Erase One or More Data Tracks

Description

Erase one or more data track or all tracks from current track to the center of plot area. RCircos core components and graphic device must be already initialized.

Usage

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RCircos.Clear.Track(track.num=NULL, side=NULL, to.center=FALSE, 
    inside.pos=NULL, outside.pos=NULL)

Arguments

track.num

Non-negative integer, representing the ordinal number of the plot track to be erased.

side

Character vector, either "in" or "out", representing the position related to chromosome ideogram. It could be NULL is both inside.pos and outside.pos are defined.

to.center

Logic, FALSE for erasing current track only and TRUE for erasing all tracks from current track to the center of plot plot area.

inside.pos

Non-negative numeric, inside position (relative to the centre of plot area) of the track.

outside.pos

Non-negative numeric, outside position (relative to the centre of plot area) of the track.

Author(s)

Henry Zhang

Examples

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## Not run: 
library(RCircos);
data(UCSC.HG19.Human.CytoBandIdeogram)
data(RCircos.Link.Data)
data(RCircos.Scatter.Data)

RCircos.Set.Core.Components(UCSC.HG19.Human.CytoBandIdeogram,  
    chr.exclude=c("chrX", "chrY"),  
    tracks.inside=10, tracks.outside=0 )

RCircos.Set.Plot.Area()
RCircos.Chromosome.Ideogram.Plot()

RCircos.Scatter.Plot(RCircos.Scatter.Data, data.col=5,  
    track.num=1, side="in", by.fold=1)
RCircos.Link.Plot(RCircos.Link.Data, track.num=3)  

RCircos.Clear.Track(track.num=1, side="in", to.center=FALSE)
RCircos.Clear.Track(track.num=5, side="in", to.center=TRUE) 

## End(Not run)

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