def __init__(self, parent=None):
"""Constructor."""
super().__init__(parent)
self.setupUi(self)
self.blocked = False
self.previous_map_tool = None
self.extent_tool = None
for name in SERVICE_MANAGER.available_predefined_bounding_boxes():
extent = SERVICE_MANAGER.predefined_bounding_box(name)
item = QListWidgetItem(extent['title'])
item.setData(Qt.UserRole, name)
item.setData(Qt.UserRole + 1, extent.get('read_only', False))
item.setData(Qt.UserRole + 2, extent.get('title', ''))
item.setData(Qt.UserRole + 3, extent.get('boundingbox', [0, 0, 0, 0])[0])
item.setData(Qt.UserRole + 4, extent.get('boundingbox', [0, 0, 0, 0])[1])
item.setData(Qt.UserRole + 5, extent.get('boundingbox', [0, 0, 0, 0])[2])
item.setData(Qt.UserRole + 6, extent.get('boundingbox', [0, 0, 0, 0])[3])
self.region_list.addItem(item)
self.region_list.currentItemChanged.connect(self._item_changed)
self.button_add.clicked.connect(self._add_item)
self.button_remove.clicked.connect(self._remove_item)
self.edit_label.textEdited.connect(self._update_item)
self.spin_min_long.valueChanged.connect(self._update_item)
self.spin_max_long.valueChanged.connect(self._update_item)
self.spin_min_lat.valueChanged.connect(self._update_item)
self.spin_max_lat.valueChanged.connect(self._update_item)
self.button_draw_on_map.clicked.connect(self.draw_rect_on_map)
def save_areas(self):
previous = list(SERVICE_MANAGER.available_predefined_bounding_boxes())
for p in previous:
if SERVICE_MANAGER.predefined_bounding_box(p).get('read_only'):
continue
SERVICE_MANAGER.remove_predefined_bounding_box(p)
for i in range(self.region_list.count()):
item = self.region_list.item(i)
if item.data(Qt.UserRole + 1):
# read only
continue
title = item.data(Qt.UserRole + 2)
bounding_box = [
item.data(Qt.UserRole + 3),
item.data(Qt.UserRole + 4),
item.data(Qt.UserRole + 5),
item.data(Qt.UserRole + 6)
]
SERVICE_MANAGER.add_predefined_bounding_box(
title, {
'title': title,
'boundingbox': bounding_box
})
def _populated_predefined_areas(self):
"""
Populates the predefined area choices
"""
self.combo_predefined_area.clear()
for name in SERVICE_MANAGER.available_predefined_bounding_boxes():
extent = SERVICE_MANAGER.predefined_bounding_box(name)
self.combo_predefined_area.addItem(extent['title'], name)
def _use_predefined_area(self):
"""
Retrieves the selected predefined area details and updates the widget state accordingly
"""
if not self.radio_predefined_area.isChecked():
return
selected_extent_id = self.combo_predefined_area.currentData()
if selected_extent_id not in SERVICE_MANAGER.available_predefined_bounding_boxes(
):
return
extent = SERVICE_MANAGER.predefined_bounding_box(
selected_extent_id)['boundingbox']
self.lat_min_spinbox.setValue(extent[1])
self.lat_max_spinbox.setValue(extent[3])
self.long_min_spinbox.setValue(extent[0])
self.long_max_spinbox.setValue(extent[2])
self.lat_max_checkbox.setChecked(True)
self.long_max_checkbox.setChecked(True)
self.lat_min_checkbox.setChecked(True)
self.long_min_checkbox.setChecked(True)