BlockMessage (version 1.0)

blockMessage: Messages in 8 by 8 block letters

Description

Creates strings that show a text message in 8 by 8 block letters

Usage

blockMessage(message, symbols = c("X"," "), font = NULL, font_names = NULL,  width = 7, asData = 0, portrait=TRUE, rotate=0, repeats=1)

Arguments

message

string containing the text message

symbols

The symbols that make up the dark and light spaces in the block letters

font

a matrix describing each letter. The shape of each letter is defined by the eight entries in each row. Each entry corresponds to a column. Each two byte entry describes the dark and light spaces within the column. The first byte describes the top 4 positions and the second byte describes the bottom 4 positions.

font_names

A vector containing the name for each row in the font matrix.

width

The number of columns (maximum=8) to use in each letter

asData

Indicates whether to return a matrix of dark and light symbols (asData=FALSE) or to return a strings of characters that can be printed in either portrait or landscape format (asData=TRUE)

portrait

Indicates whether the strings should be in portrait (TRUE) or landscape (FALSE) mode

rotate

0 is the default orientation, 180 rotates the message 180 degrees

repeats

The number of times each row and column of symbols is repeated within each letter

Details

For more information on the creation of the fonts see http://roznerd.blogspot.com/

References

http://roznerd.blogspot.com/

Examples

  cat(paste(blockMessage("Finishing 15:01:45"), collapse="\n"), "\n")
  cat("\n", paste(paste(rep(" ", 20), collapse=""), 
      blockMessage("Finishing 15:01:45", portrait=FALSE, repeats=3, rotate=180, width=6),
  	  collapse="\n"), "\n")
  cat(paste(c(blockMessage("Finishing"),"\n",blockMessage("15:01:45")), collapse="\n"), "\n")