polje.h

#include <iostream>
using namespace std;
 
struct podaci{
       int sifra;
       char naziv[40], vrsta[40];
       float cijena;
       short dan,mj,godina;
};
 
struct animal{
       podaci zivotinja[1000];
       int sljedeci;
};
 
int var(){
    return 1;
    }      
typedef int element;
 
element EndL(animal *list){
    return list->sljedeci;
};
 
element FirstL(animal *list){
    if(!list->zivotinja) return EndL(list);//-----------------------
    else return 0;
};
 
element NextL(element p,animal *list){
    if(p==EndL(list)){
        cout<<"Pogreska : Ne postoji element nakon trazenog elementa";                  
        return 0;
    }
    else if(p==EndL(list)-1) return EndL(list);
    else return p+1;
};//NexT END
 
element PreviousL(element p,animal *list){
    if(p==FirstL(list)){
        cout<<"Pogreska: Ne postoji element prije trazenog elementa";                    
        return 0;
    }
    else if(p==EndL(list)) return EndL(list)-1;
    else return p-1;
};//PreviousL END
 
element LocateL(element x, animal *list){
    for(int i=0;i<list->sljedeci;i++)
        if( (list->zivotinja[i].sifra)==x) return i;//-----------------------
        cout<<"LocateL: U listi ne postoji trazena vrijednost!"<<endl;
    return EndL(list);
};//LocateL END
 
 
element LocateL(element x,char trazi[42], animal *list){
    for(int i=0;i<list->sljedeci;i++)
        if( !strcmp(list->zivotinja[i].naziv,trazi) || !strcmp(list->zivotinja[i].vrsta,trazi)) return i;
        cout<<"LocateL: U listi ne postoji trazena vrijednost!"<<endl;
    return EndL(list);
};//LocateL END
 
void InsertL(podaci x, element p, animal *list)
{
    if(list->sljedeci!=0)
    {
        for(element i=EndL(list);i>p;i--)
        {
            list->zivotinja[i]=list->zivotinja[i-1];//-----------------------
        }
        list->zivotinja[p]=x;//-----------------------
    }
    else
    {
        list->zivotinja[p]=x;//-----------------------
    }
    list->sljedeci+=1;
};// InsterL END
 
 
void DeleteL(element p, animal *list)
{
    for(element i=p;i<EndL(list);i++)
    {
        list->zivotinja[i]=list->zivotinja[i+1];//-----------------------
    }
    list->sljedeci-=1;
};
 
podaci RetrieveL(element x, animal *list)
{
    return list->zivotinja[x];//-----------------------
};
 
void DeleteAllL(animal *list)
{
    list->sljedeci=0;
};
 
animal *InitL(animal *list)
{
    list->sljedeci=0;
};