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Mar 21st, 2019
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Java 0.67 KB | None | 0 0
  1. package rafal.LabyPO3;
  2. import java.lang.Math;
  3.  
  4. public class Obrot implements Transformacja {
  5.     private final double kat;
  6.  
  7.     public Obrot(double kat) {
  8.         this.kat = kat;
  9.     }
  10.  
  11.     public double getKat() {
  12.         return kat;
  13.     }
  14.  
  15.     @Override
  16.     public Punkt transformuj(Punkt p) {
  17.         return new Punkt(p.getX()*Math.cos(kat)-p.getY()*Math.sin(kat), p.getX()*Math.sin(kat)+p.getY()*Math.cos(kat));
  18.     }
  19.  
  20.     @Override
  21.     public Transformacja getTransformacjaOdwrotna() throws BrakTransformacjiOdwrotnejException {
  22.         return new Obrot(-1*kat);
  23.     }
  24.     @Override
  25.     public String toString() {
  26.         return "Kąt: " + kat;
  27.     }
  28. }
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