pytec/tecQT.py

@@ -1,4 +1,6 @@
 from pyqtgraph.Qt import QtGui, QtCore
+import pyqtgraph.parametertree.parameterTypes as pTypes
+from pyqtgraph.parametertree import Parameter, ParameterTree, ParameterItem, registerParameterType
 import numpy as np
 import pyqtgraph as pg
 from pytec.client import Client
@@ -8,6 +10,64 @@ tec = Client(host="192.168.1.26", port=23, timeout=None)
 rec_len = 1000
 refresh_period = 20
 
+# Channel 0 or 1
+# <Status Display : Off / Constant Current / Constant Temperature>
+# |- Output enable
+# |- Set Constant Current (Disables Constant Temperature)
+# |- Set Constant Temperature (Disables Constant Current)
+# |- Output Config
+#    |- Max Current
+#    |- Max Voltage
+# |- Thermistor Config
+#    |- T0
+#    |- R0
+#    |- Beta
+# |- PID Config
+#    |- kP
+#    |- kI
+#    |- kD
+#    |- (Auto Tune PID)
+# (Save Configs)
+
+params = [[
+    {'name': 'Enable Output', 'type': 'bool', 'value': False},
+    {'name': 'Enable Constant Current', 'type': 'bool', 'value': False, 'children': [
+        {'name': 'Set Current', 'type': 'float', 'value': 0, 'step': 0.1, 'siPrefix': True, 'suffix': 'A'},
+    ]},    
+    {'name': 'Enable PID', 'type': 'bool', 'value': False, 'children': [
+        {'name': 'Set Temperature', 'type': 'float', 'value': 25, 'step': 0.1, 'siPrefix': True, 'suffix': 'C'},
+    ]},    
+    {'name': 'Output Config', 'type': 'group', 'children': [
+        {'name': 'Max Current', 'type': 'float', 'value': 0, 'step': 0.1, 'siPrefix': True, 'suffix': 'A'},
+        {'name': 'Max Voltage', 'type': 'float', 'value': 0, 'step': 0.1, 'siPrefix': True, 'suffix': 'V'},
+    ]},
+    {'name': 'Thermistor Config', 'type': 'group', 'children': [
+        {'name': 'T0', 'type': 'float', 'value': 25, 'step': 0.1, 'siPrefix': True, 'suffix': 'C'},
+        {'name': 'R0', 'type': 'float', 'value': 10000, 'step': 1, 'siPrefix': True, 'suffix': 'Ohm'},
+        {'name': 'Beta', 'type': 'float', 'value': 3950, 'step': 1},
+    ]},
+    {'name': 'PID Config', 'type': 'group', 'children': [
+        {'name': 'kP', 'type': 'float', 'value': 0, 'step': 0.1},
+        {'name': 'kI', 'type': 'float', 'value': 0, 'step': 0.1},
+        {'name': 'kD', 'type': 'float', 'value': 0, 'step': 0.1},
+    ]},
+    {'name': 'Save', 'type': 'action', 'tip': 'Save'},
+] for _ in range(2)]
+
+## If anything changes in the tree, print a message
+def change(param, changes):
+    print("tree changes:")
+    for param, change, data in changes:
+        path = paramList0.childPath(param)
+        if path is not None:
+            childName = '.'.join(path)
+        else:
+            childName = param.name()
+        print('  parameter: %s'% childName)
+        print('  change:    %s'% change)
+        print('  data:      %s'% str(data))
+        print('  ----------')
+
 class Curves:
     def __init__(self, legend: str, key: str, channel: int, color: str, buffer_len: int, period: int):
         self.curveItem = pg.PlotCurveItem(pen=({'color': color, 'width': 1}))
@@ -46,9 +106,10 @@ class Graph:
         self.plotItem.setRange(xRange=[(cnt - self.curves[0].buffLen) * self.curves[0].period / 1000, cnt * self.curves[0].period / 1000])
 
 app = pg.mkQApp()
+pg.setConfigOptions(antialias=True)
 mw = QtGui.QMainWindow()
 mw.setWindowTitle('Thermostat Control Panel')
-mw.resize(1500,800)
+mw.resize(1920,1200)
 cw = QtGui.QWidget()
 mw.setCentralWidget(cw)
 l = QtGui.QVBoxLayout()
@@ -56,7 +117,19 @@ layout = pg.LayoutWidget()
 l.addWidget(layout)
 cw.setLayout(l)
 
-pg.setConfigOptions(antialias=True)
+## Create tree of Parameter objects
+paramList0 = Parameter.create(name='params', type='group', children=params[0])
+paramList0.sigTreeStateChanged.connect(change)
+ch0Tree = ParameterTree()
+ch0Tree.setParameters(paramList0, showTop=False)
+
+paramList1 = Parameter.create(name='params', type='group', children=params[1])
+paramList1.sigTreeStateChanged.connect(change)
+ch1Tree = ParameterTree()
+ch1Tree.setParameters(paramList1, showTop=False)
+
+layout.addWidget(ch0Tree, 1, 1, 1, 1)
+layout.addWidget(ch1Tree, 2, 1, 1, 1)
 
 ch0tempGraph = Graph(layout, 'Channel 0 Temperature', 1, 2, [Curves('Feedback', 'temperature', 0, 'r', rec_len, refresh_period)])
 ch1tempGraph = Graph(layout, 'Channel 1 Temperature', 2, 2, [Curves('Feedback', 'temperature', 1, 'r', rec_len, refresh_period)])
@@ -64,8 +137,6 @@ ch0currentGraph = Graph(layout, 'Channel 0 Current', 1, 3, [Curves('Feedback', '
                                                             Curves('Setpoint', 'i_set', 0, 'g', rec_len, refresh_period)])
 ch1currentGraph = Graph(layout, 'Channel 1 Current', 2, 3, [Curves('Feedback', 'tec_i', 1, 'r', rec_len, refresh_period),
                                                             Curves('Setpoint', 'i_set', 1, 'g', rec_len, refresh_period)])
-ch0voltGraph = Graph(layout, 'Channel 0 Voltage', 1, 4, [Curves('Feedback', 'tec_u_meas', 0, 'r', rec_len, refresh_period)])
-ch1voltGraph = Graph(layout, 'Channel 1 Voltage', 2, 4, [Curves('Feedback', 'tec_u_meas', 1, 'r', rec_len, refresh_period)])
 
 cnt = 0
 def updateData():
@@ -76,8 +147,6 @@ def updateData():
         ch1tempGraph.update(data, cnt)
         ch0currentGraph.update(data, cnt)
         ch1currentGraph.update(data, cnt)
-        ch0voltGraph.update(data, cnt)
-        ch1voltGraph.update(data, cnt)
                 
         if quit:
             break