/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef __VIKING_MAPCACHE_H
#define __VIKING_MAPCACHE_H

#include <glib.h>
#include <gdk-pixbuf/gdk-pixbuf.h>

G_BEGIN_DECLS

// Extended 'DownloadResult_t' values (see download.h)
#define MAPCACHE_STATUS_NOT_IN_CACHE 16
#define MAPCACHE_STATUS_FILE_EXPIRED 8

typedef struct {
  gdouble duration; // Mostly for Mapnik Rendering duration - negative values indicate not rendered (i.e. read from disk)
  gint status;      // Tile download status - either a DownloadResult_t value or MAPCACHE_STATUS_*
} mapcache_extra_t;

void a_mapcache_init ();
void a_mapcache_add ( GdkPixbuf *pixbuf, mapcache_extra_t extra, gint x, gint y, gint z, guint16 type, gint zoom, guint8 alpha, gdouble xshrinkfactor, gdouble yshrinkfactor, const gchar *name );
GdkPixbuf *a_mapcache_get ( gint x, gint y, gint z, guint16 type, gint zoom, guint8 alpha, gdouble xshrinkfactor, gdouble yshrinkfactor, const gchar *name );
mapcache_extra_t a_mapcache_get_extra ( gint x, gint y, gint z, guint16 type, gint zoom, guint8 alpha, gdouble xshrinkfactor, gdouble yshrinkfactor, const gchar* name );
void a_mapcache_remove_all_shrinkfactors ( gint x, gint y, gint z, guint16 type, gint zoom, const gchar* name );
void a_mapcache_flush ();
void a_mapcache_flush_type ( guint16 type );
void a_mapcache_uninit ();

guint a_mapcache_get_size ();
guint a_mapcache_get_count ();

G_END_DECLS

#endif
