diff options
Diffstat (limited to 'tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp')
-rw-r--r-- | tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp b/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp index c811f62..27c7964 100644 --- a/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp +++ b/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp @@ -79,6 +79,8 @@ private slots: void resized(); void preserveAspectRatio(); void smooth(); + void mirror(); + void mirror_data(); void svg(); void geometry(); void geometry_data(); @@ -270,6 +272,90 @@ void tst_qdeclarativeimage::smooth() delete obj; } +void tst_qdeclarativeimage::mirror() +{ + QFETCH(int, fillMode); + + qreal width = 300; + qreal height = 250; + + QString src = QUrl::fromLocalFile(SRCDIR "/data/heart200.png").toString(); + QString componentStr = "import QtQuick 1.0\nImage { source: \"" + src + "\"; }"; + + QDeclarativeComponent component(&engine); + component.setData(componentStr.toLatin1(), QUrl::fromLocalFile("")); + QDeclarativeImage *obj = qobject_cast<QDeclarativeImage*>(component.create()); + QVERIFY(obj != 0); + + obj->setProperty("width", width); + obj->setProperty("height", height); + obj->setFillMode((QDeclarativeImage::FillMode)fillMode); + obj->setProperty("mirror", true); + + QGraphicsScene scene; + scene.addItem(qobject_cast<QGraphicsObject *>(obj)); + QPixmap screenshot(width, height); + screenshot.fill(); + QPainter p_screenshot(&screenshot); + scene.render(&p_screenshot, QRect(0, 0, width, height), QRect(0, 0, width, height)); + + QPixmap srcPixmap; + QVERIFY(srcPixmap.load(SRCDIR "/data/heart200.png")); + + QPixmap expected(width, height); + expected.fill(); + QPainter p_e(&expected); + QTransform transform; + transform.translate(width, 0).scale(-1, 1.0); + p_e.setTransform(transform); + + switch (fillMode) { + case QDeclarativeImage::Stretch: + p_e.drawPixmap(QRect(0, 0, width, height), srcPixmap, QRect(0, 0, srcPixmap.width(), srcPixmap.height())); + break; + case QDeclarativeImage::PreserveAspectFit: + p_e.drawPixmap(QRect(25, 0, width / (width/height), height), srcPixmap, QRect(0, 0, srcPixmap.width(), srcPixmap.height())); + break; + case QDeclarativeImage::PreserveAspectCrop: + { + qreal ratio = width/srcPixmap.width(); // width is the longer side + QRect rect(0, 0, srcPixmap.width()*ratio, srcPixmap.height()*ratio); + rect.moveCenter(QRect(0, 0, width, height).center()); + p_e.drawPixmap(rect, srcPixmap, QRect(0, 0, srcPixmap.width(), srcPixmap.height())); + break; + } + case QDeclarativeImage::Tile: + p_e.drawTiledPixmap(QRect(0, 0, width, height), srcPixmap); + break; + case QDeclarativeImage::TileVertically: + transform.scale(width / srcPixmap.width(), 1.0); + p_e.setTransform(transform); + p_e.drawTiledPixmap(QRect(0, 0, width, height), srcPixmap); + break; + case QDeclarativeImage::TileHorizontally: + transform.scale(1.0, height / srcPixmap.height()); + p_e.setTransform(transform); + p_e.drawTiledPixmap(QRect(0, 0, width, height), srcPixmap); + break; + } + + QCOMPARE(screenshot, expected); + + delete obj; +} + +void tst_qdeclarativeimage::mirror_data() +{ + QTest::addColumn<int>("fillMode"); + + QTest::newRow("Stretch") << int(QDeclarativeImage::Stretch); + QTest::newRow("PreserveAspectFit") << int(QDeclarativeImage::PreserveAspectFit); + QTest::newRow("PreserveAspectCrop") << int(QDeclarativeImage::PreserveAspectCrop); + QTest::newRow("Tile") << int(QDeclarativeImage::Tile); + QTest::newRow("TileVertically") << int(QDeclarativeImage::TileVertically); + QTest::newRow("TileHorizontally") << int(QDeclarativeImage::TileHorizontally); +} + void tst_qdeclarativeimage::svg() { QString src = QUrl::fromLocalFile(SRCDIR "/data/heart.svg").toString(); |