fixes the date display in plots

danielhrisca · Dec 10, 2024 · 7b058c2 · 7b058c2
1 parent 78b5714
commit 7b058c2
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Showing 4 changed files with 11 additions and 9 deletions.
diff --git a/src/asammdf/blocks/mdf_v4.py b/src/asammdf/blocks/mdf_v4.py
@@ -9494,7 +9494,7 @@ def save(
                             dl_block = DataList(**kwargs)
 
                             for i, data__ in enumerate(data):
-                                
+
                                 data_ = data__[0]
 
                                 if compression and self.version >= "4.10":

diff --git a/src/asammdf/gui/widgets/formated_axis.py b/src/asammdf/gui/widgets/formated_axis.py
@@ -137,13 +137,14 @@ def tickStrings(self, values, scale, spacing):
                 strns = [str(timedelta(seconds=val)) for val in values]
             elif self.format == "date":
                 strns = (
-                    pd.to_datetime(
-                        np.array(values) + self.origin.timestamp(),
-                        unit="s",
-                        errors="coerce",
+                    (
+                        pd.to_timedelta(
+                            np.array(values),
+                            unit="s",
+                            errors="coerce",
+                        )
+                        + self.origin
                     )
-                    .tz_localize("UTC")
-                    .tz_convert(LOCAL_TIMEZONE)
                     .astype(str)
                     .to_list()
                 )

diff --git a/src/asammdf/gui/widgets/plot.py b/src/asammdf/gui/widgets/plot.py
@@ -10,13 +10,15 @@
 from traceback import format_exc
 from zipfile import ZIP_DEFLATED, ZipFile
 
+import dateutil.tz
 import numpy as np
 import pyqtgraph as pg
 from pyqtgraph import Qt
 import pyqtgraph.functions as fn
 from PySide6 import QtCore, QtGui, QtWidgets
 
 PLOT_BUFFER_SIZE = 4000
+LOCAL_TIMEZONE = dateutil.tz.tzlocal()
 
 
 from ... import tool as Tool
@@ -3682,7 +3684,7 @@ def __init__(
         else:
             fmt = "phys"
         self.x_axis.format = fmt
-        self.x_axis.origin = origin
+        self.x_axis.origin = origin.astimezone(LOCAL_TIMEZONE)
 
         self.y_axis = FormatedAxis(
             "left", maxTickLength=-5, background=self.backgroundBrush().color(), linked_signal=(self, None)

diff --git a/src/asammdf/gui/widgets/tabular_base.py b/src/asammdf/gui/widgets/tabular_base.py
@@ -1509,7 +1509,6 @@ def to_config(self):
         return config
 
     def time_as_date_changed(self, state):
-        s = self.start
         count = self.filters.count()
 
         if state == QtCore.Qt.CheckState.Checked: