add SkPath::isRRect

include/core/SkPath.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPath_DEFINED
 #define SkPath_DEFINED
 
@@ skipping 136 matching lines @@
      * @param rect      returns the bounding rect of this oval. It's a circle
      *                  if the height and width are the same.
      *
      * @return true if this path is an oval.
      *              Tracking whether a path is an oval is considered an
      *              optimization for performance and so some paths that are in
      *              fact ovals can report false.
      */
     bool isOval(SkRect* rect) const { return fPathRef->isOval(rect); }
 
+    /** Returns true if the path is a round rect.
+     *
+     * @param rrect  Returns the bounding rect and radii of this round rect.
+     *
+     * @return true if this path is a round rect.
+     *              Tracking whether a path is a round rect is considered an
+     *              optimization for performance and so some paths that are in
+     *              fact round rects can report false.
+     */
+    bool isRRect(SkRRect* rrect) const { return fPathRef->isRRect(rrect); }
+
     /** Clear any lines and curves from the path, making it empty. This frees up
         internal storage associated with those segments.
         On Android, does not change fSourcePath.
     */
     void reset();
 
     /** Similar to reset(), in that all lines and curves are removed from the
         path. However, any internal storage for those lines/curves is retained,
         making reuse of the path potentially faster.
         On Android, does not change fSourcePath.
@@ skipping 744 matching lines @@
         inline const SkPoint& cons_moveTo();
         Verb autoClose(SkPoint pts[2]);
         void consumeDegenerateSegments(bool exact);
         Verb doNext(SkPoint pts[4]);
     };
 
     /** Iterate through the verbs in the path, providing the associated points.
     */
     class SK_API RawIter {
     public:
-        RawIter();
-        RawIter(const SkPath&);
+        RawIter() {}
+        RawIter(const SkPath& path) {
+            setPath(path);
+        }
 
-        void setPath(const SkPath&);
+        void setPath(const SkPath& path) {
+            fRawIter.setPathRef(*path.fPathRef.get());
+        }
 
         /** 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
         */
-        Verb next(SkPoint pts[4]);
+        Verb next(SkPoint pts[4]) {
+            return (Verb) fRawIter.next(pts);
+        }
 
-        SkScalar conicWeight() const { return *fConicWeights; }
+        SkScalar conicWeight() const {
+            return fRawIter.conicWeight();
+        }
 
     private:
-        const SkPoint*  fPts;
-        const uint8_t*  fVerbs;
-        const uint8_t*  fVerbStop;
-        const SkScalar* fConicWeights;
+        SkPathRef::Iter fRawIter;
+        friend class SkPath;
     };
 
     /**
      *  Returns true if the point { x, y } is contained by the path, taking into
      *  account the FillType.
      */
     bool contains(SkScalar x, SkScalar y) const;
 
     void dump(SkWStream* , bool forceClose, bool dumpAsHex) const;
     void dump() const;
@@ skipping 107 matching lines @@
         ed.setBounds(rect);
     }
 
     void setPt(int index, SkScalar x, SkScalar y);
 
     friend class SkAutoPathBoundsUpdate;
     friend class SkAutoDisableOvalCheck;
     friend class SkAutoDisableDirectionCheck;
     friend class SkBench_AddPathTest; // perf test reversePathTo
     friend class PathTest_Private; // unit test reversePathTo
+    friend class ForceIsRRect_Private; // unit test isRRect
 };
 
 #endif