vec/plottext.c at main · anachrocomputer/vec · GitHub

35 lines (26 loc) · 909 Bytes

/* plottext --- plot a text string as wide as it will go 2012-09-09 */

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include "turtle.h"

#define MAXX (15970.0)

int main(int argc, char * const argv[])

{

int len;

const double width = MAXX / 40.0; /* Width of plotter, in mm */

double effchars; /* Effective chars, allowing for spacing */

double size; /* Text size (height) required, in mm */

if (argc < 2) {

fputs("Usage: plottext <string>\n", stderr);

exit(1);

}

len = strlen(argv[1]);

effchars = ((double)len) + 0.25;

effchars *= 1.5; /* Char cell 1.5 times actual char width */

size = (width / effchars) * 1.31579;

turtle(DEV_HPGL, SIZ_A3, ORI_LAND, FLG_NONE);

title(argv[1], size, MID|CENTRE, FLG_NONE);

show();

return (0);

}

Expand file tree