def test_result_styling(self):
"""Test that ouputs from a model are correctly styled (colours and
opacity. """
# Push OK with the left mouse button
print '--------------------'
print combos_to_string(DOCK)
result, message = setup_scenario(
DOCK,
hazard='A flood in Jakarta like in 2007',
exposure='People',
function='Need evacuation',
function_id='Flood Evacuation Function')
self.assertTrue(result, message)
# Enable on-the-fly reprojection
set_canvas_crs(GEOCRS, True)
set_jakarta_extent(DOCK)
DOCK.accept()
# DOCK.analysis.get_impact_layer()
safe_layer = DOCK.analysis.get_impact_layer()
qgis_layer = read_impact_layer(safe_layer)
style = safe_layer.get_style_info()
setRasterStyle(qgis_layer, style)
# simple test for now - we could test explicity for style state
# later if needed.
message = ('Raster layer was not assigned a Singleband pseudocolor'
' renderer as expected.')
self.assertTrue(
qgis_layer.renderer().type() == 'singlebandpseudocolor', message)
def completed(self, zero_impact):
"""Slot activated when the process is done.
:param zero_impact: Flag for zero impact.
:type zero_impact: bool
.. note:: Adapted from the dock
"""
# Try to run completion code
# Show the result in the dock from layer if there is an impact.
if not zero_impact:
try:
from datetime import datetime
LOGGER.debug(datetime.now())
LOGGER.debug('get engine impact layer')
LOGGER.debug(self.impact_function is None)
# Load impact layer into QGIS
qgis_impact_layer = read_impact_layer(
self.impact_function.impact)
report = self.show_results()
except Exception, e: # pylint: disable=W0703
# FIXME (Ole): This branch is not covered by the tests
self.analysis_error(e, self.tr('Error loading impact layer.'))
else:
# On success, display generated report
impact_path = qgis_impact_layer.source()
message = m.Message(report)
# noinspection PyTypeChecker
send_static_message(self, message)
self.parent.step_fc_analysis.wvResults.impact_path = \
impact_path
def test_result_styling(self):
"""Test that colours and opacity from a model are correctly styled."""
# Push OK with the left mouse button
print '--------------------'
print combos_to_string(self.dock)
result, message = setup_scenario(
self.dock,
hazard='Continuous Flood',
exposure='Population',
function='Need evacuation',
function_id='FloodEvacuationRasterHazardFunction')
self.assertTrue(result, message)
# Enable on-the-fly reprojection
set_canvas_crs(GEOCRS, True)
set_jakarta_extent(self.dock)
self.dock.accept()
# self.dock.analysis.get_impact_layer()
safe_layer = self.dock.analysis.impact_layer
qgis_layer = read_impact_layer(safe_layer)
style = safe_layer.get_style_info()
setRasterStyle(qgis_layer, style)
# simple test for now - we could test explicity for style state
# later if needed.
message = (
'Raster layer was not assigned a Singleband pseudocolor'
' renderer as expected.')
self.assertTrue(
qgis_layer.renderer().type() == 'singlebandpseudocolor', message)
def test_result_styling(self):
"""Test that colours and opacity from a model are correctly styled."""
settings = QtCore.QSettings()
settings.setValue('inasafe/analysis_extents_mode', 'HazardExposure')
result, message = setup_scenario(
self.dock,
hazard='Continuous Flood',
exposure='Population',
function='Need evacuation',
function_id='FloodEvacuationRasterHazardFunction')
self.assertTrue(result, message)
# Enable on-the-fly reprojection
set_canvas_crs(GEOCRS, True)
set_jakarta_extent(self.dock)
self.dock.accept()
safe_layer = self.dock.impact_function.impact
qgis_layer = read_impact_layer(safe_layer)
style = safe_layer.get_style_info()
setRasterStyle(qgis_layer, style)
# simple test for now - we could test explicitly for style state
# later if needed.
message = (
'Raster layer was not assigned a Singleband pseudocolor '
'renderer as expected.')
self.assertEquals(
qgis_layer.renderer().type(), 'singlebandpseudocolor', message)
def test_result_styling(self):
"""Test that colours and opacity from a model are correctly styled."""
settings = QtCore.QSettings()
settings.setValue('inasafe/analysis_extents_mode', 'HazardExposure')
result, message = setup_scenario(
self.dock,
hazard='Continuous Flood',
exposure='Population',
function='Need evacuation',
function_id='FloodEvacuationRasterHazardFunction')
self.assertTrue(result, message)
# Enable on-the-fly reprojection
set_canvas_crs(GEOCRS, True)
set_jakarta_extent(self.dock)
self.dock.accept()
safe_layer = self.dock.impact_function.impact
qgis_layer = read_impact_layer(safe_layer)
style = safe_layer.get_style_info()
setRasterStyle(qgis_layer, style)
# simple test for now - we could test explicitly for style state
# later if needed.
message = ('Raster layer was not assigned a Singleband pseudocolor '
'renderer as expected.')
self.assertEquals(qgis_layer.renderer().type(),
'singlebandpseudocolor', message)
def completed(self, zero_impact):
"""Slot activated when the process is done.
:param zero_impact: Flag for zero impact.
:type zero_impact: bool
.. note:: Adapted from the dock
"""
# Try to run completion code
# Show the result in the dock from layer if there is an impact.
if not zero_impact:
try:
from datetime import datetime
LOGGER.debug(datetime.now())
LOGGER.debug('get engine impact layer')
LOGGER.debug(self.impact_function is None)
# Load impact layer into QGIS
qgis_impact_layer = read_impact_layer(
self.impact_function.impact)
report = self.show_results()
except Exception, e: # pylint: disable=W0703
# FIXME (Ole): This branch is not covered by the tests
self.analysis_error(e, self.tr('Error loading impact layer.'))
else:
# On success, display generated report
impact_path = qgis_impact_layer.source()
message = m.Message(report)
# noinspection PyTypeChecker
send_static_message(self, message)
self.parent.step_fc_analysis.wvResults.impact_path = \
impact_path
def completed(self):
"""Slot activated when the process is done.
.. note:: Adapted from the dock
"""
# Try to run completion code
try:
from datetime import datetime
LOGGER.debug(datetime.now())
LOGGER.debug('get engine impact layer')
LOGGER.debug(self.impact_function is None)
# Load impact layer into QGIS
qgis_impact_layer = read_impact_layer(self.impact_function.impact)
report = self.show_results()
except Exception, e: # pylint: disable=W0703
# FIXME (Ole): This branch is not covered by the tests
self.analysis_error(e, self.tr('Error loading impact layer.'))
def completed(self):
"""Slot activated when the process is done.
.. note:: Adapted from the dock
"""
# Try to run completion code
try:
from datetime import datetime
LOGGER.debug(datetime.now())
LOGGER.debug('get engine impact layer')
LOGGER.debug(self.analysis is None)
engine_impact_layer = self.analysis.get_impact_layer()
# Load impact layer into QGIS
qgis_impact_layer = read_impact_layer(engine_impact_layer)
report = self.show_results(qgis_impact_layer, engine_impact_layer)
except Exception, e: # pylint: disable=W0703
# FIXME (Ole): This branch is not covered by the tests
self.analysis_error(e, self.tr('Error loading impact layer.'))
def show_results(self):
"""Helper function for slot activated when the process is done.
.. versionchanged:: 3.4 - removed parameters.
.. note:: If you update this function, please report your change to
safe.gui.widgets.dock.show_results too.
:returns: Provides a report for writing to the dock.
:rtype: str
"""
qgis_exposure = self.impact_function.exposure.qgis_layer()
qgis_hazard = self.impact_function.hazard.qgis_layer()
qgis_aggregation = self.impact_function.aggregation.qgis_layer()
safe_impact_layer = self.impact_function.impact
qgis_impact_layer = read_impact_layer(safe_impact_layer)
keywords = self.keyword_io.read_keywords(qgis_impact_layer)
json_path = os.path.splitext(qgis_impact_layer.source())[0] + '.json'
# write postprocessing report to keyword
postprocessor_data = self.impact_function.postprocessor_manager.\
get_json_data(self.impact_function.aggregator.aoi_mode)
post_processing_report = m.Message()
if os.path.exists(json_path):
with open(json_path) as json_file:
impact_data = json.load(
json_file, object_pairs_hook=OrderedDict)
impact_data['post processing'] = postprocessor_data
with open(json_path, 'w') as json_file_2:
json.dump(impact_data, json_file_2, indent=2)
else:
post_processing_report = self.impact_function.\
postprocessor_manager.get_output(
self.impact_function.aggregator.aoi_mode)
keywords['postprocessing_report'] = post_processing_report.to_html(
suppress_newlines=True)
self.keyword_io.write_keywords(qgis_impact_layer, keywords)
# Get tabular information from impact layer
report = m.Message()
report.add(LOGO_ELEMENT)
report.add(m.Heading(self.tr('Analysis Results'), **INFO_STYLE))
# If JSON Impact Data Exist, use JSON
json_path = qgis_impact_layer.source()[:-3] + 'json'
LOGGER.debug('JSON Path %s' % json_path)
if os.path.exists(json_path):
impact_template = get_report_template(json_file=json_path)
impact_report = impact_template.generate_message_report()
report.add(impact_report)
else:
report.add(self.keyword_io.read_keywords(
qgis_impact_layer, 'impact_summary'))
# append postprocessing report
report.add(post_processing_report.to_html())
# Layer attribution comes last
report.add(impact_attribution(keywords).to_html(True))
# Get requested style for impact layer of either kind
style = safe_impact_layer.get_style_info()
style_type = safe_impact_layer.get_style_type()
# Determine styling for QGIS layer
if safe_impact_layer.is_vector:
if not style:
# Set default style if possible
pass
elif style_type == 'categorizedSymbol':
LOGGER.debug('use categorized')
set_vector_categorized_style(qgis_impact_layer, style)
elif style_type == 'graduatedSymbol':
LOGGER.debug('use graduated')
set_vector_graduated_style(qgis_impact_layer, style)
elif safe_impact_layer.is_raster:
if not style:
qgis_impact_layer.setDrawingStyle("SingleBandPseudoColor")
else:
setRasterStyle(qgis_impact_layer, style)
else:
message = self.tr(
'Impact layer %s was neither a raster or a vector layer') % (
qgis_impact_layer.source())
# noinspection PyExceptionInherit
raise ReadLayerError(message)
legend = self.iface.legendInterface()
# Insert the aggregation output above the input aggregation layer
if self.show_intermediate_layers:
add_above_layer(
self.impact_function.aggregator.layer,
qgis_aggregation)
legend.setLayerVisible(self.impact_function.aggregator.layer, True)
if self.hide_exposure_flag:
# Insert the impact always above the hazard
add_above_layer(
qgis_impact_layer,
qgis_hazard)
else:
# Insert the impact above the hazard and the exposure if
# we don't hide the exposure. See #2899
add_above_layer(
qgis_impact_layer,
qgis_exposure,
qgis_hazard)
# In QGIS 2.14.2 and GDAL 1.11.3, if the exposure is in 3857,
# the impact layer is in 54004, we need to change it. See issue #2790.
if qgis_exposure.crs().authid() == 'EPSG:3857':
if qgis_impact_layer.crs().authid() != 'EPSG:3857':
epsg_3857 = QgsCoordinateReferenceSystem(3857)
qgis_impact_layer.setCrs(epsg_3857)
# make sure it is active in the legend - needed since QGIS 2.4
self.iface.setActiveLayer(qgis_impact_layer)
# then zoom to it
if self.zoom_to_impact_flag:
self.iface.zoomToActiveLayer()
if self.hide_exposure_flag:
exposure_layer = self.get_exposure_layer()
legend.setLayerVisible(exposure_layer, False)
# Make the layer visible. Might be hidden by default. See #2925
legend.setLayerVisible(qgis_impact_layer, True)
# Return text to display in report panel
return report
def run_task(self, task_item, status_item, count=0, index=''):
"""Run a single task.
:param task_item: Table task_item containing task name / details.
:type task_item: QTableWidgetItem
:param status_item: Table task_item that holds the task status.
:type status_item: QTableWidgetItem
:param count: Count of scenarios that have been run already.
:type count:
:param index: The index for the table item that will be run.
:type index: int
:returns: Flag indicating if the task succeeded or not.
:rtype: bool
"""
self.enable_busy_cursor()
# set status to 'running'
status_item.setText(self.tr('Running'))
# .. see also:: :func:`appendRow` to understand the next 2 lines
variant = task_item.data(QtCore.Qt.UserRole)
value = variant[0]
result = True
if isinstance(value, str):
filename = value
# run script
try:
self.run_script(filename)
# set status to 'OK'
status_item.setText(self.tr('Script OK'))
except Exception as e: # pylint: disable=W0703
# set status to 'fail'
status_item.setText(self.tr('Script Fail'))
LOGGER.exception('Running macro failed. The exception: ' +
str(e))
result = False
elif isinstance(value, dict):
path = str(self.output_directory.text())
title = str(task_item.text())
# Its a dict containing files for a scenario
result = self.run_scenario(value)
if not result:
status_item.setText(self.tr('Analysis Fail'))
else:
# NOTE(gigih):
# Usually after analysis is done, the impact layer
# become the active layer. <--- WRONG
# noinspection PyUnresolvedReferences
impact_layer = self.dock.analysis.get_impact_layer()
# Load impact layer into QGIS
qgis_layer = read_impact_layer(impact_layer)
QgsMapLayerRegistry.instance().addMapLayer(
qgis_layer, addToLegend=False)
# noinspection PyBroadException
try:
status_item.setText(self.tr('Analysis Ok'))
self.create_pdf(
title, path, qgis_layer, count, index)
status_item.setText(self.tr('Report Ok'))
except Exception: # pylint: disable=W0703
LOGGER.exception('Unable to render map: "%s"' % value)
status_item.setText(self.tr('Report Failed'))
result = False
else:
LOGGER.exception('Data type not supported: "%s"' % value)
result = False
self.disable_busy_cursor()
return result
def run_task(self, task_item, status_item, count=0, index=''):
"""Run a single task.
:param task_item: Table task_item containing task name / details.
:type task_item: QTableWidgetItem
:param status_item: Table task_item that holds the task status.
:type status_item: QTableWidgetItem
:param count: Count of scenarios that have been run already.
:type count:
:param index: The index for the table item that will be run.
:type index: int
:returns: Flag indicating if the task succeeded or not.
:rtype: bool
"""
self.enable_busy_cursor()
# set status to 'running'
status_item.setText(self.tr('Running'))
# .. see also:: :func:`appendRow` to understand the next 2 lines
variant = task_item.data(QtCore.Qt.UserRole)
value = variant[0]
result = True
if isinstance(value, str):
filename = value
# run script
try:
self.run_script(filename)
# set status to 'OK'
status_item.setText(self.tr('Script OK'))
except Exception as e: # pylint: disable=W0703
# set status to 'fail'
status_item.setText(self.tr('Script Fail'))
LOGGER.exception('Running macro failed. The exception: ' +
str(e))
result = False
elif isinstance(value, dict):
path = str(self.output_directory.text())
title = str(task_item.text())
# Its a dict containing files for a scenario
result = self.run_scenario(value)
if not result:
status_item.setText(self.tr('Analysis Fail'))
else:
# NOTE(gigih):
# Usually after analysis is done, the impact layer
# become the active layer. <--- WRONG
# noinspection PyUnresolvedReferences
impact_layer = self.dock.analysis.impact_layer
# Load impact layer into QGIS
qgis_layer = read_impact_layer(impact_layer)
QgsMapLayerRegistry.instance().addMapLayer(
qgis_layer, addToLegend=False)
# noinspection PyBroadException
try:
status_item.setText(self.tr('Analysis Ok'))
self.create_pdf(
title, path, qgis_layer, count, index)
status_item.setText(self.tr('Report Ok'))
except Exception: # pylint: disable=W0703
LOGGER.exception('Unable to render map: "%s"' % value)
status_item.setText(self.tr('Report Failed'))
result = False
else:
LOGGER.exception('Data type not supported: "%s"' % value)
result = False
self.disable_busy_cursor()
return result
def show_results(self):
"""Helper function for slot activated when the process is done.
.. versionchanged:: 3.4 - removed parameters.
.. note:: If you update this function, please report your change to
safe.gui.widgets.dock.show_results too.
:returns: Provides a report for writing to the dock.
:rtype: str
"""
qgis_exposure = self.impact_function.exposure.qgis_layer()
qgis_hazard = self.impact_function.hazard.qgis_layer()
qgis_aggregation = self.impact_function.aggregation.qgis_layer()
safe_impact_layer = self.impact_function.impact
qgis_impact_layer = read_impact_layer(safe_impact_layer)
keywords = self.keyword_io.read_keywords(qgis_impact_layer)
json_path = os.path.splitext(qgis_impact_layer.source())[0] + '.json'
# write postprocessing report to keyword
postprocessor_data = self.impact_function.postprocessor_manager.\
get_json_data(self.impact_function.aggregator.aoi_mode)
post_processing_report = m.Message()
if os.path.exists(json_path):
with open(json_path) as json_file:
impact_data = json.load(json_file,
object_pairs_hook=OrderedDict)
impact_data['post processing'] = postprocessor_data
write_json(impact_data, json_path)
else:
post_processing_report = self.impact_function.\
postprocessor_manager.get_output(
self.impact_function.aggregator.aoi_mode)
keywords['postprocessing_report'] = post_processing_report.to_html(
suppress_newlines=True)
self.keyword_io.write_keywords(qgis_impact_layer, keywords)
# Get tabular information from impact layer
report = m.Message()
report.add(LOGO_ELEMENT)
report.add(m.Heading(self.tr('Analysis Results'), **INFO_STYLE))
# If JSON Impact Data Exist, use JSON
json_path = qgis_impact_layer.source()[:-3] + 'json'
LOGGER.debug('JSON Path %s' % json_path)
if os.path.exists(json_path):
impact_template = get_report_template(json_file=json_path)
impact_report = impact_template.generate_message_report()
report.add(impact_report)
else:
report.add(
self.keyword_io.read_keywords(qgis_impact_layer,
'impact_summary'))
# append postprocessing report
report.add(post_processing_report.to_html())
# Layer attribution comes last
report.add(impact_attribution(keywords).to_html(True))
# Get requested style for impact layer of either kind
style = safe_impact_layer.get_style_info()
style_type = safe_impact_layer.get_style_type()
# Determine styling for QGIS layer
if safe_impact_layer.is_vector:
if not style:
# Set default style if possible
pass
elif style_type == 'categorizedSymbol':
LOGGER.debug('use categorized')
set_vector_categorized_style(qgis_impact_layer, style)
elif style_type == 'graduatedSymbol':
LOGGER.debug('use graduated')
set_vector_graduated_style(qgis_impact_layer, style)
elif safe_impact_layer.is_raster:
if not style:
qgis_impact_layer.setDrawingStyle("SingleBandPseudoColor")
else:
setRasterStyle(qgis_impact_layer, style)
else:
message = self.tr(
'Impact layer %s was neither a raster or a vector layer') % (
qgis_impact_layer.source())
# noinspection PyExceptionInherit
raise ReadLayerError(message)
legend = self.iface.legendInterface()
# Insert the aggregation output above the input aggregation layer
if self.show_intermediate_layers:
add_above_layer(self.impact_function.aggregator.layer,
qgis_aggregation)
legend.setLayerVisible(self.impact_function.aggregator.layer, True)
if self.hide_exposure_flag:
# Insert the impact always above the hazard
add_above_layer(qgis_impact_layer, qgis_hazard)
else:
# Insert the impact above the hazard and the exposure if
# we don't hide the exposure. See #2899
add_above_layer(qgis_impact_layer, qgis_exposure, qgis_hazard)
# In QGIS 2.14.2 and GDAL 1.11.3, if the exposure is in 3857,
# the impact layer is in 54004, we need to change it. See issue #2790.
if qgis_exposure.crs().authid() == 'EPSG:3857':
if qgis_impact_layer.crs().authid() != 'EPSG:3857':
epsg_3857 = QgsCoordinateReferenceSystem(3857)
qgis_impact_layer.setCrs(epsg_3857)
# make sure it is active in the legend - needed since QGIS 2.4
self.iface.setActiveLayer(qgis_impact_layer)
# then zoom to it
if self.zoom_to_impact_flag:
self.iface.zoomToActiveLayer()
if self.hide_exposure_flag:
exposure_layer = self.get_exposure_layer()
legend.setLayerVisible(exposure_layer, False)
# Make the layer visible. Might be hidden by default. See #2925
legend.setLayerVisible(qgis_impact_layer, True)
# Return text to display in report panel
return report