C++ KoPathShape::isVisible方法代码示例

void TestSnapStrategy::testBoundingBoxSnap()
{
    //Tests so the snap does not work when there is no shape with a path
    BoundingBoxSnapStrategy toTest;
    const QPointF paramMousePos;
    MockShapeController fakeShapeControllerBase;
    MockCanvas fakeKoCanvasBase(&fakeShapeControllerBase);
    KoSnapGuide aKoSnapGuide(&fakeKoCanvasBase);
    KoSnapProxy paramProxy(&aKoSnapGuide);
    qreal paramSnapDistance = 0;
    bool didSnap = toTest.snap(paramMousePos, &paramProxy, paramSnapDistance);
    QVERIFY(!didSnap);

    //tests the snap by providing three path shapes to the shape manager
    BoundingBoxSnapStrategy toTestTwo;
    const QPointF paramMousePosTwo;
    MockShapeController fakeShapeControllerBaseTwo;
    MockCanvas fakeKoCanvasBaseTwo(&fakeShapeControllerBaseTwo);
    KoShapeManager *ShapeManager = fakeKoCanvasBaseTwo.shapeManager();

    qreal paramSnapDistanceTwo = 8;
    KoPathShape pathShapeOne;
    QList<QPointF> firstSnapPointList;

    pathShapeOne.moveTo(QPointF(1,2));
    pathShapeOne.lineTo(QPointF(2,2));
    pathShapeOne.lineTo(QPointF(3,2));
    pathShapeOne.lineTo(QPointF(4,2));

    pathShapeOne.isVisible(true);
    ShapeManager->addShape(&pathShapeOne);

    KoPathShape pathShapeTwo;
    QList<QPointF> secondSnapPointList;

    pathShapeTwo.moveTo(QPointF(1,1));
    pathShapeTwo.lineTo(QPointF(2,2));
    pathShapeTwo.lineTo(QPointF(3,3));
    pathShapeTwo.lineTo(QPointF(4,4));

    pathShapeTwo.isVisible(true);
    ShapeManager->addShape(&pathShapeTwo);

    KoPathShape pathShapeThree;
    QList<QPointF> thirdSnapPointList;
    pathShapeThree.moveTo(QPointF(5,5));
    pathShapeThree.lineTo(QPointF(6,6));
    pathShapeThree.lineTo(QPointF(7,7));
    pathShapeThree.lineTo(QPointF(8,8));

    pathShapeThree.isVisible(true);
    ShapeManager->addShape(&pathShapeThree);

    KoSnapGuide aKoSnapGuideTwo(&fakeKoCanvasBaseTwo);
    KoSnapProxy paramProxyTwo(&aKoSnapGuideTwo);
    bool didSnapTwo = toTestTwo.snap(paramMousePosTwo, &paramProxyTwo, paramSnapDistanceTwo);
    QVERIFY(didSnapTwo);
}

void TestSnapStrategy::testExtensionSnap()
{
    //bool ExtensionSnapStrategy::snap(const QPointF &mousePosition, KoSnapProxy * proxy, qreal maxSnapDistance)
    ExtensionSnapStrategy toTest;
    const QPointF paramMousePos;
    MockShapeController fakeShapeControllerBase;
    MockCanvas fakeKoCanvasBase(&fakeShapeControllerBase);
    KoSnapGuide aKoSnapGuide(&fakeKoCanvasBase);
    KoSnapProxy paramProxy(&aKoSnapGuide);
    qreal paramSnapDistance = 0;
    bool didSnap = toTest.snap(paramMousePos, &paramProxy, paramSnapDistance);
    QVERIFY(!didSnap);

    //Second test case - testing the snap by providing ShapeManager with a shape that has snap points and a path
    //fakeShapeOne needs at least one subpath that is open in order to change the values of minDistances
    //which in turn opens the path where it is possible to get a true bool value back from the snap function
    // KoPathPointIndex openSubpath(const KoPathPointIndex &pointIndex); in KoPathShape needs to be called
    ExtensionSnapStrategy toTestTwo;
    const QPointF paramMousePosTwo;
    MockShapeController fakeShapeControllerBaseTwo;
    MockCanvas fakeKoCanvasBaseTwo(&fakeShapeControllerBaseTwo);
    KoShapeManager *fakeShapeManager = fakeKoCanvasBaseTwo.shapeManager();
    KoPathShape fakeShapeOne;
    QList<QPointF> firstSnapPointList;
    firstSnapPointList.push_back(QPointF(1,2));
    firstSnapPointList.push_back(QPointF(2,2));
    firstSnapPointList.push_back(QPointF(3,2));
    firstSnapPointList.push_back(QPointF(4,2));

    qreal paramSnapDistanceTwo = 4;
    fakeShapeOne.snapData().setSnapPoints(firstSnapPointList);
    fakeShapeOne.isVisible(true);

    QPointF firstPoint(0,2);
    QPointF secondPoint(1,2);
    QPointF thirdPoint(2,3);
    QPointF fourthPoint(3,4);

    fakeShapeOne.moveTo(firstPoint);
    fakeShapeOne.lineTo(secondPoint);
    fakeShapeOne.lineTo(thirdPoint);
    fakeShapeOne.lineTo(fourthPoint);

    fakeShapeManager->addShape(&fakeShapeOne);
    KoSnapGuide aKoSnapGuideTwo(&fakeKoCanvasBaseTwo);
    KoSnapProxy paramProxyTwo(&aKoSnapGuideTwo);

    bool didSnapTwo = toTest.snap(paramMousePosTwo, &paramProxyTwo, paramSnapDistanceTwo);
    QVERIFY(didSnapTwo);
}

void TestSnapStrategy::testExtensionDecoration()
{
    //Tests the decoration is exercised by providing it with path
    //fakeShapeOne needs at least one subpath that is open in order to change the values of minDistances
    //which in turn opens the path where it is possible to get a true bool value back from the snap function
    // KoPathPointIndex openSubpath(const KoPathPointIndex &pointIndex); in KoPathShape needs to be called

    ExtensionSnapStrategy toTestTwo;
    const QPointF paramMousePosTwo;
    MockShapeController fakeShapeControllerBaseTwo;
    MockCanvas fakeKoCanvasBaseTwo(&fakeShapeControllerBaseTwo);
    KoShapeManager *fakeShapeManager = fakeKoCanvasBaseTwo.shapeManager();
    KoPathShape fakeShapeOne;
    QList<QPointF> firstSnapPointList;
    firstSnapPointList.push_back(QPointF(1,2));
    firstSnapPointList.push_back(QPointF(2,2));
    firstSnapPointList.push_back(QPointF(3,2));
    firstSnapPointList.push_back(QPointF(4,2));

    qreal paramSnapDistanceTwo = 4;
    fakeShapeOne.snapData().setSnapPoints(firstSnapPointList);
    fakeShapeOne.isVisible(true);

    QPointF firstPoint(0,2);
    QPointF secondPoint(1,2);
    QPointF thirdPoint(2,3);
    QPointF fourthPoint(3,4);

    fakeShapeOne.moveTo(firstPoint);
    fakeShapeOne.lineTo(secondPoint);
    fakeShapeOne.lineTo(thirdPoint);
    fakeShapeOne.lineTo(fourthPoint);

    fakeShapeManager->addShape(&fakeShapeOne);
    KoSnapGuide aKoSnapGuideTwo(&fakeKoCanvasBaseTwo);
    KoSnapProxy paramProxyTwo(&aKoSnapGuideTwo);

    toTestTwo.snap(paramMousePosTwo, &paramProxyTwo, paramSnapDistanceTwo);

    const KoViewConverter aConverter;
    QPainterPath resultingDecoration = toTestTwo.decoration(aConverter);
    QPointF resultDecorationLastPoint = resultingDecoration.currentPosition();

    QVERIFY( resultDecorationLastPoint == QPointF(0,2) );
}

void TestSnapStrategy::testIntersectionSnap()
{
    //Testing so it does not work without a path
    IntersectionSnapStrategy toTest;
    const QPointF paramMousePos;
    MockShapeController fakeShapeControllerBase;
    MockCanvas fakeKoCanvasBase(&fakeShapeControllerBase);
    KoSnapGuide aKoSnapGuide(&fakeKoCanvasBase);
    KoSnapProxy paramProxy(&aKoSnapGuide);
    qreal paramSnapDistance = 0;
    bool didSnap = toTest.snap(paramMousePos, &paramProxy, paramSnapDistance);
    QVERIFY(!didSnap);

    //Exercising the working snap by providing the shape manager with three path shapes
    //In order for this test to work the shapeManager has to have more than one fakeShape in it
    //(requirement in QList<KoShape *> KoShapeManager::shapesAt(const QRectF &rect, bool omitHiddenShapes)
    //And both shapes have to be not-visible
    IntersectionSnapStrategy toTestTwo;
    const QPointF paramMousePosTwo;
    MockShapeController fakeShapeControllerBaseTwo;
    MockCanvas fakeKoCanvasBaseTwo(&fakeShapeControllerBaseTwo);
    KoShapeManager *ShapeManager = fakeKoCanvasBaseTwo.shapeManager();

    qreal paramSnapDistanceTwo = 8;
    KoPathShape pathShapeOne;
    QList<QPointF> firstSnapPointList;

    pathShapeOne.moveTo(QPointF(1,2));
    pathShapeOne.lineTo(QPointF(2,2));
    pathShapeOne.lineTo(QPointF(3,2));
    pathShapeOne.lineTo(QPointF(4,2));

    //pathShapeOne.snapData().setSnapPoints(firstSnapPointList);

    pathShapeOne.isVisible(true);
    ShapeManager->addShape(&pathShapeOne);

    KoPathShape pathShapeTwo;
    QList<QPointF> secondSnapPointList;

    pathShapeTwo.moveTo(QPointF(1,1));
    pathShapeTwo.lineTo(QPointF(2,2));
    pathShapeTwo.lineTo(QPointF(3,3));
    pathShapeTwo.lineTo(QPointF(4,4));

    //pathShapeTwo.snapData().setSnapPoints(secondSnapPointList);

    pathShapeTwo.isVisible(true);
    ShapeManager->addShape(&pathShapeTwo);

    KoPathShape pathShapeThree;
    QList<QPointF> thirdSnapPointList;
    pathShapeThree.moveTo(QPointF(5,5));
    pathShapeThree.lineTo(QPointF(6,6));
    pathShapeThree.lineTo(QPointF(7,7));
    pathShapeThree.lineTo(QPointF(8,8));

    pathShapeThree.isVisible(true);
    ShapeManager->addShape(&pathShapeThree);

    KoSnapGuide aKoSnapGuideTwo(&fakeKoCanvasBaseTwo);
    KoSnapProxy paramProxyTwo(&aKoSnapGuideTwo);
    bool didSnapTwo = toTestTwo.snap(paramMousePosTwo, &paramProxyTwo, paramSnapDistanceTwo);
    QVERIFY(didSnapTwo);
}