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       font.c - ploot - simple plotting tools
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       ---
       font.c (324B)
       ---
            1 #include "font.h"
            2 #include <string.h>
            3 
            4 size_t
            5 font_width(struct font *ft, int c)
            6 {
            7         size_t len;
            8 
            9         len = strlen(ft->glyph[(c < 0 || c > 127) ? 0 : c]) / ft->height;
           10         return len;
           11 }
           12 
           13 size_t
           14 font_strlen(struct font *ft, char *s)
           15 {
           16         size_t len;
           17 
           18         len = 0;
           19         for (; *s != '\0'; s++)
           20                 len += font_width(ft, *s) + 1;
           21         return len;
           22 }