Delegate graphics cycle max/min to chart/flows

incremental_update_paths
Tyler Goodlet 2022-04-21 15:15:00 -04:00
parent 7e1ec7b5a7
commit df78e9ba96
1 changed files with 4 additions and 15 deletions

View File

@ -96,28 +96,17 @@ def chart_maxmin(
Compute max and min datums "in view" for range limits.
'''
array = ohlcv_shm.array
ifirst = array[0]['index']
last_bars_range = chart.bars_range()
l, lbar, rbar, r = last_bars_range
in_view = array[lbar - ifirst:rbar - ifirst + 1]
out = chart.maxmin()
if not in_view.size:
log.warning('Resetting chart to data')
chart.default_view()
if out is None:
return (last_bars_range, 0, 0, 0)
mx, mn = (
np.nanmax(in_view['high']),
np.nanmin(in_view['low'],)
)
mn, mx = out
mx_vlm_in_view = 0
if vlm_chart:
mx_vlm_in_view = np.max(
in_view['volume']
)
_, mx_vlm_in_view = vlm_chart.maxmin()
return (
last_bars_range,