/Users/jamian/Desktop/qecode/Strategy.cc

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Copyright (c) 2008 Universite d'Orleans - Jeremie Vautard 

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#include "Strategy.hh"


StrategyImp::StrategyImp(StrategyNode tag) {
//    cout<<"Strategy imp constructor"<<endl;
    pointers=1;
    zetag=tag;
//    cout<<"strategyimp constructor fini"<<endl;
}


StrategyImp::~StrategyImp() {
}


Strategy::Strategy() {
//    cout<<"strategy default"<<endl;
    StrategyNode tag = StrategyNode::Dummy();
    imp = new StrategyImp(tag);
}

Strategy::Strategy(StrategyNode tag) {
//    cout<<"Strategy with tag"<<endl;
    imp = new StrategyImp(tag);
//cout<<"passed imp creation. End of strategy creator"<<endl;
}


Strategy::Strategy(bool qt,int VMin, int VMax, int scope, vector<int> values) {
//    cout<<"strategy with values"<<endl;
    StrategyNode tag(2,qt,VMin,VMax,scope);
    tag.valeurs=values;
    imp = new StrategyImp(tag);
    
}


Strategy::Strategy(const Strategy& tree) {
//    cout<<"Strategy copy"<<endl;
    imp = tree.imp;
    (imp->pointers)++;
}


Strategy& Strategy::operator = (const Strategy& rvalue) {
//    cout<<"Strategy = "<<endl;
    if (imp != NULL) {
        (imp->pointers)--;
        if ( (imp->pointers) == 0) {
            //        cout<<"no more references for the imp. Delete"<<endl;
            delete imp;
        }
    }
    imp = rvalue.imp;
    (imp->pointers)++;
    return *this;
}
    

Strategy::~Strategy() {
//    cout<<"strategy destructor"<<endl;
    (imp->pointers)--;
    if ( (imp->pointers) == 0) {
//        cout<<"no more references for the imp. Delete"<<endl;
        delete imp;
    }
}


StrategyNode Strategy::getTag() {
    return imp->zetag;
}


int Strategy::degree() {
    return imp->nodes.size();
}


Strategy Strategy::getChild(int i) {
    if (i<0 || i>=degree() ) {cout<<"Child "<<i<<" does not exist"<<endl;abort();}
    return imp->nodes[i];
}


void Strategy::attach(Strategy child) {
    if (child.isDummy()) {
        for (int i=0;i<child.degree();i++) {
            imp->nodes.push_back(child.getChild(i));
        }
    }
    else
        imp->nodes.push_back(child);
}

Strategy Strategy::STrue() {
    Strategy ret(StrategyNode::STrue());
    return ret;
}

Strategy Strategy::SFalse() {
    Strategy ret(StrategyNode::SFalse());
    return ret;
}

Strategy Strategy::Dummy() {
    Strategy ret(StrategyNode::Dummy());
    return ret;
}

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