def __init__(self, glue, hierarchyLink=False, *args, **kargs):
""":Parameters:
- `glue`: glue object owning this
pass glue object and let it key nodeItems to leo nodes
"""
self.glue = glue
QtWidgets.QGraphicsItemGroup.__init__(self)
self.line = QtWidgets.QGraphicsLineItem(*args)
pen = QtGui.QPen()
self.line.setZValue(0)
if not hierarchyLink:
self.setZValue(1)
pen.setWidth(2)
else:
self.setZValue(0)
pen.setColor(QtGui.QColor(240, 240, 240))
pen.setWidth(2) # (0.5)
self.line.setPen(pen)
self.addToGroup(self.line)
self.head = QtWidgets.QGraphicsPolygonItem()
if hierarchyLink:
self.head.setBrush(QtGui.QBrush(QtGui.QColor(180, 180, 180)))
else:
self.head.setBrush(QtGui.QBrush(QtGui.QColor(0, 0, 0)))
self.head.setPen(QtGui.QPen(QtConst.NoPen))
self.addToGroup(self.head)
def __init__(self, glue, hierarchyLink=False, *args, **kargs):
""":Parameters:
- `glue`: glue object owning this
pass glue object and let it key nodeItems to leo nodes
"""
# pylint: disable=keyword-arg-before-vararg
# putting *args first is invalid in Python 2.x.
self.glue = glue
super().__init__()
self.line = QtWidgets.QGraphicsLineItem(*args)
pen = QtGui.QPen()
self.line.setZValue(0)
if not hierarchyLink:
self.setZValue(1)
pen.setWidth(2)
else:
self.setZValue(0)
pen.setColor(QtGui.QColor(240, 240, 240))
pen.setWidth(2) # (0.5)
self.line.setPen(pen)
self.addToGroup(self.line)
self.head = QtWidgets.QGraphicsPolygonItem()
if hierarchyLink:
self.head.setBrush(QtGui.QBrush(QtGui.QColor(180, 180, 180)))
else:
self.head.setBrush(QtGui.QBrush(QtGui.QColor(0, 0, 0)))
self.head.setPen(QtGui.QPen(QtConst.NoPen))
self.addToGroup(self.head)
def __init__(self, c):
self.c = c
self.c.graphcanvasController = self
self.selectPen = QtGui.QPen(QtGui.QColor(255, 0, 0))
self.selectPen.setWidth(2)
self.ui = graphcanvasUI(self)
g.registerHandler('headkey2', lambda a, b: self.do_update())
g.registerHandler("select2", self.onSelect2)
# g.registerHandler('open2', self.loadLinks)
# already missed initial 'open2' because of after-create-leo-frame, so
# self.loadLinksInt()
self.initIvars()
self.reloadSettings()
def __init__(self, c):
self.c = c
self.graph_manual_layout = c.config.getBool('graph-manual-layout',
default=False)
self.c.graphcanvasController = self
self.selectPen = QtGui.QPen(QtGui.QColor(255, 0, 0))
self.selectPen.setWidth(2)
self.ui = graphcanvasUI(self)
g.registerHandler('headkey2', lambda a, b: self.do_update())
g.registerHandler("select2", self.onSelect2)
self.initIvars()
def releaseNode(self, nodeItem, event=None):
"""nodeItem is telling us it has a new position"""
if self.lastNodeItem == nodeItem:
return
#X node = self.node[nodeItem]
#X node.u['_bklnk']['x'] = nodeItem.x()
#X node.u['_bklnk']['y'] = nodeItem.y()
# text only node needs pen used to indicate selection removed
lastNode = self.lastNodeItem
if (lastNode and
not isinstance(lastNode, nodeNone) and
not isinstance(lastNode, nodeImage)
):
lastNode.bg.setPen(QtGui.QPen(QtConst.NoPen))
if (not isinstance(nodeItem, nodeNone) and
not isinstance(nodeItem, nodeImage)
):
nodeItem.bg.setPen(self.selectPen)
oldItem = self.lastNodeItem
self.lastNodeItem = nodeItem # needed for self.goto()
if event and self.ui.UI.chkTrack.isChecked():
# event is none if this is an internal call
self.goto()
blc = getattr(self.c, 'backlinkController')
if not blc:
return
if event and event.modifiers() & QtConst.ShiftModifier:
links = blc.linksFrom(self.node[oldItem])
if self.node[nodeItem] not in links:
blc.vlink(self.node[oldItem], self.node[nodeItem])
# blc will call our do_update(), so in retaliation...
blc.updateTabInt()
def __init__(self, *args, **kargs):
nodeBase.__init__(self, *args, **kargs)
self.text = self.text_item()
# .text must be first for nodeComment, see its bg_item()
self.bg = self.bg_item()
if g.app.config.getBool("color_theme_is_dark"):
bgcolor = QtGui.QColor(30, 50, 30)
else:
bgcolor = QtGui.QColor(200, 240, 200)
self.bg.setBrush(QtGui.QBrush(bgcolor))
self.setZValue(20)
self.bg.setZValue(10)
self.text.setZValue(15)
self.bg.setPen(QtGui.QPen(QtConst.NoPen))
self.text.setPos(QtCore.QPointF(0, self.iconVPos))
self.addToGroup(self.text)
self.bg.setPos(QtCore.QPointF(0, self.iconVPos))
self.addToGroup(self.bg)
