/src/mozilla-central/gfx/layers/basic/X11TextureSourceBasic.cpp
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1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
3 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
4 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #include "X11TextureSourceBasic.h" |
8 | | #include "gfxXlibSurface.h" |
9 | | #include "gfx2DGlue.h" |
10 | | |
11 | | namespace mozilla { |
12 | | namespace layers { |
13 | | |
14 | | using namespace mozilla::gfx; |
15 | | |
16 | | X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor, gfxXlibSurface* aSurface) |
17 | | : mSurface(aSurface) |
18 | 0 | { |
19 | 0 | } |
20 | | |
21 | | IntSize |
22 | | X11TextureSourceBasic::GetSize() const |
23 | 0 | { |
24 | 0 | return mSurface->GetSize(); |
25 | 0 | } |
26 | | |
27 | | SurfaceFormat |
28 | | X11TextureSourceBasic::GetFormat() const |
29 | 0 | { |
30 | 0 | gfxContentType type = mSurface->GetContentType(); |
31 | 0 | return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type); |
32 | 0 | } |
33 | | |
34 | | SourceSurface* |
35 | | X11TextureSourceBasic::GetSurface(DrawTarget* aTarget) |
36 | 0 | { |
37 | 0 | if (!mSourceSurface) { |
38 | 0 | mSourceSurface = |
39 | 0 | Factory::CreateSourceSurfaceForCairoSurface(mSurface->CairoSurface(), |
40 | 0 | GetSize(), GetFormat()); |
41 | 0 | } |
42 | 0 | return mSourceSurface; |
43 | 0 | } |
44 | | |
45 | | SurfaceFormat |
46 | | X11TextureSourceBasic::ContentTypeToSurfaceFormat(gfxContentType aType) |
47 | | { |
48 | | switch (aType) { |
49 | | case gfxContentType::COLOR: |
50 | | return SurfaceFormat::B8G8R8X8; |
51 | | case gfxContentType::ALPHA: |
52 | | return SurfaceFormat::A8; |
53 | | case gfxContentType::COLOR_ALPHA: |
54 | | return SurfaceFormat::B8G8R8A8; |
55 | | default: |
56 | | return SurfaceFormat::UNKNOWN; |
57 | | } |
58 | | } |
59 | | |
60 | | } |
61 | | } |