package application;

import javafx.animation.KeyFrame;

import javafx.animation.KeyValue;

import javafx.animation.RotateTransition;

import javafx.animation.Timeline;

import javafx.application.Application;

import javafx.stage.Stage;

import javafx.util.Duration;

import javafx.scene.Group;

import javafx.scene.Node;

import javafx.scene.PerspectiveCamera;

import javafx.scene.Scene;

import javafx.scene.SceneAntialiasing;

import javafx.scene.SubScene;

import javafx.geometry.Insets;

import javafx.geometry.Pos;

import javafx.scene.control.Button;

import javafx.scene.control.Label;

import javafx.scene.control.PasswordField;

import javafx.scene.control.TextField;

import javafx.scene.effect.BlendMode;

import javafx.scene.effect.BoxBlur;

import javafx.scene.layout.GridPane;

import javafx.scene.layout.HBox;

import javafx.scene.paint.Color;

import javafx.scene.paint.CycleMethod;

import javafx.scene.paint.LinearGradient;

import javafx.scene.paint.PhongMaterial;

import javafx.scene.paint.Stop;

import javafx.scene.shape.Circle;

import javafx.scene.shape.Rectangle;

import javafx.scene.shape.Sphere;

import javafx.scene.shape.StrokeType;

import javafx.scene.text.Font;

import javafx.scene.text.FontWeight;

import javafx.scene.text.Text;

import javafx.scene.transform.Rotate;

public class JavaFX extends Application {

final Group root = new Group();

final Xform world = new Xform();

final Xform moleculeGroup = new Xform();

final PerspectiveCamera camera = new PerspectiveCamera(true);

final Xform cameraXform = new Xform();

final Xform cameraXform2 = new Xform();

final Xform cameraXform3 = new Xform();

private RotateTransition rotateTransition;

private static final double CAMERA_INITIAL_DISTANCE = -450;

private static final double CAMERA_INITIAL_X_ANGLE = 70.0;

private static final double CAMERA_INITIAL_Y_ANGLE = 320.0;

private static final double CAMERA_NEAR_CLIP = 0.1;

private static final double CAMERA_FAR_CLIP = 10000.0;

@Override

public void start(Stage primaryStage) throws Exception {

primaryStage.setTitle("JavaFX Welcome");

GridPane grid = new GridPane();

grid.setAlignment(Pos.CENTER);

grid.setHgap(10);

grid.setVgap(10);

grid.setPadding(new Insets(25, 25, 25, 25));

Text scenetitle = new Text("Welcome");

scenetitle.setFont(Font.font("Tahoma", FontWeight.NORMAL, 20));

scenetitle.setId("welcome-text");

grid.add(scenetitle, 0, 0, 2, 1);

Label userName = new Label("User Name:");

grid.add(userName, 0, 1);

TextField userTextField = new TextField();

grid.add(userTextField, 1, 1);

Label pw = new Label("Password:");

grid.add(pw, 0, 2);

PasswordField pwBox = new PasswordField();

grid.add(pwBox, 1, 2);

Button btn = new Button("Sign in");

HBox hbBtn = new HBox(10);

hbBtn.setAlignment(Pos.BOTTOM_RIGHT);

hbBtn.getChildren().add(btn);

grid.add(hbBtn, 1, 4);

final Text actiontarget = new Text();

actiontarget.setFill(Color.FIREBRICK);

actiontarget.setId("actiontarget");

grid.add(actiontarget, 1, 6);

btn.setOnAction(e -> {

String username = userTextField.getText();

String password = pwBox.getText();

if ((username.compareTo("admin")==0) && (password.compareTo("admin")==0)) {

universe(primaryStage);

} else {

actiontarget.setFill(Color.FIREBRICK);

actiontarget.setText("Something is wrong");

}

userTextField.clear();

pwBox.clear();

});

Scene scene = new Scene(grid, 1000, 650);

primaryStage.setScene(scene);

scene.getStylesheets().add(JavaFX.class.getResource("application.css").toExternalForm());

primaryStage.show();

}

public void universe(Stage primaryStage) {

primaryStage.setTitle("Solar System");

Group circles = new Group();

for (int i = 0; i < 70; i++) {

Circle circle = new Circle(5, Color.web("white", 0.8));

circle.setStrokeType(StrokeType.OUTSIDE);

circle.setStroke(Color.web("white", 0.16));

circle.setStrokeWidth(4);

circles.getChildren().add(circle);

}

circles.setEffect(new BoxBlur(10, 10, 3));

Scene scene = new Scene(root, 1000, 650, Color.BLACK);

Rectangle colors = new Rectangle(scene.getWidth(), scene.getHeight(),

new LinearGradient(0f, 1f, 1f, 0f, true, CycleMethod.NO_CYCLE,

new Stop[] { new Stop(0, Color.web("#f8bd55")),

new Stop(0.14, Color.web("#c0fe56")),

new Stop(0.28, Color.web("#5dfbc1")),

new Stop(0.43, Color.web("#64c2f8")),

new Stop(0.57, Color.web("#be4af7")),

new Stop(0.71, Color.web("#ed5fc2")),

new Stop(0.85, Color.web("#ef504c")),

new Stop(1, Color.web("#f2660f")), }));

colors.widthProperty().bind(scene.widthProperty());

colors.heightProperty().bind(scene.heightProperty());

Group blendModeGroup = new Group(new Group(new Rectangle(

scene.getWidth(), scene.getHeight(), Color.BLACK), circles),

colors);

colors.setBlendMode(BlendMode.OVERLAY);

Timeline timeline = new Timeline();

for (Node circle: circles.getChildren()) {

timeline.getKeyFrames().addAll(

new KeyFrame(Duration.ZERO, // set start position at 0

new KeyValue(circle.translateXProperty(), Math.random() * 1000),

new KeyValue(circle.translateYProperty(), Math.random() * 650)

),

new KeyFrame(new Duration(40000), // set end position at 40s

new KeyValue(circle.translateXProperty(), Math.random() * 1000),

new KeyValue(circle.translateYProperty(), Math.random() * 650)

)

);

}

// play 40s of animation

timeline.play();

SubScene sun = createSubScene(false);

root.getChildren().add(blendModeGroup);

root.getChildren().add(sun);

primaryStage.setScene(scene);

primaryStage.show();

}

// Create subsence

private SubScene createSubScene(boolean msaa) {

Group droot = new Group();

buildCamera(droot);

buildMolecule();

droot.getChildren().add(world);

SubScene subScene = new SubScene(droot, 1000, 650, true,

msaa ? SceneAntialiasing.BALANCED : SceneAntialiasing.DISABLED);

subScene.setCamera(camera);

return subScene;

}

private void buildCamera(Group droot) {

droot.getChildren().add(cameraXform);

cameraXform.getChildren().add(cameraXform2);

cameraXform2.getChildren().add(cameraXform3);

cameraXform3.getChildren().add(camera);

cameraXform3.setRotateZ(180.0);

camera.setNearClip(CAMERA_NEAR_CLIP);

camera.setFarClip(CAMERA_FAR_CLIP);

camera.setTranslateZ(CAMERA_INITIAL_DISTANCE);

cameraXform.ry.setAngle(CAMERA_INITIAL_Y_ANGLE);

cameraXform.rx.setAngle(CAMERA_INITIAL_X_ANGLE);

}

private void buildMolecule() {

final PhongMaterial goldMaterial = new PhongMaterial();

goldMaterial.setDiffuseColor(Color.GOLD);

final PhongMaterial blueMaterial = new PhongMaterial();

blueMaterial.setDiffuseColor(Color.BLUE);

Xform moleculeXform = new Xform();

Xform sunXform = new Xform();

Xform earthXform = new Xform();

// The sun

Sphere sunSphere = new Sphere(25.0);

sunSphere.setMaterial(goldMaterial);

// The earth

Sphere earthSphere = new Sphere(8.0);

earthSphere.setMaterial(blueMaterial);

moleculeXform.getChildren().add(sunXform);

moleculeXform.getChildren().add(earthXform);

sunXform.getChildren().add(sunSphere);

earthXform.getChildren().add(earthSphere);

earthXform.setTranslate(70, 70, 0);

rotateTransition = new RotateTransition(Duration.millis(3000), earthXform);

rotateTransition.setByAngle(360);

rotateTransition.setCycleCount(100);

rotateTransition.setAxis(Rotate.Z_AXIS);

rotateTransition.setAutoReverse(true);

rotateTransition.play();

moleculeGroup.getChildren().add(moleculeXform);

world.getChildren().add(moleculeGroup);

}

public static void main(String[] args) {

launch(args);

}

}