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176 lines
7.4 KiB
Python
176 lines
7.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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doBuildVRT.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 qgis.PyQt.QtCore import QCoreApplication
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from qgis.PyQt.QtWidgets import QWidget
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from .ui_widgetBuildVRT import Ui_GdalToolsWidget as Ui_Widget
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from .widgetPluginBase import GdalToolsBasePluginWidget as BasePluginWidget
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from .dialogSRS import GdalToolsSRSDialog as SRSDialog
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from . import GdalTools_utils as Utils
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class GdalToolsDialog(QWidget, Ui_Widget, BasePluginWidget):
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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.resolutions = ("highest", "average", "lowest")
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self.setupUi(self)
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BasePluginWidget.__init__(self, self.iface, "gdalbuildvrt")
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self.inSelector.setType(self.inSelector.FILE)
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self.outSelector.setType(self.outSelector.FILE)
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self.recurseCheck.hide()
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self.visibleRasterLayers = []
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self.setParamsStatus(
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[
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(self.inSelector, "filenameChanged"),
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(self.outSelector, "filenameChanged"),
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(self.resolutionComboBox, "currentIndexChanged", self.resolutionCheck),
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(self.noDataEdit, "textChanged", self.srcNoDataCheck, 1700),
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(self.inputDirCheck, "stateChanged"),
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(self.separateCheck, "stateChanged", None, 1700),
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(self.targetSRSEdit, "textChanged", self.targetSRSCheck),
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(self.allowProjDiffCheck, "stateChanged", None, 1700),
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(self.recurseCheck, "stateChanged", self.inputDirCheck),
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(self.inputSelLayersCheck, "stateChanged")
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]
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)
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self.inSelector.selectClicked.connect(self.fillInputFilesEdit)
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self.outSelector.selectClicked.connect(self.fillOutputFileEdit)
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self.inputDirCheck.stateChanged.connect(self.switchToolMode)
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self.inputSelLayersCheck.stateChanged.connect(self.switchLayerMode)
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self.iface.mapCanvas().layersChanged.connect(self.switchLayerMode)
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self.selectTargetSRSButton.clicked.connect(self.fillTargetSRSEdit)
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def initialize(self):
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# connect to mapCanvas.layerChanged() signal
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self.iface.mapCanvas().layersChanged.connect(self.onVisibleLayersChanged)
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self.onVisibleLayersChanged()
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BasePluginWidget.initialize(self)
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def onClosing(self):
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# disconnect from mapCanvas.layerChanged() signal
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self.iface.mapCanvas().layersChanged.disconnect(self.onVisibleLayersChanged)
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BasePluginWidget.onClosing(self)
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def onVisibleLayersChanged(self):
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# refresh list of visible raster layers
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self.visibleRasterLayers = []
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for layer in self.iface.mapCanvas().layers():
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if Utils.LayerRegistry.isRaster(layer):
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self.visibleRasterLayers.append(layer.source())
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# refresh the text in the command viewer
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self.someValueChanged()
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def switchToolMode(self):
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self.recurseCheck.setVisible(self.inputDirCheck.isChecked())
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self.inSelector.clear()
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if self.inputDirCheck.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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self.inSelector.selectClicked.disconnect(self.fillInputFilesEdit)
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self.inSelector.selectClicked.connect(self.fillInputDir)
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else:
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self.label.setText(self.inFileLabel)
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self.inSelector.selectClicked.connect(self.fillInputFilesEdit)
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self.inSelector.selectClicked.disconnect(self.fillInputDir)
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def switchLayerMode(self):
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enableInputFiles = not self.inputSelLayersCheck.isChecked()
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self.inputDirCheck.setEnabled(enableInputFiles)
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self.inSelector.setEnabled(enableInputFiles)
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self.recurseCheck.setEnabled(enableInputFiles)
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def fillInputFilesEdit(self):
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lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
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files = Utils.FileDialog.getOpenFileNames(self, self.tr("Select the files for VRT"), Utils.FileFilter.allRastersFilter(), lastUsedFilter)
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if files == '':
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return
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Utils.FileFilter.setLastUsedRasterFilter(lastUsedFilter)
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self.inSelector.setFilename(",".join(files))
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def fillOutputFileEdit(self):
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outputFile = Utils.FileDialog.getSaveFileName(self, self.tr("Select where to save the VRT"), self.tr("VRT (*.vrt)"))
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if outputFile == '':
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return
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self.outSelector.setFilename(outputFile)
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def fillInputDir(self):
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inputDir = Utils.FileDialog.getExistingDirectory(self, self.tr("Select the input directory with files for VRT"))
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if inputDir == '':
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return
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self.inSelector.setFilename(inputDir)
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def fillTargetSRSEdit(self):
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dialog = SRSDialog("Select the target SRS", self)
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if dialog.exec_():
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self.targetSRSEdit.setText(dialog.getProjection())
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def getArguments(self):
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arguments = []
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if self.resolutionCheck.isChecked() and self.resolutionComboBox.currentIndex() >= 0:
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arguments.append("-resolution")
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arguments.append(self.resolutions[self.resolutionComboBox.currentIndex()])
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if self.separateCheck.isChecked():
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arguments.append("-separate")
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if self.srcNoDataCheck.isChecked():
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nodata = self.noDataEdit.text().strip()
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if nodata:
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arguments.append("-srcnodata")
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arguments.append(nodata)
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if self.targetSRSCheck.isChecked() and self.targetSRSEdit.text():
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arguments.append("-a_srs")
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arguments.append(self.targetSRSEdit.text())
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if self.allowProjDiffCheck.isChecked():
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arguments.append("-allow_projection_difference")
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arguments.append(self.getOutputFileName())
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if self.inputSelLayersCheck.isChecked():
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arguments.extend(self.visibleRasterLayers)
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elif self.inputDirCheck.isChecked():
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arguments.extend(Utils.getRasterFiles(self.getInputFileName(), self.recurseCheck.isChecked()))
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else:
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arguments.extend(self.getInputFileName())
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return arguments
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def getOutputFileName(self):
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return self.outSelector.filename()
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def getInputFileName(self):
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if self.inputDirCheck.isChecked():
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return self.inSelector.filename()
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return self.inSelector.filename().split(",")
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def addLayerIntoCanvas(self, fileInfo):
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self.iface.addRasterLayer(fileInfo.filePath())
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