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_DRAWTARGETD2D1_H_
michael@0: #define MOZILLA_GFX_DRAWTARGETD2D1_H_
michael@0: 
michael@0: #include "2D.h"
michael@0: #include <d3d11.h>
michael@0: #include <d2d1_1.h>
michael@0: #include "PathD2D.h"
michael@0: #include "HelpersD2D.h"
michael@0: 
michael@0: #include <vector>
michael@0: #include <sstream>
michael@0: 
michael@0: #ifdef _MSC_VER
michael@0: #include <hash_set>
michael@0: #else
michael@0: #include <unordered_set>
michael@0: #endif
michael@0: 
michael@0: struct IDWriteFactory;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: class SourceSurfaceD2D1;
michael@0: class GradientStopsD2D;
michael@0: class ScaledFontDWrite;
michael@0: 
michael@0: const int32_t kLayerCacheSize1 = 5;
michael@0: 
michael@0: class DrawTargetD2D1 : public DrawTarget
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DrawTargetD2D1)
michael@0:   DrawTargetD2D1();
michael@0:   virtual ~DrawTargetD2D1();
michael@0: 
michael@0:   virtual BackendType GetType() const { return BackendType::DIRECT2D1_1; }
michael@0:   virtual TemporaryRef<SourceSurface> Snapshot();
michael@0:   virtual IntSize GetSize() { return mSize; }
michael@0: 
michael@0:   virtual void Flush();
michael@0:   virtual void DrawSurface(SourceSurface *aSurface,
michael@0:                            const Rect &aDest,
michael@0:                            const Rect &aSource,
michael@0:                            const DrawSurfaceOptions &aSurfOptions,
michael@0:                            const DrawOptions &aOptions);
michael@0:   virtual void DrawFilter(FilterNode *aNode,
michael@0:                           const Rect &aSourceRect,
michael@0:                           const Point &aDestPoint,
michael@0:                           const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void DrawSurfaceWithShadow(SourceSurface *aSurface,
michael@0:                                      const Point &aDest,
michael@0:                                      const Color &aColor,
michael@0:                                      const Point &aOffset,
michael@0:                                      Float aSigma,
michael@0:                                      CompositionOp aOperator);
michael@0:   virtual void ClearRect(const Rect &aRect);
michael@0:   virtual void MaskSurface(const Pattern &aSource,
michael@0:                            SourceSurface *aMask,
michael@0:                            Point aOffset,
michael@0:                            const DrawOptions &aOptions = DrawOptions());
michael@0: 
michael@0:   virtual void CopySurface(SourceSurface *aSurface,
michael@0:                            const IntRect &aSourceRect,
michael@0:                            const IntPoint &aDestination);
michael@0: 
michael@0:   virtual void FillRect(const Rect &aRect,
michael@0:                         const Pattern &aPattern,
michael@0:                         const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void StrokeRect(const Rect &aRect,
michael@0:                           const Pattern &aPattern,
michael@0:                           const StrokeOptions &aStrokeOptions = StrokeOptions(),
michael@0:                           const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void StrokeLine(const Point &aStart,
michael@0:                           const Point &aEnd,
michael@0:                           const Pattern &aPattern,
michael@0:                           const StrokeOptions &aStrokeOptions = StrokeOptions(),
michael@0:                           const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void Stroke(const Path *aPath,
michael@0:                       const Pattern &aPattern,
michael@0:                       const StrokeOptions &aStrokeOptions = StrokeOptions(),
michael@0:                       const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void Fill(const Path *aPath,
michael@0:                     const Pattern &aPattern,
michael@0:                     const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void FillGlyphs(ScaledFont *aFont,
michael@0:                           const GlyphBuffer &aBuffer,
michael@0:                           const Pattern &aPattern,
michael@0:                           const DrawOptions &aOptions = DrawOptions(),
michael@0:                           const GlyphRenderingOptions *aRenderingOptions = nullptr);
michael@0:   virtual void Mask(const Pattern &aSource,
michael@0:                     const Pattern &aMask,
michael@0:                     const DrawOptions &aOptions = DrawOptions());
michael@0:   virtual void PushClip(const Path *aPath);
michael@0:   virtual void PushClipRect(const Rect &aRect);
michael@0:   virtual void PopClip();
michael@0: 
michael@0:   virtual TemporaryRef<SourceSurface> CreateSourceSurfaceFromData(unsigned char *aData,
michael@0:                                                                   const IntSize &aSize,
michael@0:                                                                   int32_t aStride,
michael@0:                                                                   SurfaceFormat aFormat) const;
michael@0:   virtual TemporaryRef<SourceSurface> OptimizeSourceSurface(SourceSurface *aSurface) const;
michael@0: 
michael@0:   virtual TemporaryRef<SourceSurface>
michael@0:     CreateSourceSurfaceFromNativeSurface(const NativeSurface &aSurface) const { return nullptr; }
michael@0:   
michael@0:   virtual TemporaryRef<DrawTarget>
michael@0:     CreateSimilarDrawTarget(const IntSize &aSize, SurfaceFormat aFormat) const;
michael@0: 
michael@0:   virtual TemporaryRef<PathBuilder> CreatePathBuilder(FillRule aFillRule = FillRule::FILL_WINDING) const;
michael@0: 
michael@0:   virtual TemporaryRef<GradientStops>
michael@0:     CreateGradientStops(GradientStop *aStops,
michael@0:                         uint32_t aNumStops,
michael@0:                         ExtendMode aExtendMode = ExtendMode::CLAMP) const;
michael@0: 
michael@0:   virtual TemporaryRef<FilterNode> CreateFilter(FilterType aType);
michael@0: 
michael@0:   virtual void *GetNativeSurface(NativeSurfaceType aType) { return nullptr; }
michael@0: 
michael@0:   bool Init(const IntSize &aSize, SurfaceFormat aFormat);
michael@0:   uint32_t GetByteSize() const;
michael@0: 
michael@0:   TemporaryRef<ID2D1Image> GetImageForSurface(SourceSurface *aSurface, Matrix &aSourceTransform,
michael@0:                                               ExtendMode aExtendMode);
michael@0: 
michael@0:   TemporaryRef<ID2D1Image> GetImageForSurface(SourceSurface *aSurface, ExtendMode aExtendMode) {
michael@0:     Matrix mat;
michael@0:     return GetImageForSurface(aSurface, mat, aExtendMode);
michael@0:   }
michael@0: 
michael@0:   static ID2D1Factory1 *factory();
michael@0:   static void CleanupD2D();
michael@0:   static IDWriteFactory *GetDWriteFactory();
michael@0: 
michael@0:   operator std::string() const {
michael@0:     std::stringstream stream;
michael@0:     stream << "DrawTargetD2D 1.1 (" << this << ")";
michael@0:     return stream.str();
michael@0:   }
michael@0: 
michael@0:   static uint64_t mVRAMUsageDT;
michael@0:   static uint64_t mVRAMUsageSS;
michael@0: 
michael@0: private:
michael@0:   friend class SourceSurfaceD2D1;
michael@0: 
michael@0: #ifdef _MSC_VER
michael@0:   typedef stdext::hash_set<DrawTargetD2D1*> TargetSet;
michael@0: #else
michael@0:   typedef std::unordered_set<DrawTargetD2D1*> TargetSet;
michael@0: #endif
michael@0: 
michael@0:   // This function will mark the surface as changing, and make sure any
michael@0:   // copy-on-write snapshots are notified.
michael@0:   void MarkChanged();
michael@0:   void PrepareForDrawing(CompositionOp aOp, const Pattern &aPattern);
michael@0:   void FinalizeDrawing(CompositionOp aOp, const Pattern &aPattern);
michael@0:   void FlushTransformToDC() {
michael@0:     if (mTransformDirty) {
michael@0:       mDC->SetTransform(D2DMatrix(mTransform));
michael@0:       mTransformDirty = false;
michael@0:     }
michael@0:   }
michael@0:   void AddDependencyOnSource(SourceSurfaceD2D1* aSource);
michael@0: 
michael@0:   void PopAllClips();
michael@0:   void PushClipsToDC(ID2D1DeviceContext *aDC);
michael@0:   void PopClipsFromDC(ID2D1DeviceContext *aDC);
michael@0: 
michael@0:   TemporaryRef<ID2D1Brush> CreateBrushForPattern(const Pattern &aPattern, Float aAlpha = 1.0f);
michael@0: 
michael@0:   void PushD2DLayer(ID2D1DeviceContext *aDC, ID2D1Geometry *aGeometry, const D2D1_MATRIX_3X2_F &aTransform);
michael@0: 
michael@0:   IntSize mSize;
michael@0: 
michael@0:   RefPtr<ID3D11Device> mDevice;
michael@0:   RefPtr<ID3D11Texture2D> mTexture;
michael@0:   // This is only valid if mCurrentClippedGeometry is non-null. And will
michael@0:   // only be the intersection of all pixel-aligned retangular clips. This is in
michael@0:   // device space.
michael@0:   IntRect mCurrentClipBounds;
michael@0:   mutable RefPtr<ID2D1DeviceContext> mDC;
michael@0:   RefPtr<ID2D1Bitmap1> mBitmap;
michael@0:   RefPtr<ID2D1Bitmap1> mTempBitmap;
michael@0: 
michael@0:   // We store this to prevent excessive SetTextRenderingParams calls.
michael@0:   RefPtr<IDWriteRenderingParams> mTextRenderingParams;
michael@0: 
michael@0:   // List of pushed clips.
michael@0:   struct PushedClip
michael@0:   {
michael@0:     D2D1_RECT_F mBounds;
michael@0:     union {
michael@0:       // If mPath is non-null, the mTransform member will be used, otherwise
michael@0:       // the mIsPixelAligned member is valid.
michael@0:       D2D1_MATRIX_3X2_F mTransform;
michael@0:       bool mIsPixelAligned;
michael@0:     };
michael@0:     RefPtr<PathD2D> mPath;
michael@0:   };
michael@0:   std::vector<PushedClip> mPushedClips;
michael@0: 
michael@0:   // The latest snapshot of this surface. This needs to be told when this
michael@0:   // target is modified. We keep it alive as a cache.
michael@0:   RefPtr<SourceSurfaceD2D1> mSnapshot;
michael@0:   // A list of targets we need to flush when we're modified.
michael@0:   TargetSet mDependentTargets;
michael@0:   // A list of targets which have this object in their mDependentTargets set
michael@0:   TargetSet mDependingOnTargets;
michael@0: 
michael@0:   // True of the current clip stack is pushed to the main RT.
michael@0:   bool mClipsArePushed;
michael@0:   static ID2D1Factory1 *mFactory;
michael@0:   static IDWriteFactory *mDWriteFactory;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif /* MOZILLA_GFX_DRAWTARGETD2D_H_ */