1cb93a386Sopenharmony_ci// Copyright 2019 Google LLC.
2cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h"
4cb93a386Sopenharmony_ci// HASH=102d014d7f753db2a9b9ee08893aaf11
5cb93a386Sopenharmony_ciREG_FIDDLE(Canvas_readPixels_a, 64, 64, false, 0) {
6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
7cb93a386Sopenharmony_ci    canvas->clear(SK_ColorBLUE);
8cb93a386Sopenharmony_ci    SkPaint paint;
9cb93a386Sopenharmony_ci    canvas->drawCircle(32, 32, 28, paint);
10cb93a386Sopenharmony_ci    SkImageInfo info = SkImageInfo::Make(64, 64, kBGRA_8888_SkColorType, kPremul_SkAlphaType);
11cb93a386Sopenharmony_ci    sk_sp<SkData> data(SkData::MakeUninitialized(info.minRowBytes() * info.height()));
12cb93a386Sopenharmony_ci    sk_bzero(data->writable_data(), info.minRowBytes() * info.height());
13cb93a386Sopenharmony_ci    for (int x : { 32, -32 } ) {
14cb93a386Sopenharmony_ci        for (int y : { 32, -32 } ) {
15cb93a386Sopenharmony_ci            canvas->readPixels(info, data->writable_data(), info.minRowBytes(), x, y);
16cb93a386Sopenharmony_ci        }
17cb93a386Sopenharmony_ci    }
18cb93a386Sopenharmony_ci    sk_sp<SkImage> image = SkImage::MakeRasterData(info, data, info.minRowBytes());
19cb93a386Sopenharmony_ci    canvas->drawImage(image, 0, 0);
20cb93a386Sopenharmony_ci}
21cb93a386Sopenharmony_ci}  // END FIDDLE
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