/**
 * Write a description of class Shoes here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class Shoes implements Stretchable, Running
{
    // instance variables - replace the example below with your own
    private int distance = 0;
    private boolean on = false;
    
    /**
     * Retezec popisujici objekt
     * @return "Shoes has run <distance> and are on/off
     */
    public String toString(){
        
        return "Shoes has run " + distance + " and are " + (on?"on":"off");
    }
    
    public void run(int value) {
        
        if (on) {
            
            distance += value;
        }
      
    }
    
    public boolean putOff() {
        
        boolean canIPutOff = false;
        
        if (on) {
            
            canIPutOff = true;
            on = false;
        }
        
        return canIPutOff;
    }
    
    public boolean putOn() {
        
        boolean canIPutOn = false;
        
        if (!on) {
         
            canIPutOn = true;
            on = true;
        }
        
        return canIPutOn;
    }
        
    
}