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Dependencies:   CANBuffer KS0108_fork mbed-rtos mbed CAN Addresses

Fork of REVO_Updated_Steering by Penn Electric

variables.h

Committer:
palimar
Date:
2014-11-22
Revision:
35:b42afc973902

File content as of revision 35:b42afc973902:

#include "node.h"

class variables{
    
    public:
    
        variables();
        ~variables();
        void add(int i, int s);
        int get_screen(int i);
        char get_value(int i);
        int set_value(int i, char v);
        node * get_node(int i);
        
    
        int size;
        node * head;
        node * tail;

};

variables::variables(){
    size = 0;
    head = NULL;
    tail = NULL;
}

variables::~variables(){

    node * curr = head;
    node * next = head;
    
    while(curr != NULL){
        next = curr->next;
        delete(curr);
        curr = next;
    }
    
    head =  NULL;
    tail = NULL;
    size = 0;
}

void variables::add(int i, int s){
    
    if(head == NULL){
        head = new node(i, s);
        tail = head;
    }
    
    else{
        tail->next = new node(i,s);
        tail = tail->next;
    }
    size++;
}

node * variables::get_node(int i){

    node * curr = head;
    
    while(curr != NULL){
        if(curr->id == i){
            return curr;
        }
        else{
            curr = curr->next;
        }
    }
    return NULL;
}    

int variables::get_screen(int i){

    node * curr = head;
    
    while(curr != NULL){
        if(curr->id == i){
            return curr->screen;
        }
        else{
            curr = curr->next;
        }
    }
    return -1;
}

int variables::set_value(int i, char v){

    node * curr = head;
    
    while(curr != NULL){
        if(curr->id == i){
            curr->set_val(v);
            return 0;
        }
        else{
            curr = curr->next;
        }
    }
    return -1;
}

char variables::get_value(int i){

    node * curr = head;
    
    while(curr != NULL){
        if(curr->id == i){
            return curr->value;
        }
        else{
            curr = curr->next;
        }
    }
    return 0;
}