#!/usr/bin/env python # -*- coding: utf-8 -*- """ PyLoT: Main program =================== PyLoT is a seismic data processing software capable of picking seismic phases (symmetric and asymmetric error assignment), exporting these to several common phase data formats and post process the data, e.g. locating events, via external localization software. Additionally PyLoT is meant as an interface to autoPyLoT which can automatically pick seismic phases, if the parameters have properly been chosen for the particular data set. Some icons are out of a free of charge icon set, which can be found here: https://www.iconfinder.com/iconsets/flavour :author: Sebastian Wehling-Benatelli :copyright: The PyLoT Development Team (https://ariadne.geophysik.rub.de/trac/PyLoT) :license: GNU Lesser General Public License, Version 3 (http://www.gnu.org/copyleft/lesser.html) """ import sys import matplotlib matplotlib.use('Qt4Agg') matplotlib.rcParams['backend.qt4'] = 'PySide' from PySide.QtCore import QCoreApplication, QSettings, Signal, QFile, \ QFileInfo, Qt from PySide.QtGui import QMainWindow, QInputDialog, QIcon, QFileDialog, \ QWidget, QHBoxLayout, QStyle, QKeySequence, QLabel, QFrame, QAction, \ QDialog, QErrorMessage, QApplication, QPixmap from obspy.core import UTCDateTime from pylot.core.read import Data, FilterOptions from pylot.core.util import _getVersionString, FILTERDEFAULTS, fnConstructor, \ checkurl, FormatError, FilterOptionsDialog, \ NewEventDlg, createEvent, MPLWidget, PropertiesDlg, HelpForm, \ DatastructureError, createAction, getLogin, createCreationInfo, PickDlg from pylot.core.util.structure import DATASTRUCTURE import icons_rc # Version information __version__ = _getVersionString() class MainWindow(QMainWindow): closing = Signal() def __init__(self, parent=None): super(MainWindow, self).__init__(parent) self.createAction = createAction self.dirty = False settings = QSettings() if settings.value("user/FullName", None) is None: fulluser = QInputDialog.getText(self, "Enter Name:", "Full name") settings.setValue("user/FullName", fulluser) settings.setValue("user/Login", getLogin()) if settings.value("agency_id", None) is None: agency = QInputDialog.getText(self, "Enter authority name (e.g. BUG):", "Authority") settings.setValue("agency_id", agency) self.recentEvents = settings.value("data/recentEvents", []) self.fnames = None structure_setting = settings.value("data/Structure", "PILOT") self.dataStructure = DATASTRUCTURE[structure_setting]() self.seismicPhase = str(settings.value("phase", "P")) self.dispComponent = str(settings.value("plotting/dispComponent", "Z")) if settings.value("data/dataRoot", None) is None: dirname = QFileDialog().getExistingDirectory( caption='Choose data root ...') settings.setValue("data/dataRoot", dirname) settings.sync() self.filteroptions = {} self.pickDlgs = {} self.picks = {} # UI has to be set up before(!) children widgets are about to show up self.setupUi() # initialize event data if self.recentEvents: lastEvent = self.getLastEvent() self.data = Data(self, lastEvent) else: self.data = Data(self) # load and display waveform data self.loadWaveformData() self.dirty = False self.loadData() self.updateFilterOptions() def setupUi(self): try: self.startTime = min( [tr.stats.starttime for tr in self.data.wfdata]) except: self.startTime = UTCDateTime() pylot_icon = QIcon() pylot_icon.addPixmap(QPixmap(':/icons/pylot.ico')) self.setWindowTitle("PyLoT - do seismic processing the python way") self.setWindowIcon(pylot_icon) xlab = self.startTime.strftime('seconds since %Y/%m/%d %H:%M:%S (%Z)') _widget = QWidget() _widget.setCursor(Qt.CrossCursor) _layout = QHBoxLayout() plottitle = "Overview: {0} components ".format(self.getComponent()) # create central matplotlib figure canvas widget self.DataPlot = MPLWidget(parent=self, xlabel=xlab, ylabel=None, title=plottitle) self.DataPlot.mpl_connect('button_press_event', self.pickOnStation) _layout.addWidget(self.DataPlot) openIcon = self.style().standardIcon(QStyle.SP_DirOpenIcon) quitIcon = self.style().standardIcon(QStyle.SP_MediaStop) saveIcon = self.style().standardIcon(QStyle.SP_DriveHDIcon) helpIcon = self.style().standardIcon(QStyle.SP_DialogHelpButton) newIcon = self.style().standardIcon(QStyle.SP_FileIcon) # create resource icons p_icon = QIcon() p_icon.addPixmap(QPixmap(':/icons/key_P.png')) s_icon = QIcon() s_icon.addPixmap(QPixmap(':/icons/key_S.png')) print_icon = QIcon() print_icon.addPixmap(QPixmap(':/icons/printer.png')) filter_icon = QIcon() filter_icon.addPixmap(QPixmap(':/icons/filter.png')) newEventAction = self.createAction(self, "&New event ...", self.createNewEvent, QKeySequence.New, newIcon, "Create a new event.") openEventAction = self.createAction(self, "&Open event ...", self.loadData, QKeySequence.Open, openIcon, "Open an event.") openEventAction.setData(None) saveEventAction = self.createAction(self, "&Save event ...", self.saveData, QKeySequence.Save, saveIcon, "Save actual event data.") openWFDataAction = self.createAction(self, "Open &waveforms ...", self.loadWaveformData, "Ctrl+W", QIcon(":/wfIcon.png"), """Open waveform data (event will be closed).""") prefsEventAction = self.createAction(self, "Preferences", self.PyLoTprefs, QKeySequence.Preferences, QIcon(None), "Edit PyLoT app preferences.") quitAction = self.createAction(self, "&Quit", QCoreApplication.instance().quit, QKeySequence.Close, quitIcon, "Close event and quit PyLoT") self.filterAction = self.createAction(self, "&Filter ...", self.filterWaveformData, "Ctrl+F", filter_icon, """Toggle un-/filtered waveforms to be displayed, according to the desired seismic phase.""", True) filterEditAction = self.createAction(self, "&Filter parameter ...", self.adjustFilterOptions, "Alt+F", QIcon(None), """Adjust filter parameters.""") self.selectPAction = self.createAction(self, "&P", self.alterPhase, "Alt+P", p_icon, "Toggle P phase.", True) self.selectSAction = self.createAction(self, "&S", self.alterPhase, "Alt+S", s_icon, "Toggle S phase", True) printAction = self.createAction(self, "&Print event ...", self.printEvent, QKeySequence.Print, print_icon, "Print waveform overview.") helpAction = self.createAction(self, "&Help ...", self.helpHelp, QKeySequence.HelpContents, helpIcon, """Show either the documentation homepage (internet connection available), or shipped documentation files.""") self.fileMenu = self.menuBar().addMenu('&File') self.fileMenuActions = (newEventAction, openEventAction, saveEventAction, openWFDataAction, None, prefsEventAction, quitAction) self.fileMenu.aboutToShow.connect(self.updateFileMenu) self.updateFileMenu() self.editMenu = self.menuBar().addMenu('&Edit') editActions = (self.filterAction, filterEditAction, None, self.selectPAction, self.selectSAction, None, printAction) self.addActions(self.editMenu, editActions) self.helpMenu = self.menuBar().addMenu('&Help') helpActions = (helpAction,) self.addActions(self.helpMenu, helpActions) fileToolBar = self.addToolBar("FileTools") fileToolActions = (newEventAction, openEventAction, saveEventAction) fileToolBar.setObjectName("FileTools") self.addActions(fileToolBar, fileToolActions) phaseToolBar = self.addToolBar("PhaseTools") phaseToolActions = (self.selectPAction, self.selectSAction) phaseToolBar.setObjectName("PhaseTools") self.addActions(phaseToolBar, phaseToolActions) # pickToolBar = self.addToolBar("PickTools") # pickToolActions = (selectStation, ) # pickToolBar.setObjectName("PickTools") # self.addActions(pickToolBar, pickToolActions) self.eventLabel = QLabel() self.eventLabel.setFrameStyle(QFrame.StyledPanel | QFrame.Sunken) status = self.statusBar() status.setSizeGripEnabled(False) status.addPermanentWidget(self.eventLabel) status.showMessage("Ready", 500) _widget.setLayout(_layout) _widget.showFullScreen() self.setCentralWidget(_widget) def updateFileMenu(self): self.fileMenu.clear() for action in self.fileMenuActions[:-1]: if action is None: self.fileMenu.addSeparator() else: self.fileMenu.addAction(action) try: current = self.data.getID() except AttributeError: current = None recentEvents = [] for eventID in self.recentEvents: fname = fnConstructor(eventID) if eventID != current and QFile.exists(fname): recentEvents.append(eventID) recentEvents.reverse() self.recentEvents = recentEvents[0:5] settings = QSettings() settings.setValue() if recentEvents: for i, eventID in enumerate(recentEvents): fname = fnConstructor(eventID) action = QAction(self.windowIcon(), "&{0} {1}".format(i + 1, QFileInfo(fname).fileName()), self) action.setData(fname) self.connect(action, Signal("triggered()"), self.loadData) self.fileMenu.addAction(action) self.fileMenu.addSeparator() self.fileMenu.addAction(self.fileMenuActions[-1]) def loadData(self, fname=None): if fname is None: try: self.data = Data(self, evtdata=self.fname) except AttributeError: action = self.sender() if isinstance(action, QAction): if action.data() is None: filt = "Supported event formats (*.mat *.qml *.xml *.kor *.evt)" caption = "Open an event file" fname = QFileDialog().getOpenFileName(self, caption=caption, filter=filt) self.fname = fname[0] else: self.fname = unicode(action.data().toString()) if not self.okToContinue(): return else: self.fname = fname self.data = Data(self, evtdata=self.fname) def getLastEvent(self): return self.recentEvents[0] def getWFFnames(self): try: evt = self.getData().getEvtData() if evt.picks: for pick in evt.picks: try: if pick.waveform_id is not None: fname = pick.waveform_id.getSEEDstring() if fname not in self.fnames: self.fnames.append(fname) except: continue else: if self.dataStructure: searchPath = self.dataStructure.expandDataPath() fnames = QFileDialog.getOpenFileNames(self, "Select waveform " "files:", dir=searchPath) self.fnames = fnames[0] else: raise DatastructureError('not specified') return self.fnames except DatastructureError, e: print e props = PropertiesDlg(self) if props.exec_() == QDialog.Accepted: return self.getWFFnames() else: return def saveData(self): settings = QSettings() exform = settings.value('data/exportFormat', 'None') try: self.data.exportEvent(self.fname, exform) except FormatError: return False except AttributeError, e: print 'warning: {0}'.format(e) fname = QFileDialog.getSaveFileName(self, 'Save event') fname = fname[0] self.data.exportEvent(fname, exform) return True def getComponent(self): return self.dispComponent def getData(self): return self.data def getPicks(self): return self.picks def getPicksOnStation(self, station): try: return self.getPicks()[station] except KeyError: return None def getPlotWidget(self): return self.DataPlot @staticmethod def getWFID(gui_event): ycoord = gui_event.ydata statID = int(round(ycoord)) return statID def getStationID(self, station): for wfID in self.getPlotWidget().getPlotDict().keys(): actual_station = self.getPlotWidget().getPlotDict()[wfID][0] if station == actual_station: return wfID return None def addActions(self, target, actions): for action in actions: if action is None: target.addSeparator() else: target.addAction(action) def okToContinue(self): if self.dirty: return self.saveData() return True def loadWaveformData(self): if self.fnames and self.okToContinue(): self.dirty = True self.data.setWFData(self.fnames) elif self.fnames is None and self.okToContinue(): self.data.setWFData(self.getWFFnames()) self.plotWaveformData() def plotWaveformData(self): zne_text = {'Z': 'vertical', 'N': 'north-south', 'E': 'east-west'} comp = self.getComponent() title = 'overview: {0} components'.format(zne_text[comp]) wfst = self.getData().getWFData().select(component=comp) self.getPlotWidget().plotWFData(wfdata=wfst, title=title) self.getPlotWidget().draw() pos = self.getPlotWidget().getPlotDict().keys() labels = [int(act) for act in pos] self.getPlotWidget().setYTickLabels(pos, labels) def filterWaveformData(self): if self.getData(): def hasfreq(kwdict): for key in kwdict.keys(): if not key.startswith('freq'): return True return False if self.filterAction.isChecked(): kwargs = {} freq = self.getFilterOptions().getFreq() if freq is not None and len(freq) > 1: kwargs['freqmin'] = freq[0] kwargs['freqmax'] = freq[1] elif freq is not None and len(freq) == 1: kwargs['freq'] = freq if hasfreq(kwargs): kwargs['type'] = self.getFilterOptions().getFilterType() kwargs['corners'] = self.getFilterOptions().getOrder() self.getData().filterWFData(kwargs) else: self.getData().resetWFData() self.plotWaveformData() def adjustFilterOptions(self): filteroptions = None fstring = "Filter Options ({0})".format(self.getSeismicPhase()) filterDlg = FilterOptionsDialog(titleString=fstring, parent=self, filterOptions=self.getFilterOptions()) if filterDlg.exec_(): filteroptions = filterDlg.getFilterOptions() self.setFilterOptions(filteroptions) def getFilterOptions(self): try: return self.filteroptions[self.getSeismicPhase()] except AttributeError, e: print e return FilterOptions(None, None, None) def getFilters(self): return self.filteroptions def setFilterOptions(self, filterOptions, seismicPhase=None): if seismicPhase is None: self.getFilters()[self.getSeismicPhase()] = filterOptions else: self.getFilters()[seismicPhase] = filterOptions def updateFilterOptions(self): try: settings = QSettings() if settings.value("filterdefaults", None) is None and not self.getFilters(): for key, value in FILTERDEFAULTS.iteritems(): self.setFilterOptions(FilterOptions(**value), key) elif settings.value("filterdefaults", None) is not None: for key, value in settings.value("filterdefaults"): self.setFilterOptions(FilterOptions(**value), key) except Exception, e: self.updateStatus('Error ...') emsg = QErrorMessage(self) emsg.showMessage('Error: {0}'.format(e)) else: self.updateStatus('Filter loaded ... ' '[{0}: {1} Hz]'.format( self.getFilterOptions().getFilterType(), self.getFilterOptions().getFreq())) if self.filterAction.isChecked(): self.filterWaveformData() def getSeismicPhase(self): return self.seismicPhase def getStationName(self, wfID): return self.getPlotWidget().getPlotDict()[wfID][0] def alterPhase(self): pass def setSeismicPhase(self, phase): self.seismicPhase = self.seismicPhaseButtonGroup.getValue() self.updateStatus('Seismic phase changed to ' '{0}'.format(self.getSeismicPhase())) def pickOnStation(self, gui_event): wfID = self.getWFID(gui_event) station = self.getStationName(wfID) print 'picking on station {0}'.format(station) data = self.getData().getWFData() pickDlg = PickDlg(self, data=data.select(station=station), station=station) if pickDlg.exec_(): print 'picks accepted' self.getData().applyEVTData(pickDlg.getPicks()) else: print 'picks not saved and closed dialog' def addPicks(self, station, picks): stat_picks = self.getPicksOnStation(station) if not stat_picks: stat_picks = picks else: msgBox = QMessageBox() msgBox.setText("The picks for station {0} have been " "changed.".format(station)) msgBox.setDetailedText("Old picks:\n" "{old_picks}\n\n" "New picks:\n" "{new_picks}".format(old_picks=stat_picks, new_picks=picks)) msgBox.setInformativeText("Do you want to save your changes?") msgBox.setStandardButtons(QMessageBox.Save | QMessageBox.Cancel) msgBox.setDefaultButton(QMessageBox.Save) ret = msgBox.exec_() if ret == QMessageBox.Save: stat_picks = picks elif ret == QMessageBox.Cancel: pass else: raise Exception('FATAL: Should never occur!') self.getPicks()[station] = stat_picks def drawPicks(self, station=None): # if picks to draw not specified, draw all picks available if not station: for station in self.getPicks(): self.drawPicks(station) return # plotting picks plotID = self.getStationID(station) ax = self.getPlotWidget().axes ylims = np.array([-.5, +.5]) + plotID phase_col = {'P': ('c', 'c--', 'b-'), 'S': ('m', 'm--', 'r-')} stat_picks = self.getPicks()[station] for phase in stat_picks: picks = stat_picks[phase] colors = phase_col[phase[0].upper()] mpp = picks['mpp'] epp = picks['epp'] lpp = picks['lpp'] spe = picks['spe'] ax.fill_between([epp, lpp], ylims[0], ylims[1], alpha=.5, color=colors[0]) ax.plot([mpp - spe, mpp - spe], ylims, colors[1], [mpp, mpp], ylims, colors[2], [mpp + spe, mpp + spe], ylims, colors[1]) self.draw() def updateStatus(self, message, duration=5000): self.statusBar().showMessage(message, duration) if self.getData() is not None: if not self.getData().isNew(): self.setWindowTitle( "PyLoT - processing event %s[*]" % self.getData().getID()) elif self.getData().isNew(): self.setWindowTitle("PyLoT - New event [*]") else: self.setWindowTitle( "PyLoT - seismic processing the python way[*]") self.setWindowModified(self.dirty) def printEvent(self): pass def createNewEvent(self): if self.okToContinue(): new = NewEventDlg() if new.exec_() != QDialog.Rejected: evtpar = new.getValues() cinfo = createCreationInfo(agency_id=self.agency) event = createEvent(evtpar['origintime'], cinfo) self.data = Data(self, evtdata=event) self.dirty = True def draw(self): self.getPlotWidget().draw() def closeEvent(self, event): if self.okToContinue(): self.closing.emit() QMainWindow.closeEvent(self, event) def PyLoTprefs(self): props = PropertiesDlg(self) if props.exec_(): return def helpHelp(self): if checkurl(): form = HelpForm( 'https://ariadne.geophysik.ruhr-uni-bochum.de/trac/PyLoT/wiki') else: form = HelpForm(':/help.html') form.show() def main(): # create the Qt application pylot_app = QApplication(sys.argv) app_icon = QIcon() app_icon.addPixmap(QPixmap(':/icons/pick.png')) # set Application Information pylot_app.setOrganizationName("Ruhr-University Bochum / MAGS2") pylot_app.setOrganizationDomain("rub.de") pylot_app.setApplicationName("PyLoT") pylot_app.setWindowIcon(app_icon) # create the main window pylot_form = MainWindow() # Show main window and run the app pylot_form.showMaximized() pylot_app.exec_() if __name__ == "__main__": sys.exit(main())