Basic implementation of single freq. measurements.

src/nqrduck_measurement/controller.py

@@ -1,8 +1,18 @@
 import logging
 from nqrduck.module.module_controller import ModuleController
+from nqrduck_spectrometer.measurement import Measurement
 
 logger = logging.getLogger(__name__)
 
 class MeasurementController(ModuleController):
     def __init__(self, module):
         super().__init__(module)
+
+    def start_measurement(self):
+        logger.debug("Start measurement clicked")
+        self.module.nqrduck_signal.emit("start_measurement", None)
+
+    def process_signals(self, key: str, value: Measurement):
+        if key == "single_measurement":
+            logger.debug("Received single measurement.")
+            self.module.model.single_measurement = value

src/nqrduck_measurement/model.py

@@ -1,8 +1,23 @@
 import logging
+from PyQt6.QtCore import pyqtSignal
+from nqrduck_spectrometer.measurement import Measurement
 from nqrduck.module.module_model import ModuleModel
 
 logger = logging.getLogger(__name__)
 
 class MeasurementModel(ModuleModel):
+
+    single_measurement_changed = pyqtSignal(Measurement)
+
     def __init__(self, module) -> None:
         super().__init__(module)
+
+    @property
+    def single_measurement(self):
+        """Single measurement data."""
+        return self._single_measurement
+    
+    @single_measurement.setter
+    def single_measurement(self, value : Measurement):
+        self._single_measurement = value
+        self.single_measurement_changed.emit(value)

src/nqrduck_measurement/view.py

@@ -1,5 +1,7 @@
 import logging
+import numpy as np
 from PyQt6.QtWidgets import QWidget
+from PyQt6.QtCore import pyqtSlot
 from .widget import Ui_Form
 from nqrduck.module.module_view import ModuleView
 
@@ -13,3 +15,28 @@ class MeasurementView(ModuleView):
         self._ui_form = Ui_Form()
         self._ui_form.setupUi(self)
         self.widget = widget
+
+        # Connect signals
+        self.module.model.single_measurement_changed.connect(self.update_single_measurement)
+        self._ui_form.buttonStart.clicked.connect(self.on_measurement_start_button_clicked)
+
+    @pyqtSlot()
+    def update_single_measurement(self):
+        logger.debug("Updating single measurement view.")
+        # Set the x data
+        tdx = self.module.model.single_measurement.tdx
+        tdy = self.module.model.single_measurement.tdy
+        #correcting a offset in the time domain by subtracting the mean
+        tdy_mean = tdy[:,0]-np.mean(tdy)
+        self._ui_form.plotter.canvas.ax.clear()  # Clear the axes for the new plot
+        self._ui_form.plotter.canvas.ax.plot(tdx, tdy_mean)
+        self._ui_form.plotter.canvas.ax.set_xlabel("Time (µs)")
+        self._ui_form.plotter.canvas.ax.set_ylabel("Amplitude (a.u.)")
+        self._ui_form.plotter.canvas.ax.set_title("Single measurement")
+        self._ui_form.plotter.canvas.ax.grid()
+        self._ui_form.plotter.canvas.draw()
+
+    @pyqtSlot()
+    def on_measurement_start_button_clicked(self):
+        logger.debug("Measurement start button clicked.")
+        self.module.controller.start_measurement()