def init_analysis(self):
"""Setup analysis to make it ready to work.
.. note:: Copied or adapted from the dock
"""
self.analysis = Analysis()
# Impact Function
impact_function = self.impact_function_manager.get(
self.parent.selected_function()['id'])
impact_function.parameters = self.parent.if_params
self.analysis.impact_function = impact_function
# Layers
self.analysis.hazard = self.parent.hazard_layer
self.analysis.exposure = self.parent.exposure_layer
self.analysis.aggregation = self.parent.aggregation_layer
# TODO test if the implement aggregation layer works!
# Variables
self.analysis.clip_hard = self.clip_hard
self.analysis.show_intermediate_layers = self.show_intermediate_layers
viewport = viewport_geo_array(self.iface.mapCanvas())
self.analysis.viewport_extent = viewport
# Extent
if self.analysis.user_extent:
self.analysis.user_extent = self.extent.user_extent
self.analysis.user_extent_crs = self.extent.user_extent_crs
def setup_analysis(self):
"""Setup analysis to make it ready to work.
.. note:: Copied or adapted from the dock
"""
# Impact Function
self.impact_function = self.impact_function_manager.get(
self.parent.step_fc_function.selected_function()['id'])
self.impact_function.parameters = self.parent.step_fc_summary.if_params
# Layers
self.impact_function.hazard = self.parent.hazard_layer
self.impact_function.exposure = self.parent.exposure_layer
self.impact_function.aggregation = self.parent.aggregation_layer
# TODO test if the implement aggregation layer works!
# Variables
self.impact_function.clip_hard = self.clip_hard
self.impact_function.show_intermediate_layers = \
self.show_intermediate_layers
viewport = viewport_geo_array(self.iface.mapCanvas())
self.impact_function.viewport_extent = viewport
# Extent
if self.impact_function.requested_extent:
extent = self.extent
self.impact_function.requested_extent = extent.user_extent
self.impact_function.requested_extent_crs = extent.user_extent_crs
def setup_analysis(self):
"""Setup analysis to make it ready to work.
.. note:: Copied or adapted from the dock
"""
# Impact Function
self.impact_function = self.impact_function_manager.get(
self.parent.step_fc_function.selected_function()['id'])
self.impact_function.parameters = self.parent.step_fc_summary.if_params
# Layers
self.impact_function.hazard = self.parent.hazard_layer
self.impact_function.exposure = self.parent.exposure_layer
self.impact_function.aggregation = self.parent.aggregation_layer
# TODO test if the implement aggregation layer works!
# Variables
self.impact_function.clip_hard = self.clip_hard
self.impact_function.show_intermediate_layers = \
self.show_intermediate_layers
viewport = viewport_geo_array(self.iface.mapCanvas())
self.impact_function.viewport_extent = viewport
# Extent
if self.impact_function.requested_extent:
extent = self.extent
self.impact_function.requested_extent = extent.user_extent
self.impact_function.requested_extent_crs = extent.user_extent_crs
def init_analysis(self):
"""Setup analysis to make it ready to work.
.. note:: Copied or adapted from the dock
"""
self.analysis = Analysis()
# Impact Function
impact_function = self.impact_function_manager.get(
self.parent.selected_function()['id'])
impact_function.parameters = self.parent.if_params
self.analysis.impact_function = impact_function
# Layers
self.analysis.hazard = self.parent.hazard_layer
self.analysis.exposure = self.parent.exposure_layer
self.analysis.aggregation = self.parent.aggregation_layer
# TODO test if the implement aggregation layer works!
# Variables
self.analysis.clip_hard = self.clip_hard
self.analysis.show_intermediate_layers = self.show_intermediate_layers
viewport = viewport_geo_array(self.iface.mapCanvas())
self.analysis.viewport_extent = viewport
# Extent
if self.analysis.user_extent:
self.analysis.user_extent = self.extent.user_extent
self.analysis.user_extent_crs = self.extent.user_extent_crs
def update_extent(self):
""" Update extent value in GUI based from value in map."""
# Get the extent as [xmin, ymin, xmax, ymax]
extent = viewport_geo_array(self.iface.mapCanvas())
self.min_longitude.setText(str(extent[0]))
self.min_latitude.setText(str(extent[1]))
self.max_longitude.setText(str(extent[2]))
self.max_latitude.setText(str(extent[3]))
def update_extent_from_map_canvas(self):
"""Update extent value in GUI based from value in map.
.. note:: Delegates to update_extent()
"""
self.groupBox.setTitle(self.tr('Bounding box from the map canvas'))
# Get the extent as [xmin, ymin, xmax, ymax]
extent = viewport_geo_array(self.iface.mapCanvas())
self.update_extent(extent)
def update_extent_from_map_canvas(self):
"""Update extent value in GUI based from value in map.
.. note:: Delegates to update_extent()
"""
self.groupBox.setTitle(self.tr('Bounding box from the map canvas'))
# Get the extent as [xmin, ymin, xmax, ymax]
extent = viewport_geo_array(self.iface.mapCanvas())
self.update_extent(extent)
def save_scenario(self, scenario_file_path=None):
"""Save current scenario to a text file.
You can use the saved scenario with the batch runner.
:param scenario_file_path: A path to the scenario file.
:type scenario_file_path: str
"""
# Validate Input
warning_title = tr('InaSAFE Save Scenario Warning')
is_valid, warning_message = self.validate_input()
if not is_valid:
# noinspection PyCallByClass,PyTypeChecker,PyArgumentList
QtGui.QMessageBox.warning(self, warning_title, warning_message)
return
# Make extent to look like:
# 109.829170982, -8.13333290561, 111.005344795, -7.49226294379
# Added in 2.2 to support user defined analysis extents
if self.dock.extent.user_extent is not None \
and self.dock.extent.crs is not None:
# In V4.0, user_extent is QgsGeometry.
user_extent = self.dock.extent.user_extent.boundingBox()
extent = extent_to_array(user_extent, self.dock.extent.crs)
else:
extent = viewport_geo_array(self.iface.mapCanvas())
extent_string = ', '.join(('%f' % x) for x in extent)
exposure_path = self.exposure_layer.publicSource()
hazard_path = self.hazard_layer.publicSource()
title = self.keyword_io.read_keywords(self.hazard_layer, 'title')
title = tr(title)
default_filename = title.replace(' ',
'_').replace('(',
'').replace(')', '')
# Popup a dialog to request the filename if scenario_file_path = None
dialog_title = tr('Save Scenario')
if scenario_file_path is None:
# noinspection PyCallByClass,PyTypeChecker
scenario_file_path = QFileDialog.getSaveFileName(
self, dialog_title,
os.path.join(self.output_directory, default_filename + '.txt'),
"Text files (*.txt)")
if scenario_file_path is None or scenario_file_path == '':
return
self.output_directory = os.path.dirname(scenario_file_path)
# Write to file
parser = ConfigParser()
parser.add_section(title)
# Relative path is not recognized by the batch runner, so we use
# absolute path.
parser.set(title, 'exposure', exposure_path)
parser.set(title, 'hazard', hazard_path)
parser.set(title, 'extent', extent_string)
if self.dock.extent.crs is None:
parser.set(title, 'extent_crs', 'EPSG:4326')
else:
parser.set(title, 'extent_crs', self.dock.extent.crs.authid())
if self.aggregation_layer is not None:
aggregation_path = self.aggregation_layer.publicSource()
relative_aggregation_path = self.relative_path(
scenario_file_path, aggregation_path)
parser.set(title, 'aggregation', relative_aggregation_path)
# noinspection PyBroadException
try:
parser.write(open(scenario_file_path, 'a'))
except Exception as e:
# noinspection PyTypeChecker,PyCallByClass,PyArgumentList
QtGui.QMessageBox.warning(
self, 'InaSAFE',
tr('Failed to save scenario to {path}, exception '
'{exception}').format(path=scenario_file_path,
exception=str(e)))
# Save State
self.save_state()
def save_scenario(self, scenario_file_path=None):
"""Save current scenario to a text file.
You can use the saved scenario with the batch runner.
:param scenario_file_path: A path to the scenario file.
:type scenario_file_path: str
"""
# Validate Input
warning_title = self.tr('InaSAFE Save Scenario Warning')
is_valid, warning_message = self.validate_input()
if not is_valid:
# noinspection PyCallByClass,PyTypeChecker,PyArgumentList
QtGui.QMessageBox.warning(self, warning_title, warning_message)
return
# Make extent to look like:
# 109.829170982, -8.13333290561, 111.005344795, -7.49226294379
# Added in 2.2 to support user defined analysis extents
if self.dock.extent.user_extent is not None \
and self.dock.extent.user_extent_crs is not None:
extent = extent_to_array(
self.dock.extent.user_extent,
self.dock.extent.user_extent_crs)
else:
extent = viewport_geo_array(self.iface.mapCanvas())
extent_string = ', '.join(('%f' % x) for x in extent)
exposure_path = self.exposure_layer.publicSource()
hazard_path = self.hazard_layer.publicSource()
title = self.keyword_io.read_keywords(self.hazard_layer, 'title')
title = self.tr(title)
default_filename = title.replace(
' ', '_').replace('(', '').replace(')', '')
# Popup a dialog to request the filename if scenario_file_path = None
dialog_title = self.tr('Save Scenario')
if scenario_file_path is None:
# noinspection PyCallByClass,PyTypeChecker
scenario_file_path = QFileDialog.getSaveFileName(
self,
dialog_title,
os.path.join(self.output_directory, default_filename + '.txt'),
"Text files (*.txt)")
if scenario_file_path is None or scenario_file_path == '':
return
self.output_directory = os.path.dirname(scenario_file_path)
# Get relative path for each layer
relative_exposure_path = self.relative_path(
scenario_file_path, exposure_path)
relative_hazard_path = self.relative_path(
scenario_file_path, hazard_path)
# Write to file
parser = ConfigParser()
parser.add_section(title)
parser.set(title, 'exposure', relative_exposure_path)
parser.set(title, 'hazard', relative_hazard_path)
parser.set(title, 'function', self.function_id)
parser.set(title, 'extent', extent_string)
if self.dock.extent.user_extent_crs is None:
parser.set(title, 'extent_crs',
'EPSG:4326')
else:
parser.set(
title,
'extent_crs',
self.dock.extent.user_extent_crs.authid())
if self.aggregation_layer is not None:
aggregation_path = self.aggregation_layer.publicSource()
relative_aggregation_path = self.relative_path(
scenario_file_path, aggregation_path)
parser.set(title, 'aggregation', relative_aggregation_path)
try:
parser.write(open(scenario_file_path, 'a'))
except IOError:
# noinspection PyTypeChecker,PyCallByClass,PyArgumentList
QtGui.QMessageBox.warning(
self,
self.tr('InaSAFE'),
self.tr('Failed to save scenario to ' + scenario_file_path))
# Save State
self.save_state()
