/src/skia/modules/sksg/include/SkSGClipEffect.h
Line | Count | Source |
1 | | /* |
2 | | * Copyright 2018 Google Inc. |
3 | | * |
4 | | * Use of this source code is governed by a BSD-style license that can be |
5 | | * found in the LICENSE file. |
6 | | */ |
7 | | |
8 | | #ifndef SkSGClipEffect_DEFINED |
9 | | #define SkSGClipEffect_DEFINED |
10 | | |
11 | | #include "modules/sksg/include/SkSGEffectNode.h" |
12 | | |
13 | | namespace sksg { |
14 | | |
15 | | class GeometryNode; |
16 | | |
17 | | /** |
18 | | * Concrete Effect node, applying a clip to its descendants. |
19 | | * |
20 | | */ |
21 | | class ClipEffect final : public EffectNode { |
22 | | public: |
23 | | static sk_sp<ClipEffect> Make(sk_sp<RenderNode> child, sk_sp<GeometryNode> clip, |
24 | 48.4k | bool aa = false) { |
25 | 48.4k | return (child && clip) |
26 | 24.4k | ? sk_sp<ClipEffect>(new ClipEffect(std::move(child), std::move(clip), aa)) |
27 | 24.0k | : nullptr; |
28 | 48.4k | } |
29 | | |
30 | | ~ClipEffect() override; |
31 | | |
32 | | protected: |
33 | | ClipEffect(sk_sp<RenderNode>, sk_sp<GeometryNode>, bool aa); |
34 | | |
35 | | void onRender(SkCanvas*, const RenderContext*) const override; |
36 | | const RenderNode* onNodeAt(const SkPoint&) const override; |
37 | | |
38 | | SkRect onRevalidate(InvalidationController*, const SkMatrix&) override; |
39 | | |
40 | | private: |
41 | | const sk_sp<GeometryNode> fClipNode; |
42 | | const bool fAntiAlias; |
43 | | |
44 | | bool fNoop = false; |
45 | | |
46 | | using INHERITED = EffectNode; |
47 | | }; |
48 | | |
49 | | } // namespace sksg |
50 | | |
51 | | #endif // SkSGClipEffect_DEFINED |