blob: 3f860d5a9165da7a2324fff6207642d6f03155b2 [file] [log] [blame]
reed@google.com3e71a882012-01-10 18:44:37 +00001/*
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
13static void test_path(SkCanvas* canvas, const SkPath& path) {
14 SkPaint paint;
15 paint.setAntiAlias(true);
16 canvas->drawPath(path, paint);
17
18 paint.setStyle(SkPaint::kStroke_Style);
19 paint.setColor(SK_ColorRED);
20 canvas->drawPath(path, paint);
21}
22
23static void test_rev(SkCanvas* canvas, const SkPath& path) {
24 test_path(canvas, path);
25
26 SkPath rev;
27 rev.reverseAddPath(path);
28 canvas->save();
29 canvas->translate(150, 0);
30 test_path(canvas, rev);
31 canvas->restore();
32}
33
34static void test_rev(SkCanvas* canvas) {
35 SkRect r = { 10, 10, 100, 60 };
36
37 SkPath path;
38
39 path.addRect(r); test_rev(canvas, path);
40
41 canvas->translate(0, 100);
42 path.offset(20, 20);
43 path.addRect(r); test_rev(canvas, path);
44
45 canvas->translate(0, 100);
46 path.reset();
47 path.moveTo(10, 10); path.lineTo(30, 30);
48 path.addOval(r);
49 r.offset(50, 20);
50 path.addOval(r);
51 test_rev(canvas, path);
52
53 SkPaint paint;
54 paint.setTextSize(SkIntToScalar(100));
55 SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
56 SkSafeUnref(paint.setTypeface(hira));
57 path.reset();
58 paint.getTextPath("e", 1, 50, 50, &path);
59 canvas->translate(0, 100);
60 test_rev(canvas, path);
61}
62
63namespace skiagm {
64
65class PathReverseGM : public GM {
66public:
67 PathReverseGM() {
68
69 }
70
71protected:
72 virtual SkString onShortName() {
73 return SkString("path-reverse");
74 }
75
76 virtual SkISize onISize() {
77 return make_isize(640, 480);
78 }
79
80 virtual void onDraw(SkCanvas* canvas) {
caryclark@google.com13130862012-06-06 12:10:45 +000081 if (false) test_rev(canvas); // avoid bit rot, suppress warning
reed@google.com3e71a882012-01-10 18:44:37 +000082 SkRect r = { 10, 10, 100, 60 };
83
84 SkPath path;
85
86 path.addRect(r); test_rev(canvas, path);
87
88 canvas->translate(0, 100);
89 path.offset(20, 20);
90 path.addRect(r); test_rev(canvas, path);
91
92 canvas->translate(0, 100);
93 path.reset();
94 path.moveTo(10, 10); path.lineTo(30, 30);
95 path.addOval(r);
96 r.offset(50, 20);
97 path.addOval(r);
98 test_rev(canvas, path);
99
100 SkPaint paint;
101 paint.setTextSize(SkIntToScalar(100));
102 SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
103 SkSafeUnref(paint.setTypeface(hira));
104 path.reset();
105 paint.getTextPath("e", 1, 50, 50, &path);
106 canvas->translate(0, 100);
107 test_rev(canvas, path);
108 }
109
110private:
111 typedef GM INHERITED;
112};
113
114//////////////////////////////////////////////////////////////////////////////
115
116static GM* MyFactory(void*) { return new PathReverseGM; }
117static GMRegistry reg(MyFactory);
118
119}