third_party/WebKit/Source/platform/graphics/InterceptingCanvas.cpp

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "platform/graphics/InterceptingCanvas.h"
   7
   8 namespace blink {
   9
  10 void InterceptingCanvasBase::unrollDrawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint, SkPicture::AbortCallback* abortCallback)
  11 {
  12     int saveCount = this->getSaveCount();
  13     if (paint) {
  14         SkRect newBounds = picture->cullRect();
  15         if (matrix)
  16             matrix->mapRect(&newBounds);
  17         this->saveLayer(&newBounds, paint);
  18     } else if (matrix) {
  19         this->save();
  20     }
  21     if (matrix)
  22         this->concat(*matrix);
  23
  24     picture->playback(this, abortCallback);
  25
  26     this->restoreToCount(saveCount);
  27 }
  28
  29 } // namespace blink