package curves; public class PointObject { private int id; private double x = 0; private double y = 0; public PointObject() { } public PointObject(int id, int x, int y) { this.id = id; this.x = x; this.y = y; } public int getId() { return id; } public void setId(int id) { this.id = id; } public double getX() { return x; } public void setX(double x) { this.x = x; } public double getY() { return y; } public void setY(double y) { this.y = y; } }