mirror of
https://github.com/qgis/QGIS.git
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211 lines
8.5 KiB
Python
211 lines
8.5 KiB
Python
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# -*- coding: utf-8 -*-
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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 ui_widgetWarp import Ui_GdalToolsWidget as Ui_Widget
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from widgetBatchBase import GdalToolsBaseBatchWidget as BaseBatchWidget
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from dialogSRS import GdalToolsSRSDialog as SRSDialog
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import GdalTools_utils as Utils
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class GdalToolsDialog(QWidget, Ui_Widget, BaseBatchWidget):
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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.resampling_method = ('near', 'bilinear', 'cubic', 'cubicspline', 'lanczos')
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self.setupUi(self)
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BaseBatchWidget.__init__(self, self.iface, "gdalwarp")
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# set the default QSpinBoxes and QProgressBar value
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self.widthSpin.setValue(3000)
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self.heightSpin.setValue(3000)
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self.progressBar.setValue(0)
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self.progressBar.hide()
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self.outputFormat = Utils.fillRasterOutputFormat()
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self.setParamsStatus(
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[
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(self.inputLayerCombo, [SIGNAL("currentIndexChanged(int)"), SIGNAL("editTextChanged(const QString &)")] ),
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(self.outputFileEdit, SIGNAL("textChanged(const QString &)")),
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(self.sourceSRSEdit, SIGNAL("textChanged(const QString &)"), self.sourceSRSCheck),
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(self.selectSourceSRSButton, None, self.sourceSRSCheck),
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(self.targetSRSEdit, SIGNAL("textChanged(const QString &)"), self.targetSRSCheck),
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(self.selectTargetSRSButton, None, self.targetSRSCheck),
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(self.resamplingCombo, SIGNAL("currentIndexChanged(int)"), self.resamplingCheck),
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(self.cacheSpin, SIGNAL("valueChanged(int)"), self.cacheCheck),
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( [self.widthSpin, self.heightSpin], SIGNAL( "valueChanged(int)" ), self.resizeGroupBox ),
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(self.multithreadCheck, SIGNAL("stateChanged(int)")),
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(self.noDataEdit, SIGNAL( "textChanged( const QString & )" ), self.noDataCheck)
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]
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)
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self.connect(self.selectInputFileButton, SIGNAL("clicked()"), self.fillInputFile)
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self.connect(self.selectOutputFileButton, SIGNAL("clicked()"), self.fillOutputFileEdit)
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self.connect(self.selectSourceSRSButton, SIGNAL("clicked()"), self.fillSourceSRSEdit)
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self.connect(self.selectTargetSRSButton, SIGNAL("clicked()"), self.fillTargetSRSEdit)
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self.connect( self.batchCheck, SIGNAL( "stateChanged( int )" ), self.switchToolMode )
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self.fillInputLayerCombo()
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# switch to batch or normal mode
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def switchToolMode( self ):
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self.setCommandViewerEnabled( not self.batchCheck.isChecked() )
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self.inputLayerCombo.clear()
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self.inputLayerCombo.clearEditText()
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self.inputLayerCombo.setCurrentIndex(-1)
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self.outputFileEdit.clear()
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if self.batchCheck.isChecked():
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self.inFileLabel = self.label.text()
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self.outFileLabel = self.label_2.text()
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self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory:" ) )
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self.label_2.setText( QCoreApplication.translate( "GdalTools", "&Output directory:" ) )
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self.progressBar.show()
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QObject.disconnect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputFile )
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QObject.disconnect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputFileEdit )
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QObject.connect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputDir )
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QObject.connect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputDir )
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else:
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self.label.setText( self.inFileLabel )
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self.label_2.setText( self.outFileLabel )
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self.fillInputLayerCombo()
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self.progressBar.hide()
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QObject.disconnect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputDir )
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QObject.disconnect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputDir )
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QObject.connect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputFile )
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QObject.connect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputFileEdit )
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def fillInputLayerCombo(self):
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self.inputLayerCombo.clear()
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( self.layers, names ) = Utils.getRasterLayers()
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self.inputLayerCombo.addItems( names )
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def fillInputFile(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 Warp" ), 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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# get SRS for source file if necessary and possible
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self.sourceSRSEdit.setText( Utils.getRasterSRS( self, inputFile ) )
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self.inputLayerCombo.setCurrentIndex(-1)
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self.inputLayerCombo.setEditText(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.outputFileEdit.setText(outputFile)
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def fillInputDir( self ):
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inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input directory with files to Warp" ))
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if inputDir.isEmpty():
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return
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self.inputLayerCombo.setCurrentIndex(-1)
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self.inputLayerCombo.setEditText( inputDir )
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filter = Utils.getRasterExtensions()
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workDir = QDir( inputDir )
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workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot )
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workDir.setNameFilters( filter )
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if workDir.entryList().count() > 0:
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fl = inputDir + "/" + workDir.entryList()[ 0 ]
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self.sourceSRSEdit.setText( Utils.getRasterSRS( self, fl ) )
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def fillOutputDir( self ):
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outputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the output directory to save the results to" ))
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if outputDir.isEmpty():
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return
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self.outputFileEdit.setText( outputDir )
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def fillSourceSRSEdit(self):
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dialog = SRSDialog( "Select the source SRS" )
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if dialog.exec_():
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self.sourceSRSEdit.setText(dialog.getProjection())
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def fillTargetSRSEdit(self):
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dialog = SRSDialog( "Select the target SRS" )
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if dialog.exec_():
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self.targetSRSEdit.setText(dialog.getProjection())
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def getArguments(self):
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arguments = QStringList()
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if self.sourceSRSCheck.isChecked() and not self.sourceSRSEdit.text().isEmpty():
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arguments << "-s_srs"
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arguments << self.sourceSRSEdit.text()
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if self.targetSRSCheck.isChecked() and not self.targetSRSEdit.text().isEmpty():
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arguments << "-t_srs"
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arguments << self.targetSRSEdit.text()
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if self.resamplingCheck.isChecked() and self.resamplingCombo.currentIndex() >= 0:
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arguments << "-r"
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arguments << self.resampling_method[self.resamplingCombo.currentIndex()]
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if self.cacheCheck.isChecked():
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arguments << "-wm"
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arguments << str(self.cacheSpin.value())
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if self.resizeGroupBox.isChecked():
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arguments << "-ts"
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arguments << str( self.widthSpin.value() )
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arguments << str( self.heightSpin.value() )
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if self.multithreadCheck.isChecked():
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arguments << "-multi"
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if self.noDataCheck.isChecked() and not self.noDataEdit.text().isEmpty():
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arguments << "-dstnodata"
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nd = self.noDataEdit.text().simplified()
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if nd.contains( " " ):
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arguments << '"' + nd + '"'
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else:
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arguments << nd
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if self.isBatchEnabled():
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return arguments
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if not self.outputFileEdit.text().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 << self.getOutputFileName()
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return arguments
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def getInputFileName(self):
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if self.inputLayerCombo.currentIndex() >= 0:
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return self.layers[self.inputLayerCombo.currentIndex()].source()
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return self.inputLayerCombo.currentText()
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def getOutputFileName(self):
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return self.outputFileEdit.text()
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def addLayerIntoCanvas(self, fileInfo):
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self.iface.addRasterLayer(fileInfo.filePath())
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def isBatchEnabled(self):
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return self.batchCheck.isChecked()
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def setProgressRange(self, maximum):
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self.progressBar.setRange(0, maximum)
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def updateProgress(self, index, total):
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if index < total:
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self.progressBar.setValue( index + 1 )
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else:
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self.progressBar.setValue( 0 )
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