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- /*
- * This file is part of the UCB release of Plan 9. It is subject to the license
- * terms in the LICENSE file found in the top-level directory of this
- * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
- * part of the UCB release of Plan 9, including this file, may be copied,
- * modified, propagated, or distributed except according to the terms contained
- * in the LICENSE file.
- */
- #include <u.h>
- #include <libc.h>
- #include <draw.h>
- /*
- * Easy versions of the cache routines; may be substituted by fancier ones for other purposes
- */
- static char *lastname;
- Subfont *lastsubfont;
- Subfont*
- lookupsubfont(Display *d, char *name)
- {
- if(d && strcmp(name, "*default*") == 0)
- return d->defaultsubfont;
- if(lastname && strcmp(name, lastname)==0)
- if(d==lastsubfont->bits->display){
- lastsubfont->ref++;
- return lastsubfont;
- }
- return 0;
- }
- void
- installsubfont(char *name, Subfont *subfont)
- {
- free(lastname);
- lastname = strdup(name);
- lastsubfont = subfont; /* notice we don't free the old one; that's your business */
- }
- void
- uninstallsubfont(Subfont *subfont)
- {
- if(subfont == lastsubfont){
- lastname = 0;
- lastsubfont = 0;
- }
- }
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