Nothing
.onLoad <- function(...) {
run_on_load()
}
print_plot.patchwork <- function(p, title = '') {
if (is.null(p$patches$annotation$title)) {
p <- p + plot_annotation(title = title)
}
print(p)
}
register_s3_method <- function(pkg, generic, class, fun = NULL) {
check_string(pkg)
check_string(generic)
check_string(class)
if (is.null(fun)) {
fun <- get(paste0(generic, ".", class), envir = parent.frame())
} else {
check_function(fun)
}
if (pkg %in% loadedNamespaces()) {
registerS3method(generic, class, fun, envir = asNamespace(pkg))
}
# Always register hook in case package is later unloaded & reloaded
setHook(
packageEvent(pkg, "onLoad"),
function(...) {
registerS3method(generic, class, fun, envir = asNamespace(pkg))
}
)
}
unitType <- function(x) {
unit <- attr(x, "unit")
if (!is.null(unit)) {
return(unit)
}
if (is.list(x) && is.unit(x[[1]])) {
unit <- vapply(x, unitType, character(1))
return(unit)
} else if ("fname" %in% names(x)) {
return(x$fname)
}
rep("", length(x)) # we're only interested in simple units for now
}
is_abs_unit <- function(x) {
unitType(x) %in% c("cm", "inches", "mm", "points", "picas", "bigpts", "dida", "cicero", "scaledpts")
}
on_load({
register_s3_method("vdiffr", "print_plot", "patchwork")
if ("unitType" %in% getNamespaceExports("grid")) {
unitType <- grid::unitType
}
})
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