| 1 | import java.io.*; |
| 2 | import java.util.*; |
| 3 | import java.lang.Math; |
| 4 | |
| 5 | /** Pisemka - trida "PolCoordinate" |
| 6 | * Copylefted by: Harvie 2oo9 ( http://blog.harvie.cz/ ) |
| 7 | * @author Thomas Harvie Mudrunka (mudruto1) |
| 8 | * @version 1.0 |
| 9 | */ |
| 10 | class PolCoordinate { |
| 11 | private double phi = 0, r = 0; |
| 12 | private double x = 0, y = 0; |
| 13 | private Scanner sc = new Scanner(System.in); |
| 14 | |
| 15 | PolCoordinate(double uhel, double vzdalenost) { |
| 16 | phi = uhel; |
| 17 | r = vzdalenost; |
| 18 | x = vzdalenost * Math.cos(uhel); |
| 19 | y = vzdalenost * Math.sin(uhel); |
| 20 | } |
| 21 | |
| 22 | public double getX() { return x; } |
| 23 | public double getY() { return y; } |
| 24 | |
| 25 | public String toString() { |
| 26 | return new String("X = "+x+"\nY = "+y); |
| 27 | } |
| 28 | |
| 29 | public void addCoor(PolCoordinate b) { |
| 30 | x += b.getX(); |
| 31 | y += b.getY(); |
| 32 | } |
| 33 | public boolean equals(PolCoordinate b) { |
| 34 | if(x == b.getX() && y == b.getY()) return true; |
| 35 | return false; |
| 36 | } |
| 37 | |
| 38 | } |
| 39 | |
| 40 | public class Polar { |
| 41 | public static void main(String[] argv) { |
| 42 | PolCoordinate A = new PolCoordinate(45, 100); |
| 43 | PolCoordinate B = new PolCoordinate(45, 10); |
| 44 | System.out.println("A:\n"+A); |
| 45 | System.out.println("B:\n"+B); |
| 46 | if(A.equals(B)) System.out.println("A==B"); |
| 47 | else System.out.println("A!=B"); |
| 48 | A.addCoor(B); |
| 49 | System.out.println("A+B:\n"+A); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | |