| 240 | return scales |
| 241 | |
| 242 | def __init__(self, **kwargs): |
| 243 | super(Mark, self).__init__(**kwargs) |
| 244 | self._hover_handlers = CallbackDispatcher() |
| 245 | self._click_handlers = CallbackDispatcher() |
| 246 | self._legend_click_handlers = CallbackDispatcher() |
| 247 | self._legend_hover_handlers = CallbackDispatcher() |
| 248 | self._element_click_handlers = CallbackDispatcher() |
| 249 | self._bg_click_handlers = CallbackDispatcher() |
| 250 | |
| 251 | self._name_to_handler = { |
| 252 | 'hover': self._hover_handlers, |
| 253 | 'click': self._click_handlers, |
| 254 | 'legend_click': self._legend_click_handlers, |
| 255 | 'legend_hover': self._legend_hover_handlers, |
| 256 | 'element_click': self._element_click_handlers, |
| 257 | 'background_click': self._bg_click_handlers |
| 258 | } |
| 259 | |
| 260 | self.on_msg(self._handle_custom_msgs) |
| 261 | |
| 262 | def on_hover(self, callback, remove=False): |
| 263 | self._hover_handlers.register_callback(callback, remove=remove) |