Callback for mouse button presses in zoom-to-rectangle mode.
(self, event)
| 722 | return |
| 723 | |
| 724 | def _press(self, event): |
| 725 | """Callback for mouse button presses in zoom-to-rectangle mode.""" |
| 726 | |
| 727 | # If we're already in the middle of a zoom, pressing another |
| 728 | # button works to "cancel" |
| 729 | if self._ids_zoom: |
| 730 | self._cancel_action() |
| 731 | |
| 732 | if event.button == 1: |
| 733 | self._button_pressed = 1 |
| 734 | elif event.button == 3: |
| 735 | self._button_pressed = 3 |
| 736 | else: |
| 737 | self._cancel_action() |
| 738 | return |
| 739 | |
| 740 | x, y = event.x, event.y |
| 741 | |
| 742 | self._xypress = [] |
| 743 | for i, a in enumerate(self.figure.get_axes()): |
| 744 | if (x is not None and y is not None and a.in_axes(event) and |
| 745 | a.get_navigate() and a.can_zoom()): |
| 746 | self._xypress.append((x, y, a, i, a._get_view())) |
| 747 | |
| 748 | id1 = self.figure.canvas.mpl_connect( |
| 749 | 'motion_notify_event', self._mouse_move) |
| 750 | id2 = self.figure.canvas.mpl_connect( |
| 751 | 'key_press_event', self._switch_on_zoom_mode) |
| 752 | id3 = self.figure.canvas.mpl_connect( |
| 753 | 'key_release_event', self._switch_off_zoom_mode) |
| 754 | |
| 755 | self._ids_zoom = id1, id2, id3 |
| 756 | self._zoom_mode = event.key |
| 757 | |
| 758 | def _switch_on_zoom_mode(self, event): |
| 759 | self._zoom_mode = event.key |
nothing calls this directly
no test coverage detected