/*

 * 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__