void KisCoordinatesConverterTest::testMirroring()
{
KisImageSP image;
KisCoordinatesConverter converter;
initImage(&image, &converter);
QSize widgetSize(500,400);
QSize flakeSize(1000,1000);
QRectF testRect(300, 100, 200, 200);
converter.setImage(image);
converter.setDocumentOffset(QPoint(200,100));
converter.setCanvasWidgetSize(widgetSize);
QTransform imageToWidget;
QTransform documentToWidget;
QTransform flakeToWidget;
QTransform viewportToWidget;
converter.mirror(converter.imageCenterInWidgetPixel(), true, false);
converter.setZoom(1.);
// image pixels == flake pixels
QRectF viewportRect = converter.imageToViewport(testRect);
QRectF widgetRect = converter.viewportToWidget(viewportRect);
QCOMPARE(widgetRect, QRectF(300,0,200,200));
QCOMPARE(viewportRect, QRectF(0,0,200,200));
QRectF roundTrip = converter.viewportToWidget(widgetRect);
QCOMPARE(roundTrip, viewportRect);
}
void KisCoordinatesConverterTest::testConsistency()
{
KisImageSP image;
KisCoordinatesConverter converter;
initImage(&image, &converter);
converter.setImage(image);
converter.setDocumentOffset(QPoint(20,30));
converter.setCanvasWidgetSize(QSize(500,500));
QRectF testRect(100,100,100,100);
QTransform imageToWidget;
QTransform documentToWidget;
QTransform viewportToWidget;
converter.setZoom(0.5);
imageToWidget = converter.imageToWidgetTransform();
documentToWidget = converter.documentToWidgetTransform();
viewportToWidget = converter.viewportToWidgetTransform();
QRectF fromImage = converter.viewportToWidget(converter.imageToViewport(testRect));
QRectF fromDocument = converter.documentToWidget(testRect);
QRectF fromViewport = converter.viewportToWidget(testRect);
CHECK_TRANSFORM(imageToWidget, testRect, fromImage);
CHECK_TRANSFORM(documentToWidget, testRect, fromDocument);
CHECK_TRANSFORM(viewportToWidget, testRect, fromViewport);
}
void KisCoordinatesConverterTest::testRotation()
{
KisImageSP image;
KisCoordinatesConverter converter;
initImage(&image, &converter);
QSize widgetSize(1000,500);
QRectF testRect(800, 100, 300, 300);
converter.setImage(image);
converter.setDocumentOffset(QPoint(0,0));
converter.setCanvasWidgetSize(widgetSize);
converter.rotate(converter.widgetCenterPoint(), 30);
converter.setZoom(1.);
QTransform viewportToWidget = converter.viewportToWidgetTransform();
QRectF boundingRect = viewportToWidget.mapRect(testRect);
QRectF directRect = converter.viewportToWidget(testRect);
QCOMPARE(boundingRect, directRect);
QRectF referenceRect(QPointF(742.82,53.5898), QSizeF(409.808,409.808));
#define FUZZY(a,b) ((a)-(b) < 0.01)
QVERIFY(FUZZY(boundingRect.top(), referenceRect.top()));
QVERIFY(FUZZY(boundingRect.left(), referenceRect.left()));
QVERIFY(FUZZY(boundingRect.width(), referenceRect.width()));
QVERIFY(FUZZY(boundingRect.height(), referenceRect.height()));
}
void KisCoordinatesConverterTest::testConversion()
{
KisImageSP image;
KisCoordinatesConverter converter;
initImage(&image, &converter);
converter.setImage(image);
converter.setDocumentOffset(QPoint(20,20));
converter.setCanvasWidgetSize(QSize(500,500));
converter.setZoom(1.);
QRectF testRect(100,100,100,100);
QCOMPARE(converter.imageToViewport(testRect), QRectF(80,80,100,100));
QCOMPARE(converter.viewportToImage(testRect), QRectF(120,120,100,100));
QCOMPARE(converter.widgetToViewport(testRect), QRectF(100,100,100,100));
QCOMPARE(converter.viewportToWidget(testRect), QRectF(100,100,100,100));
QCOMPARE(converter.widgetToDocument(testRect), QRectF(1.20,1.20,1,1));
QCOMPARE(converter.documentToWidget(testRect), QRectF(9980,9980,10000,10000));
QCOMPARE(converter.imageToDocument(testRect), QRectF(1,1,1,1));
QCOMPARE(converter.documentToImage(testRect), QRectF(10000,10000,10000,10000));
converter.setZoom(0.5);
QCOMPARE(converter.imageToViewport(testRect), QRectF(30,30,50,50));
QCOMPARE(converter.viewportToImage(testRect), QRectF(240,240,200,200));
QCOMPARE(converter.widgetToViewport(testRect), QRectF(100,100,100,100));
QCOMPARE(converter.viewportToWidget(testRect), QRectF(100,100,100,100));
QCOMPARE(converter.widgetToDocument(testRect), QRectF(2.4,2.4,2,2));
QCOMPARE(converter.documentToWidget(testRect), QRectF(4980,4980,5000,5000));
QCOMPARE(converter.imageToDocument(testRect), QRectF(1,1,1,1));
QCOMPARE(converter.documentToImage(testRect), QRectF(10000,10000,10000,10000));
}