CWE-ou-minkata/Sources/Plasma/FeatureLib/pfGameGUIMgr/pfGUIControlMod.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//                                                                          //
//  pfGUIControlMod Header                                                  //
//                                                                          //
//////////////////////////////////////////////////////////////////////////////

#ifndef _pfGUIControlMod_h
#define _pfGUIControlMod_h


#include "pnModifier/plSingleModifier.h"
#include "hsBounds.h"
#include "plMessage/plInputEventMsg.h"
#include "pfGameGUIMgr.h"
#include "hsColorRGBA.h"
#include "hsRefCnt.h"

class plMessage;
class plPostEffectMod;
class pfGUIDialogMod;
class pfGUICtrlProcObject;
class pfGUIDropTargetProc;
class plDynamicTextMap;
class plLayerInterface;

//// pfGUIColorScheme ////////////////////////////////////////////////////////
//  Tiny helper wrapper for a set of colors used to draw various controls

class pfGUIColorScheme : public hsRefCnt
{
    public:
        hsColorRGBA fForeColor, fBackColor;
        hsColorRGBA fSelForeColor, fSelBackColor;
        bool        fTransparent;

        char        *fFontFace;
        uint8_t       fFontSize;
        uint8_t       fFontFlags;

        enum FontFlags
        {
            kFontBold       = 0x01,
            kFontItalic     = 0x02,
            kFontShadowed   = 0x04
        };

        pfGUIColorScheme();
        ~pfGUIColorScheme();
        pfGUIColorScheme( hsColorRGBA &foreColor, hsColorRGBA &backColor );
        pfGUIColorScheme( const char *face, uint8_t size, uint8_t fontFlags );

        void    SetFontFace( const char *face );

        void    Read( hsStream *s );
        void    Write( hsStream *s );

        bool    IsBold( void ) { return ( fFontFlags & kFontBold ) ? true : false; }
        bool    IsItalic( void ) { return ( fFontFlags & kFontItalic ) ? true : false; }
        bool    IsShadowed( void ) { return ( fFontFlags & kFontShadowed ) ? true : false; }

    protected:

        void    IReset( void );
};

//// Class Def ///////////////////////////////////////////////////////////////

class pfGUISkin;
class pfGUIControlMod : public plSingleModifier
{
    friend class pfGUIDialogMod;

    protected:

        uint32_t              fTagID;
        bool                fEnabled, fFocused, fVisible, fInteresting;
        bool                fNotifyOnInteresting;
        pfGUIDialogMod      *fDialog;

        hsBounds3           fBounds, fInitialBounds;        // Z component is 0-1
        float            fScreenMinZ;    // Closest Z coordinate in screen space
        hsPoint3            fScreenCenter;
        bool                fBoundsValid, fCenterValid;
        hsMatrix44          fXformMatrix;   // Only used for doing drag work, etc.

        pfGUICtrlProcObject *fHandler;
        pfGUIDropTargetProc *fDropTargetHdlr;

        plDynamicTextMap    *fDynTextMap;   // Some controls use this; for others, it'll be nil
        plLayerInterface    *fDynTextLayer; // Juse so we can reset the transform. Sheesh!

        pfGUIColorScheme    *fColorScheme;
        plSceneObject       *fProxy;

        hsTArray<hsPoint3>  fBoundsPoints;      // For more accurate bounds tests

        hsTArray<int>   fSoundIndices;  // Indices of sounds to trigger on the target SO's audible interface

        pfGUISkin       *fSkin;


        bool            ISetUpDynTextMap( plPipeline *pipe );
        virtual void    IPostSetUpDynTextMap( void ) {}
        virtual void    IGrowDTMDimsToDesiredSize( uint16_t &width, uint16_t &height ) { }

        virtual bool    IEval( double secs, float del, uint32_t dirty ); // called only by owner object's Eval()

        void            ISetDialog( pfGUIDialogMod *mod ) { fDialog = mod; }
        void            IScreenToLocalPt( hsPoint3 &pt );

        virtual void    IUpdate( void ) {;}
        void            ISetHandler( pfGUICtrlProcObject *h, bool clearInheritFlag = false );

        void            IPlaySound( uint8_t guiCtrlEvent, bool loop = false );
        void            IStopSound( uint8_t guiCtrlEvent );

        virtual uint32_t      IGetDesiredCursor( void ) const { return 0; }   // As specified in plInputInterface.h

    public:

        pfGUIControlMod();
        virtual ~pfGUIControlMod();

        CLASSNAME_REGISTER( pfGUIControlMod );
        GETINTERFACE_ANY( pfGUIControlMod, plSingleModifier );


        virtual bool    MsgReceive( plMessage* pMsg );
        
        virtual void Read( hsStream* s, hsResMgr* mgr );
        virtual void Write( hsStream* s, hsResMgr* mgr );

        uint32_t      GetTagID( void ) { return fTagID; }

        virtual void    SetEnabled( bool e );
        virtual bool    IsEnabled( void ) { return fEnabled; }
        virtual void    SetFocused( bool e );
        virtual bool    IsFocused( void ) { return fFocused; }
        virtual void    SetVisible( bool vis );
        virtual bool    IsVisible( void ) { return fVisible; }

        virtual void    SetInteresting( bool i );
        bool            IsInteresting( void ) { return fInteresting; }

        virtual void    SetNotifyOnInteresting( bool state ) { fNotifyOnInteresting = state; }

        pfGUIDialogMod  *GetOwnerDlg( void ) { return fDialog; }
        
        virtual void    Refresh( void );

        virtual void    UpdateBounds( hsMatrix44 *invXformMatrix = nil, bool force = false );
        void            SetObjectCenter( float x, float y );
        virtual hsPoint3 GetObjectCenter() { return fScreenCenter; }
        float        GetScreenMinZ( void ) { return fScreenMinZ; }
        void            CalcInitialBounds( void );

        const hsBounds3 &GetBounds( void );
        bool            PointInBounds( const hsPoint3 &point );

        virtual void    SetTarget( plSceneObject *object );

        // Return false if you actually DON'T want the mouse clicked at this point (should only be used for non-rectangular region rejection)
        virtual bool    FilterMousePosition( hsPoint3 &mousePt ) { return true; }

        virtual void    HandleMouseDown( hsPoint3 &mousePt, uint8_t modifiers ) {;}
        virtual void    HandleMouseUp( hsPoint3 &mousePt, uint8_t modifiers ) {;}
        virtual void    HandleMouseDrag( hsPoint3 &mousePt, uint8_t modifiers ) {;}
        virtual void    HandleMouseHover( hsPoint3 &mousePt, uint8_t modifiers ) {;}
        virtual void    HandleMouseDblClick( hsPoint3 &mousePt, uint8_t modifiers ) {;}

        virtual bool    HandleKeyPress( wchar_t key, uint8_t modifiers );
        virtual bool    HandleKeyEvent( pfGameGUIMgr::EventType event, plKeyDef key, uint8_t modifiers );

        void            SetHandler( pfGUICtrlProcObject *h ) { ISetHandler( h, true ); }
        void            DoSomething( void );                        // Will call the handler
        void            HandleExtendedEvent( uint32_t event );        // Will call the handler

        pfGUICtrlProcObject *GetHandler( void ) const { return fHandler; }

        void                    SetDropTargetHdlr( pfGUIDropTargetProc *drop );
        pfGUIDropTargetProc     *GetDropTargetHdlr( void ) { return fDropTargetHdlr; }

        enum
        {
            kRefDynTextMap,
            kRefDynTextLayer,
            kRefProxy,
            kRefSkin,
            kRefDerivedStart    = 32
        };

        enum Flags  // plSingleModifier already has SetFlag()/HasFlag()
        {
            kWantsInterest,
            kInheritProcFromDlg,
            kIntangible,        // I.E. it doesn't exists on the screen/can't be clicked on.
                                // Used for group objects like the up/down pair
            kXparentBgnd,
            kScaleTextWithResolution,       // I.E. take up the same space on screen no matter the resolution
            kTakesSpecialKeys,              // I.E. disable bindings for keys like backspace because we want them
            kHasProxy,
            kBetterHitTesting,
            kDerivedFlagsStart = 32
        };

        virtual void        SetColorScheme( pfGUIColorScheme *newScheme );
        pfGUIColorScheme    *GetColorScheme( void ) const;

        // should be override by specific GUIcontrol
        virtual void        PurgeDynaTextMapImage() {;}

        // Override from plModifier so we can update our bounds
        virtual void SetTransform(const hsMatrix44& l2w, const hsMatrix44& w2l);

        // Forces an immediate play of the given GUI control event sound
        void    PlaySound( uint8_t guiCtrlEvent, bool loop = false ) { IPlaySound( guiCtrlEvent, loop ); }
        void    StopSound( uint8_t guiCtrlEvent ) { IStopSound( guiCtrlEvent ); }

        // Export only
        void        SetTagID( uint32_t id ) { fTagID = id; }
        void        SetDynTextMap( plLayerInterface *layer, plDynamicTextMap *dynText );
        void        SetSoundIndex( uint8_t guiCtrlEvent, int soundIndex );
};

#endif // _pfGUIControlMod_h