1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3#include "tools/fiddle/examples.h"
4// HASH=13044dbf68885c0f15322c0633b633a3
5REG_FIDDLE(Path_Iter_const_SkPath, 256, 256, true, 0) {
6void draw(SkCanvas* canvas) {
7    auto debugster = [](const char* prefix, SkPath::Iter& iter) -> void {
8        SkDebugf("%s:\n", prefix);
9        const char* verbStr[] =  { "Move", "Line", "Quad", "Conic", "Cubic", "Close", "Done" };
10        const int pointCount[] = {     1 ,     2 ,     3 ,      3 ,      4 ,      1 ,     0  };
11        SkPath::Verb verb;
12        do {
13           SkPoint points[4];
14           verb = iter.next(points);
15           SkDebugf("k%s_Verb ", verbStr[(int) verb]);
16           for (int i = 0; i < pointCount[(int) verb]; ++i) {
17                SkDebugf("{%g, %g}, ", points[i].fX, points[i].fY);
18           }
19           if (SkPath::kConic_Verb == verb) {
20               SkDebugf("weight = %g", iter.conicWeight());
21           }
22           SkDebugf("\n");
23        } while (SkPath::kDone_Verb != verb);
24        SkDebugf("\n");
25    };
26    SkPath path;
27    path.quadTo(10, 20, 30, 40);
28    SkPath::Iter openIter(path, false);
29    debugster("open", openIter);
30    SkPath::Iter closedIter(path, true);
31    debugster("closed", closedIter);
32}
33}  // END FIDDLE
34