1 /*
2  * Copyright 2011 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "gm.h"
9 #include "SkCanvas.h"
10 #include "SkPath.h"
11 #include "SkTypeface.h"
12 
13 /* The hiragino_maru_goth_pro_e path was generated with Mac-specific code:
14  *
15  * paint.setTextSize(SkIntToScalar(100));
16  * paint.setTypeface(SkTypeface::CreateFromName("Hiragino Maru Gothic Pro"));
17  * paint.getTextPath("e", 1, 50, 50, &path);
18  *
19  * The path data is duplicated here to allow the test to
20  * run on all platforms and to remove the bug dependency
21  * should future Macs edit or delete the font.
22  */
hiragino_maru_goth_pro_e()23 static SkPath hiragino_maru_goth_pro_e() {
24     SkPath path;
25     path.moveTo(98.6f, 24.7f);
26     path.cubicTo(101.7f, 24.7f, 103.6f, 22.8f, 103.6f, 19.2f);
27     path.cubicTo(103.6f, 18.9f, 103.6f, 18.7f, 103.6f, 18.4f);
28     path.cubicTo(102.6f, 5.3f, 94.4f, -6.1f, 79.8f, -6.1f);
29     path.cubicTo(63.5f, -6.1f, 54.5f, 6, 54.5f, 23.3f);
30     path.cubicTo(54.5f, 40.6f, 64, 52.2f, 80.4f, 52.2f);
31     path.cubicTo(93.4f, 52.2f, 99.2f, 45.6f, 102.4f, 39);
32     path.cubicTo(102.8f, 38.4f, 102.9f, 37.8f, 102.9f, 37.2f);
33     path.cubicTo(102.9f, 35.4f, 101.5f, 34.2f, 99.8f, 33.7f);
34     path.cubicTo(99.1f, 33.5f, 98.4f, 33.3f, 97.7f, 33.3f);
35     path.cubicTo(96.3f, 33.3f, 95, 34, 94.1f, 35.8f);
36     path.cubicTo(91.7f, 41.1f, 87.7f, 44.7f, 80.5f, 44.7f);
37     path.cubicTo(69.7f, 44.7f, 63.6f, 37, 63.4f, 24.7f);
38     path.lineTo(98.6f, 24.7f);
39     path.close();
40     path.moveTo(63.7f, 17.4f);
41     path.cubicTo(65, 7.6f, 70.2f, 1.2f, 79.8f, 1.2f);
42     path.cubicTo(89, 1.2f, 93.3f, 8.5f, 94.5f, 15.6f);
43     path.cubicTo(94.5f, 15.8f, 94.5f, 16, 94.5f, 16.1f);
44     path.cubicTo(94.5f, 17, 94.1f, 17.4f, 93, 17.4f);
45     path.lineTo(63.7f, 17.4f);
46     path.close();
47     return path;
48 }
49 
test_path(SkCanvas * canvas,const SkPath & path)50 static void test_path(SkCanvas* canvas, const SkPath& path) {
51     SkPaint paint;
52     paint.setAntiAlias(true);
53     canvas->drawPath(path, paint);
54 
55     paint.setStyle(SkPaint::kStroke_Style);
56     paint.setColor(SK_ColorRED);
57     canvas->drawPath(path, paint);
58 }
59 
test_rev(SkCanvas * canvas,const SkPath & path)60 static void test_rev(SkCanvas* canvas, const SkPath& path) {
61     test_path(canvas, path);
62 
63     SkPath rev;
64     rev.reverseAddPath(path);
65     canvas->save();
66     canvas->translate(150, 0);
67     test_path(canvas, rev);
68     canvas->restore();
69 }
70 
71 DEF_SIMPLE_GM_BG_NAME(pathreverse, canvas, 640, 480, SK_ColorWHITE,
72                       SkString("path-reverse")) {
73         SkRect r = { 10, 10, 100, 60 };
74 
75         SkPath path;
76 
77         path.addRect(r); test_rev(canvas, path);
78 
79         canvas->translate(0, 100);
80         path.offset(20, 20);
81         path.addRect(r); test_rev(canvas, path);
82 
83         canvas->translate(0, 100);
84         path.reset();
85         path.moveTo(10, 10); path.lineTo(30, 30);
86         path.addOval(r);
87         r.offset(50, 20);
88         path.addOval(r);
89         test_rev(canvas, path);
90 
91         path = hiragino_maru_goth_pro_e();
92         canvas->translate(0, 100);
93         test_rev(canvas, path);
94 }
95