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: #ifndef MOZILLA_GFX_SOURCESURFACED2D1_H_
michael@0: #define MOZILLA_GFX_SOURCESURFACED2D1_H_
michael@0: 
michael@0: #include "2D.h"
michael@0: #include "HelpersD2D.h"
michael@0: #include <vector>
michael@0: #include <d3d11.h>
michael@0: #include <d2d1_1.h>
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: class DrawTargetD2D1;
michael@0: 
michael@0: class SourceSurfaceD2D1 : public SourceSurface
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceD2D1)
michael@0:   SourceSurfaceD2D1(ID2D1Image* aImage, ID2D1DeviceContext *aDC,
michael@0:                     SurfaceFormat aFormat, const IntSize &aSize,
michael@0:                     DrawTargetD2D1 *aDT = nullptr);
michael@0:   ~SourceSurfaceD2D1();
michael@0: 
michael@0:   virtual SurfaceType GetType() const { return SurfaceType::D2D1_1_IMAGE; }
michael@0:   virtual IntSize GetSize() const { return mSize; }
michael@0:   virtual SurfaceFormat GetFormat() const { return mFormat; }
michael@0:   virtual TemporaryRef<DataSourceSurface> GetDataSurface();
michael@0: 
michael@0:   ID2D1Image *GetImage() { return mImage; }
michael@0: 
michael@0:   void EnsureIndependent() { if (!mDrawTarget) return; DrawTargetWillChange(); }
michael@0: 
michael@0: private:
michael@0:   friend class DrawTargetD2D1;
michael@0: 
michael@0:   void EnsureRealizedBitmap();
michael@0: 
michael@0:   // This function is called by the draw target this texture belongs to when
michael@0:   // it is about to be changed. The texture will be required to make a copy
michael@0:   // of itself when this happens.
michael@0:   void DrawTargetWillChange();
michael@0: 
michael@0:   // This will mark the surface as no longer depending on its drawtarget,
michael@0:   // this may happen on destruction or copying.
michael@0:   void MarkIndependent();
michael@0: 
michael@0:   RefPtr<ID2D1Image> mImage;
michael@0:   // This may be null if we were created for a non-bitmap image and have not
michael@0:   // had a reason yet to realize ourselves.
michael@0:   RefPtr<ID2D1Bitmap1> mRealizedBitmap;
michael@0:   RefPtr<ID2D1DeviceContext> mDC;
michael@0: 
michael@0:   SurfaceFormat mFormat;
michael@0:   IntSize mSize;
michael@0:   RefPtr<DrawTargetD2D1> mDrawTarget;
michael@0: };
michael@0: 
michael@0: class DataSourceSurfaceD2D1 : public DataSourceSurface
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceD2D1)
michael@0:   DataSourceSurfaceD2D1(ID2D1Bitmap1 *aMappableBitmap, SurfaceFormat aFormat);
michael@0:   ~DataSourceSurfaceD2D1();
michael@0: 
michael@0:   virtual SurfaceType GetType() const { return SurfaceType::DATA; }
michael@0:   virtual IntSize GetSize() const;
michael@0:   virtual SurfaceFormat GetFormat() const { return mFormat; }
michael@0:   virtual uint8_t *GetData();
michael@0:   virtual int32_t Stride();
michael@0:   virtual bool Map(MapType, MappedSurface *aMappedSurface);
michael@0:   virtual void Unmap();
michael@0: 
michael@0: private:
michael@0:   friend class SourceSurfaceD2DTarget;
michael@0:   void EnsureMapped();
michael@0: 
michael@0:   mutable RefPtr<ID2D1Bitmap1> mBitmap;
michael@0:   SurfaceFormat mFormat;
michael@0:   D2D1_MAPPED_RECT mMap;
michael@0:   bool mMapped;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif /* MOZILLA_GFX_SOURCESURFACED2D2TARGET_H_ */