pytec GUI: Implement PlotSettingsMenu

Co-authored-by: linuswck <linuswck@m-labs.hk>

pytec/pytec/gui/view/plot_options_menu.py

@@ -0,0 +1,25 @@
+from PyQt6 import QtWidgets, QtGui
+
+
+class PlotOptionsMenu(QtWidgets.QMenu):
+    def __init__(self, channel_graphs, max_samples=1000):
+        super().__init__()
+        self.channel_graphs = channel_graphs
+
+        self.setTitle("Plot Settings")
+
+        clear = QtGui.QAction("Clear graphs", self)
+        self.addAction(clear)
+        self.clear = clear
+        self.clear.triggered.connect(self.channel_graphs.clear_graphs)
+
+        self.samples_spinbox = QtWidgets.QSpinBox()
+        self.samples_spinbox.setRange(2, 100000)
+        self.samples_spinbox.setSuffix(" samples")
+        self.samples_spinbox.setValue(max_samples)
+        self.samples_spinbox.valueChanged.connect(self.channel_graphs.set_max_samples)
+
+        limit_samples = QtWidgets.QWidgetAction(self)
+        limit_samples.setDefaultWidget(self.samples_spinbox)
+        self.addAction(limit_samples)
+        self.limit_samples = limit_samples

pytec/tec_qt.py

@@ -14,6 +14,7 @@ from pytec.gui.model.pid_autotuner import PIDAutoTuner
 from pytec.gui.view.zero_limits_warning_view import ZeroLimitsWarningView
 from pytec.gui.view.thermostat_settings_menu import ThermostatSettingsMenu
 from pytec.gui.view.connection_details_menu import ConnectionDetailsMenu
+from pytec.gui.view.plot_options_menu import PlotOptionsMenu
 from pytec.gui.view.live_plot_view import LiveDataPlotter
 from pytec.gui.view.info_box import InfoBox
 
@@ -99,6 +100,9 @@ class MainWindow(QtWidgets.QMainWindow):
         )
         self.thermostat_settings.setMenu(self._thermostat_settings_menu)
 
+        self._plot_options_menu = PlotOptionsMenu(self._channel_graphs)
+        self.plot_settings.setMenu(self._plot_options_menu)
+
         # Status line
         self._zero_limits_warning_view = ZeroLimitsWarningView(
             self._thermostat, self.style(), self.limits_warning