R: Alternative Lattice themes

custom.theme.black {latticist}

R Documentation

Alternative Lattice themes

Description

Alternative Lattice themes.

Usage

custom.theme.black(symbol = brewer.pal(n = 8, name = "Set2"),
                   fill = brewer.pal(n = 8, name = "Set2"),
                   region = rev(brewer.pal(n = 9, name = "YlOrRd")),
                   reference = "#444444", bg = "black", fg = "white",
                   etc = TRUE)

Arguments

`symbol`	colors for points and lines.
`fill`	colors for polygons.
`region`	color ramp for continuous regions.
`reference`	color of reference lines.
`bg`	background color.
`fg`	foreground color.
`etc`	`TRUE` to set extra graphical parameters designed for black backgrounds.

Details

This is a wrapper around custom.theme with different defaults. It can be used as a Lattice themes.

The etc argument sets:

grey strips;
solid plot symbols;
translucent plot symbols (alpha = 0.5);
thick lines;
no borders on polygons.

These settings can be modified by editing the resulting list. An easy way to do that is via simpleTheme (see examples).

Value

a list of settings suitable for passing to trellis.par.set.

Author(s)

Felix Andrews felix@nfrac.org

Examples

opar <- trellis.par.get()

trellis.par.set(custom.theme.black())
latticeStyleDemo()

## make changes to the theme
myTheme <- modifyList(custom.theme.black(),
                      simpleTheme(alpha.points = 0.1))
myTheme$add.line$lty <- 3
## now apply myTheme, or just:
trellis.par.set(simpleTheme(alpha.points = 0.1))
trellis.par.set(add.line = list(lty = 3))
latticeStyleDemo()

trellis.par.set(opar)

[Package latticist version 0.9-44 Index]