Nothing
rc.plot.track=function(track.id, border='black', col=NA, custom.track.height=NULL){
if(is.null(border)) border='black'
if(is.na(border) && is.na(col)) return(invisible())
rcPar=rc.get.params()
chromPar=rc.get.chrom()
if(is.null(custom.track.height)) custom.track.height=rcPar$track.height
for(i in 1:length(chromPar)){
Chr=names(chromPar)[i]
iChr=chromPar[[i]]
Start=iChr['Start']
End=iChr['End']
pos.xy <- rc.get.trackCoordinates(track.id,Start=Start,End=End,Chr=Chr)
polygon(pos.xy$x, pos.xy$y, border=border, col=col);
}
return(invisible())
}
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