Display the title of a plot as a colored tab

Display the title of a plot as a colored tab.

tab.title(label,text.col=par("fg"),tab.col=par("bg"),border=par("fg"),
  lwd=par("lwd"),cex=1.5,pad.mult=1.6,radius=0)

Arguments

label: The title for the plot.
text.col: The color for the title text.
tab.col: The color for the tab fill.
border: The color for the tab border.
lwd: The line width for the border.
cex: Character expansion for the title.
pad.mult: How much higher to make the tab relative to the label.
radius: What proportion of the tab corners to round off.

Value

nil

Details

tab.title displays the plot title in a colored tab. The tab can be rounded at the upper corners by specifying the proportion of the tab height to be rounded as a number between 0 and 1. If the tab is too high to fit on the figure region, a warning will be displayed and the tab will still be shown.

Author

Jim Lemon

Examples

 testx<-matrix(cumsum(rnorm(30)^2)+1,nrow=10)
 stackpoly(testx,main="",
  xaxlab=c("One","Two","Three","Four","Five",
  "Six","Seven","Eight","Nine","Ten"),staxx=TRUE)
 tab.title("Three Squiggly Lines",tab.col="yellow",radius=0.5)