def testSnapPoint(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
# first test snapping to grid
l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToGrid(True)
s.setSnapTolerance(1)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
s.setSnapToGrid(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertFalse(snapped)
self.assertEqual(point, QPointF(1, 1))
# test that guide takes precedence
s.setSnapToGrid(True)
s.setSnapToGuides(True)
guides.addGuide(QgsLayoutGuide(QgsLayoutGuide.Horizontal, QgsLayoutMeasurement(0.5), page))
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
def testSnapPoint(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
# first test snapping to grid
l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToGrid(True)
s.setSnapTolerance(1)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
s.setSnapToGrid(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertFalse(snapped)
self.assertEqual(point, QPointF(1, 1))
# test that guide takes precedence
s.setSnapToGrid(True)
s.setSnapToGuides(True)
guides.addGuide(QgsLayoutGuide(QgsLayoutGuide.Horizontal, QgsLayoutMeasurement(0.5), page))
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
def testSnapPoint(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
# first test snapping to grid
l.gridSettings().setResolution(
QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToGrid(True)
s.setSnapTolerance(1)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
s.setSnapToItems(False)
s.setSnapToGrid(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertFalse(snapped)
self.assertEqual(point, QPointF(1, 1))
# test that guide takes precedence
s.setSnapToGrid(True)
s.setSnapToGuides(True)
guides.addGuide(
QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(0.5), page))
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
# add an item
item1 = QgsLayoutItemMap(l)
item1.attemptMove(
QgsLayoutPoint(121, 1.1, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
# test that guide takes precedence over item
s.setSnapToGrid(True)
s.setSnapToGuides(True)
s.setSnapToItems(True)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
# but items take precedence over grid
s.setSnapToGuides(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 1.1))
# ... unless item is ignored!
point, snapped = s.snapPoint(QPointF(1, 1), 1, None, None, [item1])
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
def testSnapPoint(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
# first test snapping to grid
l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToGrid(True)
s.setSnapTolerance(1)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
s.setSnapToItems(False)
s.setSnapToGrid(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertFalse(snapped)
self.assertEqual(point, QPointF(1, 1))
# test that guide takes precedence
s.setSnapToGrid(True)
s.setSnapToGuides(True)
guides.addGuide(QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(0.5), page))
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
# add an item
item1 = QgsLayoutItemMap(l)
item1.attemptMove(QgsLayoutPoint(121, 1.1, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
# test that guide takes precedence over item
s.setSnapToGrid(True)
s.setSnapToGuides(True)
s.setSnapToItems(True)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0.5))
# but items take precedence over grid
s.setSnapToGuides(False)
point, snapped = s.snapPoint(QPointF(1, 1), 1)
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 1.1))
# ... unless item is ignored!
point, snapped = s.snapPoint(QPointF(1, 1), 1, None, None, [item1])
self.assertTrue(snapped)
self.assertEqual(point, QPointF(0, 0))
