spiralize (version 1.0.6)

spiral_track: Add a new track or go to an existed track

Description

Add a new track or go to an existed track

Usage

spiral_track(ylim = c(0, 1), height = 0.8, background = TRUE,
    background_gp = gpar(col = NA, fill = "#EEEEEE"), reverse_y = FALSE,
    track_index = current_track_index() + 1)

Value

No value is returned.

Arguments

ylim

Data range of the y-locations.

height

Height of the track. The value can be the fraction of the distance of the two neighbour loops. The value can also be a unit object.

background

Whether to draw the background of the track, i.e. border and filled color of background.

background_gp

Graphics parameters of the background.

reverse_y

Whether reverse the direction of y-axis.

track_index

Index of the track.

Details

If the track is already existed, the function simply mark the track as the current track and does nothing else.

Examples

spiral_initialize()
spiral_track(height = 0.8)

spiral_initialize()
spiral_track(height = 0.4, background_gp = gpar(fill = "red"))
spiral_track(height = 0.2, background_gp = gpar(fill = "green"))
spiral_track(height = 0.1, background_gp = gpar(fill = "blue"))