62 lines
2.5 KiB
Diff
62 lines
2.5 KiB
Diff
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From 59a14e06320fd42d56cd7d953da337c0fe4357fa Mon Sep 17 00:00:00 2001
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From: linuswck <linuswck@m-labs.hk>
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Date: Tue, 22 Oct 2024 17:30:36 +0800
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Subject: [PATCH] Add option for setting min range span for y-axis
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---
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pglive/sources/live_axis_range.py | 17 ++++++++++++++++-
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1 file changed, 16 insertions(+), 1 deletion(-)
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diff --git a/pglive/sources/live_axis_range.py b/pglive/sources/live_axis_range.py
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index afbd806..9b62ba5 100644
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--- a/pglive/sources/live_axis_range.py
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+++ b/pglive/sources/live_axis_range.py
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@@ -5,7 +5,7 @@ from typing import Optional, List, Tuple, Dict
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class LiveAxisRange:
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def __init__(self, roll_on_tick: int = 1, offset_left: float = 0., offset_right: float = 0., offset_top: float = 0.,
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- offset_bottom: float = 0., fixed_range: Optional[List[float]] = None) -> None:
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+ offset_bottom: float = 0., fixed_range: Optional[List[float]] = None, min_y_range_span: Optional[List[float]] = [None, None]) -> None:
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self.roll_on_tick = roll_on_tick
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self.offset_left = offset_left
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self.offset_right = offset_right
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@@ -21,6 +21,7 @@ class LiveAxisRange:
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self.final_x_range = [0., 0.]
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self.final_y_range = [0., 0.]
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self.ignored_data_connectors: List[str] = []
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+ self.min_y_range_span = min_y_range_span
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def get_x_range(self, data_connector, tick: int) -> List[float]:
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x, _ = data_connector.plot.getData()
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@@ -116,6 +117,13 @@ class LiveAxisRange:
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# therefore in that case we must set some range
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final_range[0] -= 0.4
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final_range[1] += 0.4
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+
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+ if self.min_y_range_span[0] is not None:
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+ final_range[0] = min(self.min_y_range_span[0], final_range[0])
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+
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+ if self.min_y_range_span[1] is not None:
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+ final_range[1] = max(self.min_y_range_span[1], final_range[1])
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+
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if self.final_y_range != final_range:
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self.final_y_range = final_range
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return self.final_y_range
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@@ -139,6 +147,13 @@ class LiveAxisRange:
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# therefore in that case we must set some range
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final_range[0] -= 0.4
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final_range[1] += 0.4
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+
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+ if self.min_y_range_span[0] is not None:
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+ final_range[0] = min(self.min_y_range_span[0], final_range[0])
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+
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+ if self.min_y_range_span[1] is not None:
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+ final_range[1] = max(self.min_y_range_span[1], final_range[1])
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+
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if self.final_y_range != final_range:
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self.final_y_range = final_range
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return self.final_y_range
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--
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2.44.1
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