def do_update(self):
poly = QtGui.QPolygonF()
marginX = self.text.document().size().width() / 2
marginY = self.text.document().size().height() / 2
poly.append(QtCore.QPointF(-marginX, marginY))
poly.append(QtCore.QPointF(marginX, 3 * marginY))
poly.append(QtCore.QPointF(3 * marginX, marginY))
poly.append(QtCore.QPointF(marginX, -marginY))
self.bg.setPolygon(poly)
def bg_item(self):
"""return a canvas item for the shape in the background"""
bg = QtWidgets.QGraphicsPolygonItem()
poly = QtGui.QPolygonF()
poly.append(QtCore.QPointF(-5, 5))
poly.append(QtCore.QPointF(15, -5))
poly.append(QtCore.QPointF(35, 5))
poly.append(QtCore.QPointF(15, 15))
bg.setPolygon(poly)
return bg
def __init__(self, *args, **kargs):
nodeBase.__init__(self, *args, **kargs)
self.bg = self.bg_item()
self.setZValue(20)
self.bg.setZValue(10)
self.bg.setPos(QtCore.QPointF(0, self.iconVPos))
self.addToGroup(self.bg)
def __init__(self, *args, **kargs):
super().__init__(*args, **kargs)
self.text = self.text_item()
self.setZValue(20)
self.text.setZValue(15)
self.text.setPos(QtCore.QPointF(0, self.iconVPos))
self.addToGroup(self.text)
def setLine(self, x0, y0, x1, y1, hierarchyLink=False):
self.line.setLine(x0, y0, x1, y1)
x, y = x1 - (x1 - x0) / 3., y1 - (y1 - y0) / 3.
if not hierarchyLink:
r = 12.
else:
r = 6.
a = atan2(y1 - y0, x1 - x0)
w = 2.79252680
pts = [
QtCore.QPointF(x, y),
QtCore.QPointF(x + r * cos(a + w), y + r * sin(a + w)),
QtCore.QPointF(x + r * cos(a - w), y + r * sin(a - w)),
# QtCore.QPointF(x, y),
]
self.head.setPolygon(QtGui.QPolygonF(pts))
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)
