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69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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DeleteHoles.py
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---------------------
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Date : April 2015
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Copyright : (C) 2015 by Etienne Trimaille
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Etienne Trimaille'
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__date__ = 'April 2015'
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__copyright__ = '(C) 2015, Etienne Trimaille'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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from qgis.core import (QgsProcessingParameterNumber)
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from processing.algs.qgis.QgisAlgorithm import QgisFeatureBasedAlgorithm
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class DeleteHoles(QgisFeatureBasedAlgorithm):
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MIN_AREA = 'MIN_AREA'
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def __init__(self):
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super().__init__()
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self.min_area = None
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def initParameters(self, config=None):
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self.addParameter(QgsProcessingParameterNumber(self.MIN_AREA,
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self.tr('Remove holes with area less than'), QgsProcessingParameterNumber.Double,
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0, True, 0.0, 10000000.0))
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def tags(self):
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return self.tr('remove,delete,drop,holes,rings,fill').split(',')
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def group(self):
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return self.tr('Vector geometry tools')
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def name(self):
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return 'deleteholes'
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def displayName(self):
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return self.tr('Delete holes')
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def outputName(self):
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return self.tr('Cleaned')
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def prepareAlgorithm(self, parameters, context, feedback):
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self.min_area = self.parameterAsDouble(parameters, self.MIN_AREA, context)
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if self.min_area == 0.0:
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self.min_area = -1.0
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return True
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def processFeature(self, feature, feedback):
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if feature.hasGeometry():
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feature.setGeometry(feature.geometry().removeInteriorRings(self.min_area))
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return feature
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