1// Copyright 2020 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"
4REG_FIDDLE(draw_a8_bitmap, 256, 256, false, 3) {
5void draw(SkCanvas* canvas) {
6    SkBitmap bitmap;
7    bitmap.allocPixels(SkImageInfo::MakeA8(256, 256));
8    for (int y = 0; y < bitmap.height(); ++y) {
9        for (int x = 0; x < bitmap.width(); ++x) {
10            *bitmap.getAddr8(x, y) = (2 * x + 2 * y) & 0xFF;
11        }
12    }
13    SkPaint paint;
14    paint.setColor(0xFF00FF00);
15    canvas->clear(0xFF000000);
16    canvas->drawImage(bitmap.asImage(), 0, 0, SkSamplingOptions(), &paint);
17}
18}  // END FIDDLE
19