skia2/docs/examples/Path_ArcSize.cpp

// 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=8e40c546eecd9cc213200717240898ba
REG_FIDDLE(Path_ArcSize, 256, 160, false, 0) {
void draw(SkCanvas* canvas) {
    SkPaint paint;
    paint.setAntiAlias(true);
    paint.setStyle(SkPaint::kStroke_Style);
    for (auto sweep: { SkPathDirection::kCW, SkPathDirection::kCCW } ) {
        for (auto arcSize : { SkPath::kSmall_ArcSize, SkPath::kLarge_ArcSize } ) {
            SkPath path;
            path.moveTo({120, 50});
            path.arcTo(70, 40, 30, arcSize, sweep, 156, 100);
            if (SkPathDirection::kCCW == sweep && SkPath::kLarge_ArcSize == arcSize) {
                paint.setColor(SK_ColorBLUE);
                paint.setStrokeWidth(3);
            }
            canvas->drawPath(path, paint);
         }
    }
}
}  // END FIDDLE