def OnMouseWheel(self, event: wx.MouseEvent):
if self.selection_mode:
return
self.camera_interactor.mouse_wheel(event.GetWheelRotation(),
event.GetWheelDelta(),
event.ShiftDown(), event.AltDown(),
event.ControlDown())
self._x = self._y = -1
self.Sync()
self.Refresh()
def OnMotion(self, event: wx.MouseEvent):
x = event.GetX()
y = event.GetY()
if event.LeftIsDown():
# Normal scene movement without selection
if not self.selection_mode and self._x > -1 and self._y > -1:
self.camera_interactor.mouse_motion(x - self._x, y - self._y,
event.ShiftDown(),
event.AltDown(),
event.ControlDown())
self._x = x
self._y = y
# Left-mouse drag selection, movement disabled
if self.selection_mode and self.selection_mode is GLSelectionControls.BOX and \
not self.selection_mode_depressed:
if self.start_x == -1 and self.start_y == -1:
self.start_x = self._x
self.start_y = self._y
self.camera.box_select.from_screen_coords(
(self.start_x, self.start_y), (self._x, self._y))
self.Sync()
self.Refresh()
# Scene movement with selection enabled
elif event.RightIsDown() and self.selection_mode:
if self._x > -1 and self._y > -1:
self.camera_interactor.mouse_motion(x - self._x, y - self._y,
event.ShiftDown(),
event.AltDown(),
event.ControlDown())
self._x = x
self._y = y
# Reset mouse coordinates
else:
self._x = self._y = self.start_x = self.start_y = -1
event.Skip()