From 0cff7d6ccaaec67abdcf69fe6237c2975aef6bf7 Mon Sep 17 00:00:00 2001
From: JayPiKay <jpk@goatpr0n.de>
Date: Wed, 22 Jan 2020 14:36:47 +0100
Subject: [PATCH] Timer Plot Demo

---
 .python-version |  2 +-
 src/um24clab.py | 44 +++++++++++++++++++++++++++-----------------
 2 files changed, 28 insertions(+), 18 deletions(-)

diff --git a/.python-version b/.python-version
index bebc4ba..de84bc6 100644
--- a/.python-version
+++ b/.python-version
@@ -1 +1 @@
-py3um24c
+py3
diff --git a/src/um24clab.py b/src/um24clab.py
index a54f5ef..9b17e6d 100644
--- a/src/um24clab.py
+++ b/src/um24clab.py
@@ -30,54 +30,65 @@ class UM24Lab(QMainWindow):
 
         # --- Voltage ---
         self.voltage = self.ui.plotVoltage
-        self.voltage_series = QtCharts.QLineSeries()
+        self.voltage_series = QtCharts.QLineSeries(self)
         self.voltage_series.setName('Voltage over time')
+        self.voltage_series.setUseOpenGL(True)
         self.voltage.addSeries(self.voltage_series)
 
         axis_x = QtCharts.QValueAxis()
-        axis_x.setTickCount(60)
+        axis_x.setRange(0, 0)
+        # axis_x.setTickCount(1)
+        axis_x.setTickInterval(0.001)
         axis_x.setTitleText('Seconds')
         self.voltage.addAxis(axis_x, Qt.AlignBottom)
         self.voltage_series.attachAxis(axis_x)
 
         axis_y = QtCharts.QValueAxis()
-        axis_y.setTickCount(10)
+        # axis_y.setTickCount(1)
+        axis_y.setRange(0, 10)
         axis_y.setTitleText('Voltage (V)')
         self.voltage.addAxis(axis_y, Qt.AlignLeft)
         self.voltage_series.attachAxis(axis_y)
 
         # --- Current ---
         self.current = self.ui.plotCurrent
-        self.current_series = QtCharts.QLineSeries()
+        self.current_series = QtCharts.QLineSeries(self)
         self.current_series.setName('Current over time')
+        self.current_series.setUseOpenGL(True)
         self.current.addSeries(self.current_series)
 
         axis_x = QtCharts.QValueAxis()
-        axis_x.setTickCount(60)
+        axis_x.setRange(0, 60000)
+        # axis_x.setTickCount(1)
+        # axis_x.setTickInterval(1)
         axis_x.setTitleText('Seconds')
         self.current.addAxis(axis_x, Qt.AlignBottom)
         self.current_series.attachAxis(axis_x)
 
         axis_y = QtCharts.QValueAxis()
-        axis_y.setTickCount(10)
+        # axis_y.setTickCount(1)
+        axis_y.setRange(0, 10)
         axis_y.setTitleText('Current (A)')
         self.current.addAxis(axis_y, Qt.AlignLeft)
         self.current_series.attachAxis(axis_y)
 
         self.timer_step = 0
-        self.voltage_series.append(self.timer_step, 0)
-        self.current_series.append(self.timer_step, 0)
 
-        timer = QTimer()
+        timer = QTimer(self)
         timer.timeout.connect(self.update_graphs)
-        timer.start(0)
+        timer.start(10)
 
     def update_graphs(self):
         self.voltage_series.append(self.timer_step, random.randint(0, 10))
         self.current_series.append(self.timer_step, random.randint(0, 10))
-        self.ui.progressTempC.setValue(random.randint(0, 100))
         self.timer_step += 1
-        self.update()
+        for axis in self.voltage_series.attachedAxes():
+            if axis.orientation() == Qt.Orientation.Horizontal:
+                axis.setRange(0, self.timer_step)
+        for axis in self.current_series.attachedAxes():
+            if axis.orientation() == Qt.Orientation.Horizontal:
+                # axis.setRange(0, self.timer_step)
+                pass
 
 
 if __name__ == '__main__':
@@ -86,13 +97,12 @@ if __name__ == '__main__':
     labview = UM24Lab()
     labview.show()
 
-    def idle_processor():
-        labview.update_graphs()
-        app.processEvents()
-        # print(labview.timer_step)
+    # def idle_processor():
+    #     labview.update_graphs()
+    #     app.processEvents()
 
     # mainTimer = QTimer()
     # mainTimer.timeout.connect(idle_processor)
-    # mainTimer.start(50)
+    # mainTimer.start(0)
 
     sys.exit(app.exec_())