skia2/docs/examples/ImageInfo_computeMinByteSize.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

20 lines
705 B
C++

// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "fiddle/examples.h"
// HASH=fc18640fdde437cb35338aed7c68d399
REG_FIDDLE(ImageInfo_computeMinByteSize, 256, 130, false, 0) {
void draw(SkCanvas* canvas) {
SkImageInfo info = SkImageInfo::MakeN32Premul(2, 2);
const size_t size = info.computeMinByteSize();
SkAutoTMalloc<SkPMColor> storage(size);
SkPMColor* pixels = storage.get();
SkBitmap bitmap;
bitmap.setInfo(info);
bitmap.setPixels(pixels);
bitmap.eraseColor(SK_ColorRED);
canvas->scale(50, 50);
canvas->rotate(8);
canvas->drawBitmap(bitmap, 2, 0);
}
} // END FIDDLE