fix: error when using move mode with empty point list.

GIScience · Jan 15, 2024 · e87e8e9 · e87e8e9
1 parent b6b8999
commit e87e8e9
Showing 1 changed file with 14 additions and 7 deletions.
diff --git a/ORStools/gui/ORStoolsDialog.py b/ORStools/gui/ORStoolsDialog.py
@@ -561,13 +561,20 @@ def _on_linetool_init(self):
         self.line_tool.doubleClicked.connect(self._on_linetool_map_doubleclick)
 
     def _on_move_vertices_tool_init(self):
-        self.hide()
-        self.move_tool = maptools.ShiftTool(self._iface.mapCanvas())
-
-        self._iface.mapCanvas().setMapTool(self.move_tool)
-        self.move_tool.pointPressed.connect(lambda point: self._on_movetool_map_press(point))
-        self.move_tool.pointReleased.connect(lambda point: self._on_movetool_map_release(point))
-        self.move_tool.doubleClicked.connect(self._on_movetool_map_doubleclick)
+        if self.routing_fromline_list.count() > 0:
+            self.hide()
+            self.move_tool = maptools.ShiftTool(self._iface.mapCanvas())
+
+            self._iface.mapCanvas().setMapTool(self.move_tool)
+            self.move_tool.pointPressed.connect(lambda point: self._on_movetool_map_press(point))
+            self.move_tool.pointReleased.connect(lambda point: self._on_movetool_map_release(point))
+            self.move_tool.doubleClicked.connect(self._on_movetool_map_doubleclick)
+        else:
+            QMessageBox.warning(
+                self,
+                "Empty point list",
+                """Please add points to move them.""",
+            )
 
     def _on_movetool_map_press(self, pos):
         click = Point(pos.x(), pos.y())