wmii/liblitz/font.c

51 lines
1.1 KiB
C

/*
* (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <cext.h>
#include "blitz.h"
unsigned int
blitz_textwidth(Display *dpy, BlitzFont *font, char *text)
{
XRectangle r;
if(font->set) {
XmbTextExtents(font->set, text, strlen(text), nil, &r);
return r.width;
}
return XTextWidth(font->xfont, text, strlen(text));
}
void
blitz_loadfont(Display *dpy, BlitzFont *font, char *fontstr)
{
char *fontname = fontstr;
char **missing = nil, *def = "?";
int nmissing;
if(font->set)
XFreeFontSet(dpy, font->set);
if(font->xfont)
XFreeFont(dpy, font->xfont);
font->xfont = XLoadQueryFont(dpy, fontname);
if (!font->xfont) {
fontname = "fixed";
font->xfont = XLoadQueryFont(dpy, fontname);
}
if (!font->xfont) {
fprintf(stderr, "%s", "liblitz: error, cannot load 'fixed' font\n");
exit(1);
}
font->set = XCreateFontSet(dpy, fontname, &missing, &nmissing, &def);
if(missing) {
while(nmissing--)
fprintf(stderr, "liblitz: missing fontset: %s\n", missing[nmissing]);
XFreeStringList(missing);
}
}