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=c717491f9251604724c9cbde7088ec20
5REG_FIDDLE(Bitmap_allocN32Pixels, 256, 256, false, 0) {
6void draw(SkCanvas* canvas) {
7    SkRandom random;
8    SkBitmap bitmap;
9    bitmap.allocN32Pixels(64, 64);
10    bitmap.eraseColor(SK_ColorTRANSPARENT);
11    for (int y = 0; y < 256; y += 64) {
12        for (int x = 0; x < 256; x += 64) {
13            SkColor color = random.nextU();
14            uint32_t w = random.nextRangeU(4, 32);
15            uint32_t cx = random.nextRangeU(0, 64 - w);
16            uint32_t h = random.nextRangeU(4, 32);
17            uint32_t cy = random.nextRangeU(0, 64 - h);
18            bitmap.erase(color, SkIRect::MakeXYWH(cx, cy, w, h));
19            canvas->drawImage(bitmap.asImage(), x, y);
20        }
21    }
22}
23}  // END FIDDLE
24