1 /*
2 * Copyright 2014 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 "PathOpsExtendedTest.h"
9 #include "PathOpsTestCommon.h"
10 #include "SkBitmap.h"
11 #include "Test.h"
12
DEF_TEST(PathOpsBuilder,reporter)13 DEF_TEST(PathOpsBuilder, reporter) {
14 SkOpBuilder builder;
15 SkPath result;
16 REPORTER_ASSERT(reporter, builder.resolve(&result));
17 REPORTER_ASSERT(reporter, result.isEmpty());
18
19 builder.add(result, kDifference_SkPathOp);
20 REPORTER_ASSERT(reporter, builder.resolve(&result));
21 REPORTER_ASSERT(reporter, result.isEmpty());
22
23 builder.add(result, kUnion_SkPathOp);
24 REPORTER_ASSERT(reporter, builder.resolve(&result));
25 REPORTER_ASSERT(reporter, result.isEmpty());
26
27 SkPath rectPath;
28 rectPath.setFillType(SkPath::kEvenOdd_FillType);
29 rectPath.addRect(0, 1, 2, 3, SkPath::kCW_Direction);
30 builder.add(rectPath, kUnion_SkPathOp);
31 REPORTER_ASSERT(reporter, builder.resolve(&result));
32 bool closed;
33 SkPath::Direction dir;
34 REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
35 REPORTER_ASSERT(reporter, closed);
36 REPORTER_ASSERT(reporter, dir == SkPath::kCW_Direction);
37 REPORTER_ASSERT(reporter, rectPath == result);
38
39 rectPath.reset();
40 rectPath.setFillType(SkPath::kEvenOdd_FillType);
41 rectPath.addRect(0, 1, 2, 3, SkPath::kCCW_Direction);
42 builder.add(rectPath, kUnion_SkPathOp);
43 REPORTER_ASSERT(reporter, builder.resolve(&result));
44 REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
45 REPORTER_ASSERT(reporter, closed);
46 REPORTER_ASSERT(reporter, dir == SkPath::kCCW_Direction);
47 REPORTER_ASSERT(reporter, rectPath == result);
48
49 builder.add(rectPath, kDifference_SkPathOp);
50 REPORTER_ASSERT(reporter, builder.resolve(&result));
51 REPORTER_ASSERT(reporter, result.isEmpty());
52
53 SkPath rect2, rect3;
54 rect2.addRect(2, 1, 4, 3, SkPath::kCW_Direction);
55 rect3.addRect(4, 1, 5, 3, SkPath::kCCW_Direction);
56 builder.add(rectPath, kUnion_SkPathOp);
57 builder.add(rect2, kUnion_SkPathOp);
58 builder.add(rect3, kUnion_SkPathOp);
59 REPORTER_ASSERT(reporter, builder.resolve(&result));
60 REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
61 REPORTER_ASSERT(reporter, closed);
62 SkRect expected;
63 expected.set(0, 1, 5, 3);
64 REPORTER_ASSERT(reporter, result.getBounds() == expected);
65
66 SkPath circle1, circle2, circle3;
67 circle1.addCircle(5, 6, 4, SkPath::kCW_Direction);
68 circle2.addCircle(7, 4, 8, SkPath::kCCW_Direction);
69 circle3.addCircle(6, 5, 6, SkPath::kCW_Direction);
70 SkPath opCompare;
71 Op(circle1, circle2, kUnion_SkPathOp, &opCompare);
72 Op(opCompare, circle3, kDifference_SkPathOp, &opCompare);
73 builder.add(circle1, kUnion_SkPathOp);
74 builder.add(circle2, kUnion_SkPathOp);
75 builder.add(circle3, kDifference_SkPathOp);
76 REPORTER_ASSERT(reporter, builder.resolve(&result));
77 SkBitmap bitmap;
78 int pixelDiff = comparePaths(reporter, __FUNCTION__, opCompare, result, bitmap);
79 REPORTER_ASSERT(reporter, pixelDiff == 0);
80 }
81
DEF_TEST(Issue3838,reporter)82 DEF_TEST(Issue3838, reporter) {
83 SkPath path;
84 path.moveTo(200, 170);
85 path.lineTo(220, 170);
86 path.lineTo(220, 230);
87 path.lineTo(240, 230);
88 path.lineTo(240, 210);
89 path.lineTo(180, 210);
90 path.lineTo(180, 190);
91 path.lineTo(260, 190);
92 path.lineTo(260, 250);
93 path.lineTo(200, 250);
94 path.lineTo(200, 170);
95 path.close();
96 testSimplify(reporter, path, __FUNCTION__);
97 SkPath path3;
98 Simplify(path, &path3);
99 SkPath path2;
100 SkOpBuilder builder;
101 builder.add(path, kUnion_SkPathOp);
102 builder.resolve(&path2);
103 SkBitmap bitmap;
104 int pixelDiff = comparePaths(reporter, __FUNCTION__, path, path2, bitmap);
105 REPORTER_ASSERT(reporter, pixelDiff == 0);
106 }
107