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bugfix for ViewBox.childrenBounds -- vertical infiniteLines were not being included in autoscale range

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This commit is contained in:
Megan Kratz 2012-10-15 15:41:11 -04:00
parent 50aa289ab6
commit c039074e79
1 changed files with 10 additions and 4 deletions
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14
graphicsItems/ViewBox/ViewBox.py
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@ -1020,6 +1020,7 @@ class ViewBox(GraphicsWidget):
frac = (1.0, 1.0)
xr = item.dataBounds(0, frac=frac[0], orthoRange=orthoRange[0])
yr = item.dataBounds(1, frac=frac[1], orthoRange=orthoRange[1])
#print " xr:", xr, " yr:", yr
if xr is None or xr == (None, None):
useX = False
xr = (0,0)
@ -1028,6 +1029,7 @@ class ViewBox(GraphicsWidget):
yr = (0,0)
bounds = QtCore.QRectF(xr[0], yr[0], xr[1]-xr[0], yr[1]-yr[0])
#print " xr:", xr, " yr:", yr
#print " item real:", bounds
else:
if int(item.flags() & item.ItemHasNoContents) > 0:
@ -1041,7 +1043,7 @@ class ViewBox(GraphicsWidget):
bounds = self.mapFromItemToView(item, bounds).boundingRect()
#print " ", bounds
#print " useX:", useX, " useY:", useY
if not any([useX, useY]):
continue
@ -1050,12 +1052,14 @@ class ViewBox(GraphicsWidget):
if ang == 0 or ang == 180:
pass
elif ang == 90 or ang == 270:
tmp = useX
useY = useX
useX = tmp
useX, useY = useY, useX
else:
continue ## need to check for item rotations and decide how best to apply this boundary.
#print " useX:", useX, " useY:", useY
#print " range:", range
#print " bounds (r,l,t,b):", bounds.right(), bounds.left(), bounds.top(), bounds.bottom()
if useY:
if range[1] is not None:
@ -1067,6 +1071,8 @@ class ViewBox(GraphicsWidget):
range[0] = [min(bounds.left(), range[0][0]), max(bounds.right(), range[0][1])]
else:
range[0] = [bounds.left(), bounds.right()]
#print " range:", range
return range