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63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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OutputRaster.py
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---------------------
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Date : August 2012
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Copyright : (C) 2012 by Victor Olaya
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Email : volayaf 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__ = 'Victor Olaya'
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__date__ = 'August 2012'
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__copyright__ = '(C) 2012, Victor Olaya'
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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 processing.outputs.Output import Output
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from processing.tools import dataobjects
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from processing.tools.system import *
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class OutputRaster(Output):
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compatible = None
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def getFileFilter(self, alg):
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exts = dataobjects.getSupportedOutputRasterLayerExtensions()
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for i in range(len(exts)):
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exts[i] = exts[i].upper() + ' files(*.' + exts[i].lower() + ')'
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return ';;'.join(exts)
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def getDefaultFileExtension(self, alg):
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return alg.provider.getSupportedOutputRasterLayerExtensions()[0]
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def getCompatibleFileName(self, alg):
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"""Returns a filename that is compatible with the algorithm
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that is going to generate this output. If the algorithm
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supports the file format of the current output value, it
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returns that value. If not, it returns a temporary file with
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a supported file format, to be used to generate the output
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result.
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"""
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ext = self.value[self.value.rfind('.') + 1:]
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if ext in alg.provider.getSupportedOutputRasterLayerExtensions():
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return self.value
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else:
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if self.compatible is None:
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self.compatible = getTempFilenameInTempFolder(self.name + '.'
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+ self.getDefaultFileExtension(alg))
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return self.compatible
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