def mousePressEvent(self, e: QMouseEvent) -> None:
if self.actual_selection.value == 1:
super(CustomQGraphicsView, self).mousePressEvent(e)
elif self.actual_selection.value in [2, 3, 4, 5]:
self.drawing = True
self.previous_point = QPoint(int(e.position().x()),
int(e.position().y()))
elif self.actual_selection.value == 6:
self.previous_point = self.mapToScene(
QPoint(int(e.position().x()), int(e.position().y())))
if not self.preparing:
self.preparing = True
self.prepare_points = list()
self.prepare_points.append(self.previous_point)
else:
below_point: float = 5 / self.transform().m11()
DrawTools.draw_simple_shape_to_scene(self,
self.prepare_points[-1],
self.previous_point,
to_gim=False)
if fabs(self.previous_point.x() - self.prepare_points[0].x()) < below_point and \
fabs(self.previous_point.y() - self.prepare_points[0].y()) < below_point:
if len(self.prepare_points) <= 2:
items = self.scene().items()
for i in range(len(self.prepare_points)):
self.scene().removeItem(items[i])
self.preparing = False
return
DrawTools.draw_polygon(self, self.prepare_points)
self.preparing = False
else:
self.prepare_points.append(self.previous_point)
def mouseReleaseEvent(self, e: QMouseEvent) -> None:
super(CustomQGraphicsView, self).mouseReleaseEvent(e)
if self.drawing:
self.drawing = False
p_prev: QPointF = self.mapToScene(self.previous_point)
p_act: QPointF = self.mapToScene(
QPoint(int(e.position().x()), int(e.position().y())))
if p_prev.x() != p_act.x() and p_act.y() != p_prev.y():
if self.actual_selection.value in [
2, 3, 4
] and DrawTools.is_two_dimensional(p_prev, p_act):
DrawTools.draw_simple_shape_to_scene(self, p_prev, p_act)
elif self.actual_selection.value == 5:
DrawTools.draw_simple_shape_to_scene(self, p_prev, p_act)
self.changed.emit()
def mouse_move_event(self, event: QtGui.QMouseEvent) -> None:
"""Show the value tooltip on hover."""
super().mouse_move_event(event)
on_handle = self._handle_rect().contains(event.position().to_point())
if on_handle and not self._mouse_on_handle:
self._mouse_on_handle = True
self._display_value_tooltip(start_hide_timer=False)
elif not on_handle and self._mouse_on_handle:
self._mouse_on_handle = False
if not self._value_spinbox.focus and not self._tooltip_hide_timer.active:
self._hide_value_tooltip_if_not_hover()