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 REG_FIDDLE(Pixmap_reset_2, 256, 64, false, 4) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6 std::vector<int32_t> pixels;
7 pixels.resize(image->height() * image->width() * 4);
8 SkPixmap pixmap(SkImageInfo::Make(image->width(), image->height(), kN32_SkColorType,
9 image->alphaType()), (const void*) &pixels.front(), image->width() * 4);
10 image->readPixels(nullptr, pixmap, 0, 0);
11 int x = 0;
12 for (auto colorType : { kRGBA_8888_SkColorType, kBGRA_8888_SkColorType } ) {
13 pixmap.reset(SkImageInfo::Make(image->width(), image->height(), colorType,
14 image->alphaType()), (const void*) &pixels.front(), image->width() * 4);
15 SkBitmap bitmap;
16 bitmap.installPixels(pixmap);
17 canvas->drawImage(bitmap.asImage(), x, 0);
18 x += 128;
19 }
20 }
21 } // END FIDDLE
22