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third_party
skia
docs
examples
sweep_gradient_talk_lots.cpp
Go to the documentation of this file.
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// Copyright 2020 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "
tools/fiddle/examples.h
"
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#include <random>
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REG_FIDDLE
(sweep_gradient_talk_lots, 256, 256,
false
, 0) {
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void
draw
(
SkCanvas
* canvas) {
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std::default_random_engine rng;
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const
auto
randOpaqueColor = [&rng]() ->
SkColor
{
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return
std::uniform_int_distribution<uint32_t>(0, 0xFFFFFF)(rng) | 0xFF000000;
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};
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SkColor
colors[100];
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for
(
auto
&
color
: colors) {
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color
= randOpaqueColor();
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}
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float
cx = 128, cy = 128;
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SkPaint
paint
;
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paint
.setShader(
SkGradientShader::MakeSweep
(cx, cy, colors,
nullptr
, 100));
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canvas->
drawPaint
(
paint
);
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}
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}
// END FIDDLE
color
SkColor4f color
Definition
ImageShaderTest.cpp:28
SkColor
uint32_t SkColor
Definition
SkColor.h:37
draw
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition
aaclip.cpp:27
SkCanvas
Definition
SkCanvas.h:106
SkCanvas::drawPaint
void drawPaint(const SkPaint &paint)
Definition
SkCanvas.cpp:1992
SkGradientShader::MakeSweep
static sk_sp< SkShader > MakeSweep(SkScalar cx, SkScalar cy, const SkColor colors[], const SkScalar pos[], int count, SkTileMode mode, SkScalar startAngle, SkScalar endAngle, uint32_t flags, const SkMatrix *localMatrix)
Definition
SkSweepGradient.cpp:158
SkPaint
Definition
SkPaint.h:44
paint
const Paint & paint
Definition
color_source.cc:38
examples.h
REG_FIDDLE
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition
examples.h:60
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