panelplot: Panel Plot

In jhmaindonald/DAAG: Data Analysis and Graphics Data and Functions

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))

jhmaindonald/DAAG documentation built on May 3, 2019, 3:13 p.m.