michael@0: /*
michael@0:  * Copyright 2012 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: #ifndef SkPathWriter_DEFINED
michael@0: #define SkPathWriter_DEFINED
michael@0: 
michael@0: #include "SkPath.h"
michael@0: 
michael@0: class SkPathWriter {
michael@0: public:
michael@0:     SkPathWriter(SkPath& path);
michael@0:     void close();
michael@0:     void cubicTo(const SkPoint& pt1, const SkPoint& pt2, const SkPoint& pt3);
michael@0:     void deferredLine(const SkPoint& pt);
michael@0:     void deferredMove(const SkPoint& pt);
michael@0:     void deferredMoveLine(const SkPoint& pt);
michael@0:     bool hasMove() const;
michael@0:     void init();
michael@0:     bool isClosed() const;
michael@0:     bool isEmpty() const { return fEmpty; }
michael@0:     void lineTo();
michael@0:     const SkPath* nativePath() const;
michael@0:     void nudge();
michael@0:     void quadTo(const SkPoint& pt1, const SkPoint& pt2);
michael@0:     bool someAssemblyRequired() const;
michael@0: 
michael@0: private:
michael@0:     bool changedSlopes(const SkPoint& pt) const;
michael@0:     void moveTo();
michael@0: 
michael@0:     SkPath* fPathPtr;
michael@0:     SkPoint fDefer[2];
michael@0:     SkPoint fFirstPt;
michael@0:     int fCloses;
michael@0:     int fMoves;
michael@0:     bool fEmpty;
michael@0:     bool fHasMove;
michael@0:     bool fMoved;
michael@0: };
michael@0: 
michael@0: 
michael@0: #endif /* defined(__PathOps__SkPathWriter__) */