motion/ecmc_plugin_fft
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Cleanup of pyqt gui

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This commit is contained in:
Anders Sandstrom
2020-10-06 17:05:54 +02:00
parent deca91d7aa
commit 9bcbbfd1b0
1 changed files with 5 additions and 36 deletions
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41
tools/ecmcFFTGui.py
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@@ -54,43 +54,21 @@ class ecmcFFTGui(QtWidgets.QDialog):
self.xDataValid = 0
self.plotted_line = None
self.ax = None
# this is the Canvas Widget that
# displays the 'figure'it takes the
# 'figure' instance as a parameter to __init__
self.canvas = FigureCanvas(self.figure)
# this is the Navigation widget
# it takes the Canvas widget and a parent
self.canvas = FigureCanvas(self.figure)
self.toolbar = NavigationToolbar(self.canvas, self)
# Pause
self.pauseBtn = QPushButton(text = 'pause')
self.pauseBtn.setFixedSize(100, 50)
self.pauseBtn.clicked.connect(self.pauseBtnAction)
self.pauseBtn.setStyleSheet("background-color: green");
self.startval = 0
self.pvNameY = yname # "IOC_TEST:Plugin-FFT1-Spectrum-Amp-Act"
self.pvNameX = xname # "IOC_TEST:Plugin-FFT1-Spectrum-X-Axis-Act"
self.connectPvs() # Epics
# Define the geometry of the main window
self.connectPvs() # Epics
self.setGeometry(300, 300, 900, 700)
self.setWindowTitle("ecmc FFT plot: " + self.pvNameY + ' vs ' + self.pvNameX)
# creating a Vertical Box layout
layout = QVBoxLayout()
# adding tool bar to the layout
layout.addWidget(self.toolbar)
# adding canvas to the layout
layout.addWidget(self.canvas)
# adding push button to the layout
layout.addWidget(self.pauseBtn)
# setting layout to the main window
self.setLayout(layout)
return
@@ -113,16 +91,13 @@ class ecmcFFTGui(QtWidgets.QDialog):
#print('self.pvY: ' + self.pvY.info)
self.pvX.add_callback(self.onChangePvX)
self.pvY.add_callback(self.onChangePvY)
#self.myFig.addData(self.startval)
self.pvY.add_callback(self.onChangePvY)
QCoreApplication.processEvents()
def onChangePvX(self,pvname=None, value=None, char_value=None,timestamp=None, **kw):
#print ('PV X Changed! ', pvname, char_value, time.ctime())
self.comSignalX.data_signal.emit(value)
def onChangePvY(self,pvname=None, value=None, char_value=None,timestamp=None, **kw):
#print ('PV Y Changed! ', pvname, char_value, time.ctime())
self.comSignalY.data_signal.emit(value)
def pauseBtnAction(self):
@@ -136,23 +111,17 @@ class ecmcFFTGui(QtWidgets.QDialog):
def callbackFuncX(self, value):
#print ('Callback X: ' + str(np.size(value)) )# + value )
if(np.size(value)) > 0:
self.spectX = value
self.xDataValid = 1
return
def callbackFuncY(self, value):
#print ('Callback y: ')# + value )
if(np.size(value)) > 0:
self.spectY = value
self.plotSpect()
return
def setYLabel(self,label):
#self.myFig.setYLabel(label)
return
def plotSpect(self):
if self.pause:
print('paused!')
@@ -182,8 +151,8 @@ class ecmcFFTGui(QtWidgets.QDialog):
self.ax.autoscale(enable=False)
def printOutHelp():
print("ecmcFFTGui: Plots waveforms of FFT data (updates when on Y data callback) ")
print("python ecmcFFTGui.py [<x.pv>,<y.pv>]")
print("ecmcFFTGui: Plots waveforms of FFT data (updates on Y data callback). ")
print("python ecmcFFTGui.py <x.pv> <y.pv>")
print("example: python ecmcFFTGui.py IOC_TEST:Plugin-FFT1-Spectrum-X-Axis-Act IOC_TEST:Plugin-FFT1-Spectrum-Amp-Act")
if __name__ == "__main__":