ExecutableStateChangeMessage.java

package com.jenjinstudios.world.client.message;

import com.jenjinstudios.core.io.Message;
import com.jenjinstudios.world.Actor;
import com.jenjinstudios.world.WorldObject;
import com.jenjinstudios.world.client.WorldClient;
import com.jenjinstudios.world.math.Angle;
import com.jenjinstudios.world.math.Vector2D;

/**
 * Process a StateChangeMessage.
 *
 * @author Caleb Brinkman
 */
public class ExecutableStateChangeMessage extends WorldClientExecutableMessage
{
    /** The ID of the actor to which to add the state. */
    private int actorID;
    private Angle angle;
    private Vector2D oldVector;
    private long time;

    /**
     * Construct an ExecutableMessage with the given Message.
     *
     * @param client The client invoking this message.
     * @param message The Message.
     */
    public ExecutableStateChangeMessage(WorldClient client, Message message) {
        super(client, message);
    }

    @Override
    public void runDelayed() {
        WorldObject obj = getConnection().getWorld().getWorldObjects().get(actorID);
        if (obj != null && obj instanceof Actor)
        {
            Actor actor = (Actor) obj;
            double dist = actor.getMoveSpeed() * ((double) (System.currentTimeMillis() - time) / 1000d);
            Vector2D position = oldVector.getVectorInDirection(dist, angle.getStepAngle());
            actor.setAngle(angle);
            actor.setVector2D(position);
        }
    }

    @Override
    public void runImmediate() {
        actorID = (int) getMessage().getArgument("id");
        double relativeAngle = (double) getMessage().getArgument("relativeAngle");
        double absoluteAngle = (double) getMessage().getArgument("absoluteAngle");
        time = (long) getMessage().getArgument("timeOfChange");
        double x = (double) getMessage().getArgument("xCoordinate");
        double y = (double) getMessage().getArgument("yCoordinate");
        oldVector = new Vector2D(x, y);
        angle = new Angle(absoluteAngle, relativeAngle);
    }
}