def loadAreaSourceLayer(cls):
"""Load area source layer from Shapefile. Add required feature attributes
if they are missing.
"""
area_source_path = os.path.join(
layers.DATA_DIR, ZONE_FILE_DIR,
unicode(cls.comboBoxAreaZoneInput.currentText()))
if not os.path.isfile(area_source_path):
utils.warning_missing_layer_file(area_source_path)
return
save_path = os.path.join(layers.DATA_DIR, ZONE_FILE_DIR, TEMP_FILENAME)
layer = loadAreaSourceFromSHP(area_source_path,
cls.data.mmax,
cls.background_zone_layer,
save_path,
layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.AREA_LAYER_STYLE['visible'])
return layer
def loadFaultBackgroundLayer(cls):
"""Load fault source background layer from Shapefile.
"""
fault_background_path = os.path.join(
layers.DATA_DIR, FAULT_BACKGROUND_FILE_DIR,
unicode(cls.comboBoxFaultBackgrZoneInput.currentText()))
if not os.path.isfile(fault_background_path):
utils.warning_missing_layer_file(fault_background_path)
return
save_path = os.path.join(layers.DATA_DIR, FAULT_BACKGROUND_FILE_DIR,
TEMP_FILENAME)
layer = loadFaultBackgroundFromSHP(fault_background_path,
save_path,
layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer,
render.FAULT_BACKGROUND_LAYER_STYLE['visible'])
return layer
def loadEQCatalogLayer(cls):
"""Load EQ catalog layer from ASCII catalog file.
Add required feature attributes if they are missing.
TODO(fab): load catalog from Python pickle of compact catalog format.
"""
catalog_path = os.path.join(
layers.DATA_DIR, CATALOG_DIR,
unicode(cls.comboBoxEQCatalogInput.currentText()))
if not os.path.isfile(catalog_path):
utils.warning_missing_layer_file(catalog_path)
return
(layer, cls.catalog) = loadEQCatalogFromFile(catalog_path)
# set time span of catalog
cls.catalog_time_span = cls.catalog.timeSpan()
# update layer's extent when new features have been added
# because change of extent in provider is not
# propagated to the layer
layer.updateExtents()
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.EQ_LAYER_STYLE['visible'])
return layer
def loadEQCatalogLayer(cls):
"""Load EQ catalog layer from ASCII catalog file.
Add required feature attributes if they are missing.
TODO(fab): load catalog from Python pickle of compact catalog format.
"""
catalog_path = os.path.join(layers.DATA_DIR, CATALOG_DIR,
unicode(cls.comboBoxEQCatalogInput.currentText()))
if not os.path.isfile(catalog_path):
utils.warning_missing_layer_file(catalog_path)
return
(layer, cls.catalog) = loadEQCatalogFromFile(catalog_path)
# set time span of catalog
cls.catalog_time_span = cls.catalog.timeSpan()
# update layer's extent when new features have been added
# because change of extent in provider is not
# propagated to the layer
layer.updateExtents()
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.EQ_LAYER_STYLE['visible'])
return layer
def loadBackgroundLayer(cls):
if cls.background_layer is None:
background_path = os.path.join(layers.DATA_DIR, MAP_OVERLAY_DIR,
MAP_OVERLAY_POLITICAL_FILE)
if not os.path.isfile(background_path):
utils.warning_missing_layer_file(background_path)
return
cls.background_layer = QgsVectorLayer(background_path,
"Political Boundaries", "ogr")
QgsMapLayerRegistry.instance().addMapLayer(cls.background_layer)
# set layer visibility
cls.legend.setLayerVisible(cls.background_layer,
render.BACKGROUND_LAYER_STYLE['visible'])
def loadBackgroundLayer(cls):
if cls.background_layer is None:
background_path = os.path.join(layers.DATA_DIR, MAP_OVERLAY_DIR,
MAP_OVERLAY_POLITICAL_FILE)
if not os.path.isfile(background_path):
utils.warning_missing_layer_file(background_path)
return
cls.background_layer = QgsVectorLayer(background_path,
"Political Boundaries", "ogr")
QgsMapLayerRegistry.instance().addMapLayer(cls.background_layer)
# set layer visibility
cls.legend.setLayerVisible(cls.background_layer,
render.BACKGROUND_LAYER_STYLE['visible'])
def loadAreaSourceLayer(cls):
"""Load area source layer from Shapefile. Add required feature attributes
if they are missing.
"""
area_source_path = os.path.join(layers.DATA_DIR,
ZONE_FILE_DIR, unicode(cls.comboBoxAreaZoneInput.currentText()))
if not os.path.isfile(area_source_path):
utils.warning_missing_layer_file(area_source_path)
return
save_path = os.path.join(layers.DATA_DIR, ZONE_FILE_DIR, TEMP_FILENAME)
layer = loadAreaSourceFromSHP(area_source_path, cls.data.mmax,
cls.background_zone_layer, save_path, layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.AREA_LAYER_STYLE['visible'])
return layer
def loadFaultSourceLayer(cls):
"""Load fault source layer from Shapefile. Add required feature attributes
if they are missing.
"""
fault_source_path = os.path.join(layers.DATA_DIR,
FAULT_FILE_DIR, unicode(cls.comboBoxFaultZoneInput.currentText()))
if not os.path.isfile(fault_source_path):
utils.warning_missing_layer_file(fault_source_path)
return
save_path = os.path.join(layers.DATA_DIR, FAULT_FILE_DIR, TEMP_FILENAME)
layer = loadFaultSourceFromSHP(fault_source_path, save_path,
layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.FAULT_LAYER_STYLE['visible'])
return layer
def loadBackgroundZoneLayer(cls):
"""Load layer of background zones with completeness history and
Mmax from ASCII files.
"""
background_mmax_path = os.path.join(layers.DATA_DIR, BACKGROUND_DIR,
BACKGROUND_ZONES_MMAX_FILE)
if not os.path.isfile(background_mmax_path):
utils.warning_missing_layer_file(background_mmax_path)
return None
background_completeness_path = os.path.join(
layers.DATA_DIR, BACKGROUND_DIR, BACKGROUND_ZONES_COMPLETENESS_FILE)
if not os.path.isfile(background_completeness_path):
utils.warning_missing_layer_file(background_completeness_path)
return None
save_path = os.path.join(layers.DATA_DIR, BACKGROUND_DIR, TEMP_FILENAME)
layer = loadBackgroundZoneFromFile(background_mmax_path,
background_completeness_path,
save_path,
layer2file=False)
# update layer's extent when new features have been added
# because change of extent in provider is not
# propagated to the layer
layer.updateExtents()
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer as not visible
cls.legend.setLayerVisible(layer, False)
# set layer visibility
cls.legend.setLayerVisible(layer,
render.BACKGROUND_ZONE_LAYER_STYLE['visible'])
return layer
def loadFaultSourceLayer(cls):
"""Load fault source layer from Shapefile. Add required feature attributes
if they are missing.
"""
fault_source_path = os.path.join(
layers.DATA_DIR, FAULT_FILE_DIR,
unicode(cls.comboBoxFaultZoneInput.currentText()))
if not os.path.isfile(fault_source_path):
utils.warning_missing_layer_file(fault_source_path)
return
save_path = os.path.join(layers.DATA_DIR, FAULT_FILE_DIR, TEMP_FILENAME)
layer = loadFaultSourceFromSHP(fault_source_path,
save_path,
layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer, render.FAULT_LAYER_STYLE['visible'])
return layer
def loadBackgroundZoneLayer(cls):
"""Load layer of background zones with completeness history and
Mmax from ASCII files.
"""
background_mmax_path = os.path.join(layers.DATA_DIR, BACKGROUND_DIR,
BACKGROUND_ZONES_MMAX_FILE)
if not os.path.isfile(background_mmax_path):
utils.warning_missing_layer_file(background_mmax_path)
return None
background_completeness_path = os.path.join(layers.DATA_DIR,
BACKGROUND_DIR, BACKGROUND_ZONES_COMPLETENESS_FILE)
if not os.path.isfile(background_completeness_path):
utils.warning_missing_layer_file(background_completeness_path)
return None
save_path = os.path.join(layers.DATA_DIR, BACKGROUND_DIR, TEMP_FILENAME)
layer = loadBackgroundZoneFromFile(background_mmax_path,
background_completeness_path, save_path, layer2file=False)
# update layer's extent when new features have been added
# because change of extent in provider is not
# propagated to the layer
layer.updateExtents()
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer as not visible
cls.legend.setLayerVisible(layer, False)
# set layer visibility
cls.legend.setLayerVisible(layer,
render.BACKGROUND_ZONE_LAYER_STYLE['visible'])
return layer
def loadFaultBackgroundLayer(cls):
"""Load fault source background layer from Shapefile.
"""
fault_background_path = os.path.join(layers.DATA_DIR,
FAULT_BACKGROUND_FILE_DIR, unicode(
cls.comboBoxFaultBackgrZoneInput.currentText()))
if not os.path.isfile(fault_background_path):
utils.warning_missing_layer_file(fault_background_path)
return
save_path = os.path.join(layers.DATA_DIR, FAULT_BACKGROUND_FILE_DIR,
TEMP_FILENAME)
layer = loadFaultBackgroundFromSHP(fault_background_path, save_path,
layer2file=False)
# register layer in QGis
QgsMapLayerRegistry.instance().addMapLayer(layer)
# set layer visibility
cls.legend.setLayerVisible(layer,
render.FAULT_BACKGROUND_LAYER_STYLE['visible'])
return layer
