C gitignore improvements

[mirrors/Programs.git] / java / pisemka / Polar.java.txt

import java.io.*;
import java.util.*;
import java.lang.Math;

/** Pisemka - trida "PolCoordinate"
 * Copylefted by: Harvie 2oo9 ( http://blog.harvie.cz/ )
 * @author      Thomas Harvie Mudrunka (mudruto1)
 * @version     1.0
 */
class PolCoordinate {
	private double phi = 0, r = 0;
	private double x = 0, y = 0;
	private Scanner sc = new Scanner(System.in);

	PolCoordinate(double uhel, double vzdalenost) {
		phi = uhel;
		r = vzdalenost;
		x = vzdalenost * Math.cos(uhel);
		y = vzdalenost * Math.sin(uhel);
	}

	public double getX() { return x; }
	public double getY() { return y; }

	public String toString() {
		return new String("X = "+x+"\nY = "+y);
	}

	public void addCoor(PolCoordinate b) {
		x += b.getX();
		y += b.getY();
	}
	public boolean equals(PolCoordinate b) {
		if(x == b.getX() && y == b.getY()) return true;
		return false;
	}

}

public class Polar {
	public static void main(String[] argv) {
		PolCoordinate A = new PolCoordinate(45, 100);
		PolCoordinate B = new PolCoordinate(45, 10);
		System.out.println("A:\n"+A);
		System.out.println("B:\n"+B);
		if(A.equals(B)) System.out.println("A==B");
			else System.out.println("A!=B");
		A.addCoor(B);
		System.out.println("A+B:\n"+A);
	}
}