evil-inside/src/ei/game/scene/weapons/Weapon.java

package ei.game.scene.weapons;

import ei.engine.effects.Particles;
import ei.engine.math.Vector2f;
import ei.engine.math.Vector2i;
import ei.engine.scene.Entity;
import ei.game.scene.Map;
/**
 * The weapon class.
 * @author Jesper Lundin
 *
 */

public class Weapon {
	private int range;
	private Vector2i target;
	private float velocity;
	private Particles part;
	private Vector2f startPos;
	
	/**
	 * Constructor for the class Weapon. Initializes the weapon.
	 * @param range
	 * @param startPos
	 * @param velocity
	 */
	public Weapon(int range, Vector2f startPos, float velocity) {
		this.range = range;
		this.startPos = startPos;
		this.velocity = velocity;
		part = new Particles("weapon");
		part.setLocation(startPos);
		part.MaxSpeedX=500;
		part.MaxSpeedY=400;
		part.MaxSpeedZ=600;
		part.rainbow = true;
		part.size=5;
		part.reset();
		
	}
	/**
	 * Launches the weapon type.
	 * @param target
	 */
	public void launch(Vector2i target) {
		this.target = target;
		
		
	}
	/**
	 * updates the weapons movement and positions, also the behaviour of
	 * the weapon.
	 *
	 */
	public void update() {
		
		Vector2f vect = Map.getPixelByPos(target.getX(), target.getY());
		float yVelocity = (Math.abs((vect.getY()-startPos.getY()) / velocity))/10;
		float xVelocity = (Math.abs((vect.getX()-startPos.getX()) / velocity))/10;
		
		System.out.println("xVel: "+Math.abs(part.getLocation().getX()-vect.getX()));
		
		if(vect.getX() > part.getLocation().getX()) {
			part.getLocation().add(xVelocity, 0f, 0f);
		}
		if(vect.getX() < part.getLocation().getX()) {
			part.getLocation().add(-xVelocity, 0f, 0f);
		}
		if(vect.getY() > part.getLocation().getY()) {
			part.getLocation().add(0f, yVelocity, 0f);
		}
		if(vect.getY() < part.getLocation().getY()) {
			part.getLocation().add(0f, -yVelocity, 0f);
		} 
		if(Math.abs(part.getLocation().getX()-vect.getX()) < 10 && Math.abs(part.getLocation().getY()-vect.getY()) < 10) {
			part.regenerate = false;
			if(part.isDead()) {
				WeaponHandler.getInstance().removeWeapon(this);
			}
		}
			
	}
	/**
	 * Returns the node with the weapon.
	 * @return
	 */
	public Entity getNode() {
		return part;
	}

}