QGIS/python/plugins/GdalTools/tools/doTranslate.py
brushtyler 9e19090f10 added GdalTools plugin
git-svn-id: http://svn.osgeo.org/qgis/trunk@13639 c8812cc2-4d05-0410-92ff-de0c093fc19c
2010-06-04 00:31:48 +00:00

235 lines
9.0 KiB
Python

# -*- coding: utf-8 -*-
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from qgis.core import *
from qgis.gui import *
from ui_widgetTranslate 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.canvas = self.iface.mapCanvas()
self.setupUi(self)
BaseBatchWidget.__init__(self, self.iface, "gdal_translate")
# set the default QSpinBoxes and QProgressBar value
self.progressBar.setValue(0)
self.progressBar.hide()
self.formatLabel.hide()
self.formatCombo.hide()
self.outputFormat = Utils.fillRasterOutputFormat()
self.setParamsStatus(
[
(self.inputLayerCombo, [SIGNAL("currentIndexChanged(int)"), SIGNAL("editTextChanged(const QString &)")] ),
(self.outputFileEdit, SIGNAL("textChanged(const QString &)")),
(self.targetSRSEdit, SIGNAL("textChanged(const QString &)"), self.targetSRSCheck),
(self.selectTargetSRSButton, None, self.targetSRSCheck),
(self.creationOptionsTable, [SIGNAL("cellValueChanged(int, int)"), SIGNAL("rowRemoved()")], self.creationGroupBox)
]
)
#self.connect(self.canvas, SIGNAL("layersChanged()"), self.fillInputLayerCombo)
self.connect(self.inputLayerCombo, SIGNAL("currentIndexChanged(int)"), self.fillTargetSRSEditDefault)
self.connect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputFile )
self.connect(self.selectOutputFileButton, SIGNAL("clicked()"), self.fillOutputFileEdit)
self.connect(self.selectTargetSRSButton, SIGNAL("clicked()"), self.fillTargetSRSEdit)
self.connect( self.batchCheck, SIGNAL( "stateChanged( int )" ), self.switchToolMode )
# add raster filters to combo
self.formatCombo.addItems( Utils.FileFilter.allRastersFilter().split( ";;" ) )
# add layers to combo
self.fillInputLayerCombo()
def switchToolMode( self ):
self.setCommandViewerEnabled( not self.batchCheck.isChecked() )
self.inputLayerCombo.clear()
self.inputLayerCombo.clearEditText()
self.inputLayerCombo.setCurrentIndex(-1)
self.outputFileEdit.clear()
if self.batchCheck.isChecked():
self.inFileLabel = self.label_3.text()
self.outFileLabel = self.label_2.text()
self.label_3.setText( QCoreApplication.translate( "GdalTools", "&Input directory:" ) )
self.label_2.setText( QCoreApplication.translate( "GdalTools", "&Output directory:" ) )
self.progressBar.show()
self.formatLabel.show()
self.formatCombo.show()
QObject.disconnect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputFile )
QObject.disconnect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputFileEdit )
QObject.connect( self.selectInputFileButton, SIGNAL( "clicked()" ), self. fillInputDir )
QObject.connect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputDir )
else:
self.label_3.setText( self.inFileLabel )
self.label_2.setText( self.outFileLabel )
self.base.textEditCommand.setEnabled( True )
self.fillInputLayerCombo()
self.progressBar.hide()
self.formatLabel.hide()
self.formatCombo.hide()
QObject.disconnect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputDir )
QObject.disconnect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputDir )
QObject.connect( self.selectInputFileButton, SIGNAL( "clicked()" ), self.fillInputFile )
QObject.connect( self.selectOutputFileButton, SIGNAL( "clicked()" ), self.fillOutputFileEdit )
def fillInputLayerCombo(self):
self.inputLayerCombo.clear()
( self.layers, names ) = Utils.getRasterLayers()
self.inputLayerCombo.addItems( names )
def fillInputFile( self ):
lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
inputFile = Utils.FileDialog.getOpenFileName( self, self.tr( "Select the input file for Translate" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter )
if inputFile.isEmpty():
return
Utils.FileFilter.setLastUsedRasterFilter( lastUsedFilter )
# get SRS for target file if necessary and possible
self.targetSRSEdit.setText( Utils.getRasterSRS( self, inputFile ) )
self.inputLayerCombo.setCurrentIndex(-1)
self.inputLayerCombo.setEditText( inputFile )
def fillInputDir( self ):
inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input direcory with files to Translate" ))
if inputDir.isEmpty():
return
self.inputLayerCombo.setCurrentIndex(-1)
self.inputLayerCombo.setEditText( inputDir )
filter = Utils.getRasterExtensions()
workDir = QDir( inputDir )
workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot )
workDir.setNameFilters( filter )
if workDir.entryList().count() > 0:
fl = inputDir + "/" + workDir.entryList()[ 0 ]
self.targetSRSEdit.setText( Utils.getRasterSRS( self, fl ) )
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.allRastersFilter(), lastUsedFilter )
if outputFile.isEmpty():
return
Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
self.outputFormat = Utils.fillRasterOutputFormat(lastUsedFilter, outputFile)
self.outputFileEdit.setText(outputFile)
def fillOutputDir( self ):
outputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the output directory to save the results to" ) )
if outputDir.isEmpty():
return
self.outputFileEdit.setText( outputDir )
def fillTargetSRSEditDefault(self, index):
if index >= 0 and index in self.layers:
layer = self.layers[index]
self.targetSRSEdit.setText("EPSG:" + str(layer.srs().epsg()))
def fillTargetSRSEdit(self):
dialog = SRSDialog( "Select the target SRS" )
if dialog.exec_():
self.targetSRSEdit.setText(dialog.getProjection())
def getArguments(self):
arguments = QStringList()
if self.targetSRSCheck.isChecked() and not self.targetSRSEdit.text().isEmpty():
arguments << "-a_srs"
arguments << self.targetSRSEdit.text()
if self.creationGroupBox.isChecked():
for opt in self.creationOptionsTable.options():
arguments << "-co"
arguments << opt
if self.isBatchEnabled():
if self.formatCombo.currentIndex() != 0:
arguments << "-of"
arguments << Utils.fillRasterOutputFormat( self.formatCombo.currentText() )
return arguments
else:
return arguments
if not self.outputFileEdit.text().isEmpty():
arguments << "-of"
arguments << self.outputFormat
arguments << self.getInputFileName()
arguments << self.getOutputFileName()
return arguments
def getInputFileName(self):
if self.inputLayerCombo.currentIndex() >= 0:
return self.layers[self.inputLayerCombo.currentIndex()].source()
return self.inputLayerCombo.currentText()
def getOutputFileName(self):
return self.outputFileEdit.text()
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 )
def batchRun(self):
exts = self.formatCombo.currentText().remove( QRegExp('^.*\(') ).remove( QRegExp('\).*$') ).split( " " )
if not exts.isEmpty() and exts != "*" and exts != "*.*":
outExt = exts[ 0 ].remove( "*" )
else:
outExt = ".tif"
self.base.enableRun( False )
self.base.setCursor( Qt.WaitCursor )
inDir = self.getInputFileName()
outDir = self.getOutputFileName()
filter = Utils.getRasterExtensions()
workDir = QDir( inDir )
workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot )
workDir.setNameFilters( filter )
files = workDir.entryList()
self.inFiles = []
self.outFiles = []
for f in files:
self.inFiles.append( inDir + "/" + f )
if outDir != None:
outFile = f.replace( QRegExp( "\.[a-zA-Z0-9]{2,4}" ), outExt )
self.outFiles.append( outDir + "/" + outFile )
self.errors = QStringList()
self.batchIndex = 0
self.batchTotal = len( self.inFiles )
self.setProgressRange( self.batchTotal )
self.runItem( self.batchIndex, self.batchTotal )