Points Inside a Path - Java 2D Graphics

Java examples for 2D Graphics:Path

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Description

Points Inside a Path

Demo Code

import java.awt.geom.Path2D;
import java.util.Scanner;

public class Main {

  public static void main(String[] args) {
    double[] xCoordinates = new double[]{12.5,17.5,17.5,20,20,22.5,22.5,17.5,12.5};
    double[] yCoordinates = new double[]{13.5,13.5,8.5,8.5,13.5,13.5,8.5,3.5,8.5};
    //from  w  ww .  j  av a 2s  .  c  om
    Double xCheck = (double) 0;
    Double yCheck = (double) 0;
    Scanner input = new Scanner(System.in);    
    
      xCheck = input.nextDouble();
      yCheck = input.nextDouble();
      input.close();

      Path2D poli = new Path2D.Double() ;
      poli.moveTo(xCoordinates[0], yCoordinates[0]);
        for (int i=1; i<xCoordinates.length; i++){
          poli.lineTo(xCoordinates[i], yCoordinates[i]);
        }

        if (poli.contains(xCheck, yCheck)){
          System.out.println("Inside");
        }else{
          System.out.println("Outside");
        }
  }
}

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