Esempio n. 1
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 def createCanvases(self):
     self.signalCanvas = MyMplCanvas(self, width=13, height=2, dpi=100)
     self.signalGridLayout.addWidget(self.signalCanvas, 0, 0, 3, 2)
     self.scalogramCanvas = MyMplCanvas(self, width=5, height=4, dpi=100)
     self.scalogramGridLayout.addWidget(self.scalogramCanvas, 0, 0, 3, 2)
     self.signalCanvas.canvasEnter.connect(self.canvasEnter)
     self.signalCanvas.mouseMotion.connect(self.canvasMotion)
     self.signalCanvas.canvasLeave.connect(self.canvasLeave)
     self.scalogramCanvas.canvasEnter.connect(self.canvasEnter)
     self.scalogramCanvas.mouseMotion.connect(self.canvasMotion)
     self.scalogramCanvas.canvasLeave.connect(self.canvasLeave)
Esempio n. 2
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 def createCanvases(self):
     self.signalCanvas = MyMplCanvas(self, width=13, height=2, dpi=100)
     self.signalGridLayout.addWidget(self.signalCanvas, 0, 0, 3, 2)
     self.scalogramCanvas = MyMplCanvas(self, width=5, height=4, dpi=100)
     self.scalogramGridLayout.addWidget(self.scalogramCanvas, 0, 0, 3, 2)
     self.signalCanvas.canvasEnter.connect(self.canvasEnter)
     self.signalCanvas.mouseMotion.connect(self.canvasMotion)
     self.signalCanvas.canvasLeave.connect(self.canvasLeave)
     self.scalogramCanvas.canvasEnter.connect(self.canvasEnter)
     self.scalogramCanvas.mouseMotion.connect(self.canvasMotion)
     self.scalogramCanvas.canvasLeave.connect(self.canvasLeave)
Esempio n. 3
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 def __call__(self, wa, parent=None, title='Plotted'):
     QtGui.QWidget.__init__(self, parent)
     uic.loadUi("forms/plotdialog.ui", self)
     self.canvas = MyMplCanvas(self, width=13, height=2, dpi=100)
     self.canvasGridLayout.addWidget(self.canvas, 0, 0, 1, 4)
     self.coordLabel.setText('')
     self.canvas.mouseMotion.connect(self.canvasMotion)
     self.canvas.canvasLeave.connect(lambda: self.coordLabel.setText(''))
     self.saveToolButton.clicked.connect(self.saveFigure)
     self.setWindowTitle(title)
Esempio n. 4
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class MainForm(QtGui.QMainWindow):
    def __init__(self, application):
        super(MainForm, self).__init__()
        uic.loadUi("forms/mainform.ui", self)
        self.sizeVerticalScrollBar = TrueScrollBar(self)
        self.sizeVerticalScrollBar.setMinimum(2)  # min size=2**2
        self.signalGridLayout.addWidget(self.sizeVerticalScrollBar, 0, 2, 3, 1)
        self.notesVerticalScrollBar = TrueScrollBar(self)
        self.notesVerticalScrollBar.setMinimum(4)
        self.notesVerticalScrollBar.setMaximum(16)
        self.scalogramGridLayout.addWidget(self.notesVerticalScrollBar, 0, 2,
                                           3, 1)
        self.actionQuit.triggered.connect(self.close)
        self.actionOpen.triggered.connect(self.openFile)
        self.actionDownload.triggered.connect(self.downloadFile)
        self.actionAbout.triggered.connect(self.showAbout)
        self.actionDataHeader.triggered.connect(self.showDataHeader)
        self.actionClose.triggered.connect(self.closeFile)
        self.sizeVerticalScrollBar.invValueChanged.connect(self.sizeChanged)
        self.offsetHorizontalScrollBar.valueChanged.connect(self.offsetChanged)
        self.actionPlot_signal.triggered.connect(self.plotSignal)
        self.actionSave_image_signal_as.triggered.connect(self.saveSignalAs)
        self.actionSave_scalogram_as.triggered.connect(self.saveScalogramAs)
        self.actionPlot_periodogram.triggered.connect(self.plotPeriodogram)
        self.actionPlot_scalegram.triggered.connect(self.plotScalegram)
        self.actionPlot_sceleton.triggered.connect(self.plotSceleton)
        self.offsetHorizontalScrollBar.sliderMoved.connect(self.offsetMoved)
        self.sizeVerticalScrollBar.invSliderMoved.connect(self.sizeMoved)
        self.scaleHorizontalScrollBar.valueChanged.connect(self.scaleCanged)
        self.scaleHorizontalScrollBar.sliderMoved.connect(self.scaleMoved)
        self.notesVerticalScrollBar.invValueChanged.connect(self.notesChanged)
        self.notesVerticalScrollBar.invSliderMoved.connect(self.notesMoved)
        self.waveletComboBox.currentIndexChanged.connect(self.replot)
        self.orderSpinBox.valueChanged.connect(self.replot)
        self.omega0SpinBox.valueChanged.connect(self.replot)
        self.minHspinBox.valueChanged.connect(self.minHchanged)
        self.maxHspinBox.valueChanged.connect(self.maxHchanged)
        self.actionDetrend.triggered.connect(self.detrendData)
        self.waveletComboBox.currentIndexChanged.connect(self.waveletChanged)
        self.lock = True
        self.detrend = False
        for name, obj in inspect.getmembers(cwt):
            if inspect.isclass(obj):
                if obj.__base__.__name__ == 'Cwt':
                    self.waveletComboBox.addItem(name, obj)
        self.moveToCenter()

    def canvasEnter(self):
        self.coord = QtGui.QLabel(self)
        self.statusbar.addWidget(self.coord)

    def canvasLeave(self):
        self.statusbar.removeWidget(self.coord)

    def canvasMotion(self, event):
        if event.xdata is not None and event.ydata is not None:
            self.coord.setText('x=%s, y=%s' % (pylab.num2date(
                event.xdata).strftime('%d.%m.%y %H:%M'), event.ydata))

    def createCanvases(self):
        self.signalCanvas = MyMplCanvas(self, width=13, height=2, dpi=100)
        self.signalGridLayout.addWidget(self.signalCanvas, 0, 0, 3, 2)
        self.scalogramCanvas = MyMplCanvas(self, width=5, height=4, dpi=100)
        self.scalogramGridLayout.addWidget(self.scalogramCanvas, 0, 0, 3, 2)
        self.signalCanvas.canvasEnter.connect(self.canvasEnter)
        self.signalCanvas.mouseMotion.connect(self.canvasMotion)
        self.signalCanvas.canvasLeave.connect(self.canvasLeave)
        self.scalogramCanvas.canvasEnter.connect(self.canvasEnter)
        self.scalogramCanvas.mouseMotion.connect(self.canvasMotion)
        self.scalogramCanvas.canvasLeave.connect(self.canvasLeave)

    def moveToCenter(self):
        screen = QtGui.QDesktopWidget().screenGeometry()
        mysize = self.geometry()
        hpos = (screen.width() - mysize.width()) / 2
        vpos = (screen.height() - mysize.height()) / 2
        self.move(hpos, vpos)

    def openFile(self, fileName=None):
        if fileName is None or fileName is False:
            fileName = QtGui.QFileDialog.getOpenFileName(
                self, 'Open file', './data',
                'Geomagnetic variations (*.gmv);;Solar wind Kp estimation (*.ske)'
            )
        if QtCore.QFile.exists(fileName):
            if self.actionClose.isEnabled():
                self.closeFile()
            self.progress = ProgressGroup('Loading data ...', self.statusbar)
            self.statusbar.insertWidget(0, self.progress)
            self.csv = CSVImpot(fileName)
            self.csv.notifyProgress.connect(self.progress.setValue)
            self.csv.loaded.connect(self.loadFile)
            self.progress.cancelled.connect(self.openFileTeminate)
            self.csv.start()

    def openFileTeminate(self):
        self.statusbar.removeWidget(self.progress)
        self.statusbar.showMessage('Load cancelled by user!', 3000)
        self.csv.terminate()

    def loadFile(self):
        self.statusbar.removeWidget(self.progress)
        self.createCanvases()
        self.wa = WA(self.csv.time, self.csv.value)
        sizePow2 = self.wa.getMaxLengthAsPower2()
        self.sizeVerticalScrollBar.setMaximum(sizePow2)
        self.offsetMoved(0)
        self.notesVerticalScrollBar.setValue(
            self.notesVerticalScrollBar.minimum())
        self.lock = False
        self.sizeVerticalScrollBar.setValue(sizePow2)
        self.enableControlForOpen()

    def sizeChanged(self, value):
        self.sizeLabel.setText('2^%s' % value)
        self.offsetHorizontalScrollBar.setMaximum(self.wa.getLength() -
                                                  2**value)
        self.scaleHorizontalScrollBar.setMaximum(2**value)
        self.replot()

    def scaleCanged(self, value):
        self.scaleLabel.setText(str(value))
        self.replot()

    def scaleMoved(self, value):
        self.scaleLabel.setText(str(value))

    def offsetMoved(self, value):
        self.offsetLabel.setText(self.wa.getDate(value).strftime('%d.%m.%y'))

    def sizeMoved(self, value):
        # value = self.wa.getMaxLengthAsPower2()-value
        self.sizeLabel.setText('2^%s' % value)

    def offsetChanged(self, value):
        print('offset chang')
        self.offsetLabel.setText(self.wa.getDate(value).strftime('%d.%m.%y'))
        self.replot()

    def notesChanged(self, value):
        self.notesLabel.setText(str(value))
        self.replot()

    def notesMoved(self, value):
        self.notesLabel.setText(str(value))

    def plotPeriodogram(self):
        self.periodogramForm = PeriodogramPlotDialog(self.wa, parent=self)
        self.periodogramForm.show()

    def plotScalegram(self):
        self.scalegramForm = ScalegramPlotDialog(self.wa, parent=self)
        self.scalegramForm.show()

    def plotSceleton(self):
        self.sceletonForm = SceletonPlotDialog(self.wa, parent=self)
        self.sceletonForm.show()

    def showDataHeader(self):
        self.dataHeaderForm = DataHeaderForm(self.csv.header)
        self.dataHeaderForm.show()

    def showAbout(self):
        aboutForm = AboutForm(self)
        aboutForm.exec_()

    def closeFile(self):
        self.clearCanvases()
        self.disableControlForClose()

    def plotSignal(self):
        self.wa.plotSignal(self.signalCanvas.axes,
                           self.offsetHorizontalScrollBar.value(),
                           2**self.sizeVerticalScrollBar.value(),
                           xlabel='Date',
                           ylabel='nT')
        self.signalCanvas.draw()

    def plotScalogram(self):
        self.progress = ProgressGroup('Plot scalogram ...', self.statusbar)
        self.statusbar.insertWidget(0, self.progress)
        self.wa.plotted.connect(self.scalogramPlotted)
        self.wa.notifyProgress.connect(self.progress.setValue)
        self.wa.cancelled.connect(self.scalogramPlotted)
        self.progress.cancelled.connect(self.wa.cancelScalogram)
        self.wa.plotScalogram(
            self.scalogramCanvas.axes,
            offset=self.offsetHorizontalScrollBar.value(),
            size=2**self.sizeVerticalScrollBar.value(),
            largestscale=self.scaleHorizontalScrollBar.value(),
            notes=self.notesVerticalScrollBar.value(),
            wavelet=self.waveletComboBox.itemData(
                self.waveletComboBox.currentIndex()),
            omega0=self.omega0SpinBox.value(),
            order=self.orderSpinBox.value(),
            min_h=self.minHspinBox.value(),
            max_h=self.maxHspinBox.value())

    def scalogramPlotted(self):
        self.statusbar.removeWidget(self.progress)
        self.statusbar.showMessage('Finished.', 100)
        self.scalogramCanvas.draw()
        self.signalGroupBox.setEnabled(True)
        self.scalogramGroupBox.setEnabled(True)
        self.toolGroupBox.setEnabled(True)
        self.lock = False

    def replot(self):
        if self.lock:
            return
        else:
            self.lock = True
            self.signalGroupBox.setEnabled(False)
            self.scalogramGroupBox.setEnabled(False)
            self.toolGroupBox.setEnabled(False)
            self.plotSignal()
            self.plotScalogram()

    def disableControlForClose(self):
        self.lock = True
        self.signalGroupBox.setEnabled(False)
        self.scalogramGroupBox.setEnabled(False)
        self.actionClose.setEnabled(False)
        self.signalGroupBox.setEnabled(False)
        self.actionSave_image_signal_as.setEnabled(False)
        self.actionSave_scalogram_as.setEnabled(False)
        self.actionDataHeader.setEnabled(False)
        self.toolGroupBox.setEnabled(False)
        self.actionDetrend.setEnabled(False)
        self.actionPlot_periodogram.setEnabled(True)
        self.actionPlot_scalegram.setEnabled(True)

    def clearCanvases(self):
        self.signalCanvas.close()
        self.scalogramCanvas.close()

    def enableControlForOpen(self):
        self.signalGroupBox.setEnabled(True)
        self.scalogramGroupBox.setEnabled(True)
        self.actionSave_image_signal_as.setEnabled(True)
        self.actionSave_scalogram_as.setEnabled(True)
        self.actionPlot_periodogram.setEnabled(True)
        self.actionPlot_scalegram.setEnabled(True)
        self.actionDataHeader.setEnabled(True)
        self.actionClose.setEnabled(True)
        self.toolGroupBox.setEnabled(True)
        self.actionDetrend.setEnabled(True)

    def saveSignalAs(self):
        self.signaFilename = QtGui.QFileDialog.getSaveFileName(
            None, 'Save signal', './images/signal.png',
            'Portable Network Graphics (*.png)')
        self.signalCanvas.saveFigure(self.signaFilename, dpi=300)

    def saveScalogramAs(self):
        self.scalogramFilename = QtGui.QFileDialog.getSaveFileName(
            None, 'Save figure', './images/scalogram.png',
            'Portable Network Graphics (*.png)')
        self.scalogramCanvas.saveFigure(self.scalogramFilename, dpi=300)

    def minHchanged(self, value):
        self.maxHspinBox.setMinimum(value)
        self.replot()

    def maxHchanged(self, value):
        self.minHspinBox.setMaximum(value)
        self.replot()

    def downloadFile(self):
        self.downloadForm = DownloadForm(self)
        self.downloadForm.show()

    def detrendData(self):
        if not self.detrend:
            self.wa.detrend(True)
            self.detrend = True
        else:
            self.wa.detrend(False)
            self.detrend = False
        self.replot()

    def waveletChanged(self, value):
        wavelet = self.waveletComboBox.itemData(value)
        if wavelet.__name__ == 'Morlet' or wavelet.__name__ == 'MorletReal':
            self.orderSpinBox.setEnabled(False)
            self.omega0SpinBox.setEnabled(True)
        else:
            self.orderSpinBox.setEnabled(True)
            self.omega0SpinBox.setEnabled(False)
Esempio n. 5
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class MainForm(QtGui.QMainWindow):
    def __init__(self, application):
        super(MainForm, self).__init__()
        uic.loadUi("forms/mainform.ui", self)
        self.sizeVerticalScrollBar = TrueScrollBar(self)
        self.sizeVerticalScrollBar.setMinimum(2)  # min size=2**2
        self.signalGridLayout.addWidget(self.sizeVerticalScrollBar, 0, 2, 3, 1)
        self.notesVerticalScrollBar = TrueScrollBar(self)
        self.notesVerticalScrollBar.setMinimum(4)
        self.notesVerticalScrollBar.setMaximum(16)
        self.scalogramGridLayout.addWidget(self.notesVerticalScrollBar,
                                           0, 2, 3, 1)
        self.actionQuit.triggered.connect(self.close)
        self.actionOpen.triggered.connect(self.openFile)
        self.actionDownload.triggered.connect(self.downloadFile)
        self.actionAbout.triggered.connect(self.showAbout)
        self.actionDataHeader.triggered.connect(self.showDataHeader)
        self.actionClose.triggered.connect(self.closeFile)
        self.sizeVerticalScrollBar.invValueChanged.connect(self.sizeChanged)
        self.offsetHorizontalScrollBar.valueChanged.connect(self.offsetChanged)
        self.actionPlot_signal.triggered.connect(self.plotSignal)
        self.actionSave_image_signal_as.triggered.connect(self.saveSignalAs)
        self.actionSave_scalogram_as.triggered.connect(self.saveScalogramAs)
        self.actionPlot_periodogram.triggered.connect(self.plotPeriodogram)
        self.actionPlot_scalegram.triggered.connect(self.plotScalegram)
        self.actionPlot_sceleton.triggered.connect(self.plotSceleton)
        self.offsetHorizontalScrollBar.sliderMoved.connect(self.offsetMoved)
        self.sizeVerticalScrollBar.invSliderMoved.connect(self.sizeMoved)
        self.scaleHorizontalScrollBar.valueChanged.connect(self.scaleCanged)
        self.scaleHorizontalScrollBar.sliderMoved.connect(self.scaleMoved)
        self.notesVerticalScrollBar.invValueChanged.connect(self.notesChanged)
        self.notesVerticalScrollBar.invSliderMoved.connect(self.notesMoved)
        self.waveletComboBox.currentIndexChanged.connect(self.replot)
        self.orderSpinBox.valueChanged.connect(self.replot)
        self.omega0SpinBox.valueChanged.connect(self.replot)
        self.minHspinBox.valueChanged.connect(self.minHchanged)
        self.maxHspinBox.valueChanged.connect(self.maxHchanged)
        self.actionDetrend.triggered.connect(self.detrendData)
        self.waveletComboBox.currentIndexChanged.connect(self.waveletChanged)
        self.lock = True
        self.detrend = False
        for name, obj in inspect.getmembers(cwt):
            if inspect.isclass(obj):
                if obj.__base__.__name__ == 'Cwt':
                    self.waveletComboBox.addItem(name, obj)
        self.moveToCenter()

    def canvasEnter(self):
        self.coord = QtGui.QLabel(self)
        self.statusbar.addWidget(self.coord)

    def canvasLeave(self):
        self.statusbar.removeWidget(self.coord)

    def canvasMotion(self, event):
        if event.xdata is not None and event.ydata is not None:
            self.coord.setText(
                'x=%s, y=%s' %
                (pylab.num2date(event.xdata).strftime('%d.%m.%y %H:%M'),
                    event.ydata))

    def createCanvases(self):
        self.signalCanvas = MyMplCanvas(self, width=13, height=2, dpi=100)
        self.signalGridLayout.addWidget(self.signalCanvas, 0, 0, 3, 2)
        self.scalogramCanvas = MyMplCanvas(self, width=5, height=4, dpi=100)
        self.scalogramGridLayout.addWidget(self.scalogramCanvas, 0, 0, 3, 2)
        self.signalCanvas.canvasEnter.connect(self.canvasEnter)
        self.signalCanvas.mouseMotion.connect(self.canvasMotion)
        self.signalCanvas.canvasLeave.connect(self.canvasLeave)
        self.scalogramCanvas.canvasEnter.connect(self.canvasEnter)
        self.scalogramCanvas.mouseMotion.connect(self.canvasMotion)
        self.scalogramCanvas.canvasLeave.connect(self.canvasLeave)

    def moveToCenter(self):
        screen = QtGui.QDesktopWidget().screenGeometry()
        mysize = self.geometry()
        hpos = (screen.width() - mysize.width()) / 2
        vpos = (screen.height() - mysize.height()) / 2
        self.move(hpos, vpos)

    def openFile(self, fileName=None):
        if fileName is None or fileName is False:
            fileName = QtGui.QFileDialog.getOpenFileName(self, 'Open file',
                                                         './data',
            'Geomagnetic variations (*.gmv);;Solar wind Kp estimation (*.ske)')
        if QtCore.QFile.exists(fileName):
            if self.actionClose.isEnabled():
                self.closeFile() 
            self.progress=ProgressGroup('Loading data ...',self.statusbar)
            self.statusbar.insertWidget(0, self.progress)
            self.csv=CSVImpot(fileName)
            self.csv.notifyProgress.connect(self.progress.setValue)
            self.csv.loaded.connect(self.loadFile)
            self.progress.cancelled.connect(self.openFileTeminate)
            self.csv.start()

    def openFileTeminate(self):
        self.statusbar.removeWidget(self.progress)
        self.statusbar.showMessage('Load cancelled by user!', 3000)
        self.csv.terminate()

    def loadFile(self):
        self.statusbar.removeWidget(self.progress)
        self.createCanvases()
        self.wa = WA(self.csv.time, self.csv.value)
        sizePow2 = self.wa.getMaxLengthAsPower2()
        self.sizeVerticalScrollBar.setMaximum(sizePow2)
        self.offsetMoved(0)
        self.notesVerticalScrollBar.setValue(
            self.notesVerticalScrollBar.minimum())
        self.lock = False
        self.sizeVerticalScrollBar.setValue(sizePow2)
        self.enableControlForOpen()

    def sizeChanged(self, value):
        self.sizeLabel.setText('2^%s' % value)
        self.offsetHorizontalScrollBar.setMaximum(self.wa.getLength()-2**value)
        self.scaleHorizontalScrollBar.setMaximum(2**value)
        self.replot()

    def scaleCanged(self, value):
        self.scaleLabel.setText(str(value))
        self.replot()

    def scaleMoved(self, value):
        self.scaleLabel.setText(str(value))

    def offsetMoved(self, value):
        self.offsetLabel.setText(self.wa.getDate(value).strftime('%d.%m.%y'))

    def sizeMoved(self, value):
        # value = self.wa.getMaxLengthAsPower2()-value
        self.sizeLabel.setText('2^%s' % value)

    def offsetChanged(self, value):
        print ('offset chang')
        self.offsetLabel.setText(self.wa.getDate(value).strftime('%d.%m.%y'))
        self.replot()

    def notesChanged(self, value):
        self.notesLabel.setText(str(value))
        self.replot()

    def notesMoved(self,value):
        self.notesLabel.setText(str(value))

    def plotPeriodogram(self):
        self.periodogramForm = PeriodogramPlotDialog(self.wa, parent=self)
        self.periodogramForm.show()

    def plotScalegram(self):
        self.scalegramForm = ScalegramPlotDialog(self.wa, parent=self)
        self.scalegramForm.show()

    def plotSceleton(self):
        self.sceletonForm = SceletonPlotDialog(self.wa, parent=self)
        self.sceletonForm.show()

    def showDataHeader(self):
        self.dataHeaderForm = DataHeaderForm(self.csv.header)
        self.dataHeaderForm.show()

    def showAbout(self):
        aboutForm = AboutForm(self)
        aboutForm.exec_()

    def closeFile(self):
        self.clearCanvases()
        self.disableControlForClose()

    def plotSignal(self):
        self.wa.plotSignal(self.signalCanvas.axes,
                           self.offsetHorizontalScrollBar.value(),
                           2**self.sizeVerticalScrollBar.value(),
                           xlabel='Date',
                           ylabel='nT')
        self.signalCanvas.draw()

    def plotScalogram(self):
        self.progress = ProgressGroup('Plot scalogram ...', self.statusbar)
        self.statusbar.insertWidget(0, self.progress)
        self.wa.plotted.connect(self.scalogramPlotted)
        self.wa.notifyProgress.connect(self.progress.setValue)
        self.wa.cancelled.connect(self.scalogramPlotted)
        self.progress.cancelled.connect(self.wa.cancelScalogram)
        self.wa.plotScalogram(
            self.scalogramCanvas.axes,
            offset=self.offsetHorizontalScrollBar.value(),
            size=2**self.sizeVerticalScrollBar.value(),
            largestscale=self.scaleHorizontalScrollBar.value(),
            notes=self.notesVerticalScrollBar.value(),
            wavelet=self.waveletComboBox.itemData(
                self.waveletComboBox.currentIndex()),
            omega0=self.omega0SpinBox.value(),
            order=self.orderSpinBox.value(),
            min_h=self.minHspinBox.value(),
            max_h=self.maxHspinBox.value())

    def scalogramPlotted(self):
        self.statusbar.removeWidget(self.progress)
        self.statusbar.showMessage('Finished.', 100)
        self.scalogramCanvas.draw()
        self.signalGroupBox.setEnabled(True)
        self.scalogramGroupBox.setEnabled(True)
        self.toolGroupBox.setEnabled(True)
        self.lock = False

    def replot(self):
        if self.lock:
            return
        else:
            self.lock = True
            self.signalGroupBox.setEnabled(False)
            self.scalogramGroupBox.setEnabled(False)
            self.toolGroupBox.setEnabled(False)
            self.plotSignal()
            self.plotScalogram()

    def disableControlForClose(self):
        self.lock = True
        self.signalGroupBox.setEnabled(False)
        self.scalogramGroupBox.setEnabled(False)
        self.actionClose.setEnabled(False)
        self.signalGroupBox.setEnabled(False)
        self.actionSave_image_signal_as.setEnabled(False)
        self.actionSave_scalogram_as.setEnabled(False)
        self.actionDataHeader.setEnabled(False)
        self.toolGroupBox.setEnabled(False)
        self.actionDetrend.setEnabled(False)
        self.actionPlot_periodogram.setEnabled(True)
        self.actionPlot_scalegram.setEnabled(True)

    def clearCanvases(self):
        self.signalCanvas.close()
        self.scalogramCanvas.close()

    def enableControlForOpen(self):
        self.signalGroupBox.setEnabled(True)
        self.scalogramGroupBox.setEnabled(True)
        self.actionSave_image_signal_as.setEnabled(True)
        self.actionSave_scalogram_as.setEnabled(True)
        self.actionPlot_periodogram.setEnabled(True)
        self.actionPlot_scalegram.setEnabled(True)
        self.actionDataHeader.setEnabled(True)
        self.actionClose.setEnabled(True)
        self.toolGroupBox.setEnabled(True)
        self.actionDetrend.setEnabled(True)

    def saveSignalAs(self):
        self.signaFilename = QtGui.QFileDialog.getSaveFileName(None,
                                                            'Save signal',
                './images/signal.png','Portable Network Graphics (*.png)')
        self.signalCanvas.saveFigure(self.signaFilename, dpi=300)

    def saveScalogramAs(self):
        self.scalogramFilename = QtGui.QFileDialog.getSaveFileName(None,
                                                                'Save figure',
                './images/scalogram.png','Portable Network Graphics (*.png)')
        self.scalogramCanvas.saveFigure(self.scalogramFilename,
                                        dpi=300)

    def minHchanged(self, value):
        self.maxHspinBox.setMinimum(value)
        self.replot()

    def maxHchanged(self, value):
        self.minHspinBox.setMaximum(value)
        self.replot()

    def downloadFile(self):
        self.downloadForm = DownloadForm(self)
        self.downloadForm.show()

    def detrendData(self):
        if not self.detrend:
            self.wa.detrend(True)
            self.detrend = True
        else:
            self.wa.detrend(False)
            self.detrend = False
        self.replot()

    def waveletChanged(self, value):
        wavelet = self.waveletComboBox.itemData(value)
        if wavelet.__name__ == 'Morlet' or wavelet.__name__ == 'MorletReal':
            self.orderSpinBox.setEnabled(False)
            self.omega0SpinBox.setEnabled(True)
        else:
            self.orderSpinBox.setEnabled(True)
            self.omega0SpinBox.setEnabled(False)