def startDrag(self, event):
item = self.itemAt(event.scenePos(), self.page_view_transform)
if item is None:
event.ignore()
return
self.item_being_dragged = item.parent
self.remove_component_controller(item.parent)
hotspot = event.scenePos() - item.scenePos()
hot_spot_point = hotspot.toPoint()
hot_spot_point = self.page_view_transform.map(hot_spot_point)
item_data = QByteArray()
data_stream = QDataStream(item_data, QIODevice.WriteOnly)
data_stream << hot_spot_point # pixmap << location
mime_data = QMimeData()
mime_data.setData(config_controller.component_mime, item_data)
drag = QDrag(self)
drag.setMimeData(mime_data)
horizontal_scaling = self.page_view_transform.m11()
logger.info(f"sceneBoundingRect {item.sceneBoundingRect().width()}")
logger.info(
f"sceneBoundingRect {item.sceneBoundingRect().width()*horizontal_scaling}"
)
drag.setPixmap(
item.parent.pixmap.scaledToWidth(item.sceneBoundingRect().width() *
horizontal_scaling))
drag.setHotSpot(hot_spot_point)
result = drag.start(QtCore.Qt.MoveAction)
if result: # == QtCore.Qt.MoveAction:
pass
def startDrag(self, event: QEvent) -> None:
item = self.currentItem()
if item is None:
event.ignore()
return
self.item_being_dragged = self.takeItem(self.row(item)).parent
hot_spot_point = event.pos()
item_data = QByteArray()
data_stream = QDataStream(item_data, QIODevice.WriteOnly)
data_stream << hot_spot_point # pixmap << location
mime_data = QMimeData()
mime_data.setData(config_controller.component_mime, item_data)
drag = QDrag(self)
pixmap = item.parent.pixmap.scaledToWidth(64)
drag.setHotSpot(QPoint(pixmap.width() / 2, pixmap.height() / 2))
drag.setPixmap(pixmap)
drag.setMimeData(mime_data)
result = drag.start(QtCore.Qt.MoveAction)
if result: # == QtCore.Qt.MoveAction:
pass
def mouseMoveEvent(self, e):
if e.buttons() != Qt.RightButton:
return
mimeData = QMimeData
drag = QDrag(self)
drag.setMimeData(mimeData)
drag.setHotSpot(e.pos() - self.rect().topLeft())
dropAction = drag.start(Qt.MoveAction)
def mouseMoveEvent(self, event):
# we should have only a single item selected
item = self.selectedItems()
if len(item) != 1:
return
item = item[0]
# item should not have a parent (should not be a value)
if item.parent() is None:
drag = QDrag(self)
mime = QtCore.QMimeData()
text = item.text(0)
if text[0]=='.':
text = "s['{}']{}".format(self.nodename, text)
mime.setText(text)
drag.setMimeData(mime)
drag.start(QtCore.Qt.MoveAction)
def mouseMoveEvent(self, event):
if event.buttons() != Qt.LeftButton:
return
if (event.pos() - self._dragStartPosition
).manhattanLength() < QApplication.startDragDistance():
return
pixmap = QPixmap(23, 23)
pixmap.fill(self._color_srgb)
drag = QDrag(self)
mime_data = QMimeData()
text = encode_index(self.parentWidget().index)
mime_data.setText(text)
drag.setMimeData(mime_data)
drag.setPixmap(pixmap)
drop_action = drag.start(Qt.CopyAction) # | Qt.MoveAction)
