def refresh_view(self, shiftx, shifty, rx, ry, is_record):
StatusPanel.set_scale(INIT_RX * INIT_RY / (rx * ry))
StatusPanel.set_details(shiftx, shifty, rx, ry)
if is_record:
self.__history.append(ViewInfo(shiftx, shifty, rx, ry))
try:
f = Fractal(ShowPanel.parent, ShowPanel.exp, ShowPanel.boost)
except ValueError as e:
ShowPanel.errDialog(e.args[0])
ShowPanel.exp = Fractal.last_exp
return None
try:
f.createFractalImage(PIC_WIDTH, PIC_HEIGHT, shiftx, shifty, rx, ry)
except Exception as e:
ShowPanel.errDialog(e.args[0])
ShowPanel.exp = Fractal.last_exp
raise e
self.update_undo()
