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59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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ParameterCrs.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.parameters.Parameter import Parameter
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class ParameterCrs(Parameter):
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def __init__(self, name="", description="", default = "EPSG:4326"):
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'''The value is the auth id of the CRS'''
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Parameter.__init__(self, name, description)
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self.value = None
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self.default = default
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def setValue(self, value):
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if value is None:
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self.value = self.default
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return True
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#TODO: check it is a valid authid
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self.value = str(value)
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return True
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def getValueAsCommandLineParameter(self):
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return "\"" + str(self.value) + "\""
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def serialize(self):
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return self.__module__.split(".")[-1] + "|" + self.name + "|" + self.description +\
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"|" + str(self.default)
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def deserialize(self, s):
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tokens = s.split("|")
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if tokens[3]==str(None):
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tokens[3] = None
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return ParameterCrs(tokens[1], tokens[2], tokens[3])
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def getAsScriptCode(self):
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return "##" + self.name + "=crs " + str(self.default)
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