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authorAnselm R. Garbe <garbeam@wmii.de>2006-07-10 18:35:39 +0200
committerAnselm R. Garbe <garbeam@wmii.de>2006-07-10 18:35:39 +0200
commit8a34fa50f75f4d6d8af234ac0c4f6d40b988d700 (patch)
tree0c0a4b7ea57f506c524bb06955f12525ab4f2bb7 /font.c
parentdbf7e03996032a6def3b8e97468b78d6da9e8c88 (diff)
downloaddwm-8a34fa50f75f4d6d8af234ac0c4f6d40b988d700.tar.gz
added new stuff
Diffstat (limited to 'font.c')
-rw-r--r--font.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/font.c b/font.c
new file mode 100644
index 0000000..99301b5
--- /dev/null
+++ b/font.c
@@ -0,0 +1,81 @@
+/*
+ * (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 <locale.h>
+
+unsigned int
+textwidth_l(BlitzFont *font, char *text, unsigned int len)
+{
+ if(font->set) {
+ XRectangle r;
+ XmbTextExtents(font->set, text, len, nil, &r);
+ return r.width;
+ }
+ return XTextWidth(font->xfont, text, len);
+}
+
+unsigned int
+textwidth(BlitzFont *font, char *text)
+{
+ return blitz_textwidth_l(font, text, strlen(text));
+}
+
+void
+loadfont(Blitz *blitz, BlitzFont *font)
+{
+ char *fontname = font->fontstr;
+ char **missing = nil, *def = "?";
+ int n;
+
+ setlocale(LC_ALL, "");
+ if(font->set)
+ XFreeFontSet(blitz->dpy, font->set);
+ font->set = XCreateFontSet(blitz->dpy, fontname, &missing, &n, &def);
+ if(missing) {
+ while(n--)
+ fprintf(stderr, "liblitz: missing fontset: %s\n", missing[n]);
+ XFreeStringList(missing);
+ if(font->set) {
+ XFreeFontSet(blitz->dpy, font->set);
+ font->set = nil;
+ }
+ }
+ if(font->set) {
+ XFontSetExtents *font_extents;
+ XFontStruct **xfonts;
+ char **font_names;
+ unsigned int i;
+
+ font->ascent = font->descent = 0;
+ font_extents = XExtentsOfFontSet(font->set);
+ n = XFontsOfFontSet(font->set, &xfonts, &font_names);
+ for(i = 0, font->ascent = 0, font->descent = 0; i < n; i++) {
+ if(font->ascent < (*xfonts)->ascent)
+ font->ascent = (*xfonts)->ascent;
+ if(font->descent < (*xfonts)->descent)
+ font->descent = (*xfonts)->descent;
+ xfonts++;
+ }
+ }
+ else {
+ if(font->xfont)
+ XFreeFont(blitz->dpy, font->xfont);
+ font->xfont = nil;
+ font->xfont = XLoadQueryFont(blitz->dpy, fontname);
+ if (!font->xfont) {
+ fontname = "fixed";
+ font->xfont = XLoadQueryFont(blitz->dpy, fontname);
+ }
+ if (!font->xfont) {
+ fprintf(stderr, "%s", "liblitz: error, cannot load 'fixed' font\n");
+ exit(1);
+ }
+ font->ascent = font->xfont->ascent;
+ font->descent = font->xfont->descent;
+ }
+}