Revert changes

Author: Dilmi Wickramanayake

examples/nidaqmx_analog_input_filtering/README.md

@@ -16,5 +16,7 @@ Script demonstrates analog input data getting continuously acquired, and being f
 
 ### Usage
 
+poetry install --with examples
+poetry run examples/nidaqmx_analog_input_filtering/nidaqmx_analog_input_filtering.py
 Run `poetry run examples/nidaqmx_analog_input_filtering/nidaqmx_analog_input_filtering.py`
 

examples/niscope/niscope_ex_fetch_forever.py

@@ -46,7 +46,7 @@
         try:
             print(f"Press Ctrl + C to stop")
             while True:
-                offset = session._fetch_offset
+                offset = session.meas_array_offset
                 gain = session.meas_array_gain
                 for i in range(len(waveforms)):
                     time.sleep(0.2)

examples/simple_graph/amplitude_enum.py

@@ -1,43 +1,35 @@
 """Example of using nipanel to display a sine wave graph using st_echarts."""
-
 import math
 import time
 from pathlib import Path
 
 import numpy as np
-from amplitude_enum import AmplitudeEnum
 
 import nipanel
 
+
 panel_script_path = Path(__file__).with_name("simple_graph_panel.py")
 panel = nipanel.create_panel(panel_script_path)
 
 amplitude = 1.0
 frequency = 1.0
 num_points = 100
-
 try:
     print(f"Panel URL: {panel.panel_url}")
     print("Press Ctrl+C to exit")
 
     # Generate and update the sine wave data periodically
     while True:
-        amplitude_enum = AmplitudeEnum(panel.get_value("amplitude_enum", AmplitudeEnum.SMALL.value))
-        base_frequency = panel.get_value("base_frequency", 1.0)
-
-        # Slowly vary the total frequency for a more dynamic visualization
-        frequency = base_frequency + 0.5 * math.sin(time.time() / 5.0)
         time_points = np.linspace(0, num_points, num_points)
-        sine_values = amplitude_enum.value * np.sin(frequency * time_points)
-
-        panel.set_value("frequency", frequency)
+        sine_values = amplitude * np.sin(frequency * time_points)
 
         panel.set_value("time_points", time_points.tolist())
         panel.set_value("sine_values", sine_values.tolist())
+        panel.set_value("amplitude", amplitude)
+        panel.set_value("frequency", frequency)
 
         # Slowly vary the frequency for a more dynamic visualization
         frequency = 1.0 + 0.5 * math.sin(time.time() / 5.0)
         time.sleep(0.1)
-
 except KeyboardInterrupt:
-    print("Exiting...")
+    print("Exiting...")

examples/simple_graph/simple_graph.py

@@ -1,10 +1,10 @@
 """A Streamlit visualization panel for the simple_graph.py example script."""
-
 import streamlit as st
 from streamlit_echarts import st_echarts
 
 import nipanel
 
+
 st.set_page_config(page_title="Simple Graph Example", page_icon="📈", layout="wide")
 st.title("Simple Graph Example")
 
@@ -13,21 +13,20 @@
 sine_values = panel.get_value("sine_values", [0.0])
 amplitude = panel.get_value("amplitude", 1.0)
 frequency = panel.get_value("frequency", 1.0)
-
 col1, col2, col3, col4, col5 = st.columns(5)
 with col1:
     st.metric("Amplitude", f"{amplitude:.2f}")
 with col2:
     st.metric("Frequency", f"{frequency:.2f} Hz")
 with col3:
     st.metric("Min Value", f"{min(sine_values):.3f}")
-
-with col5:
+with col4:
     st.metric("Max Value", f"{max(sine_values):.3f}")
+with col5:
+    st.metric("Data Points", len(sine_values))
 
 # Prepare data for echarts
 data = [{"value": [x, y]} for x, y in zip(time_points, sine_values)]
-
 # Configure the chart options
 options = {
     "animation": False,  # Disable animation for smoother updates
@@ -52,6 +51,5 @@
         }
     ],
 }
-
 # Display the chart
-st_echarts(options=options, height="400px", key="graph")
+st_echarts(options=options, height="400px", key="graph")