api helpers inspired by blink use-cases

include/core/SkRRect.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 SkRRect_DEFINED
 #define SkRRect_DEFINED
 
@@ skipping 116 matching lines @@
             return;
         }
 
         fRect = rect;
         memset(fRadii, 0, sizeof(fRadii));
         fType = kRect_Type;
 
         SkDEBUGCODE(this->validate();)
     }
 
+    static SkRRect MakeRect(const SkRect& r) {
+        SkRRect rr;
+        rr.setRect(r);
+        return rr;
+    }
+    
     /**
      * Set this RR to match the supplied oval. All x radii will equal half the
      * width and all y radii will equal half the height.
      */
     void setOval(const SkRect& oval) {
         if (oval.isEmpty()) {
             this->setEmpty();
             return;
         }
 
@@ skipping 151 matching lines @@
     // uninitialized data
 
     void computeType();
     bool checkCornerContainment(SkScalar x, SkScalar y) const;
 
     // to access fRadii directly
     friend class SkPath;
 };
 
 #endif