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(Bitmap_allocPixels, 256, 256, false, 3) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker SkBitmap bitmap;
7*c8dee2aaSAndroid Build Coastguard Worker SkImageInfo info = SkImageInfo::Make(256, 64, kGray_8_SkColorType, kOpaque_SkAlphaType);
8*c8dee2aaSAndroid Build Coastguard Worker bitmap.allocPixels(info, info.width() * info.bytesPerPixel() + 64);
9*c8dee2aaSAndroid Build Coastguard Worker SkCanvas offscreen(bitmap);
10*c8dee2aaSAndroid Build Coastguard Worker offscreen.scale(.5f, .5f);
11*c8dee2aaSAndroid Build Coastguard Worker for (int y : { 0, 64, 128, 192 } ) {
12*c8dee2aaSAndroid Build Coastguard Worker offscreen.drawImage(source.asImage(), 0, -y);
13*c8dee2aaSAndroid Build Coastguard Worker canvas->drawImage(bitmap.asImage(), 0, y);
14*c8dee2aaSAndroid Build Coastguard Worker }
15*c8dee2aaSAndroid Build Coastguard Worker }
16*c8dee2aaSAndroid Build Coastguard Worker } // END FIDDLE
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