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_PATHCG_H_
michael@0: #define MOZILLA_GFX_PATHCG_H_
michael@0: 
michael@0: #include <ApplicationServices/ApplicationServices.h>
michael@0: #include "2D.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: class PathCG;
michael@0: 
michael@0: class PathBuilderCG : public PathBuilder
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(PathBuilderCG)
michael@0:   // absorbs a reference of aPath
michael@0:   PathBuilderCG(CGMutablePathRef aPath, FillRule aFillRule)
michael@0:     : mFillRule(aFillRule)
michael@0:   {
michael@0:       mCGPath = aPath;
michael@0:   }
michael@0: 
michael@0:   PathBuilderCG(FillRule aFillRule)
michael@0:     : mFillRule(aFillRule)
michael@0:   {
michael@0:       mCGPath = CGPathCreateMutable();
michael@0:   }
michael@0: 
michael@0:   virtual ~PathBuilderCG();
michael@0: 
michael@0:   virtual void MoveTo(const Point &aPoint);
michael@0:   virtual void LineTo(const Point &aPoint);
michael@0:   virtual void BezierTo(const Point &aCP1,
michael@0:                         const Point &aCP2,
michael@0:                         const Point &aCP3);
michael@0:   virtual void QuadraticBezierTo(const Point &aCP1,
michael@0:                                  const Point &aCP2);
michael@0:   virtual void Close();
michael@0:   virtual void Arc(const Point &aOrigin, Float aRadius, Float aStartAngle,
michael@0:                    Float aEndAngle, bool aAntiClockwise = false);
michael@0:   virtual Point CurrentPoint() const;
michael@0: 
michael@0:   virtual TemporaryRef<Path> Finish();
michael@0: 
michael@0: private:
michael@0:   friend class PathCG;
michael@0:   friend class ScaledFontMac;
michael@0: 
michael@0:   void EnsureActive(const Point &aPoint);
michael@0: 
michael@0:   CGMutablePathRef mCGPath;
michael@0:   Point mCurrentPoint;
michael@0:   Point mBeginPoint;
michael@0:   FillRule mFillRule;
michael@0: };
michael@0: 
michael@0: class PathCG : public Path
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(PathCG)
michael@0:   PathCG(CGMutablePathRef aPath, FillRule aFillRule)
michael@0:     : mPath(aPath)
michael@0:     , mFillRule(aFillRule)
michael@0:   {
michael@0:     CGPathRetain(mPath);
michael@0:   }
michael@0:   virtual ~PathCG() { CGPathRelease(mPath); }
michael@0: 
michael@0:   // Paths will always return BackendType::COREGRAPHICS, but note that they
michael@0:   // are compatible with BackendType::COREGRAPHICS_ACCELERATED backend.
michael@0:   virtual BackendType GetBackendType() const { return BackendType::COREGRAPHICS; }
michael@0: 
michael@0:   virtual TemporaryRef<PathBuilder> CopyToBuilder(FillRule aFillRule = FillRule::FILL_WINDING) const;
michael@0:   virtual TemporaryRef<PathBuilder> TransformedCopyToBuilder(const Matrix &aTransform,
michael@0:                                                              FillRule aFillRule = FillRule::FILL_WINDING) const;
michael@0: 
michael@0:   virtual bool ContainsPoint(const Point &aPoint, const Matrix &aTransform) const;
michael@0:   virtual bool StrokeContainsPoint(const StrokeOptions &aStrokeOptions,
michael@0:                                    const Point &aPoint,
michael@0:                                    const Matrix &aTransform) const;
michael@0:   virtual Rect GetBounds(const Matrix &aTransform = Matrix()) const;
michael@0:   virtual Rect GetStrokedBounds(const StrokeOptions &aStrokeOptions,
michael@0:                                 const Matrix &aTransform = Matrix()) const;
michael@0: 
michael@0:   virtual void StreamToSink(PathSink *aSink) const;
michael@0: 
michael@0:   virtual FillRule GetFillRule() const { return mFillRule; }
michael@0: 
michael@0:   CGMutablePathRef GetPath() const { return mPath; }
michael@0: 
michael@0: private:
michael@0:   friend class DrawTargetCG;
michael@0: 
michael@0:   CGMutablePathRef mPath;
michael@0:   Point mEndPoint;
michael@0:   FillRule mFillRule;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif