package oving8;

public class Direction {
    public int _iAngle = 0;
    public void setDirection(int iDirection) {
        this._iAngle = iDirection%360;
    }
    public void incrementDirection(int iDirection) {
        this.setDirection(this._iAngle + iDirection);
    }

    public Vector getUnitVector() {
        double dRadians = this.getRadians();
        return new Vector(Math.sin(dRadians), Math.cos(dRadians));
    }

    private double getRadians() {
        return this._iAngle*Math.PI/180;
    }
}