InitSample.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 s01basics;

import com.almasb.fxgl.app.ApplicationMode;
import com.almasb.fxgl.app.GameApplication;
import com.almasb.fxgl.ecs.Entity;
import com.almasb.fxgl.entity.EntityView;
import com.almasb.fxgl.entity.component.PositionComponent;
import com.almasb.fxgl.entity.component.RotationComponent;
import com.almasb.fxgl.entity.component.TypeComponent;
import com.almasb.fxgl.entity.component.ViewComponent;
import com.almasb.fxgl.settings.GameSettings;
import javafx.scene.shape.Rectangle;

/**
 * Shows how to init a basic game object and attach it to the world
 * using predefined GameEntity.
 *
 * @author Almas Baimagambetov (AlmasB) (almaslvl@gmail.com)
 */
public class InitSample extends GameApplication {

    // 1. define types of entities in the game using Enum
    private enum Type {
        PLAYER
    }

    // make the field instance level
    // but do NOT init here for properly functioning save-load system
    private Entity player;

    @Override
    protected void initSettings(GameSettings settings) {
        settings.setWidth(800);
        settings.setHeight(600);
        settings.setTitle("InitSample");
        settings.setVersion("0.1");
        settings.setFullScreen(false);
        settings.setIntroEnabled(false);
        settings.setMenuEnabled(false);
        settings.setProfilingEnabled(false);
        settings.setCloseConfirmation(false);
        settings.setApplicationMode(ApplicationMode.DEVELOPER);
    }

    @Override
    protected void initInput() {}

    @Override
    protected void initAssets() {}

    @Override
    protected void initGame() {
        // 2. create entity and add necessary components
        player = new Entity();

        // give it a type
        player.addComponent(new TypeComponent(Type.PLAYER));

        // set entity position to x = 100, y = 100
        player.addComponent(new PositionComponent(100, 100));

        // set rotation before adding a view
        player.addComponent(new RotationComponent());

        // create graphics for entity
        Rectangle graphics = new Rectangle(40, 40);

        // set graphics to entity
        player.addComponent(new ViewComponent(new EntityView(graphics)));

        // 3. add entity to game world
        getGameWorld().addEntity(player);
    }

    @Override
    protected void initPhysics() {}

    @Override
    protected void initUI() {}

    @Override
    protected void onUpdate(double tpf) {}

    public static void main(String[] args) {
        launch(args);
    }
}