ｖ７７７ - 経済統計練習帳

package delya;
 
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.scene.image.WritableImage;
import javax.imageio.ImageIO;
import java.io.File;
import javafx.embed.swing.SwingFXUtils;
import javafx.scene.Group;
import javafx.scene.shape.*;
import javafx.scene.paint.Color;
 
public class pro extends Application {
 
 
Rectangle r;
 
    public static void main(String[] args) {
     launch(args);
    }
 
 
 
 
    @Override
    public void start(Stage primaryStage) {
 
 
        Group root = new Group();
Scene scene = new Scene(root, 700, 700); 
 
r = new Rectangle();
r.setX(100);
r.setY(100);
r.setWidth(250);
r.setHeight(250);      
r.setFill(Color.BLUE);
 
 primaryStage.setTitle("練習");
        primaryStage.setScene(scene);
        root.getChildren().add(r);
        primaryStage.show();
 
 
           WritableImage snapshot = scene.snapshot(null);
        try {
  ImageIO.write(SwingFXUtils.fromFXImage(snapshot, null), "png", new File("ren.png"));
} catch (Exception ex) {System.out.println(ex.getMessage());}
 
 
 
 
 
 
 
 
    }
 
 
 
 
}