package mint.javafx;

import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javafx.application.Platform;
import javafx.embed.swing.JFXPanel;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.shape.Rectangle;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.SwingUtilities;

public class JFXPanelResizeTest
{
  public static void main(String[] args)
  {
    SwingUtilities.invokeLater(new Runnable() {
      @Override public void run() { initAndShowGUI(); }
    });
  }

  private static void initAndShowGUI()
  {
    final JFrame f = new JFrame("Test JFXPanel resize");
    f.setSize(600, 200);
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    f.setLayout(new FlowLayout());
    final MyJFXPanel fxPanel = new MyJFXPanel();
    JButton button = new JButton("Toggle Rectangle Width");
    button.addActionListener(new ActionListener() {
      @Override public void actionPerformed(ActionEvent paramActionEvent) { fxPanel.toggle(); }
    });
    f.add(button);
    f.add(fxPanel);
    f.add(new JLabel("Label1"));
    f.setVisible(true);
  }

  private static class MyJFXPanel extends JFXPanel
  {
    private final Rectangle r = new Rectangle(160, 120);

    public MyJFXPanel()
    {
      Platform.runLater(new Runnable() {
        @Override public void run() { setScene(new Scene(new Group(r))); }
      });
    }

    // Toggle rectangle width 120px / 160px.
    public void toggle()
    {
      Platform.runLater(new Runnable() {
        @Override
        public void run()
        {
          r.setWidth(r.getWidth() == 160 ? 120 : 160);
          Scene scene = getScene();
          setScene(null);
          setScene(scene);
          try { Thread.sleep(10); } catch (InterruptedException e) { e.printStackTrace(); }
          invalidate();
        }
      });
    }
  }
}