be15856f61
Change copyrights and license headers from Nokia to Digia Change-Id: If1cc974286d29fd01ec6c19dd4719a67f4c3f00e Reviewed-by: Lars Knoll <lars.knoll@digia.com> Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
1314 lines
38 KiB
C++
1314 lines
38 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
|
|
** Contact: http://www.qt-project.org/legal
|
|
**
|
|
** This file is part of the test suite of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:LGPL$
|
|
** Commercial License Usage
|
|
** Licensees holding valid commercial Qt licenses may use this file in
|
|
** accordance with the commercial license agreement provided with the
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
** a written agreement between you and Digia. For licensing terms and
|
|
** conditions see http://qt.digia.com/licensing. For further information
|
|
** use the contact form at http://qt.digia.com/contact-us.
|
|
**
|
|
** GNU Lesser General Public License Usage
|
|
** Alternatively, this file may be used under the terms of the GNU Lesser
|
|
** General Public License version 2.1 as published by the Free Software
|
|
** Foundation and appearing in the file LICENSE.LGPL included in the
|
|
** packaging of this file. Please review the following information to
|
|
** ensure the GNU Lesser General Public License version 2.1 requirements
|
|
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
|
**
|
|
** In addition, as a special exception, Digia gives you certain additional
|
|
** rights. These rights are described in the Digia Qt LGPL Exception
|
|
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
|
**
|
|
** GNU General Public License Usage
|
|
** Alternatively, this file may be used under the terms of the GNU
|
|
** General Public License version 3.0 as published by the Free Software
|
|
** Foundation and appearing in the file LICENSE.GPL included in the
|
|
** packaging of this file. Please review the following information to
|
|
** ensure the GNU General Public License version 3.0 requirements will be
|
|
** met: http://www.gnu.org/copyleft/gpl.html.
|
|
**
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
#include "private/qpathclipper_p.h"
|
|
#include "paths.h"
|
|
#include "pathcompare.h"
|
|
|
|
#include <QtTest/QtTest>
|
|
|
|
#include <qpainterpath.h>
|
|
#include <qpolygon.h>
|
|
#include <qdebug.h>
|
|
#include <qpainter.h>
|
|
|
|
#include <math.h>
|
|
|
|
class tst_QPathClipper : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
tst_QPathClipper();
|
|
virtual ~tst_QPathClipper();
|
|
|
|
private:
|
|
void clipTest(int subjectIndex, int clipIndex, QPathClipper::Operation op);
|
|
|
|
QList<QPainterPath> paths;
|
|
|
|
public slots:
|
|
void initTestCase();
|
|
|
|
private slots:
|
|
void testWingedEdge();
|
|
|
|
void testComparePaths();
|
|
|
|
void clip_data();
|
|
void clip();
|
|
|
|
void clip2();
|
|
void clip3();
|
|
|
|
void testIntersections();
|
|
void testIntersections2();
|
|
void testIntersections3();
|
|
void testIntersections4();
|
|
void testIntersections5();
|
|
void testIntersections6();
|
|
void testIntersections7();
|
|
void testIntersections8();
|
|
void testIntersections9();
|
|
|
|
void zeroDerivativeCurves();
|
|
|
|
void task204301_data();
|
|
void task204301();
|
|
|
|
void task209056();
|
|
void task251909();
|
|
|
|
void qtbug3778();
|
|
};
|
|
|
|
Q_DECLARE_METATYPE(QPainterPath)
|
|
Q_DECLARE_METATYPE(QPathClipper::Operation)
|
|
|
|
tst_QPathClipper::tst_QPathClipper()
|
|
{
|
|
}
|
|
|
|
tst_QPathClipper::~tst_QPathClipper()
|
|
{
|
|
}
|
|
|
|
void tst_QPathClipper::initTestCase()
|
|
{
|
|
paths << Paths::rect();
|
|
paths << Paths::heart();
|
|
paths << Paths::body();
|
|
paths << Paths::mailbox();
|
|
paths << Paths::deer();
|
|
paths << Paths::fire();
|
|
|
|
paths << Paths::random1();
|
|
paths << Paths::random2();
|
|
|
|
paths << Paths::heart2();
|
|
paths << Paths::rect2();
|
|
paths << Paths::rect3();
|
|
paths << Paths::rect4();
|
|
paths << Paths::rect5();
|
|
paths << Paths::rect6();
|
|
|
|
paths << Paths::frame1();
|
|
paths << Paths::frame2();
|
|
paths << Paths::frame3();
|
|
paths << Paths::frame4();
|
|
|
|
paths << Paths::triangle1();
|
|
paths << Paths::triangle2();
|
|
|
|
paths << Paths::node();
|
|
paths << Paths::interRect();
|
|
|
|
paths << Paths::simpleCurve();
|
|
paths << Paths::simpleCurve2();
|
|
paths << Paths::simpleCurve3();
|
|
|
|
paths << Paths::bezier1();
|
|
paths << Paths::bezier2();
|
|
paths << Paths::bezier3();
|
|
paths << Paths::bezier4();
|
|
|
|
paths << Paths::bezierFlower();
|
|
paths << Paths::lips();
|
|
paths << Paths::clover();
|
|
paths << Paths::ellipses();
|
|
paths << Paths::windingFill();
|
|
paths << Paths::oddEvenFill();
|
|
paths << Paths::squareWithHole();
|
|
paths << Paths::circleWithHole();
|
|
paths << Paths::bezierQuadrant();
|
|
|
|
// make sure all the bounding rects are centered at the origin
|
|
for (int i = 0; i < paths.size(); ++i) {
|
|
QRectF bounds = paths[i].boundingRect();
|
|
|
|
QMatrix m(1, 0,
|
|
0, 1,
|
|
-bounds.center().x(), -bounds.center().y());
|
|
|
|
paths[i] = m.map(paths[i]);
|
|
}
|
|
}
|
|
|
|
static QPainterPath samplePath1()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(200, 246.64789));
|
|
path.lineTo(QPointF(200, 206.64789));
|
|
path.lineTo(QPointF(231.42858, 206.64789));
|
|
path.lineTo(QPointF(231.42858, 246.64789));
|
|
path.lineTo(QPointF(200, 246.64789));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath2()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(200, 146.64789));
|
|
path.lineTo(QPointF(200, 106.64789));
|
|
path.lineTo(QPointF(231.42858, 106.64789));
|
|
path.lineTo(QPointF(231.42858, 146.64789));
|
|
path.lineTo(QPointF(200, 146.64789));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath3()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(231.42858, 80.933609));
|
|
path.lineTo(QPointF(200, 80.933609));
|
|
path.lineTo(QPointF(200, 96.64788999999999));
|
|
path.lineTo(QPointF(231.42858, 96.64788999999999));
|
|
path.lineTo(QPointF(231.42858, 80.933609));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath4()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(288.571434, 80.933609));
|
|
path.lineTo(QPointF(431.42858, 80.933609));
|
|
path.lineTo(QPointF(431.42858, 96.64788999999999));
|
|
path.lineTo(QPointF(288.571434, 96.64788999999999));
|
|
path.lineTo(QPointF(288.571434, 80.933609));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath5()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(588.571434, 80.933609));
|
|
path.lineTo(QPointF(682.85715, 80.933609));
|
|
path.lineTo(QPointF(682.85715, 96.64788999999999));
|
|
path.lineTo(QPointF(588.571434, 96.64788999999999));
|
|
path.lineTo(QPointF(588.571434, 80.933609));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath6()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(588.571434, 80.933609));
|
|
path.lineTo(QPointF(200, 80.933609));
|
|
path.lineTo(QPointF(200, 446.6479));
|
|
path.lineTo(QPointF(682.85715, 446.6479));
|
|
path.lineTo(QPointF(682.85715, 96.64788999999999));
|
|
path.lineTo(QPointF(731.42858, 96.64788999999999));
|
|
path.lineTo(QPointF(731.42858, 56.64788999999999));
|
|
path.lineTo(QPointF(588.571434, 56.64788999999999));
|
|
path.lineTo(QPointF(588.571434, 80.933609));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath7()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(682.85715, 206.64789));
|
|
path.lineTo(QPointF(682.85715, 246.64789));
|
|
path.lineTo(QPointF(588.571434, 246.64789));
|
|
path.lineTo(QPointF(588.571434, 206.64789));
|
|
path.lineTo(QPointF(682.85715, 206.64789));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath8()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(682.85715, 406.64789));
|
|
path.lineTo(QPointF(682.85715, 446.64789));
|
|
path.lineTo(QPointF(588.571434, 446.64789));
|
|
path.lineTo(QPointF(588.571434, 406.64789));
|
|
path.lineTo(QPointF(682.85715, 406.64789));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath9()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(682.85715, 426.64789));
|
|
path.lineTo(QPointF(682.85715, 446.6479));
|
|
path.lineTo(QPointF(568.571434, 446.6479));
|
|
path.lineTo(QPointF(568.571434, 426.64789));
|
|
path.lineTo(QPointF(682.85715, 426.64789));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath10()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(511.42858, 446.6479));
|
|
path.lineTo(QPointF(368.571434, 446.6479));
|
|
path.lineTo(QPointF(368.571434, 426.64789));
|
|
path.lineTo(QPointF(511.42858, 426.64789));
|
|
path.lineTo(QPointF(511.42858, 446.6479));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath13()
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(QPointF(160, 200));
|
|
path.lineTo(QPointF(100, 200));
|
|
path.lineTo(QPointF(100, 130));
|
|
path.lineTo(QPointF(160, 130));
|
|
path.lineTo(QPointF(160, 200));
|
|
return path;
|
|
}
|
|
|
|
static QPainterPath samplePath14()
|
|
{
|
|
QPainterPath path;
|
|
|
|
path.moveTo(160, 80);
|
|
path.lineTo(160, 180);
|
|
path.lineTo(100, 180);
|
|
path.lineTo(100, 80);
|
|
path.lineTo(160, 80);
|
|
path.moveTo(160, 80);
|
|
path.lineTo(160, 100);
|
|
path.lineTo(120, 100);
|
|
path.lineTo(120, 80);
|
|
|
|
return path;
|
|
}
|
|
|
|
void tst_QPathClipper::clip_data()
|
|
{
|
|
//create the testtable instance and define the elements
|
|
QTest::addColumn<QPainterPath>("subject");
|
|
QTest::addColumn<QPainterPath>("clip");
|
|
QTest::addColumn<QPathClipper::Operation>("op");
|
|
QTest::addColumn<QPainterPath>("result");
|
|
|
|
//next we fill it with data
|
|
QTest::newRow( "simple1" ) << Paths::frame3()
|
|
<< Paths::frame4()
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath1();
|
|
|
|
QTest::newRow( "simple2" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(0, -100)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath2();
|
|
|
|
QTest::newRow( "simple3" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(0, -150)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath3();
|
|
|
|
QTest::newRow( "simple4" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(200, -150)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath4();
|
|
|
|
QTest::newRow( "simple5" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(500, -150)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath5();
|
|
|
|
QTest::newRow( "simple6" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(500, -150)
|
|
<< QPathClipper::BoolOr
|
|
<< samplePath6();
|
|
|
|
QTest::newRow( "simple7" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(500, 0)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath7();
|
|
|
|
QTest::newRow( "simple8" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(500, 200)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath8();
|
|
|
|
QTest::newRow( "simple9" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(480, 220)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath9();
|
|
|
|
QTest::newRow( "simple10" ) << Paths::frame3()
|
|
<< Paths::frame4() * QTransform().translate(280, 220)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath10();
|
|
|
|
QTest::newRow( "simple_move_to1" ) << Paths::rect4()
|
|
<< Paths::rect2() * QTransform().translate(-20, 50)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath13();
|
|
|
|
QTest::newRow( "simple_move_to2" ) << Paths::rect4()
|
|
<< Paths::rect2() * QTransform().translate(-20, 0)
|
|
<< QPathClipper::BoolAnd
|
|
<< samplePath14();
|
|
}
|
|
|
|
// sanity check to make sure comparePaths declared above works
|
|
void tst_QPathClipper::testComparePaths()
|
|
{
|
|
QPainterPath a;
|
|
QPainterPath b;
|
|
|
|
a.addRect(0, 0, 10, 10);
|
|
b.addRect(0, 0, 10.00001, 10.00001);
|
|
|
|
QVERIFY(!QPathCompare::comparePaths(a, b));
|
|
|
|
b = QPainterPath();
|
|
b.addRect(0, 0, 10.00000000001, 10.00000000001);
|
|
|
|
QVERIFY(QPathCompare::comparePaths(a, b));
|
|
|
|
b = QPainterPath();
|
|
b.moveTo(10, 0);
|
|
b.lineTo(0, 0);
|
|
b.lineTo(0, 10);
|
|
b.lineTo(10, 10);
|
|
|
|
QVERIFY(QPathCompare::comparePaths(a, b));
|
|
b.lineTo(10, 0);
|
|
QVERIFY(QPathCompare::comparePaths(a, b));
|
|
|
|
b = QPainterPath();
|
|
b.moveTo(10, 0);
|
|
b.lineTo(0, 10);
|
|
b.lineTo(0, 0);
|
|
b.lineTo(10, 10);
|
|
|
|
QVERIFY(!QPathCompare::comparePaths(a, b));
|
|
}
|
|
|
|
void tst_QPathClipper::clip()
|
|
{
|
|
if (sizeof(double) != sizeof(qreal)) {
|
|
QSKIP("This test only works for qreal=double, otherwise ends in rounding errors");
|
|
}
|
|
QFETCH( QPainterPath, subject );
|
|
QFETCH( QPainterPath, clip );
|
|
QFETCH( QPathClipper::Operation, op );
|
|
QFETCH( QPainterPath, result);
|
|
QPathClipper clipper(subject, clip);
|
|
QPainterPath x = clipper.clip(op);
|
|
|
|
QVERIFY(QPathCompare::comparePaths(x, result));
|
|
}
|
|
|
|
static inline QPointF randomPointInRect(const QRectF &rect)
|
|
{
|
|
qreal rx = qrand() / (RAND_MAX + 1.);
|
|
qreal ry = qrand() / (RAND_MAX + 1.);
|
|
|
|
return QPointF(rect.left() + rx * rect.width(),
|
|
rect.top() + ry * rect.height());
|
|
}
|
|
|
|
void tst_QPathClipper::clipTest(int subjectIndex, int clipIndex, QPathClipper::Operation op)
|
|
{
|
|
const QPainterPath &subject = paths[subjectIndex];
|
|
const QPainterPath &clip = paths[clipIndex];
|
|
const int count = 40;
|
|
|
|
QRectF bounds = subject.boundingRect().united(clip.boundingRect());
|
|
|
|
const qreal adjustX = bounds.width() * 0.01;
|
|
const qreal adjustY = bounds.height() * 0.01;
|
|
|
|
// make sure we test some points that are outside both paths as well
|
|
bounds = bounds.adjusted(-adjustX, -adjustY, adjustX, adjustY);
|
|
|
|
const int dim = 256;
|
|
const qreal scale = qMin(dim / bounds.width(), dim / bounds.height());
|
|
|
|
QPathClipper clipper(subject, clip);
|
|
QPainterPath result = clipper.clip(op);
|
|
|
|
// using the image here is a bit of a hacky way to make sure we don't test points that
|
|
// are too close to the path edges to avoid test fails that are due to numerical errors
|
|
QImage img(dim, dim, QImage::Format_ARGB32_Premultiplied);
|
|
img.fill(0x0);
|
|
QPainter p(&img);
|
|
p.setRenderHint(QPainter::Antialiasing);
|
|
p.scale(scale, scale);
|
|
p.translate(-bounds.topLeft());
|
|
p.setPen(Qt::black);
|
|
p.drawPath(subject);
|
|
p.setPen(Qt::red);
|
|
p.drawPath(clip);
|
|
p.end();
|
|
|
|
for (int i = 0; i < count; ++i) {
|
|
QPointF point;
|
|
QRgb pixel;
|
|
do {
|
|
point = randomPointInRect(bounds);
|
|
const QPointF imagePoint = (point - bounds.topLeft()) * scale;
|
|
|
|
pixel = img.pixel(int(imagePoint.x()), int(imagePoint.y()));
|
|
} while (qAlpha(pixel) > 0);
|
|
|
|
const bool inSubject = subject.contains(point);
|
|
const bool inClip = clip.contains(point);
|
|
|
|
const bool inResult = result.contains(point);
|
|
|
|
bool expected = false;
|
|
switch (op) {
|
|
case QPathClipper::BoolAnd:
|
|
expected = inSubject && inClip;
|
|
break;
|
|
case QPathClipper::BoolOr:
|
|
expected = inSubject || inClip;
|
|
break;
|
|
case QPathClipper::BoolSub:
|
|
expected = inSubject && !inClip;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (expected != inResult) {
|
|
char str[256];
|
|
const char *opStr =
|
|
op == QPathClipper::BoolAnd ? "and" :
|
|
op == QPathClipper::BoolOr ? "or" : "sub";
|
|
sprintf(str, "Expected: %d, actual: %d, subject: %d, clip: %d, op: %s\n",
|
|
int(expected), int(inResult), subjectIndex, clipIndex, opStr);
|
|
QFAIL(str);
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QPathClipper::clip2()
|
|
{
|
|
if (sizeof(double) != sizeof(qreal))
|
|
QSKIP("This test only works for qreal=double, otherwise ends in rounding errors");
|
|
|
|
int operation = 0;
|
|
|
|
for (int i = 0; i < paths.size(); ++i) {
|
|
for (int j = 0; j <= i; ++j) {
|
|
QPathClipper::Operation op = QPathClipper::Operation((operation++) % 3);
|
|
clipTest(i, j, op);
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QPathClipper::clip3()
|
|
{
|
|
int operation = 0;
|
|
|
|
// this subset should work correctly for qreal = float
|
|
for (int i = 0; i < 20; ++i) {
|
|
for (int j = 0; j <= i; ++j) {
|
|
QPathClipper::Operation op = QPathClipper::Operation((operation++) % 3);
|
|
clipTest(i, j, op);
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.addRect(0, 0, 100, 100);
|
|
path2.addRect(20, 20, 20, 20);
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addEllipse(0, 0, 100, 100);
|
|
path2.addEllipse(200, 200, 100, 100);
|
|
QVERIFY(!path1.intersects(path2));
|
|
QVERIFY(!path2.intersects(path1));
|
|
QVERIFY(!path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addEllipse(0, 0, 100, 100);
|
|
path2.addEllipse(50, 50, 100, 100);
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(!path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(100, 100, 100, 100);
|
|
path2.addRect(50, 100, 100, 20);
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(!path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(100, 100, 100, 100);
|
|
path2.addRect(110, 201, 100, 20);
|
|
QVERIFY(!path1.intersects(path2));
|
|
QVERIFY(!path2.intersects(path1));
|
|
QVERIFY(!path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(0, 0, 100, 100);
|
|
path2.addRect(20, 20, 20, 20);
|
|
path2.addRect(25, 25, 5, 5);
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections2()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
|
|
path1.moveTo(-8,-8);
|
|
path1.lineTo(107,-8);
|
|
path1.lineTo(107,107);
|
|
path1.lineTo(-8,107);
|
|
|
|
path2.moveTo(0,0);
|
|
path2.lineTo(100,0);
|
|
path2.lineTo(100,100);
|
|
path2.lineTo(0,100);
|
|
path2.lineTo(0,0);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
|
|
path1.closeSubpath();
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
QVERIFY(path1.contains(path2));
|
|
QVERIFY(!path2.contains(path1));
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections3()
|
|
{
|
|
QPainterPath path1 = Paths::node();
|
|
QPainterPath path2 = Paths::interRect();
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections4()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.moveTo(-5, 0);
|
|
path1.lineTo(5, 0);
|
|
|
|
path2.moveTo(0, -5);
|
|
path2.lineTo(0, 5);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections5()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.addRect(0, 0, 4, 4);
|
|
path1.addRect(2, 1, 1, 1);
|
|
path2.addRect(0.5, 2, 1, 1);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
void tst_QPathClipper::testIntersections6()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.moveTo(QPointF(-115.567, -98.3254));
|
|
path1.lineTo(QPointF(-45.9007, -98.3254));
|
|
path1.lineTo(QPointF(-45.9007, -28.6588));
|
|
path1.lineTo(QPointF(-115.567, -28.6588));
|
|
|
|
path2.moveTo(QPointF(-110, -110));
|
|
path2.lineTo(QPointF(110, -110));
|
|
path2.lineTo(QPointF(110, 110));
|
|
path2.lineTo(QPointF(-110, 110));
|
|
path2.lineTo(QPointF(-110, -110));
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
|
|
void tst_QPathClipper::testIntersections7()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.addRect(0, 0, 10, 10);
|
|
path2.addRect(5, 0, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(0, 0, 10, 10);
|
|
path2.addRect(0, 5, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(0, 0, 10, 10);
|
|
path2.addRect(0, 0, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
///
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(5, 1, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(1, 5, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(1, 1, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(5, 5, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(9, 9, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(10, 10, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 9, 9);
|
|
path2.addRect(11, 11, 10, 10);
|
|
|
|
QVERIFY(!path1.intersects(path2));
|
|
QVERIFY(!path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(1, 1, 10, 10);
|
|
path2.addRect(12, 12, 10, 10);
|
|
|
|
QVERIFY(!path1.intersects(path2));
|
|
QVERIFY(!path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(11, 11, 10, 10);
|
|
path2.addRect(12, 12, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();
|
|
path2 = QPainterPath();
|
|
path1.addRect(11, 11, 10, 10);
|
|
path2.addRect(10, 10, 10, 10);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
|
|
void tst_QPathClipper::testIntersections8()
|
|
{
|
|
QPainterPath path1 = Paths::node() * QTransform().translate(100, 50);
|
|
QPainterPath path2 = Paths::node() * QTransform().translate(150, 50);;
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = Paths::node();
|
|
path2 = Paths::node();
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = Paths::node();
|
|
path2 = Paths::node() * QTransform().translate(0, 30);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = Paths::node();
|
|
path2 = Paths::node() * QTransform().translate(30, 0);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = Paths::node();
|
|
path2 = Paths::node() * QTransform().translate(30, 30);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = Paths::node();
|
|
path2 = Paths::node() * QTransform().translate(1, 1);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
|
|
void tst_QPathClipper::testIntersections9()
|
|
{
|
|
QPainterPath path1;
|
|
QPainterPath path2;
|
|
|
|
path1.addRect(QRectF(-1,143, 146, 106));
|
|
path2.addRect(QRectF(-9,145, 150, 100));
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();;
|
|
path2 = QPainterPath();
|
|
|
|
path1.addRect(QRectF(-1,191, 136, 106));
|
|
path2.addRect(QRectF(-19,194, 150, 100));
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
|
|
path1 = QPainterPath();;
|
|
path2 = QPainterPath();
|
|
|
|
path1.moveTo(-1 , 143);
|
|
path1.lineTo(148 , 143);
|
|
path1.lineTo(148 , 250);
|
|
path1.lineTo(-1 , 250);
|
|
|
|
path2.moveTo(-5 , 146);
|
|
path2.lineTo(145 , 146);
|
|
path2.lineTo(145 , 246);
|
|
path2.lineTo(-5 , 246);
|
|
path2.lineTo(-5 , 146);
|
|
|
|
QVERIFY(path1.intersects(path2));
|
|
QVERIFY(path2.intersects(path1));
|
|
}
|
|
|
|
QPainterPath pathFromRect(qreal x, qreal y, qreal w, qreal h)
|
|
{
|
|
QPainterPath path;
|
|
path.addRect(QRectF(x, y, w, h));
|
|
return path;
|
|
}
|
|
|
|
QPainterPath pathFromLine(qreal x1, qreal y1, qreal x2, qreal y2)
|
|
{
|
|
QPainterPath path;
|
|
path.moveTo(x1, y1);
|
|
path.lineTo(x2, y2);
|
|
return path;
|
|
}
|
|
|
|
static int loopLength(const QWingedEdge &list, QWingedEdge::TraversalStatus status)
|
|
{
|
|
int start = status.edge;
|
|
|
|
int length = 0;
|
|
do {
|
|
++length;
|
|
status = list.next(status);
|
|
} while (status.edge != start);
|
|
|
|
return length;
|
|
}
|
|
|
|
void tst_QPathClipper::testWingedEdge()
|
|
{
|
|
{
|
|
QWingedEdge list;
|
|
int e1 = list.addEdge(QPointF(0, 0), QPointF(10, 0));
|
|
int e2 = list.addEdge(QPointF(0, 0), QPointF(0, 10));
|
|
int e3 = list.addEdge(QPointF(0, 0), QPointF(-10, 0));
|
|
int e4 = list.addEdge(QPointF(0, 0), QPointF(0, -10));
|
|
|
|
QCOMPARE(list.edgeCount(), 4);
|
|
QCOMPARE(list.vertexCount(), 5);
|
|
|
|
QWingedEdge::TraversalStatus status = { e1, QPathEdge::RightTraversal, QPathEdge::Forward };
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e1);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e4);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e4);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e2);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e2);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e1);
|
|
}
|
|
{
|
|
QWingedEdge list;
|
|
int e1 = list.addEdge(QPointF(5, 0), QPointF(5, 10));
|
|
int e2 = list.addEdge(QPointF(5, 0), QPointF(10, 5));
|
|
int e3 = list.addEdge(QPointF(10, 5), QPointF(5, 10));
|
|
int e4 = list.addEdge(QPointF(5, 0), QPointF(0, 5));
|
|
int e5 = list.addEdge(QPointF(0, 5), QPointF(5, 10));
|
|
|
|
QCOMPARE(list.edgeCount(), 5);
|
|
QCOMPARE(list.vertexCount(), 4);
|
|
|
|
QWingedEdge::TraversalStatus status = { e1, QPathEdge::RightTraversal, QPathEdge::Forward };
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e5);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e4);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e1);
|
|
|
|
QCOMPARE(loopLength(list, status), 3);
|
|
|
|
status.flip();
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(loopLength(list, status), 3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e2);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e1);
|
|
|
|
status = list.next(status);
|
|
status.flip();
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e2);
|
|
QCOMPARE(loopLength(list, status), 4);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e4);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Forward);
|
|
QCOMPARE(status.traversal, QPathEdge::RightTraversal);
|
|
QCOMPARE(status.edge, e5);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.direction, QPathEdge::Backward);
|
|
QCOMPARE(status.traversal, QPathEdge::LeftTraversal);
|
|
QCOMPARE(status.edge, e2);
|
|
}
|
|
{
|
|
QPainterPath path = pathFromRect(0, 0, 20, 20);
|
|
QWingedEdge list(path, QPainterPath());
|
|
|
|
QCOMPARE(list.edgeCount(), 4);
|
|
QCOMPARE(list.vertexCount(), 4);
|
|
|
|
QWingedEdge::TraversalStatus status = { 0, QPathEdge::RightTraversal, QPathEdge::Forward };
|
|
|
|
QPathEdge *edge = list.edge(status.edge);
|
|
QCOMPARE(QPointF(*list.vertex(edge->first)), QPointF(0, 0));
|
|
QCOMPARE(QPointF(*list.vertex(edge->second)), QPointF(20, 0));
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 1);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 2);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 0);
|
|
|
|
status.flipDirection();
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 3);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 2);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 1);
|
|
|
|
status = list.next(status);
|
|
QCOMPARE(status.edge, 0);
|
|
|
|
QWingedEdge list2(path, pathFromRect(10, 5, 20, 10));
|
|
|
|
QCOMPARE(list2.edgeCount(), 12);
|
|
QCOMPARE(list2.vertexCount(), 10);
|
|
|
|
status.flipDirection();
|
|
QCOMPARE(loopLength(list2, status), 8);
|
|
|
|
status = list2.next(status);
|
|
edge = list2.edge(status.edge);
|
|
QCOMPARE(QPointF(*list2.vertex(edge->first)), QPointF(20, 0));
|
|
QCOMPARE(QPointF(*list2.vertex(edge->second)), QPointF(20, 5));
|
|
|
|
status = list2.next(status);
|
|
status.flipTraversal();
|
|
|
|
edge = list2.edge(status.edge);
|
|
QCOMPARE(QPointF(*list2.vertex(edge->first)), QPointF(10, 5));
|
|
QCOMPARE(QPointF(*list2.vertex(edge->second)), QPointF(20, 5));
|
|
|
|
QCOMPARE(loopLength(list2, status), 4);
|
|
|
|
status.flipDirection();
|
|
status = list2.next(status);
|
|
status.flipTraversal();
|
|
|
|
edge = list2.edge(status.edge);
|
|
QCOMPARE(QPointF(*list2.vertex(edge->first)), QPointF(20, 5));
|
|
QCOMPARE(QPointF(*list2.vertex(edge->second)), QPointF(20, 15));
|
|
|
|
QCOMPARE(loopLength(list2, status), 4);
|
|
status = list2.next(status);
|
|
status = list2.next(status);
|
|
|
|
edge = list2.edge(status.edge);
|
|
QCOMPARE(QPointF(*list2.vertex(edge->first)), QPointF(30, 5));
|
|
QCOMPARE(QPointF(*list2.vertex(edge->second)), QPointF(30, 15));
|
|
}
|
|
}
|
|
|
|
void tst_QPathClipper::zeroDerivativeCurves()
|
|
{
|
|
// zero derivative at end
|
|
{
|
|
QPainterPath a;
|
|
a.cubicTo(100, 0, 100, 100, 100, 100);
|
|
a.lineTo(100, 200);
|
|
a.lineTo(0, 200);
|
|
|
|
QPainterPath b;
|
|
b.moveTo(50, 100);
|
|
b.lineTo(150, 100);
|
|
b.lineTo(150, 150);
|
|
b.lineTo(50, 150);
|
|
|
|
QPainterPath c = a.united(b);
|
|
QVERIFY(c.contains(QPointF(25, 125)));
|
|
QVERIFY(c.contains(QPointF(75, 125)));
|
|
QVERIFY(c.contains(QPointF(125, 125)));
|
|
}
|
|
|
|
// zero derivative at start
|
|
{
|
|
QPainterPath a;
|
|
a.cubicTo(100, 0, 100, 100, 100, 100);
|
|
a.lineTo(100, 200);
|
|
a.lineTo(0, 200);
|
|
|
|
QPainterPath b;
|
|
b.moveTo(50, 100);
|
|
b.lineTo(150, 100);
|
|
b.lineTo(150, 150);
|
|
b.lineTo(50, 150);
|
|
|
|
QPainterPath c = a.united(b);
|
|
QVERIFY(c.contains(QPointF(25, 125)));
|
|
QVERIFY(c.contains(QPointF(75, 125)));
|
|
QVERIFY(c.contains(QPointF(125, 125)));
|
|
}
|
|
}
|
|
|
|
static bool strictContains(const QPainterPath &a, const QPainterPath &b)
|
|
{
|
|
return b.subtracted(a) == QPainterPath();
|
|
}
|
|
|
|
Q_DECLARE_METATYPE(QPolygonF)
|
|
|
|
void tst_QPathClipper::task204301_data()
|
|
{
|
|
QTest::addColumn<QPolygonF>("points");
|
|
|
|
{
|
|
QPointF a(51.09013255685567855835, 31.30814891308546066284);
|
|
QPointF b(98.39898971840739250183, 11.02079074829816818237);
|
|
QPointF c(91.23911846894770860672, 45.86981737054884433746);
|
|
QPointF d(66.58616356085985898972, 63.10526528395712375641);
|
|
QPointF e(82.08219456479714892794, 94.90238165489137145414);
|
|
QPointF f(16.09013040543221251255, 105.66263409332729850121);
|
|
QPointF g(10.62811442650854587555, 65.09154842235147953033);
|
|
QPointF h(5.16609844751656055450, 24.52046275138854980469);
|
|
QPolygonF v;
|
|
v << a << b << c << d << e << f << g << h;
|
|
QTest::newRow("failed_on_linux") << v;
|
|
}
|
|
|
|
{
|
|
QPointF a(50.014648437500000, 24.392089843750000);
|
|
QPointF b(92.836303710937500, 5.548706054687500);
|
|
QPointF c(92.145690917968750, 54.390258789062500);
|
|
QPointF d(65.402221679687500, 74.345092773437500);
|
|
QPointF e(80.789794921787347, 124.298095703129690);
|
|
QPointF f(34.961242675812954, 87.621459960852135);
|
|
QPointF g(18.305969238281250, 57.426757812500000);
|
|
QPointF h(1.650695800781250, 27.232055664062500);
|
|
QPolygonF v;
|
|
v << a << b << c << d << e << f << g << h;
|
|
QTest::newRow("failed_on_windows") << v;
|
|
}
|
|
}
|
|
|
|
void tst_QPathClipper::task204301()
|
|
{
|
|
QFETCH(QPolygonF, points);
|
|
|
|
QPointF a = points[0];
|
|
QPointF b = points[1];
|
|
QPointF c = points[2];
|
|
QPointF d = points[3];
|
|
QPointF e = points[4];
|
|
QPointF f = points[5];
|
|
QPointF g = points[6];
|
|
QPointF h = points[7];
|
|
|
|
QPainterPath subA;
|
|
subA.addPolygon(QPolygonF() << a << b << c << d);
|
|
subA.closeSubpath();
|
|
|
|
QPainterPath subB;
|
|
subB.addPolygon(QPolygonF() << f << e << d << g);
|
|
subB.closeSubpath();
|
|
|
|
QPainterPath subC;
|
|
subC.addPolygon(QPolygonF() << h << a << d << g);
|
|
subC.closeSubpath();
|
|
|
|
QPainterPath path;
|
|
path.addPath(subA);
|
|
path.addPath(subB);
|
|
path.addPath(subC);
|
|
|
|
QPainterPath simplified = path.simplified();
|
|
|
|
QVERIFY(strictContains(simplified, subA));
|
|
QVERIFY(strictContains(simplified, subB));
|
|
QVERIFY(strictContains(simplified, subC));
|
|
}
|
|
|
|
void tst_QPathClipper::task209056()
|
|
{
|
|
QPainterPath p1;
|
|
p1.moveTo( QPointF(188.506, 287.793) );
|
|
p1.lineTo( QPointF(288.506, 287.793) );
|
|
p1.lineTo( QPointF(288.506, 387.793) );
|
|
p1.lineTo( QPointF(188.506, 387.793) );
|
|
p1.lineTo( QPointF(188.506, 287.793) );
|
|
|
|
QPainterPath p2;
|
|
p2.moveTo( QPointF(419.447, 164.383) );
|
|
p2.cubicTo( QPointF(419.447, 69.5486), QPointF(419.447, 259.218),QPointF(419.447, 164.383) );
|
|
|
|
p2.cubicTo( QPointF(48.9378, 259.218), QPointF(131.879, 336.097),QPointF(234.192, 336.097) );
|
|
p2.cubicTo( QPointF(336.506, 336.097), QPointF(419.447, 259.218),QPointF(419.447, 164.383) );
|
|
|
|
QPainterPath p3 = p1.intersected(p2);
|
|
|
|
QVERIFY(p3 != QPainterPath());
|
|
}
|
|
|
|
void tst_QPathClipper::task251909()
|
|
{
|
|
QPainterPath p1;
|
|
p1.moveTo(0, -10);
|
|
p1.lineTo(10, -10);
|
|
p1.lineTo(10, 0);
|
|
p1.lineTo(0, 0);
|
|
|
|
QPainterPath p2;
|
|
p2.moveTo(0, 8e-14);
|
|
p2.lineTo(10, -8e-14);
|
|
p2.lineTo(10, 10);
|
|
p2.lineTo(0, 10);
|
|
|
|
QPainterPath result = p1.united(p2);
|
|
|
|
QVERIFY(result.elementCount() <= 5);
|
|
}
|
|
|
|
void tst_QPathClipper::qtbug3778()
|
|
{
|
|
if (sizeof(double) != sizeof(qreal)) {
|
|
QSKIP("This test only works for qreal=double, otherwise ends in rounding errors");
|
|
}
|
|
QPainterPath path1;
|
|
path1.moveTo(200, 3.22409e-5);
|
|
// e-5 and higher leads to a bug
|
|
// Using 3.22409e-4 starts to work correctly
|
|
path1.lineTo(0, 0);
|
|
path1.lineTo(1.07025e-13, 1450);
|
|
path1.lineTo(750, 950);
|
|
path1.lineTo(950, 750);
|
|
path1.lineTo(200, 3.22409e-13);
|
|
|
|
QPainterPath path2;
|
|
path2.moveTo(0, 0);
|
|
path2.lineTo(200, 800);
|
|
path2.lineTo(600, 1500);
|
|
path2.lineTo(1500, 1400);
|
|
path2.lineTo(1900, 1200);
|
|
path2.lineTo(2000, 1000);
|
|
path2.lineTo(1400, 0);
|
|
path2.lineTo(0, 0);
|
|
|
|
QPainterPath p12 = path1.intersected(path2);
|
|
|
|
QVERIFY(p12.contains(QPointF(100, 100)));
|
|
}
|
|
|
|
QTEST_MAIN(tst_QPathClipper)
|
|
|
|
|
|
#include "tst_qpathclipper.moc"
|