Picture_serialize.cpp

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// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
REG_FIDDLE(Picture_serialize, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
    SkPictureRecorder recorder;
    SkCanvas* pictureCanvas = recorder.beginRecording({0, 0, 256, 256});
    SkPaint paint;
    pictureCanvas->drawRect(SkRect::MakeWH(200, 200), paint);
    paint.setColor(SK_ColorWHITE);
    pictureCanvas->drawRect(SkRect::MakeLTRB(20, 20, 180, 180), paint);
    sk_sp<SkPicture> picture = recorder.finishRecordingAsPicture();
    SkSerialProcs sProcs;
    // One would override serialization behavior for images, typefaces, or even SkPictures
    // themselves if desired by setting the fields on sProcs.
    sk_sp<SkData> readableData = picture->serialize(&sProcs);
    sk_sp<SkPicture> copy = SkPicture::MakeFromData(readableData->data(), readableData->size());
    copy->playback(canvas);
}
}  // END FIDDLE