adl_v2.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 ADL_ADL_V2_H
#define ADL_ADL_V2_H

#include "adl/adl.h"

namespace Adl {

class AdlEngine_v2 : public AdlEngine {
public:
    ~AdlEngine_v2() override;

protected:
    AdlEngine_v2(OSystem *syst, const AdlGameDescription *gd);

    // AdlEngine
    void setupOpcodeTables() override;
    void initState() override;
    byte roomArg(byte room) const override;
    void advanceClock() override;
    void printString(const Common::String &str) override;
    Common::String loadMessage(uint idx) const override;
    void drawItems() override;
    void drawItem(Item &item, const Common::Point &pos) override;
    void loadRoom(byte roomNr) override;
    void showRoom() override;
    void takeItem(byte noun) override;

    // Engine
    bool canSaveGameStateCurrently(Common::U32String *msg = nullptr) override;

    void mapExeStrings(const Common::StringArray &strings);
    void insertDisk(byte volume);
    virtual DataBlockPtr readDataBlockPtr(Common::ReadStream &f) const;
    virtual void adjustDataBlockPtr(byte &track, byte &sector, byte &offset, byte &size) const { }
    void loadItems(Common::ReadStream &stream);
    void loadRooms(Common::ReadStream &stream, byte count);
    void loadMessages(Common::ReadStream &stream, byte count);
    void loadPictures(Common::ReadStream &stream);
    void loadItemPictures(Common::ReadStream &stream, byte count);
    virtual bool isInventoryFull() { return false; }
    int askForSlot(const Common::String &question);

    void checkTextOverflow(char c);
    void handleTextOverflow();

    virtual int o_isFirstTime(ScriptEnv &e);
    virtual int o_isRandomGT(ScriptEnv &e);
    virtual int o_isNounNotInRoom(ScriptEnv &e);
    virtual int o_isCarryingSomething(ScriptEnv &e);

    int o_moveItem(ScriptEnv &e) override;
    int o_setCurPic(ScriptEnv &e) override;
    int o_setPic(ScriptEnv &e) override;
    virtual int o_moveAllItems(ScriptEnv &e);
    int o_save(ScriptEnv &e) override;
    int o_restore(ScriptEnv &e) override ;
    int o_placeItem(ScriptEnv &e) override;
    virtual int o_tellTime(ScriptEnv &e);
    virtual int o_setRoomFromVar(ScriptEnv &e);
    virtual int o_initDisk(ScriptEnv &e);

    struct {
        Common::String time;
        Common::String saveInsert, saveReplace;
        Common::String restoreInsert, restoreReplace;
    } _strings_v2;

    uint _maxLines;
    DiskImage *_disk;
    byte _currentVolume;
    Common::Array<DataBlockPtr> _itemPics;
    bool _itemRemoved;
    byte _roomOnScreen, _picOnScreen, _itemsOnScreen;
    Common::Array<byte> _brokenRooms;
};

} // End of namespace Adl

#endif