1cb93a386Sopenharmony_ci#if 0  // Disabled until updated to use current API.
2cb93a386Sopenharmony_ci// Copyright 2019 Google LLC.
3cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h"
5cb93a386Sopenharmony_ci// HASH=78f3c65fa900610bb52518989b547095
6cb93a386Sopenharmony_ciREG_FIDDLE(Path_arcTo_2_b, 256, 128, false, 0) {
7cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
8cb93a386Sopenharmony_ci    SkPaint tangentPaint;
9cb93a386Sopenharmony_ci    tangentPaint.setAntiAlias(true);
10cb93a386Sopenharmony_ci    SkPaint textPaint(tangentPaint);
11cb93a386Sopenharmony_ci    tangentPaint.setStyle(SkPaint::kStroke_Style);
12cb93a386Sopenharmony_ci    tangentPaint.setColor(SK_ColorGRAY);
13cb93a386Sopenharmony_ci    SkPaint arcPaint(tangentPaint);
14cb93a386Sopenharmony_ci    arcPaint.setStrokeWidth(5);
15cb93a386Sopenharmony_ci    arcPaint.setColor(SK_ColorBLUE);
16cb93a386Sopenharmony_ci    SkPath path;
17cb93a386Sopenharmony_ci    SkPoint pts[] = { {156, 20}, {200, 20}, {170, 50} };
18cb93a386Sopenharmony_ci    SkScalar radius = 50;
19cb93a386Sopenharmony_ci    path.moveTo(pts[0]);
20cb93a386Sopenharmony_ci    path.arcTo(pts[1], pts[2], radius);
21cb93a386Sopenharmony_ci    canvas->drawLine(pts[0], pts[1], tangentPaint);
22cb93a386Sopenharmony_ci    canvas->drawLine(pts[1], pts[2], tangentPaint);
23cb93a386Sopenharmony_ci    SkPoint lastPt;
24cb93a386Sopenharmony_ci    (void) path.getLastPt(&lastPt);
25cb93a386Sopenharmony_ci    SkVector radial = pts[2] - pts[1];
26cb93a386Sopenharmony_ci    radial.setLength(radius);
27cb93a386Sopenharmony_ci    SkPoint center = { lastPt.fX - radial.fY, lastPt.fY + radial.fX };
28cb93a386Sopenharmony_ci    canvas->drawLine(lastPt, center, tangentPaint);
29cb93a386Sopenharmony_ci    radial = pts[1] - pts[0];
30cb93a386Sopenharmony_ci    radial.setLength(radius);
31cb93a386Sopenharmony_ci    SkPoint arcStart = { center.fX + radial.fY, center.fY - radial.fX };
32cb93a386Sopenharmony_ci    canvas->drawLine(center, arcStart, tangentPaint);
33cb93a386Sopenharmony_ci    canvas->drawPath(path, arcPaint);
34cb93a386Sopenharmony_ci    canvas->drawString("(x0, y0)", pts[0].fX, pts[0].fY - 7, textPaint);
35cb93a386Sopenharmony_ci    canvas->drawString("(x1, y1)", pts[1].fX + 5, pts[1].fY, textPaint);
36cb93a386Sopenharmony_ci    canvas->drawString("(x2, y2)", pts[2].fX, pts[2].fY + 15, textPaint);
37cb93a386Sopenharmony_ci    canvas->drawString("radius", center.fX + 15, center.fY + 25, textPaint);
38cb93a386Sopenharmony_ci    canvas->drawString("radius", center.fX - 5, center.fY - 20, textPaint);
39cb93a386Sopenharmony_ci}
40cb93a386Sopenharmony_ci}  // END FIDDLE
41cb93a386Sopenharmony_ci#endif  // Disabled until updated to use current API.
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