pixmapGrob: create a grob from pixmap object

In ttriche/oldGridExtra: functions in Grid graphics

Description

create a grob from pixmap object

Usage

  pixmapGrob(pic, x = 0.5, y = 0.5, scale = 1,
    raster = FALSE, angle = 0, vp = NULL, ...)

Arguments

pic	pixmap object
x	x unit
y	y unit
scale	scale
raster	raster
angle	angle
vp	viewport
...	optional grob parameters, passed to imageGrob or rasterGrob

Details

Very primitive function, using RGraphics' imageGrob or rasterGrob (R>=2.11)

Value

a gTree of class 'pixmap', with natural width and height in points

See Also

Other grob userlevel: arcTextGrob, barbedGrob, borderGrob, colorstripGrob, ebimageGrob, ellipseGrob, interleaven, ngonGrob, patternGrob, rpatternGrob, stextGrob, tableGrob, virtualGrob

Examples

library(pixmap)
library(RGraphics)
x <- read.pnm(system.file("pictures/logo.ppm", package="pixmap")[1])
g1 <- pixmapGrob(x)
dev.new(width=g1$width/72, height=g1$height/72)
grid.draw(g1)

ttriche/oldGridExtra documentation built on June 1, 2019, 2:51 a.m.