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