Backlink subchart views to "main chart" in `.add_plot()`

overlays_interaction_latency_tuning
Tyler Goodlet 2023-01-18 13:33:19 -05:00
parent a3bbbeda9d
commit f9eb880404
1 changed files with 18 additions and 10 deletions

View File

@ -629,7 +629,6 @@ class LinkedSplits(QWidget):
for axis in axes.values(): for axis in axes.values():
axis.pi = cpw.plotItem axis.pi = cpw.plotItem
cpw.hideAxis('left') cpw.hideAxis('left')
cpw.hideAxis('bottom') cpw.hideAxis('bottom')
@ -743,6 +742,15 @@ class LinkedSplits(QWidget):
else: else:
raise ValueError(f"Chart style {style} is currently unsupported") raise ValueError(f"Chart style {style} is currently unsupported")
# NOTE: back-link the new sub-chart to trigger y-autoranging in
# the (ohlc parent) main chart for this linked set.
if self.chart:
main_viz = self.chart.get_viz(self.chart.name)
self.chart.view.enable_auto_yrange(
src_vb=cpw.view,
viz=main_viz,
)
graphics = viz.graphics graphics = viz.graphics
data_key = viz.name data_key = viz.name
@ -1105,15 +1113,6 @@ class ChartPlotWidget(pg.PlotWidget):
link_axes=(0,), link_axes=(0,),
) )
# connect auto-yrange callbacks *from* this new
# view **to** this parent and likewise *from* the
# main/parent chart back *to* the created overlay.
cv.enable_auto_yrange(src_vb=self.view)
# makes it so that interaction on the new overlay will reflect
# back on the main chart (which overlay was added to).
self.view.enable_auto_yrange(src_vb=cv)
# add axis title # add axis title
# TODO: do we want this API to still work? # TODO: do we want this API to still work?
# raxis = pi.getAxis('right') # raxis = pi.getAxis('right')
@ -1184,6 +1183,15 @@ class ChartPlotWidget(pg.PlotWidget):
# register curve graphics with this viz # register curve graphics with this viz
graphics=graphics, graphics=graphics,
) )
# connect auto-yrange callbacks *from* this new
# view **to** this parent and likewise *from* the
# main/parent chart back *to* the created overlay.
pi.vb.enable_auto_yrange(
src_vb=self.view,
viz=viz,
)
pi.viz = viz pi.viz = viz
assert isinstance(viz.shm, ShmArray) assert isinstance(viz.shm, ShmArray)