ASCEE/pyqtgraph
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merge with inp

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This commit is contained in:
Luke Campagnola 2013-03-04 21:12:25 -05:00
commit dd3603dc58
1 changed files with 33 additions and 13 deletions
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46
pyqtgraph/flowchart/Terminal.py
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@ -521,6 +521,8 @@ class ConnectionItem(GraphicsObject):
self.target = target self.target = target
self.length = 0 self.length = 0
self.hovered = False self.hovered = False
self.path = None
self.shapePath = None
#self.line = QtGui.QGraphicsLineItem(self) #self.line = QtGui.QGraphicsLineItem(self)
self.source.getViewBox().addItem(self) self.source.getViewBox().addItem(self)
self.updateLine() self.updateLine()
@ -544,13 +546,18 @@ class ConnectionItem(GraphicsObject):
else: else:
return return
self.prepareGeometryChange() self.prepareGeometryChange()
self.resetTransform()
ang = (stop-start).angle(Point(0, 1)) self.path = QtGui.QPainterPath()
if ang is None: self.path.moveTo(start)
ang = 0 self.path.cubicTo(Point(stop.x(), start.y()), Point(start.x(), stop.y()), Point(stop.x(), stop.y()))
self.rotate(ang) self.shapePath = None
self.setPos(start) #self.resetTransform()
self.length = (start-stop).length() #ang = (stop-start).angle(Point(0, 1))
#if ang is None:
#ang = 0
#self.rotate(ang)
#self.setPos(start)
#self.length = (start-stop).length()
self.update() self.update()
#self.line.setLine(start.x(), start.y(), stop.x(), stop.y()) #self.line.setLine(start.x(), start.y(), stop.x(), stop.y())
@ -582,12 +589,23 @@ class ConnectionItem(GraphicsObject):
def boundingRect(self): def boundingRect(self):
#return self.line.boundingRect() return self.shape().boundingRect()
px = self.pixelWidth() ##return self.line.boundingRect()
return QtCore.QRectF(-5*px, 0, 10*px, self.length) #px = self.pixelWidth()
#return QtCore.QRectF(-5*px, 0, 10*px, self.length)
def viewRangeChanged(self):
self.shapePath = None
self.prepareGeometryChange()
#def shape(self): def shape(self):
#return self.line.shape() if self.shapePath is None:
if self.path is None:
return QtGui.QPainterPath()
stroker = QtGui.QPainterPathStroker()
px = self.pixelWidth()
stroker.setWidth(px*8)
self.shapePath = stroker.createStroke(self.path)
return self.shapePath
def paint(self, p, *args): def paint(self, p, *args):
if self.isSelected(): if self.isSelected():
@ -598,4 +616,6 @@ class ConnectionItem(GraphicsObject):
else: else:
p.setPen(fn.mkPen(100, 100, 250, width=1)) p.setPen(fn.mkPen(100, 100, 250, width=1))
p.drawLine(0, 0, 0, self.length) #p.drawLine(0, 0, 0, self.length)
p.drawPath(self.path)