def itemChange(self, change, value):
#print('%s.itemChange' % (self.__class__.__name__), ' change: %d, value:' % change, value)
valnew = QGraphicsRectItem.itemChange(self, change, value)
if change == self.ItemSelectedHasChanged:
#self.set_control_points_visible(visible=True)
self.set_control_points_visible(visible=self.isSelected())
return valnew
def itemChange(self, change, value):
if change == self.ItemPositionChange:
if self.update is not None:
self.update(value - self.pos())
return value
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
if change == self.ItemPositionHasChanged:
self.scene().emitLabelsChanged()
return QVariant()
if change == self.ItemScenePositionHasChanged:
print("Scene position changed to {}".format(value))
return QVariant()
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
if change == QGraphicsRectItem.ItemPositionChange:
newPos = value # new position in scene coordinates
rect = self.scene().sceneRect()
topLeftRectCoords = self.rect().topLeft()
bottomRightRectCoords = self.rect().bottomRight()
ntl = topLeftRectCoords + newPos
nbr = bottomRightRectCoords + newPos
if not rect.contains(ntl) or not rect.contains(nbr):
ntl.setX(min(rect.right() - self.rect().width(), max(ntl.x(), rect.left())))
ntl.setY(min(rect.bottom() - self.rect().height(), max(ntl.y(), rect.top())))
return ntl - topLeftRectCoords
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
"""
Enforce that the handle stays in the region of the scene
"""
if change == QGraphicsRectItem.ItemPositionChange:
newPos = value # new position in rectangle coordinates
nPosScene = self.parentItem().mapToScene(newPos)
rect = self.parentItem().scene().sceneRect()
if not rect.contains(nPosScene):
nPosScene.setX(min(rect.right(), max(nPosScene.x(), rect.left())))
nPosScene.setY(min(rect.bottom(), max(nPosScene.y(), rect.top())))
return self.parentItem().mapFromScene(nPosScene)
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change,value):
"""
Enforce that the hadle stays in the region of the scene
"""
if change==QGraphicsRectItem.ItemPositionChange:
newPos=value #new position in rectangle coordinates
nPosScene=self.parentItem().mapToScene(newPos)
rect=self.parentItem().scene().sceneRect()
if not rect.contains(nPosScene):
nPosScene.setX(min(rect.right(), max(nPosScene.x(),rect.left())))
nPosScene.setY(min(rect.bottom(), max(nPosScene.y(), rect.top())))
return self.parentItem().mapFromScene(nPosScene)
return QGraphicsRectItem.itemChange(self, change,value)
def itemChange(self, change,value):
if change==QGraphicsRectItem.ItemPositionChange:
newPos=value #new position in scene coordinates
rect=self.scene().sceneRect()
topLeftRectCoords=self.rect().topLeft()
bottomRightRectCoords=self.rect().bottomRight()
ntl=topLeftRectCoords+newPos
nbr=bottomRightRectCoords+newPos
if not rect.contains(ntl) or not rect.contains(nbr):
ntl.setX(min(rect.right()-self.rect().width(), max(ntl.x(),rect.left())))
ntl.setY(min(rect.bottom()-self.rect().height(), max(ntl.y(), rect.top())));
return ntl-topLeftRectCoords
return QGraphicsRectItem.itemChange(self, change,value)
def itemChange(self, change, value):
"""
Overwrite itemChange function
Do this to restrict movement of the ROI to always be on top of the image
"""
if (change == QGraphicsItem.ItemPositionChange and self.scene()
and not self.resizeDirection.active()):
# value is the new position.
newPos = value
rect = self.scene().sceneRect()
allowed_position_rect = rect
if not (allowed_position_rect.contains(self.boundingRect())):
# Keep the item inside the scene rect.
newPos.setX(
min(rect.right() - self.boundingRect().right(),
max(newPos.x(), rect.left())))
newPos.setY(
min(rect.bottom() - self.boundingRect().bottom(),
max(newPos.y(), rect.top())))
return newPos
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
# Overrides the itemChange function of the RectItem in such a way that the edges are moved if the item itself is
# moved
if change == QGraphicsItem.ItemPositionChange:
self.moveEdges(value)
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
if change == QGraphicsRectItem.ItemPositionHasChanged:
print("ChangeableItem", self.pos(), self.scenePos())
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
if change == QGraphicsItem.ItemPositionChange and self.scene():
command = CommandMoveItem(self, value)
self.scene().undoStack.push(command)
return QGraphicsRectItem.itemChange(self, change, value)
def itemChange(self, change, value):
# type: (Any, QPointF) -> None
if change == QGraphicsItem.ItemPositionChange:
self.set_text_edge(value.x(), value.y())
return QGraphicsRectItem.itemChange(self, change, value)
