submodule/skia/docs/examples/Picture_008.cpp

   1 // Copyright 2019 Google LLC.
   2 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
   3 #include "tools/fiddle/examples.h"
   4 // HASH=30b9f1b310187db6aff720a5d67591e2
   5 REG_FIDDLE(Picture_008, 256, 256, false, 0) {
   6 void draw(SkCanvas* canvas) {
   7     SkPictureRecorder recorder;
   8     SkCanvas* pictureCanvas = recorder.beginRecording({0, 0, 256, 256});
   9     SkPaint paint;
  10     pictureCanvas->drawRect(SkRect::MakeWH(200, 200), paint);
  11     paint.setColor(SK_ColorWHITE);
  12     pictureCanvas->drawRect(SkRect::MakeLTRB(20, 20, 180, 180), paint);
  13     sk_sp<SkPicture> picture = recorder.finishRecordingAsPicture();
  14     SkDynamicMemoryWStream writableStream;
  15     picture->serialize(&writableStream);
  16     sk_sp<SkData> readableData = writableStream.detachAsData();
  17     sk_sp<SkPicture> copy = SkPicture::MakeFromData(readableData->data(), readableData->size());
  18     copy->playback(canvas);
  19 }
  20 }  // END FIDDLE