mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
202 lines
7.8 KiB
Python
202 lines
7.8 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
doMerge.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_widgetMerge import Ui_GdalToolsWidget as Ui_Widget
|
|
from widgetPluginBase import GdalToolsBasePluginWidget as BasePluginWidget
|
|
import GdalTools_utils as Utils
|
|
|
|
class GdalToolsDialog(QWidget, Ui_Widget, BasePluginWidget):
|
|
|
|
def __init__(self, iface):
|
|
QWidget.__init__(self)
|
|
self.iface = iface
|
|
|
|
self.setupUi(self)
|
|
BasePluginWidget.__init__(self, self.iface, "gdal_merge.py")
|
|
|
|
self.inSelector.setType( self.inSelector.FILE )
|
|
self.outSelector.setType( self.outSelector.FILE )
|
|
self.recurseCheck.hide()
|
|
# use this for approx. previous UI
|
|
#self.creationOptionsWidget.setType(QgsRasterFormatSaveOptionsWidget.Table)
|
|
|
|
self.outputFormat = Utils.fillRasterOutputFormat()
|
|
self.extent = None
|
|
|
|
self.setParamsStatus(
|
|
[
|
|
(self.inSelector, SIGNAL("filenameChanged()")),
|
|
(self.outSelector, SIGNAL("filenameChanged()")),
|
|
(self.noDataSpin, SIGNAL("valueChanged(int)"), self.noDataCheck),
|
|
(self.inputDirCheck, SIGNAL("stateChanged(int)")),
|
|
(self.recurseCheck, SIGNAL("stateChanged(int)"), self.inputDirCheck),
|
|
( self.separateCheck, SIGNAL( "stateChanged( int )" ) ),
|
|
( self.pctCheck, SIGNAL( "stateChanged( int )" ) ),
|
|
( self.intersectCheck, SIGNAL( "stateChanged( int )" ) ),
|
|
(self.creationOptionsWidget, SIGNAL("optionsChanged()")),
|
|
(self.creationOptionsGroupBox, SIGNAL("toggled(bool)"))
|
|
]
|
|
)
|
|
|
|
self.connect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputFilesEdit)
|
|
self.connect(self.outSelector, SIGNAL("selectClicked()"), self.fillOutputFileEdit)
|
|
self.connect(self.intersectCheck, SIGNAL("toggled(bool)"), self.refreshExtent)
|
|
self.connect(self.inputDirCheck, SIGNAL("stateChanged( int )"), self.switchToolMode)
|
|
self.connect(self.inSelector, SIGNAL("filenameChanged()"), self.refreshExtent)
|
|
|
|
def switchToolMode(self):
|
|
self.recurseCheck.setVisible( self.inputDirCheck.isChecked() )
|
|
self.inSelector.clear()
|
|
|
|
if self.inputDirCheck.isChecked():
|
|
self.inFileLabel = self.label.text()
|
|
self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) )
|
|
|
|
QObject.disconnect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputFilesEdit)
|
|
QObject.connect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputDir)
|
|
else:
|
|
self.label.setText( self.inFileLabel )
|
|
|
|
QObject.connect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputFilesEdit)
|
|
QObject.disconnect(self.inSelector, SIGNAL("selectClicked()"), self.fillInputDir)
|
|
|
|
def fillInputFilesEdit(self):
|
|
lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
|
|
files = Utils.FileDialog.getOpenFileNames(self, self.tr( "Select the files to Merge" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter )
|
|
if not files:
|
|
return
|
|
Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
|
|
self.inSelector.setFilename(files)
|
|
|
|
def refreshExtent(self):
|
|
files = self.getInputFileNames()
|
|
self.intersectCheck.setEnabled( len(files) > 1 )
|
|
|
|
if not self.intersectCheck.isChecked():
|
|
self.someValueChanged()
|
|
return
|
|
|
|
if len(files) < 2:
|
|
self.intersectCheck.setChecked( False )
|
|
return
|
|
|
|
self.extent = self.getIntersectedExtent( files )
|
|
|
|
if self.extent == None:
|
|
QMessageBox.warning( self, self.tr( "Error retrieving the extent" ), self.tr( 'GDAL was unable to retrieve the extent from any file. \nThe "Use intersected extent" option will be unchecked.' ) )
|
|
self.intersectCheck.setChecked( False )
|
|
return
|
|
|
|
elif self.extent.isEmpty():
|
|
QMessageBox.warning( self, self.tr( "Empty extent" ), self.tr( 'The computed extent is empty. \nDisable the "Use intersected extent" option to have a nonempty output.' ) )
|
|
|
|
self.someValueChanged()
|
|
|
|
def fillOutputFileEdit(self):
|
|
lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
|
|
outputFile = Utils.FileDialog.getSaveFileName(self, self.tr( "Select where to save the Merge output" ), Utils.FileFilter.allRastersFilter(), lastUsedFilter )
|
|
if not outputFile:
|
|
return
|
|
Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
|
|
|
|
self.outputFormat = Utils.fillRasterOutputFormat( lastUsedFilter, outputFile )
|
|
self.outSelector.setFilename( outputFile )
|
|
|
|
def fillInputDir( self ):
|
|
inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input directory with files to Merge" ))
|
|
if not inputDir:
|
|
return
|
|
self.inSelector.setFilename( inputDir )
|
|
|
|
def getArguments(self):
|
|
arguments = []
|
|
if self.intersectCheck.isChecked():
|
|
if self.extent != None:
|
|
arguments.append("-ul_lr")
|
|
arguments.append(str( self.extent.xMinimum() ))
|
|
arguments.append(str( self.extent.yMaximum() ))
|
|
arguments.append(str( self.extent.xMaximum() ))
|
|
arguments.append(str( self.extent.yMinimum() ))
|
|
if self.noDataCheck.isChecked():
|
|
arguments.append("-n")
|
|
arguments.append(str(self.noDataSpin.value()))
|
|
arguments.append("-a_nodata")
|
|
arguments.append(str(self.noDataSpin.value()))
|
|
if self.separateCheck.isChecked():
|
|
arguments.append("-separate")
|
|
if self.pctCheck.isChecked():
|
|
arguments.append("-pct")
|
|
if self.creationOptionsGroupBox.isChecked():
|
|
for opt in self.creationOptionsWidget.options():
|
|
arguments.append("-co")
|
|
arguments.append(opt)
|
|
outputFn = self.getOutputFileName()
|
|
if outputFn:
|
|
arguments.append("-of")
|
|
arguments.append(self.outputFormat)
|
|
arguments.append("-o")
|
|
arguments.append(outputFn)
|
|
arguments.extend(self.getInputFileNames())
|
|
return arguments
|
|
|
|
def getOutputFileName(self):
|
|
return self.outSelector.filename()
|
|
|
|
def getInputFileName(self):
|
|
if self.inputDirCheck.isChecked():
|
|
return self.inSelector.filename()
|
|
return self.inSelector.filename().split(",")
|
|
|
|
def getInputFileNames(self):
|
|
if self.inputDirCheck.isChecked():
|
|
return Utils.getRasterFiles( self.inSelector.filename(), self.recurseCheck.isChecked() )
|
|
return self.inSelector.filename().split(",")
|
|
|
|
def addLayerIntoCanvas(self, fileInfo):
|
|
self.iface.addRasterLayer(fileInfo.filePath())
|
|
|
|
def getIntersectedExtent(self, files):
|
|
res = None
|
|
for fileName in files:
|
|
if res == None:
|
|
res = Utils.getRasterExtent( self, fileName )
|
|
continue
|
|
|
|
rect2 = Utils.getRasterExtent( self, fileName )
|
|
if rect2 == None:
|
|
continue
|
|
|
|
res = res.intersect( rect2 )
|
|
if res.isEmpty():
|
|
break
|
|
|
|
return res
|
|
|