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/* GdkPixbuf library - Io handling. This is an internal header for gdk-pixbuf.
* You should never use it unless you are doing developement for gdkpixbuf itself.
*
* Copyright (C) 1999 The Free Software Foundation
*
* Authors: Mark Crichton <crichton@gimp.org>
* Miguel de Icaza <miguel@gnu.org>
* Federico Mena-Quintero <federico@gimp.org>
* Jonathan Blandford <jrb@redhat.com>
* Michael Fulbright <drmike@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef GDK_PIXBUF_IO_H
#define GDK_PIXBUF_IO_H
#include <gmodule.h>
#include <stdio.h>
#include "gdk-pixbuf.h"
#include "gdk-pixbuf-i18n.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef void (* ModulePreparedNotifyFunc) (GdkPixbuf *pixbuf,
GdkPixbufAnimation *anim,
gpointer user_data);
typedef void (* ModuleUpdatedNotifyFunc) (GdkPixbuf *pixbuf,
int x,
int y,
int width,
int height,
gpointer user_data);
typedef struct _GdkPixbufModule GdkPixbufModule;
struct _GdkPixbufModule {
char *module_name;
gboolean (* format_check) (guchar *buffer, int size);
GModule *module;
GdkPixbuf *(* load) (FILE *f,
GError **error);
GdkPixbuf *(* load_xpm_data) (const char **data);
/* Incremental loading */
gpointer (* begin_load) (ModulePreparedNotifyFunc prepare_func,
ModuleUpdatedNotifyFunc update_func,
gpointer user_data,
GError **error);
gboolean (* stop_load) (gpointer context,
GError **error);
gboolean (* load_increment) (gpointer context,
const guchar *buf,
guint size,
GError **error);
/* Animation loading */
GdkPixbufAnimation *(* load_animation) (FILE *f,
GError **error);
gboolean (* save) (FILE *f,
GdkPixbuf *pixbuf,
gchar **param_keys,
gchar **param_values,
GError **error);
};
typedef void (* ModuleFillVtableFunc) (GdkPixbufModule *module);
GdkPixbufModule *_gdk_pixbuf_get_module (guchar *buffer, guint size,
const gchar *filename,
GError **error);
GdkPixbufModule *_gdk_pixbuf_get_named_module (const char *name,
GError **error);
gboolean _gdk_pixbuf_load_module (GdkPixbufModule *image_module,
GError **error);
#ifdef __cplusplus
}
#endif
#endif
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