monsters.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 MM1_DATA_MONSTERS_H
#define MM1_DATA_MONSTERS_H

#include "mm/mm1/gfx/dta.h"
#include "mm/mm1/data/text_parser.h"
#include "common/str.h"
#include "graphics/managed_surface.h"

namespace MM {
namespace MM1 {

#define MONSTERS_COUNT 195

enum MonsterStatus {
    MON_PARALYZED = 0, MON_WEBBED = 1, MON_HELD = 2,
    MON_ASLEEP = 3, MON_MINDLESS = 4, MON_SILENCED = 5,
    MON_BLINDED = 6, MON_AFRAID = 7, MON_DEAD = 8
};
enum MonsterStatusFlag {
    MONFLAG_AFRAID = 1, MONFLAG_BLIND = 2, MONFLAG_SILENCED = 4,
    MONFLAG_MINDLESS = 8, MONFLAG_ASLEEP = 0x10,
    MONFLAG_HELD = 0x20, MONFLAG_WEBBED = 0x40,
    MONFLAG_PARALYZED = 0x80, MONFLAG_DEAD = 0xff
};

enum MonsterLoot {
    DROPS_GEMS = 0x1,   // if 1 - a monster can drop gems
    GOLD_DROP = 0xfe>>1 // _loot>>1  - gold value that a monster drops
};

enum MonsterResistUndead {
    MAGIC_RESISTANCE = 0x7f,
    IS_UNDEAD = 0x80
};

enum MonsterBonusOnTouch {
    TOUCH_BONUS_VALUE = 0x7f,
    HAS_BONUS = 0x80
};

enum MonsterResistances {
    MONRES_ASLEEP = 1, MONRES_FEAR = 2, MONRES_PARALYSIS = 4,
    MONRES_ENERGY = 8, MONRES_COLD = 0x10,
    MONRES_ELECTRICITY = 0x20, MONRES_FIRE = 0x40,
    MONRES_PHYSICAL_ATTACK = 0x80,
};

enum MonsterSpecialAbility {
    HAS_RANGED_ATTACK = 0x80, // 1 if has ranged attack, 0 if has special attack
    ATTACK_VALUE = 0x7f // damage for ranged attack.  Special attack id for special attack 
};

enum MonsterCounter {
    COUNTER_BITS = 0xf,
    COUNTER_THRESHOLD1 = 0x10, COUNTER_THRESHOLD2 = 0x20,
    COUNTER_REGENERATE = 0x40, COUNTER_ADVANCES = 0x80
};

struct Monster {
    Common::String _name; // char _name[15];
    byte _count;
    byte _fleeThreshold;
    byte _defaultHP;
    byte _defaultAC;
    byte _maxDamage;
    byte _numberOfAttacks;
    byte _speed;
    uint16 _experience;
    byte _loot;
    byte _resistUndead;
    byte _resistances;
    byte _bonusOnTouch;
    byte _specialAbility;
    byte _specialThreshold; // % of luck of special attack
    byte _counterFlags;
    byte _imgNum;

    // Runtime combat fields
    byte _level = 0;
    bool _checked = false;
    byte _status = 0;
    byte _hp = 0;
    byte _ac = 0;

    Common::String getDisplayName() const {
        return _name;
    }
};

class Monsters : public TextParser {
private:
    Monster _monsters[MONSTERS_COUNT];
    Gfx::DTA _monPix;
public:
    Monsters();

    bool load();

    const Monster &operator[](uint i) {
        assert(i >= 1 && i <= MONSTERS_COUNT);
        return _monsters[i - 1];
    }

    Graphics::ManagedSurface getMonsterImage(int imgNum);
};

} // namespace MM1
} // namespace MM

#endif