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/*
* CGoal.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "AbstractGoal.h"
namespace NKAI
{
struct HeroPtr;
class AIGateway;
namespace Goals
{
template<typename T> class DLL_EXPORT CGoal : public AbstractGoal
{
public:
CGoal<T>(EGoals goal = INVALID) : AbstractGoal(goal)
{
isAbstract = true;
value = 0;
aid = -1;
objid = -1;
resID = -1;
tile = int3(-1, -1, -1);
town = nullptr;
}
CGoal<T> * clone() const override
{
return new T(static_cast<T const &>(*this)); //casting enforces template instantiation
}
template<typename Handler> void serialize(Handler & h, const int version)
{
h & static_cast<AbstractGoal &>(*this);
//h & goalType & isElementar & isAbstract & priority;
//h & value & resID & objid & aid & tile & hero & town & bid;
}
virtual bool operator==(const AbstractGoal & g) const override
{
if(goalType != g.goalType)
return false;
return (*this) == (static_cast<const T &>(g));
}
virtual bool operator==(const T & other) const = 0;
virtual TGoalVec decompose() const override
{
TSubgoal single = decomposeSingle();
if(!single || single->invalid())
return {};
return {single};
}
protected:
virtual TSubgoal decomposeSingle() const
{
return TSubgoal();
}
};
template<typename T> class DLL_EXPORT ElementarGoal : public CGoal<T>, public ITask
{
public:
ElementarGoal<T>(EGoals goal = INVALID) : CGoal<T>(goal), ITask()
{
AbstractGoal::isAbstract = false;
}
ElementarGoal<T>(const ElementarGoal<T> & other) : CGoal<T>(other), ITask(other)
{
}
T & setpriority(float p)
{
ITask::priority = p;
return *((T *)this);
}
virtual bool isElementar() const override { return true; }
virtual HeroPtr getHero() const override { return AbstractGoal::hero; }
virtual int getHeroExchangeCount() const override { return 0; }
};
}
}
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