source: code/branches/pickup/src/modules/pickup/items/ShrinkPickup.cc @ 8486

#include "ShrinkPickup.h"

#include <sstream>
#include "core/CoreIncludes.h"
#include "core/XMLPort.h"

#include "pickup/PickupIdentifier.h"
#include "worldentities/pawns/Pawn.h"

#include "weaponsystem/WeaponSlot.h"
#include "weaponsystem/Weapon.h"

namespace orxonox
{
    CreateFactory(ShrinkPickup);

        ShrinkPickup::ShrinkPickup(BaseObject* creator) : Pickup(creator)
    {
        RegisterObject(ShrinkPickup);

        this->initialize();
                shrinkFactor_ = 5.0;
                duration_ = 5.0;
                shrinkDelay_ = 1.0;
                isActive_ = false;
    }

    ShrinkPickup::~ShrinkPickup()
    {

    }

        void ShrinkPickup::initialize(void)
        {
                this->addTarget(ClassIdentifier<Pawn>::getIdentifier());
        }

    void ShrinkPickup::changedUsed(void)
        {
                int i;  

                SUPER(ShrinkPickup, changedUsed);

        if(this->isUsed())
        {
            this->pawn = this->carrierToPawnHelper();
            if(pawn == NULL) // If the PickupCarrier is no Pawn, then this pickup is useless and therefore is destroyed.
                this->Pickupable::destroy();
        
                        COUT(0) << "shrinking..." << endl;
                        //this->pawn->setScale3D(this->pawn->getScale3D() / 2.0);
                        std::set<WorldEntity*> set = this->pawn->getAttachedObjects();
                        
                        /*this->pawn->setScale3D(this->pawn->getScale3D() / 5.0);
            this->pawn->setMass(this->pawn->getMass() / 5.0);

            const std::list<SmartPtr<CameraPosition> > cameraPositions = this->pawn->getCameraPositions();
            unsigned int size = cameraPositions.size();
            for(unsigned int index = 0; index < size; index++)
            {
                CameraPosition* cameraPos = this->pawn->getCameraPosition(index);
                if(cameraPos == NULL)
                    continue;
                cameraPos->setPosition(cameraPos->getPosition()*5.0);
            }*/
                        
                        i = 0;
                        for(std::set<WorldEntity*>::iterator it = set.begin(); it != set.end(); it++)
                        {
                                defaultScales_.push_back((*it)->getScale());
                                actualScales_.push_back((*it)->getScale());
                                defaultPositions_.push_back((*it)->getPosition());
                                actualPositions_.push_back((*it)->getPosition());
                                //(*it)->setScale((*it)->getScale() / 5.0);
                                //(*it)->setPosition((*it)->getPosition() / 5.0);
                        }
                        size_ = defaultScales_.size();
                        for(i = 0; i < size_; i++)
                        {
                                smallScales_.push_back(defaultScales_.at(i) / shrinkFactor_);
                        }
                        isActive_ = true;
                        durationTimer.setTimer(10, false, createExecutor(createFunctor(&ShrinkPickup::terminate, this)));
        }
                else
        {
                        this->Pickupable::destroy();
        }
        }

        void ShrinkPickup::tick(float dt)
        {
                double temp;
                int i;
                double k = dt / shrinkDelay_;
                if(isActive_)
                {
                        for(i = 0; i < size_; i++)
                        {
                                temp = actualScales_.at(i);
                                if(temp > smallScales_.at(i))
                                {
                                        actualScales_.erase(i)
                                        actualScales_.insert(i, temp - (temp - smallScales_.at(i)) * k);
                                }
                                /*temp = actual;
                                if(temp > smallScales[i])
                                {
                                        actualScales[i] -= (actualScales[i] - smallScales[i]) * k;
                                }*/

                        }

                        i = 0;
                        
                        std::set<WorldEntity*> set = this->pawn->getAttachedObjects();
                        for(std::set<WorldEntity*>::iterator it = set.begin(); it != set.end(); it++)
                        {
                                //defaultScales.push_back((*it)->getScale());
                                //actualScales.push_back((*it)->getScale());
                                //defaultPositions.push_back((*it)->getPosition());
                                //actualPositions.push_back((*it)->getPosition());
                                //(*it)->setScale((*it)->getScale() *0.99);
                                (*it)->setScale(actualScales_.at(i));
                                //(*it)->setPosition((*it)->getPosition() / 5.0);
                        }
                }
        }

        void ShrinkPickup::terminate(void)
        {
                //this->pawn->setScale3D(this->pawn->getScale3D() * 5.0);

                std::set<WorldEntity*> set = this->pawn->getAttachedObjects();
                for(std::set<WorldEntity*>::iterator it = set.begin(); it != set.end(); it++)
                {
                        (*it)->setScale((*it)->getScale() * 5.0);
                }               
                setUsed(false);
        }

    Pawn* ShrinkPickup::carrierToPawnHelper(void)
    {
        PickupCarrier* carrier = this->getCarrier();
        Pawn* pawn = dynamic_cast<Pawn*>(carrier);

        if(pawn == NULL)
        {
            COUT(1) << "Invalid PickupCarrier in ShrinkPickup." << std::endl;
        }

        return pawn;
    }

        /**
    @brief
        Creates a duplicate of the input OrxonoxClass.
    @param item
        A pointer to the Orxonox class.
    */
    void ShrinkPickup::clone(OrxonoxClass*& item)
    {
        if(item == NULL)
            item = new ShrinkPickup(this);

        SUPER(ShrinkPickup, clone, item);
    }
}