skia2/docs/examples/Pixmap_erase_3.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
774 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=f884f3f46a565f052a5e252ae2f36e9b
REG_FIDDLE(Pixmap_erase_3, 256, 50, false, 0) {
void draw(SkCanvas* canvas) {
uint32_t storage[2];
SkImageInfo info = SkImageInfo::MakeN32Premul(1, 2);
SkPixmap pixmap(info, storage, info.minRowBytes());
SkIRect topPixelBounds = {0, 0, 1, 1};
pixmap.erase({ 0.65f, 0.45f, 0.25f, 1 }, &topPixelBounds);
SkIRect bottomPixelBounds = {0, 1, 1, 2};
pixmap.erase({ 0.25f, 0.65f, 0.45f, 1 }, &bottomPixelBounds);
SkBitmap bitmap;
canvas->scale(20, 20);
bitmap.installPixels(pixmap);
canvas->drawBitmap(bitmap, 0, 0);
}
} // END FIDDLE