| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 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 "fiddle/examples.h" |
| 4 | // HASH=34479d5aa23ce9f5e334b0786c9edb22 |
| Hal Canary | a7181e7c | 2019-03-18 16:06:34 -0400 | [diff] [blame] | 5 | REG_FIDDLE(Bitmap_tryAllocPixels, 256, 256, false, 3) { |
| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 6 | void 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.drawBitmap(source, -x, 0); |
| 14 | canvas->drawBitmap(bitmap, x, 0); |
| 15 | } |
| 16 | } |
| 17 | } |
| 18 | } // END FIDDLE |