Flutter Engine
The Flutter Engine
Loading...
Searching...
No Matches
Bitmap_eraseARGB.cpp
Go to the documentation of this file.
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.
4// HASH=67277b0a1003f340473a35982533561c
5REG_FIDDLE(Bitmap_eraseARGB, 256, 80, false, 0) {
6void draw(SkCanvas* canvas) {
9 bitmap.eraseARGB(0x7f, 0xff, 0x7f, 0x3f);
10 canvas->scale(50, 50);
11 canvas->drawImage(bitmap.asImage(), 0, 0);
12 canvas->drawImage(bitmap.asImage(), .5f, .5f);
13}
14} // END FIDDLE
@ kPremul_SkAlphaType
pixel components are premultiplied by alpha
Definition SkAlphaType.h:29
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition aaclip.cpp:27
void scale(SkScalar sx, SkScalar sy)
void drawImage(const SkImage *image, SkScalar left, SkScalar top)
Definition SkCanvas.h:1528
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition examples.h:60
static SkImageInfo MakeN32(int width, int height, SkAlphaType at)