def mouseDoubleClickEvent(self, event: QtGui.QMouseEvent) -> None:
local_pos = QPointF(self.mapFromGlobal(event.globalPos()))
local_pos -= self.get_area_canvas_offset()
nodes_at_mouse = self._nodes_at_position(local_pos)
if nodes_at_mouse:
if len(nodes_at_mouse) == 1:
self.SelectNodeRequest.emit(nodes_at_mouse[0])
return
areas_at_mouse = self._other_areas_at_position(local_pos)
if areas_at_mouse:
if len(areas_at_mouse) == 1:
self.SelectAreaRequest.emit(areas_at_mouse[0])
return
def mouseMoveEvent(self, event: QtGui.QMouseEvent) -> None:
dx = event.globalX() - self.__last_pos.x()
dy = event.globalY() - self.__last_pos.y()
self.__last_pos = event.globalPos()
self.move(self.x() + dx, self.y() + dy)
def mousePressEvent(self, event: QtGui.QMouseEvent) -> None:
self.__last_pos = event.globalPos()