本文整理汇总了Python中qgis.core.QgsProcessingParameterNumber类的典型用法代码示例。如果您正苦于以下问题：Python QgsProcessingParameterNumber类的具体用法？Python QgsProcessingParameterNumber怎么用？Python QgsProcessingParameterNumber使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了QgsProcessingParameterNumber类的11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: __init__
def __init__(self, name='', description='', layersData=None, extent=None, minValue=None, default=None, optional=False):
QgsProcessingParameterNumber.__init__(self, name, description, QgsProcessingParameterNumber.Double, default, optional, minValue)
self.setMetadata({
'widget_wrapper': 'processing.algs.qgis.ui.InterpolationWidgets.PixelSizeWidgetWrapper'
})
self.layersData = layersData
self.extent = extent
self.layers = []示例2: initParameters
def initParameters(self, config=None):
self.addParameter(QgsProcessingParameterNumber(self.ANGLE_TOLERANCE,
self.tr('Maximum angle tolerance (degrees)'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0, maxValue=45.0, defaultValue=15.0))
max_iterations = QgsProcessingParameterNumber(self.MAX_ITERATIONS,
self.tr('Maximum algorithm iterations'),
type=QgsProcessingParameterNumber.Integer,
minValue=1, maxValue=10000, defaultValue=1000)
max_iterations.setFlags(max_iterations.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(max_iterations)示例3: initAlgorithm
def initAlgorithm(self, config=None):
self.addParameter(ParameterInterpolationData(self.INTERPOLATION_DATA,
self.tr('Input layer(s)')))
self.addParameter(QgsProcessingParameterNumber(self.DISTANCE_COEFFICIENT,
self.tr('Distance coefficient P'), type=QgsProcessingParameterNumber.Double,
minValue=0.0, maxValue=99.99, defaultValue=2.0))
self.addParameter(QgsProcessingParameterExtent(self.EXTENT,
self.tr('Extent'),
optional=False))
pixel_size_param = ParameterPixelSize(self.PIXEL_SIZE,
self.tr('Output raster size'),
layersData=self.INTERPOLATION_DATA,
extent=self.EXTENT,
minValue=0.0,
default=0.1)
self.addParameter(pixel_size_param)
cols_param = QgsProcessingParameterNumber(self.COLUMNS,
self.tr('Number of columns'),
optional=True,
minValue=0, maxValue=10000000)
cols_param.setFlags(cols_param.flags() | QgsProcessingParameterDefinition.FlagHidden)
self.addParameter(cols_param)
rows_param = QgsProcessingParameterNumber(self.ROWS,
self.tr('Number of rows'),
optional=True,
minValue=0, maxValue=10000000)
rows_param.setFlags(rows_param.flags() | QgsProcessingParameterDefinition.FlagHidden)
self.addParameter(rows_param)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Interpolated')))示例4: initParameters
def initParameters(self, config=None):
m_param = QgsProcessingParameterNumber(self.M_VALUE,
self.tr('M Value'), QgsProcessingParameterNumber.Double, defaultValue=0.0)
m_param.setIsDynamic(True)
m_param.setDynamicLayerParameterName('INPUT')
m_param.setDynamicPropertyDefinition(QgsPropertyDefinition(self.M_VALUE, self.tr("M Value"), QgsPropertyDefinition.Double))
self.addParameter(m_param)示例5: initAlgorithm
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(QgsProcessingParameterNumber(self.INTERVAL,
self.tr('Interval between contour lines'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=10.0))
self.addParameter(QgsProcessingParameterString(self.FIELD_NAME,
self.tr('Attribute name (if not set, no elevation attribute is attached)'),
defaultValue='ELEV',
optional=True))
create_3d_param = QgsProcessingParameterBoolean(self.CREATE_3D,
self.tr('Produce 3D vector'),
defaultValue=False)
create_3d_param.setFlags(create_3d_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(create_3d_param)
ignore_nodata_param = QgsProcessingParameterBoolean(self.IGNORE_NODATA,
self.tr('Treat all raster values as valid'),
defaultValue=False)
ignore_nodata_param.setFlags(ignore_nodata_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(ignore_nodata_param)
nodata_param = QgsProcessingParameterNumber(self.NODATA,
self.tr('Input pixel value to treat as "nodata"'),
type=QgsProcessingParameterNumber.Double,
defaultValue=None,
optional=True)
nodata_param.setFlags(nodata_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(nodata_param)
offset_param = QgsProcessingParameterNumber(self.OFFSET,
self.tr('Offset from zero relative to which to interpret intervals'),
type=QgsProcessingParameterNumber.Double,
defaultValue=0.0,
optional=True)
nodata_param.setFlags(offset_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(offset_param)
options_param = QgsProcessingParameterString(self.OPTIONS,
self.tr('Additional creation options'),
defaultValue='',
optional=True)
options_param.setFlags(options_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(options_param)
self.addParameter(QgsProcessingParameterVectorDestination(
self.OUTPUT, self.tr('Contours'), QgsProcessing.TypeVectorLine))示例6: initAlgorithm
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterMultipleLayers(self.INPUT,
self.tr('Input layers'),
QgsProcessing.TypeRaster))
self.addParameter(QgsProcessingParameterBoolean(self.PCT,
self.tr('Grab pseudocolor table from first layer'),
defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.SEPARATE,
self.tr('Place each input file into a separate band'),
defaultValue=False))
nodata_param = QgsProcessingParameterNumber(self.NODATA_INPUT,
self.tr('Input pixel value to treat as "nodata"'),
type=QgsProcessingParameterNumber.Integer,
defaultValue=None,
optional=True)
nodata_param.setFlags(nodata_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(nodata_param)
nodata_out_param = QgsProcessingParameterNumber(self.NODATA_OUTPUT,
self.tr('Assign specified "nodata" value to output'),
type=QgsProcessingParameterNumber.Integer,
defaultValue=None,
optional=True)
nodata_out_param.setFlags(nodata_out_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(nodata_out_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)
self.addParameter(QgsProcessingParameterEnum(self.DATA_TYPE,
self.tr('Output data type'),
self.TYPES,
allowMultiple=False,
defaultValue=5))
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Merged')))示例7: initAlgorithm
def initAlgorithm(self, config=None):
self.METHODS = [self.tr('Linear'),
self.tr('Clough-Toucher (cubic)')
]
self.addParameter(ParameterInterpolationData(self.INTERPOLATION_DATA,
self.tr('Input layer(s)')))
self.addParameter(QgsProcessingParameterEnum(self.METHOD,
self.tr('Interpolation method'),
options=self.METHODS,
defaultValue=0))
self.addParameter(QgsProcessingParameterExtent(self.EXTENT,
self.tr('Extent'),
optional=False))
pixel_size_param = ParameterPixelSize(self.PIXEL_SIZE,
self.tr('Output raster size'),
layersData=self.INTERPOLATION_DATA,
extent=self.EXTENT,
minValue=0.0,
default=0.1)
self.addParameter(pixel_size_param)
cols_param = QgsProcessingParameterNumber(self.COLUMNS,
self.tr('Number of columns'),
optional=True,
minValue=0, maxValue=10000000)
cols_param.setFlags(cols_param.flags() | QgsProcessingParameterDefinition.FlagHidden)
self.addParameter(cols_param)
rows_param = QgsProcessingParameterNumber(self.ROWS,
self.tr('Number of rows'),
optional=True,
minValue=0, maxValue=10000000)
rows_param.setFlags(rows_param.flags() | QgsProcessingParameterDefinition.FlagHidden)
self.addParameter(rows_param)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Interpolated')))
triangulation_file_param = QgsProcessingParameterFeatureSink(self.TRIANGULATION,
self.tr('Triangulation'),
type=QgsProcessing.TypeVectorLine,
optional=True)
triangulation_file_param.setCreateByDefault(False)
self.addParameter(triangulation_file_param)示例8: add_bottom_parameters
def add_bottom_parameters(self):
parameter = QgsProcessingParameterNumber(
self.TIMEOUT, tr('Timeout'), defaultValue=25, minValue=5)
parameter.setFlags(parameter.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(parameter)
server = get_setting('defaultOAPI', OVERPASS_SERVERS[0]) + 'interpreter'
parameter = QgsProcessingParameterString(
self.SERVER, tr('Overpass server'), optional=False, defaultValue=server)
parameter.setFlags(parameter.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(parameter)
self.addOutput(
QgsProcessingOutputString(
self.OUTPUT_URL, tr('Query as encoded URL')))
self.addOutput(
QgsProcessingOutputString(
self.OUTPUT_OQL_QUERY, tr('Raw query as OQL')))示例9: initAlgorithm
def initAlgorithm(self, config=None):
self.KERNELS = OrderedDict([(self.tr('Quartic'), QgsKernelDensityEstimation.KernelQuartic),
(self.tr('Triangular'), QgsKernelDensityEstimation.KernelTriangular),
(self.tr('Uniform'), QgsKernelDensityEstimation.KernelUniform),
(self.tr('Triweight'), QgsKernelDensityEstimation.KernelTriweight),
(self.tr('Epanechnikov'), QgsKernelDensityEstimation.KernelEpanechnikov)])
self.OUTPUT_VALUES = OrderedDict([(self.tr('Raw'), QgsKernelDensityEstimation.OutputRaw),
(self.tr('Scaled'), QgsKernelDensityEstimation.OutputScaled)])
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Point layer'),
[QgsProcessing.TypeVectorPoint]))
self.addParameter(QgsProcessingParameterDistance(self.RADIUS,
self.tr('Radius'),
100.0, self.INPUT, False, 0.0))
radius_field_param = QgsProcessingParameterField(self.RADIUS_FIELD,
self.tr('Radius from field'),
None,
self.INPUT,
QgsProcessingParameterField.Numeric,
optional=True
)
radius_field_param.setFlags(radius_field_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(radius_field_param)
class ParameterHeatmapPixelSize(QgsProcessingParameterNumber):
def __init__(self, name='', description='', parent_layer=None, radius_param=None, radius_field_param=None, minValue=None,
default=None, optional=False):
QgsProcessingParameterNumber.__init__(self, name, description, QgsProcessingParameterNumber.Double, default, optional, minValue)
self.parent_layer = parent_layer
self.radius_param = radius_param
self.radius_field_param = radius_field_param
def clone(self):
copy = ParameterHeatmapPixelSize(self.name(), self.description(), self.parent_layer, self.radius_param, self.radius_field_param, self.minimum(), self.maximum(), self.defaultValue((), self.flags() & QgsProcessingParameterDefinition.FlagOptional))
return copy
pixel_size_param = ParameterHeatmapPixelSize(self.PIXEL_SIZE,
self.tr('Output raster size'),
parent_layer=self.INPUT,
radius_param=self.RADIUS,
radius_field_param=self.RADIUS_FIELD,
minValue=0.0,
default=0.1)
pixel_size_param.setMetadata({
'widget_wrapper': {
'class': 'processing.algs.qgis.ui.HeatmapWidgets.HeatmapPixelSizeWidgetWrapper'}})
self.addParameter(pixel_size_param)
weight_field_param = QgsProcessingParameterField(self.WEIGHT_FIELD,
self.tr('Weight from field'),
None,
self.INPUT,
QgsProcessingParameterField.Numeric,
optional=True
)
weight_field_param.setFlags(weight_field_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(weight_field_param)
keys = list(self.KERNELS.keys())
kernel_shape_param = QgsProcessingParameterEnum(self.KERNEL,
self.tr('Kernel shape'),
keys,
allowMultiple=False,
defaultValue=0)
kernel_shape_param.setFlags(kernel_shape_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(kernel_shape_param)
decay_ratio = QgsProcessingParameterNumber(self.DECAY,
self.tr('Decay ratio (Triangular kernels only)'),
QgsProcessingParameterNumber.Double,
0.0, True, -100.0, 100.0)
decay_ratio.setFlags(decay_ratio.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(decay_ratio)
keys = list(self.OUTPUT_VALUES.keys())
output_scaling = QgsProcessingParameterEnum(self.OUTPUT_VALUE,
self.tr('Output value scaling'),
keys,
allowMultiple=False,
defaultValue=0)
output_scaling.setFlags(output_scaling.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(output_scaling)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT, self.tr('Heatmap')))示例10: __init__
def __init__(self, name='', description='', parent_layer=None, radius_param=None, radius_field_param=None, minValue=None,
default=None, optional=False):
QgsProcessingParameterNumber.__init__(self, name, description, QgsProcessingParameterNumber.Double, default, optional, minValue)
self.parent_layer = parent_layer
self.radius_param = radius_param
self.radius_field_param = radius_field_param示例11: initAlgorithm
def initAlgorithm(self, config=None):
self.units = [self.tr("Pixels"),
self.tr("Georeferenced units")]
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Input layer')))
self.addParameter(QgsProcessingParameterField(self.FIELD,
self.tr('Field to use for a burn-in value'),
None,
self.INPUT,
QgsProcessingParameterField.Numeric,
optional=True))
self.addParameter(QgsProcessingParameterNumber(self.BURN,
self.tr('A fixed value to burn'),
type=QgsProcessingParameterNumber.Double,
defaultValue=0.0,
optional=True))
self.addParameter(QgsProcessingParameterEnum(self.UNITS,
self.tr('Output raster size units'),
self.units))
self.addParameter(QgsProcessingParameterNumber(self.WIDTH,
self.tr('Width/Horizontal resolution'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=0.0))
self.addParameter(QgsProcessingParameterNumber(self.HEIGHT,
self.tr('Height/Vertical resolution'),
type=QgsProcessingParameterNumber.Double,
minValue=0.0,
defaultValue=0.0))
self.addParameter(QgsProcessingParameterExtent(self.EXTENT,
self.tr('Output extent')))
self.addParameter(QgsProcessingParameterNumber(self.NODATA,
self.tr('Assign a specified nodata value to output bands'),
type=QgsProcessingParameterNumber.Double,
defaultValue=0.0,
optional=True))
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)
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)
init_param = QgsProcessingParameterNumber(self.INIT,
self.tr('Pre-initialize the output image with value'),
type=QgsProcessingParameterNumber.Double,
defaultValue=0.0,
optional=True)
init_param.setFlags(init_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(init_param)
invert_param = QgsProcessingParameterBoolean(self.INVERT,
self.tr('Invert rasterization'),
defaultValue=False)
invert_param.setFlags(invert_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(invert_param)
self.addParameter(QgsProcessingParameterRasterDestination(self.OUTPUT,
self.tr('Rasterized')))