input.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 PARALLACTION_INPUT_H
#define PARALLACTION_INPUT_H

#include "common/keyboard.h"

#include "parallaction/objects.h"
#include "parallaction/inventory.h"

namespace Parallaction {

enum {
    kMouseNone          = 0,
    kMouseLeftUp        = 1,
    kMouseLeftDown      = 2,
    kMouseRightUp       = 4,
    kMouseRightDown     = 8
};

enum MouseTriState {
    MOUSE_ENABLED_SHOW,
    MOUSE_ENABLED_HIDE,
    MOUSE_DISABLED
};

class Input {
    int     updateGameInput();

    bool        _hasKeyPressEvent;
    Common::KeyState _keyPressed;

    bool        _hasDelayedAction;  // actived when the character needs to move before taking an action
    ZonePtr     _delayedActionZone;

    int16       _transCurrentHoverItem;

    void        translateInput();
    bool        translateGameInput();
    bool        updateInventoryInput();
    void        takeAction(ZonePtr z);
    void        walkTo(const Common::Point &dest);

    Parallaction    *_vm;

    Common::Point   _mousePos;
    uint16  _mouseButtons;

    ZonePtr         _hoverZone;

    void    enterInventoryMode();
    void    exitInventoryMode();

    int     _gameType;

    static byte _resMouseArrow_NS[256];
    static byte _resMouseArrow_BR_Amiga[512];
    Frames  *_mouseArrow;
    Frames  *_comboArrow;
    Frames  *_dinoCursor;
    Frames  *_dougCursor;
    Frames  *_donnaCursor;

    void initCursors();

public:
    enum {
        kInputModeGame = 0,
        kInputModeComment = 1,
        kInputModeDialogue = 2,
        kInputModeInventory = 3,
        kInputModeMenu = 4
    };


    Input(Parallaction *vm);
    virtual ~Input();

    void getAbsoluteCursorPos(Common::Point& p) const;

    void getCursorPos(Common::Point& p) const {
        p = _mousePos;
    }

    void setCursorPos(const Common::Point& p) {
        _mousePos = p;
    }

    int             _inputMode;
    InventoryItem   _activeItem;

    void    readInput();
    int updateInput();
    void    trackMouse(ZonePtr z);
    void    waitForButtonEvent(uint32 buttonEventMask, int32 timeout = -1);
    uint32  getLastButtonEvent() { return _mouseButtons; }
    bool    getLastKeyDown(uint16 &ascii);

    void stopHovering();

    MouseTriState _mouseState;

    void setMouseState(MouseTriState state);
    MouseTriState getMouseState();
    bool isMouseEnabled();

    void setArrowCursor();
    void setInventoryCursor(ItemName name);

    void setMenuPointer();
    void setCharacterPointer(const char *name);
};

} // namespace Parallaction

#endif