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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_SOURCESURFACEDUAL_H_
#define MOZILLA_GFX_SOURCESURFACEDUAL_H_
#include "2D.h"
namespace mozilla {
namespace gfx {
class DualSurface;
class DualPattern;
class SourceSurfaceDual : public SourceSurface {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceDual, override)
SourceSurfaceDual(DrawTarget* aDTA, DrawTarget* aDTB)
: mA(aDTA->Snapshot()), mB(aDTB->Snapshot()) {}
SourceSurfaceDual(SourceSurface* aSourceA, SourceSurface* aSourceB)
: mA(aSourceA), mB(aSourceB) {}
virtual SurfaceType GetType() const override { return SurfaceType::DUAL_DT; }
virtual IntSize GetSize() const override { return mA->GetSize(); }
virtual SurfaceFormat GetFormat() const override { return mA->GetFormat(); }
// TODO: This is probably wrong as this was originally only
// used for debugging purposes, but now has legacy relying on
// giving the first type only.
virtual already_AddRefed<DataSourceSurface> GetDataSurface() override {
return mA->GetDataSurface();
}
SourceSurface* GetFirstSurface() {
MOZ_ASSERT(mA->GetType() == mB->GetType());
return mA;
}
bool SameSurfaceTypes() { return mA->GetType() == mB->GetType(); }
private:
friend class DualSurface;
friend class DualPattern;
RefPtr<SourceSurface> mA;
RefPtr<SourceSurface> mB;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_SOURCESURFACEDUAL_H_ */
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