本文整理汇总了Python中qgis.core.QgsProcessingParameterCrs.setFlags方法的典型用法代码示例。如果您正苦于以下问题：Python QgsProcessingParameterCrs.setFlags方法的具体用法？Python QgsProcessingParameterCrs.setFlags怎么用？Python QgsProcessingParameterCrs.setFlags使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.core.QgsProcessingParameterCrs的用法示例。
在下文中一共展示了QgsProcessingParameterCrs.setFlags方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: initAlgorithm
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT,
self.tr('Input layer')))
self.addParameter(QgsProcessingParameterFeatureSource(self.MASK,
self.tr('Mask layer'),
[QgsProcessing.TypeVectorPolygon]))
self.addParameter(QgsProcessingParameterNumber(self.NODATA,
self.tr('Assign a specified nodata value to output bands'),
type=QgsProcessingParameterNumber.Double,
defaultValue=None,
optional=True))
self.addParameter(QgsProcessingParameterBoolean(self.ALPHA_BAND,
self.tr('Create an output alpha band'),
defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.CROP_TO_CUTLINE,
self.tr('Match the extent of the clipped raster to the extent of the mask layer'),
defaultValue=True))
self.addParameter(QgsProcessingParameterBoolean(self.KEEP_RESOLUTION,
self.tr('Keep resolution of output raster'),
defaultValue=False))
target_extent_param = QgsProcessingParameterExtent(self.TARGET_EXTENT,
self.tr('Georeferenced extents of output file to be created'),
optional=True)
target_extent_param.setFlags(target_extent_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(target_extent_param)
target_extent_crs_param = QgsProcessingParameterCrs(self.TARGET_EXTENT_CRS,
self.tr('CRS of the target raster extent'),
optional=True)
target_extent_crs_param.setFlags(target_extent_crs_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(target_extent_crs_param)
multithreading_param = QgsProcessingParameterBoolean(self.MULTITHREADING,
self.tr('Use multithreaded warping implementation'),
defaultValue=False)
multithreading_param.setFlags(multithreading_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(multithreading_param)
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)
dataType_param = QgsProcessingParameterEnum(self.DATA_TYPE,
self.tr('Output data type'),
self.TYPES,
allowMultiple=False,
defaultValue=0)
dataType_param.setFlags(dataType_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(dataType_param)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Clipped (mask)')))示例2: initAlgorithm
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
def initAlgorithm(self, config=None):
class ParameterVrtDestination(QgsProcessingParameterRasterDestination):
def __init__(self, name, description):
super().__init__(name, description)
def clone(self):
copy = ParameterVrtDestination(self.name(), self.description())
return copy
def type(self):
return 'vrt_destination'
def defaultFileExtension(self):
return 'vrt'
self.addParameter(QgsProcessingParameterMultipleLayers(self.INPUT,
self.tr('Input layers'),
QgsProcessing.TypeRaster))
self.addParameter(QgsProcessingParameterEnum(self.RESOLUTION,
self.tr('Resolution'),
options=self.RESOLUTION_OPTIONS,
defaultValue=0))
self.addParameter(QgsProcessingParameterBoolean(self.SEPARATE,
self.tr('Place each input file into a separate band'),
defaultValue=True))
self.addParameter(QgsProcessingParameterBoolean(self.PROJ_DIFFERENCE,
self.tr('Allow projection difference'),
defaultValue=False))
add_alpha_param = QgsProcessingParameterBoolean(self.ADD_ALPHA,
self.tr('Add alpha mask band to VRT when source raster has none'),
defaultValue=False)
add_alpha_param.setFlags(add_alpha_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(add_alpha_param)
assign_crs = QgsProcessingParameterCrs(self.ASSIGN_CRS,
self.tr('Override projection for the output file'),
defaultValue=None, optional=True)
assign_crs.setFlags(assign_crs.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(assign_crs)
resampling = QgsProcessingParameterEnum(self.RESAMPLING,
self.tr('Resampling algorithm'),
options=self.RESAMPLING_OPTIONS,
defaultValue=0)
resampling.setFlags(resampling.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(resampling)
src_nodata_param = QgsProcessingParameterString(self.SRC_NODATA,
self.tr('Nodata value(s) for input bands (space separated)'),
defaultValue=None,
optional=True)
src_nodata_param.setFlags(src_nodata_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(src_nodata_param)
self.addParameter(ParameterVrtDestination(self.OUTPUT, QCoreApplication.translate("ParameterVrtDestination", 'Virtual')))示例3: initAlgorithm
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Input layer')))
extent_parameter = QgsProcessingParameterExtent(self.TARGET_AREA,
self.tr('Target area for layer'))
self.addParameter(extent_parameter)
# deprecated
crs_param = QgsProcessingParameterCrs(self.TARGET_AREA_CRS, 'Target area CRS', optional=True)
crs_param.setFlags(crs_param.flags() | QgsProcessingParameterDefinition.FlagHidden)
self.addParameter(crs_param)
self.addParameter(QgsProcessingParameterFeatureSink(self.OUTPUT,
self.tr('CRS candidates')))示例4: initAlgorithm
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
def initAlgorithm(self, config=None):
self.formats = ((self.tr('Auto'), 'AUTO'),
(self.tr('Well-known text (WKT)'), 'WKT'),
(self.tr('EPSG'), 'EPSG'),
(self.tr('Proj.4'), 'PROJ'))
self.addParameter(QgsProcessingParameterMultipleLayers(self.LAYERS,
self.tr('Input files'),
QgsProcessing.TypeRaster))
self.addParameter(QgsProcessingParameterString(self.PATH_FIELD_NAME,
self.tr('Field name to hold the file path to the indexed rasters'),
defaultValue='location'))
self.addParameter(QgsProcessingParameterBoolean(self.ABSOLUTE_PATH,
self.tr('Store absolute path to the indexed rasters'),
defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.PROJ_DIFFERENCE,
self.tr('Skip files with different projection reference'),
defaultValue=False))
target_crs_param = QgsProcessingParameterCrs(self.TARGET_CRS,
self.tr('Transform geometries to the given CRS'),
optional=True)
target_crs_param.setFlags(target_crs_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(target_crs_param)
crs_field_param = QgsProcessingParameterString(self.CRS_FIELD_NAME,
self.tr('The name of the field to store the SRS of each tile'),
optional=True)
crs_field_param.setFlags(crs_field_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(crs_field_param)
crs_format_param = QgsProcessingParameterEnum(self.CRS_FORMAT,
self.tr('The format in which the CRS of each tile must be written'),
options=[i[0] for i in self.formats],
allowMultiple=False,
defaultValue=0)
crs_format_param.setFlags(crs_format_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(crs_format_param)
self.addParameter(QgsProcessingParameterVectorDestination(self.OUTPUT,
self.tr('Tile index'),
QgsProcessing.TypeVectorPolygon))示例5: initAlgorithm
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
def initAlgorithm(self, config=None):
self.methods = ((self.tr('Nearest neighbour'), 'near'),
(self.tr('Bilinear'), 'bilinear'),
(self.tr('Cubic'), 'cubic'),
(self.tr('Cubic spline'), 'cubicspline'),
(self.tr('Lanczos windowed sinc'), 'lanczos'),
(self.tr('Average'), 'average'),
(self.tr('Mode'), 'mode'),
(self.tr('Maximum'), 'max'),
(self.tr('Minimum'), 'min'),
(self.tr('Median'), 'med'),
(self.tr('First quartile'), 'q1'),
(self.tr('Third quartile'), 'q3'))
self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT, self.tr('Input layer')))
self.addParameter(QgsProcessingParameterCrs(self.SOURCE_CRS,
self.tr('Source CRS'),
optional=True))
self.addParameter(QgsProcessingParameterCrs(self.TARGET_CRS,
self.tr('Target CRS'),
'EPSG:4326'))
self.addParameter(QgsProcessingParameterNumber(self.NODATA,
self.tr('Nodata value for output bands'),
type=QgsProcessingParameterNumber.Double,
defaultValue=0.0))
self.addParameter(QgsProcessingParameterNumber(self.TARGET_RESOLUTION,
self.tr('Output file resolution in target georeferenced units'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=None))
options_param = QgsProcessingParameterString(self.OPTIONS,
self.tr('Additional creation parameters'),
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)
self.addParameter(QgsProcessingParameterEnum(self.RESAMPLING,
self.tr('Resampling method to use'),
options=[i[0] for i in self.methods],
defaultValue=0))
dataType_param = QgsProcessingParameterEnum(self.DATA_TYPE,
self.tr('Output data type'),
self.TYPES,
allowMultiple=False,
defaultValue=5)
dataType_param.setFlags(dataType_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(dataType_param)
target_extent_param = QgsProcessingParameterExtent(self.TARGET_EXTENT,
self.tr('Georeferenced extents of output file to be created'),
optional=True)
target_extent_param.setFlags(target_extent_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(target_extent_param)
target_extent_crs_param = QgsProcessingParameterCrs(self.TARGET_EXTENT_CRS,
self.tr('CRS of the target raster extent'),
optional=True)
target_extent_crs_param.setFlags(target_extent_crs_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(target_extent_crs_param)
multithreading_param = QgsProcessingParameterBoolean(self.MULTITHREADING,
self.tr('Use multithreaded warping implementation'),
defaultValue=False)
multithreading_param.setFlags(multithreading_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(multithreading_param)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Reprojected')))示例6: ModelerParameterDefinitionDialog
# 需要导入模块: from qgis.core import QgsProcessingParameterCrs [as 别名]
# 或者: from qgis.core.QgsProcessingParameterCrs import setFlags [as 别名]
#.........这里部分代码省略.........
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()
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 == ModelerParameterDefinitionDialog.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 == ModelerParameterDefinitionDialog.PARAMETER_MAP_LAYER or
isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(
name, description)
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,
[self.shapetypeCombo.currentData()])
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or
isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description,
self.datatypeCombo.currentData())
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)
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.reject(self)