支持group view自动缩放

This commit is contained in:
Alias_z 2023-07-17 10:55:45 +02:00
parent ddb9708ce9
commit 30351d5b6d

View File

@ -137,16 +137,34 @@ class LabelsDockWidget(QtWidgets.QWidget, Ui_Form):
else:
check_box.setChecked(False)
def zoom_to_group(self):
selected_group = self.comboBox_group_select.currentText()
polygons_in_group = [polygon for polygon, item in self.polygon_item_dict.items()
if polygon.group == selected_group]
if not polygons_in_group:
return
min_x = min(min(vertex.x() for vertex in polygon.vertexs) for polygon in polygons_in_group)
min_y = min(min(vertex.y() for vertex in polygon.vertexs) for polygon in polygons_in_group)
max_x = max(max(vertex.x() for vertex in polygon.vertexs) for polygon in polygons_in_group)
max_y = max(max(vertex.y() for vertex in polygon.vertexs) for polygon in polygons_in_group)
margin = 20
bounding_rect = QtCore.QRectF(min_x - margin, min_y - margin, max_x - min_x + 2*margin, max_y - min_y + 2*margin)
self.mainwindow.view.fitInView(bounding_rect, QtCore.Qt.KeepAspectRatio)
def go_to_next_group(self):
current_index = self.comboBox_group_select.currentIndex()
max_index = self.comboBox_group_select.count() - 1
if current_index < max_index:
self.comboBox_group_select.setCurrentIndex(current_index + 1)
self.set_group_polygon_visible()
self.zoom_to_group()
def go_to_prev_group(self):
current_index = self.comboBox_group_select.currentIndex()
if current_index > 0:
self.comboBox_group_select.setCurrentIndex(current_index - 1)
self.set_group_polygon_visible()
self.zoom_to_group()