def _mouseMoveEvent(e):
if e.buttons() == Qt.MidButton:
offset = self.previousMousePos - e.pos()
self.previousMousePos = e.pos()
self.view.verticalScrollBar().setValue(self.view.verticalScrollBar().value() + offset.y())
self.view.horizontalScrollBar().setValue(self.view.horizontalScrollBar().value() + offset.x())
else:
QGraphicsView.mouseMoveEvent(self.view, e)
def _mouseReleaseEvent(e):
QGraphicsView.mouseReleaseEvent(self.view, e)
self.view.viewport().setCursor(Qt.ArrowCursor)
def _enterEvent(e):
QGraphicsView.enterEvent(self.view, e)
self.view.viewport().setCursor(Qt.ArrowCursor)
def _mousePressEvent(e):
if e.button() == Qt.MidButton:
self.previousMousePos = e.pos()
else:
QGraphicsView.mousePressEvent(self.view, e)
def _mousePressEvent(e):
if e.button() == Qt.MidButton:
self.previousMousePos = e.pos()
else:
QGraphicsView.mousePressEvent(self.view, e)
def _mouseReleaseEvent(e):
QGraphicsView.mouseReleaseEvent(self.view, e)
self.view.viewport().setCursor(Qt.ArrowCursor)
def _enterEvent(e):
QGraphicsView.enterEvent(self.view, e)
self.view.viewport().setCursor(Qt.ArrowCursor)
def __init__(self, iface):
self.iface = iface
QGraphicsView.__init__(self)
self.linex = 0
