object.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */
 
#ifndef MADS_CORE_OBJECT_H
#define MADS_CORE_OBJECT_H
 
#include "common/serializer.h"
#include "common/stream.h"
#include "mads/core/general.h"
#include "mads/core/vocab.h"
#include "mads/core/qual.h"
#include "mads/core/inter.h"
 
namespace MADS {
 
#define OBJECT_MAX_VERBS        5
#define OBJECT_MAX_QUALITIES    4
 
#define OBJECT_SHORT_NAME_LEN   5
 
#define OBJECT_VIEW_OFFSET      6
#define OBJECT_GREY_BASE        248
#define OBJECT_GREY_COLORS      8
#define OBJECT_GREY_SPEED       1
#define OBJECT_GREY_STEPS       16
 
 
struct HagVerb {
    char name[VC_MAXWORDLEN + 1];
    byte verb_type;
    byte prep_type;
};
 
 
/* Format for storing objects on disk */
 
struct FileObjectBuf {
    int16  number;                            /* Official object number */
    char vocab_name[VC_MAXWORDLEN + 1];
    char variable_name[VC_MAXWORDLEN + 1];
    char desc[80];
    int16  location;
    byte prep;
    byte num_verbs;
    byte num_qualities;
    byte syntax;
    HagVerb verb[OBJECT_MAX_VERBS];
    char quality_name[OBJECT_MAX_QUALITIES][QU_MAXWORDLEN + 1];
    int32 quality_value[OBJECT_MAX_QUALITIES];
};
 
typedef FileObjectBuf FileObject;
typedef FileObject *FileObjectPtr;
 
struct ObjectBuf {
    word vocab_id;                                /* Vocab word for name     */
    int16  location;                                /* Current location        */
    byte prep;                                    /* "Put" preposition       */
    byte num_verbs;                               /* Number of special verbs */
    byte num_qualities;                           /* Number of qualities     */
    byte syntax;                                  /* Syntax                  */
    Verb verb[OBJECT_MAX_VERBS];                  /* Verb list for objects   */
    byte quality_id[OBJECT_MAX_QUALITIES];        /* Quality list            */
    int32 quality_value[OBJECT_MAX_QUALITIES];     /* Quality values          */
 
    void load(Common::SeekableReadStream *src);
    void synchronize(Common::Serializer &s);
};
 
typedef ObjectBuf Object;
typedef Object *ObjectPtr;
 
 
extern ObjectPtr object;
extern int       num_objects;
 
extern int object_ems_handle;
 
 
extern int object_load();
extern void object_unload();
 
extern int object_named(int vocab_id);
extern int object_is_here(int object_id);
 
extern int object_has_quality(int object_id, int quality_id);
extern long object_check_quality(int object_id, int quality_id);
extern void object_set_quality(int object_id, int quality_id, long quality_value);
 
extern int object_examine(int number, long message, int speech = 0);
 
extern void init_object();
 
} // namespace MADS
 
#endif