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=34479d5aa23ce9f5e334b0786c9edb22
5REG_FIDDLE(Bitmap_tryAllocPixels, 256, 256, false, 3) {
6void draw(SkCanvas* canvas) {
7    SkBitmap bitmap;
8    SkImageInfo info = SkImageInfo::Make(64, 256, kGray_8_SkColorType, kOpaque_SkAlphaType);
9    if (bitmap.tryAllocPixels(info, 0)) {
10        SkCanvas offscreen(bitmap);
11        offscreen.scale(.5f, .5f);
12        for (int x : { 0, 64, 128, 192 } ) {
13            offscreen.drawImage(source.asImage(), -x, 0);
14            canvas->drawImage(bitmap.asImage(), x, 0);
15        }
16    }
17}
18}  // END FIDDLE
19