Create liveScatterPlotPyQt5.py

Python/Matplotlib/09-LiveData/liveScatterPlotPyQt5.py

@@ -0,0 +1,161 @@
+import sys, random, time, datetime
+import numpy as np
+from matplotlib.backends.qt_compat import QtWidgets
+from matplotlib.backends.backend_qt5agg import (
+    FigureCanvas, NavigationToolbar2QT as NavigationToolbar)
+from PyQt5.QtWidgets import *
+from PyQt5 import QtCore, QtWidgets
+from matplotlib.colors import LinearSegmentedColormap
+from matplotlib.figure import Figure
+from matplotlib.animation import FuncAnimation
+from threading import *
+
+# Create List Variables to store Random GPS and Temperature values
+gps_list = []
+gps_n_list = [] # Nested list for gps values check it by print statement while running
+temp_list = []
+delay = 1 # delay for data generation
+
+# Class for Data Generation
+class dataGeneration:
+    # Method for generating random temperature data
+    def tempSenor(self):
+        global temp, temp_array
+        while True:
+            QApplication.processEvents()
+            temp = random.randint(5, 50)
+            temp_list.append(temp)
+            temp_array = np.array(temp_list)
+            time.sleep(delay)
+
+    # Method for generating random GPS data
+    def input_gps(self):
+        global gps_n_list, Current_DateTime, lat, long
+        while True:
+            QApplication.processEvents()
+            long = random.randint(7585707193, 7585898276)
+            long = long/100000000
+            lat = random.randint(3086340228, 3086405821)
+            lat = lat/100000000
+            gps_list.append(long)
+            gps_list.append(lat)
+            length = 0
+            # Logic for generating nested list for lat long data i.e., gps_n_list
+            while length < len(gps_list):
+                gps_n_list.append(gps_list[length:length + 2])
+                length += 2
+            #  Logic for live date with time update
+            dt = datetime.datetime.now()
+            Current_DateTime = dt.strftime('%d-%b-%Y & %H:%M:%S')
+            time.sleep(delay)
+
+# Class for GUI design and implementation
+class ApplicationWindow(QtWidgets.QMainWindow):
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle('Location based Temperature sensor Project ')
+        self.resize(800, 480)
+
+        #  Create Layout to insert things
+        layout = QGridLayout()
+        layout.setSpacing(10)
+
+        self._main = QtWidgets.QWidget()
+        self.setCentralWidget(self._main)
+        layout = QGridLayout(self._main)
+
+        # Create labels to show update data
+        self.t1 = QLabel(self)
+        self.t1.setStyleSheet("background-color: rgb(82, 119, 152);\n"
+                              "font: 75 10pt \"MS Shell Dlg 2\";\n"
+                              "color: rgb(255, 255, 255);")
+        self.t1.setText("Easting")
+        layout.addWidget(self.t1, 0, 0)
+
+        self.t2 = QLabel(self)
+        self.t2.setStyleSheet("background-color: rgb(82, 119, 152);\n"
+                              "font: 75 10pt \"MS Shell Dlg 2\";\n"
+                              "color: rgb(255, 255, 255);")
+        self.t2.setText("Northing")
+        layout.addWidget(self.t2, 0, 1)
+
+        self.t3 = QLabel(self)
+        self.t3.setStyleSheet("background-color: rgb(65, 184, 57);\n"
+                              "color: rgb(255, 255, 255);\n"
+                              "font: 75 10pt \"MS Shell Dlg 2\";")
+        self.t3.setText("Temperature")
+        layout.addWidget(self.t3, 0, 2)
+
+        self.t4 = QLabel(self)
+        self.t4.setStyleSheet("background-color: rgb(255, 150, 97);\n"
+                              "font: 75 10pt \"MS Shell Dlg 2\";\n"
+                              "color: rgb(255, 255, 255);")
+        self.t4.setText("Current Time:")
+        layout.addWidget(self.t4, 0, 3)
+
+        self.setLayout(layout)
+
+        #  Function to continuously update data in gui window
+        def update_data():
+            self.t1.setText(" Long: " + str(long))
+            self.t2.setText(" Lat: " + str(lat))
+            self.t3.setText(" Temp: " + str(temp))
+            self.t4.setText(" " + str(Current_DateTime))
+
+        #  Timer to continuously call update_data() function
+        self.timer = QtCore.QTimer()
+        self.timer.timeout.connect(update_data)
+        self.timer.start(500)
+
+        self.fig = Figure(figsize=(12, 9)) # declare size of figure
+
+        self.canvas = FigureCanvas(self.fig) # Canvas for figure to insert in main gui window
+        layout.addWidget(self.canvas, 2, 0, 1, 4)
+
+        self.Toolbar = NavigationToolbar(self.canvas, self) # Toolbar for figure to insert in main gui window
+        layout.addWidget(self.Toolbar, 3, 1, 1, 4)
+
+        self.setup()
+
+    def setup(self):
+        self.ax = self.fig.subplots()
+        self.ax.set_aspect('auto')
+        self.ax.grid(True, linestyle='dotted', color='0.50')
+        self.ax.set_xlim([75.85707180, 75.85898300])
+        self.ax.set_ylim([30.86340200, 30.86405850])
+
+        self.ax.set_xlabel('Longitude')
+        self.ax.set_ylabel('Latitude')
+        self.ax.set_title('GPS - Temperature Live Plot')
+        colors = [(0, "lightgray"), (0.1, "lightgray"), (0.18, "lightgray"), (0.30, "red"),
+                  (0.38, "yellow"), (0.48, "lightgreen"), (0.58, "lime"), (0.63, "limegreen"),
+                  (0.67, "mediumseagreen"), (0.77, "green"), (1, "darkgreen")]
+        cmap = LinearSegmentedColormap.from_list("bwwr", colors)
+
+        self.scat = self.ax.scatter([], [], [10], [], vmin=5, vmax=50,
+                                    marker='s', cmap=cmap, edgecolor="green",
+                                    linewidth=0.5, alpha=0.75)
+
+        cbar = self.fig.colorbar(self.scat, ax=self.ax)
+        cbar.set_label('Temperature')
+
+        self.anim = FuncAnimation(self.fig, self.update, frames=900, interval=500)
+
+    def update(self, i):
+        self.scat.set_offsets((gps_n_list))
+        self.scat.set_array(temp_array)
+
+if __name__ == "__main__":
+    obj1 = dataGeneration()
+    # Create multi-threading for both functions in dataGeneration Class
+    t1 = Thread(target=obj1.input_gps)
+    t2 = Thread(target=obj1.tempSenor)
+
+    # To start the threads
+    t1.start()
+    t2.start()
+
+    app = QtWidgets.QApplication(sys.argv)
+    window = ApplicationWindow()
+    window.show()
+    sys.exit(app.exec_())