(self, val)
| 203 | |
| 204 | |
| 205 | def _set_val(self, val): |
| 206 | xy = self.poly.xy |
| 207 | xy[2] = val, 1 |
| 208 | xy[3] = val, 0 |
| 209 | self.val = val |
| 210 | self.poly.remove() |
| 211 | self.poly = self.ax.axvspan(val-self.width/2, val+self.width/2, 0, 1) |
| 212 | #self.poly.xy = xy |
| 213 | self.valtext.set_text(self.valfmt % val) |
| 214 | self.val = val |
| 215 | if not self.eventson: |
| 216 | return |
| 217 | |
| 218 | |
| 219 | def _update_observer(self, event): |