def mousePressEvent(self,
event: QtWidgets.QGraphicsSceneMouseEvent) -> None:
if not event.button() & QtCore.Qt.LeftButton:
return
self._rect.setTopLeft(event.pos())
self._rect.setBottomRight(event.pos())
self.prepareGeometryChange()
def mouseDoubleClickEvent(self, event:QtWidgets.QGraphicsSceneMouseEvent) -> None:
""""""
super(MouseDragScene, self).mouseDoubleClickEvent(event)
if event.isAccepted():
return
if self.items(event.pos()):
self.itemsDoubleClicked.emit({"items" : self.items(event.pos())})
def mouseMoveEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if event.buttons() & QtCore.Qt.LeftButton:
pos = self.line.p2()
if self.image.rect.left() < event.pos().x() < self.image.rect.right():
pos.setX(event.pos().x())
if self.image.rect.top() < event.pos().y() < self.image.rect.bottom():
pos.setY(event.pos().y())
self.line.setP2(pos)
self.createSlicePoly()
self.prepareGeometryChange()
super().mouseMoveEvent(event)
def mousePressEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if event.buttons() & QtCore.Qt.LeftButton:
if (
self.image.rect.left() < event.pos().x() < self.image.rect.right()
and self.image.rect.top() < event.pos().y() < self.image.rect.bottom()
):
self.line.setPoints(event.pos(), event.pos())
self.sliced = None
self.poly = QtGui.QPolygonF()
self.prepareGeometryChange()
super().mousePressEvent(event)
def mousePressEvent(self, event: QGraphicsSceneMouseEvent):
self.signalHandler.boxPressed.emit(self.tabIndex, self.rowIndex)
self.buttonDownRect = QRectF(self.rect())
for i, handle in enumerate(self.handles):
if handle.boundingRect().contains(event.pos()):
if self.handleSelected is None:
self.handleSelected = i
def mousePressEvent(self,
event: QtWidgets.QGraphicsSceneMouseEvent) -> None:
if not event.button() & QtCore.Qt.LeftButton:
return
self.poly.clear()
self.poly.append(self.snapPos(event.pos()))
self.prepareGeometryChange()
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent):
if event.buttons() and Qt.LeftButton:
self.__m_point = self.mapToParent(event.pos())
self.setPos(self.__m_point)
self.scene().update()
super().mouseMoveEvent(event)
def hoverMoveEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent) -> None:
if self.isSelected():
edge = self.edgeAt(event.pos())
if edge is None:
self.setCursor(QtCore.Qt.ArrowCursor)
else:
self.setCursor(self.cursors[edge])
super().hoverMoveEvent(event)
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent):
box = QRectF(self.buttonDownRect)
pos = event.pos()
offset = pos - event.buttonDownPos(Qt.LeftButton)
if self.handleSelected is None:
box.translate(offset)
new_box = box
elif self.handleSelected == 0:
pos = box.topLeft() + offset
new_size = box.bottomRight() - pos
width = max(new_size.x(), 0)
height = max(new_size.y(), 0)
left = min(pos.x(), box.right())
top = min(pos.y(), box.bottom())
new_box = QRectF(left, top, width, height)
elif self.handleSelected == 1:
pos = box.topLeft() + offset
height = max(box.bottom() - pos.y(), 0)
top = min(pos.y(), box.bottom())
new_box = QRectF(box.left(), top, box.width(), height)
elif self.handleSelected == 2:
pos = box.topRight() + offset
top = min(pos.y(), box.bottom())
width = max(pos.x() - box.left(), 0)
height = max(box.bottom() - pos.y(), 0)
new_box = QRectF(box.left(), top, width, height)
elif self.handleSelected == 3:
pos = box.topRight() + offset
width = max(pos.x() - box.left(), 0)
new_box = QRectF(box.left(), box.top(), width, box.height())
elif self.handleSelected == 4:
pos = box.bottomRight() + offset
new_size = pos - box.topLeft()
width = max(new_size.x(), 0)
height = max(new_size.y(), 0)
new_box = QRectF(box.left(), box.top(), width, height)
elif self.handleSelected == 5:
pos = box.bottomRight() + offset
height = max(pos.y() - box.top(), 0)
new_box = QRectF(box.left(), box.top(), box.width(), height)
elif self.handleSelected == 6:
pos = box.bottomLeft() + offset
left = min(pos.x(), box.right())
width = max(box.right() - pos.x(), 0)
height = max(pos.y() - box.top(), 0)
new_box = QRectF(left, box.top(), width, height)
elif self.handleSelected == 7:
pos = box.bottomLeft() + offset
left = min(pos.x(), box.right())
width = max(box.right() - pos.x(), 0)
new_box = QRectF(left, box.top(), width, box.height())
new_box = QRectF(round(new_box.left()), round(new_box.top()),
round(new_box.width()), round(new_box.height()))
self.setRect(new_box)
self.setHandlesPos()
self.signalHandler.boxChanged.emit(self.tabIndex, self.rowIndex,
new_box)
def mouseMoveEvent(self,
event: QtWidgets.QGraphicsSceneMouseEvent) -> None:
if not event.buttons() & QtCore.Qt.LeftButton:
return
if self.poly.size() == 0:
return
pos = self.snapPos(event.pos())
if self.poly.last() != pos:
self.poly.append(pos)
self.prepareGeometryChange()
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent):
if self.__blockMove:
return
if self.__currentEndsMove == MoveLineEnds.NONE:
return
if self.__tryCapture is not None:
self.__tryCapture.unCapture(self)
if self.__currentEndsMove == MoveLineEnds.P1:
line = QLineF(event.pos(), self.line().p2())
self.setLine(line)
self.__updateTextLinePos()
rect = self.__filteredCapturedObject()
print(rect)
if 1 == len(rect):
rect = rect[0]
self.__tryCapture = rect
self.__tryCapture.tryCapture(self)
self.update()
return
if self.__currentEndsMove == MoveLineEnds.P2:
line = QLineF(self.line().p1(), event.pos())
self.setLine(line)
self.__updateTextLinePos()
rect = self.__filteredCapturedObject()
print(rect)
if 1 == len(rect):
rect = rect[0]
self.__tryCapture = rect
self.__tryCapture.tryCapture(self)
self.update()
return
if self.__currentEndsMove == MoveLineEnds.BOTH:
super().mouseMoveEvent(event)
self.__updateTextLinePos()
self.update()
return
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent):
if event.buttons() and Qt.LeftButton:
item = self.parentItem()
dx = event.scenePos().x() - event.lastScenePos().x()
dy = event.scenePos().y() - event.lastScenePos().y()
if item.sourceNode or item.destNode:
item.adjust()
item.centerCp.setPoint(item.updateCenterPos())
item.textCp.setPos(item.textPos)
item.weightCp.setPos(item.weightPos)
self.scene().update()
if self.__m_type == PointType.Center:
item.moveBy(dx, dy)
self.scene().update()
elif self.__m_type == PointType.Edge:
self.__m_point = self.mapToParent(event.pos())
#self.setPos(self.__m_point)
item.setEdgeControlPoint(self.__m_point, self.__m_item_type)
self.scene().update()
elif self.__m_type == PointType.Special:
self.__m_point = self.mapToParent(event.pos())
#self.setPos(self.__m_point)
item.setSpecialControlPoint(self.__m_point, self.__m_item_type)
if self.collidingItem(item):
if self.itemType() == ItemType.DestType:
item.setDestNode(self.collidingItem(item))
if self.itemType() == ItemType.SourceType:
item.setSourceNode(self.collidingItem(item))
self.collidingItem(item).addBezierEdge(
item, self.itemType())
self.scene().update()
elif self.__m_type == PointType.Text:
self.__m_point = self.mapToParent(event.pos())
self.setPos(self.__m_point)
self.scene().update()
def mousePressEvent(self, event: QGraphicsSceneMouseEvent):
if self.__blockMove:
return
if self.__currentEndsMove != MoveLineEnds.NONE:
return
if self.isInBox(event.pos(), self.line().p1()) and self.__endsCapture[0] is None:
self.__currentEndsMove = MoveLineEnds.P1
self.setEndsText(MoveLineEnds.P1, True, Qt.red)
self.setCursor(Qt.ClosedHandCursor)
return
if self.isInBox(event.pos(), self.line().p2()) and self.__endsCapture[1] is None:
self.__currentEndsMove = MoveLineEnds.P2
self.setEndsText(MoveLineEnds.P2, True, Qt.red)
self.setCursor(Qt.ClosedHandCursor)
return
if self.__endsCapture[0] is None and self.__endsCapture[1] is None:
self.__currentEndsMove = MoveLineEnds.BOTH
self.setEndsText(MoveLineEnds.BOTH, True, Qt.red)
self.setCursor(Qt.ClosedHandCursor)
super().mousePressEvent(event)
def mouseMoveEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if self.selected_edge in ["top", "bottom"]:
if self.selected_edge == "top" and event.pos().y() < self.bottom:
self.top = event.pos().y() - event.pos().y() % self.py
elif self.selected_edge == "bottom" and event.pos().y() > self.top:
self.bottom = event.pos().y() - event.pos().y() % self.py
self.changed = True
self.update()
else:
super().mouseMoveEvent(event)
def mouseMoveEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
pos = self.itemChange(QtWidgets.QGraphicsItem.ItemPositionChange, event.pos())
if self.selected_edge is None:
super().mouseMoveEvent(event)
else:
rect = self.rect()
if self.selected_edge.startswith("top") and pos.y() < rect.bottom():
rect.setTop(pos.y())
elif self.selected_edge.startswith("bottom") and pos.y() > rect.top():
rect.setBottom(pos.y())
if self.selected_edge.endswith("left") and pos.x() < rect.right():
rect.setLeft(pos.x())
elif self.selected_edge.endswith("right") and pos.x() > rect.left():
rect.setRight(pos.x())
self.prepareGeometryChange()
self.setRect(rect)
def mousePressEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if self.isSelected():
self.selected_edge = self.edgeAt(event.pos())
super().mousePressEvent(event)
def mousePressEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if event.buttons() & QtCore.Qt.LeftButton:
self.line.setPoints(event.pos(), event.pos())
self.text = ""
self.prepareGeometryChange()
super().mousePressEvent(event)
def mouseMoveEvent(self, event: QtWidgets.QGraphicsSceneMouseEvent):
if event.buttons() & QtCore.Qt.LeftButton:
self.line.setP2(event.pos())
self.text = f"{self.line.length():.4g} {self.unit}"
self.prepareGeometryChange()
super().mouseMoveEvent(event)