The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/layers/basic/X11TextureSourceBasic.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,69 @@
     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 "X11TextureSourceBasic.h"
    1.10 +#include "mozilla/layers/BasicCompositor.h"
    1.11 +#include "gfxXlibSurface.h"
    1.12 +#include "gfx2DGlue.h"
    1.13 +
    1.14 +using namespace mozilla;
    1.15 +using namespace mozilla::layers;
    1.16 +using namespace mozilla::gfx;
    1.17 +
    1.18 +X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor, gfxXlibSurface* aSurface)
    1.19 +  : mCompositor(aCompositor),
    1.20 +    mSurface(aSurface)
    1.21 +{
    1.22 +}
    1.23 +
    1.24 +IntSize
    1.25 +X11TextureSourceBasic::GetSize() const
    1.26 +{
    1.27 +  return ToIntSize(mSurface->GetSize());
    1.28 +}
    1.29 +
    1.30 +SurfaceFormat
    1.31 +X11TextureSourceBasic::GetFormat() const
    1.32 +{
    1.33 +  gfxContentType type = mSurface->GetContentType();
    1.34 +  return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type);
    1.35 +}
    1.36 +
    1.37 +SourceSurface*
    1.38 +X11TextureSourceBasic::GetSurface(DrawTarget* aTarget)
    1.39 +{
    1.40 +  if (!mSourceSurface) {
    1.41 +    NativeSurface surf;
    1.42 +    surf.mFormat = GetFormat();
    1.43 +    surf.mType = NativeSurfaceType::CAIRO_SURFACE;
    1.44 +    surf.mSurface = mSurface->CairoSurface();
    1.45 +    surf.mSize = GetSize();
    1.46 +    mSourceSurface = aTarget->CreateSourceSurfaceFromNativeSurface(surf);
    1.47 +  }
    1.48 +  return mSourceSurface;
    1.49 +}
    1.50 +
    1.51 +void
    1.52 +X11TextureSourceBasic::SetCompositor(Compositor* aCompositor)
    1.53 +{
    1.54 +  MOZ_ASSERT(aCompositor->GetBackendType() == LayersBackend::LAYERS_BASIC);
    1.55 +  BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor);
    1.56 +  mCompositor = compositor;
    1.57 +}
    1.58 +
    1.59 +SurfaceFormat
    1.60 +X11TextureSourceBasic::ContentTypeToSurfaceFormat(gfxContentType aType)
    1.61 +{
    1.62 +  switch (aType) {
    1.63 +    case gfxContentType::COLOR:
    1.64 +      return SurfaceFormat::B8G8R8X8;
    1.65 +    case gfxContentType::ALPHA:
    1.66 +      return SurfaceFormat::A8;
    1.67 +    case gfxContentType::COLOR_ALPHA:
    1.68 +      return SurfaceFormat::B8G8R8A8;
    1.69 +    default:
    1.70 +      return SurfaceFormat::UNKNOWN;
    1.71 +  }
    1.72 +}