game-manager.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 SUPERNOVA_GAME_MANAGER_H
#define SUPERNOVA_GAME_MANAGER_H

#include "common/events.h"
#include "common/rect.h"
#include "common/keyboard.h"
#include "common/error.h"
#include "supernova/room.h"
#include "supernova/sound.h"

namespace Supernova {

const int32 kMaxTimerValue = 0x7FFFFFFF;

enum EventFunction { kNoFn, kSupernovaFn, kGuardReturnedFn, kGuardWalkFn, kTaxiFn, kSearchStartFn, kSoberFn, kPyramidEndFn, kCaughtFn};


class Inventory {
public:
    Inventory(Object *nullObject, int &inventoryScroll)
        : _numObjects(0)
        , _nullObject(nullObject)
        , _inventoryScroll(inventoryScroll) {
        for (int i = 0; i < kMaxCarry; ++i)
            _inventory[i] = nullptr;
    }

    void add(Object &obj);
    void remove(Object &obj);
    void clear();
    Object *get(int index) const;
    Object *get(ObjectId id) const;
    int getSize() const { return _numObjects; }

private:
    Object *_inventory[kMaxCarry];
    Object *_nullObject;
    int &_inventoryScroll;
    int _numObjects;
};

class GuiElement : public Common::Rect {
public:
    GuiElement();

    void setSize(int x1, int y1, int x2, int y2);
    void setText(const char *text);
    void setTextPosition(int x, int y);
    void setColor(int bgColor, int textColor, int bgColorHighlighted, int textColorHightlighted);
    void setHighlight(bool isHighlighted);

    const char *getText() const {
        return _text;
    }
    int getBackgroundColor() const {
        return _bgColor;
    }
    int getTextColor() const {
        return _textColor;
    }
    const Common::Point &getTextPos() const {
        return _textPosition;
    }
    bool isHighlighted() const {
        return _isHighlighted;
    }

private:
    Common::Point _textPosition;
    char _text[128];
    int _bgColor;
    int _textColor;
    int _bgColorNormal;
    int _bgColorHighlighted;
    int _textColorNormal;
    int _textColorHighlighted;
    bool _isHighlighted;
};

class GameManager {
public:

    GameManager(SupernovaEngine *vm, Sound *sound);
    virtual ~GameManager();

    virtual void updateEvents();
    void processInput(Common::KeyState &state);
    void processInput();
    virtual void executeRoom();
    virtual bool serialize(Common::WriteStream *out);
    virtual bool deserialize(Common::ReadStream *in, int version);

    static int guiCommands[];
    static int guiStatusCommands[];
    SupernovaEngine *_vm;
    Sound *_sound;
    Common::KeyState _key;
    Common::EventType _mouseClickType;
    bool _mouseClicked;
    bool _keyPressed;
    int _mouseX;
    int _mouseY;
    int _mouseField;
    Room *_currentRoom;
    Room *_lastRoom;
    bool _newRoom;
    Room **_rooms;
    Inventory _inventory;
    bool _processInput;
    bool _guiEnabled;
    bool _animationEnabled;
    byte _roomBrightness;
    Action _inputVerb;
    Object _nullObject;
    Object *_currentInputObject;
    Object *_inputObject[2];
    int32 _oldTime;
    uint _timePaused;
    bool _timerPaused;
    int32 _messageDuration;
    int32 _animationTimer;
    int _inventoryScroll;
    int _exitList[25];
    GuiElement _guiCommandButton[10];
    GuiElement _guiInventory[8];
    GuiElement _guiInventoryArrow[2];
    // Dialog
    int _currentSentence;
    int _sentenceNumber[6];
    int _texts[6];
    byte _rows[6];
    byte _rowsStart[6];
    int32 _time;
    bool _dead;

    void takeObject(Object &obj);
    void setObjectNull(Object *&obj);
    bool isNullObject(Object *obj);

    virtual void initState();
    virtual void initRooms();
    virtual void destroyRooms();
    void initGui();
    virtual bool canSaveGameStateCurrently();
    virtual bool genericInteract(Action verb, Object &obj1, Object &obj2);
    void getInput(bool onlyKeys = false);
    void wait(int ticks, bool checkInput = false, bool waitForSpeech = false);
    bool waitOnInput(int ticks, Common::KeyCode &keycode, bool waitForSpeech = false);
    void screenShake();
    virtual void roomBrightness();
    void showMenu();
    void animationOff();
    void animationOn();
    void edit(Common::String &input, int x, int y, uint length);
    int invertSection(int section);
    virtual void drawMapExits();
    void drawStatus();
    void drawCommandBox();
    void drawInventory();
    void drawGUI();
    void changeRoom(RoomId id);
    void resetInputState();
    virtual void handleInput();
    virtual void handleTime();
    void pauseTimer(bool pause);
    virtual void loadTime();
    virtual void saveTime();
    void setAnimationTimer(int ticks);
    void dead(int messageId);
    int  dialog(int num, byte rowLength[6], int text[6], int number);
    void sentence(int number, bool brightness);
    void say(int textId);
    void say(const char *text);
    void reply(int textId, int aus1, int aus2);
    void reply(const char *text, int aus1, int aus2);
    void mousePosDialog(int x, int y);
    virtual void takeMoney(int amount);
};

}

#endif // SUPERNOVA_GAME_MANAGER_H