def restore_settings(self):
"""
Restores saved settings
"""
current_label_filter = SettingsRegistry.label_filtering()
self.filtering_combo.setCurrentIndex(self.filtering_combo.findData(current_label_filter))
self.check_center_on_selection.setChecked(SettingsRegistry.center_on_selected())
self.check_flash_feature.setChecked(SettingsRegistry.flash_feature())
self.check_flash_vertex.setChecked(SettingsRegistry.flash_vertex())
self.point_symbol_button.setSymbol(SettingsRegistry.vertex_symbol())
self.vertex_font_button.setTextFormat(SettingsRegistry.vertex_format())
self.number_format = SettingsRegistry.number_format()
def __init__(self,
source: QgsFeatureSource,
layer_type: QgsWkbTypes.GeometryType,
selection: list,
vertex_number=Optional[int],
topological_geometries: Optional[Dict[int,
QgsGeometry]] = None):
if layer_type == QgsWkbTypes.LineGeometry:
symbol = QgsLineSymbol()
else:
symbol = QgsFillSymbol()
marker_line = QgsMarkerLineSymbolLayer()
marker_line.setRotateMarker(False)
marker_line.setPlacement(QgsMarkerLineSymbolLayer.Vertex)
vertex_marker_symbol = SettingsRegistry.vertex_symbol()
# not so nice, but required to allow us to dynamically change this color mid-way through rendering
for layer in vertex_marker_symbol:
layer.setDataDefinedProperty(QgsSymbolLayer.PropertyFillColor,
QgsProperty.fromValue(None))
font_marker_symbol = QgsMarkerSymbol()
text_format = SettingsRegistry.vertex_format()
font_marker = TextRendererMarkerSymbolLayer(text_format, vertex_number)
font_marker.setSubSymbol(vertex_marker_symbol)
font_marker_symbol.changeSymbolLayer(0, font_marker)
marker_line.setSubSymbol(font_marker_symbol)
symbol.changeSymbolLayer(0, marker_line)
symbol.setClipFeaturesToExtent(False)
super().__init__(symbol)
self.selection = sorted(selection)
self.feature_index = 0
self.vertex_number = vertex_number
self.source = source
self.topological_geometries = topological_geometries
