BasicGameApp.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 sandbox.mygame;

import com.almasb.fxgl.app.GameApplication;
import com.almasb.fxgl.entity.Entities;
import com.almasb.fxgl.entity.GameEntity;
import com.almasb.fxgl.input.UserAction;
import com.almasb.fxgl.service.Input;
import com.almasb.fxgl.settings.GameSettings;
import javafx.beans.property.IntegerProperty;
import javafx.beans.property.SimpleIntegerProperty;
import javafx.scene.input.KeyCode;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.scene.text.Text;

/**
 * @author Almas Baimagambetov (almaslvl@gmail.com)
 */
public class BasicGameApp extends GameApplication {

    @Override
    protected void initSettings(GameSettings settings) {
        settings.setWidth(600);
        settings.setHeight(600);
        settings.setTitle("Basic Game App");
        settings.setVersion("0.1");
        settings.setIntroEnabled(false); // turn off intro
        settings.setMenuEnabled(false);  // turn off menus
    }

    @Override
    protected void initInput() {
        Input input = getInput(); // get input service

        input.addAction(new UserAction("Move Right") {
            @Override
            protected void onAction() {
                player.getPositionComponent().translateX(5); // move right 5 pixels
                pixelsMoved.set(pixelsMoved.get() + 5);
            }
        }, KeyCode.D);

        input.addAction(new UserAction("Move Left") {
            @Override
            protected void onAction() {
                player.getPositionComponent().translateX(-5); // move left 5 pixels
                pixelsMoved.set(pixelsMoved.get() + 5);
            }
        }, KeyCode.A);

        input.addAction(new UserAction("Move Up") {
            @Override
            protected void onAction() {
                player.getPositionComponent().translateY(-5); // move up 5 pixels
                pixelsMoved.set(pixelsMoved.get() + 5);
            }
        }, KeyCode.W);

        input.addAction(new UserAction("Move Down") {
            @Override
            protected void onAction() {
                player.getPositionComponent().translateY(5); // move down 5 pixels
                pixelsMoved.set(pixelsMoved.get() + 5);
            }
        }, KeyCode.S);
    }

    @Override
    protected void initAssets() {}

    private GameEntity player;
    private IntegerProperty pixelsMoved;

    @Override
    protected void initGame() {
        player = Entities.builder()
                .at(300, 300)
                .viewFromNode(new Rectangle(25, 25, Color.BLUE))
                .buildAndAttach(getGameWorld());

        pixelsMoved = new SimpleIntegerProperty();
    }

    @Override
    protected void initPhysics() {}

    @Override
    protected void initUI() {
        Text textPixels = new Text();
        textPixels.setTranslateX(50); // x = 50
        textPixels.setTranslateY(100); // y = 100
        textPixels.textProperty().bind(pixelsMoved.asString());

        getGameScene().addUINode(textPixels); // add to the scene graph
    }

    @Override
    protected void onUpdate(double tpf) {}

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