def _start_stormcell(self, event):
if self.fig.canvas.widgetlock.locked():
return
if event.inaxes is not self.raddisp.im.get_axes():
return
if self._mode != 'Outline':
return
self._lasso = widgets.Lasso(event.inaxes, (event.xdata, event.ydata),
self._finish_stormcell)
self.fig.canvas.widgetlock(self._lasso)
def _lasso_on_press(self, event):
self.lasso = mwidgets.Lasso(event.inaxes, (event.xdata, event.ydata),
self._lasso_call_back)
