## AbstractMassObject
setMethod(f="show",
signature=signature(object="AbstractMassObject"),
definition=function(object) {
l <- .prepareShow(object)
isFilename <- grepl(pattern="^File.*", x=l$groups)
## to avoid newlines in other values don't format filenames
## (they could be very long)
l$values[!isFilename] <- format(l$values[!isFilename], justify="left")
l$groups <- format(l$groups, justify="left")
cat(paste0(l$groups, ": ", l$values, collapse="\n"), sep="\n")
})
setMethod(f=".prepareShow",
signature=signature(object="AbstractMassObject"),
definition=function(object) {
groups <- c("S4 class type",
"Number of m/z values",
"Range of m/z values",
"Range of intensity values",
"Memory usage")
values <- class(object)[1L]
if (isEmpty(object)) {
values <- c(values, 0L, NA, NA)
} else {
values <- c(values,
length(object@mass),
paste0(round(range(object@mass), digits=3L), collapse=" - "),
paste0(format(min(object@intensity), digits=4L,
scientific=TRUE), " - ",
format(max(object@intensity), digits=4L,
scientific=TRUE)))
}
values <- c(values, .memoryUsageStr(object))
groups <- c(groups, .prepareShowGroupName(object@metaData$name, "Name"))
values <- c(values, object@metaData$name)
groups <- c(groups, .prepareShowGroupName(object@metaData$file, "File"))
values <- c(values, object@metaData$file)
list(groups=groups, values=values)
})
setMethod(f=".prepareShow",
signature=signature(object="MassPeaks"),
definition=function(object) {
l <- callNextMethod(object)
groups <- "Range of snr values"
if (isEmpty(object)) {
values <- NA
} else {
values <- paste0(round(range(object@snr), digits=3), collapse=" - ")
}
## append snr info after intensity
l$groups <- append(l$groups, groups, after=4L)
l$values <- append(l$values, values, after=4L)
list(groups=l$groups, values=l$values)
})
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