def accept(self):
description = self.nameTextBox.text()
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType == parameters.PARAMETER_BOOLEAN or
isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description, self.state.isChecked())
elif (self.paramType == parameters.PARAMETER_TABLE_FIELD or
isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(name, description, defaultValue=default,
parentLayerParameterName=parent, type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == parameters.PARAMETER_BAND or
isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None, parent)
elif (self.paramType == parameters.PARAMETER_MAP_LAYER or
isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(
name, description)
elif (self.paramType == parameters.PARAMETER_RASTER or
isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(
name, description)
elif (self.paramType == parameters.PARAMETER_TABLE or
isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_VECTOR or
isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description,
self.datatypeCombo.currentData())
elif (self.paramType == parameters.PARAMETER_NUMBER or
isinstance(self.param, (QgsProcessingParameterNumber, QgsProcessingParameterDistance))):
try:
self.param = QgsProcessingParameterNumber(name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType == parameters.PARAMETER_EXPRESSION or
isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(name, description,
str(self.defaultEdit.expression()),
parent)
elif (self.paramType == parameters.PARAMETER_STRING or
isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_EXTENT or
isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == parameters.PARAMETER_FILE or
isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(name, description,
QgsProcessingParameterFile.Folder if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType == parameters.PARAMETER_POINT or
isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_CRS or
isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(name, description, self.selector.crs().authid())
else:
if self.paramType:
typeId = self.paramType
else:
typeId = self.param.type()
paramTypeDef = QgsApplication.instance().processingRegistry().parameterType(typeId)
if not paramTypeDef:
msg = self.tr('The parameter `{}` is not registered, are you missing a required plugin?'.format(typeId))
raise UndefinedParameterException(msg)
self.param = paramTypeDef.create(name)
self.param.setDescription(description)
self.param.setMetadata(paramTypeDef.metadata())
if not self.requiredCheck.isChecked():
self.param.setFlags(self.param.flags() | QgsProcessingParameterDefinition.FlagOptional)
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.accept(self)
def initAlgorithm(self, config):
x_min = -100e3
x_max = 200e3
y_min = -150e3
y_max = 150e3
dx = 750
dy = 750
x0 = -25e3
y0 = 0.0
sigma_x = 15e3
sigma_y = 15e3
self.addParameter(
QgsProcessingParameterCrs(self.TARGET_CRS, self.tr('Target CRS'),
'ProjectCrs'))
self.addParameter(
QgsProcessingParameterExtent(
self.EXTENT, self.tr('Extent'),
"{}, {}, {}, {}".format(x_min, x_max, y_min, y_max)))
self.addParameter(
QgsProcessingParameterNumber(self.DX,
self.tr("Grid spacing (dx, meters)"),
QgsProcessingParameterNumber.Double,
defaultValue=dx,
minValue=0.0))
self.addParameter(
QgsProcessingParameterNumber(self.DY,
self.tr("Grid spacing (dy, meters)"),
QgsProcessingParameterNumber.Double,
defaultValue=dy,
minValue=0.0))
self.addParameter(
QgsProcessingParameterPoint(self.CENTER, self.tr("Center"),
"{}, {}".format(x0, y0)))
s_x = QgsProcessingParameterNumber(
self.SIGMA_X,
self.tr("Spread in the X direction (sigma_x)"),
QgsProcessingParameterNumber.Double,
defaultValue=sigma_x,
minValue=0.0)
s_x.setFlags(s_x.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(s_x)
s_y = QgsProcessingParameterNumber(
self.SIGMA_Y,
self.tr("Spread in the Y direction (sigma_y)"),
QgsProcessingParameterNumber.Double,
defaultValue=sigma_y,
minValue=0.0)
s_y.setFlags(s_y.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(s_y)
self.addParameter(
QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Testing DEM')))
def initAlgorithm(self, config=None):
self.DIRECTIONS = OrderedDict([
(self.tr('Forward direction'),
QgsVectorLayerDirector.DirectionForward),
(self.tr('Backward direction'),
QgsVectorLayerDirector.DirectionBackward),
(self.tr('Both directions'), QgsVectorLayerDirector.DirectionBoth)
])
self.STRATEGIES = [self.tr('Shortest'), self.tr('Fastest')]
self.addParameter(
QgsProcessingParameterFeatureSource(
self.INPUT, self.tr('Vector layer representing network'),
[QgsProcessing.TypeVectorLine]))
self.addParameter(
QgsProcessingParameterPoint(self.START_POINT,
self.tr('Start point')))
self.addParameter(
QgsProcessingParameterFeatureSource(
self.END_POINTS, self.tr('Vector layer with end points'),
[QgsProcessing.TypeVectorPoint]))
self.addParameter(
QgsProcessingParameterEnum(self.STRATEGY,
self.tr('Path type to calculate'),
self.STRATEGIES,
defaultValue=0))
params = []
params.append(
QgsProcessingParameterField(self.DIRECTION_FIELD,
self.tr('Direction field'),
None,
self.INPUT,
optional=True))
params.append(
QgsProcessingParameterString(
self.VALUE_FORWARD,
self.tr('Value for forward direction'),
optional=True))
params.append(
QgsProcessingParameterString(
self.VALUE_BACKWARD,
self.tr('Value for backward direction'),
optional=True))
params.append(
QgsProcessingParameterString(self.VALUE_BOTH,
self.tr('Value for both directions'),
optional=True))
params.append(
QgsProcessingParameterEnum(self.DEFAULT_DIRECTION,
self.tr('Default direction'),
list(self.DIRECTIONS.keys()),
defaultValue=2))
params.append(
QgsProcessingParameterField(self.SPEED_FIELD,
self.tr('Speed field'),
None,
self.INPUT,
optional=True))
params.append(
QgsProcessingParameterNumber(self.DEFAULT_SPEED,
self.tr('Default speed (km/h)'),
QgsProcessingParameterNumber.Double,
5.0, False, 0, 99999999.99))
params.append(
QgsProcessingParameterNumber(self.TOLERANCE,
self.tr('Topology tolerance'),
QgsProcessingParameterNumber.Double,
0.0, False, 0, 99999999.99))
for p in params:
p.setFlags(p.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(p)
self.addParameter(
QgsProcessingParameterFeatureSink(self.OUTPUT,
self.tr('Shortest path'),
QgsProcessing.TypeVectorLine))
def initAlgorithm(self, config=None):
self.DIRECTIONS = OrderedDict([
(self.tr('Forward direction'), QgsVectorLayerDirector.DirectionForward),
(self.tr('Backward direction'), QgsVectorLayerDirector.DirectionBackward),
(self.tr('Both directions'), QgsVectorLayerDirector.DirectionBoth)])
self.STRATEGIES = [self.tr('Shortest Path (distance optimization)'),
self.tr('Fastest Path (time optimization)')
]
self.ENTRY_COST_CALCULATION_METHODS = [self.tr('Ellipsoidal'),
self.tr('Planar (only use with projected CRS)')]
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Network Layer'),
[QgsProcessing.TypeVectorLine]))
self.addParameter(QgsProcessingParameterPoint(self.START_POINT,
self.tr('Start Point')))
self.addParameter(QgsProcessingParameterNumber(self.MAX_DIST,
self.tr('Size of Iso-Area (distance or seconds depending on strategy)'),
QgsProcessingParameterNumber.Double,
2500.0, False, 0, 99999999.99))
self.addParameter(QgsProcessingParameterEnum(self.STRATEGY,
self.tr('Optimization Criterion'),
self.STRATEGIES,
defaultValue=0))
params = []
params.append(QgsProcessingParameterEnum(self.ENTRY_COST_CALCULATION_METHOD,
self.tr('Entry Cost calculation method'),
self.ENTRY_COST_CALCULATION_METHODS,
defaultValue=0))
params.append(QgsProcessingParameterField(self.DIRECTION_FIELD,
self.tr('Direction field'),
None,
self.INPUT,
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_FORWARD,
self.tr('Value for forward direction'),
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_BACKWARD,
self.tr('Value for backward direction'),
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_BOTH,
self.tr('Value for both directions'),
optional=True))
params.append(QgsProcessingParameterEnum(self.DEFAULT_DIRECTION,
self.tr('Default direction'),
list(self.DIRECTIONS.keys()),
defaultValue=2))
params.append(QgsProcessingParameterField(self.SPEED_FIELD,
self.tr('Speed field'),
None,
self.INPUT,
optional=True))
params.append(QgsProcessingParameterNumber(self.DEFAULT_SPEED,
self.tr('Default speed (km/h)'),
QgsProcessingParameterNumber.Double,
5.0, False, 0, 99999999.99))
params.append(QgsProcessingParameterNumber(self.TOLERANCE,
self.tr('Topology tolerance'),
QgsProcessingParameterNumber.Double,
0.0, False, 0, 99999999.99))
for p in params:
p.setFlags(p.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(p)
self.addParameter(QgsProcessingParameterFeatureSink(self.OUTPUT,
self.tr('Output Pointcloud'),
QgsProcessing.TypeVectorPoint))
def initAlgorithm(self, config=None):
self.DIRECTIONS = OrderedDict([
(self.tr('Forward direction'), QgsVectorLayerDirector.DirectionForward),
(self.tr('Backward direction'), QgsVectorLayerDirector.DirectionBackward),
(self.tr('Both directions'), QgsVectorLayerDirector.DirectionBoth)])
self.STRATEGIES = [self.tr('Shortest'),
self.tr('Fastest')
]
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Vector layer representing network'),
[QgsProcessing.TypeVectorLine]))
self.addParameter(QgsProcessingParameterPoint(self.START_POINT,
self.tr('Start point')))
self.addParameter(QgsProcessingParameterEnum(self.STRATEGY,
self.tr('Path type to calculate'),
self.STRATEGIES,
defaultValue=0))
self.addParameter(QgsProcessingParameterNumber(self.TRAVEL_COST,
self.tr('Travel cost (distance for "Shortest", time for "Fastest")'),
QgsProcessingParameterNumber.Double,
0.0, False, 0, 99999999.99))
params = []
params.append(QgsProcessingParameterField(self.DIRECTION_FIELD,
self.tr('Direction field'),
None,
self.INPUT,
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_FORWARD,
self.tr('Value for forward direction'),
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_BACKWARD,
self.tr('Value for backward direction'),
optional=True))
params.append(QgsProcessingParameterString(self.VALUE_BOTH,
self.tr('Value for both directions'),
optional=True))
params.append(QgsProcessingParameterEnum(self.DEFAULT_DIRECTION,
self.tr('Default direction'),
list(self.DIRECTIONS.keys()),
defaultValue=2))
params.append(QgsProcessingParameterField(self.SPEED_FIELD,
self.tr('Speed field'),
None,
self.INPUT,
optional=True))
params.append(QgsProcessingParameterNumber(self.DEFAULT_SPEED,
self.tr('Default speed (km/h)'),
QgsProcessingParameterNumber.Double,
5.0, False, 0, 99999999.99))
params.append(QgsProcessingParameterNumber(self.TOLERANCE,
self.tr('Topology tolerance'),
QgsProcessingParameterNumber.Double,
0.0, False, 0, 99999999.99))
params.append(QgsProcessingParameterBoolean(self.INCLUDE_BOUNDS,
self.tr('Include upper/lower bound points'),
defaultValue=False))
for p in params:
p.setFlags(p.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(p)
lines_output = QgsProcessingParameterFeatureSink(self.OUTPUT_LINES,
self.tr('Service area (lines)'),
QgsProcessing.TypeVectorLine, optional=True)
lines_output.setCreateByDefault(True)
self.addParameter(lines_output)
nodes_output = QgsProcessingParameterFeatureSink(self.OUTPUT,
self.tr('Service area (boundary nodes)'),
QgsProcessing.TypeVectorPoint, optional=True)
nodes_output.setCreateByDefault(False)
self.addParameter(nodes_output)
def initAlgorithm(self, config=None):
self.DIRECTIONS = OrderedDict([
(self.tr('Forward direction'),
QgsVectorLayerDirector.DirectionForward),
(self.tr('Backward direction'),
QgsVectorLayerDirector.DirectionBackward),
(self.tr('Both directions'), QgsVectorLayerDirector.DirectionBoth)
])
self.STRATEGIES = [
self.tr('Shortest distance'),
self.tr('Fastest time')
]
self.addParameter(
QgsProcessingParameterFeatureSource(
self.INPUT, self.tr('Network Layer'),
[QgsProcessing.TypeVectorLine]))
self.addParameter(
QgsProcessingParameterPoint(self.START_POINT,
self.tr('Start point')))
self.addParameter(
QgsProcessingParameterNumber(
self.MAX_DIST, self.tr('Maximum cost level of Iso-Area'),
QgsProcessingParameterNumber.Double, 2500.0, False, 0,
99999999.99))
self.addParameter(
QgsProcessingParameterNumber(
self.CELL_SIZE, self.tr('Cellsize of interpolation raster'),
QgsProcessingParameterNumber.Integer, 10, False, 1, 99999999))
self.addParameter(
QgsProcessingParameterEnum(self.STRATEGY,
self.tr('Path type to calculate'),
self.STRATEGIES,
defaultValue=0))
params = []
params.append(
QgsProcessingParameterField(self.DIRECTION_FIELD,
self.tr('Direction field'),
None,
self.INPUT,
optional=True))
params.append(
QgsProcessingParameterString(
self.VALUE_FORWARD,
self.tr('Value for forward direction'),
optional=True))
params.append(
QgsProcessingParameterString(
self.VALUE_BACKWARD,
self.tr('Value for backward direction'),
optional=True))
params.append(
QgsProcessingParameterString(self.VALUE_BOTH,
self.tr('Value for both directions'),
optional=True))
params.append(
QgsProcessingParameterEnum(self.DEFAULT_DIRECTION,
self.tr('Default direction'),
list(self.DIRECTIONS.keys()),
defaultValue=2))
params.append(
QgsProcessingParameterField(self.SPEED_FIELD,
self.tr('Speed field (km/h)'),
None,
self.INPUT,
optional=True))
params.append(
QgsProcessingParameterNumber(self.DEFAULT_SPEED,
self.tr('Default speed (km/h)'),
QgsProcessingParameterNumber.Double,
5.0, False, 0, 99999999.99))
params.append(
QgsProcessingParameterNumber(self.TOLERANCE,
self.tr('Topology tolerance'),
QgsProcessingParameterNumber.Double,
0.00001, False, 0, 99999999.99))
for p in params:
p.setFlags(p.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(p)
self.addParameter(
QgsProcessingParameterRasterDestination(
self.OUTPUT, self.tr('Output Interpolation')))
def initAlgorithm(self, config=None):
self.addParameter(
QgsProcessingParameterRasterLayer(self.INPUT,
self.tr('Input layer')))
self.addParameter(
QgsProcessingParameterBand(self.BAND,
self.tr('Band number'),
1,
parentLayerParameterName=self.INPUT))
self.addParameter(
QgsProcessingParameterPoint(self.OBSERVER,
self.tr('Observer location')))
self.addParameter(
QgsProcessingParameterNumber(
self.OBSERVER_HEIGHT,
self.tr('Observer height, DEM units'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=1.0))
self.addParameter(
QgsProcessingParameterNumber(
self.TARGET_HEIGHT,
self.tr('Target height, DEM units'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=1.0))
self.addParameter(
QgsProcessingParameterDistance(
self.MAX_DISTANCE,
self.tr(
'Maximum distance from observer to compute visibility'),
parentParameterName=self.INPUT,
minValue=0.0,
defaultValue=100.0))
options_param = QgsProcessingParameterString(
self.OPTIONS,
self.tr('Additional creation options'),
defaultValue='',
optional=True)
options_param.setFlags(options_param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
options_param.setMetadata({
'widget_wrapper': {
'class':
'processing.algs.gdal.ui.RasterOptionsWidget.RasterOptionsWidgetWrapper'
}
})
self.addParameter(options_param)
extra_param = QgsProcessingParameterString(
self.EXTRA,
self.tr('Additional command-line parameters'),
defaultValue=None,
optional=True)
extra_param.setFlags(extra_param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(extra_param)
self.addParameter(
QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Output')))
def initAlgorithm(self, configuration, p_str=None, Any=None, *args, **kwargs):
providers = [provider['name'] for provider in configmanager.read_config()['providers']]
self.addParameter(
QgsProcessingParameterEnum(
self.IN_PROVIDER,
"Provider",
providers,
defaultValue=providers[0]
)
)
self.addParameter(
QgsProcessingParameterPoint(
name=self.IN_POINT,
description="Input Point from map canvas (mutually exclusive with layer option)",
optional=True
)
)
self.addParameter(
QgsProcessingParameterEnum(
self.IN_PROFILE,
"Travel mode",
PROFILES,
defaultValue=PROFILES[0]
)
)
self.addParameter(
QgsProcessingParameterEnum(
name=self.IN_METRIC,
description="Dimension",
options=DIMENSIONS,
defaultValue=DIMENSIONS[0]
)
)
self.addParameter(
QgsProcessingParameterString(
name=self.IN_RANGES,
description="Comma-separated ranges [mins or m]",
defaultValue="5, 10"
)
)
self.addParameter(
QgsProcessingParameterString(
name=self.IN_INTERVAL,
description="Interval range in seconds or meters",
optional=True
)
)
self.addParameter(
QgsProcessingParameterString(
name=self.IN_SMOOTH,
description="Applies a level of generalisation to the isochrone polygons generated as a smoothing_factor between 0 and 100.0",
optional=True
)
)
self.addParameter(
QgsProcessingParameterFeatureSink(
name=self.OUT,
description="Isochrones",
createByDefault=False
)
)
def okPressed(self):
description = str(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN
or isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description,
self.state.isChecked())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD
or isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
self.param = QgsProcessingParameterField(
name, description, None, parent, datatype,
self.multipleCheck.isChecked())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_RASTER
or isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE
or isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_VECTOR
or isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description, [self.shapetypeCombo.currentIndex() - 1])
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description,
self.datatypeCombo.currentIndex() - 1)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_NUMBER
or isinstance(self.param, QgsProcessingParameterNumber)):
try:
self.param = QgsProcessingParameterNumber(
name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION
or isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(
name, description, str(self.defaultEdit.expression()), parent)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_STRING
or isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXTENT
or isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE
or isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(
name, description, QgsProcessingParameterFile.Folder
if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_POINT
or isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS
or isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(
name, description,
self.selector.crs().authid())
if not self.requiredCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagOptional)
self.close()
def initAlgorithm(self, config=None):
"""!
Inputs and output of the algorithm
"""
project = QgsProject.instance()
# Get project crs
project_crs = project.crs()
# Check if project crs changed
prev_project_crs_desc, _ = project.readEntry("qgis2fds", "project_crs",
None)
project_crs_changed = False
if prev_project_crs_desc != project_crs.description():
project_crs_changed = True
defaultValue, _ = project.readEntry("qgis2fds", "chid", "terrain")
self.addParameter(
QgsProcessingParameterString(
"chid",
"FDS case identificator (CHID)",
multiLine=False,
defaultValue=defaultValue,
))
defaultValue, _ = project.readEntry(
"qgis2fds", "path",
QgsProject.instance().readPath("./"))
self.addParameter(
QgsProcessingParameterFile(
"path",
"Save in folder",
behavior=QgsProcessingParameterFile.Folder,
fileFilter="All files (*.*)",
defaultValue=defaultValue,
))
# QGIS issue #37447, solved in QGIS 3.14.1
defaultValue, _ = project.readEntry("qgis2fds", "extent", None)
self.addParameter(
QgsProcessingParameterExtent(
"extent",
"Terrain extent",
defaultValue=defaultValue,
))
defaultValue, _ = project.readEntry("qgis2fds", "dem_layer", None)
if not defaultValue:
try: # first layer name containing "dem"
defaultValue = [
layer.name()
for layer in QgsProject.instance().mapLayers().values()
if "DEM" in layer.name() or "dem" in layer.name()
][0]
except IndexError:
pass
self.addParameter(
QgsProcessingParameterRasterLayer(
"dem_layer",
"DEM layer",
defaultValue=defaultValue,
))
defaultValue, _ = project.readEntry("qgis2fds", "dem_sampling", "1")
param = QgsProcessingParameterNumber(
"dem_sampling",
"DEM layer sampling factor",
defaultValue=defaultValue,
minValue=1,
)
self.addParameter(param)
param.setFlags(param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
defaultValue, _ = project.readEntry("qgis2fds", "landuse_layer", None)
self.addParameter(
QgsProcessingParameterRasterLayer(
"landuse_layer",
"Landuse layer (if not set, landuse is not exported)",
optional=True,
defaultValue=defaultValue,
))
defaultValue, _ = project.readNumEntry("qgis2fds", "landuse_type", 0)
self.addParameter(
QgsProcessingParameterEnum(
"landuse_type",
"Landuse layer type",
options=fds.landuse_types,
allowMultiple=False,
defaultValue=defaultValue,
))
if project_crs_changed:
defaultValue = None
else:
defaultValue, _ = project.readEntry("qgis2fds", "origin", None)
param = QgsProcessingParameterPoint(
"origin",
"Domain origin (if not set, use Terrain Extent centroid)",
optional=True,
defaultValue=defaultValue,
)
self.addParameter(param)
param.setFlags(param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
if project_crs_changed:
defaultValue = None
else:
defaultValue, _ = project.readEntry("qgis2fds", "fire_origin",
None)
param = QgsProcessingParameterPoint(
"fire_origin",
"Fire origin (if not set, use Domain Origin)",
optional=True,
defaultValue=defaultValue,
)
self.addParameter(param)
param.setFlags(param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
defaultValue, _ = project.readEntry("qgis2fds", "tex_layer", None)
param = QgsProcessingParameterRasterLayer(
"tex_layer",
"Texture layer (if not set, current view is exported)",
optional=True,
defaultValue=defaultValue,
)
self.addParameter(param)
param.setFlags(param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
defaultValue, _ = project.readNumEntry("qgis2fds", "tex_pixel_size", 5)
param = QgsProcessingParameterNumber(
"tex_pixel_size",
"Texture layer pixels size (in meters)",
type=QgsProcessingParameterNumber.Double,
defaultValue=defaultValue,
minValue=0.1,
)
self.addParameter(param)
param.setFlags(param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
param = QgsProcessingParameterFeatureSink(
"sampling_layer",
"Sampling grid output layer",
type=QgsProcessing.TypeVectorAnyGeometry,
createByDefault=True,
defaultValue=None,
)
self.addParameter(param)
