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73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "X11TextureSourceBasic.h"
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#include "gfxXlibSurface.h"
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#include "gfx2DGlue.h"
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namespace mozilla {
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namespace layers {
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using namespace mozilla::gfx;
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X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor, gfxXlibSurface* aSurface)
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: mCompositor(aCompositor),
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mSurface(aSurface)
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{
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}
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IntSize
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X11TextureSourceBasic::GetSize() const
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{
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return mSurface->GetSize();
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}
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SurfaceFormat
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X11TextureSourceBasic::GetFormat() const
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{
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gfxContentType type = mSurface->GetContentType();
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return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type);
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}
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SourceSurface*
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X11TextureSourceBasic::GetSurface(DrawTarget* aTarget)
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{
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if (!mSourceSurface) {
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NativeSurface surf;
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surf.mFormat = GetFormat();
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surf.mType = NativeSurfaceType::CAIRO_SURFACE;
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surf.mSurface = mSurface->CairoSurface();
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surf.mSize = GetSize();
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mSourceSurface = aTarget->CreateSourceSurfaceFromNativeSurface(surf);
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}
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return mSourceSurface;
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}
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void
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X11TextureSourceBasic::SetCompositor(Compositor* aCompositor)
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{
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MOZ_ASSERT(aCompositor->GetBackendType() == LayersBackend::LAYERS_BASIC);
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BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor);
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mCompositor = compositor;
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}
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SurfaceFormat
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X11TextureSourceBasic::ContentTypeToSurfaceFormat(gfxContentType aType)
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{
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switch (aType) {
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case gfxContentType::COLOR:
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return SurfaceFormat::B8G8R8X8;
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case gfxContentType::ALPHA:
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return SurfaceFormat::A8;
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case gfxContentType::COLOR_ALPHA:
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return SurfaceFormat::B8G8R8A8;
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default:
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return SurfaceFormat::UNKNOWN;
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}
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}
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}
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}
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