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=0cc2c6a0dffa61a88711534bd3d43b40
5REG_FIDDLE(Bitmap_peekPixels, 256, 256, true, 0) {
6void draw(SkCanvas* canvas) {
7    SkBitmap bitmap;
8    bitmap.allocPixels(SkImageInfo::MakeN32Premul(6, 11));
9    SkCanvas offscreen(bitmap);
10    offscreen.clear(SK_ColorWHITE);
11    SkPaint paint;
12    SkFont font;
13    offscreen.drawString("?", 0, 10, font, paint);
14    SkPixmap pixmap;
15    if (bitmap.peekPixels(&pixmap)) {
16        const SkPMColor* pixels = pixmap.addr32();
17        SkPMColor pmWhite = pixels[0];
18        for (int y = 0; y < bitmap.height(); ++y) {
19            for (int x = 0; x < bitmap.width(); ++x) {
20                SkDebugf("%c", *pixels++ == pmWhite ? '-' : 'x');
21            }
22            SkDebugf("\n");
23        }
24    }
25}
26}  // END FIDDLE
27