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-rw-r--r--tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp199
1 files changed, 199 insertions, 0 deletions
diff --git a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
index 41593b5..82c173b 100644
--- a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
+++ b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
@@ -220,6 +220,8 @@ private slots:
void deviceTransform_data();
void deviceTransform();
void update();
+ void setTransformProperties_data();
+ void setTransformProperties();
// task specific tests below me
void task141694_textItemEnsureVisible();
@@ -6484,5 +6486,202 @@ void tst_QGraphicsItem::update()
QCOMPARE(view.paintedRegion, expectedRegion);
}
+void tst_QGraphicsItem::setTransformProperties_data()
+{
+ QTest::addColumn<QPointF>("origin");
+ QTest::addColumn<qreal>("rotationX");
+ QTest::addColumn<qreal>("rotationY");
+ QTest::addColumn<qreal>("rotationZ");
+ QTest::addColumn<qreal>("scaleX");
+ QTest::addColumn<qreal>("scaleY");
+ QTest::addColumn<qreal>("shearX");
+ QTest::addColumn<qreal>("shearY");
+
+ QTest::newRow("nothing") << QPointF() << qreal(0.0) << qreal(0.0) << qreal(0.0)
+ << qreal(1.0) << qreal(1.0) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("rotationZ") << QPointF() << qreal(0.0) << qreal(0.0) << qreal(42.2)
+ << qreal(1.0) << qreal(1.0) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("rotationXY") << QPointF() << qreal(12.5) << qreal(53.6) << qreal(0.0)
+ << qreal(1.0) << qreal(1.0) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("rotationXYZ") << QPointF() << qreal(-25) << qreal(12) << qreal(556)
+ << qreal(1.0) << qreal(1.0) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("rotationXYZ dicentred") << QPointF(-53, 25.2)
+ << qreal(-2578.2) << qreal(4565.2) << qreal(56)
+ << qreal(1.0) << qreal(1.0) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("Scale") << QPointF() << qreal(0.0) << qreal(0.0) << qreal(0.0)
+ << qreal(6) << qreal(0.5) << qreal(0.0) << qreal(0.0);
+
+ QTest::newRow("Shear") << QPointF() << qreal(0.0) << qreal(0.0) << qreal(0.0)
+ << qreal(1.0) << qreal(1.0) << qreal(2.2) << qreal(0.5);
+
+ QTest::newRow("Scale and Shear") << QPointF() << qreal(0.0) << qreal(0.0) << qreal(0.0)
+ << qreal(5.2) << qreal(2.1) << qreal(5.2) << qreal(5.5);
+
+ QTest::newRow("Everything") << QPointF() << qreal(41) << qreal(-23) << qreal(0.56)
+ << qreal(8.2) << qreal(-0.2) << qreal(-12) << qreal(-0.8);
+
+ QTest::newRow("Everything dicentred") << QPointF(qreal(22.3), qreal(-56.2)) << qreal(-175) << qreal(196) << qreal(-1260)
+ << qreal(4) << qreal(2) << qreal(2.56) << qreal(0.8);
+}
+
+/**
+ * the normal QCOMPARE doesn't work because it doesn't use qFuzzyCompare
+ */
+#define QCOMPARE_TRANSFORM(X1, X2) QVERIFY(((X1)*(X2).inverted()).isIdentity())
+
+void tst_QGraphicsItem::setTransformProperties()
+{
+ QFETCH(QPointF,origin);
+ QFETCH(qreal,rotationX);
+ QFETCH(qreal,rotationY);
+ QFETCH(qreal,rotationZ);
+ QFETCH(qreal,scaleX);
+ QFETCH(qreal,scaleY);
+ QFETCH(qreal,shearX);
+ QFETCH(qreal,shearY);
+
+ QTransform result;
+ result.translate(origin.x(), origin.y());
+ result.rotate(rotationX, Qt::XAxis);
+ result.rotate(rotationY, Qt::YAxis);
+ result.rotate(rotationZ, Qt::ZAxis);
+ result.shear(shearX, shearY);
+ result.scale(scaleX, scaleY);
+ result.translate(-origin.x(), -origin.y());
+
+ QGraphicsScene scene;
+ QGraphicsRectItem *item = new QGraphicsRectItem(QRectF(0, 0, 100, 100));
+ scene.addItem(item);
+
+ item->setRotation(rotationX, rotationY, rotationZ);
+ item->setScale(scaleX, scaleY);
+ item->setShear(shearX, shearY);
+ item->setTransformOrigin(origin);
+
+ QCOMPARE(item->xRotation(), rotationX);
+ QCOMPARE(item->yRotation(), rotationY);
+ QCOMPARE(item->zRotation(), rotationZ);
+ QCOMPARE(item->xScale(), scaleX);
+ QCOMPARE(item->yScale(), scaleY);
+ QCOMPARE(item->horizontalShear(), shearX);
+ QCOMPARE(item->verticalShear(), shearY);
+ QCOMPARE(item->transformOrigin(), origin);
+
+ QCOMPARE(QTransform(), item->transform());
+ QCOMPARE(result, item->sceneTransform());
+
+ //-----------------------------------------------------------------
+ //Change the rotation Z
+ item->setZRotation(45);
+ QTransform result2;
+ result2.translate(origin.x(), origin.y());
+ result2.rotate(rotationX, Qt::XAxis);
+ result2.rotate(rotationY, Qt::YAxis);
+ result2.rotate(45, Qt::ZAxis);
+ result2.shear(shearX, shearY);
+ result2.scale(scaleX, scaleY);
+ result2.translate(-origin.x(), -origin.y());
+
+ QCOMPARE(item->xRotation(), rotationX);
+ QCOMPARE(item->yRotation(), rotationY);
+ QCOMPARE(item->zRotation(), 45.0);
+ QCOMPARE(item->xScale(), scaleX);
+ QCOMPARE(item->yScale(), scaleY);
+ QCOMPARE(item->horizontalShear(), shearX);
+ QCOMPARE(item->verticalShear(), shearY);
+ QCOMPARE(item->transformOrigin(), origin);
+
+ QCOMPARE(QTransform(), item->transform());
+ QCOMPARE(result2, item->sceneTransform());
+
+ //-----------------------------------------------------------------
+ // calling setTransform() and setPos shoukld change the sceneTransform
+ item->setTransform(result);
+ item->setPos(100, -150.5);
+
+ QCOMPARE(item->xRotation(), rotationX);
+ QCOMPARE(item->yRotation(), rotationY);
+ QCOMPARE(item->zRotation(), 45.0);
+ QCOMPARE(item->xScale(), scaleX);
+ QCOMPARE(item->yScale(), scaleY);
+ QCOMPARE(item->horizontalShear(), shearX);
+ QCOMPARE(item->verticalShear(), shearY);
+ QCOMPARE(item->transformOrigin(), origin);
+ QCOMPARE(result, item->transform());
+
+ QTransform result3;
+
+ result3.translate(origin.x(), origin.y());
+ result3 = result * result3;
+ result3.rotate(rotationX, Qt::XAxis);
+ result3.rotate(rotationY, Qt::YAxis);
+ result3.rotate(45, Qt::ZAxis);
+ result3.shear(shearX, shearY);
+ result3.scale(scaleX, scaleY);
+ result3.translate(-origin.x(), -origin.y());
+
+ result3 *= QTransform::fromTranslate(100, -150.5); //the pos;
+
+ QCOMPARE(result3, item->sceneTransform());
+
+ //-----------------------------------------------------
+ // setting the propertiees should be the same as setting a transform
+ {//with center origin on the matrix
+ QGraphicsRectItem *item1 = new QGraphicsRectItem(QRectF(50.2, -150, 230.5, 119));
+ scene.addItem(item1);
+ QGraphicsRectItem *item2 = new QGraphicsRectItem(QRectF(50.2, -150, 230.5, 119));
+ scene.addItem(item2);
+
+ item1->setPos(12.3, -5);
+ item2->setPos(12.3, -5);
+ item1->setRotation(rotationX, rotationY, rotationZ);
+ item1->setScale(scaleX, scaleY);
+ item1->setShear(shearX, shearY);
+ item1->setTransformOrigin(origin);
+
+ item2->setTransform(result);
+
+ QCOMPARE_TRANSFORM(item1->sceneTransform(), item2->sceneTransform());
+
+ QCOMPARE_TRANSFORM(item1->itemTransform(item2), QTransform());
+ QCOMPARE_TRANSFORM(item2->itemTransform(item1), QTransform());
+ }
+
+ {//with center origin on the item
+ QGraphicsRectItem *item1 = new QGraphicsRectItem(QRectF(50.2, -150, 230.5, 119));
+ scene.addItem(item1);
+ QGraphicsRectItem *item2 = new QGraphicsRectItem(QRectF(50.2, -150, 230.5, 119));
+ scene.addItem(item2);
+
+ item1->setPos(12.3, -5);
+ item2->setPos(12.3, -5);
+ item1->setTransformOrigin(origin);
+ item2->setTransformOrigin(origin);
+
+ item1->setRotation(rotationX, rotationY, rotationZ);
+ item1->setScale(scaleX, scaleY);
+ item1->setShear(shearX, shearY);
+
+ QTransform tr;
+ tr.rotate(rotationX, Qt::XAxis);
+ tr.rotate(rotationY, Qt::YAxis);
+ tr.rotate(rotationZ, Qt::ZAxis);
+ tr.shear(shearX, shearY);
+ tr.scale(scaleX, scaleY);
+
+ item2->setTransform(tr);
+
+ QCOMPARE_TRANSFORM(item1->sceneTransform(), item2->sceneTransform());
+
+ QCOMPARE_TRANSFORM(item1->itemTransform(item2), QTransform());
+ QCOMPARE_TRANSFORM(item2->itemTransform(item1), QTransform());
+ }
+}
+
QTEST_MAIN(tst_QGraphicsItem)
#include "tst_qgraphicsitem.moc"
generated by cgit v0.12 at 2024-11-12 07:02:54 (GMT)