The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,98 @@
     1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
     1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "MacIOSurfaceTextureHostBasic.h"
    1.10 +#include "mozilla/layers/BasicCompositor.h"
    1.11 +#include "mozilla/gfx/MacIOSurface.h"
    1.12 +
    1.13 +namespace mozilla {
    1.14 +namespace layers {
    1.15 +
    1.16 +MacIOSurfaceTextureSourceBasic::MacIOSurfaceTextureSourceBasic(
    1.17 +                                BasicCompositor* aCompositor,
    1.18 +                                MacIOSurface* aSurface)
    1.19 +  : mCompositor(aCompositor)
    1.20 +  , mSurface(aSurface)
    1.21 +{}
    1.22 +
    1.23 +MacIOSurfaceTextureSourceBasic::~MacIOSurfaceTextureSourceBasic()
    1.24 +{
    1.25 +}
    1.26 +
    1.27 +gfx::IntSize
    1.28 +MacIOSurfaceTextureSourceBasic::GetSize() const
    1.29 +{
    1.30 +  return gfx::IntSize(mSurface->GetDevicePixelWidth(),
    1.31 +                      mSurface->GetDevicePixelHeight());
    1.32 +}
    1.33 +
    1.34 +gfx::SurfaceFormat
    1.35 +MacIOSurfaceTextureSourceBasic::GetFormat() const
    1.36 +{
    1.37 +  return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8;
    1.38 +}
    1.39 +
    1.40 +MacIOSurfaceTextureHostBasic::MacIOSurfaceTextureHostBasic(
    1.41 +    TextureFlags aFlags,
    1.42 +    const SurfaceDescriptorMacIOSurface& aDescriptor
    1.43 +)
    1.44 +  : TextureHost(aFlags)
    1.45 +{
    1.46 +  mSurface = MacIOSurface::LookupSurface(aDescriptor.surface(),
    1.47 +                                         aDescriptor.scaleFactor(),
    1.48 +                                         aDescriptor.hasAlpha());
    1.49 +}
    1.50 +
    1.51 +gfx::SourceSurface*
    1.52 +MacIOSurfaceTextureSourceBasic::GetSurface(gfx::DrawTarget* aTarget)
    1.53 +{
    1.54 +  if (!mSourceSurface) {
    1.55 +    mSourceSurface = mSurface->GetAsSurface();
    1.56 +  }
    1.57 +  return mSourceSurface;
    1.58 +}
    1.59 +
    1.60 +void
    1.61 +MacIOSurfaceTextureSourceBasic::SetCompositor(Compositor* aCompositor)
    1.62 +{
    1.63 +  mCompositor = static_cast<BasicCompositor*>(aCompositor);
    1.64 +}
    1.65 +
    1.66 +bool
    1.67 +MacIOSurfaceTextureHostBasic::Lock()
    1.68 +{
    1.69 +  if (!mCompositor) {
    1.70 +    return false;
    1.71 +  }
    1.72 +
    1.73 +  if (!mTextureSource) {
    1.74 +    mTextureSource = new MacIOSurfaceTextureSourceBasic(mCompositor, mSurface);
    1.75 +  }
    1.76 +  return true;
    1.77 +}
    1.78 +
    1.79 +void
    1.80 +MacIOSurfaceTextureHostBasic::SetCompositor(Compositor* aCompositor)
    1.81 +{
    1.82 +  BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor);
    1.83 +  mCompositor = compositor;
    1.84 +  if (mTextureSource) {
    1.85 +    mTextureSource->SetCompositor(compositor);
    1.86 +  }
    1.87 +}
    1.88 +
    1.89 +gfx::SurfaceFormat
    1.90 +MacIOSurfaceTextureHostBasic::GetFormat() const {
    1.91 +  return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8;
    1.92 +}
    1.93 +
    1.94 +gfx::IntSize
    1.95 +MacIOSurfaceTextureHostBasic::GetSize() const {
    1.96 +  return gfx::IntSize(mSurface->GetDevicePixelWidth(),
    1.97 +                      mSurface->GetDevicePixelHeight());
    1.98 +}
    1.99 +
   1.100 +}
   1.101 +}