package hellofx;

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.paint.Color;
import javafx.scene.shape.Circle;
import javafx.stage.Stage;

public class GUI017 extends Application {

	int rad = 50;
	
	@Override
	public void start(Stage mainStage) throws Exception {
		BorderPane bp = new BorderPane();
		Circle c = new Circle(0,0,rad,Color.BISQUE);
		bp.setCenter(c);
		
		HBox hb = new HBox();
		hb.setAlignment(Pos.CENTER);
		hb.setPadding(new Insets(10,10,10,10));
		hb.setSpacing(10);
		
		Button clickBut = new Button("Bigger");
		clickBut.setOnAction((e) -> {
			rad += 5;
			c.setRadius(rad);
		});
		hb.getChildren().add(clickBut);
		
		Button noClickBut = new Button("Smaller");
		noClickBut.setOnAction((e) -> {
			rad -= 5;
			c.setRadius(rad);
		});
		hb.getChildren().add(noClickBut);
		
		bp.setBottom(hb);
		
		Scene sc = new Scene(bp, 500, 500);
		mainStage.setScene(sc);
		mainStage.show();
	}

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

}