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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 qgis.PyQt.QtCore import Qt, QCoreApplication, QFile, QFileInfo
from qgis.PyQt.QtWidgets import QWidget, QMessageBox
from qgis.core import QgsMapLayerRegistry, QgsMapLayer
from .ui_widgetProjection import Ui_GdalToolsWidget as Ui_Widget
from .widgetBatchBase import GdalToolsBaseBatchWidget as BaseBatchWidget
from .dialogSRS import GdalToolsSRSDialog as SRSDialog
from . import GdalTools_utils as Utils
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, "gdal_translate")
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, "filenameChanged"),
(self.desiredSRSEdit, "textChanged")
])
self.inSelector.selectClicked.connect(self.fillInputFileEdit)
self.selectDesiredSRSButton.clicked.connect(self.fillDesiredSRSEdit)
self.batchCheck.stateChanged.connect(self.switchToolMode)
self.recurseCheck.stateChanged.connect(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"))
self.inSelector.selectClicked.disconnect(self.fillInputFileEdit)
self.inSelector.selectClicked.connect(self.fillInputDir)
else:
self.label.setText(self.inFileLabel)
self.inSelector.selectClicked.connect(self.fillInputFileEdit)
self.inSelector.selectClicked.disconnect(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("-a_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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