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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "SkPaint.h"
#include "SkPath.h"
#include "SkRect.h"
#include "SkStroke.h"
static bool equal(const SkRect& a, const SkRect& b) {
return SkScalarNearlyEqual(a.left(), b.left()) &&
SkScalarNearlyEqual(a.top(), b.top()) &&
SkScalarNearlyEqual(a.right(), b.right()) &&
SkScalarNearlyEqual(a.bottom(), b.bottom());
}
static void test_strokerect(skiatest::Reporter* reporter) {
const SkScalar width = SkIntToScalar(10);
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(width);
SkRect r = { 0, 0, SkIntToScalar(200), SkIntToScalar(100) };
SkRect outer(r);
outer.outset(width/2, width/2);
static const SkPaint::Join joins[] = {
SkPaint::kMiter_Join, SkPaint::kRound_Join, SkPaint::kBevel_Join
};
for (size_t i = 0; i < SK_ARRAY_COUNT(joins); ++i) {
paint.setStrokeJoin(joins[i]);
SkPath path, fillPath;
path.addRect(r);
paint.getFillPath(path, &fillPath);
REPORTER_ASSERT(reporter, equal(outer, fillPath.getBounds()));
bool isMiter = SkPaint::kMiter_Join == joins[i];
SkRect nested[2];
REPORTER_ASSERT(reporter, fillPath.isNestedRects(nested) == isMiter);
if (isMiter) {
SkRect inner(r);
inner.inset(width/2, width/2);
REPORTER_ASSERT(reporter, equal(nested[0], outer));
REPORTER_ASSERT(reporter, equal(nested[1], inner));
}
}
}
static void TestStroke(skiatest::Reporter* reporter) {
test_strokerect(reporter);
}
#include "TestClassDef.h"
DEFINE_TESTCLASS("Stroke", TestStrokeClass, TestStroke)
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