Mercurial > repos > yufei-luo > s_mart
diff commons/core/coord/Map.py @ 36:44d5973c188c
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author | m-zytnicki |
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date | Tue, 30 Apr 2013 15:02:29 -0400 |
parents | 769e306b7933 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/commons/core/coord/Map.py Tue Apr 30 15:02:29 2013 -0400 @@ -0,0 +1,161 @@ +# Copyright INRA (Institut National de la Recherche Agronomique) +# http://www.inra.fr +# http://urgi.versailles.inra.fr +# +# This software is governed by the CeCILL license under French law and +# abiding by the rules of distribution of free software. You can use, +# modify and/ or redistribute the software under the terms of the CeCILL +# license as circulated by CEA, CNRS and INRIA at the following URL +# "http://www.cecill.info". +# +# As a counterpart to the access to the source code and rights to copy, +# modify and redistribute granted by the license, users are provided only +# with a limited warranty and the software's author, the holder of the +# economic rights, and the successive licensors have only limited +# liability. +# +# In this respect, the user's attention is drawn to the risks associated +# with loading, using, modifying and/or developing or reproducing the +# software by the user in light of its specific status of free software, +# that may mean that it is complicated to manipulate, and that also +# therefore means that it is reserved for developers and experienced +# professionals having in-depth computer knowledge. Users are therefore +# encouraged to load and test the software's suitability as regards their +# requirements in conditions enabling the security of their systems and/or +# data to be ensured and, more generally, to use and operate it in the +# same conditions as regards security. +# +# The fact that you are presently reading this means that you have had +# knowledge of the CeCILL license and that you accept its terms. + + +from commons.core.coord.Range import Range + + +## Record a named region on a given sequence +# +class Map( Range ): + + ## Constructor + # + # @param name the name of the region + # @param seqname the name of the sequence + # @param start the start coordinate + # @param end the end coordinate + # + def __init__(self, name="", seqname="", start=-1, end=-1): + self.name = name + Range.__init__( self, seqname, start, end ) + + ## Equal operator + # + # @param o a Map instance + # + def __eq__(self, o): + if self.name == o.name: + return Range.__eq__(self, o) + return False + + ## Return name + # + def getName( self ): + return self.name + + ## Set attributes from tuple + # + # @param tuple: a tuple with (name,seqname,start,end) + # + def setFromTuple(self, tuple): + self.name = tuple[0] + Range.setFromTuple(self, tuple[1:]) + + ## Set attributes from string + # + # @param string a string formatted like name<sep>seqname<sep>start<sep>end + # @param sep field separator + # + def setFromString(self, string, sep="\t"): + if string[-1] == "\n": + string = string[:-1] + self.setFromTuple( string.split(sep) ) + + ## Reset + # + def reset(self): + self.setFromTuple( [ "", "", -1, -1 ] ) + + ## Read attributes from a Map file + # + # @param fileHandler: file handler of the file being read + # @return: 1 on success, 0 at the end of the file + # + def read(self, fileHandler): + self.reset() + line = fileHandler.readline() + if line == "": + return 0 + tokens = line.split("\t") + if len(tokens) < len(self.__dict__.keys()): + return 0 + self.setFromTuple(tokens) + return 1 + + ## Return the attributes as a formatted string + # + def toString(self): + string = "%s" % (self.name) + string += "\t%s" % (Range.toString(self)) + return string + + ## Write attributes into a Map file + # + # @param fileHandler: file handler of the file being filled + # + def write(self, fileHandler): + fileHandler.write("%s\n" % (self.toString())) + + ## Save attributes into a Map file + # + # @param file: name of the file being filled + # + def save(self, file): + fileHandler = open( file, "a" ) + self.write( fileHandler ) + fileHandler.close() + + ## Return a Range instance with the attributes + # + def getRange(self): + return Range( self.seqname, self.start, self.end) + + ## Remove in the instance the region overlapping with another Map instance + # + # @param o a Map instance + # + def diff(self, o): + iRange = Range.diff(self, o.getRange()) + new = Map() + if not iRange.isEmpty(): + new.name = self.name + new.seqname = self.seqname + new.start = iRange.start + new.end = iRange.end + return new + + ## Write attributes in a Path file, the name being the subject and the rest the Range query + # + # @param fileHandler: file handler of a Path file + # + def writeAsQueryOfPath(self, fileHandler): + string = "0" + string += "\t%s" % ( self.seqname ) + string += "\t%i" % ( self.getMin() ) + string += "\t%i" % ( self.getMax() ) + string += "\t%s" % ( self.name ) + string += "\t0" + string += "\t0" + string += "\t0.0" + string += "\t0" + string += "\t0" + fileHandler.write( "%s\n" % ( string ) ) +