gtrellis (version 1.4.2)

add_rect_track: add retangles to a new or exsited track

Description

add retangles to a new or exsited track

Usage

add_rect_track(gr, h1, h2, gp = gpar(), ...)

Arguments

gr

genomic regions, it can be a data frame or a GRanges object

h1

top/bottom positions for rectangles

h2

top/bottom positions for rectangles

gp

graphic settings, should be specified by gpar.

...

other arguments passed to add_track

Value

• No value is returned.

See Also

add_heatmap_track, add_track

Examples

require(circlize)
bed = generateRandomBed(200)
col_fun = colorRamp2(c(-1, 0, 1), c("green", "black", "red"))
gtrellis_layout(track_ylim = range(bed[[4]]), nrow = 3, byrow = FALSE)
add_rect_track(bed, h1 = bed[[4]], h2 = 0, 
    gp = gpar(col = NA, fill = col_fun(bed[[4]])))