## other things to export eventually: reorder.factor

qq, qqmath, rfs, shingle, show.settings, simpleKey, splom,
strip.default, stripplot, tmd, trellis.device, trellis.par.get,

llines, lplot.xy, lpoints, lsegments, ltext, lrect, larrows,

## Components for use in custom panel functions:
## data-driven (usually summary of some sort)
## replacements for low level standard graphics functions
## methods for ``trellis'' objects (see also tmd below)

importFrom(graphics, par, plot, co.intervals, hist)
as.formula, density, fitted.values, loess.smooth, median,
ppoints, qnorm, residuals, update, var, coef, quantile, lm,
## access relevant informations (works in strip/axis as well)

importFrom(grDevices, dev.list, cm.colors, gray, heat.colors, grey, hsv)

dev.list, cm.colors, gray, col2rgb, rgb,

## importFrom(methods, hasArg) # replicated in hasGroupNumber()

dev.list, cm.colors, gray, col2rgb, rgb, adjustcolor,
heat.colors, grey, hsv, xy.coords, axisTicks,
dnorm, qunif, uniroot, smooth.spline, predict)

prepanel.qqmathline, qq, qqmath, rfs, shingle, show.settings,
simpleKey, splom, strip.default, stripplot, tmd,
# documented as internal but used in examples.

importFrom(graphics, plot, co.intervals, dev.list, cm.colors, gray, heat.colors)

## hexbinplot, prepanel.hexbinplot, panel.hexbinplot, hexlegendGrob,

export(dendrogramGrob) ## FIXME: add some variant of heatmap

## contributions from Felix Andrews (mostly useful in conjunction with

export(xyplot.list) ## not just an S3 method

export(panel.qqmath.tails) ## Deprecated as of lattice 0.18-4
export(xyplot.list) ## Note: not just an S3 method

importFrom(utils, modifyList, head, tail, download.file)

## TODO: remove this after lattice releases xyplot.ts

#if ( "RGtk2" %in% rownames(utils::installed.packages()) ) {

# export ordinary functions defined in this package
"vech", "vech.reverse", "vechru", "vechru.reverse", "lower2full",
"vechr", "vechr.reverse", "vechu", "vechu.reverse", "upper2full",

lav_partable_independence,   # used by semTools!
lav_func_jacobian_simple     # used by semTools!