def testReset(self):
layer = QgsAnnotationLayer(
'test',
QgsAnnotationLayer.LayerOptions(
QgsProject.instance().transformContext()))
self.assertTrue(layer.isValid())
layer.addItem(
QgsAnnotationPolygonItem(
QgsPolygon(
QgsLineString([
QgsPoint(12, 13),
QgsPoint(14, 13),
QgsPoint(14, 15),
QgsPoint(12, 13)
]))))
layer.addItem(
QgsAnnotationLineItem(
QgsLineString(
[QgsPoint(11, 13),
QgsPoint(12, 13),
QgsPoint(12, 15)])))
layer.addItem(QgsAnnotationMarkerItem(QgsPoint(12, 13)))
layer.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
layer.setOpacity(0.5)
layer.reset()
self.assertEqual(len(layer.items()), 0)
self.assertEqual(layer.opacity(), 1.0)
self.assertFalse(layer.crs().isValid())
def testReadWriteXml(self):
doc = QDomDocument("testdoc")
layer = QgsAnnotationLayer(
'test',
QgsAnnotationLayer.LayerOptions(
QgsProject.instance().transformContext()))
self.assertTrue(layer.isValid())
layer.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
polygon_item_id = layer.addItem(
QgsAnnotationPolygonItem(
QgsPolygon(
QgsLineString([
QgsPoint(12, 13),
QgsPoint(14, 13),
QgsPoint(14, 15),
QgsPoint(12, 13)
]))))
linestring_item_id = layer.addItem(
QgsAnnotationLineItem(
QgsLineString(
[QgsPoint(11, 13),
QgsPoint(12, 13),
QgsPoint(12, 15)])))
marker_item_id = layer.addItem(
QgsAnnotationMarkerItem(QgsPoint(12, 13)))
elem = doc.createElement("maplayer")
self.assertTrue(layer.writeLayerXml(elem, doc, QgsReadWriteContext()))
layer2 = QgsAnnotationLayer(
'test2',
QgsAnnotationLayer.LayerOptions(
QgsProject.instance().transformContext()))
self.assertTrue(layer2.readLayerXml(elem, QgsReadWriteContext()))
self.assertEqual(layer2.crs().authid(), 'EPSG:4326')
self.assertEqual(len(layer2.items()), 3)
self.assertIsInstance(layer2.items()[polygon_item_id],
QgsAnnotationPolygonItem)
self.assertIsInstance(layer2.items()[linestring_item_id],
QgsAnnotationLineItem)
self.assertIsInstance(layer2.items()[marker_item_id],
QgsAnnotationMarkerItem)
def testClone(self):
layer = QgsAnnotationLayer('test', QgsAnnotationLayer.LayerOptions(QgsProject.instance().transformContext()))
self.assertTrue(layer.isValid())
polygon_item_id = layer.addItem(QgsAnnotationPolygonItem(
QgsPolygon(QgsLineString([QgsPoint(12, 13), QgsPoint(14, 13), QgsPoint(14, 15), QgsPoint(12, 13)]))))
linestring_item_id = layer.addItem(
QgsAnnotationLineItem(QgsLineString([QgsPoint(11, 13), QgsPoint(12, 13), QgsPoint(12, 15)])))
marker_item_id = layer.addItem(QgsAnnotationMarkerItem(QgsPoint(12, 13)))
layer2 = layer.clone()
self.assertEqual(len(layer2.items()), 3)
self.assertIsInstance(layer2.items()[polygon_item_id], QgsAnnotationPolygonItem)
# should not be the SAME instance of the item -- the item must have been cloned for the cloned layer!
self.assertNotEqual(layer.items()[polygon_item_id], layer2.items()[polygon_item_id])
self.assertIsInstance(layer2.items()[linestring_item_id], QgsAnnotationLineItem)
self.assertIsInstance(layer2.items()[marker_item_id], QgsAnnotationMarkerItem)
def testItems(self):
layer = QgsAnnotationLayer(
'test',
QgsAnnotationLayer.LayerOptions(
QgsProject.instance().transformContext()))
self.assertTrue(layer.isValid())
self.assertTrue(layer.isEmpty())
polygon_item_id = layer.addItem(
QgsAnnotationPolygonItem(
QgsPolygon(
QgsLineString([
QgsPoint(12, 13),
QgsPoint(14, 13),
QgsPoint(14, 15),
QgsPoint(12, 13)
]))))
linestring_item_id = layer.addItem(
QgsAnnotationLineItem(
QgsLineString(
[QgsPoint(11, 13),
QgsPoint(12, 13),
QgsPoint(12, 15)])))
marker_item_id = layer.addItem(
QgsAnnotationMarkerItem(QgsPoint(12, 13)))
self.assertEqual(len(layer.items()), 3)
self.assertFalse(layer.isEmpty())
self.assertIsInstance(layer.items()[polygon_item_id],
QgsAnnotationPolygonItem)
self.assertIsInstance(layer.items()[linestring_item_id],
QgsAnnotationLineItem)
self.assertIsInstance(layer.items()[marker_item_id],
QgsAnnotationMarkerItem)
self.assertFalse(layer.removeItem('xxxx'))
self.assertEqual(len(layer.items()), 3)
self.assertTrue(layer.removeItem(linestring_item_id))
self.assertEqual(len(layer.items()), 2)
self.assertIsInstance(layer.items()[polygon_item_id],
QgsAnnotationPolygonItem)
self.assertIsInstance(layer.items()[marker_item_id],
QgsAnnotationMarkerItem)
self.assertFalse(layer.removeItem(linestring_item_id))
self.assertTrue(layer.removeItem(polygon_item_id))
self.assertEqual(len(layer.items()), 1)
self.assertIsInstance(layer.items()[marker_item_id],
QgsAnnotationMarkerItem)
self.assertTrue(layer.removeItem(marker_item_id))
self.assertEqual(len(layer.items()), 0)
self.assertTrue(layer.isEmpty())
layer.addItem(
QgsAnnotationPolygonItem(
QgsPolygon(
QgsLineString([
QgsPoint(12, 13),
QgsPoint(14, 13),
QgsPoint(14, 15),
QgsPoint(12, 13)
]))))
layer.addItem(
QgsAnnotationLineItem(
QgsLineString(
[QgsPoint(11, 13),
QgsPoint(12, 13),
QgsPoint(12, 15)])))
layer.addItem(QgsAnnotationMarkerItem(QgsPoint(12, 13)))
self.assertEqual(len(layer.items()), 3)
layer.clear()
self.assertEqual(len(layer.items()), 0)