SlidePanelAnimation.java

package mytime.gui.controller;

import javafx.animation.Animation;
import javafx.animation.Transition;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Node;
import javafx.scene.control.Button;
import javafx.scene.layout.VBox;
import javafx.util.Duration;

/**
 * Animates a node on and off screen to the top, right, bottom or left side.
 */
public class SlidePanelAnimation extends VBox
{

//    private final String CSS = "/" + this.getClass().getSimpleName() + ".css";
    private double expandedSize;
//    private Pos flapbarLocation;

    /**
     * Creates a sidebar panel in a BorderPane, containing an horizontal
     * alignment of the given nodes.
     *
     * <pre>
     * <code>
     *  Example:
     *
     *  BorderSlideBar topFlapBar = new BorderSlideBar(
     *                  100, button, Pos.TOP_LEFT, new contentController());
     *  mainBorderPane.setTop(topFlapBar);
     * </code>
     * </pre>
     *
     * @param expandedSize The size of the panel.
     * @param nodes Nodes inside the panel.
     */
    public SlidePanelAnimation(double expandedSize,
            Node... nodes)
    {

        getStyleClass().add("sidebar");
//        getStylesheets().add(CSS);
        setExpandedSize(expandedSize);
        setVisible(false);

        // Set location
        // Add nodes in the vbox
        getChildren().addAll(nodes);

        // Create an animation to hide the panel.
      
            
                // Create an animation to hide the panel.
                final Animation hidePanel = new Transition()
                {
                    {
                        setCycleDuration(Duration.millis(250));
                    }

                    @Override
                    protected void interpolate(double frac)
                    {
                        final double size = getExpandedSize() * (1.0 - frac);
                        translateByPos(size);
                    }
                };

                hidePanel.onFinishedProperty().set(new EventHandler<ActionEvent>()
                {
                    @Override
                    public void handle(ActionEvent actionEvent)
                    {
                        setVisible(false);
                    }
                });

                // Create an animation to show the panel.
                final Animation showPanel = new Transition()
                {
                    {
                        setCycleDuration(Duration.millis(250));
                    }

                    @Override
                    protected void interpolate(double frac)
                    {
                        final double size = getExpandedSize() * frac;
                        translateByPos(size);
                    }
                };

                showPanel.onFinishedProperty().set(new EventHandler<ActionEvent>()
                {
                    @Override
                    public void handle(ActionEvent actionEvent)
                    {
                    }
                });

                if (showPanel.statusProperty().get() == Animation.Status.STOPPED
                        && hidePanel.statusProperty().get() == Animation.Status.STOPPED)
                {

                    if (isVisible())
                    {
                        hidePanel.play();

                    } else
                    {
                        setVisible(true);
                        showPanel.play();
                    }
                }
            
     
    }

    /**
     * Initialize position orientation.
     */
    /**
     * Translate the VBox according to location Pos.
     *
     * @param size
     */
    private void translateByPos(double size)
    {

        setPrefWidth(size);

    }

    /**
     * @return the expandedSize
     */
    public double getExpandedSize()
    {
        return expandedSize;
    }

    /**
     * @param expandedSize the expandedSize to set
     */
    public void setExpandedSize(double expandedSize)
    {
        this.expandedSize = expandedSize;
    }

}