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 */
package pointtest;

import java.util.Scanner;

/**
 * class Point represents a point in the 1st quadrant of the 
 * Cartesian plane
 * @author jcmtiernan
 */
public class Point {
    private int x = 0;
    private int y = 0;
    private double distanceFromOrigin;
    private Integer quadrant = new Integer(1);
    private Scanner input = new Scanner(System.in);

    public Point(int x, int y) {
        
        setX(x);
        setY(y);
        //setDistanceFromOrigin();

    }

    public Point(int x) {
        this.setX(x);
        this.y = 0;
        this.setDistanceFromOrigin();
    }         

    public Point(int x, int y, Integer quadrant) {
        if (!this.setX(x))
        {
            System.out.println("In constructing a point,x value is not in 1st quadrant");
        }
        this.setY(y);
        
        if (!this.setQuadrant(quadrant))
        {
            System.out.println("In constructing a point, quadrant "+quadrant+" value is not valid");
        }
        setDistanceFromOrigin();
    }
    
    
    public Point() {
        this.x = 0;        
        this.y = 0; 
        setDistanceFromOrigin();
    }
 
    public boolean setX(int x)
    {
        
        System.out.println("In setX method, input x value is "+x);
        if (x >= 0)
        {
            this.x = x;
        }
        else
        {
            //this.x = 0;
        do {
        
            System.out.println("The given x value "+x+" is not greater than or equal to 0.");
            System.out.println("Please enter a valid integer value for the x: ");
            x = input.nextInt();
        }            
        while (!setX(x));          
            
            

        }
        
        setDistanceFromOrigin();
        return true;
        
    }

    public boolean setY(int y) {
        if (y >= 0)
        {
            this.y = y;
        }
        else
        {
        do {
        
            System.out.println("The given y value "+y+" is not greater than or equal to 0.");
            System.out.println("Please enter a valid integer value for the y: ");
            y = input.nextInt();
        }            
        while (!setY(y));  
        }
        setDistanceFromOrigin();
        return true;        
    }

    public boolean setQuadrant(Integer quadrant) {
        if (((quadrant.compareTo(0) ) > 0)  &&
                ((quadrant.compareTo(5)) < 0))
        {
            this.quadrant = quadrant;
            return true;            
        }
        return false;
    }

    public int getX() {
        return x;
    }

    public int getY() {
        return y;
    }

    public Integer getQuadrant() {
        return quadrant;
    }

    public double getDistanceFromOrigin() {
        return distanceFromOrigin;
    }

   
    public void setDistanceFromOrigin() {
        this.distanceFromOrigin = calculateDistanceFromOrigin();
    }    
    
    private double calculateDistanceFromOrigin()
    {
        //sqrt of x*x + y*y 
        distanceFromOrigin = Math.sqrt(x*x + y*y);
        System.out.println(" distance is calc as "+distanceFromOrigin);
        return distanceFromOrigin;
    }
    
    
    @Override
    public String toString()
    {
        return String.format("("+x+","+y+")");
    }
    
    
}