def doDrag(self, o, e):
if self._dragType == self.DRAG_HORIZONTAL:
delta = e.pos().x() - self._lastPos.x()
else:
delta = self._lastPos.y() - e.pos().y()
self._leftover += delta
self._lastPos = e.pos()
count = int(self._leftover / self.dragSensitivity)
if count:
mul = 1.0
if e.modifiers() & self.fastModifier:
mul = self.fastMultiplier
elif e.modifiers() & self.slowModifier:
mul = 1.0 / self.slowDivisor
self.dragTick.emit(count, mul)
self._leftover %= self.dragSensitivity
if self.cursorLock:
QCursor.setPos(self.mapToGlobal(self._dragStart))
self._lastPos = self._dragStart
else:
r = self._screen
b = self.wrapBoundary
p = o.mapToGlobal(e.pos())
# when wrapping move to the other side in by 2*boundary
# so we don't loop the wrapping
if p.x() > r.right() - b:
p.setX(r.left() + 2 * b)
if p.x() < r.left() + b:
p.setX(r.right() - 2 * b)
if p.y() > r.bottom() - b:
p.setY(r.top() + 2 * b)
if p.y() < r.top() + b:
p.setY(r.bottom() - 2 * b)
if p != e.globalPos():
QCursor.setPos(p)
self._lastPos = self.parent().mapFromGlobal(p)
self._leftover = 0
