skia2/docs/examples/skpaint_path_2d_path_effect.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

24 lines
952 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(skpaint_path_2d_path_effect, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkScalar scale = 10.0f;
SkPath path;
static const int8_t pts[] = {2, 2, 1, 3, 0, 3, 2, 1, 3, 1, 4, 0, 4, 1,
5, 1, 4, 2, 4, 3, 2, 5, 2, 4, 3, 3, 2, 3};
path.moveTo(2 * scale, 3 * scale);
for (size_t i = 0; i < sizeof(pts) / sizeof(pts[0]); i += 2) {
path.lineTo(pts[i] * scale, pts[i + 1] * scale);
}
path.close();
SkMatrix matrix = SkMatrix::MakeScale(4 * scale);
SkPaint paint;
paint.setPathEffect(SkPath2DPathEffect::Make(matrix, path));
paint.setAntiAlias(true);
canvas->clear(SK_ColorWHITE);
SkRect bounds{-4 * scale, -4 * scale, 256, 256};
canvas->drawRect(bounds, paint);
}
} // END FIDDLE