skia2/docs/examples/sweep_gradient_talk_2.cpp
Hal Canary 6c8422c671 add more docs/examples from named fiddles.
ignore offscreen, srgb, and animated fiddles for now.

Change-Id: I923131b684865698e6cda138b004930e11f504d5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/263713
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
2020-01-14 19:22:26 +00:00

18 lines
690 B
C++

// Copyright 2020 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
REG_FIDDLE(sweep_gradient_talk_2, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
const float s = 1.0f / 6;
SkColor colors[] = {0xFF0000FF, 0xFF0000FF, 0xFF00FF00, 0xFF00FF00,
0xFFFF0000, 0xFFFF0000, 0xFF0000FF, 0xFF0000FF};
float pos[] = {0, s, s, 3 * s, 3 * s, 5 * s, 5 * s, 1};
float cx = 128, cy = 128;
SkPaint paint;
paint.setShader(SkGradientShader::MakeSweep(cx, cy, colors, pos, 8));
paint.setAntiAlias(true);
canvas->drawPaint(paint);
}
} // END FIDDLE