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=484d60dab5d846bf28c7a4d48892324a 5cb93a386Sopenharmony_ciREG_FIDDLE(Surface_readPixels_2, 256, 64, false, 0) { 6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) { 7cb93a386Sopenharmony_ci sk_sp<SkSurface> surf(SkSurface::MakeRasterN32Premul(64, 64)); 8cb93a386Sopenharmony_ci auto surfCanvas = surf->getCanvas(); 9cb93a386Sopenharmony_ci surfCanvas->clear(SK_ColorRED); 10cb93a386Sopenharmony_ci SkPaint paint; 11cb93a386Sopenharmony_ci surfCanvas->drawOval({4, 8, 58, 54}, paint); 12cb93a386Sopenharmony_ci SkImageInfo info = SkImageInfo::Make(64, 64, kBGRA_8888_SkColorType, kPremul_SkAlphaType); 13cb93a386Sopenharmony_ci sk_sp<SkData> data(SkData::MakeUninitialized(info.minRowBytes() * info.height())); 14cb93a386Sopenharmony_ci sk_bzero(data->writable_data(), info.minRowBytes() * info.height()); 15cb93a386Sopenharmony_ci for (int x : { 32, -32 } ) { 16cb93a386Sopenharmony_ci for (int y : { 32, -32 } ) { 17cb93a386Sopenharmony_ci surf->readPixels(info, data->writable_data(), info.minRowBytes(), x, y); 18cb93a386Sopenharmony_ci } 19cb93a386Sopenharmony_ci } 20cb93a386Sopenharmony_ci sk_sp<SkImage> image = SkImage::MakeRasterData(info, data, info.minRowBytes()); 21cb93a386Sopenharmony_ci canvas->drawImage(image, 0, 0); 22cb93a386Sopenharmony_ci} 23cb93a386Sopenharmony_ci} // END FIDDLE 24