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Always update left (open) arm

bar_select
Tyler Goodlet 2020-11-03 08:15:00 -05:00
parent 1640906b09
commit 22f1b56b36
1 changed files with 10 additions and 7 deletions
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17
piker/ui/_graphics.py
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@ -542,22 +542,25 @@ class BarItems(pg.GraphicsObject):
return
# current bar update
i, high, low, last, = array[-1][['index', 'high', 'low', 'close']]
assert i == self.index-1
i, o, h, l, last, v = array[-1][
['index', 'open', 'high', 'low', 'close', 'volume']
]
assert i == self.index - 1
body, larm, rarm = self.lines[i]
# XXX: is there a faster way to modify this?
# update close line / right arm
rarm.setLine(rarm.x1(), last, rarm.x2(), last)
# writer is responsible for changing open on "first" volume of bar
larm.setLine(larm.x1(), o, larm.x2(), o)
if low != high:
if l != h:
if body is None:
body = self.lines[index-1][0] = QLineF(i, low, i, high)
body = self.lines[index-1][0] = QLineF(i, l, i, h)
else:
# update body
body.setLine(i, low, i, high)
body.setLine(i, l, i, h)
else:
# XXX: high == low -> remove any HL line to avoid render bug
# XXX: h == l -> remove any HL line to avoid render bug
if body is not None:
body = self.lines[index-1][0] = None