skia2/docs/examples/Shader_Methods_b.cpp
Mike Reed 50acf8f04b add makeShader() to SkBitmap, and deprecate SkShader version
Bug: skia:8937
Change-Id: I42f011e04937a751222bd8ecc6c69b45cf9626a2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206681
Reviewed-by: Brian Salomon <bsalomon@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Mike Reed <reed@google.com>
2019-04-08 17:56:34 +00:00

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808 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=fe80fd80b98a20823db7fb9a077243c7
REG_FIDDLE(Shader_Methods_b, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
SkBitmap bitmap;
bitmap.setInfo(SkImageInfo::MakeA8(5, 1), 5); // bitmap only contains alpha
uint8_t pixels[5] = { 0x22, 0x55, 0x88, 0xBB, 0xFF };
bitmap.setPixels(pixels);
paint.setShader(bitmap.makeShader(SkTileMode::kMirror, SkTileMode::kMirror));
for (SkColor c : { SK_ColorRED, SK_ColorBLUE, SK_ColorGREEN } ) {
paint.setColor(c); // all components in color affect shader
canvas->drawCircle(50, 50, 50, paint);
canvas->translate(70, 70);
}
}
} // END FIDDLE