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add legend for bar graph items

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MingZZZZZZZZ 2018-12-21 01:45:00 -05:00 committed by GitHub
parent 2e69b9c5e6
commit 7e09022e67
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1 changed files with 14 additions and 15 deletions
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29
pyqtgraph/graphicsItems/LegendItem.py
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@ -147,29 +147,28 @@ class ItemSample(GraphicsWidget):
return QtCore.QRectF(0, 0, 20, 20) return QtCore.QRectF(0, 0, 20, 20)
def paint(self, p, *args): def paint(self, p, *args):
#p.setRenderHint(p.Antialiasing) # only if the data is antialiased. # p.setRenderHint(p.Antialiasing) # only if the data is antialiased.
opts = self.item.opts opts = self.item.opts
if opts.get('fillLevel',None) is not None and opts.get('fillBrush',None) is not None:
p.setBrush(fn.mkBrush(opts['fillBrush']))
p.setPen(fn.mkPen(None))
p.drawPolygon(QtGui.QPolygonF([QtCore.QPointF(2,18), QtCore.QPointF(18,2), QtCore.QPointF(18,18)]))
if not isinstance(self.item, ScatterPlotItem): if not isinstance(self.item, ScatterPlotItem):
p.setPen(fn.mkPen(opts['pen'])) p.setPen(fn.mkPen(opts['pen']))
p.drawLine(2, 18, 18, 2) p.drawLine(2, 18, 18, 2)
if opts.get('fillLevel', None) is not None and opts.get('fillBrush', None) is not None:
p.setBrush(fn.mkBrush(opts['fillBrush']))
p.setPen(fn.mkPen(opts['fillBrush']))
p.drawPolygon(QtGui.QPolygonF([QtCore.QPointF(2, 18), QtCore.QPointF(18, 2), QtCore.QPointF(18, 18)]))
symbol = opts.get('symbol', None) symbol = opts.get('symbol', None)
if symbol is not None: if symbol is not None:
if isinstance(self.item, PlotDataItem): if isinstance(self.item, PlotDataItem):
opts = self.item.scatter.opts opts = self.item.scatter.opts
p.translate(10, 10)
pen = fn.mkPen(opts['pen']) drawSymbol(p, symbol, opts['size'], fn.mkPen(opts['pen']), fn.mkBrush(opts['brush']))
brush = fn.mkBrush(opts['brush'])
size = opts['size'] if isinstance(self.item, BarGraphItem):
p.setBrush(fn.mkBrush(opts['brush']))
p.translate(10,10) p.drawRect(QtCore.QRectF(2, 2, 18, 18))
path = drawSymbol(p, symbol, size, pen, brush)