dustytask.h

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/*
Dusty Engine Library
by Dave Andrews

Dusty Engine is a task engine using the Irrlicht (irrlicht.sourceforge.net)
3d Engine, by Nikolaus Gebhardt.

This software is released on the zlib license.  Contents of that license follow.

  Copyright (C) 2005 Dave Andrews

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
  arising from the use of this software.

  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.

  Dave Andrews (dave@daveandrews.org)
*/

#ifndef __DUSTY_TASK_H__
#define __DUSTY_TASK_H__

#include <irrlicht.h>
#include "dustyengine.h"

namespace DustyEngine
{
        class DustyDriver;
        class DeltaTimer;


        class DUSTYENGINE_API Task : public irr::IUnknown
        {
        public:
                Task();

                virtual ~Task();

                virtual void OnCreation() = 0;

                virtual void OnDestruction() = 0;

                virtual void OnPause() = 0;

                virtual void OnUnpause() = 0;


                virtual void OnUpdate() = 0;

                virtual void OnAddChild(Task * child) = 0;

                virtual void OnRemoveChild(Task * child) = 0;

                virtual void OnLifetimeExpired() = 0;

                virtual void OnChildrenPaused() = 0;

                virtual void OnChildrenUnpaused() = 0;

                void SetDustyDriver(DustyDriver * dd);

                DustyDriver * GetDustyDriver();

                void SetIrrlichtDevice(irr::IrrlichtDevice * device);

                irr::IrrlichtDevice * GetIrrlichtDevice();

                void SetPriority(irr::u32 p);

                irr::u32 GetPriority();

                void SetPaused(bool p);

                bool IsPaused();

                void SetParent(Task * p);

                Task * GetParent();


                void SetExecuteMultiple(bool execute);

                bool GetExecuteMultiple();

                void SetNumExecutions(irr::u32 n);

                irr::u32 GetNumExecutions();

                void SetDeltaTimer(DeltaTimer * entry);

                DeltaTimer * GetDeltaTimer();

                void SetPauseDelta(irr::u32 pd);

                irr::u32 GetPauseDelta();

                void SetLifetimeExecutions(irr::u32 lt);

                irr::u32 GetLifetimeExecutions();

                void SetLifetimeMS(irr::u32 lt);

                irr::u32 GetLifetimeMS();

                void SetCreationTime(irr::u32 ct);

                irr::u32 GetCreationTime();

                void SetTotalTimeDelta(irr::u32 ttd);

                irr::u32 GetTotalTimeDelta();
                
                void SetPauseUnpauseTime(irr::u32 t);
                
                irr::u32 GetPauseUnpauseTime();
                
                void SetTimeToStayPaused(irr::u32 t);

                irr::u32 GetTimeToStayPaused();
                
                void SetTimeToStayUnpaused(irr::u32 t);
                
                irr::u32 GetTimeToStayUnpaused();

                void AddChild(Task * child);

                void ClearChildren();

                void RemoveChild(Task * child);

                irr::core::list<Task*> * GetChildren();

                irr::u32 NumChildren();

                void SetTag(irr::core::stringc t);

                irr::core::stringc GetTag();

        protected:
                irr::IrrlichtDevice * irrlichtDevice;
                DustyDriver * dustyDriver;

                irr::core::stringc tag;

                irr::u32 priority;
                irr::u32 numExecutions;
                irr::u32 pauseDelta;
                irr::u32 lifetimeExecutions;
                irr::u32 lifetimeMS;
                irr::u32 creationTime;
                irr::u32 totalTimeDelta;

                irr::u32 pauseUnpauseTime;
                
                irr::u32 timeToStayPaused;
                irr::u32 timeToStayUnpaused;

                bool paused;
                bool executeMultiple;

                Task * parent;

                DeltaTimer * deltaTimer;

                irr::core::list<Task *> children;
        };
}

#endif

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