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_SOURCESURFACESKIA_H
michael@0: #define _MOZILLA_GFX_SOURCESURFACESKIA_H
michael@0: 
michael@0: #ifdef USE_SKIA_GPU
michael@0: #include "skia/GrContext.h"
michael@0: #include "skia/GrGLInterface.h"
michael@0: #endif
michael@0: 
michael@0: #include "skia/SkCanvas.h"
michael@0: 
michael@0: #include "2D.h"
michael@0: #include "Rect.h"
michael@0: #include "PathSkia.h"
michael@0: #include <sstream>
michael@0: #include <vector>
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: class SourceSurfaceSkia;
michael@0: 
michael@0: class DrawTargetSkia : public DrawTarget
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DrawTargetSkia)
michael@0:   DrawTargetSkia();
michael@0:   virtual ~DrawTargetSkia();
michael@0: 
michael@0:   virtual BackendType GetType() const { return BackendType::SKIA; }
michael@0:   virtual TemporaryRef<SourceSurface> Snapshot();
michael@0:   virtual IntSize GetSize() { return mSize; }
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 = DrawSurfaceOptions(),
michael@0:                            const DrawOptions &aOptions = DrawOptions());
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 CopySurface(SourceSurface *aSurface,
michael@0:                            const IntRect &aSourceRect,
michael@0:                            const IntPoint &aDestination);
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 MaskSurface(const Pattern &aSource,
michael@0:                            SourceSurface *aMask,
michael@0:                            Point aOffset,
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:   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:   virtual TemporaryRef<SourceSurface>
michael@0:     CreateSourceSurfaceFromNativeSurface(const NativeSurface &aSurface) const;
michael@0:   virtual TemporaryRef<DrawTarget>
michael@0:     CreateSimilarDrawTarget(const IntSize &aSize, SurfaceFormat aFormat) const;
michael@0:   virtual TemporaryRef<PathBuilder> CreatePathBuilder(FillRule aFillRule = FillRule::FILL_WINDING) const;
michael@0:   virtual TemporaryRef<GradientStops> CreateGradientStops(GradientStop *aStops, uint32_t aNumStops, ExtendMode aExtendMode = ExtendMode::CLAMP) const;
michael@0:   virtual TemporaryRef<FilterNode> CreateFilter(FilterType aType);
michael@0:   virtual void SetTransform(const Matrix &aTransform);
michael@0:   virtual void *GetNativeSurface(NativeSurfaceType aType);
michael@0: 
michael@0:   bool Init(const IntSize &aSize, SurfaceFormat aFormat);
michael@0:   void Init(unsigned char* aData, const IntSize &aSize, int32_t aStride, SurfaceFormat aFormat);
michael@0: 
michael@0: #ifdef USE_SKIA_GPU
michael@0:   bool InitWithGrContext(GrContext* aGrContext,
michael@0:                          const IntSize &aSize,
michael@0:                          SurfaceFormat aFormat) MOZ_OVERRIDE;
michael@0: #endif
michael@0: 
michael@0:   operator std::string() const {
michael@0:     std::stringstream stream;
michael@0:     stream << "DrawTargetSkia(" << this << ")";
michael@0:     return stream.str();
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   friend class SourceSurfaceSkia;
michael@0:   void SnapshotDestroyed();
michael@0: 
michael@0:   void MarkChanged();
michael@0: 
michael@0:   SkRect SkRectCoveringWholeSurface() const;
michael@0: 
michael@0: #ifdef USE_SKIA_GPU
michael@0:   SkRefPtr<GrContext> mGrContext;
michael@0:   uint32_t mTexture;
michael@0: #endif
michael@0: 
michael@0:   IntSize mSize;
michael@0:   SkRefPtr<SkCanvas> mCanvas;
michael@0:   SourceSurfaceSkia* mSnapshot;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif // _MOZILLA_GFX_SOURCESURFACESKIA_H