NAME

  CracTools::GFF::Annotation - Parse GFF lines.

SYNOPSIS

Usage:

  use CracTools::GFF::Query;

  # Creating the reader
  my $gffQuery = CracTools::GFF::Query->new('annotations.gff');

  my @annotations = $gffQuery->fetchByLocation('1',298345,'+');

  foreach my $gff_line (@annotations) {
    my $annotation = CracTools::GFF::Annotation->new($gff_line);
    print "Gene_id : ",$annotation->attribute('gene_id'),"\n";
  }

DESCRIPTION

  CracTools::GFF::Annotataion is an object to parse and access GFF line's fields.

METHODS

new

  Arg [1] : String - $line
            GFF line
  Arg [2] : String - $format (optional) - default 'gff2'
            GFF format (gff2 or gff3)

  Example     : my $annotation = CracTools::GFF::Annotation->new($gff_line);
  Description : Create a new CracTools::GFF::Annotation object
                If a gff line is passed in argument, the line will be parsed
                and loaded.
  ReturnType  : CracTools::GFF::Query
  Exceptions  : none