1#if 0  // Disabled until updated to use current API.
2// Copyright 2019 Google LLC.
3// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4#include "tools/fiddle/examples.h"
5// HASH=78f3c65fa900610bb52518989b547095
6REG_FIDDLE(Path_arcTo_2_b, 256, 128, false, 0) {
7void draw(SkCanvas* canvas) {
8    SkPaint tangentPaint;
9    tangentPaint.setAntiAlias(true);
10    SkPaint textPaint(tangentPaint);
11    tangentPaint.setStyle(SkPaint::kStroke_Style);
12    tangentPaint.setColor(SK_ColorGRAY);
13    SkPaint arcPaint(tangentPaint);
14    arcPaint.setStrokeWidth(5);
15    arcPaint.setColor(SK_ColorBLUE);
16    SkPath path;
17    SkPoint pts[] = { {156, 20}, {200, 20}, {170, 50} };
18    SkScalar radius = 50;
19    path.moveTo(pts[0]);
20    path.arcTo(pts[1], pts[2], radius);
21    canvas->drawLine(pts[0], pts[1], tangentPaint);
22    canvas->drawLine(pts[1], pts[2], tangentPaint);
23    SkPoint lastPt;
24    (void) path.getLastPt(&lastPt);
25    SkVector radial = pts[2] - pts[1];
26    radial.setLength(radius);
27    SkPoint center = { lastPt.fX - radial.fY, lastPt.fY + radial.fX };
28    canvas->drawLine(lastPt, center, tangentPaint);
29    radial = pts[1] - pts[0];
30    radial.setLength(radius);
31    SkPoint arcStart = { center.fX + radial.fY, center.fY - radial.fX };
32    canvas->drawLine(center, arcStart, tangentPaint);
33    canvas->drawPath(path, arcPaint);
34    canvas->drawString("(x0, y0)", pts[0].fX, pts[0].fY - 7, textPaint);
35    canvas->drawString("(x1, y1)", pts[1].fX + 5, pts[1].fY, textPaint);
36    canvas->drawString("(x2, y2)", pts[2].fX, pts[2].fY + 15, textPaint);
37    canvas->drawString("radius", center.fX + 15, center.fY + 25, textPaint);
38    canvas->drawString("radius", center.fX - 5, center.fY - 20, textPaint);
39}
40}  // END FIDDLE
41#endif  // Disabled until updated to use current API.
42