PaintTest.cpp revision 05b6b4d746867a9fb02e14edfe1bf3685abeb813 
1#include "Test.h"
2#include "SkPath.h"
3#include "SkPaint.h"
4
5// found and fixed for webkit: mishandling when we hit recursion limit on
6// mostly degenerate cubic flatness test
7static void regression_cubic(skiatest::Reporter* reporter) {
8    SkPath path, stroke;
9    SkPaint paint;
10
11    path.moveTo(SkFloatToFixed(460.2881309415525f),
12                SkFloatToFixed(303.250847066498));
13    path.cubicTo(SkFloatToFixed(463.36378422175284),
14                 SkFloatToFixed(302.1169735073363),
15                 SkFloatToFixed(456.32239330810046),
16                 SkFloatToFixed(304.720354932878),
17                 SkFloatToFixed(453.15255460013304),
18                 SkFloatToFixed(305.788586869862));
19
20    SkRect fillR, strokeR;
21    fillR = path.getBounds();
22
23    paint.setStyle(SkPaint::kStroke_Style);
24    paint.setStrokeWidth(SkIntToScalar(2));
25    paint.getFillPath(path, &stroke);
26    strokeR = stroke.getBounds();
27
28    SkRect maxR = fillR;
29    SkScalar miter = SkMaxScalar(SK_Scalar1, paint.getStrokeMiter());
30    SkScalar inset = paint.getStrokeJoin() == SkPaint::kMiter_Join ?
31                            SkScalarMul(paint.getStrokeWidth(), miter) :
32                            paint.getStrokeWidth();
33    maxR.inset(-inset, -inset);
34
35    // test that our stroke didn't explode
36    REPORTER_ASSERT(reporter, maxR.contains(strokeR));
37}
38
39static void TestPaint(skiatest::Reporter* reporter) {
40    // TODO add general paint tests
41
42    // regression tests
43    regression_cubic(reporter);
44}
45
46#include "TestClassDef.h"
47DEFINE_TESTCLASS("Paint", TestPaintClass, TestPaint)
48