Shapes.java

// code credit: https://www.youtube.com/watch?v=mjfgGJHAuvI

// References:
// - https://docs.oracle.com/javase/8/javafx/api/

//DEPS org.openjfx:javafx-controls:11.0.2:${os.detected.jfxname}
//DEPS org.openjfx:javafx-graphics:11.0.2:${os.detected.jfxname}
//DEPS io.fabric8:kubernetes-client:4.12.0
package jbang.snake;

import java.util.Random;

import javafx.animation.AnimationTimer;
import javafx.application.Application;
import javafx.scene.paint.*;
import javafx.scene.Group;
import javafx.scene.PerspectiveCamera;
import javafx.scene.PointLight;
import javafx.scene.Scene;
import javafx.scene.shape.Box;
import javafx.scene.shape.Cylinder;
import javafx.scene.shape.Sphere;
import javafx.stage.Stage;
import javafx.application.Platform;
import io.fabric8.kubernetes.client.Watch;
import io.fabric8.kubernetes.client.Watcher;
import io.fabric8.kubernetes.api.model.Pod;
import io.fabric8.kubernetes.client.ConfigBuilder;
import io.fabric8.kubernetes.client.Config;
import io.fabric8.kubernetes.client.DefaultKubernetesClient;
import io.fabric8.kubernetes.client.KubernetesClient;
import io.fabric8.kubernetes.client.KubernetesClientException;
import io.fabric8.kubernetes.client.dsl.LogWatch;

import static javafx.scene.input.KeyCode.*;

public class Shapes extends Application {
	
     Group root = new Group();
     int x = 150;

	@Override
	public void start(Stage stage) throws Exception {
        
        Config config = new ConfigBuilder().withMasterUrl("https://192.168.64.2:6443").build();
        KubernetesClient client = new DefaultKubernetesClient(config);
       
        client.pods().inNamespace("default").watch(new Watcher<Pod>() {
            Runnable updater = new Runnable() {

                @Override
                public void run() {
                    addSPhere();
                }
                };
            
            @Override
            public void eventReceived(Action action, Pod pod) {
                
                //logger.log(Level.INFO, action.name() + " " + pod.getMetadata().getName());
                switch (action.name()) {
                    case "ADDED":
                    System.out.println("pod added");
                    // Create a Sphere
                    Platform.runLater(updater);
                    //    logger.log(Level.INFO, pod.getMetadata().getName() + "got added");
                        break;
                    case "DELETED":
                      //  logger.log(Level.INFO, pod.getMetadata().getName() + "got deleted");
                        break;
                    case "MODIFIED":
                        //logger.log(Level.INFO, pod.getMetadata().getName() + "got modified");
                        break;
                    default:
                        //logger.log(Level.SEVERE, "Unrecognized event: " + action.name());
                }
    }

    @Override
    public void onClose(KubernetesClientException e) {
        System.out.println("something goes wrong");
       // logger.log(Level.INFO, "Closed");
       // isWatchClosed.countDown();
    }
});

        // Create a Light
        PointLight light = new PointLight();
        light.setTranslateX(350);
        light.setTranslateY(100);
        light.setTranslateZ(150);
        
        // Create a Camera to view the 3D Shapes
        PerspectiveCamera camera = new PerspectiveCamera(false);
        camera.setTranslateX(100);
        camera.setTranslateY(-50);
        camera.setTranslateZ(300);

        // Create a Scene with depth buffer enabled
        Scene scene = new Scene(root, 400, 200, true);
        // Add the Camera to the Scene
        scene.setCamera(camera);
 
        // Add the Scene to the Stage
        stage.setScene(scene);
        scene.setOnKeyPressed(e -> {
			switch(e.getCode()) {
				case W:
                addSPhere();
            }
        });
        // Set the Title of the Stage
        stage.setTitle("Pods as Spheres");
        // Display the Stage
        stage.show();       
		
		}
	private void addSPhere(){
        PhongMaterial mat_blue = new PhongMaterial();
        mat_blue.setDiffuseColor(Color.BLUE);
        mat_blue.setSpecularColor(Color.LIGHTBLUE);
        mat_blue.setSpecularPower(10.0);
        Sphere sphere = new Sphere(50);
        sphere.setTranslateX(x);
        sphere.setTranslateY(-5);
        sphere.setTranslateZ(400);
        sphere.setMaterial(mat_blue);
        root.getChildren().add(sphere);
        x = x + 110;
    }	
	public static void main(String[] args) {
		launch(args);
	}
}