skia2/docs/examples/Shader_Methods_a.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

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763 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=c015dc2010c15e1c00b4f7330232b0f7
REG_FIDDLE(Shader_Methods_a, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
SkPoint center = { 50, 50 };
SkScalar radius = 50;
const SkColor colors[] = { 0xFFFFFFFF, 0xFF000000 };
paint.setShader(SkGradientShader::MakeRadial(center, radius, colors,
nullptr, SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode));
for (SkScalar a : { 0.3f, 0.6f, 1.0f } ) {
paint.setAlpha((int) (a * 255));
canvas->drawCircle(center.fX, center.fY, radius, paint);
canvas->translate(70, 70);
}
}
} // END FIDDLE