Drop remaining non-usage of `ChartPlotWidget.maxmin()`
parent
9c8bd9b8ce
commit
6690bd4576
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@ -1305,43 +1305,6 @@ class ChartPlotWidget(pg.PlotWidget):
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self.sig_mouse_leave.emit(self)
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self.scene().leaveEvent(ev)
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def maxmin(
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self,
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name: str | None = None,
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bars_range: tuple[
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int, int, int, int, int, int
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] | None = None,
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) -> tuple[float, float]:
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'''
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Return the max and min y-data values "in view".
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If ``bars_range`` is provided use that range.
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'''
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# TODO: here we should instead look up the ``Viz.shm.array``
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# and read directly from shm to avoid copying to memory first
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# and then reading it again here.
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viz_key = name or self.name
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viz = self._vizs.get(viz_key)
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if viz is None:
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log.error(f"viz {viz_key} doesn't exist in chart {self.name} !?")
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return 0, 0
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res = viz.maxmin()
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if (
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res is None
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):
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mxmn = 0, 0
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if not self._on_screen:
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self.default_view(do_ds=False)
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self._on_screen = True
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else:
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x_range, read_slc, mxmn = res
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return mxmn
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def get_viz(
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self,
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key: str,
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@ -21,7 +21,6 @@ this module ties together quote and computational (fsp) streams with
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graphics update methods via our custom ``pyqtgraph`` charting api.
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'''
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from functools import partial
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import itertools
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from math import floor
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import time
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@ -389,7 +388,6 @@ async def graphics_update_loop(
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'fqsn': fqsn,
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'godwidget': godwidget,
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'quotes': {},
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# 'maxmin': maxmin,
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'flume': flume,
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@ -1397,10 +1395,6 @@ async def display_symbol_data(
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# for zoom-interaction purposes.
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hist_viz.draw_last(array_key=fqsn)
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hist_pi.vb.maxmin = partial(
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hist_chart.maxmin,
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name=fqsn,
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)
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# TODO: we need a better API to do this..
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# specially store ref to shm for lookup in display loop
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# since only a placeholder of `None` is entered in
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@ -1426,10 +1420,6 @@ async def display_symbol_data(
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color=bg_chart_color,
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last_step_color=bg_last_bar_color,
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)
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rt_pi.vb.maxmin = partial(
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rt_chart.maxmin,
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name=fqsn,
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)
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# TODO: we need a better API to do this..
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# specially store ref to shm for lookup in display loop
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