/*==LICENSE==*

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

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/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//                                                                          //
//  pfGUIDragBarCtrl Header                                                 //
//                                                                          //
//////////////////////////////////////////////////////////////////////////////

#ifndef _pfGUIDragBarCtrl_h
#define _pfGUIDragBarCtrl_h

#include "pfGUIControlMod.h"

class plMessage;

class pfGUIDragBarCtrl : public pfGUIControlMod
{
    protected:

        hsPoint3    fDragOffset;
        hsBool      fDragging;
        hsBool      fAnchored;

        virtual hsBool IEval( double secs, hsScalar del, UInt32 dirty ); // called only by owner object's Eval()

        virtual UInt32      IGetDesiredCursor( void ) const;    // As specified in plInputInterface.h

    public:

        pfGUIDragBarCtrl();
        virtual ~pfGUIDragBarCtrl();

        CLASSNAME_REGISTER( pfGUIDragBarCtrl );
        GETINTERFACE_ANY( pfGUIDragBarCtrl, pfGUIControlMod );


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

        virtual void    HandleMouseDown( hsPoint3 &mousePt, UInt8 modifiers );
        virtual void    HandleMouseUp( hsPoint3 &mousePt, UInt8 modifiers );
        virtual void    HandleMouseDrag( hsPoint3 &mousePt, UInt8 modifiers );

        virtual void    SetAnchored( hsBool anchored ) { fAnchored = anchored; }
        virtual hsBool  IsAnchored(void) { return fAnchored; }

        virtual void    UpdateBounds( hsMatrix44 *invXformMatrix = nil, hsBool force = false );

        // Export only
};

#endif // _pfGUIDragBarCtrl_h