docs/examples/Path_Iter_next.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"

#include <array>

REG_FIDDLE(Path_Iter_next, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
    SkPath path = SkPathBuilder()
                  .moveTo(10, 10)
                  .moveTo(20, 20)
                  .quadTo(10, 20, 30, 40)
                  .moveTo(1, 1)
                  .close()
                  .moveTo(30, 30)
                  .lineTo(30.00001f, 30)
                  .detach();

    SkPath::Iter iter(path, false);
    static constexpr auto verbStr =
            std::to_array<const char*>({"Move", "Line", "Quad", "Conic", "Cubic", "Close", "Done"});
    while (auto rec = iter.next()) {
        SkDebugf("k%s_Verb ", verbStr[(int)rec->fVerb]);
        for (SkPoint p : rec->fPoints) {
            SkDebugf("{%1.8g, %1.8g}, ", p.fX, p.fY);
        }
        SkDebugf("\n");
    }
    SkDebugf("\n");
}
}  // END FIDDLE