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Axis line can optionally stop at the last tick

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This commit is contained in:
Luke Campagnola 2013-03-28 12:34:17 -04:00
parent 829503f3d2
commit ee89b291dc
1 changed files with 11 additions and 6 deletions
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17
pyqtgraph/graphicsItems/AxisItem.py
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@ -383,7 +383,8 @@ class AxisItem(GraphicsWidget):
picture = QtGui.QPicture() picture = QtGui.QPicture()
painter = QtGui.QPainter(picture) painter = QtGui.QPainter(picture)
specs = self.generateDrawSpecs(painter) specs = self.generateDrawSpecs(painter)
self.drawPicture(painter, *specs) if specs is not None:
self.drawPicture(painter, *specs)
finally: finally:
painter.end() painter.end()
self.picture = picture self.picture = picture
@ -646,12 +647,16 @@ class AxisItem(GraphicsWidget):
## determine mapping between tick values and local coordinates ## determine mapping between tick values and local coordinates
dif = self.range[1] - self.range[0] dif = self.range[1] - self.range[0]
if axis == 0: if dif == 0:
xScale = -bounds.height() / dif xscale = 1
offset = self.range[0] * xScale - bounds.height() offset = 0
else: else:
xScale = bounds.width() / dif if axis == 0:
offset = self.range[0] * xScale xScale = -bounds.height() / dif
offset = self.range[0] * xScale - bounds.height()
else:
xScale = bounds.width() / dif
offset = self.range[0] * xScale
xRange = [x * xScale - offset for x in self.range] xRange = [x * xScale - offset for x in self.range]
xMin = min(xRange) xMin = min(xRange)