experimental path-builder

src/core/SkPath.cpp

 /*
  * 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.
  */
 
 #include "SkBuffer.h"
 #include "SkErrorInternals.h"
 #include "SkGeometry.h"
@@ skipping 1823 matching lines @@
         case kClose_Verb:
             break;
         case kDone_Verb:
             SkASSERT(fVerbs == fVerbStop);
             break;
     }
     fPts = srcPts;
     return (Verb)verb;
 }
 
+#include "SkPathIter.h"
+
+SkPathIter::SkPathIter(const SkPath& path)
+    : fCurrPts(path.fPathRef->points())
+    , fNextPts(path.fPathRef->points() + 1)
+    , fConicW(path.fPathRef->conicWeights() - 1)
+    , fVerbs(path.fPathRef->verbs())
+    , fStopVerbs(path.fPathRef->verbsMemBegin())
+    , fPrevPtsPerVerb(0)
+{
+    if (fVerbs != fStopVerbs) {
+        SkASSERT(kMove_SkPathVerb == fVerbs[-1]);
+    }
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 /*
     Format in compressed buffer: [ptCount, verbCount, pts[], verbs[]]
 */
 
 size_t SkPath::writeToMemory(void* storage) const {
     SkDEBUGCODE(this->validate();)
 
     if (nullptr == storage) {
@@ skipping 954 matching lines @@
     switch (this->getFillType()) {
         case SkPath::kEvenOdd_FillType:
         case SkPath::kInverseEvenOdd_FillType:
             w &= 1;
             break;
         default:
             break;
     }
     return SkToBool(w);
 }