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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_SOURCESURFACED2D1_H_
#define MOZILLA_GFX_SOURCESURFACED2D1_H_
#include "2D.h"
#include "HelpersD2D.h"
#include <vector>
#include <d3d11.h>
#include <d2d1_1.h>
namespace mozilla {
namespace gfx {
class DrawTargetD2D1;
class SourceSurfaceD2D1 : public SourceSurface {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceD2D1, override)
SourceSurfaceD2D1(ID2D1Image* aImage, ID2D1DeviceContext* aDC,
SurfaceFormat aFormat, const IntSize& aSize,
DrawTargetD2D1* aDT = nullptr);
~SourceSurfaceD2D1();
SurfaceType GetType() const override { return SurfaceType::D2D1_1_IMAGE; }
IntSize GetSize() const override { return mSize; }
SurfaceFormat GetFormat() const override { return mFormat; }
bool IsValid() const override;
already_AddRefed<DataSourceSurface> GetDataSurface() override;
ID2D1Image* GetImage() { return mImage; }
void EnsureIndependent() {
if (!mDrawTarget) return;
DrawTargetWillChange();
}
private:
friend class DrawTargetD2D1;
bool EnsureRealizedBitmap();
// This function is called by the draw target this texture belongs to when
// it is about to be changed. The texture will be required to make a copy
// of itself when this happens.
void DrawTargetWillChange();
// This will mark the surface as no longer depending on its drawtarget,
// this may happen on destruction or copying.
void MarkIndependent();
RefPtr<ID2D1Image> mImage;
// This may be null if we were created for a non-bitmap image and have not
// had a reason yet to realize ourselves.
RefPtr<ID2D1Bitmap1> mRealizedBitmap;
RefPtr<ID2D1DeviceContext> mDC;
// Keep this around to verify whether out image is still valid in the future.
RefPtr<ID2D1Device> mDevice;
const SurfaceFormat mFormat;
const IntSize mSize;
DrawTargetD2D1* mDrawTarget;
std::shared_ptr<Mutex> mSnapshotLock;
bool mOwnsCopy;
};
class DataSourceSurfaceD2D1 : public DataSourceSurface {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceD2D1, override)
DataSourceSurfaceD2D1(ID2D1Bitmap1* aMappableBitmap, SurfaceFormat aFormat);
~DataSourceSurfaceD2D1();
SurfaceType GetType() const override { return SurfaceType::DATA; }
IntSize GetSize() const override;
SurfaceFormat GetFormat() const override { return mFormat; }
bool IsValid() const override { return !!mBitmap; }
uint8_t* GetData() override;
int32_t Stride() override;
bool Map(MapType, MappedSurface* aMappedSurface) override;
void Unmap() override;
private:
friend class SourceSurfaceD2DTarget;
void EnsureMapped();
mutable RefPtr<ID2D1Bitmap1> mBitmap;
SurfaceFormat mFormat;
D2D1_MAPPED_RECT mMap;
bool mIsMapped;
bool mImplicitMapped;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_SOURCESURFACED2D2TARGET_H_ */