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menu.h

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/***************************************************************************
                          menu.h  -  description
                             -------------------
    begin                : Sun Aug 3 2003
    copyright            : (C) 2003 by upi
    email                : upi@apocalypse.rulez.org
 ***************************************************************************/


#ifndef MENU_H
#define MENU_H


#include <string>
#include <vector>

class CMenuItem;
class CEnumMenuItem;
class CTextMenuItem;


enum
{
/* Master menu structure:
MAIN MENU
*/
MENU_UNKNOWN,
    MENU_SURRENDER,
    MENU_SINGLE_PLAYER,
        MENU_EASY,
        MENU_MEDIUM,
        MENU_HARD,
    MENU_MULTI_PLAYER,
        MENU_MULTI_PLAYER_START,
        MENU_NUM_PLAYERS,       // 2-4
        MENU_TEAM_MODE,         // 1 vs 1, good vs evil, evil vs good, custom
        MENU_TEAM_SIZE,         // 2-10
        MENU_TEAM_MULTISELECT,  // yes / no
    MENU_NETWORK_GAME,
        MENU_SERVER,
        MENU_HOSTNAME,
        MENU_NICK,
        MENU_CONNECT,
        MENU_MORTALNET,
        MENU_CANCEL,
    MENU_OPTIONS,
        MENU_GAME_SPEED,
        MENU_GAME_TIME,         //  ( :30 - 5:00 )
        MENU_TOTAL_HIT_POINTS,  // ( 25 - 1000 )
        MENU_SOUND,
            MENU_CHANNELS,      // MONO / STEREO

            MENU_MIXING_RATE,   // 11kHz / 22kHz / 44.1 kHz
            MENU_BITS,          // 8 bit / 16 bit
            MENU_MUSIC_VOLUME,  // (0% - 100%)
            MENU_SOUND_VOLUME,  // (0% - 100%)
            MENU_SOUND_OK,
        MENU_FULLSCREEN,
        MENU_KEYS_RIGHT,
        MENU_KEYS_LEFT,
        MENU_OPTIONS_OK,
    MENU_LANGUAGE,
    MENU_INFO,
    MENU_QUIT,                  // (confirm)
};



class CMenu
{
public:
    CMenu( const char* a_pcTitle );
    virtual ~CMenu();

    virtual CMenuItem*      AddMenuItem( const char* a_pcUtf8Text, SDLKey a_tShortcut = SDLK_UNKNOWN, int a_iCode = 0 );
    virtual CEnumMenuItem*  AddEnumMenuItem( const char* a_pcUtf8Text, int a_iInitialValue, 
                                const char** a_ppcNames, const int* a_piValues, int a_iCode = 0 );
    virtual CTextMenuItem*  AddTextMenuItem( const char* a_pcTitle, const char* a_pcValue, int a_iCode = 0 );
    virtual CMenuItem*      AddMenuItem( CMenuItem* a_poItem );
    virtual void            AddOkCancel( int a_iOkCode = 0 );
    virtual CMenuItem*      GetMenuItem( int a_iCode ) const;

    virtual void            ItemActivated( int a_iItemCode, CMenuItem* a_poMenuItem );
    virtual void            ItemChanged( int a_iItemCode, int a_iValue, CMenuItem* a_poMenuItem );
    virtual int             Run();

    virtual void            Draw();
    virtual void            Clear();
    virtual void            EnterName( const char* a_pcTitle, std::string& a_rsTarget, CTextMenuItem* a_poMenuItem, int a_iMaxlen );

protected:

    virtual void            FocusNext();
    virtual void            FocusPrev();
    virtual void            InvokeSubmenu( CMenu* a_poSubmenu );

    typedef std::vector<CMenuItem*> CItemList;
    typedef CItemList::iterator CItemIterator;

    
    std::string             m_sTitle;
    CItemList               m_oItems;
    int                     m_iCurrentItem;
    int                     m_iReturnCode;
    bool                    m_bDone;
};


class CMenuItem
{
public:
    CMenuItem( CMenu* a_poMenu, const char* a_pcUtf8Text, int a_iCode = -1 );
    virtual ~CMenuItem();

    virtual void Draw();
    virtual void Clear();
    virtual void Activate();
    virtual void Increment() {};
    virtual void Decrement() {};
    
    virtual void SetText( const char* a_pcUtf8Text, bool a_bCenter );
    virtual void SetPosition( const SDL_Rect& a_roPosition );
    virtual void SetActive( bool a_bActive );
    virtual void SetEnabled( bool a_bEnabled );
    
    virtual bool GetEnabled() const { return m_bEnabled; }
    virtual int  GetCode() const { return m_iCode; }
    
protected:
    CMenu*          m_poMenu;

    // appearance
    std::string     m_sUtf8Text;
    SDL_Rect        m_oPosition;
    bool            m_bCenter;
    Uint32          m_iHighColor;
    Uint32          m_iLowColor;
    Uint32          m_iInactiveColor;
    Uint32          m_iBackgroundColor;

    // data content
    int             m_iCode;
    bool            m_bActive;
    bool            m_bEnabled;
};


class CEnumMenuItem: public CMenuItem
{
public:
    CEnumMenuItem( CMenu* a_poMenu, int a_iInitialValue, const char* a_pcUtf8Text, int a_iCode = -1 );
    virtual ~CEnumMenuItem();
    
    int GetCurrentValue();
    const char* GetCurrentText();
    virtual void Draw();
    virtual void Increment();
    virtual void Decrement();
    
    virtual void SetEnumValues( const char ** a_ppcNames, const int * a_piValues );
    virtual void SetMaxValue( int a_iMaxValue );
    
protected:
    int             m_iValue;
    int             m_iMax;
    std::string     m_sUtf8Title;
    const char**    m_ppcNames;
    const int*      m_piValues;
};


class CTextMenuItem: public CMenuItem
{
public:
    CTextMenuItem( CMenu* a_poMenu, const char* a_pcInitialValue, const char* a_pcUtf8Title, int a_iCode );
    virtual ~CTextMenuItem();

    virtual void Draw();
    virtual void SetValue( const char* a_pcValue );
    
protected:
    std::string     m_sTitle;
    std::string     m_sValue;
};



class CNetworkMenu: public CMenu
{
public:
    CNetworkMenu();
    virtual ~CNetworkMenu();
    
    void Connect();
    
    void ItemActivated( int a_iItemCode, CMenuItem* a_poMenuItem );
    void ItemChanged( int a_iItemCode, int a_iValue, CMenuItem* a_poMenuItem );

protected:
    bool            m_bOK;
    bool            m_bServer;
    std::string     m_sHostname;
    std::string     m_sNick;

    CTextMenuItem*  m_poServerMenuItem;
    CTextMenuItem*  m_poNickMenuItem;
};




void DoMenu();
void DoMenu( CMenu& a_roMenu );

#endif

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