colorlegend {shape} | R Documentation |
Adds a color legend to a plot
colorlegend(col=femmecol(100), zlim, zlevels=5, dz=NULL, zval=NULL, log=FALSE, posx=c(0.9,0.93), posy=c(0.05,0.9), main=NULL, main.cex=1.0, main.col="black", lab.col="black", digit=0, left=FALSE, ...)
col |
color palette to be used; also allowed are two extremes or one value |
zlim |
two-valued vector, the minimum and maximum z values |
zlevels |
number of z-levels, one value, ignored if "dz" or "zval" not equal to NULL |
dz |
increment in legend values, one value; ignored if "zval" not equal to NULL |
zval |
a vector of z-values to label legend |
log |
logical indicating whether to log transform or not |
posx |
relative position of left and right edge of color bar on first axis, [0,1] |
posy |
relative position on lower and upper edge of colar bar on second axis, [0,1] |
main |
main title, written above the color bar |
main.cex |
relative size of main title |
main.col |
color of main title |
lab.col |
color of labels |
digit |
number of significant digits in labels |
left |
logical indicating whether to put the labels on right (TRUE) or on the left (FALSE) |
... |
arguments passed to R-function "text" when writing labels |
Karline Soetaert <k.soetaert@nioo.knaw.nl>
emptyplot(main="colorlegend") colorlegend(zlim=c(0,10)) colorlegend(posx=c(0.8,0.83),col=greycol(100),zlim=c(0,1),digit=1) colorlegend(posx=c(0.7,0.73),left=TRUE,col=rainbow(100),zlim=c(0,10), digit=1,dz=2.5) colorlegend(posx=c(0.5,0.53),col=intpalette(c("red","yellow","black"),100), zlim=c(0,20),zval=c(1,3,7,15)) colorlegend(posy=c(0.0,0.15),posx=c(0.2,0.3),col=rainbow(100),zlim=c(0,1), zlevels=NULL,main="rainbow") colorlegend(posy=c(0.25,0.4),posx=c(0.2,0.3),zlim=c(0,1),zlevels=NULL, main="femmecol") colorlegend(posy=c(0.5,0.65),posx=c(0.2,0.3),col=terrain.colors(100), zlim=c(0,1),zlevels=NULL,main="terrain.colors") colorlegend(posy=c(0.75,0.9),posx=c(0.2,0.3),col=heat.colors(100), zlim=c(0,1),zlevels=NULL,main="heat.colors")