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Commit 488c939

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author
alexander.bruy@gmail.com
committedJul 26, 2012
reorganize imports
add List Unique Values tool git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@310 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d
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ltr-3_40Before-merge-new_vector_api
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3 files changed

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‎src/sextante/ftools/FToolsAlgorithmProvider.py

Lines changed: 45 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -1,49 +1,67 @@
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from sextante.core.AlgorithmProvider import AlgorithmProvider
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import os
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from PyQt4 import QtGui
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from sextante.ftools.Centroids import Centroids
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from sextante.core.AlgorithmProvider import AlgorithmProvider
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# analysis tools
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from sextante.ftools.SumLines import SumLines
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from sextante.ftools.MeanCoords import MeanCoords
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from sextante.ftools.UniqueValues import UniqueValues
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from sextante.ftools.BasicStatistics import BasicStatistics
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from sextante.ftools.PointsInPolygon import PointsInPolygon
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from sextante.ftools.LinesIntersection import LinesIntersection
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from sextante.ftools.NearestNeighbourAnalysis import NearestNeighbourAnalysis
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# data management tools
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# geometry tools
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from sextante.ftools.Delaunay import Delaunay
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from sextante.ftools.SimplifyGeometries import SimplifyGeometries
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from sextante.ftools.VoronoiPolygons import VoronoiPolygons
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from sextante.ftools.ExportGeometryInfo import ExportGeometryInfo
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from sextante.ftools.Centroids import Centroids
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from sextante.ftools.ExtractNodes import ExtractNodes
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from sextante.ftools.VoronoiPolygons import VoronoiPolygons
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from sextante.ftools.LinesToPolygons import LinesToPolygons
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from sextante.ftools.PolygonsToLines import PolygonsToLines
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from sextante.ftools.SimplifyGeometries import SimplifyGeometries
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from sextante.ftools.ExportGeometryInfo import ExportGeometryInfo
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from sextante.ftools.MultipartToSingleparts import MultipartToSingleparts
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from sextante.ftools.SinglePartsToMultiparts import SinglePartsToMultiparts
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from sextante.ftools.BasicStatistics import BasicStatistics
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from sextante.ftools.PointsInPolygon import PointsInPolygon
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from sextante.ftools.SumLines import SumLines
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from sextante.ftools.MeanCoords import MeanCoords
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from sextante.ftools.NearestNeighbourAnalysis import NearestNeighbourAnalysis
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from sextante.ftools.LinesIntersection import LinesIntersection
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from sextante.ftools.ConvexHull import ConvexHull
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from sextante.ftools.FixedDistanceBuffer import FixedDistanceBuffer
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from sextante.ftools.VariableDistanceBuffer import VariableDistanceBuffer
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# geoprocessing tools
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from sextante.ftools.Clip import Clip
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from sextante.ftools.Union import Union
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from sextante.ftools.Dissolve import Dissolve
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from sextante.ftools.ConvexHull import ConvexHull
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from sextante.ftools.Difference import Difference
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from sextante.ftools.Intersection import Intersection
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from sextante.ftools.Union import Union
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from sextante.ftools.Clip import Clip
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from sextante.ftools.FixedDistanceBuffer import FixedDistanceBuffer
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from sextante.ftools.VariableDistanceBuffer import VariableDistanceBuffer
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# research tools
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from sextante.ftools.ExtentFromLayer import ExtentFromLayer
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from sextante.ftools.RandomSelection import RandomSelection
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from sextante.ftools.SelectByLocation import SelectByLocation
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from sextante.ftools.RandomSelectionWithinSubsets import RandomSelectionWithinSubsets
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from sextante.ftools.MultipartToSingleparts import MultipartTosingleparts
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class FToolsAlgorithmProvider(AlgorithmProvider):
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def __init__(self):
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AlgorithmProvider.__init__(self)
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self.alglist = [SinglePartsToMultiparts(), PolygonsToLines(),
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LinesToPolygons(), ExportGeometryInfo(), ExtractNodes(),
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Centroids(), SimplifyGeometries(), Delaunay(), VoronoiPolygons(),
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SumLines(), BasicStatistics(), PointsInPolygon(),
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NearestNeighbourAnalysis(), MeanCoords(), LinesIntersection(),
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ConvexHull(), FixedDistanceBuffer(), VariableDistanceBuffer(),
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Dissolve(), Difference(), Intersection(), Union(), Clip(), ExtentFromLayer(),
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RandomSelection(), RandomSelectionWithinSubsets(), SelectByLocation(),
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MultipartTosingleparts()]
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self.alglist = [SumLines(), PointsInPolygon(), BasicStatistics(),
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NearestNeighbourAnalysis(), MeanCoords(), LinesIntersection(),
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UniqueValues(),
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# data management
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# geometry
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ExportGeometryInfo(), Centroids(), Delaunay(), VoronoiPolygons(),
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SimplifyGeometries(), MultipartToSingleparts(), SinglePartsToMultiparts(),
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PolygonsToLines(), LinesToPolygons(), ExtractNodes(),
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# geoprocessing
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ConvexHull(), FixedDistanceBuffer(), VariableDistanceBuffer(),
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Dissolve(), Difference(), Intersection(), Union(), Clip(),
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# research
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ExtentFromLayer(), RandomSelection(), RandomSelectionWithinSubsets(),
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SelectByLocation()
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]
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def getDescription(self):
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return "fTools (Vector analysis)"
@@ -57,6 +75,5 @@ def getIcon(self):
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def _loadAlgorithms(self):
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self.algs = self.alglist
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def getSupportedOutputTableExtensions(self):
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return ["csv"]

‎src/sextante/ftools/MultipartToSingleparts.py

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@
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from sextante.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
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from sextante.outputs.OutputVector import OutputVector
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class MultipartTosingleparts(GeoAlgorithm):
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class MultipartToSingleparts(GeoAlgorithm):
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INPUT = "INPUT"
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OUTPUT = "OUTPUT"

‎src/sextante/ftools/UniqueValues.py

Lines changed: 53 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,53 @@
1+
import os.path
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from PyQt4 import QtGui
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from sextante.core.GeoAlgorithm import GeoAlgorithm
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from sextante.core.QGisLayers import QGisLayers
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from sextante.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
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from sextante.parameters.ParameterVector import ParameterVector
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from sextante.parameters.ParameterTableField import ParameterTableField
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from sextante.outputs.OutputHTML import OutputHTML
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from sextante.outputs.OutputNumber import OutputNumber
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from sextante.ftools import ftools_utils
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class UniqueValues(GeoAlgorithm):
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INPUT_LAYER = "INPUT_LAYER"
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FIELD_NAME = "FIELD_NAME"
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TOTAL_VALUES = "TOTAL_VALUES"
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OUTPUT = "OUTPUT"
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def getIcon(self):
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return QtGui.QIcon(os.path.dirname(__file__) + "/icons/unique.png")
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def defineCharacteristics(self):
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self.name = "List unique values"
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self.group = "Analysis tools"
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self.addParameter(ParameterVector(UniqueValues.INPUT_LAYER, "Input layer", ParameterVector.VECTOR_TYPE_ANY))
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self.addParameter(ParameterTableField(UniqueValues.FIELD_NAME, "Targer field", UniqueValues.INPUT_LAYER, ParameterTableField.DATA_TYPE_ANY))
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self.addOutput(OutputHTML(UniqueValues.OUTPUT, "Unique values"))
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self.addOutput(OutputNumber(UniqueValues.TOTAL_VALUES, "Total unique values"))
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def processAlgorithm(self, progress):
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layer = QGisLayers.getObjectFromUri(self.getParameterValue(UniqueValues.INPUT_LAYER))
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fieldName = self.getParameterValue(UniqueValues.FIELD_NAME)
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outputFile = self.getOutputValue(UniqueValues.OUTPUT)
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values = layer.uniqueValues(layer.fieldNameIndex(fieldName))
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self.createHTML(outputFile, values)
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self.setOutputValue(UniqueValues.TOTAL_VALUES, len(values))
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def createHTML(self, outputFile, algData):
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f = open(outputFile, "w")
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f.write("<p>Total unique values: " + str(len(algData)) + "</p>")
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f.write("<p>Unique values:</p>")
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f.write("<ul>")
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for s in algData:
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f.write("<li>" + unicode(s.toString()) + "</li>")
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f.write("</ul>")
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f.close()

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