fontconfig/src/fcfs.c

150 lines
3.6 KiB
C

/*
* fontconfig/src/fcfs.c
*
* Copyright © 2000 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of the author(s) not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. The authors make no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#include "fcint.h"
#include <stdlib.h>
FcFontSet *
FcFontSetCreate (void)
{
FcFontSet *s;
s = (FcFontSet *) malloc (sizeof (FcFontSet));
if (!s)
return 0;
s->nfont = 0;
s->sfont = 0;
s->fonts = 0;
return s;
}
void
FcFontSetDestroy (FcFontSet *s)
{
int i;
for (i = 0; i < s->nfont; i++)
FcPatternDestroy (s->fonts[i]);
if (s->fonts)
free (s->fonts);
free (s);
}
FcBool
FcFontSetAdd (FcFontSet *s, FcPattern *font)
{
FcPattern **f;
int sfont;
if (s->nfont == s->sfont)
{
sfont = s->sfont + 32;
if (s->fonts)
f = (FcPattern **) realloc (s->fonts, sfont * sizeof (FcPattern *));
else
f = (FcPattern **) malloc (sfont * sizeof (FcPattern *));
if (!f)
return FcFalse;
s->sfont = sfont;
s->fonts = f;
}
s->fonts[s->nfont++] = font;
return FcTrue;
}
FcBool
FcFontSetSerializeAlloc (FcSerialize *serialize, const FcFontSet *s)
{
int i;
if (!FcSerializeAlloc (serialize, s, sizeof (FcFontSet)))
return FcFalse;
if (!FcSerializeAlloc (serialize, s->fonts, s->nfont * sizeof (FcPattern *)))
return FcFalse;
for (i = 0; i < s->nfont; i++)
{
if (!FcPatternSerializeAlloc (serialize, s->fonts[i]))
return FcFalse;
}
return FcTrue;
}
FcFontSet *
FcFontSetSerialize (FcSerialize *serialize, const FcFontSet * s)
{
int i;
FcFontSet *s_serialize;
FcPattern **fonts_serialize;
FcPattern *p_serialize;
s_serialize = FcSerializePtr (serialize, s);
if (!s_serialize)
return NULL;
*s_serialize = *s;
s_serialize->sfont = s_serialize->nfont;
fonts_serialize = FcSerializePtr (serialize, s->fonts);
if (!fonts_serialize)
return NULL;
s_serialize->fonts = FcPtrToEncodedOffset (s_serialize,
fonts_serialize, FcPattern *);
for (i = 0; i < s->nfont; i++)
{
p_serialize = FcPatternSerialize (serialize, s->fonts[i]);
if (!p_serialize)
return NULL;
fonts_serialize[i] = FcPtrToEncodedOffset (s_serialize,
p_serialize,
FcPattern);
}
return s_serialize;
}
FcFontSet *
FcFontSetDeserialize (const FcFontSet *set)
{
int i;
FcFontSet *new = FcFontSetCreate ();
if (!new)
return NULL;
for (i = 0; i < set->nfont; i++)
{
if (!FcFontSetAdd (new, FcPatternDuplicate (FcFontSetFont (set, i))))
goto bail;
}
return new;
bail:
FcFontSetDestroy (new);
return NULL;
}
#define __fcfs__
#include "fcaliastail.h"
#undef __fcfs__