class FrameMain(wx.Frame):
def __init__(self, title, pool):
self.grid = True
self.pool = pool
self.lock = threading.Lock()
self.sdr = None
self.threadScan = None
self.threadUpdate = None
self.threadLocation = None
self.stopAtEnd = False
self.stopScan = False
self.dlgCal = None
self.menuNew = None
self.menuOpen = None
self.menuSave = None
self.menuExportScan = None
self.menuExportImage = None
self.menuExportGeo = None
self.menuPreview = None
self.menuPage = None
self.menuPrint = None
self.menuProperties = None
self.menuPref = None
self.menuAdvPref = None
self.menuDevicesRtl = None
self.menuDevicesGps = None
self.menuReset = None
self.menuClearSelect = None
self.menuShowMeasure = None
self.menuStart = None
self.menuStop = None
self.menuStopEnd = None
self.menuCompare = None
self.menuCal = None
self.popupMenu = None
self.popupMenuStart = None
self.popupMenuStop = None
self.popupMenuStopEnd = None
self.popupMenuRangeLim = None
self.popupMenuPointsLim = None
self.popupMenuClearSelect = None
self.popupMenuShowMeasure = None
self.graph = None
self.toolbar = None
self.canvas = None
self.mouseZoom = None
self.mouseSelect = None
self.buttonStart = None
self.buttonStop = None
self.controlGain = None
self.choiceMode = None
self.choiceDwell = None
self.choiceNfft = None
self.spinCtrlStart = None
self.spinCtrlStop = None
self.checkUpdate = None
self.checkGrid = None
self.choiceDisplay = None
self.spectrum = {}
self.scanInfo = ScanInfo()
self.location = {}
self.isSaved = True
self.settings = Settings()
self.devicesRtl = get_devices_rtl(self.settings.devicesRtl)
self.filename = ""
self.oldCal = 0
self.pageConfig = wx.PageSetupDialogData()
self.pageConfig.GetPrintData().SetOrientation(wx.LANDSCAPE)
self.pageConfig.SetMarginTopLeft((20, 20))
self.pageConfig.SetMarginBottomRight((20, 20))
self.printConfig = wx.PrintDialogData(self.pageConfig.GetPrintData())
self.printConfig.EnableSelection(False)
self.printConfig.EnablePageNumbers(False)
wx.Frame.__init__(self, None, title=title)
self.Bind(wx.EVT_CLOSE, self.__on_exit)
self.status = Statusbar(self)
self.SetStatusBar(self.status)
add_colours()
self.__create_widgets()
self.__create_menu()
self.__create_popup_menu()
self.__set_control_state(True)
self.Show()
displaySize = wx.DisplaySize()
toolbarSize = self.toolbar.GetBestSize()
self.SetClientSize((toolbarSize[0] + 10, displaySize[1] / 2))
self.SetMinSize((displaySize[0] / 4, displaySize[1] / 4))
self.Connect(-1, -1, EVENT_THREAD, self.__on_event)
self.SetDropTarget(DropTarget(self))
self.steps = 0
self.stepsTotal = 0
def __create_widgets(self):
panel = wx.Panel(self)
self.graph = PanelGraph(panel, self, self.settings, self.__on_motion)
self.toolbar = wx.Panel(panel)
self.buttonStart = wx.Button(self.toolbar, wx.ID_ANY, 'Start')
self.buttonStop = wx.Button(self.toolbar, wx.ID_ANY, 'Stop')
self.buttonStart.SetToolTip(wx.ToolTip('Start scan'))
self.buttonStop.SetToolTip(wx.ToolTip('Stop scan'))
self.Bind(wx.EVT_BUTTON, self.__on_start, self.buttonStart)
self.Bind(wx.EVT_BUTTON, self.__on_stop, self.buttonStop)
textRange = wx.StaticText(self.toolbar, label="Range (MHz)",
style=wx.ALIGN_CENTER)
textStart = wx.StaticText(self.toolbar, label="Start")
textStop = wx.StaticText(self.toolbar, label="Stop")
self.spinCtrlStart = wx.SpinCtrl(self.toolbar)
self.spinCtrlStop = wx.SpinCtrl(self.toolbar)
self.spinCtrlStart.SetToolTip(wx.ToolTip('Start frequency'))
self.spinCtrlStop.SetToolTip(wx.ToolTip('Stop frequency'))
self.spinCtrlStart.SetRange(F_MIN, F_MAX - 1)
self.spinCtrlStop.SetRange(F_MIN + 1, F_MAX)
self.Bind(wx.EVT_SPINCTRL, self.__on_spin, self.spinCtrlStart)
self.Bind(wx.EVT_SPINCTRL, self.__on_spin, self.spinCtrlStop)
textGain = wx.StaticText(self.toolbar, label="Gain (dB)")
self.controlGain = wx.Choice(self.toolbar, choices=[''])
textMode = wx.StaticText(self.toolbar, label="Mode")
self.choiceMode = wx.Choice(self.toolbar, choices=MODE[::2])
self.choiceMode.SetToolTip(wx.ToolTip('Scanning mode'))
textDwell = wx.StaticText(self.toolbar, label="Dwell")
self.choiceDwell = wx.Choice(self.toolbar, choices=DWELL[::2])
self.choiceDwell.SetToolTip(wx.ToolTip('Scan time per step'))
textNfft = wx.StaticText(self.toolbar, label="FFT size")
self.choiceNfft = wx.Choice(self.toolbar, choices=map(str, NFFT))
self.choiceNfft.SetToolTip(wx.ToolTip('Higher values for greater'
'precision'))
textDisplay = wx.StaticText(self.toolbar, label="Display")
self.choiceDisplay = wx.Choice(self.toolbar, choices=DISPLAY[::2])
self.Bind(wx.EVT_CHOICE, self.__on_choice, self.choiceDisplay)
self.choiceDisplay.SetToolTip(wx.ToolTip('Spectrogram available in'
'continuous mode'))
grid = wx.GridBagSizer(5, 5)
grid.Add(self.buttonStart, pos=(0, 0), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add(self.buttonStop, pos=(0, 1), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 2))
grid.Add(textRange, pos=(0, 3), span=(1, 4), flag=wx.ALIGN_CENTER)
grid.Add(textStart, pos=(1, 3), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStart, pos=(1, 4))
grid.Add(textStop, pos=(1, 5), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStop, pos=(1, 6))
grid.Add(textGain, pos=(0, 7), flag=wx.ALIGN_CENTER)
grid.Add(self.controlGain, pos=(1, 7), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 8))
grid.Add(textMode, pos=(0, 9), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceMode, pos=(1, 9), flag=wx.ALIGN_CENTER)
grid.Add(textDwell, pos=(0, 10), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDwell, pos=(1, 10), flag=wx.ALIGN_CENTER)
grid.Add(textNfft, pos=(0, 11), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceNfft, pos=(1, 11), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 12))
grid.Add(textDisplay, pos=(0, 13), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDisplay, pos=(1, 13), flag=wx.ALIGN_CENTER)
self.__set_controls()
self.__set_gain_control()
self.toolbar.SetSizer(grid)
self.toolbar.Layout()
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.graph, 1, wx.EXPAND)
sizer.Add(self.toolbar, 0, wx.EXPAND)
panel.SetSizer(sizer)
panel.Layout()
def __create_menu(self):
menuFile = wx.Menu()
self.menuNew = menuFile.Append(wx.ID_NEW, "&New",
"New plot")
self.menuOpen = menuFile.Append(wx.ID_OPEN, "&Open...",
"Open plot")
recent = wx.Menu()
self.settings.fileHistory.UseMenu(recent)
self.settings.fileHistory.AddFilesToMenu()
menuFile.AppendMenu(wx.ID_ANY, "&Recent Files", recent)
menuFile.AppendSeparator()
self.menuSave = menuFile.Append(wx.ID_SAVE, "&Save As...",
"Save plot")
self.menuExportScan = menuFile.Append(wx.ID_ANY, "Export scan...",
"Export scan")
self.menuExportImage = menuFile.Append(wx.ID_ANY, "Export image...",
"Export image")
self.menuExportGeo = menuFile.Append(wx.ID_ANY, "Export map...",
"Export maps")
menuFile.AppendSeparator()
self.menuPage = menuFile.Append(wx.ID_ANY, "Page setup...",
"Page setup")
self.menuPreview = menuFile.Append(wx.ID_ANY, "Print preview...",
"Print preview")
self.menuPrint = menuFile.Append(wx.ID_ANY, "&Print...",
"Print plot")
menuFile.AppendSeparator()
self.menuProperties = menuFile.Append(wx.ID_ANY, "P&roperties...",
"Show properties")
menuFile.AppendSeparator()
menuExit = menuFile.Append(wx.ID_EXIT, "E&xit", "Exit the program")
menuEdit = wx.Menu()
self.menuPref = menuEdit.Append(wx.ID_ANY, "&Preferences...",
"Preferences")
self.menuAdvPref = menuEdit.Append(wx.ID_ANY, "&Advanced preferences...",
"Advanced preferences")
self.menuDevicesRtl = menuEdit.Append(wx.ID_ANY, "&Radio Devices...",
"Device selection and configuration")
self.menuDevicesGps = menuEdit.Append(wx.ID_ANY, "&GPS Devices...",
"GPS selection and configuration")
menuEdit.AppendSeparator()
self.menuReset = menuEdit.Append(wx.ID_ANY, "&Reset settings...",
"Reset setting to the default")
menuView = wx.Menu()
self.menuClearSelect = menuView.Append(wx.ID_ANY, "Clear selection",
"Clear current selection")
self.graph.add_menu_clear_select(self.menuClearSelect)
self.menuShowMeasure = menuView.Append(wx.ID_ANY, "Show &measurements",
"Show measurements window",
kind=wx.ITEM_CHECK)
self.menuShowMeasure.Check(self.settings.showMeasure)
menuScan = wx.Menu()
self.menuStart = menuScan.Append(wx.ID_ANY, "&Start", "Start scan")
self.menuStop = menuScan.Append(wx.ID_ANY, "S&top",
"Stop scan immediately")
self.menuStopEnd = menuScan.Append(wx.ID_ANY, "Stop at &end",
"Complete current sweep "
"before stopping")
menuTools = wx.Menu()
self.menuCompare = menuTools.Append(wx.ID_ANY, "&Compare...",
"Compare plots")
self.menuCal = menuTools.Append(wx.ID_ANY, "&Auto Calibration...",
"Automatically calibrate to a known frequency")
menuHelp = wx.Menu()
menuHelpLink = menuHelp.Append(wx.ID_HELP, "&Help...",
"Link to help")
menuHelp.AppendSeparator()
menuUpdate = menuHelp.Append(wx.ID_ANY, "&Check for updates...",
"Check for updates to the program")
menuHelp.AppendSeparator()
menuAbout = menuHelp.Append(wx.ID_ABOUT, "&About...",
"Information about this program")
menuBar = wx.MenuBar()
menuBar.Append(menuFile, "&File")
menuBar.Append(menuEdit, "&Edit")
menuBar.Append(menuView, "&View")
menuBar.Append(menuScan, "&Scan")
menuBar.Append(menuTools, "&Tools")
menuBar.Append(menuHelp, "&Help")
self.SetMenuBar(menuBar)
self.Bind(wx.EVT_MENU, self.__on_new, self.menuNew)
self.Bind(wx.EVT_MENU, self.__on_open, self.menuOpen)
self.Bind(wx.EVT_MENU_RANGE, self.__on_file_history, id=wx.ID_FILE1,
id2=wx.ID_FILE9)
self.Bind(wx.EVT_MENU, self.__on_save, self.menuSave)
self.Bind(wx.EVT_MENU, self.__on_export_scan, self.menuExportScan)
self.Bind(wx.EVT_MENU, self.__on_export_image, self.menuExportImage)
self.Bind(wx.EVT_MENU, self.__on_export_geo, self.menuExportGeo)
self.Bind(wx.EVT_MENU, self.__on_page, self.menuPage)
self.Bind(wx.EVT_MENU, self.__on_preview, self.menuPreview)
self.Bind(wx.EVT_MENU, self.__on_print, self.menuPrint)
self.Bind(wx.EVT_MENU, self.__on_properties, self.menuProperties)
self.Bind(wx.EVT_MENU, self.__on_exit, menuExit)
self.Bind(wx.EVT_MENU, self.__on_pref, self.menuPref)
self.Bind(wx.EVT_MENU, self.__on_adv_pref, self.menuAdvPref)
self.Bind(wx.EVT_MENU, self.__on_devices_rtl, self.menuDevicesRtl)
self.Bind(wx.EVT_MENU, self.__on_devices_gps, self.menuDevicesGps)
self.Bind(wx.EVT_MENU, self.__on_reset, self.menuReset)
self.Bind(wx.EVT_MENU, self.__on_clear_select, self.menuClearSelect)
self.Bind(wx.EVT_MENU, self.__on_show_measure, self.menuShowMeasure)
self.Bind(wx.EVT_MENU, self.__on_start, self.menuStart)
self.Bind(wx.EVT_MENU, self.__on_stop, self.menuStop)
self.Bind(wx.EVT_MENU, self.__on_stop_end, self.menuStopEnd)
self.Bind(wx.EVT_MENU, self.__on_compare, self.menuCompare)
self.Bind(wx.EVT_MENU, self.__on_cal, self.menuCal)
self.Bind(wx.EVT_MENU, self.__on_about, menuAbout)
self.Bind(wx.EVT_MENU, self.__on_help, menuHelpLink)
self.Bind(wx.EVT_MENU, self.__on_update, menuUpdate)
idF1 = wx.wx.NewId()
self.Bind(wx.EVT_MENU, self.__on_help, id=idF1)
accelTable = wx.AcceleratorTable([(wx.ACCEL_NORMAL, wx.WXK_F1, idF1)])
self.SetAcceleratorTable(accelTable)
def __create_popup_menu(self):
self.popupMenu = wx.Menu()
self.popupMenuStart = self.popupMenu.Append(wx.ID_ANY, "&Start",
"Start scan")
self.popupMenuStop = self.popupMenu.Append(wx.ID_ANY, "S&top",
"Stop scan immediately")
self.popupMenuStopEnd = self.popupMenu.Append(wx.ID_ANY, "Stop at &end",
"Complete current sweep "
"before stopping")
self.popupMenu.AppendSeparator()
self.popupMenuRangeLim = self.popupMenu.Append(wx.ID_ANY,
"Set range to current zoom",
"Set scanning range to the "
"current zoom")
self.popupMenu.AppendSeparator()
self.popupMenuPointsLim = self.popupMenu.Append(wx.ID_ANY,
"Limit points",
"Limit points to "
"increase plot speed",
kind=wx.ITEM_CHECK)
self.popupMenuPointsLim.Check(self.settings.pointsLimit)
self.popupMenu.AppendSeparator()
self.popupMenuClearSelect = self.popupMenu.Append(wx.ID_ANY, "Clear selection",
"Clear current selection")
self.graph.add_menu_clear_select(self.popupMenuClearSelect)
self.popupMenuShowMeasure = self.popupMenu.Append(wx.ID_ANY,
"Show &measurements",
"Show measurements window",
kind=wx.ITEM_CHECK)
self.popupMenuShowMeasure.Check(self.settings.showMeasure)
self.Bind(wx.EVT_MENU, self.__on_start, self.popupMenuStart)
self.Bind(wx.EVT_MENU, self.__on_stop, self.popupMenuStop)
self.Bind(wx.EVT_MENU, self.__on_stop_end, self.popupMenuStopEnd)
self.Bind(wx.EVT_MENU, self.__on_range_lim, self.popupMenuRangeLim)
self.Bind(wx.EVT_MENU, self.__on_points_lim, self.popupMenuPointsLim)
self.Bind(wx.EVT_MENU, self.__on_clear_select, self.popupMenuClearSelect)
self.Bind(wx.EVT_MENU, self.__on_show_measure, self.popupMenuShowMeasure)
self.Bind(wx.EVT_CONTEXT_MENU, self.__on_popup_menu)
def __on_popup_menu(self, event):
pos = event.GetPosition()
pos = self.ScreenToClient(pos)
self.PopupMenu(self.popupMenu, pos)
def __on_new(self, _event):
if self.__save_warn(Warn.NEW):
return
self.spectrum.clear()
self.location.clear()
self.__saved(True)
self.__set_plot(self.spectrum, False)
def __on_open(self, _event):
if self.__save_warn(Warn.OPEN):
return
dlg = wx.FileDialog(self, "Open a scan", self.settings.dirScans,
self.filename,
File.get_type_filters(File.Types.SAVE),
wx.OPEN)
if dlg.ShowModal() == wx.ID_OK:
self.open(dlg.GetDirectory(), dlg.GetFilename())
dlg.Destroy()
def __on_file_history(self, event):
selection = event.GetId() - wx.ID_FILE1
path = self.settings.fileHistory.GetHistoryFile(selection)
self.settings.fileHistory.AddFileToHistory(path)
dirname, filename = os.path.split(path)
self.open(dirname, filename)
def __on_save(self, _event):
dlg = wx.FileDialog(self, "Save a scan", self.settings.dirScans,
self.filename,
File.get_type_filters(File.Types.SAVE),
wx.SAVE | wx.OVERWRITE_PROMPT)
if dlg.ShowModal() == wx.ID_OK:
self.status.set_general("Saving")
fileName = dlg.GetFilename()
dirName = dlg.GetDirectory()
self.filename = os.path.splitext(fileName)[0]
self.settings.dirScans = dirName
fileName = extension_add(fileName, dlg.GetFilterIndex(),
File.Types.SAVE)
fullName = os.path.join(dirName, fileName)
save_plot(fullName, self.scanInfo, self.spectrum, self.location)
self.__saved(True)
self.status.set_general("Finished")
self.settings.fileHistory.AddFileToHistory(fullName)
dlg.Destroy()
def __on_export_scan(self, _event):
dlg = wx.FileDialog(self, "Export a scan", self.settings.dirExport,
self.filename, File.get_type_filters(),
wx.SAVE | wx.OVERWRITE_PROMPT)
if dlg.ShowModal() == wx.ID_OK:
self.status.set_general("Exporting")
fileName = dlg.GetFilename()
dirName = dlg.GetDirectory()
self.settings.dirExport = dirName
fileName = extension_add(fileName, dlg.GetFilterIndex(),
File.Types.PLOT)
fullName = os.path.join(dirName, fileName)
export_plot(fullName, dlg.GetFilterIndex(), self.spectrum)
self.status.set_general("Finished")
dlg.Destroy()
def __on_export_image(self, _event):
dlg = wx.FileDialog(self, "Export image to file",
self.settings.dirExport,
self.filename,
File.get_type_filters(File.Types.IMAGE),
wx.SAVE | wx.OVERWRITE_PROMPT)
dlg.SetFilterIndex(File.ImageType.PNG)
if dlg.ShowModal() == wx.ID_OK:
self.status.set_general("Exporting")
fileName = dlg.GetFilename()
dirName = dlg.GetDirectory()
self.settings.dirExport = dirName
fileName = extension_add(fileName, dlg.GetFilterIndex(),
File.Types.IMAGE)
fullName = os.path.join(dirName, fileName)
exportType = dlg.GetFilterIndex()
export_image(fullName, exportType,
self.graph.get_figure(), self.settings.exportDpi)
self.status.set_general("Finished")
dlg.Destroy()
def __on_export_geo(self, _event):
dlgGeo = DialogGeo(self, self.spectrum, self.location, self.settings)
if dlgGeo.ShowModal() == wx.ID_OK:
self.status.set_general("Exporting...")
extent = dlgGeo.get_extent()
dlgFile = wx.FileDialog(self, "Export map to file",
self.settings.dirExport,
self.filename,
File.get_type_filters(File.Types.GEO),
wx.SAVE | wx.OVERWRITE_PROMPT)
dlgFile.SetFilterIndex(File.GeoType.KMZ)
if dlgFile.ShowModal() == wx.ID_OK:
fileName = dlgFile.GetFilename()
dirName = dlgFile.GetDirectory()
self.settings.dirExport = dirName
fileName = extension_add(fileName, dlgFile.GetFilterIndex(),
File.Types.GEO)
fullName = os.path.join(dirName, fileName)
exportType = dlgFile.GetFilterIndex()
image = None
xyz = None
if exportType == File.GeoType.CSV:
xyz = dlgGeo.get_xyz()
else:
image = dlgGeo.get_image()
export_map(fullName, exportType, extent, image, xyz)
self.status.set_general("Finished")
dlgFile.Destroy()
dlgGeo.Destroy()
def __on_page(self, _event):
dlg = wx.PageSetupDialog(self, self.pageConfig)
if dlg.ShowModal() == wx.ID_OK:
self.pageConfig = wx.PageSetupDialogData(dlg.GetPageSetupDialogData())
self.printConfig.SetPrintData(self.pageConfig.GetPrintData())
dlg.Destroy()
def __on_preview(self, _event):
printout = PrintOut(self.graph, self.filename, self.pageConfig)
printoutPrinting = PrintOut(self.graph, self.filename, self.pageConfig)
preview = wx.PrintPreview(printout, printoutPrinting, self.printConfig)
frame = wx.PreviewFrame(preview, self, 'Print Preview')
frame.Initialize()
frame.SetSize(self.GetSize())
frame.Show(True)
def __on_print(self, _event):
printer = wx.Printer(self.printConfig)
printout = PrintOut(self.graph, self.filename, self.pageConfig)
if printer.Print(self, printout, True):
self.printConfig = wx.PrintDialogData(printer.GetPrintDialogData())
self.pageConfig.SetPrintData(self.printConfig.GetPrintData())
def __on_properties(self, _event):
if len(self.spectrum) > 0:
self.scanInfo.timeFirst = min(self.spectrum)
self.scanInfo.timeLast = max(self.spectrum)
dlg = DialogProperties(self, self.scanInfo)
dlg.ShowModal()
dlg.Destroy()
def __on_exit(self, _event):
self.Unbind(wx.EVT_CLOSE)
if self.__save_warn(Warn.EXIT):
self.Bind(wx.EVT_CLOSE, self.__on_exit)
return
self.__scan_stop()
self.__wait_background()
self.__get_controls()
self.graph.close()
self.settings.dwell = DWELL[1::2][self.choiceDwell.GetSelection()]
self.settings.nfft = NFFT[self.choiceNfft.GetSelection()]
self.settings.devicesRtl = self.devicesRtl
self.settings.save()
self.Close(True)
def __on_pref(self, _event):
self.__get_controls()
dlg = DialogPrefs(self, self.settings)
if dlg.ShowModal() == wx.ID_OK:
self.graph.create_plot()
self.__set_control_state(True)
self.__set_controls()
dlg.Destroy()
def __on_adv_pref(self, _event):
dlg = DialogAdvPrefs(self, self.settings)
if dlg.ShowModal() == wx.ID_OK:
self.__set_control_state(True)
dlg.Destroy()
def __on_devices_rtl(self, _event):
self.__get_controls()
self.devicesRtl = self.__refresh_devices()
dlg = DialogDevicesRTL(self, self.devicesRtl, self.settings)
if dlg.ShowModal() == wx.ID_OK:
self.devicesRtl = dlg.get_devices()
self.settings.indexRtl = dlg.get_index()
self.__set_gain_control()
self.__set_control_state(True)
self.__set_controls()
dlg.Destroy()
def __on_devices_gps(self, _event):
dlg = DialogDevicesGPS(self, self.settings)
dlg.ShowModal()
dlg.Destroy()
def __on_reset(self, _event):
dlg = wx.MessageDialog(self,
'Reset all settings to the default values\n'
'(cannot be undone)?',
'Reset Settings',
wx.YES_NO | wx.ICON_QUESTION)
if dlg.ShowModal() == wx.ID_YES:
self.settings.reset()
self.__set_controls()
self.graph.create_plot()
dlg.Destroy()
def __on_compare(self, _event):
dlg = DialogCompare(self, self.settings.dirScans, self.filename)
dlg.ShowModal()
dlg.Destroy()
def __on_clear_select(self, _event):
self.graph.clear_selection()
def __on_show_measure(self, event):
show = event.Checked()
self.menuShowMeasure.Check(show)
self.popupMenuShowMeasure.Check(show)
self.settings.showMeasure = show
self.graph.show_measure_table(show)
self.Layout()
def __on_cal(self, _event):
self.dlgCal = DialogAutoCal(self, self.settings.calFreq, self.__auto_cal)
self.dlgCal.ShowModal()
def __on_about(self, _event):
dlg = DialogAbout(self)
dlg.ShowModal()
dlg.Destroy()
def __on_help(self, _event):
webbrowser.open("http://eartoearoak.com/software/rtlsdr-scanner")
def __on_update(self, _event):
if self.threadUpdate is None:
self.status.set_general("Checking for updates")
self.threadUpdate = Thread(target=self.__update_check)
self.threadUpdate.start()
def __on_spin(self, event):
control = event.GetEventObject()
if control == self.spinCtrlStart:
self.spinCtrlStop.SetRange(self.spinCtrlStart.GetValue() + 1,
F_MAX)
def __on_choice(self, _event):
self.__get_controls()
self.graph.create_plot()
def __on_start(self, _event):
if self.settings.start >= self.settings.stop:
wx.MessageBox('Stop frequency must be greater that start',
'Warning', wx.OK | wx.ICON_WARNING)
return
self.__get_controls()
self.graph.clear_plots()
self.devicesRtl = self.__refresh_devices()
if len(self.devicesRtl) == 0:
wx.MessageBox('No devices found',
'Error', wx.OK | wx.ICON_ERROR)
else:
self.spectrum.clear()
self.location.clear()
self.__scan_start()
def __on_stop(self, _event):
self.stopScan = True
self.stopAtEnd = False
self.__scan_stop()
def __on_stop_end(self, _event):
self.stopAtEnd = True
def __on_range_lim(self, _event):
xmin, xmax = self.graph.get_axes().get_xlim()
xmin = int(xmin)
xmax = math.ceil(xmax)
if xmax < xmin + 1:
xmax = xmin + 1
self.settings.start = xmin
self.settings.stop = xmax
self.__set_controls()
def __on_points_lim(self, _event):
self.settings.pointsLimit = self.popupMenuPointsLim.IsChecked()
self.__set_plot(self.spectrum, self.settings.annotate)
def __on_motion(self, event):
xpos = event.xdata
ypos = event.ydata
text = ""
if xpos is None or ypos is None or len(self.spectrum) == 0:
return
if self.settings.display == Display.PLOT:
timeStamp = max(self.spectrum)
spectrum = self.spectrum[timeStamp]
elif self.settings.display == Display.SPECT:
timeStamp = num2epoch(ypos)
if timeStamp in self.spectrum:
spectrum = self.spectrum[timeStamp]
else:
nearest = min(self.spectrum.keys(),
key=lambda k: abs(k - timeStamp))
spectrum = self.spectrum[nearest]
else:
spectrum = None
if spectrum is not None and len(spectrum) > 0:
x = min(spectrum.keys(), key=lambda freq: abs(freq - xpos))
if xpos <= max(spectrum.keys(), key=float):
y = spectrum[x]
text = "f = {0:.6f}MHz, p = {1:.2f}dB/Hz".format(x, y)
else:
text = "f = {0:.6f}MHz".format(xpos)
self.status.SetStatusText(text, 1)
def __on_event(self, event):
status = event.data.get_status()
freq = event.data.get_arg1()
data = event.data.get_arg2()
if status == Event.STARTING:
self.status.set_general("Starting")
elif status == Event.STEPS:
self.stepsTotal = (freq + 1) * 2
self.steps = self.stepsTotal
self.status.set_progress(0)
self.status.show_progress()
elif status == Event.CAL:
self.__auto_cal(Cal.DONE)
elif status == Event.INFO:
if self.threadScan is not None:
self.sdr = self.threadScan.get_sdr()
if data is not None:
self.devicesRtl[self.settings.indexRtl].tuner = data
self.scanInfo.tuner = data
elif status == Event.DATA:
self.__saved(False)
cal = self.devicesRtl[self.settings.indexRtl].calibration
self.pool.apply_async(anaylse_data,
(freq, data, cal,
self.settings.nfft,
self.settings.overlap,
self.settings.winFunc),
callback=self.__on_process_done)
self.__progress()
elif status == Event.STOPPED:
self.__cleanup()
self.status.set_general("Stopped")
elif status == Event.FINISHED:
self.threadScan = None
elif status == Event.ERROR:
self.__cleanup()
self.status.set_general("Error: {0}".format(data))
if self.dlgCal is not None:
self.dlgCal.Destroy()
self.dlgCal = None
elif status == Event.PROCESSED:
offset = self.settings.devicesRtl[self.settings.indexRtl].offset
if self.settings.alert:
alert = self.settings.alertLevel
else:
alert = None
Thread(target=update_spectrum, name='Update',
args=(self, self.lock, self.settings.start,
self.settings.stop, freq,
data, offset, self.spectrum,
not self.settings.retainScans,
alert)).start()
elif status == Event.LEVEL:
wx.Bell()
elif status == Event.UPDATED:
if data and self.settings.liveUpdate:
self.__set_plot(self.spectrum,
self.settings.annotate and \
self.settings.retainScans and \
self.settings.mode == Mode.CONTIN)
self.__progress()
elif status == Event.DRAW:
self.graph.draw()
elif status == Event.VER_UPD:
self.__update_checked(True, freq, data)
elif status == Event.VER_NOUPD:
self.__update_checked(False)
elif status == Event.VER_UPDFAIL:
self.__update_checked(failed=True)
elif status == Event.LOC_WARN:
self.status.set_info("GPS: {0}".format(data))
elif status == Event.LOC:
if self.scanInfo is not None:
if data[0] and data[1]:
self.scanInfo.lat = str(data[0])
self.scanInfo.lon = str(data[1])
if len(self.spectrum) > 0:
self.location[max(self.spectrum)] = (data[0],
data[1],
data[2])
wx.YieldIfNeeded()
def __on_process_done(self, data):
timeStamp, freq, scan = data
post_event(self, EventThread(Event.PROCESSED, freq,
(timeStamp, scan)))
def __auto_cal(self, status):
freq = self.dlgCal.get_arg1()
if self.dlgCal is not None:
if status == Cal.START:
self.spinCtrlStart.SetValue(int(freq))
self.spinCtrlStop.SetValue(math.ceil(freq))
self.oldCal = self.devicesRtl[self.settings.indexRtl].calibration
self.devicesRtl[self.settings.indexRtl].calibration = 0
self.__get_controls()
self.spectrum.clear()
self.location.clear()
if not self.__scan_start(isCal=True):
self.dlgCal.reset_cal()
elif status == Cal.DONE:
ppm = self.__calc_ppm(freq)
self.dlgCal.set_cal(ppm)
self.__set_control_state(True)
elif status == Cal.OK:
self.devicesRtl[self.settings.indexRtl].calibration = self.dlgCal.get_cal()
self.settings.calFreq = freq
self.dlgCal = None
elif status == Cal.CANCEL:
self.dlgCal = None
if len(self.devicesRtl) > 0:
self.devicesRtl[self.settings.indexRtl].calibration = self.oldCal
def __calc_ppm(self, freq):
with self.lock:
timeStamp = max(self.spectrum)
spectrum = self.spectrum[timeStamp].copy()
for x, y in spectrum.iteritems():
spectrum[x] = (((x - freq) * (x - freq)) + 1) * y
peak = max(spectrum, key=spectrum.get)
return ((freq - peak) / freq) * 1e6
def __scan_start(self, isCal=False):
if self.settings.mode == Mode.SINGLE:
if self.__save_warn(Warn.SCAN):
return False
if not self.threadScan:
self.__set_control_state(False)
samples = calc_samples(self.settings.dwell)
self.status.set_info('')
self.scanInfo.setFromSettings(self.settings)
time = datetime.datetime.utcnow().replace(microsecond=0)
self.scanInfo.time = time.isoformat() + "Z"
self.scanInfo.lat = None
self.scanInfo.lon = None
self.scanInfo.desc = ''
self.stopAtEnd = False
self.stopScan = False
self.threadScan = ThreadScan(self, self.sdr, self.settings,
self.settings.indexRtl, samples, isCal)
self.filename = "Scan {0:.1f}-{1:.1f}MHz".format(self.settings.start,
self.settings.stop)
self.graph.set_plot_title()
if self.settings.gps:
if self.threadLocation and self.threadLocation.isAlive():
self.threadLocation.stop()
self.threadLocation.join()
device = self.settings.devicesGps[self.settings.indexGps]
self.threadLocation = ThreadLocation(self, device)
return True
def __scan_stop(self):
if self.threadScan:
self.status.set_general("Stopping")
self.threadScan.abort()
self.threadScan.join()
self.threadScan = None
if self.threadLocation and self.threadLocation.isAlive():
self.threadLocation.stop()
self.threadLocation.join()
self.threadLocation = None
if self.sdr is not None:
self.sdr.close()
self.__set_control_state(True)
def __progress(self):
self.steps -= 1
if self.steps > 0 and not self.stopScan:
self.status.set_progress((self.stepsTotal - self.steps) * 100
/ self.stepsTotal)
self.status.show_progress()
self.status.set_general("Scanning")
else:
self.status.hide_progress()
self.__set_plot(self.spectrum, self.settings.annotate)
if self.stopScan:
self.status.set_general("Stopped")
self.__cleanup()
elif self.settings.mode == Mode.SINGLE:
self.status.set_general("Finished")
self.__cleanup()
else:
if self.settings.mode == Mode.CONTIN:
if self.dlgCal is None and not self.stopAtEnd:
self.__limit_spectrum()
self.__scan_start()
else:
self.status.set_general("Stopped")
self.__cleanup()
def __cleanup(self):
if self.sdr is not None:
self.sdr.close()
self.sdr = None
if self.threadLocation and self.threadLocation.isAlive():
self.threadLocation.stop()
self.threadLocation.join()
self.threadLocation = None
self.status.hide_progress()
self.steps = 0
self.threadScan = None
self.__set_control_state(True)
self.stopAtEnd = False
self.stopScan = True
def __remove_last(self, data):
while len(data) >= self.settings.retainMax:
timeStamp = min(data)
del data[timeStamp]
def __limit_spectrum(self):
with self.lock:
self.__remove_last(self.spectrum)
self.__remove_last(self.location)
def __saved(self, isSaved):
self.isSaved = isSaved
title = "RTLSDR Scanner - " + self.filename
if not isSaved:
title += "*"
self.SetTitle(title)
def __set_plot(self, spectrum, annotate):
if len(spectrum) > 0:
total = count_points(spectrum)
if total > 0:
spectrum = sort_spectrum(spectrum)
extent = Extent(spectrum)
self.graph.set_plot(spectrum,
self.settings.pointsLimit,
self.settings.pointsMax,
extent, annotate)
else:
self.graph.clear_plots()
def __set_control_state(self, state):
hasDevices = len(self.devicesRtl) > 0
self.spinCtrlStart.Enable(state)
self.spinCtrlStop.Enable(state)
self.controlGain.Enable(state)
self.choiceMode.Enable(state)
self.choiceDwell.Enable(state)
self.choiceNfft.Enable(state)
self.buttonStart.Enable(state and hasDevices)
self.buttonStop.Enable(not state and hasDevices)
self.menuNew.Enable(state)
self.menuOpen.Enable(state)
self.menuSave.Enable(state and len(self.spectrum) > 0)
self.menuExportScan.Enable(state and len(self.spectrum) > 0)
self.menuExportImage.Enable(state)
self.menuExportGeo.Enable(state and len(self.spectrum) > 0 \
and len(self.location) > 0)
self.menuPage.Enable(state)
self.menuPreview.Enable(state)
self.menuPrint.Enable(state)
self.menuStart.Enable(state)
self.menuStop.Enable(not state)
self.menuPref.Enable(state)
self.menuAdvPref.Enable(state)
self.menuDevicesRtl.Enable(state)
self.menuDevicesGps.Enable(state)
self.menuReset.Enable(state)
self.menuCal.Enable(state)
self.popupMenuStop.Enable(not state)
self.popupMenuStart.Enable(state)
if self.settings.mode == Mode.CONTIN:
self.menuStopEnd.Enable(not state)
self.popupMenuStopEnd.Enable(not state)
else:
self.menuStopEnd.Enable(False)
self.popupMenuStopEnd.Enable(False)
self.popupMenuRangeLim.Enable(state)
def __set_controls(self):
self.spinCtrlStart.SetValue(self.settings.start)
self.spinCtrlStop.SetValue(self.settings.stop)
self.choiceMode.SetSelection(MODE[1::2].index(self.settings.mode))
dwell = calc_real_dwell(self.settings.dwell)
self.choiceDwell.SetSelection(DWELL[1::2].index(dwell))
self.choiceNfft.SetSelection(NFFT.index(self.settings.nfft))
self.choiceDisplay.SetSelection(DISPLAY[1::2].index(self.settings.display))
def __set_gain_control(self):
grid = self.controlGain.GetContainingSizer()
if len(self.devicesRtl) > 0:
self.controlGain.Destroy()
device = self.devicesRtl[self.settings.indexRtl]
if device.isDevice:
gains = device.get_gains_str()
self.controlGain = wx.Choice(self.toolbar,
choices=gains)
gain = device.get_closest_gain_str(device.gain)
self.controlGain.SetStringSelection(gain)
else:
self.controlGain = NumCtrl(self.toolbar, integerWidth=3,
fractionWidth=1)
font = self.controlGain.GetFont()
dc = wx.WindowDC(self.controlGain)
dc.SetFont(font)
size = dc.GetTextExtent('####.#')
self.controlGain.SetMinSize((size[0] * 1.2, -1))
self.controlGain.SetValue(device.gain)
grid.Add(self.controlGain, pos=(1, 7), flag=wx.ALIGN_CENTER)
grid.Layout()
def __get_controls(self):
self.settings.start = self.spinCtrlStart.GetValue()
self.settings.stop = self.spinCtrlStop.GetValue()
self.settings.mode = MODE[1::2][self.choiceMode.GetSelection()]
self.settings.dwell = DWELL[1::2][self.choiceDwell.GetSelection()]
self.settings.nfft = NFFT[self.choiceNfft.GetSelection()]
self.settings.display = DISPLAY[1::2][self.choiceDisplay.GetSelection()]
if len(self.devicesRtl) > 0:
device = self.devicesRtl[self.settings.indexRtl]
try:
if device.isDevice:
device.gain = float(self.controlGain.GetStringSelection())
else:
device.gain = self.controlGain.GetValue()
except ValueError:
device.gain = 0
def __save_warn(self, warnType):
if self.settings.saveWarn and not self.isSaved:
dlg = DialogSaveWarn(self, warnType)
code = dlg.ShowModal()
if code == wx.ID_YES:
self.__on_save(None)
if self.isSaved:
return False
else:
return True
elif code == wx.ID_NO:
return False
else:
return True
return False
def __update_check(self):
local = get_version_timestamp(True)
try:
remote = get_version_timestamp_repo()
except IOError:
post_event(self, EventThread(Event.VER_UPDFAIL))
return
if remote > local:
post_event(self, EventThread(Event.VER_UPD, local, remote))
else:
post_event(self, EventThread(Event.VER_NOUPD))
def __update_checked(self, updateFound=False, local=None, remote=None,
failed=False):
self.threadUpdate = None
self.status.set_general("")
if failed:
icon = wx.ICON_ERROR
message = "Update check failed"
else:
icon = wx.ICON_INFORMATION
if updateFound:
message = "Update found\n\n"
message += "Local: " + time.strftime('%c',
time.localtime(local))
message += "\nRemote: " + time.strftime('%c',
time.localtime(remote))
else:
message = "No updates found"
dlg = wx.MessageDialog(self, message, "Update",
wx.OK | icon)
dlg.ShowModal()
dlg.Destroy()
def __refresh_devices(self):
self.settings.devicesRtl = get_devices_rtl(self.devicesRtl, self.status)
if self.settings.indexRtl > len(self.devicesRtl) - 1:
self.settings.indexRtl = 0
self.settings.save()
return self.settings.devicesRtl
def __wait_background(self):
self.Disconnect(-1, -1, EVENT_THREAD, self.__on_event)
if self.threadScan:
self.threadScan.abort()
self.threadScan.join()
self.threadScan = None
self.pool.close()
self.pool.join()
def open(self, dirname, filename):
if not os.path.exists(os.path.join(dirname, filename)):
wx.MessageBox('File not found',
'Error', wx.OK | wx.ICON_ERROR)
return
self.filename = os.path.splitext(filename)[0]
self.settings.dirScans = dirname
self.status.set_general("Opening: {0}".format(filename))
self.scanInfo, spectrum, location = open_plot(dirname, filename)
if len(spectrum) > 0:
self.scanInfo.setToSettings(self.settings)
self.spectrum = spectrum
self.location = location
self.__saved(True)
self.__set_controls()
self.__set_control_state(True)
self.__set_plot(spectrum, self.settings.annotate)
self.graph.scale_plot(True)
self.status.set_general("Finished")
self.settings.fileHistory.AddFileToHistory(os.path.join(dirname,
filename))
else:
self.status.set_general("Open failed")
class FrameMain(wx.Frame):
def __init__(self, title, pool):
self.grid = True
self.pool = pool
self.lock = threading.Lock()
self.threadScan = None
self.threadPlot = None
self.stepsTotal = 0
self.steps = 0
self.pendingScan = False
self.pendingPlot = Plot.NONE
self.stopAtEnd = False
self.stopScan = False
self.dlgCal = None
self.menuOpen = None
self.menuSave = None
self.menuExport = None
self.menuProperties = None
self.menuStart = None
self.menuStop = None
self.menuStopEnd = None
self.menuPref = None
self.menuCompare = None
self.menuCal = None
self.popupMenu = None
self.popupMenuStart = None
self.popupMenuStop = None
self.popupMenuStopEnd = None
self.panel = None
self.graph = None
self.canvas = None
self.buttonStart = None
self.buttonStop = None
self.choiceMode = None
self.choiceDwell = None
self.choiceNfft = None
self.spinCtrlStart = None
self.spinCtrlStop = None
self.checkUpdate = None
self.checkGrid = None
self.filename = ""
self.dirname = "."
self.spectrum = {}
self.scanInfo = ScanInfo()
self.isSaved = True
self.settings = Settings()
self.devices = get_devices(self.settings.devices)
self.oldCal = 0
displaySize = wx.DisplaySize()
wx.Frame.__init__(self, None, title=title, size=(displaySize[0] / 1.5,
displaySize[1] / 2))
self.Bind(wx.EVT_CLOSE, self.on_exit)
self.status = Statusbar(self)
self.SetStatusBar(self.status)
self.create_widgets()
self.create_menu()
self.create_popup_menu()
self.set_control_state(True)
self.Show()
size = self.panel.GetSize()
size[1] += displaySize[1] / 4
self.SetMinSize(size)
self.Connect(-1, -1, EVT_THREAD_STATUS, self.on_event)
self.SetDropTarget(DropTarget(self))
def create_widgets(self):
panel = wx.Panel(self)
self.panel = wx.Panel(panel)
self.graph = PanelGraph(panel, self)
setup_plot(self.graph, self.settings, self.grid)
axes = self.graph.get_axes()
axes.set_xlim(self.settings.start, self.settings.stop)
axes.set_ylim(self.settings.yMin, self.settings.yMax)
self.buttonStart = wx.Button(self.panel, wx.ID_ANY, 'Start')
self.buttonStop = wx.Button(self.panel, wx.ID_ANY, 'Stop')
self.buttonStart.SetToolTip(wx.ToolTip('Start scan'))
self.buttonStop.SetToolTip(wx.ToolTip('Stop scan'))
self.Bind(wx.EVT_BUTTON, self.on_start, self.buttonStart)
self.Bind(wx.EVT_BUTTON, self.on_stop, self.buttonStop)
textRange = wx.StaticText(self.panel, label="Range (MHz)",
style=wx.ALIGN_CENTER)
textStart = wx.StaticText(self.panel, label="Start")
textStop = wx.StaticText(self.panel, label="Stop")
self.spinCtrlStart = wx.SpinCtrl(self.panel)
self.spinCtrlStop = wx.SpinCtrl(self.panel)
self.spinCtrlStart.SetToolTip(wx.ToolTip('Start frequency'))
self.spinCtrlStop.SetToolTip(wx.ToolTip('Stop frequency'))
self.spinCtrlStart.SetRange(F_MIN, F_MAX - 1)
self.spinCtrlStop.SetRange(F_MIN + 1, F_MAX)
self.Bind(wx.EVT_SPINCTRL, self.on_spin, self.spinCtrlStart)
self.Bind(wx.EVT_SPINCTRL, self.on_spin, self.spinCtrlStop)
textMode = wx.StaticText(self.panel, label="Mode")
self.choiceMode = wx.Choice(self.panel, choices=MODE[::2])
self.choiceMode.SetToolTip(wx.ToolTip('Scanning mode'))
textDwell = wx.StaticText(self.panel, label="Dwell")
self.choiceDwell = wx.Choice(self.panel, choices=DWELL[::2])
self.choiceDwell.SetToolTip(wx.ToolTip('Scan time per step'))
textNfft = wx.StaticText(self.panel, label="FFT size")
self.choiceNfft = wx.Choice(self.panel, choices=map(str, NFFT))
self.choiceNfft.SetToolTip(wx.ToolTip('Higher values for greater'
'precision'))
self.set_controls()
self.checkAuto = wx.CheckBox(self.panel, wx.ID_ANY,
"Auto range")
self.checkAuto.SetToolTip(wx.ToolTip('Scale the axes to fit all data'))
self.checkAuto.SetValue(self.settings.autoScale)
self.Bind(wx.EVT_CHECKBOX, self.on_check_auto, self.checkAuto)
self.checkUpdate = wx.CheckBox(self.panel, wx.ID_ANY,
"Live update")
self.checkUpdate.SetToolTip(wx.ToolTip('Update plot with live '
'samples (experimental)'))
self.checkUpdate.SetValue(self.settings.liveUpdate)
self.Bind(wx.EVT_CHECKBOX, self.on_check_update, self.checkUpdate)
self.checkGrid = wx.CheckBox(self.panel, wx.ID_ANY, "Grid")
self.checkGrid.SetToolTip(wx.ToolTip('Draw grid'))
self.checkGrid.SetValue(self.grid)
self.Bind(wx.EVT_CHECKBOX, self.on_check_grid, self.checkGrid)
grid = wx.GridBagSizer(5, 5)
grid.Add(self.buttonStart, pos=(0, 0), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add(self.buttonStop, pos=(0, 1), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 2))
grid.Add(textRange, pos=(0, 3), span=(1, 4), flag=wx.ALIGN_CENTER)
grid.Add(textStart, pos=(1, 3), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStart, pos=(1, 4))
grid.Add(textStop, pos=(1, 5), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStop, pos=(1, 6))
grid.Add((20, 1), pos=(0, 7))
grid.Add(textMode, pos=(0, 8), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceMode, pos=(1, 8), flag=wx.ALIGN_CENTER)
grid.Add(textDwell, pos=(0, 9), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDwell, pos=(1, 9), flag=wx.ALIGN_CENTER)
grid.Add(textNfft, pos=(0, 10), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceNfft, pos=(1, 10), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 11))
grid.Add(self.checkAuto, pos=(0, 12), flag=wx.ALIGN_CENTER_VERTICAL)
grid.Add(self.checkUpdate, pos=(1, 12), flag=wx.ALIGN_CENTER_VERTICAL)
grid.Add(self.checkGrid, pos=(2, 12), flag=wx.ALIGN_CENTER_VERTICAL)
self.panel.SetSizer(grid)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.graph, 1, wx.EXPAND)
sizer.Add(self.panel, 0, wx.ALIGN_CENTER)
panel.SetSizer(sizer)
def create_menu(self):
menuFile = wx.Menu()
self.menuOpen = menuFile.Append(wx.ID_OPEN, "&Open...",
"Open plot")
recent = wx.Menu()
self.settings.fileHistory.UseMenu(recent)
self.settings.fileHistory.AddFilesToMenu()
menuFile.AppendMenu(wx.ID_ANY, "&Recent Files", recent)
menuFile.AppendSeparator()
self.menuSave = menuFile.Append(wx.ID_SAVE, "&Save As...",
"Save plot")
self.menuExport = menuFile.Append(wx.ID_ANY, "&Export...",
"Export plot")
menuFile.AppendSeparator()
self.menuProperties = menuFile.Append(wx.ID_ANY, "&Properties...",
"Show properties")
menuFile.AppendSeparator()
menuExit = menuFile.Append(wx.ID_EXIT, "E&xit", "Exit the program")
menuScan = wx.Menu()
self.menuStart = menuScan.Append(wx.ID_ANY, "&Start", "Start scan")
self.menuStop = menuScan.Append(wx.ID_ANY, "S&top",
"Stop scan immediately")
self.menuStopEnd = menuScan.Append(wx.ID_ANY, "Stop at &end",
"Complete current sweep "
"before stopping")
menuView = wx.Menu()
self.menuPref = menuView.Append(wx.ID_ANY, "&Preferences...",
"Preferences")
menuTools = wx.Menu()
self.menuCompare = menuTools.Append(wx.ID_ANY, "&Compare...",
"Compare plots")
self.menuCal = menuTools.Append(wx.ID_ANY, "&Auto Calibration...",
"Automatically calibrate to a known frequency")
menuHelp = wx.Menu()
menuHelpLink = menuHelp.Append(wx.ID_HELP, "&Help...",
"Link to help")
menuAbout = menuHelp.Append(wx.ID_ABOUT, "&About...",
"Information about this program")
menuBar = wx.MenuBar()
menuBar.Append(menuFile, "&File")
menuBar.Append(menuScan, "&Scan")
menuBar.Append(menuView, "&View")
menuBar.Append(menuTools, "&Tools")
menuBar.Append(menuHelp, "&Help")
self.SetMenuBar(menuBar)
self.Bind(wx.EVT_MENU, self.on_open, self.menuOpen)
self.Bind(wx.EVT_MENU_RANGE, self.on_file_history, id=wx.ID_FILE1,
id2=wx.ID_FILE9)
self.Bind(wx.EVT_MENU, self.on_save, self.menuSave)
self.Bind(wx.EVT_MENU, self.on_export, self.menuExport)
self.Bind(wx.EVT_MENU, self.on_properties, self.menuProperties)
self.Bind(wx.EVT_MENU, self.on_exit, menuExit)
self.Bind(wx.EVT_MENU, self.on_start, self.menuStart)
self.Bind(wx.EVT_MENU, self.on_stop, self.menuStop)
self.Bind(wx.EVT_MENU, self.on_stop_end, self.menuStopEnd)
self.Bind(wx.EVT_MENU, self.on_pref, self.menuPref)
self.Bind(wx.EVT_MENU, self.on_compare, self.menuCompare)
self.Bind(wx.EVT_MENU, self.on_cal, self.menuCal)
self.Bind(wx.EVT_MENU, self.on_about, menuAbout)
self.Bind(wx.EVT_MENU, self.on_help, menuHelpLink)
idF1 = wx.wx.NewId()
self.Bind(wx.EVT_MENU, self.on_help, id=idF1)
accelTable = wx.AcceleratorTable([(wx.ACCEL_NORMAL, wx.WXK_F1, idF1)])
self.SetAcceleratorTable(accelTable)
def create_popup_menu(self):
self.popupMenu = wx.Menu()
self.popupMenuStart = self.popupMenu.Append(wx.ID_ANY, "&Start",
"Start scan")
self.popupMenuStop = self.popupMenu.Append(wx.ID_ANY, "S&top",
"Stop scan immediately")
self.popupMenuStopEnd = self.popupMenu.Append(wx.ID_ANY, "Stop at &end",
"Complete current sweep "
"before stopping")
self.Bind(wx.EVT_MENU, self.on_start, self.popupMenuStart)
self.Bind(wx.EVT_MENU, self.on_stop, self.popupMenuStop)
self.Bind(wx.EVT_MENU, self.on_stop_end, self.popupMenuStopEnd)
self.Bind(wx.EVT_CONTEXT_MENU, self.on_popup_menu)
def on_popup_menu(self, event):
pos = event.GetPosition()
pos = self.ScreenToClient(pos)
self.PopupMenu(self.popupMenu, pos)
def on_open(self, _event):
if self.save_warn(Warn.OPEN):
return
dlg = wx.FileDialog(self, "Open a scan", self.dirname, self.filename,
File.RFS, wx.OPEN)
if dlg.ShowModal() == wx.ID_OK:
self.open(dlg.GetDirectory(), dlg.GetFilename())
dlg.Destroy()
def on_file_history(self, event):
selection = event.GetId() - wx.ID_FILE1
path = self.settings.fileHistory.GetHistoryFile(selection)
self.settings.fileHistory.AddFileToHistory(path)
dirname, filename = os.path.split(path)
self.open(dirname, filename)
def on_save(self, _event):
dlg = wx.FileDialog(self, "Save a scan", self.dirname,
self.filename, File.RFS,
wx.SAVE | wx.OVERWRITE_PROMPT)
if dlg.ShowModal() == wx.ID_OK:
self.status.set_general("Saving")
self.filename = dlg.GetFilename()
self.dirname = dlg.GetDirectory()
save_plot(self.dirname, self.filename, self.scanInfo,
self.spectrum)
self.isSaved = True
self.status.set_general("Finished")
dlg.Destroy()
def on_export(self, _event):
dlg = wx.FileDialog(self, "Export a scan", self.dirname,
self.filename + ".csv", File.CSV, wx.SAVE)
if dlg.ShowModal() == wx.ID_OK:
self.status.set_general("Exporting")
self.filename = dlg.GetFilename()
self.dirname = dlg.GetDirectory()
export_plot(self.dirname, self.filename, self.spectrum)
self.status.set_general("Finished")
dlg.Destroy()
def on_properties(self, _event):
dlg = DialogProperties(self, self.scanInfo)
dlg.ShowModal()
dlg.Destroy()
def on_exit(self, _event):
self.Unbind(wx.EVT_CLOSE)
if self.save_warn(Warn.EXIT):
self.Bind(wx.EVT_CLOSE, self.on_exit)
return
self.stop_scan()
self.wait_background()
self.get_controls()
self.settings.dwell = DWELL[1::2][self.choiceDwell.GetSelection()]
self.settings.nfft = NFFT[self.choiceNfft.GetSelection()]
self.settings.devices = self.devices
self.settings.save()
self.Close(True)
def on_pref(self, _event):
self.devices = self.refresh_devices()
dlg = DialogPrefs(self, self.devices, self.settings)
if dlg.ShowModal() == wx.ID_OK:
self.devices = dlg.get_devices()
self.settings.index = dlg.get_index()
dlg.Destroy()
def on_compare(self, _event):
dlg = DialogCompare(self, self.dirname, self.filename)
dlg.ShowModal()
dlg.Destroy()
def on_cal(self, _event):
self.dlgCal = DialogAutoCal(self, self.settings.calFreq, self.auto_cal)
self.dlgCal.ShowModal()
def on_about(self, _event):
dlg = wx.MessageDialog(self,
"A tool for scanning frequency ranges "
"with an RTL-SDR compatible USB dongle",
"RTLSDR Scanner",
wx.OK)
dlg.ShowModal()
dlg.Destroy()
def on_help(self, _event):
webbrowser.open("http://eartoearoak.com/software/rtlsdr-scanner")
def on_spin(self, event):
control = event.GetEventObject()
if control == self.spinCtrlStart:
self.spinCtrlStop.SetRange(self.spinCtrlStart.GetValue() + 1,
F_MAX)
def on_start(self, _event):
self.get_controls()
self.graph.get_axes().clear()
scale_plot(self.graph, self.settings)
self.start_scan()
def on_stop(self, _event):
self.stopScan = True
self.stopAtEnd = False
self.stop_scan()
def on_stop_end(self, _event):
self.stopAtEnd = True
def on_check_auto(self, _event):
self.settings.autoScale = self.checkAuto.GetValue()
def on_check_update(self, _event):
self.settings.liveUpdate = self.checkUpdate.GetValue()
def on_check_grid(self, _event):
self.grid = self.checkGrid.GetValue()
self.update_plot()
def on_event(self, event):
status = event.data.get_status()
freq = event.data.get_freq()
data = event.data.get_data()
if status == Event.STARTING:
self.status.set_general("Starting")
elif status == Event.STEPS:
self.stepsTotal = freq * 2
self.steps = self.stepsTotal
self.status.set_progress(0)
self.status.show_progress()
elif status == Event.CAL:
self.auto_cal(Cal.DONE)
elif status == Event.DATA:
self.isSaved = False
cal = self.devices[self.settings.index].calibration
self.pool.apply_async(anaylse_data,
(freq, data, cal, self.settings.nfft),
callback=self.on_process_done)
self.progress()
elif status == Event.STOPPED:
self.status.hide_progress()
self.status.set_general("Stopped")
self.threadScan = None
self.set_control_state(True)
self.update_plot()
elif status == Event.ERROR:
self.status.hide_progress()
self.status.set_general("Error: {0}".format(data))
self.threadScan = None
self.set_control_state(True)
if self.dlgCal is not None:
self.dlgCal.Destroy()
self.dlgCal = None
elif status == Event.DRAW:
self.graph.get_axes().relim()
self.graph.get_canvas().draw()
elif status == Event.PLOTTED:
self.threadPlot = None
self.next_plot()
elif status == Event.PLOTTED_FULL:
self.threadPlot = None
self.next_plot()
if self.pendingScan:
self.start_scan()
def on_process_done(self, data):
freq, scan = data
offset = self.settings.devices[self.settings.index].offset
update_spectrum(self.settings.start, self.settings.stop, freq, scan,
offset, self.spectrum)
self.progress()
if self.settings.liveUpdate:
self.update_plot()
def open(self, dirname, filename):
if not os.path.exists(os.path.join(dirname, filename)):
wx.MessageBox('File not found',
'Error', wx.OK | wx.ICON_ERROR)
self.filename = filename
self.dirname = dirname
self.status.set_general("Opening: {0}".format(filename))
self.scanInfo, spectrum = open_plot(dirname, filename)
if len(spectrum) > 0:
self.spectrum.clear()
self.scanInfo.setToSettings(self.settings)
self.spectrum = spectrum
self.isSaved = True
self.set_controls()
self.set_control_state(True)
self.graph.get_axes().clear()
self.update_plot(True)
self.status.set_general("Finished")
self.settings.fileHistory.AddFileToHistory(os.path.join(dirname,
filename))
else:
self.status.set_general("Open failed")
def auto_cal(self, status):
freq = self.dlgCal.get_freq()
if self.dlgCal is not None:
if status == Cal.START:
self.spinCtrlStart.SetValue(freq - 1)
self.spinCtrlStop.SetValue(freq + 1)
self.oldCal = self.devices[self.settings.index].calibration
self.devices[self.settings.index].calibration = 0
self.get_controls()
self.graph.get_axes().clear()
if not self.start_scan(isCal=True):
self.dlgCal.reset_cal()
elif status == Cal.DONE:
ppm = self.calc_ppm(freq)
self.dlgCal.set_cal(ppm)
self.set_control_state(True)
elif status == Cal.OK:
self.devices[self.settings.index].calibration = self.dlgCal.get_cal()
self.settings.calFreq = freq
self.dlgCal = None
elif status == Cal.CANCEL:
self.dlgCal = None
if len(self.devices) > 0:
self.devices[self.settings.index].calibration = self.oldCal
def calc_ppm(self, freq):
spectrum = self.spectrum.copy()
for x, y in spectrum.iteritems():
spectrum[x] = (((x - freq) * (x - freq)) + 1) * y
peak = max(spectrum, key=spectrum.get)
return ((freq - peak) / freq) * 1e6
def start_scan(self, isCal=False):
if self.settings.mode == Mode.SINGLE:
if self.save_warn(Warn.SCAN):
return False
self.devices = self.refresh_devices()
if(len(self.devices) == 0):
wx.MessageBox('No devices found',
'Error', wx.OK | wx.ICON_ERROR)
return
if self.settings.start >= self.settings.stop:
wx.MessageBox('Stop frequency must be greater that start',
'Warning', wx.OK | wx.ICON_WARNING)
return
if not self.threadScan or not self.threadScan.isAlive():
self.set_control_state(False)
samples = calc_samples(self.settings.dwell)
self.spectrum.clear()
self.status.set_info('')
self.pendingScan = False
self.scanInfo.setFromSettings(self.settings)
self.threadScan = ThreadScan(self, self.settings,
self.settings.index, samples, isCal)
self.filename = "Scan {0:.1f}-{1:.1f}MHz".format(self.settings.start,
self.settings.stop)
return True
def stop_scan(self):
if self.threadScan:
self.status.set_general("Stopping")
self.threadScan.abort()
def progress(self):
self.steps -= 1
if self.steps > 0:
self.status.set_progress((self.stepsTotal - self.steps) * 100
/ self.stepsTotal)
self.status.show_progress()
self.status.set_general("Scanning")
else:
self.status.hide_progress()
if self.settings.mode == Mode.SINGLE or self.stopAtEnd:
self.status.set_general("Finished")
self.threadScan = None
if self.settings.mode == Mode.SINGLE:
self.set_control_state(True)
self.update_plot(True)
else:
if self.settings.mode == Mode.CONTIN and not self.stopScan:
if self.dlgCal is None and not self.stopAtEnd:
self.pendingScan = True
else:
self.stopAtEnd = False
self.stopScan = False
self.set_control_state(True)
self.update_plot(True)
def set_control_state(self, state):
self.spinCtrlStart.Enable(state)
self.spinCtrlStop.Enable(state)
self.choiceMode.Enable(state)
self.choiceDwell.Enable(state)
self.choiceNfft.Enable(state)
self.buttonStart.Enable(state)
self.buttonStop.Enable(not state)
self.menuOpen.Enable(state)
self.menuSave.Enable(state and len(self.spectrum) > 0)
self.menuExport.Enable(state and len(self.spectrum) > 0)
self.menuStart.Enable(state)
self.popupMenuStart.Enable(state)
self.menuStop.Enable(not state)
self.popupMenuStop.Enable(not state)
if self.settings.mode == Mode.CONTIN:
self.menuStopEnd.Enable(not state)
self.popupMenuStopEnd.Enable(not state)
else:
self.menuStopEnd.Enable(False)
self.popupMenuStopEnd.Enable(False)
self.menuPref.Enable(state)
self.menuCal.Enable(state)
def set_controls(self):
self.spinCtrlStart.SetValue(self.settings.start)
self.spinCtrlStop.SetValue(self.settings.stop)
self.choiceMode.SetSelection(MODE[1::2].index(self.settings.mode))
dwell = calc_real_dwell(self.settings.dwell)
self.choiceDwell.SetSelection(DWELL[1::2].index(dwell))
self.choiceNfft.SetSelection(NFFT.index(self.settings.nfft))
def get_controls(self):
self.settings.start = self.spinCtrlStart.GetValue()
self.settings.stop = self.spinCtrlStop.GetValue()
self.settings.mode = MODE[1::2][self.choiceMode.GetSelection()]
self.settings.dwell = DWELL[1::2][self.choiceDwell.GetSelection()]
self.settings.fft = NFFT[self.choiceNfft.GetSelection()]
def plot(self, full):
if self.threadPlot is None:
if self.settings.mode == Mode.CONTIN:
fade = True
else:
fade = False
self.threadPlot = ThreadPlot(self, self.lock, self.graph,
self.spectrum, self.settings,
self.grid, full, fade)
return True
else:
return False
def update_plot(self, full=False, updateScale=False):
scale_plot(self.graph, self.settings, updateScale)
if full:
if not self.plot(True):
self.pendingPlot = Plot.FULL
else:
self.pendingPlot = Plot.NONE
else:
if self.pendingPlot == Plot.FULL:
if not self.plot(True):
self.pendingPlot = Plot.FULL
else:
self.pendingPlot = Plot.NONE
else:
if not self.plot(False):
self.pendingPlot = Plot.PARTIAL
else:
self.pendingPlot = Plot.NONE
def next_plot(self):
self.threadPlot = None
if self.pendingPlot == Plot.PARTIAL:
self.update_plot(False)
elif self.pendingPlot == Plot.FULL:
self.update_plot(True)
def save_warn(self, warnType):
if self.settings.saveWarn and not self.isSaved:
dlg = DialogSaveWarn(self, warnType)
code = dlg.ShowModal()
if code == wx.ID_YES:
self.on_save(None)
if self.isSaved:
return False
else:
return True
elif code == wx.ID_NO:
return False
else:
return True
return False
def refresh_devices(self):
self.settings.devices = self.devices
devices = get_devices(self.settings.devices)
if self.settings.index > len(self.devices) - 1:
self.settings.index = 0
self.settings.save()
return devices
def wait_background(self):
self.Disconnect(-1, -1, EVT_THREAD_STATUS, self.on_event)
if self.threadScan:
self.threadScan.join()
self.threadScan = None
if self.threadPlot:
self.threadPlot.join()
self.threadPlot = None
self.pool.close()
self.pool.join()
def __create_widgets(self):
panel = wx.Panel(self)
self.graph = PanelGraph(panel, self, self.settings, self.__on_motion)
self.toolbar = wx.Panel(panel)
self.buttonStart = wx.Button(self.toolbar, wx.ID_ANY, 'Start')
self.buttonStop = wx.Button(self.toolbar, wx.ID_ANY, 'Stop')
self.buttonStart.SetToolTip(wx.ToolTip('Start scan'))
self.buttonStop.SetToolTip(wx.ToolTip('Stop scan'))
self.Bind(wx.EVT_BUTTON, self.__on_start, self.buttonStart)
self.Bind(wx.EVT_BUTTON, self.__on_stop, self.buttonStop)
textRange = wx.StaticText(self.toolbar, label="Range (MHz)",
style=wx.ALIGN_CENTER)
textStart = wx.StaticText(self.toolbar, label="Start")
textStop = wx.StaticText(self.toolbar, label="Stop")
self.spinCtrlStart = wx.SpinCtrl(self.toolbar)
self.spinCtrlStop = wx.SpinCtrl(self.toolbar)
self.spinCtrlStart.SetToolTip(wx.ToolTip('Start frequency'))
self.spinCtrlStop.SetToolTip(wx.ToolTip('Stop frequency'))
self.spinCtrlStart.SetRange(F_MIN, F_MAX - 1)
self.spinCtrlStop.SetRange(F_MIN + 1, F_MAX)
self.Bind(wx.EVT_SPINCTRL, self.__on_spin, self.spinCtrlStart)
self.Bind(wx.EVT_SPINCTRL, self.__on_spin, self.spinCtrlStop)
textGain = wx.StaticText(self.toolbar, label="Gain (dB)")
self.controlGain = wx.Choice(self.toolbar, choices=[''])
textMode = wx.StaticText(self.toolbar, label="Mode")
self.choiceMode = wx.Choice(self.toolbar, choices=MODE[::2])
self.choiceMode.SetToolTip(wx.ToolTip('Scanning mode'))
textDwell = wx.StaticText(self.toolbar, label="Dwell")
self.choiceDwell = wx.Choice(self.toolbar, choices=DWELL[::2])
self.choiceDwell.SetToolTip(wx.ToolTip('Scan time per step'))
textNfft = wx.StaticText(self.toolbar, label="FFT size")
self.choiceNfft = wx.Choice(self.toolbar, choices=map(str, NFFT))
self.choiceNfft.SetToolTip(wx.ToolTip('Higher values for greater'
'precision'))
textDisplay = wx.StaticText(self.toolbar, label="Display")
self.choiceDisplay = wx.Choice(self.toolbar, choices=DISPLAY[::2])
self.Bind(wx.EVT_CHOICE, self.__on_choice, self.choiceDisplay)
self.choiceDisplay.SetToolTip(wx.ToolTip('Spectrogram available in'
'continuous mode'))
grid = wx.GridBagSizer(5, 5)
grid.Add(self.buttonStart, pos=(0, 0), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add(self.buttonStop, pos=(0, 1), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 2))
grid.Add(textRange, pos=(0, 3), span=(1, 4), flag=wx.ALIGN_CENTER)
grid.Add(textStart, pos=(1, 3), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStart, pos=(1, 4))
grid.Add(textStop, pos=(1, 5), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStop, pos=(1, 6))
grid.Add(textGain, pos=(0, 7), flag=wx.ALIGN_CENTER)
grid.Add(self.controlGain, pos=(1, 7), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 8))
grid.Add(textMode, pos=(0, 9), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceMode, pos=(1, 9), flag=wx.ALIGN_CENTER)
grid.Add(textDwell, pos=(0, 10), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDwell, pos=(1, 10), flag=wx.ALIGN_CENTER)
grid.Add(textNfft, pos=(0, 11), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceNfft, pos=(1, 11), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 12))
grid.Add(textDisplay, pos=(0, 13), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDisplay, pos=(1, 13), flag=wx.ALIGN_CENTER)
self.__set_controls()
self.__set_gain_control()
self.toolbar.SetSizer(grid)
self.toolbar.Layout()
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.graph, 1, wx.EXPAND)
sizer.Add(self.toolbar, 0, wx.EXPAND)
panel.SetSizer(sizer)
panel.Layout()
def create_widgets(self):
panel = wx.Panel(self)
self.panel = wx.Panel(panel)
self.graph = PanelGraph(panel, self)
setup_plot(self.graph, self.settings, self.grid)
axes = self.graph.get_axes()
axes.set_xlim(self.settings.start, self.settings.stop)
axes.set_ylim(self.settings.yMin, self.settings.yMax)
self.buttonStart = wx.Button(self.panel, wx.ID_ANY, 'Start')
self.buttonStop = wx.Button(self.panel, wx.ID_ANY, 'Stop')
self.buttonStart.SetToolTip(wx.ToolTip('Start scan'))
self.buttonStop.SetToolTip(wx.ToolTip('Stop scan'))
self.Bind(wx.EVT_BUTTON, self.on_start, self.buttonStart)
self.Bind(wx.EVT_BUTTON, self.on_stop, self.buttonStop)
textRange = wx.StaticText(self.panel, label="Range (MHz)",
style=wx.ALIGN_CENTER)
textStart = wx.StaticText(self.panel, label="Start")
textStop = wx.StaticText(self.panel, label="Stop")
self.spinCtrlStart = wx.SpinCtrl(self.panel)
self.spinCtrlStop = wx.SpinCtrl(self.panel)
self.spinCtrlStart.SetToolTip(wx.ToolTip('Start frequency'))
self.spinCtrlStop.SetToolTip(wx.ToolTip('Stop frequency'))
self.spinCtrlStart.SetRange(F_MIN, F_MAX - 1)
self.spinCtrlStop.SetRange(F_MIN + 1, F_MAX)
self.Bind(wx.EVT_SPINCTRL, self.on_spin, self.spinCtrlStart)
self.Bind(wx.EVT_SPINCTRL, self.on_spin, self.spinCtrlStop)
textMode = wx.StaticText(self.panel, label="Mode")
self.choiceMode = wx.Choice(self.panel, choices=MODE[::2])
self.choiceMode.SetToolTip(wx.ToolTip('Scanning mode'))
textDwell = wx.StaticText(self.panel, label="Dwell")
self.choiceDwell = wx.Choice(self.panel, choices=DWELL[::2])
self.choiceDwell.SetToolTip(wx.ToolTip('Scan time per step'))
textNfft = wx.StaticText(self.panel, label="FFT size")
self.choiceNfft = wx.Choice(self.panel, choices=map(str, NFFT))
self.choiceNfft.SetToolTip(wx.ToolTip('Higher values for greater'
'precision'))
self.set_controls()
self.checkAuto = wx.CheckBox(self.panel, wx.ID_ANY,
"Auto range")
self.checkAuto.SetToolTip(wx.ToolTip('Scale the axes to fit all data'))
self.checkAuto.SetValue(self.settings.autoScale)
self.Bind(wx.EVT_CHECKBOX, self.on_check_auto, self.checkAuto)
self.checkUpdate = wx.CheckBox(self.panel, wx.ID_ANY,
"Live update")
self.checkUpdate.SetToolTip(wx.ToolTip('Update plot with live '
'samples (experimental)'))
self.checkUpdate.SetValue(self.settings.liveUpdate)
self.Bind(wx.EVT_CHECKBOX, self.on_check_update, self.checkUpdate)
self.checkGrid = wx.CheckBox(self.panel, wx.ID_ANY, "Grid")
self.checkGrid.SetToolTip(wx.ToolTip('Draw grid'))
self.checkGrid.SetValue(self.grid)
self.Bind(wx.EVT_CHECKBOX, self.on_check_grid, self.checkGrid)
grid = wx.GridBagSizer(5, 5)
grid.Add(self.buttonStart, pos=(0, 0), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add(self.buttonStop, pos=(0, 1), span=(3, 1),
flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 2))
grid.Add(textRange, pos=(0, 3), span=(1, 4), flag=wx.ALIGN_CENTER)
grid.Add(textStart, pos=(1, 3), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStart, pos=(1, 4))
grid.Add(textStop, pos=(1, 5), flag=wx.ALIGN_CENTER)
grid.Add(self.spinCtrlStop, pos=(1, 6))
grid.Add((20, 1), pos=(0, 7))
grid.Add(textMode, pos=(0, 8), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceMode, pos=(1, 8), flag=wx.ALIGN_CENTER)
grid.Add(textDwell, pos=(0, 9), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceDwell, pos=(1, 9), flag=wx.ALIGN_CENTER)
grid.Add(textNfft, pos=(0, 10), flag=wx.ALIGN_CENTER)
grid.Add(self.choiceNfft, pos=(1, 10), flag=wx.ALIGN_CENTER)
grid.Add((20, 1), pos=(0, 11))
grid.Add(self.checkAuto, pos=(0, 12), flag=wx.ALIGN_CENTER_VERTICAL)
grid.Add(self.checkUpdate, pos=(1, 12), flag=wx.ALIGN_CENTER_VERTICAL)
grid.Add(self.checkGrid, pos=(2, 12), flag=wx.ALIGN_CENTER_VERTICAL)
self.panel.SetSizer(grid)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.graph, 1, wx.EXPAND)
sizer.Add(self.panel, 0, wx.ALIGN_CENTER)
panel.SetSizer(sizer)