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# -*- coding: utf-8 -*-
"""
***************************************************************************
doProjection.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 *
from PyQt4.QtGui import *
from qgis.core import *
from qgis.gui import *
from ui_widgetProjection import Ui_GdalToolsWidget as Ui_Widget
from widgetBatchBase import GdalToolsBaseBatchWidget as BaseBatchWidget
from dialogSRS import GdalToolsSRSDialog as SRSDialog
import GdalTools_utils as Utils
import os.path
import re
class GdalToolsDialog( QWidget, Ui_Widget, BaseBatchWidget ):
def __init__( self, iface ):
QWidget.__init__( self )
self.iface = iface
self.setupUi( self )
BaseBatchWidget.__init__( self, self.iface, "gdalwarp" )
self.inSelector.setType( self.inSelector.FILE )
# set the default QSpinBoxes and QProgressBar value
self.progressBar.setValue(0)
self.progressBar.hide()
self.recurseCheck.hide()
self.setParamsStatus(
[
( self.inSelector, SIGNAL( "filenameChanged()" ) ),
( self.desiredSRSEdit, SIGNAL( "textChanged( const QString & )" ) )
]
)
self.connect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputFileEdit )
self.connect( self.selectDesiredSRSButton, SIGNAL( "clicked()" ), self.fillDesiredSRSEdit )
self.connect( self.batchCheck, SIGNAL( "stateChanged( int )" ), self.switchToolMode )
self.connect( self.recurseCheck, SIGNAL( "stateChanged( int )" ), self.enableRecurse )
def switchToolMode( self ):
self.setCommandViewerEnabled( not self.batchCheck.isChecked() )
self.progressBar.setVisible( self.batchCheck.isChecked() )
self.recurseCheck.setVisible( self.batchCheck.isChecked() )
self.inSelector.clear()
if self.batchCheck.isChecked():
self.inFileLabel = self.label.text()
self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) )
QObject.disconnect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputFileEdit )
QObject.connect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputDir )
else:
self.label.setText( self.inFileLabel )
QObject.connect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputFileEdit )
QObject.disconnect( self.inSelector, SIGNAL( "selectClicked()" ), self.fillInputDir )
def enableRecurse( self ):
if self.recurseCheck.isChecked():
res = QMessageBox.warning( self, self.tr( "Warning" ),
self.tr( "Warning: CRS information for all raster in subfolders will be rewritten. Are you sure?" ),
QMessageBox.Yes | QMessageBox.No )
if res != QMessageBox.Yes:
self.recurseCheck.setCheckState( Qt.Unchecked )
return
def fillInputFileEdit( self ):
lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
inputFile = Utils.FileDialog.getOpenFileName( self, self.tr( "Select the file to analyse" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter )
if not inputFile:
return
Utils.FileFilter.setLastUsedRasterFilter( lastUsedFilter )
self.inSelector.setFilename( inputFile )
def fillInputDir( self ):
inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input directory with files to Assign projection" ))
if not inputDir:
return
self.inSelector.setFilename( inputDir )
def fillDesiredSRSEdit( self ):
dialog = SRSDialog( "Select desired SRS", self )
if dialog.exec_():
self.desiredSRSEdit.setText( dialog.getProjection() )
def getArguments( self ):
arguments = []
if self.desiredSRSEdit.text():
arguments.append("-t_srs")
arguments.append(self.desiredSRSEdit.text())
if self.batchCheck.isChecked():
return arguments
inputFn = self.getInputFileName()
arguments.append(inputFn)
self.tempFile = inputFn
self.needOverwrite = False
if self.tempFile:
if self.tempFile.lower().endswith(".tif") or self.tempFile.lower().endswith(".tiff") :
self.tempFile = re.sub("\.[a-zA-Z]{2,4}$", ".tif", self.tempFile) + ".tmp"
self.needOverwrite = True
else:
self.tempFile = re.sub("\.[a-zA-Z]{2,4}$", ".tif", self.tempFile)
arguments.append(self.tempFile)
return arguments
def finished( self ):
outFn = self.getOutputFileName()
if self.needOverwrite:
oldFile = QFile( outFn )
newFile = QFile( self.tempFile )
if oldFile.remove():
newFile.rename( outFn )
fileInfo = QFileInfo( outFn )
if fileInfo.exists():
if self.base.loadCheckBox.isChecked():
self.addLayerIntoCanvas( fileInfo )
QMessageBox.information( self, self.tr( "Finished" ), self.tr( "Processing completed." ) )
else:
QMessageBox.warning( self, self.tr( "Warning" ), self.tr( "{0} not created." ).format( outFn ) )
def getInputFileName(self):
return self.inSelector.filename()
def getOutputFileName( self ):
return self.inSelector.filename()
def getBatchOutputFileName(self, fn):
# get GeoTiff
fn = re.sub( r'\.[a-zA-Z]{2,4}$', r'.tif', fn )
return BaseBatchWidget.getBatchOutputFileName( self, fn )
def addLayerIntoCanvas(self, fileInfo):
self.iface.addRasterLayer(fileInfo.filePath())
def checkLayer( self ):
layerList = []
layerMap = QgsMapLayerRegistry.instance().mapLayers()
for name, layer in layerMap.iteritems():
if layer.type() == QgsMapLayer.RasterLayer:
layerList.append( unicode( layer.source() ) )
if unicode( self.inputFileEdit.text() ) in layerList:
QMessageBox.warning( self, self.tr( "Assign projection" ), self.tr( "This raster already found in map canvas" ) )
return
self.onRun()
def isBatchEnabled(self):
return self.batchCheck.isChecked()
def isRecursiveScanEnabled(self):
return self.recurseCheck.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)
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