# -*- coding: utf-8 -*- """ *************************************************************************** doWarp.py --------------------- Date : June 2010 Copyright : (C) 2010 by Giuseppe Sucameli Email : brush dot tyler at gmail dot com *************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * *************************************************************************** """ __author__ = 'Giuseppe Sucameli' __date__ = 'June 2010' __copyright__ = '(C) 2010, Giuseppe Sucameli' # This will get replaced with a git SHA1 when you do a git archive __revision__ = '$Format:%H$' from PyQt4.QtCore import QObject, QCoreApplication, SIGNAL, QDir from PyQt4.QtGui import QWidget from qgis.core import QGis from ui_widgetWarp import Ui_GdalToolsWidget as Ui_Widget from widgetBatchBase import GdalToolsBaseBatchWidget as BaseBatchWidget from dialogSRS import GdalToolsSRSDialog as SRSDialog import GdalTools_utils as Utils class GdalToolsDialog(QWidget, Ui_Widget, BaseBatchWidget): def __init__(self, iface): QWidget.__init__(self) self.iface = iface self.resampling_method = ('near', 'bilinear', 'cubic', 'cubicspline', 'lanczos') self.setupUi(self) BaseBatchWidget.__init__(self, self.iface, "gdalwarp") self.outSelector.setType( self.outSelector.FILE ) # set the default QSpinBoxes and QProgressBar value self.widthSpin.setValue(3000) self.heightSpin.setValue(3000) self.progressBar.setValue(0) self.progressBar.hide() self.outputFormat = Utils.fillRasterOutputFormat() self.setParamsStatus([ (self.inSelector, SIGNAL("filenameChanged()")), (self.outSelector, SIGNAL("filenameChanged()")), (self.sourceSRSEdit, SIGNAL("textChanged(const QString &)"), self.sourceSRSCheck), (self.selectSourceSRSButton, None, self.sourceSRSCheck), (self.targetSRSEdit, SIGNAL("textChanged(const QString &)"), self.targetSRSCheck), (self.selectTargetSRSButton, None, self.targetSRSCheck), (self.resamplingCombo, SIGNAL("currentIndexChanged(int)"), self.resamplingCheck), (self.cacheSpin, SIGNAL("valueChanged(int)"), self.cacheCheck), ( [self.widthSpin, self.heightSpin], SIGNAL( "valueChanged(int)" ), self.resizeGroupBox ), (self.multithreadCheck, SIGNAL("stateChanged(int)")), (self.noDataEdit, SIGNAL( "textChanged( const QString & )" ), self.noDataCheck), (self.maskSelector, SIGNAL("filenameChanged()"), self.maskCheck, 1600), ]) self.connect(self.inSelector, SIGNAL("layerChanged()"), self.fillSourceSRSEditDefault) self.connect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputFile) self.connect(self.outSelector, SIGNAL("selectClicked()"), self.fillOutputFileEdit) self.connect(self.selectSourceSRSButton, SIGNAL("clicked()"), self.fillSourceSRSEdit) self.connect(self.selectTargetSRSButton, SIGNAL("clicked()"), self.fillTargetSRSEdit) self.connect(self.maskSelector, SIGNAL("selectClicked()"), self.fillMaskFile) self.connect( self.batchCheck, SIGNAL( "stateChanged( int )" ), self.switchToolMode ) # switch to batch or normal mode def switchToolMode( self ): self.setCommandViewerEnabled( not self.batchCheck.isChecked() ) self.progressBar.setVisible( self.batchCheck.isChecked() ) self.inSelector.setType( self.inSelector.FILE if self.batchCheck.isChecked() else self.inSelector.FILE_LAYER ) self.outSelector.clear() if self.batchCheck.isChecked(): self.inFileLabel = self.label.text() self.outFileLabel = self.label_2.text() self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) ) self.label_2.setText( QCoreApplication.translate( "GdalTools", "&Output directory" ) ) QObject.disconnect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputFile ) QObject.disconnect( self.outSelector, SIGNAL( "selectClicked()" ), self.fillOutputFileEdit ) QObject.connect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputDir ) QObject.connect( self.outSelector, SIGNAL( "selectClicked()" ), self.fillOutputDir ) else: self.label.setText( self.inFileLabel ) self.label_2.setText( self.outFileLabel ) QObject.disconnect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputDir ) QObject.disconnect( self.outSelector, SIGNAL( "selectClicked()" ), self.fillOutputDir ) QObject.connect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputFile ) QObject.connect( self.outSelector, SIGNAL( "selectClicked()" ), self.fillOutputFileEdit ) def onLayersChanged(self): self.inSelector.setLayers( Utils.LayerRegistry.instance().getRasterLayers() ) self.maskSelector.setLayers( filter( lambda x: x.geometryType() == QGis.Polygon, Utils.LayerRegistry.instance().getVectorLayers() ) ) def fillInputFile(self): lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter() inputFile = Utils.FileDialog.getOpenFileName(self, self.tr( "Select the input file for Warp" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter ) if not inputFile: return Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter) self.inSelector.setFilename(inputFile) # get SRS for source file if necessary and possible self.refreshSourceSRS() def fillOutputFileEdit(self): lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter() outputFile = Utils.FileDialog.getSaveFileName(self, self.tr( "Select the raster file to save the results to" ), Utils.FileFilter.saveRastersFilter(), lastUsedFilter ) if not outputFile: return Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter) self.outputFormat = Utils.fillRasterOutputFormat( lastUsedFilter, outputFile ) self.outSelector.setFilename(outputFile) def fillMaskFile(self): lastUsedFilter = Utils.FileFilter.lastUsedVectorFilter() maskFile = Utils.FileDialog.getOpenFileName(self, self.tr( "Select the mask file" ), Utils.FileFilter.allVectorsFilter(), lastUsedFilter ) if not maskFile: return Utils.FileFilter.setLastUsedVectorFilter(lastUsedFilter) self.maskSelector.setFilename(maskFile) def fillInputDir( self ): inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input directory with files to Warp" )) if not inputDir: return self.inSelector.setFilename( inputDir ) filter = Utils.getRasterExtensions() workDir = QDir( inputDir ) workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot ) workDir.setNameFilters( filter ) if len(workDir.entryList()) > 0: fl = inputDir + "/" + workDir.entryList()[ 0 ] self.sourceSRSEdit.setText( Utils.getRasterSRS( self, fl ) ) def fillOutputDir( self ): outputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the output directory to save the results to" )) if not outputDir: return self.outSelector.setFilename( outputDir ) def fillSourceSRSEdit(self): dialog = SRSDialog( "Select the source SRS", self ) if dialog.exec_(): self.sourceSRSEdit.setText(dialog.getProjection()) def fillSourceSRSEditDefault(self): if self.inSelector.layer() is None: return self.refreshSourceSRS() def refreshSourceSRS(self): crs = Utils.getRasterSRS( self, self.getInputFileName() ) self.sourceSRSEdit.setText( crs ) self.sourceSRSCheck.setChecked( crs != '' ) def fillTargetSRSEdit(self): dialog = SRSDialog( "Select the target SRS", self ) if dialog.exec_(): self.targetSRSEdit.setText(dialog.getProjection()) def getArguments(self): arguments = [] if not self.isBatchEnabled(): arguments.append("-overwrite") if self.sourceSRSCheck.isChecked() and self.sourceSRSEdit.text(): arguments.append("-s_srs") arguments.append(self.sourceSRSEdit.text()) if self.targetSRSCheck.isChecked() and self.targetSRSEdit.text(): arguments.append("-t_srs") arguments.append(self.targetSRSEdit.text()) if self.resamplingCheck.isChecked() and self.resamplingCombo.currentIndex() >= 0: arguments.append("-r") arguments.append(self.resampling_method[self.resamplingCombo.currentIndex()]) if self.cacheCheck.isChecked(): arguments.append("-wm") arguments.append(str(self.cacheSpin.value())) if self.resizeGroupBox.isChecked(): arguments.append("-ts") arguments.append(str( self.widthSpin.value() )) arguments.append(str( self.heightSpin.value() )) if self.multithreadCheck.isChecked(): arguments.append("-multi") if self.noDataCheck.isChecked(): nodata = self.noDataEdit.text().strip() if nodata: arguments.append("-dstnodata") arguments.append(nodata) if self.maskCheck.isChecked(): mask = self.getMaskFileName() if mask: arguments.append("-q") arguments.append("-cutline") arguments.append(mask) arguments.append("-dstalpha") if self.isBatchEnabled(): return arguments outputFn = self.getOutputFileName() if outputFn: arguments.append("-of") arguments.append(self.outputFormat) arguments.append(self.getInputFileName()) arguments.append(outputFn) return arguments def getInputFileName(self): return self.inSelector.filename() def getOutputFileName(self): return self.outSelector.filename() def getMaskFileName(self): return self.maskSelector.filename() def addLayerIntoCanvas(self, fileInfo): self.iface.addRasterLayer(fileInfo.filePath()) def isBatchEnabled(self): return self.batchCheck.isChecked() def setProgressRange(self, maximum): self.progressBar.setRange(0, maximum) def updateProgress(self, index, total): if index < total: self.progressBar.setValue( index + 1 ) else: self.progressBar.setValue( 0 )