Delegate graphics cycle max/min to chart/flows
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7e1ec7b5a7
commit
df78e9ba96
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@ -96,28 +96,17 @@ def chart_maxmin(
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Compute max and min datums "in view" for range limits.
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'''
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array = ohlcv_shm.array
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ifirst = array[0]['index']
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last_bars_range = chart.bars_range()
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l, lbar, rbar, r = last_bars_range
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in_view = array[lbar - ifirst:rbar - ifirst + 1]
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out = chart.maxmin()
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if not in_view.size:
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log.warning('Resetting chart to data')
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chart.default_view()
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if out is None:
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return (last_bars_range, 0, 0, 0)
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mx, mn = (
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np.nanmax(in_view['high']),
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np.nanmin(in_view['low'],)
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)
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mn, mx = out
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mx_vlm_in_view = 0
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if vlm_chart:
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mx_vlm_in_view = np.max(
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in_view['volume']
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)
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_, mx_vlm_in_view = vlm_chart.maxmin()
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return (
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last_bars_range,
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