ArrowEnemyHandler.java

/*
 * The MIT License (MIT)
 *
 * FXGL - JavaFX Game Library
 *
 * Copyright (c) 2015-2017 AlmasB (almaslvl@gmail.com)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.almasb.fxglgames.towerfall.collision;

import com.almasb.fxgl.annotation.AddCollisionHandler;
import com.almasb.fxgl.app.FXGL;
import com.almasb.fxgl.ecs.Entity;
import com.almasb.fxgl.ecs.component.UserDataComponent;
import com.almasb.fxgl.physics.CollisionHandler;
import com.almasb.fxglgames.towerfall.EntityType;

/**
 * @author Almas Baimagambetov (almaslvl@gmail.com)
 */
@AddCollisionHandler
public class ArrowEnemyHandler extends CollisionHandler {

    public ArrowEnemyHandler() {
        super(EntityType.ARROW, EntityType.ENEMY);
    }

    @Override
    protected void onCollisionBegin(Entity arrow, Entity enemy) {
        if (arrow.getComponentUnsafe(UserDataComponent.class).getValue() == enemy)
            return;

        arrow.removeFromWorld();
        enemy.removeFromWorld();
        FXGL.getApp().getGameState().increment("enemiesKilled", +1);

        FXGL.getApp().getGameWorld().spawn("Enemy", 27 * 40, 6 * 40);
    }
}