| # File src/library/base/R/octhex.R |
| # Part of the R package, https://www.R-project.org |
| # |
| # Copyright (C) 1995-2014 The R Core Team |
| # |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # A copy of the GNU General Public License is available at |
| # https://www.R-project.org/Licenses/ |
| |
| format.octmode <- function(x, width = NULL, ...) |
| { |
| isna <- is.na(x) |
| y <- as.integer(x[!isna]) |
| fmt <- if(!is.null(width)) paste0("%0", width, "o") else "%o" |
| ans <- rep.int(NA_character_, length(x)) |
| ans0 <- sprintf(fmt, y) |
| if(is.null(width) && length(y) > 1L) { |
| ## previous version padded with zeroes to a common field width |
| nc <- max(nchar(ans0)) |
| ans0 <- sprintf(paste0("%0", nc, "o"), y) |
| } |
| ans[!isna] <- ans0 |
| dim(ans) <- dim(x) |
| dimnames(ans) <- dimnames(x) |
| names(ans) <- names(x) |
| ans |
| } |
| |
| as.character.octmode <- function(x, ...) format.octmode(x, ...) |
| |
| print.octmode <- function(x, ...) |
| { |
| print(format(x), ...) |
| invisible(x) |
| } |
| |
| `[.octmode` <- function (x, i) |
| { |
| cl <- oldClass(x) |
| y <- NextMethod("[") |
| oldClass(y) <- cl |
| y |
| } |
| |
| as.octmode <- function(x) |
| { |
| if(inherits(x, "octmode")) return(x) |
| if(is.double(x) && all(is.na(x) | x == as.integer(x))) x <- as.integer(x) |
| if(is.integer(x)) return(structure(x, class="octmode")) |
| if(is.character(x)) { |
| z <- strtoi(x, 8L) |
| if(!any(is.na(z) | z < 0)) return(structure(z, class="octmode")) |
| } |
| stop("'x' cannot be coerced to class \"octmode\"") |
| } |
| |
| ## BioC packages cellHTS2 and flowCore misuse this for doubles, |
| ## hence the as.integer() call |
| format.hexmode <- function(x, width = NULL, upper.case = FALSE, ...) |
| { |
| isna <- is.na(x) |
| y <- as.integer(x[!isna]) |
| fmt0 <- if(upper.case) "X" else "x" |
| fmt <- if(!is.null(width)) paste0("%0", width, fmt0) else paste0("%", fmt0) |
| ans <- rep.int(NA_character_, length(x)) |
| ans0 <- sprintf(fmt, y) |
| if(is.null(width) && length(y) > 1L) { |
| ## previous version padded with zeroes to a common field width |
| nc <- max(nchar(ans0)) |
| ans0 <- sprintf(paste0("%0", nc, fmt0), y) |
| } |
| ans[!isna] <- ans0 |
| dim(ans) <- dim(x) |
| dimnames(ans) <- dimnames(x) |
| names(ans) <- names(x) |
| ans |
| } |
| |
| as.character.hexmode <- function(x, ...) format.hexmode(x, ...) |
| |
| print.hexmode <- function(x, ...) |
| { |
| print(format(x), ...) |
| invisible(x) |
| } |
| |
| `[.hexmode` <- function (x, i) |
| { |
| cl <- oldClass(x) |
| y <- NextMethod("[") |
| oldClass(y) <- cl |
| y |
| } |
| |
| as.hexmode <- function(x) |
| { |
| if(inherits(x, "hexmode")) return(x) |
| if(is.double(x) && all(is.na(x) | x == as.integer(x))) x <- as.integer(x) |
| if(is.integer(x)) return(structure(x, class = "hexmode")) |
| if(is.character(x)) { |
| z <- strtoi(x, 16L) |
| if(!any(is.na(z) | z < 0)) return(structure(z, class = "hexmode")) |
| } |
| stop("'x' cannot be coerced to class \"hexmode\"") |
| } |
| |
| |
| `!.octmode` <- function(a) as.octmode(bitwNot(as.octmode(a))) |
| |
| `&.octmode` <- function(a, b) as.octmode(bitwAnd(as.octmode(a), as.octmode(b))) |
| `|.octmode` <- function(a, b) as.octmode(bitwOr(as.octmode(a), as.octmode(b))) |
| ## FIXME: xor() is not generic (yet?). |
| ## xor.octmode <- function(a, b) as.octmode(bitwXor(as.octmode(a), as.octmode(b))) |
| |
| `!.hexmode` <- function(a) as.hexmode(bitwNot(as.hexmode(a))) |
| |
| `&.hexmode` <- function(a, b) as.hexmode(bitwAnd(as.hexmode(a), as.hexmode(b))) |
| `|.hexmode` <- function(a, b) as.hexmode(bitwOr(as.hexmode(a), as.hexmode(b))) |
| ## FIXME: xor() is not generic (yet?). |
| ## xor.hexmode <- function(a, b) as.hexmode(bitwXor(as.hexmode(a), as.hexmode(b))) |