michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "X11TextureSourceBasic.h"
michael@0: #include "mozilla/layers/BasicCompositor.h"
michael@0: #include "gfxXlibSurface.h"
michael@0: #include "gfx2DGlue.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::layers;
michael@0: using namespace mozilla::gfx;
michael@0: 
michael@0: X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor, gfxXlibSurface* aSurface)
michael@0:   : mCompositor(aCompositor),
michael@0:     mSurface(aSurface)
michael@0: {
michael@0: }
michael@0: 
michael@0: IntSize
michael@0: X11TextureSourceBasic::GetSize() const
michael@0: {
michael@0:   return ToIntSize(mSurface->GetSize());
michael@0: }
michael@0: 
michael@0: SurfaceFormat
michael@0: X11TextureSourceBasic::GetFormat() const
michael@0: {
michael@0:   gfxContentType type = mSurface->GetContentType();
michael@0:   return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type);
michael@0: }
michael@0: 
michael@0: SourceSurface*
michael@0: X11TextureSourceBasic::GetSurface(DrawTarget* aTarget)
michael@0: {
michael@0:   if (!mSourceSurface) {
michael@0:     NativeSurface surf;
michael@0:     surf.mFormat = GetFormat();
michael@0:     surf.mType = NativeSurfaceType::CAIRO_SURFACE;
michael@0:     surf.mSurface = mSurface->CairoSurface();
michael@0:     surf.mSize = GetSize();
michael@0:     mSourceSurface = aTarget->CreateSourceSurfaceFromNativeSurface(surf);
michael@0:   }
michael@0:   return mSourceSurface;
michael@0: }
michael@0: 
michael@0: void
michael@0: X11TextureSourceBasic::SetCompositor(Compositor* aCompositor)
michael@0: {
michael@0:   MOZ_ASSERT(aCompositor->GetBackendType() == LayersBackend::LAYERS_BASIC);
michael@0:   BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor);
michael@0:   mCompositor = compositor;
michael@0: }
michael@0: 
michael@0: SurfaceFormat
michael@0: X11TextureSourceBasic::ContentTypeToSurfaceFormat(gfxContentType aType)
michael@0: {
michael@0:   switch (aType) {
michael@0:     case gfxContentType::COLOR:
michael@0:       return SurfaceFormat::B8G8R8X8;
michael@0:     case gfxContentType::ALPHA:
michael@0:       return SurfaceFormat::A8;
michael@0:     case gfxContentType::COLOR_ALPHA:
michael@0:       return SurfaceFormat::B8G8R8A8;
michael@0:     default:
michael@0:       return SurfaceFormat::UNKNOWN;
michael@0:   }
michael@0: }