panelplot {DAAG}

Panel Plot

Description

Panel plots of various types.

Usage

panelplot(data, panel=points, totrows=3, totcols=2, oma=rep(2.5, 4), 
par.strip.text=NULL, ...)

Arguments

data

A list consisting of elements, each of which consists of x, y, xlim and ylim vectors

panel

The panel function to be plotted

totrows

The number of rows in the plot layout

totcols

The number of columns in the plot layout

oma

Outer margin area

par.strip.text

A data frame with column cex

...

Other parameters to be passed to plotting functions

Author(s)

J.H. Maindonald

Examples

       x1 <- x2 <- x3 <- (11:30)/5
          y1 <- x1 + rnorm(20)/2
          y2 <- 2 - 0.05 * x1 + 0.1 * ((x1 - 1.75))^4 + 1.25 * rnorm(20)
          r <- round(cor(x1, y2), 3)
          rho <- round(cor(rank(x1), rank(y2)), 3)
          y3 <- (x1 - 3.85)^2 + 0.015 + rnorm(20)/4
          theta <- ((2 * pi) * (1:20))/20
          x4 <- 10 + 4 * cos(theta)
          y4 <- 10 + 4 * sin(theta) + (0.5 * rnorm(20))
          r1 <- cor(x1, y1)
          xy <- data.frame(x = c(rep(x1, 3), x4), y = c(y1, y2, y3, y4),
                           gp = rep(1:4, rep(20, 4)))
          xy <- split(xy,xy$gp)
          xlimdf <- lapply(list(x1,x2,x3,x4), range)
          ylimdf <- lapply(list(y1,y2,y3,y4), range)
          xy <- lapply(1:4, function(i,u,v,w){list(xlim=v[[i]],ylim=w[[i]],
                             x=u[[i]]$x, y=u[[i]]$y)},
                                u=xy, v=xlimdf, w=ylimdf)

          panel.corr <- function (data, ...)
              {
              x <- data$x
              y <- data$y
              points(x, y, pch = 16)
              chh <- par()$cxy[2]
              x1 <- min(x)
              y1 <- max(y) - chh/4
              r1 <- cor(x, y)
              text(x1, y1, paste(round(r1, 3)), cex = 0.8, adj = 0)
          }


          panelplot(xy, panel=panel.corr, totrows=2, totcols=2,oma=rep(1,4))