def change_model(self, model):
if self.catalogue_model:
self.push_state(self.catalogue_model)
self.catalogue_model = model
self.catalogueTableView.catalogue_model = model
self.catalogueTableView.setModel(self.catalogue_model.item_model)
if self.catalogue_map is None:
self.catalogue_map = CatalogueMap(
self.mapWidget, self.catalogue_model)
self.actionCatalogueToggleLabels.triggered.connect(
self.catalogue_map.toggle_catalogue_labels)
self.actionSourcesToggleLabels.triggered.connect(
self.catalogue_map.toggle_sources_labels)
self.catalogueTableView.catalogue_map = self.catalogue_map
else:
self.catalogue_map.change_catalogue_model(self.catalogue_model)
self.recurrenceModelChart.draw_seismicity_rate(
self.catalogue_model.catalogue, None)
class MainWindow(QtGui.QMainWindow, Ui_HMTKWindow):
"""
:attr catalogue_model:
a CatalogueModel instance holding the catalogue model (
events, completeness, model for supporting tables)
:attr catalogue_map:
a CatalogueMap (which holds the state of the map)
:attr list states:
a stack of CatalogueModel instances used for undoing application
state changes
:attr QtDialog selection_editor:
a dialog with the selection tools
:attr list tabs:
a set of `Tab` instances
"""
def __init__(self):
super(MainWindow, self).__init__()
self.catalogue_model = None
self.catalogue_map = None
self.states = []
# to be set in setupUi
self.tabs = None
self.selection_editor = None
# set up User Interface (widgets, layout...)
self.setupUi(self)
# bind menu actions
self.setup_actions()
def push_state(self, state):
if not self.states:
self.actionUndo.setEnabled(True)
self.states.append(state)
def undo(self):
if self.states:
self.change_model(self.states.pop())
if not self.states:
self.actionUndo.setDisabled(True)
def setupUi(self, _):
"""
Add to the UI the following elements:
1) the selection editor
2) the tabs with the dynamic forms
3) the map
4) the toolbar with the map tools
"""
super(MainWindow, self).setupUi(self)
self.selection_editor = SelectionDialog(self)
self.actionUndo.setDisabled(True)
# setup dynamic forms
self.tabs = (
Tab("declustering",
self.declusteringFormLayout,
DECLUSTERER_METHODS,
[self.declusterButton, self.declusteringPurgeButton]),
Tab("completeness",
self.completenessFormLayout,
COMPLETENESS_METHODS,
[self.completenessButton, self.completenessPurgeButton]),
Tab("recurrence_model",
self.recurrenceModelFormLayout,
OCCURRENCE_METHODS,
[self.recurrenceModelButton]),
Tab("max_magnitude",
self.maxMagnitudeFormLayout,
MAX_MAGNITUDE_METHODS,
[self.maxMagnitudeButton]),
Tab("smoothed_seismicity",
self.smoothedSeismicityFormLayout,
SMOOTHED_SEISMICITY_METHODS,
[self.smoothedSeismicityButton]),
Tab("histogram",
self.catalogueAnalysisFormLayout,
CATALOGUE_ANALYSIS_METHODS,
[self.catalogueAnalysisButton]))
for tab in self.tabs:
tab.setup_form(self.on_algorithm_select)
self.stackedFormWidget.currentChanged.connect(self.change_tab)
# setup Map
self.mapWidget.setCanvasColor(Qt.white)
self.mapWidget.enableAntiAliasing(True)
self.mapWidget.show()
#self.message_bar = QgsMessageBar(self.centralWidget)
#self.outputVerticalLayout.insertWidget(0, self.message_bar)
# setup toolbar
group = QtGui.QActionGroup(self)
group.addAction(self.actionZoomIn)
group.addAction(self.actionZoomOut)
group.addAction(self.actionPan)
group.addAction(self.actionIdentify)
# create the map tools
toolPan = QgsMapToolPan(self.mapWidget)
toolPan.setAction(self.actionPan)
# false = in
toolZoomIn = QgsMapToolZoom(self.mapWidget, False)
toolZoomIn.setAction(self.actionZoomIn)
# true = out
toolZoomOut = QgsMapToolZoom(self.mapWidget, True)
toolZoomOut.setAction(self.actionZoomOut)
toolIdentify = QgsMapToolEmitPoint(self.mapWidget)
toolIdentify.setAction(self.actionIdentify)
toolIdentify.canvasClicked.connect(
lambda point, button: self.catalogue_map.show_tip(point))
self.actionZoomIn.triggered.connect(
lambda: self.mapWidget.setMapTool(toolZoomIn))
self.actionZoomOut.triggered.connect(
lambda: self.mapWidget.setMapTool(toolZoomOut))
self.actionPan.triggered.connect(
lambda: self.mapWidget.setMapTool(toolPan))
self.actionIdentify.triggered.connect(
lambda: self.mapWidget.setMapTool(toolIdentify))
self.mapWidget.setMapTool(toolPan)
self.stackedFormWidget.setCurrentIndex(0)
def current_tab(self):
"""
:returns: the current `Tab` selected
"""
return self.tabs[self.stackedFormWidget.currentIndex()]
# TODO: refactor. Use signal algorithmChanged
def on_algorithm_select(self, index):
"""
When a algorithm is selected we: show/Hide action `buttons`;
update the form for the tab `name` with the algorithm fields
:param int index: the ordinal of the algorithm selected
"""
tab = self.current_tab()
if not index:
tab.hide_action_buttons()
tab.clear_form()
else:
tab.show_action_buttons()
tab.update_form(
self.catalogue_model.catalogue,
self.on_completeness_select)
# TODO. use signal changeCompletenessMethod
def on_completeness_select(self, index):
"""
Select Completeness table callback
"""
# Use the whole catalogue
if index == 0:
self.catalogue_model.completeness_table = (
self.catalogue_model.default_completeness(
self.catalogue_model.catalogue))
# Use the computed one in the completeness table
elif index == 1:
self.catalogue_model.completeness_table = (
self.catalogue_model.last_computed_completeness_table)
# Input a completeness table based on a completeness threshold
elif index == 2:
threshold, ok = QtGui.QInputDialog.getDouble(
self, 'Input Dialog', 'Enter the threshold value:')
if ok:
self.catalogue_model.completeness_table = (
self.catalogue_model.completeness_from_threshold(
threshold))
# Input a custom completeness table by opening a table editor
elif index == 3:
dlg = CompletenessDialog()
if dlg.exec_():
self.catalogue_model.completeness_table = dlg.get_table()
def load_catalogue(self):
"""
Open a file dialog, load a catalogue from a csv file,
setup the maps and the charts
"""
csv_file = QtGui.QFileDialog.getOpenFileName(
self, 'Open Catalogue', '')
if not csv_file:
return
self.change_model(CatalogueModel.from_csv_file(csv_file))
# FIXME. all the behaviors below should be handled with signals
# TODO. Move this into a new singleton "Project" class
@wait_cursor
def change_model(self, model):
if self.catalogue_model:
self.push_state(self.catalogue_model)
self.catalogue_model = model
self.catalogueTableView.catalogue_model = model
self.catalogueTableView.setModel(self.catalogue_model.item_model)
if self.catalogue_map is None:
self.catalogue_map = CatalogueMap(
self.mapWidget, self.catalogue_model)
self.actionCatalogueToggleLabels.triggered.connect(
self.catalogue_map.toggle_catalogue_labels)
self.actionSourcesToggleLabels.triggered.connect(
self.catalogue_map.toggle_sources_labels)
self.catalogueTableView.catalogue_map = self.catalogue_map
else:
self.catalogue_map.change_catalogue_model(self.catalogue_model)
self.recurrenceModelChart.draw_seismicity_rate(
self.catalogue_model.catalogue, None)
@wait_cursor
def load_fault_source(self, fname):
"""
Open a file dialog, load a source model from a nrml file,
draw the source on the map
"""
self.catalogue_map.add_source_layers(SourceModelParser(fname).parse())
# TODO. move to widgets.SelectionDialog
def add_to_selection(self, idx):
SELECTORS[idx](self)
# TODO. move to widgets.SelectionDialog
def update_selection(self):
"""
:returns: a catalogue holding the selection
"""
initial = catalogue = self.catalogue_model.catalogue
if not self.selection_editor.selectorList.count():
self.catalogue_map.select([])
else:
for i in range(self.selection_editor.selectorList.count()):
selector = self.selection_editor.selectorList.item(i)
if (not self.intersect_with_selection and not
isinstance(selector, Invert)):
union_data = selector.apply(initial, initial).data
if initial != catalogue:
union_data['eventID'] = numpy.append(
union_data['eventID'], catalogue.data['eventID'])
union_data['year'] = numpy.append(
union_data['year'], catalogue.data['year'])
catalogue = Catalogue.make_from_dict(union_data)
else:
catalogue = selector.apply(catalogue, initial)
self.catalogue_map.select(catalogue.data['eventID'])
features_num = len(
self.catalogue_map.catalogue_layer.selectedFeatures())
if not features_num:
self.selection_editor.selectorSummaryLabel.setText(
"No event selected")
elif features_num == initial.get_number_events():
self.selection_editor.selectorSummaryLabel.setText(
"All events selected")
else:
self.selection_editor.selectorSummaryLabel.setText(
"%d events selected" % features_num)
return catalogue
# TODO. move to widgets.SelectionDialog
def remove_unselected_events(self):
# get the selected catalogue
catalogue = self.update_selection()
if QtGui.QMessageBox.question(
self, "Remove unselected events", "Are you sure?",
QtGui.QDialogButtonBox.Yes, QtGui.QDialogButtonBox.No):
self.change_model(CatalogueModel(catalogue))
for _ in range(self.selection_editor.selectorList.count()):
self.selection_editor.selectorList.takeItem(0)
def setup_actions(self):
"""
Connect menu, table and form actions to the proper slots
"""
# menu actions
self.actionDeclustering.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(0))
self.actionCompleteness.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(1))
self.actionRecurrenceModel.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(2))
self.actionMaximumMagnitude.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(3))
self.actionSmoothedSeismicity.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(4))
self.actionCatalogueAnalysis.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(5))
self.actionEventsInspector.triggered.connect(
lambda: self.stackedFormWidget.setCurrentIndex(6))
# menu import/export actions
self.actionLoadCatalogue.triggered.connect(self.load_catalogue)
self.actionSaveCatalogue.triggered.connect(self.save_catalogue)
self.actionLoadSourceNRML.triggered.connect(
lambda: self.load_fault_source(
QtGui.QFileDialog.getOpenFileName(
self, 'Open Source Model (NRML 4)', '.xml')))
filters_formats = QgsVectorFileWriter.supportedFiltersAndFormats()
for flt, fmt in filters_formats.items():
action = QtGui.QAction(self)
action.setText(
QtGui.QApplication.translate(
"HMTKWindow", fmt, None, QtGui.QApplication.UnicodeUTF8))
self.menuExport.addAction(action)
action.triggered.connect(self.save_as(flt, fmt))
# Selection management
self.actionDeleteUnselectedEvents.triggered.connect(
self.remove_unselected_events)
self.actionUndo.triggered.connect(self.undo)
self.actionInvertSelection.triggered.connect(
lambda: self.add_to_selection(0))
self.actionWithinPolygon.triggered.connect(
lambda: self.add_to_selection(1))
self.actionWithinJoynerBooreSource.triggered.connect(
lambda: self.add_to_selection(2))
self.actionWithinRuptureDistance.triggered.connect(
lambda: self.add_to_selection(3))
self.actionWithinSquare.triggered.connect(
lambda: self.add_to_selection(4))
self.actionWithinDistance.triggered.connect(
lambda: self.add_to_selection(5))
self.actionTimeBetween.triggered.connect(
lambda: self.add_to_selection(6))
self.actionFieldBetween.triggered.connect(
lambda: self.add_to_selection(7))
self.actionSelectionEditor.triggered.connect(
self.selection_editor.exec_)
# Style actions
self.actionCatalogueStyleByCluster.triggered.connect(
lambda: self.catalogue_map.set_catalogue_style("cluster"))
self.actionCatalogueStyleByDepthMagnitude.triggered.connect(
lambda: self.catalogue_map.set_catalogue_style("depth-magnitude"))
self.actionCatalogueStyleByCompleteness.triggered.connect(
lambda: self.catalogue_map.set_catalogue_style("completeness"))
self.actionLoadOSMBaseMap.triggered.connect(
lambda: self.catalogue_map.set_osm())
def save_as(self, flt, fmt):
"""
:returns:
a callback function to be used as an action for save menu item
"""
def wrapped():
QgsVectorFileWriter.writeAsVectorFormat(
self.mapWidget.layer(0),
QtGui.QFileDialog.getSaveFileName(
self, "Save Layer", "", flt),
"CP1250", None, fmt)
return wrapped
def save_catalogue(self):
"""
Open a file dialog to save the current catalogue in csv format
"""
self.catalogue_model.save(
QtGui.QFileDialog.getSaveFileName(
self, "Save Catalogue", "", "*.csv"))
# XXX. Maybe move to tabs.Tab
@wait_cursor
def _apply_algorithm(self, name):
algorithm = self.current_tab().algorithm()
try:
config = self.current_tab().get_config()
except ValueError as e:
alert(str(e))
return
return getattr(self.catalogue_model, name)(algorithm, config)
# TODO. Remove it. Connect output widgets to signal algorithmRun
@pyqtSlot(name="on_catalogueAnalysisButton_clicked")
def histogram(self):
histogram_data = self._apply_algorithm("histogram")
self.catalogue_model.histogram_output = histogram_data
if len(histogram_data) == 2:
bins, histogram = histogram_data
self.catalogueAnalysisChart.draw_1d_histogram(histogram, bins)
elif len(histogram_data) == 3:
x_bins, y_bins, histogram = histogram_data
self.catalogueAnalysisChart.draw_2d_histogram(
histogram, x_bins, y_bins)
else:
raise RuntimeError("Can't draw histogram %s" % histogram_data)
self.add_histogram_output()
@pyqtSlot(name="on_declusterButton_clicked")
def decluster(self):
"""
Apply current selected declustering algorithm, then update the
map
"""
success = self._apply_algorithm("declustering")
self.catalogueTableView.setModel(self.catalogue_model.item_model)
self.catalogue_map.update_catalogue_layer(
['Cluster_Index', 'Cluster_Flag'])
self.add_declustering_output()
self.catalogue_map.set_catalogue_style("cluster")
self.declusteringChart.draw_declustering_pie(
self.catalogue_model.catalogue.data['Cluster_Index'],
self.catalogue_model.catalogue.data['Cluster_Flag'])
return success
@pyqtSlot(name="on_declusteringPurgeButton_clicked")
def purge_decluster(self):
"""
Apply current selected declustering algorithm and purge the
catalogue. Update the map, the table and the charts
"""
if self.decluster():
self.catalogue_model.purge_decluster()
self.catalogueTableView.setModel(self.catalogue_model.item_model)
self.catalogue_map.change_catalogue_model(self.catalogue_model)
@pyqtSlot(name="on_completenessPurgeButton_clicked")
def purge_completeness(self):
"""
Apply current selected completeness algorithm and purge the
catalogue. Update the map, the table and the charts
"""
if self.completeness():
self.catalogue_model.purge_completeness()
self.catalogueTableView.setModel(self.catalogue_model.item_model)
self.catalogue_map.change_catalogue_model(self.catalogue_model)
@pyqtSlot(name="on_completenessButton_clicked")
def completeness(self):
"""
Apply current selected completeness algorithm, then update the
map and the chart if needed
"""
model = self._apply_algorithm("completeness")
if model is not None:
self.catalogue_map.update_catalogue_layer(['Completeness_Flag'])
self.completenessChart.draw_completeness(model)
self.add_completeness_output()
self.catalogue_map.set_catalogue_style("completeness")
return True
@pyqtSlot(name="on_recurrenceModelButton_clicked")
def recurrence_model(self):
"""
Apply the selected algorithm for recurrence model analysis, open
a popup with the returned values, and draw the results in a
chart
"""
params = self._apply_algorithm("recurrence_model")
# the algorithm for performing recurrence model analysis returns
# either 3 values, either 5. In the latter case we have the
# parameter value to plot the seismicity rate chart.
if len(params) == 5:
self.recurrenceModelChart.draw_seismicity_rate(
self.catalogue_model.catalogue, *params)
self.catalogue_model.recurrence_model_output = params
self.add_recurrence_model_output()
@pyqtSlot(name="on_maxMagnitudeButton_clicked")
def max_magnitude(self):
"""
Apply the selected algorithm for maximum magnitude estimation, open
a popup with the returned values
"""
mmax_params = self._apply_algorithm("max_magnitude")
self.catalogue_model.maximum_magnitude_output = mmax_params
self.add_maximum_magnitude_output()
@pyqtSlot(name="on_smoothedSeismicityButton_clicked")
def smoothed_seismicity(self):
"""
Apply the smoothing kernel selected algorithm and update the map
accordingly
"""
smoothed_matrix = self._apply_algorithm("smoothed_seismicity")
self.catalogue_model.smoothed_seismicity_output = smoothed_matrix
self.catalogue_map.set_raster(smoothed_matrix)
self.add_smoothed_seismicity_output()
def change_tab(self, index):
if self.catalogue_map is None:
return
if index == 0:
self.catalogue_map.set_catalogue_style("cluster")
self.add_declustering_output()
elif index == 1:
self.catalogue_map.set_catalogue_style("completeness")
self.add_completeness_output()
elif index == 2:
self.catalogue_map.set_catalogue_style("depth-magnitude")
self.add_recurrence_model_output()
elif index == 3:
self.catalogue_map.set_catalogue_style("depth-magnitude")
self.add_maximum_magnitude_output()
elif index == 4:
self.catalogue_map.set_catalogue_style("default")
self.add_smoothed_seismicity_output()
elif index == 5:
self.catalogue_map.set_catalogue_style("depth-magnitude")
self.add_histogram_output()
else:
self.catalogue_map.set_catalogue_style("depth-magnitude")
def add_declustering_output(self):
cat = self.catalogue_model.catalogue
events = cat.load_to_array(
['Cluster_Index', 'Cluster_Flag', 'eventID']).astype(numpy.int32)
clustered = events[events[:, 0] != 0]
clusters = dict()
Cluster = collections.namedtuple(
'Cluster',
'id mainshocks foreshocks aftershocks')
for cluster_index, flag, event_id in clustered:
if cluster_index not in clusters:
if flag == 0:
cluster = Cluster(cluster_index, [event_id], [], [])
elif flag == -1:
cluster = Cluster(cluster_index, [], [event_id], [])
elif flag == 1:
cluster = Cluster(cluster_index, [], [], [event_id])
else:
raise RuntimeError("Invalid cluster flag %s" % flag)
clusters[cluster_index] = cluster
else:
cluster = clusters[cluster_index]
if flag == 0:
cluster.mainshocks.append(event_id)
elif flag == -1:
cluster.foreshocks.append(event_id)
elif flag == 1:
cluster.aftershocks.append(event_id)
else:
raise RuntimeError("Invalid cluster flag %s" % flag)
groups = sorted(clusters.values(), key=(
lambda cluster: sum([len(g) for g in cluster[1:]])))
self.resultsTable.set_data(
[[numpy.argwhere(cat.data['Cluster_Index'] != 0).size,
numpy.argwhere(cat.data['Cluster_Index'] == 0).size,
numpy.argwhere(cat.data['Cluster_Flag'] == -1).size,
numpy.argwhere(cat.data['Cluster_Flag'] == 1).size]] + groups,
["Clusters", "Main shocks", "Foreshocks", "Aftershocks"],
["Totals"],
lambda item: self.catalogue_map.center_on(
'Cluster_Index', int(
self.resultsTable.item(item.row(), 0).data(0))))
for row, (cluster_idx, _, _, _) in enumerate(groups, 1):
self.resultsTable.item(row, 0).setData(
Qt.ForegroundRole,
self.catalogue_model.cluster_color(cluster_idx))
def add_completeness_output(self):
self.resultsTable.set_data(
self.catalogue_model.completeness_table,
["Year", "Magnitude"])
def add_histogram_output(self):
if self.catalogue_model.histogram_output is None:
return
elif len(self.catalogue_model.histogram_output) == 2:
self.resultsTable.set_data(
zip(*self.catalogue_model.histogram_output),
["Bin", "Count"])
elif len(self.catalogue_model.histogram_output) == 3:
self.resultsTable.set_data(
self.catalogue_model.histogram_output[2],
[str(x)
for x in self.catalogue_model.histogram_output[0][:-1]],
[str(x)
for x in self.catalogue_model.histogram_output[1][:-1]])
else:
raise RuntimeError(
"Can't update resultsTable for %s" % (
self.catalogue_model.histogram_output))
def add_recurrence_model_output(self):
# see #recurrence_model
if self.catalogue_model.recurrence_model_output is not None:
if len(self.catalogue_model.recurrence_model_output) == 3:
self.resultsTable.set_data(
[self.catalogue_model.recurrence_model_output[1:]],
["b value", "sigma b"])
elif len(self.catalogue_model.recurrence_model_output) == 5:
self.resultsTable.set_data(
[self.catalogue_model.recurrence_model_output],
["Reference Magnitude", "b value", "sigma b",
"rate", "sigma rate"])
def add_maximum_magnitude_output(self):
if self.catalogue_model.maximum_magnitude_output is not None:
self.resultsTable.set_data(
[self.catalogue_model.maximum_magnitude_output],
["Maximum Magnitude", "Standard deviation"])
def add_smoothed_seismicity_output(self):
if self.catalogue_model.smoothed_seismicity_output is not None:
self.resultsTable.set_data(
self.catalogue_model.smoothed_seismicity_output,
["Longitude", "Latitude", "Depth", "Observed", "Smoothed"])
@property
def intersect_with_selection(self):
return self.actionIntersectWithSelection.isChecked()
