draw connector lines between gradient and region with anti-aliasing (#496)
Co-authored-by: serkgb <serkgb@J873GY1-2.stf.nus.edu.sg> Co-authored-by: Ogi Moore <ognyan.moore@gmail.com>
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@ -142,6 +142,7 @@ class HistogramLUTItem(GraphicsWidget):
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p1 = self.vb.mapFromViewToItem(self, Point(self.vb.viewRect().center().x(), rgn[0]))
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p1 = self.vb.mapFromViewToItem(self, Point(self.vb.viewRect().center().x(), rgn[0]))
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p2 = self.vb.mapFromViewToItem(self, Point(self.vb.viewRect().center().x(), rgn[1]))
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p2 = self.vb.mapFromViewToItem(self, Point(self.vb.viewRect().center().x(), rgn[1]))
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gradRect = self.gradient.mapRectToParent(self.gradient.gradRect.rect())
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gradRect = self.gradient.mapRectToParent(self.gradient.gradRect.rect())
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p.setRenderHint(QtGui.QPainter.Antialiasing)
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for pen in [fn.mkPen((0, 0, 0, 100), width=3), pen]:
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for pen in [fn.mkPen((0, 0, 0, 100), width=3), pen]:
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p.setPen(pen)
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p.setPen(pen)
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p.drawLine(p1 + Point(0, 5), gradRect.bottomLeft())
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p.drawLine(p1 + Point(0, 5), gradRect.bottomLeft())
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