plotrix (version 3.8-4)

rectFill: Draw a rectangle filled with symbols

Description

Draws a rectangle on the current figure filled with arbitrary symbols.

Usage

rectFill(x1,y1,x2,y2,fg=par("fg"),bg=par("bg"),xinc=NA,yinc=NA,
  pch=1,pch.cex=1,pch.col=par("fg"),...)

Value

nil

Arguments

x1,y1,x2,y2

Rectangle limits as in rect.

fg

Foreground color

bg

Background color

xinc,yinc

The x and y increments of spacing for the symbols.

pch

Which symbol to use

pch.cex

Character expansion for the symbols.

pch.col

Color(s) for the symbols.

...

Additional arguments to points for the symbols.

Author

Jim Lemon

Details

rectFill draws a rectangle and fills the rectangle with the symbols requested. It is probably most useful as a substitute for fill colors in a black and white environment.

See Also

rect, points

Examples

 plot(1:7,type="n",xlab="",ylab="",main="Test of rectFill")
 rectFill(1:6,1:6,2:7,2:7,bg=2:7,pch=c("+","*","o",".","#","^"),
  xinc=c(0.2,0.1,0.2,0.1,0.2,0.2),yinc=c(0.2,0.1,0.2,0.1,0.2,0.2),
  pch.col=1:6)
 barp(matrix(runif(9),nrow=3),main="Black and white bar plot",pch=1:3)