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