Plumb drawArc to SkDevice

src/core/SkPicturePlayback.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkPatchUtils.h"
 #include "SkPictureData.h"
@@ skipping 170 matching lines @@
             canvas->concat(matrix);
             break;
         }
         case DRAW_ANNOTATION: {
             SkRect rect;
             reader->readRect(&rect);
             SkString key;
             reader->readString(&key);
             canvas->drawAnnotation(rect, key.c_str(), reader->readByteArrayAsData().get());
         } break;
+        case DRAW_ARC: {
+            const SkPaint* paint = fPictureData->getPaint(reader);
+            SkRect rect;
+            reader->readRect(&rect);
+            SkScalar startAngle = reader->readScalar();
+            SkScalar sweepAngle = reader->readScalar();
+            int useCenter = reader->readInt();
+            if (paint) {
+                canvas->drawArc(rect, startAngle, sweepAngle, SkToBool(useCenter), *paint);
+            }
+        } break;
         case DRAW_ATLAS: {
             const SkPaint* paint = fPictureData->getPaint(reader);
             const SkImage* atlas = fPictureData->getImage(reader);
             const uint32_t flags = reader->readUInt();
             const int count = reader->readUInt();
             const SkRSXform* xform = (const SkRSXform*)reader->skip(count * sizeof(SkRSXform));
             const SkRect* tex = (const SkRect*)reader->skip(count * sizeof(SkRect));
             const SkColor* colors = nullptr;
             SkXfermode::Mode mode = SkXfermode::kDst_Mode;
             if (flags & DRAW_ATLAS_HAS_COLORS) {
@@ skipping 437 matching lines @@
         case TRANSLATE_Z: {
 #ifdef SK_EXPERIMENTAL_SHADOWING
             SkScalar dz = reader->readScalar();
             canvas->translateZ(dz);
 #endif
         } break;
         default:
             SkASSERTF(false, "Unknown draw type: %d", op);
     }
 }