skia2/docs/examples/Cubic.cpp
Herb Derby 5623d9e36f Replace SK_ARRAY_COUNT with std::size() for skia/docs
Change-Id: I9569ba4760546be6302c24658e64cb58c7db86e5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/550697
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Herb Derby <herb@google.com>
2022-06-16 20:09:58 +00:00

29 lines
1.1 KiB
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 "tools/fiddle/examples.h"
// HASH=466445ed991d86de08587066392d654a
REG_FIDDLE(Cubic, 256, 160, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setStyle(SkPaint::kStroke_Style);
SkPoint cubicPts[] = {{20, 150}, {90, 10}, {160, 150}, {230, 10}};
SkColor colors[] = { 0xff88ff00, 0xff0088bb, 0xff6600cc, 0xffbb3377 };
for (unsigned i = 0; i < std::size(colors); ++i) {
paint.setColor(0x7fffffff & colors[i]);
paint.setStrokeWidth(1);
for (unsigned j = 0; j < 3; ++j) {
canvas->drawLine(cubicPts[j], cubicPts[j + 1], paint);
}
SkPath path;
path.moveTo(cubicPts[0]);
path.cubicTo(cubicPts[1], cubicPts[2], cubicPts[3]);
paint.setStrokeWidth(3);
paint.setColor(colors[i]);
canvas->drawPath(path, paint);
cubicPts[1].fY += 30;
cubicPts[2].fX += 30;
}
}
} // END FIDDLE