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comparison: gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:da47f8599321 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "MacIOSurfaceTextureHostBasic.h" | |
| 7 #include "mozilla/layers/BasicCompositor.h" | |
| 8 #include "mozilla/gfx/MacIOSurface.h" | |
| 9 | |
| 10 namespace mozilla { | |
| 11 namespace layers { | |
| 12 | |
| 13 MacIOSurfaceTextureSourceBasic::MacIOSurfaceTextureSourceBasic( | |
| 14 BasicCompositor* aCompositor, | |
| 15 MacIOSurface* aSurface) | |
| 16 : mCompositor(aCompositor) | |
| 17 , mSurface(aSurface) | |
| 18 {} | |
| 19 | |
| 20 MacIOSurfaceTextureSourceBasic::~MacIOSurfaceTextureSourceBasic() | |
| 21 { | |
| 22 } | |
| 23 | |
| 24 gfx::IntSize | |
| 25 MacIOSurfaceTextureSourceBasic::GetSize() const | |
| 26 { | |
| 27 return gfx::IntSize(mSurface->GetDevicePixelWidth(), | |
| 28 mSurface->GetDevicePixelHeight()); | |
| 29 } | |
| 30 | |
| 31 gfx::SurfaceFormat | |
| 32 MacIOSurfaceTextureSourceBasic::GetFormat() const | |
| 33 { | |
| 34 return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8; | |
| 35 } | |
| 36 | |
| 37 MacIOSurfaceTextureHostBasic::MacIOSurfaceTextureHostBasic( | |
| 38 TextureFlags aFlags, | |
| 39 const SurfaceDescriptorMacIOSurface& aDescriptor | |
| 40 ) | |
| 41 : TextureHost(aFlags) | |
| 42 { | |
| 43 mSurface = MacIOSurface::LookupSurface(aDescriptor.surface(), | |
| 44 aDescriptor.scaleFactor(), | |
| 45 aDescriptor.hasAlpha()); | |
| 46 } | |
| 47 | |
| 48 gfx::SourceSurface* | |
| 49 MacIOSurfaceTextureSourceBasic::GetSurface(gfx::DrawTarget* aTarget) | |
| 50 { | |
| 51 if (!mSourceSurface) { | |
| 52 mSourceSurface = mSurface->GetAsSurface(); | |
| 53 } | |
| 54 return mSourceSurface; | |
| 55 } | |
| 56 | |
| 57 void | |
| 58 MacIOSurfaceTextureSourceBasic::SetCompositor(Compositor* aCompositor) | |
| 59 { | |
| 60 mCompositor = static_cast<BasicCompositor*>(aCompositor); | |
| 61 } | |
| 62 | |
| 63 bool | |
| 64 MacIOSurfaceTextureHostBasic::Lock() | |
| 65 { | |
| 66 if (!mCompositor) { | |
| 67 return false; | |
| 68 } | |
| 69 | |
| 70 if (!mTextureSource) { | |
| 71 mTextureSource = new MacIOSurfaceTextureSourceBasic(mCompositor, mSurface); | |
| 72 } | |
| 73 return true; | |
| 74 } | |
| 75 | |
| 76 void | |
| 77 MacIOSurfaceTextureHostBasic::SetCompositor(Compositor* aCompositor) | |
| 78 { | |
| 79 BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor); | |
| 80 mCompositor = compositor; | |
| 81 if (mTextureSource) { | |
| 82 mTextureSource->SetCompositor(compositor); | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 gfx::SurfaceFormat | |
| 87 MacIOSurfaceTextureHostBasic::GetFormat() const { | |
| 88 return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8; | |
| 89 } | |
| 90 | |
| 91 gfx::IntSize | |
| 92 MacIOSurfaceTextureHostBasic::GetSize() const { | |
| 93 return gfx::IntSize(mSurface->GetDevicePixelWidth(), | |
| 94 mSurface->GetDevicePixelHeight()); | |
| 95 } | |
| 96 | |
| 97 } | |
| 98 } |
