1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2019 Google LLC.
2*c8dee2aaSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3*c8dee2aaSAndroid Build Coastguard Worker #include "tools/fiddle/examples.h"
4*c8dee2aaSAndroid Build Coastguard Worker REG_FIDDLE(Canvas_readPixels_b, 256, 256, true, 0) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker canvas->clear(0x8055aaff);
7*c8dee2aaSAndroid Build Coastguard Worker for (SkAlphaType alphaType : { kPremul_SkAlphaType, kUnpremul_SkAlphaType } ) {
8*c8dee2aaSAndroid Build Coastguard Worker uint32_t pixel = 0;
9*c8dee2aaSAndroid Build Coastguard Worker SkImageInfo info = SkImageInfo::Make(1, 1, kBGRA_8888_SkColorType, alphaType);
10*c8dee2aaSAndroid Build Coastguard Worker if (canvas->readPixels(info, &pixel, 4, 0, 0)) {
11*c8dee2aaSAndroid Build Coastguard Worker SkDebugf("pixel = %08x\n", pixel);
12*c8dee2aaSAndroid Build Coastguard Worker }
13*c8dee2aaSAndroid Build Coastguard Worker }
14*c8dee2aaSAndroid Build Coastguard Worker }
15*c8dee2aaSAndroid Build Coastguard Worker } // END FIDDLE
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