showLegend {heatmap3} | R Documentation |
The function showLegend is an example for generating legend in the figure of heatmap3 function. You can use your any plot functions to generate your own legend.
showLegend(
legend = c("Group A", "Group B"),
lwd = 3,
cex = 1.1,
col = c("red", "blue"),
...
)
legend |
a character or expression vector
of length |
lwd |
the line widths for lines appearing in the legend. |
cex |
character expansion factor relative to current
|
col |
the color of points or lines appearing in the legend. |
... |
additional arguments passed on to |
RowSideColors<-rep("steelblue2",nrow(mtcars))
RowSideColors[c(4:6,15:17,22:26,29)]<-"lightgoldenrod"
RowSideColors[c(1:3,19:21)]<-"brown1"
heatmap3(mtcars,scale="col",margins=c(2,10),RowSideColors=RowSideColors,
legendfun=function() showLegend(legend=c("European","American",
"Japanese"),col=c("steelblue2","lightgoldenrod","brown1"),cex=1.5))