'a, PaintSkewFixedHeader>, |
5480 | | } |
5481 | | |
5482 | | #[allow(clippy::needless_lifetimes)] |
5483 | | impl<'a> PaintSkew<'a> { |
5484 | | pub const MIN_SIZE: usize = |
5485 | | (u8::RAW_BYTE_LEN + Offset24::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN + F2Dot14::RAW_BYTE_LEN); |
5486 | | basic_table_impls!(impl_the_methods); |
5487 | | |
5488 | | /// Set to 28. |
5489 | 0 | pub fn format(&self) -> u8 { |
5490 | 0 | self.data.header().format |
5491 | 0 | } |
5492 | | |
5493 | | /// Offset to a Paint subtable. |
5494 | 0 | pub fn paint_offset(&self) -> Offset24 { |
5495 | 0 | self.data.header().paint_offset.get() |
5496 | 0 | } |
5497 | | |
5498 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5499 | 0 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5500 | 0 | let data = self.offset_data(); |
5501 | 0 | self.paint_offset().resolve(data) |
5502 | 0 | } |
5503 | | |
5504 | | /// Angle of skew in the direction of the x-axis, 180° in |
5505 | | /// counter-clockwise degrees per 1.0 of value. |
5506 | 0 | pub fn x_skew_angle(&self) -> F2Dot14 { |
5507 | 0 | self.data.header().x_skew_angle.get() |
5508 | 0 | } |
5509 | | |
5510 | | /// Angle of skew in the direction of the y-axis, 180° in |
5511 | | /// counter-clockwise degrees per 1.0 of value. |
5512 | 0 | pub fn y_skew_angle(&self) -> F2Dot14 { |
5513 | 0 | self.data.header().y_skew_angle.get() |
5514 | 0 | } |
5515 | | |
5516 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5517 | 0 | let start = 0; |
5518 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5519 | 0 | start..end |
5520 | 0 | } |
5521 | | |
5522 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5523 | 0 | let start = self.format_byte_range().end; |
5524 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5525 | 0 | start..end |
5526 | 0 | } |
5527 | | |
5528 | 0 | pub fn x_skew_angle_byte_range(&self) -> Range<usize> { |
5529 | 0 | let start = self.paint_offset_byte_range().end; |
5530 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5531 | 0 | start..end |
5532 | 0 | } |
5533 | | |
5534 | 0 | pub fn y_skew_angle_byte_range(&self) -> Range<usize> { |
5535 | 0 | let start = self.x_skew_angle_byte_range().end; |
5536 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5537 | 0 | start..end |
5538 | 0 | } |
5539 | | } |
5540 | | |
5541 | | impl Format<u8> for PaintVarSkew<'_> { |
5542 | | const FORMAT: u8 = 29; |
5543 | | } |
5544 | | |
5545 | | impl<'a> MinByteRange<'a> for PaintVarSkew<'a> { |
5546 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5547 | 0 | 0..self.var_index_base_byte_range().end |
5548 | 0 | } |
5549 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5550 | 0 | let range = self.min_byte_range(); |
5551 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5552 | 0 | } |
5553 | | } |
5554 | | |
5555 | | impl ReadArgs for PaintVarSkew<'_> { |
5556 | | type Args = (); |
5557 | | } |
5558 | | |
5559 | | impl<'a> FontRead<'a> for PaintVarSkew<'a> { |
5560 | 1 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5561 | | #[allow(clippy::absurd_extreme_comparisons)] |
5562 | 1 | if data.len() < Self::MIN_SIZE { |
5563 | 0 | return Err(ReadError::OutOfBounds); |
5564 | 1 | } |
5565 | 1 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5566 | 0 | return Err(ReadError::OutOfBounds); |
5567 | | }; |
5568 | 1 | Ok(Self { data }) |
5569 | 1 | } |
5570 | | } |
5571 | | |
5572 | | /// The fields at the start of the table, which are read directly. |
5573 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5574 | | #[repr(C, packed)] |
5575 | | #[doc(hidden)] |
5576 | | pub struct PaintVarSkewFixedHeader { |
5577 | | pub format: u8, |
5578 | | pub paint_offset: BigEndian<Offset24>, |
5579 | | pub x_skew_angle: BigEndian<F2Dot14>, |
5580 | | pub y_skew_angle: BigEndian<F2Dot14>, |
5581 | | pub var_index_base: BigEndian<u32>, |
5582 | | } |
5583 | | |
5584 | | #[allow(clippy::absurd_extreme_comparisons)] |
5585 | | const _: () = assert!(std::mem::size_of::<PaintVarSkewFixedHeader>() <= PaintVarSkew::MIN_SIZE); |
5586 | | |
5587 | | /// [PaintVarSkew](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-28-to-31-paintskew-paintvarskew-paintskewaroundcenter-paintvarskewaroundcenter) table |
5588 | | #[derive(Clone)] |
5589 | | pub struct PaintVarSkew<'a> { |
5590 | | data: TableDataRef<'a, PaintVarSkewFixedHeader>, |
5591 | | } |
5592 | | |
5593 | | #[allow(clippy::needless_lifetimes)] |
5594 | | impl<'a> PaintVarSkew<'a> { |
5595 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
5596 | | + Offset24::RAW_BYTE_LEN |
5597 | | + F2Dot14::RAW_BYTE_LEN |
5598 | | + F2Dot14::RAW_BYTE_LEN |
5599 | | + u32::RAW_BYTE_LEN); |
5600 | | basic_table_impls!(impl_the_methods); |
5601 | | |
5602 | | /// Set to 29. |
5603 | 0 | pub fn format(&self) -> u8 { |
5604 | 0 | self.data.header().format |
5605 | 0 | } |
5606 | | |
5607 | | /// Offset to a Paint subtable. |
5608 | 1 | pub fn paint_offset(&self) -> Offset24 { |
5609 | 1 | self.data.header().paint_offset.get() |
5610 | 1 | } |
5611 | | |
5612 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5613 | 1 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5614 | 1 | let data = self.offset_data(); |
5615 | 1 | self.paint_offset().resolve(data) |
5616 | 1 | } |
5617 | | |
5618 | | /// Angle of skew in the direction of the x-axis, 180° ┬░ in |
5619 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
5620 | | /// varIndexBase + 0. |
5621 | 1 | pub fn x_skew_angle(&self) -> F2Dot14 { |
5622 | 1 | self.data.header().x_skew_angle.get() |
5623 | 1 | } |
5624 | | |
5625 | | /// Angle of skew in the direction of the y-axis, 180° in |
5626 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
5627 | | /// varIndexBase + 1. |
5628 | 1 | pub fn y_skew_angle(&self) -> F2Dot14 { |
5629 | 1 | self.data.header().y_skew_angle.get() |
5630 | 1 | } |
5631 | | |
5632 | | /// Base index into DeltaSetIndexMap. |
5633 | 1 | pub fn var_index_base(&self) -> u32 { |
5634 | 1 | self.data.header().var_index_base.get() |
5635 | 1 | } |
5636 | | |
5637 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5638 | 0 | let start = 0; |
5639 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5640 | 0 | start..end |
5641 | 0 | } |
5642 | | |
5643 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5644 | 0 | let start = self.format_byte_range().end; |
5645 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5646 | 0 | start..end |
5647 | 0 | } |
5648 | | |
5649 | 0 | pub fn x_skew_angle_byte_range(&self) -> Range<usize> { |
5650 | 0 | let start = self.paint_offset_byte_range().end; |
5651 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5652 | 0 | start..end |
5653 | 0 | } |
5654 | | |
5655 | 0 | pub fn y_skew_angle_byte_range(&self) -> Range<usize> { |
5656 | 0 | let start = self.x_skew_angle_byte_range().end; |
5657 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5658 | 0 | start..end |
5659 | 0 | } |
5660 | | |
5661 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
5662 | 0 | let start = self.y_skew_angle_byte_range().end; |
5663 | 0 | let end = start + u32::RAW_BYTE_LEN; |
5664 | 0 | start..end |
5665 | 0 | } |
5666 | | } |
5667 | | |
5668 | | impl Format<u8> for PaintSkewAroundCenter<'_> { |
5669 | | const FORMAT: u8 = 30; |
5670 | | } |
5671 | | |
5672 | | impl<'a> MinByteRange<'a> for PaintSkewAroundCenter<'a> { |
5673 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5674 | 0 | 0..self.center_y_byte_range().end |
5675 | 0 | } |
5676 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5677 | 0 | let range = self.min_byte_range(); |
5678 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5679 | 0 | } |
5680 | | } |
5681 | | |
5682 | | impl ReadArgs for PaintSkewAroundCenter<'_> { |
5683 | | type Args = (); |
5684 | | } |
5685 | | |
5686 | | impl<'a> FontRead<'a> for PaintSkewAroundCenter<'a> { |
5687 | 13 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5688 | | #[allow(clippy::absurd_extreme_comparisons)] |
5689 | 13 | if data.len() < Self::MIN_SIZE { |
5690 | 0 | return Err(ReadError::OutOfBounds); |
5691 | 13 | } |
5692 | 13 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5693 | 0 | return Err(ReadError::OutOfBounds); |
5694 | | }; |
5695 | 13 | Ok(Self { data }) |
5696 | 13 | } |
5697 | | } |
5698 | | |
5699 | | /// The fields at the start of the table, which are read directly. |
5700 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5701 | | #[repr(C, packed)] |
5702 | | #[doc(hidden)] |
5703 | | pub struct PaintSkewAroundCenterFixedHeader { |
5704 | | pub format: u8, |
5705 | | pub paint_offset: BigEndian<Offset24>, |
5706 | | pub x_skew_angle: BigEndian<F2Dot14>, |
5707 | | pub y_skew_angle: BigEndian<F2Dot14>, |
5708 | | pub center_x: BigEndian<FWord>, |
5709 | | pub center_y: BigEndian<FWord>, |
5710 | | } |
5711 | | |
5712 | | #[allow(clippy::absurd_extreme_comparisons)] |
5713 | | const _: () = assert!( |
5714 | | std::mem::size_of::<PaintSkewAroundCenterFixedHeader>() <= PaintSkewAroundCenter::MIN_SIZE |
5715 | | ); |
5716 | | |
5717 | | /// [PaintSkewAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-28-to-31-paintskew-paintvarskew-paintskewaroundcenter-paintvarskewaroundcenter) table |
5718 | | #[derive(Clone)] |
5719 | | pub struct PaintSkewAroundCenter<'a> { |
5720 | | data: TableDataRef<'a, PaintSkewAroundCenterFixedHeader>, |
5721 | | } |
5722 | | |
5723 | | #[allow(clippy::needless_lifetimes)] |
5724 | | impl<'a> PaintSkewAroundCenter<'a> { |
5725 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
5726 | | + Offset24::RAW_BYTE_LEN |
5727 | | + F2Dot14::RAW_BYTE_LEN |
5728 | | + F2Dot14::RAW_BYTE_LEN |
5729 | | + FWord::RAW_BYTE_LEN |
5730 | | + FWord::RAW_BYTE_LEN); |
5731 | | basic_table_impls!(impl_the_methods); |
5732 | | |
5733 | | /// Set to 30. |
5734 | 0 | pub fn format(&self) -> u8 { |
5735 | 0 | self.data.header().format |
5736 | 0 | } |
5737 | | |
5738 | | /// Offset to a Paint subtable. |
5739 | 13 | pub fn paint_offset(&self) -> Offset24 { |
5740 | 13 | self.data.header().paint_offset.get() |
5741 | 13 | } |
5742 | | |
5743 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5744 | 13 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5745 | 13 | let data = self.offset_data(); |
5746 | 13 | self.paint_offset().resolve(data) |
5747 | 13 | } |
5748 | | |
5749 | | /// Angle of skew in the direction of the x-axis, 180° in |
5750 | | /// counter-clockwise degrees per 1.0 of value. |
5751 | 13 | pub fn x_skew_angle(&self) -> F2Dot14 { |
5752 | 13 | self.data.header().x_skew_angle.get() |
5753 | 13 | } |
5754 | | |
5755 | | /// Angle of skew in the direction of the y-axis, 180° in |
5756 | | /// counter-clockwise degrees per 1.0 of value. |
5757 | 13 | pub fn y_skew_angle(&self) -> F2Dot14 { |
5758 | 13 | self.data.header().y_skew_angle.get() |
5759 | 13 | } |
5760 | | |
5761 | | /// x coordinate for the center of rotation. |
5762 | 13 | pub fn center_x(&self) -> FWord { |
5763 | 13 | self.data.header().center_x.get() |
5764 | 13 | } |
5765 | | |
5766 | | /// y coordinate for the center of rotation. |
5767 | 13 | pub fn center_y(&self) -> FWord { |
5768 | 13 | self.data.header().center_y.get() |
5769 | 13 | } |
5770 | | |
5771 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5772 | 0 | let start = 0; |
5773 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5774 | 0 | start..end |
5775 | 0 | } |
5776 | | |
5777 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5778 | 0 | let start = self.format_byte_range().end; |
5779 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5780 | 0 | start..end |
5781 | 0 | } |
5782 | | |
5783 | 0 | pub fn x_skew_angle_byte_range(&self) -> Range<usize> { |
5784 | 0 | let start = self.paint_offset_byte_range().end; |
5785 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5786 | 0 | start..end |
5787 | 0 | } |
5788 | | |
5789 | 0 | pub fn y_skew_angle_byte_range(&self) -> Range<usize> { |
5790 | 0 | let start = self.x_skew_angle_byte_range().end; |
5791 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5792 | 0 | start..end |
5793 | 0 | } |
5794 | | |
5795 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
5796 | 0 | let start = self.y_skew_angle_byte_range().end; |
5797 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5798 | 0 | start..end |
5799 | 0 | } |
5800 | | |
5801 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
5802 | 0 | let start = self.center_x_byte_range().end; |
5803 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5804 | 0 | start..end |
5805 | 0 | } |
5806 | | } |
5807 | | |
5808 | | impl Format<u8> for PaintVarSkewAroundCenter<'_> { |
5809 | | const FORMAT: u8 = 31; |
5810 | | } |
5811 | | |
5812 | | impl<'a> MinByteRange<'a> for PaintVarSkewAroundCenter<'a> { |
5813 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5814 | 0 | 0..self.var_index_base_byte_range().end |
5815 | 0 | } |
5816 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5817 | 0 | let range = self.min_byte_range(); |
5818 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5819 | 0 | } |
5820 | | } |
5821 | | |
5822 | | impl ReadArgs for PaintVarSkewAroundCenter<'_> { |
5823 | | type Args = (); |
5824 | | } |
5825 | | |
5826 | | impl<'a> FontRead<'a> for PaintVarSkewAroundCenter<'a> { |
5827 | 9 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5828 | | #[allow(clippy::absurd_extreme_comparisons)] |
5829 | 9 | if data.len() < Self::MIN_SIZE { |
5830 | 0 | return Err(ReadError::OutOfBounds); |
5831 | 9 | } |
5832 | 9 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5833 | 0 | return Err(ReadError::OutOfBounds); |
5834 | | }; |
5835 | 9 | Ok(Self { data }) |
5836 | 9 | } |
5837 | | } |
5838 | | |
5839 | | /// The fields at the start of the table, which are read directly. |
5840 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5841 | | #[repr(C, packed)] |
5842 | | #[doc(hidden)] |
5843 | | pub struct PaintVarSkewAroundCenterFixedHeader { |
5844 | | pub format: u8, |
5845 | | pub paint_offset: BigEndian<Offset24>, |
5846 | | pub x_skew_angle: BigEndian<F2Dot14>, |
5847 | | pub y_skew_angle: BigEndian<F2Dot14>, |
5848 | | pub center_x: BigEndian<FWord>, |
5849 | | pub center_y: BigEndian<FWord>, |
5850 | | pub var_index_base: BigEndian<u32>, |
5851 | | } |
5852 | | |
5853 | | #[allow(clippy::absurd_extreme_comparisons)] |
5854 | | const _: () = assert!( |
5855 | | std::mem::size_of::<PaintVarSkewAroundCenterFixedHeader>() |
5856 | | <= PaintVarSkewAroundCenter::MIN_SIZE |
5857 | | ); |
5858 | | |
5859 | | /// [PaintVarSkewAroundCenter](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#formats-28-to-31-paintskew-paintvarskew-paintskewaroundcenter-paintvarskewaroundcenter) table |
5860 | | #[derive(Clone)] |
5861 | | pub struct PaintVarSkewAroundCenter<'a> { |
5862 | | data: TableDataRef<'a, PaintVarSkewAroundCenterFixedHeader>, |
5863 | | } |
5864 | | |
5865 | | #[allow(clippy::needless_lifetimes)] |
5866 | | impl<'a> PaintVarSkewAroundCenter<'a> { |
5867 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
5868 | | + Offset24::RAW_BYTE_LEN |
5869 | | + F2Dot14::RAW_BYTE_LEN |
5870 | | + F2Dot14::RAW_BYTE_LEN |
5871 | | + FWord::RAW_BYTE_LEN |
5872 | | + FWord::RAW_BYTE_LEN |
5873 | | + u32::RAW_BYTE_LEN); |
5874 | | basic_table_impls!(impl_the_methods); |
5875 | | |
5876 | | /// Set to 31. |
5877 | 0 | pub fn format(&self) -> u8 { |
5878 | 0 | self.data.header().format |
5879 | 0 | } |
5880 | | |
5881 | | /// Offset to a Paint subtable. |
5882 | 9 | pub fn paint_offset(&self) -> Offset24 { |
5883 | 9 | self.data.header().paint_offset.get() |
5884 | 9 | } |
5885 | | |
5886 | | /// Attempt to resolve [`paint_offset`][Self::paint_offset]. |
5887 | 9 | pub fn paint(&self) -> Result<Paint<'a>, ReadError> { |
5888 | 9 | let data = self.offset_data(); |
5889 | 9 | self.paint_offset().resolve(data) |
5890 | 9 | } |
5891 | | |
5892 | | /// Angle of skew in the direction of the x-axis, 180° in |
5893 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
5894 | | /// varIndexBase + 0. |
5895 | 9 | pub fn x_skew_angle(&self) -> F2Dot14 { |
5896 | 9 | self.data.header().x_skew_angle.get() |
5897 | 9 | } |
5898 | | |
5899 | | /// Angle of skew in the direction of the y-axis, 180° in |
5900 | | /// counter-clockwise degrees per 1.0 of value. For variation, use |
5901 | | /// varIndexBase + 1. |
5902 | 9 | pub fn y_skew_angle(&self) -> F2Dot14 { |
5903 | 9 | self.data.header().y_skew_angle.get() |
5904 | 9 | } |
5905 | | |
5906 | | /// x coordinate for the center of rotation. For variation, use |
5907 | | /// varIndexBase + 2. |
5908 | 9 | pub fn center_x(&self) -> FWord { |
5909 | 9 | self.data.header().center_x.get() |
5910 | 9 | } |
5911 | | |
5912 | | /// y coordinate for the center of rotation. For variation, use |
5913 | | /// varIndexBase + 3. |
5914 | 9 | pub fn center_y(&self) -> FWord { |
5915 | 9 | self.data.header().center_y.get() |
5916 | 9 | } |
5917 | | |
5918 | | /// Base index into DeltaSetIndexMap. |
5919 | 9 | pub fn var_index_base(&self) -> u32 { |
5920 | 9 | self.data.header().var_index_base.get() |
5921 | 9 | } |
5922 | | |
5923 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
5924 | 0 | let start = 0; |
5925 | 0 | let end = start + u8::RAW_BYTE_LEN; |
5926 | 0 | start..end |
5927 | 0 | } |
5928 | | |
5929 | 0 | pub fn paint_offset_byte_range(&self) -> Range<usize> { |
5930 | 0 | let start = self.format_byte_range().end; |
5931 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
5932 | 0 | start..end |
5933 | 0 | } |
5934 | | |
5935 | 0 | pub fn x_skew_angle_byte_range(&self) -> Range<usize> { |
5936 | 0 | let start = self.paint_offset_byte_range().end; |
5937 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5938 | 0 | start..end |
5939 | 0 | } |
5940 | | |
5941 | 0 | pub fn y_skew_angle_byte_range(&self) -> Range<usize> { |
5942 | 0 | let start = self.x_skew_angle_byte_range().end; |
5943 | 0 | let end = start + F2Dot14::RAW_BYTE_LEN; |
5944 | 0 | start..end |
5945 | 0 | } |
5946 | | |
5947 | 0 | pub fn center_x_byte_range(&self) -> Range<usize> { |
5948 | 0 | let start = self.y_skew_angle_byte_range().end; |
5949 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5950 | 0 | start..end |
5951 | 0 | } |
5952 | | |
5953 | 0 | pub fn center_y_byte_range(&self) -> Range<usize> { |
5954 | 0 | let start = self.center_x_byte_range().end; |
5955 | 0 | let end = start + FWord::RAW_BYTE_LEN; |
5956 | 0 | start..end |
5957 | 0 | } |
5958 | | |
5959 | 0 | pub fn var_index_base_byte_range(&self) -> Range<usize> { |
5960 | 0 | let start = self.center_y_byte_range().end; |
5961 | 0 | let end = start + u32::RAW_BYTE_LEN; |
5962 | 0 | start..end |
5963 | 0 | } |
5964 | | } |
5965 | | |
5966 | | impl Format<u8> for PaintComposite<'_> { |
5967 | | const FORMAT: u8 = 32; |
5968 | | } |
5969 | | |
5970 | | impl<'a> MinByteRange<'a> for PaintComposite<'a> { |
5971 | 0 | fn min_byte_range(&self) -> Range<usize> { |
5972 | 0 | 0..self.backdrop_paint_offset_byte_range().end |
5973 | 0 | } |
5974 | 0 | fn min_table_bytes(&self) -> &'a [u8] { |
5975 | 0 | let range = self.min_byte_range(); |
5976 | 0 | self.offset_data().as_bytes().get(range).unwrap_or_default() |
5977 | 0 | } |
5978 | | } |
5979 | | |
5980 | | impl ReadArgs for PaintComposite<'_> { |
5981 | | type Args = (); |
5982 | | } |
5983 | | |
5984 | | impl<'a> FontRead<'a> for PaintComposite<'a> { |
5985 | 19 | fn read_with_args(data: FontData<'a>, _: ()) -> Result<Self, ReadError> { |
5986 | | #[allow(clippy::absurd_extreme_comparisons)] |
5987 | 19 | if data.len() < Self::MIN_SIZE { |
5988 | 1 | return Err(ReadError::OutOfBounds); |
5989 | 18 | } |
5990 | 18 | let Some(data) = TableDataRef::new(data.as_bytes()) else { |
5991 | 0 | return Err(ReadError::OutOfBounds); |
5992 | | }; |
5993 | 18 | Ok(Self { data }) |
5994 | 19 | } |
5995 | | } |
5996 | | |
5997 | | /// The fields at the start of the table, which are read directly. |
5998 | | #[derive(Clone, Copy, bytemuck :: AnyBitPattern)] |
5999 | | #[repr(C, packed)] |
6000 | | #[doc(hidden)] |
6001 | | pub struct PaintCompositeFixedHeader { |
6002 | | pub format: u8, |
6003 | | pub source_paint_offset: BigEndian<Offset24>, |
6004 | | pub composite_mode: BigEndian<CompositeMode>, |
6005 | | pub backdrop_paint_offset: BigEndian<Offset24>, |
6006 | | } |
6007 | | |
6008 | | #[allow(clippy::absurd_extreme_comparisons)] |
6009 | | const _: () = assert!(std::mem::size_of::<PaintCompositeFixedHeader>() <= PaintComposite::MIN_SIZE); |
6010 | | |
6011 | | /// [PaintComposite](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#format-32-paintcomposite) table |
6012 | | #[derive(Clone)] |
6013 | | pub struct PaintComposite<'a> { |
6014 | | data: TableDataRef<'a, PaintCompositeFixedHeader>, |
6015 | | } |
6016 | | |
6017 | | #[allow(clippy::needless_lifetimes)] |
6018 | | impl<'a> PaintComposite<'a> { |
6019 | | pub const MIN_SIZE: usize = (u8::RAW_BYTE_LEN |
6020 | | + Offset24::RAW_BYTE_LEN |
6021 | | + CompositeMode::RAW_BYTE_LEN |
6022 | | + Offset24::RAW_BYTE_LEN); |
6023 | | basic_table_impls!(impl_the_methods); |
6024 | | |
6025 | | /// Set to 32. |
6026 | 0 | pub fn format(&self) -> u8 { |
6027 | 0 | self.data.header().format |
6028 | 0 | } |
6029 | | |
6030 | | /// Offset to a source Paint table. |
6031 | 18 | pub fn source_paint_offset(&self) -> Offset24 { |
6032 | 18 | self.data.header().source_paint_offset.get() |
6033 | 18 | } |
6034 | | |
6035 | | /// Attempt to resolve [`source_paint_offset`][Self::source_paint_offset]. |
6036 | 18 | pub fn source_paint(&self) -> Result<Paint<'a>, ReadError> { |
6037 | 18 | let data = self.offset_data(); |
6038 | 18 | self.source_paint_offset().resolve(data) |
6039 | 18 | } |
6040 | | |
6041 | | /// A CompositeMode enumeration value. |
6042 | 3 | pub fn composite_mode(&self) -> CompositeMode { |
6043 | 3 | self.data.header().composite_mode.get() |
6044 | 3 | } |
6045 | | |
6046 | | /// Offset to a backdrop Paint table. |
6047 | 3 | pub fn backdrop_paint_offset(&self) -> Offset24 { |
6048 | 3 | self.data.header().backdrop_paint_offset.get() |
6049 | 3 | } |
6050 | | |
6051 | | /// Attempt to resolve [`backdrop_paint_offset`][Self::backdrop_paint_offset]. |
6052 | 3 | pub fn backdrop_paint(&self) -> Result<Paint<'a>, ReadError> { |
6053 | 3 | let data = self.offset_data(); |
6054 | 3 | self.backdrop_paint_offset().resolve(data) |
6055 | 3 | } |
6056 | | |
6057 | 0 | pub fn format_byte_range(&self) -> Range<usize> { |
6058 | 0 | let start = 0; |
6059 | 0 | let end = start + u8::RAW_BYTE_LEN; |
6060 | 0 | start..end |
6061 | 0 | } |
6062 | | |
6063 | 0 | pub fn source_paint_offset_byte_range(&self) -> Range<usize> { |
6064 | 0 | let start = self.format_byte_range().end; |
6065 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
6066 | 0 | start..end |
6067 | 0 | } |
6068 | | |
6069 | 0 | pub fn composite_mode_byte_range(&self) -> Range<usize> { |
6070 | 0 | let start = self.source_paint_offset_byte_range().end; |
6071 | 0 | let end = start + CompositeMode::RAW_BYTE_LEN; |
6072 | 0 | start..end |
6073 | 0 | } |
6074 | | |
6075 | 0 | pub fn backdrop_paint_offset_byte_range(&self) -> Range<usize> { |
6076 | 0 | let start = self.composite_mode_byte_range().end; |
6077 | 0 | let end = start + Offset24::RAW_BYTE_LEN; |
6078 | 0 | start..end |
6079 | 0 | } |
6080 | | } |
6081 | | |
6082 | | /// [CompositeMode](https://learn.microsoft.com/en-us/typography/opentype/spec/colr#format-32-paintcomposite) enumeration |
6083 | | #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)] |
6084 | | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] |
6085 | | #[repr(u8)] |
6086 | | #[allow(clippy::manual_non_exhaustive)] |
6087 | | pub enum CompositeMode { |
6088 | | Clear = 0, |
6089 | | Src = 1, |
6090 | | Dest = 2, |
6091 | | #[default] |
6092 | | SrcOver = 3, |
6093 | | DestOver = 4, |
6094 | | SrcIn = 5, |
6095 | | DestIn = 6, |
6096 | | SrcOut = 7, |
6097 | | DestOut = 8, |
6098 | | SrcAtop = 9, |
6099 | | DestAtop = 10, |
6100 | | Xor = 11, |
6101 | | Plus = 12, |
6102 | | Screen = 13, |
6103 | | Overlay = 14, |
6104 | | Darken = 15, |
6105 | | Lighten = 16, |
6106 | | ColorDodge = 17, |
6107 | | ColorBurn = 18, |
6108 | | HardLight = 19, |
6109 | | SoftLight = 20, |
6110 | | Difference = 21, |
6111 | | Exclusion = 22, |
6112 | | Multiply = 23, |
6113 | | HslHue = 24, |
6114 | | HslSaturation = 25, |
6115 | | HslColor = 26, |
6116 | | HslLuminosity = 27, |
6117 | | #[doc(hidden)] |
6118 | | /// If font data is malformed we will map unknown values to this variant |
6119 | | Unknown, |
6120 | | } |
6121 | | |
6122 | | impl CompositeMode { |
6123 | | /// Create from a raw scalar. |
6124 | | /// |
6125 | | /// This will never fail; unknown values will be mapped to the `Unknown` variant |
6126 | 3 | pub fn new(raw: u8) -> Self { |
6127 | 3 | match raw { |
6128 | 3 | 0 => Self::Clear, |
6129 | 0 | 1 => Self::Src, |
6130 | 0 | 2 => Self::Dest, |
6131 | 0 | 3 => Self::SrcOver, |
6132 | 0 | 4 => Self::DestOver, |
6133 | 0 | 5 => Self::SrcIn, |
6134 | 0 | 6 => Self::DestIn, |
6135 | 0 | 7 => Self::SrcOut, |
6136 | 0 | 8 => Self::DestOut, |
6137 | 0 | 9 => Self::SrcAtop, |
6138 | 0 | 10 => Self::DestAtop, |
6139 | 0 | 11 => Self::Xor, |
6140 | 0 | 12 => Self::Plus, |
6141 | 0 | 13 => Self::Screen, |
6142 | 0 | 14 => Self::Overlay, |
6143 | 0 | 15 => Self::Darken, |
6144 | 0 | 16 => Self::Lighten, |
6145 | 0 | 17 => Self::ColorDodge, |
6146 | 0 | 18 => Self::ColorBurn, |
6147 | 0 | 19 => Self::HardLight, |
6148 | 0 | 20 => Self::SoftLight, |
6149 | 0 | 21 => Self::Difference, |
6150 | 0 | 22 => Self::Exclusion, |
6151 | 0 | 23 => Self::Multiply, |
6152 | 0 | 24 => Self::HslHue, |
6153 | 0 | 25 => Self::HslSaturation, |
6154 | 0 | 26 => Self::HslColor, |
6155 | 0 | 27 => Self::HslLuminosity, |
6156 | 0 | _ => Self::Unknown, |
6157 | | } |
6158 | 3 | } |
6159 | | } |
6160 | | |
6161 | | impl font_types::Scalar for CompositeMode { |
6162 | | type Raw = <u8 as font_types::Scalar>::Raw; |
6163 | 0 | fn to_raw(self) -> Self::Raw { |
6164 | 0 | (self as u8).to_raw() |
6165 | 0 | } |
6166 | 3 | fn from_raw(raw: Self::Raw) -> Self { |
6167 | 3 | let t = <u8>::from_raw(raw); |
6168 | 3 | Self::new(t) |
6169 | 3 | } |
6170 | | } |