Learn R Programming

gtable (version 0.3.4)

gtable_add_padding: Add padding around edges of table.

Description

This is a convenience function for adding an extra row and an extra column at each edge of the table.

Usage

gtable_add_padding(x, padding)

Value

A gtable object

Arguments

x

a gtable() object

padding

vector of length 4: top, right, bottom, left. Normal recycling rules apply.

See Also

Other gtable manipulation: gtable_add_cols(), gtable_add_grob(), gtable_add_rows(), gtable_add_space, gtable_filter()

Examples

Run this code
library(grid)
gt <- gtable(unit(1, "null"), unit(1, "null"))
gt <- gtable_add_grob(gt, rectGrob(gp = gpar(fill = "black")), 1, 1)

plot(gt)
plot(cbind(gt, gt))
plot(rbind(gt, gt))

pad <- gtable_add_padding(gt, unit(1, "cm"))
plot(pad)
plot(cbind(pad, pad))
plot(rbind(pad, pad))

Run the code above in your browser using DataLab