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=a803910ada4f8733f0b62456afead55f 5cb93a386Sopenharmony_ciREG_FIDDLE(Surface_MakeRaster, 256, 256, true, 0) { 6cb93a386Sopenharmony_civoid draw(SkCanvas* ) { 7cb93a386Sopenharmony_ci SkImageInfo info = SkImageInfo::MakeN32Premul(3, 3); 8cb93a386Sopenharmony_ci const size_t rowBytes = 64; 9cb93a386Sopenharmony_ci sk_sp<SkSurface> surface(SkSurface::MakeRaster(info, rowBytes, nullptr)); 10cb93a386Sopenharmony_ci SkCanvas* canvas = surface->getCanvas(); 11cb93a386Sopenharmony_ci canvas->clear(SK_ColorWHITE); 12cb93a386Sopenharmony_ci SkPixmap pixmap; 13cb93a386Sopenharmony_ci if (surface->peekPixels(&pixmap)) { 14cb93a386Sopenharmony_ci const uint32_t* colorPtr = pixmap.addr32(); 15cb93a386Sopenharmony_ci SkPMColor pmWhite = colorPtr[0]; 16cb93a386Sopenharmony_ci SkPaint paint; 17cb93a386Sopenharmony_ci canvas->drawPoint(1, 1, paint); 18cb93a386Sopenharmony_ci canvas->flush(); // ensure that point was drawn 19cb93a386Sopenharmony_ci for (int y = 0; y < info.height(); ++y) { 20cb93a386Sopenharmony_ci for (int x = 0; x < info.width(); ++x) { 21cb93a386Sopenharmony_ci SkDebugf("%c", colorPtr[x] == pmWhite ? '-' : 'x'); 22cb93a386Sopenharmony_ci } 23cb93a386Sopenharmony_ci colorPtr += rowBytes / sizeof(colorPtr[0]); 24cb93a386Sopenharmony_ci SkDebugf("\n"); 25cb93a386Sopenharmony_ci } 26cb93a386Sopenharmony_ci } 27cb93a386Sopenharmony_ci} 28cb93a386Sopenharmony_ci} // END FIDDLE 29