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=481e990e923a0ed34654f4361b94f096 5 REG_FIDDLE(Canvas_readPixels_b, 256, 256, true, 0) { draw(SkCanvas * canvas)6 void draw(SkCanvas* canvas) { 7 canvas->clear(0x8055aaff); 8 for (SkAlphaType alphaType : { kPremul_SkAlphaType, kUnpremul_SkAlphaType } ) { 9 uint32_t pixel = 0; 10 SkImageInfo info = SkImageInfo::Make(1, 1, kBGRA_8888_SkColorType, alphaType); 11 if (canvas->readPixels(info, &pixel, 4, 0, 0)) { 12 SkDebugf("pixel = %08x\n", pixel); 13 } 14 } 15 } 16 } // END FIDDLE 17