def show_elderly_ratio_attribute(self):
"""Show the elderly ratio attribute in the dialog.
"""
box = self.cboElderlyRatioAttribute
box.blockSignals(True)
box.clear()
box.blockSignals(False)
current_keyword = self.get_value_for_key(
self.defaults['ELDERLY_RATIO_ATTR_KEY'])
fields, attribute_position = layer_attribute_names(
self.layer, [QtCore.QVariant.Double], current_keyword)
box.addItem(self.global_default_string, self.global_default_data)
box.addItem(self.do_not_use_string, self.do_not_use_data)
for field in fields:
box.addItem(field, field)
if current_keyword == self.global_default_data:
box.setCurrentIndex(0)
elif current_keyword == self.do_not_use_data:
box.setCurrentIndex(1)
elif attribute_position is None:
# current_keyword was not found in the attribute table.
# Use default
box.setCurrentIndex(0)
else:
# + 2 is because we add use defaults and don't use
box.setCurrentIndex(attribute_position + 2)
def show_elderly_ratio_attribute(self):
"""Show the elderly ratio attribute in the dialog.
"""
box = self.cboElderlyRatioAttribute
box.blockSignals(True)
box.clear()
box.blockSignals(False)
current_keyword = self.get_value_for_key(
self.defaults['ELDERLY_RATIO_ATTR_KEY'])
fields, attribute_position = layer_attribute_names(
self.layer, [QtCore.QVariant.Double], current_keyword)
box.addItem(self.global_default_string, self.global_default_data)
box.addItem(self.do_not_use_string, self.do_not_use_data)
for field in fields:
box.addItem(field, field)
if current_keyword == self.global_default_data:
box.setCurrentIndex(0)
elif current_keyword == self.do_not_use_data:
box.setCurrentIndex(1)
elif attribute_position is None:
# current_keyword was not found in the attribute table.
# Use default
box.setCurrentIndex(0)
else:
# + 2 is because we add use defaults and don't use
box.setCurrentIndex(attribute_position + 2)
def populate_cbo_aggregation_attribute(
self, ratio_attribute_key, cbo_ratio_attribute):
"""Populate the combo box cbo_ratio_attribute for ratio_attribute_key.
:param ratio_attribute_key: A ratio attribute key that saved in
keywords.
:type ratio_attribute_key: str
:param cbo_ratio_attribute: A combo box that wants to be populated.
:type cbo_ratio_attribute: QComboBox
"""
cbo_ratio_attribute.clear()
ratio_attribute = self.parent.get_existing_keyword(ratio_attribute_key)
fields, attribute_position = layer_attribute_names(
self.parent.layer, [QtCore.QVariant.Double], ratio_attribute)
cbo_ratio_attribute.addItem(
self.global_default_string, self.global_default_data)
cbo_ratio_attribute.addItem(
self.do_not_use_string, self.do_not_use_data)
for field in fields:
cbo_ratio_attribute.addItem(field, field)
# For backward compatibility, still use Use default
if (ratio_attribute == self.global_default_data or
ratio_attribute == self.tr('Use default')):
cbo_ratio_attribute.setCurrentIndex(0)
elif ratio_attribute == self.do_not_use_data:
cbo_ratio_attribute.setCurrentIndex(1)
elif ratio_attribute is None or attribute_position is None:
# current_keyword was not found in the attribute table.
# Use default
cbo_ratio_attribute.setCurrentIndex(0)
else:
# + 2 is because we add use defaults and don't use
cbo_ratio_attribute.setCurrentIndex(attribute_position + 2)
def populate_cbo_aggregation_attribute(self, ratio_attribute_key,
cbo_ratio_attribute):
"""Populate the combo box cbo_ratio_attribute for ratio_attribute_key.
:param ratio_attribute_key: A ratio attribute key that saved in
keywords.
:type ratio_attribute_key: str
:param cbo_ratio_attribute: A combo box that wants to be populated.
:type cbo_ratio_attribute: QComboBox
"""
cbo_ratio_attribute.clear()
ratio_attribute = self.parent.get_existing_keyword(ratio_attribute_key)
fields, attribute_position = layer_attribute_names(
self.parent.layer, [QtCore.QVariant.Double], ratio_attribute)
cbo_ratio_attribute.addItem(self.global_default_string,
self.global_default_data)
cbo_ratio_attribute.addItem(self.do_not_use_string,
self.do_not_use_data)
for field in fields:
cbo_ratio_attribute.addItem(field, field)
# For backward compatibility, still use Use default
if (ratio_attribute == self.global_default_data
or ratio_attribute == self.tr('Use default')):
cbo_ratio_attribute.setCurrentIndex(0)
elif ratio_attribute == self.do_not_use_data:
cbo_ratio_attribute.setCurrentIndex(1)
elif ratio_attribute is None or attribute_position is None:
# current_keyword was not found in the attribute table.
# Use default
cbo_ratio_attribute.setCurrentIndex(0)
else:
# + 2 is because we add use defaults and don't use
cbo_ratio_attribute.setCurrentIndex(attribute_position + 2)
def test_get_layer_attribute_names(self):
"""Test we can get the correct attributes back"""
layer = clone_shp_layer(
name='district_osm_jakarta',
include_keywords=True,
source_directory=test_data_path('boundaries'))
# with good attribute name
attributes, position = layer_attribute_names(
layer,
[QVariant.Int, QVariant.String],
'TEST_STR')
expected_attributes = ['KAB_NAME', 'TEST_STR', 'TEST_INT']
expected_position = 1
message = 'expected_attributes, got %s, expected %s' % (
attributes, expected_attributes)
self.assertEqual(attributes, expected_attributes, message)
message = 'expected_position, got %s, expected %s' % (
position, expected_position)
self.assertEqual(position, expected_position, message)
# with non existing attribute name
attributes, position = layer_attribute_names(
layer,
[QVariant.Int, QVariant.String],
'MISSING_ATTR')
expected_attributes = ['KAB_NAME', 'TEST_STR', 'TEST_INT']
expected_position = None
message = 'expected_attributes, got %s, expected %s' % (
attributes, expected_attributes)
self.assertEqual(attributes, expected_attributes, message)
message = 'expected_position, got %s, expected %s' % (
position, expected_position)
self.assertEqual(position, expected_position, message)
# with raster layer
layer = clone_raster_layer(
name='padang_tsunami_mw8',
extension='.tif',
include_keywords=True,
source_directory=test_data_path('hazard')
)
attributes, position = layer_attribute_names(layer, [], '')
message = 'Should return None, None for raster layer, got %s, %s' % (
attributes, position)
assert (attributes is None and position is None), message
def test_get_layer_attribute_names(self):
"""Test we can get the correct attributes back"""
layer = clone_shp_layer(
name='district_osm_jakarta',
include_keywords=True,
source_directory=test_data_path('boundaries'))
# with good attribute name
attributes, position = layer_attribute_names(
layer,
[QVariant.Int, QVariant.String],
'TEST_STR')
expected_attributes = ['KAB_NAME', 'TEST_STR', 'TEST_INT']
expected_position = 1
message = 'expected_attributes, got %s, expected %s' % (
attributes, expected_attributes)
self.assertEqual(attributes, expected_attributes, message)
message = 'expected_position, got %s, expected %s' % (
position, expected_position)
self.assertEqual(position, expected_position, message)
# with non existing attribute name
attributes, position = layer_attribute_names(
layer,
[QVariant.Int, QVariant.String],
'MISSING_ATTR')
expected_attributes = ['KAB_NAME', 'TEST_STR', 'TEST_INT']
expected_position = None
message = 'expected_attributes, got %s, expected %s' % (
attributes, expected_attributes)
self.assertEqual(attributes, expected_attributes, message)
message = 'expected_position, got %s, expected %s' % (
position, expected_position)
self.assertEqual(position, expected_position, message)
# with raster layer
layer = clone_raster_layer(
name='padang_tsunami_mw8',
extension='.tif',
include_keywords=True,
source_directory=test_data_path('hazard')
)
attributes, position = layer_attribute_names(layer, [], '')
message = 'Should return None, None for raster layer, got %s, %s' % (
attributes, position)
assert (attributes is None and position is None), message
def show_aggregation_attribute(self):
"""Hide or show the aggregation attribute in the keyword editor dialog.
"""
box = self.cboAggregationAttribute
box.blockSignals(True)
box.clear()
box.blockSignals(False)
current_keyword = self.get_value_for_key(
self.defaults['AGGR_ATTR_KEY'])
fields, attribute_position = layer_attribute_names(
self.layer, [QtCore.QVariant.Int, QtCore.QVariant.String],
current_keyword)
box.addItems(fields)
if attribute_position is None:
box.setCurrentIndex(0)
else:
box.setCurrentIndex(attribute_position)
def show_aggregation_attribute(self):
"""Hide or show the aggregation attribute in the keyword editor dialog.
"""
box = self.cboAggregationAttribute
box.blockSignals(True)
box.clear()
box.blockSignals(False)
current_keyword = self.get_value_for_key(
self.defaults['AGGR_ATTR_KEY'])
fields, attribute_position = layer_attribute_names(
self.layer,
[QtCore.QVariant.Int, QtCore.QVariant.String],
current_keyword)
box.addItems(fields)
if attribute_position is None:
box.setCurrentIndex(0)
else:
box.setCurrentIndex(attribute_position)