add support for capped hairlines

include/core/SkPathRef.h

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPathRef_DEFINED
 #define SkPathRef_DEFINED
@@ skipping 106 matching lines @@
         void setPathRef(const SkPathRef&);
 
         /** Return the next verb in this iteration of the path. When all
             segments have been visited, return kDone_Verb.
 
             @param  pts The points representing the current verb and/or segment
                         This must not be NULL.
             @return The verb for the current segment
         */
         uint8_t next(SkPoint pts[4]);
+        uint8_t peek() const;
 
         SkScalar conicWeight() const { return *fConicWeights; }
 
     private:
         const SkPoint*  fPts;
         const uint8_t*  fVerbs;
         const uint8_t*  fVerbStop;
         const SkScalar* fConicWeights;
     };
 
@@ skipping 359 matching lines @@
     SkBool8  fIsOval;
     SkBool8  fIsRRect;
     uint8_t  fSegmentMask;
 
     friend class PathRefTest_Private;
     friend class ForceIsRRect_Private; // unit test isRRect
     typedef SkRefCnt INHERITED;
 };
 
 #endif