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Code Issues 4 Pull Requests 6 Packages Projects Releases Wiki Activity

Allow y-range input via a `yranges: dict[Viz, tuple[float, float]]`

multichartz
Tyler Goodlet 2023-02-03 14:00:52 -05:00
parent 0d45495a18
commit 2e0e222f27
1 changed files with 23 additions and 21 deletions
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26
piker/ui/_interaction.py
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@ -956,6 +956,8 @@ class ChartView(ViewBox):
debug_print: bool = False,
do_overlay_scaling: bool = True,
do_linked_charts: bool = True,
yranges: tuple[float, float] | None = None,
):
profiler = Profiler(
msg=f'ChartView.interact_graphics_cycle() for {self.name}',
@ -1044,12 +1046,18 @@ class ChartView(ViewBox):
profiler(f'{viz.name}@{chart_name} `Viz.update_graphics()`')
yrange = yranges.get(viz) if yranges else None
if yrange is not None:
# print(f'INPUT {viz.name} yrange: {yrange}')
read_slc = slice(*i_read_range)
else:
out = viz.maxmin(i_read_range=i_read_range)
if out is None:
log.warning(f'No yrange provided for {name}!?')
return
(
ixrng,
_, # ixrng,
read_slc,
yrange
) = out
@ -1078,19 +1086,16 @@ class ChartView(ViewBox):
):
ymn, ymx = yrange
# print(f'adding {viz.name} to overlay')
# mxmn_groups[viz.name] = out
# viz = chart._vizs[viz_name]
# determine start datum in view
arr = viz.shm.array
in_view = arr[read_slc]
if not in_view.size:
log.warning(f'{viz.name} not in view?')
return
row_start = arr[read_slc.start - 1]
# y_med = (ymx - ymn) / 2
# y_med = viz.median_from_range(
# read_slc.start,
# read_slc.stop,
# )
if viz.is_ohlc:
y_start = row_start['open']
else:
@ -1103,7 +1108,6 @@ class ChartView(ViewBox):
y_start,
ymn,
ymx,
# y_med,
read_slc,
in_view,
)
@ -1125,10 +1129,8 @@ class ChartView(ViewBox):
# y_ref = y_med
# up_rng = (ymx - y_ref) / y_ref
# down_rng = (ymn - y_ref) / y_ref
# mx_up_rng = max(mx_up_rng, up_rng)
# mn_down_rng = min(mn_down_rng, down_rng)
# print(
# f'{viz.name}@{chart_name} group mxmn calc\n'
# '--------------------\n'
@ -1159,10 +1161,10 @@ class ChartView(ViewBox):
len(start_datums) < 2
or not do_overlay_scaling
):
# print(f'ONLY ranging major: {viz.name}')
if not major_viz:
major_viz = viz
# print(f'ONLY ranging major: {viz.name}')
major_viz.plot.vb._set_yrange(
yrange=yrange,
)