def mouseMoveEvent(self, ev):
diff = ev.pos() - self.mousePos1
if self.selectedGrabber is not None and ev.buttons() == QtCore.Qt.LeftButton:
self.moveGrabber(-diff.x(), diff.y())
self.mousePos1 = ev.pos() # Ensure mousePos is set here
else:
GLViewWidget.mouseMoveEvent(self, ev)
super(GLViewWidget, self).mouseMoveEvent(ev)
def mouseMoveEvent(self, event):
"""
The Qt event handler when the mouse is dragged.
If a slice plane is selected the slice plane is dragged otherwise the scene is rotated.
:param QMouseEvent event: the qt mouse event
"""
if self._slice_planes.has_selection():
x, y = event.x(), event.y()
m = self.viewMatrix()
dx = x - self._mouse_pos[0]
dy = y - self._mouse_pos[1]
vec = QVector4D(dx, -dy, 0, 0) * m
dx, dy, dz = vec.x(), vec.y(), vec.z()
self._mouse_pos = x, y
self._slice_planes.drag(dx, dy, dz)
self.slice_changed.emit()
else:
return GLViewWidget.mouseMoveEvent(self, event)
def mouseMoveEvent(self, event):
"""
The Qt event handler when the mouse is dragged.
If a slice plane is selected the slice plane is dragged otherwise the scene is rotated.
:param QMouseEvent event: the qt mouse event
"""
if self._slice_planes.has_selection():
x, y = event.x(), event.y()
m = self.viewMatrix()
dx = x - self._mouse_pos[0]
dy = y - self._mouse_pos[1]
vec = QVector4D(dx, -dy, 0, 0) * m
dx, dy, dz = vec.x(), vec.y(), vec.z()
self._mouse_pos = x, y
self._slice_planes.drag(dx, dy, dz)
self.slice_changed.emit()
else:
return GLViewWidget.mouseMoveEvent(self, event)
