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105 lines
4.0 KiB
Python
105 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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doSieve.py
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---------------------
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Date : June 2010
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Copyright : (C) 2010 by Giuseppe Sucameli
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Email : brush dot tyler at gmail dot com
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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__ = 'Giuseppe Sucameli'
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__date__ = 'June 2010'
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__copyright__ = '(C) 2010, Giuseppe Sucameli'
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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 PyQt4.QtCore import *
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from PyQt4.QtGui import *
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from qgis.core import *
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from qgis.gui import *
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from osgeo import ogr
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from ui_widgetSieve import Ui_GdalToolsWidget as Ui_Widget
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from widgetPluginBase import GdalToolsBasePluginWidget as BasePluginWidget
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import GdalTools_utils as Utils
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class GdalToolsDialog(QWidget, Ui_Widget, BasePluginWidget):
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def __init__(self, iface):
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QWidget.__init__(self)
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self.iface = iface
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self.setupUi(self)
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BasePluginWidget.__init__(self, self.iface, "gdal_sieve.py")
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self.outSelector.setType( self.outSelector.FILE )
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self.outputFormat = Utils.fillRasterOutputFormat()
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self.setParamsStatus(
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[
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(self.inSelector, SIGNAL("filenameChanged()")),
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(self.outSelector, SIGNAL("filenameChanged()")),
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(self.thresholdSpin, SIGNAL("valueChanged(int)"), self.thresholdCheck),
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(self.connectionsCombo, SIGNAL("currentIndexChanged(int)"), self.connectionsCheck)
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]
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)
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self.connect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputFileEdit)
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self.connect(self.outSelector, SIGNAL("selectClicked()"), self.fillOutputFileEdit)
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def onLayersChanged(self):
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self.inSelector.setLayers( Utils.LayerRegistry.instance().getRasterLayers() )
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def fillInputFileEdit(self):
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lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
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inputFile = Utils.FileDialog.getOpenFileName(self, self.tr( "Select the input file for Sieve" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter)
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if inputFile.isEmpty():
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return
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Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
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self.inSelector.setFilename(inputFile)
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def fillOutputFileEdit(self):
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lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
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outputFile = Utils.FileDialog.getSaveFileName(self, self.tr( "Select the raster file to save the results to" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter )
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if outputFile.isEmpty():
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return
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Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
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self.outputFormat = Utils.fillRasterOutputFormat( lastUsedFilter, outputFile )
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self.outSelector.setFilename(outputFile)
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def getArguments(self):
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arguments = QStringList()
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if self.thresholdCheck.isChecked():
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arguments << "-st"
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arguments << str(self.thresholdSpin.value())
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if self.connectionsCheck.isChecked() and self.connectionsCombo.currentIndex() >= 0:
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arguments << "-" + self.connectionsCombo.currentText()
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outputFn = self.getOutputFileName()
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if not outputFn.isEmpty():
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arguments << "-of"
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arguments << self.outputFormat
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arguments << self.getInputFileName()
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arguments << outputFn
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return arguments
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def getOutputFileName(self):
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return self.outSelector.filename()
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def getInputFileName(self):
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return self.inSelector.filename()
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def addLayerIntoCanvas(self, fileInfo):
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self.iface.addRasterLayer(fileInfo.filePath())
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