gecko/gfx/2d/PathSkia.h

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#ifndef MOZILLA_GFX_PATH_SKIA_H_
#define MOZILLA_GFX_PATH_SKIA_H_

#include "2D.h"
#include "skia/SkPath.h"

namespace mozilla {
namespace gfx {

class PathSkia;

class PathBuilderSkia : public PathBuilder
{
public:
  PathBuilderSkia(const Matrix& aTransform, const SkPath& aPath, FillRule aFillRule);
  PathBuilderSkia(FillRule aFillRule);

  virtual void MoveTo(const Point &aPoint);
  virtual void LineTo(const Point &aPoint);
  virtual void BezierTo(const Point &aCP1,
                        const Point &aCP2,
                        const Point &aCP3);
  virtual void QuadraticBezierTo(const Point &aCP1,
                                 const Point &aCP2);
  virtual void Close();
  virtual void Arc(const Point &aOrigin, float aRadius, float aStartAngle,
                   float aEndAngle, bool aAntiClockwise = false);
  virtual Point CurrentPoint() const;
  virtual TemporaryRef<Path> Finish();

private:
  void SetFillRule(FillRule aFillRule);

  SkPath mPath;
  FillRule mFillRule;
};

class PathSkia : public Path
{
public:
  PathSkia(SkPath& aPath, FillRule aFillRule)
    : mFillRule(aFillRule)
  {
    mPath.swap(aPath);
  }
  
  virtual BackendType GetBackendType() const { return BACKEND_SKIA; }

  virtual TemporaryRef<PathBuilder> CopyToBuilder(FillRule aFillRule = FILL_WINDING) const;
  virtual TemporaryRef<PathBuilder> TransformedCopyToBuilder(const Matrix &aTransform,
                                                             FillRule aFillRule = FILL_WINDING) const;

  virtual bool ContainsPoint(const Point &aPoint, const Matrix &aTransform) const;
  
  virtual Rect GetBounds(const Matrix &aTransform = Matrix()) const;
  
  virtual Rect GetStrokedBounds(const StrokeOptions &aStrokeOptions,
                                const Matrix &aTransform = Matrix()) const;

  virtual FillRule GetFillRule() const { return mFillRule; }

  const SkPath& GetPath() const { return mPath; }

private:
  friend class DrawTargetSkia;
  
  SkPath mPath;
  FillRule mFillRule;
};

}
}

#endif /* MOZILLA_GFX_PATH_SKIA_H_ */