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Open Source (LGPL) JavaFX PDF Viewer

There is a newer version: 7.15.25

/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/support/
 *
 * (C) Copyright 1997-2017 IDRsolutions and Contributors.
 *
 * This file is part of JPedal/JPDF2HTML5
 *
 @LICENSE@
 *
 * ---------------
 * JavaFXEmbeddableViewer.java
 * ---------------
 */

package org.jpedal.examples.viewer.gui.javafx.embed;

import javafx.application.Platform;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.Pane;
import org.jpedal.examples.viewer.ViewerFX;

/**
 * A wrapper class for ViewerFX which allows the Viewer to be
 * recognised as an embeddable element in JavaFX Scene Builder (2.0)
 *
 * @author Simon
 */
public class JavaFXEmbeddableViewer extends Pane {

    private ViewerFX viewer;

    JavaFXEmbeddableViewer() {
        viewer = null;

        final Pane thisPane = this;

        // Running later as ViewerFX was creating some issue (Class load related, I believe)
        // Which caused this class to not be picked up by SceneBuilder
        Platform.runLater(new Runnable() {
            @Override
            public void run() {
                try {
                    viewer = new ViewerFX(thisPane, null);
                    viewer.setupViewer();

                    final BorderPane root = viewer.getRoot();

                    // Bind the viewer to match the dimensions on this class
                    root.prefWidthProperty().bind(thisPane.prefWidthProperty());
                    root.prefHeightProperty().bind(thisPane.prefHeightProperty());
                } catch (final Exception e) {
                    System.err.println(e.getMessage());
                }
            }
        });

    }

    public ViewerFX getViewerFX() {
        if (viewer == null) {
            System.err.println("ViewerFX has not been initialised yet - Please run in Platform.runLater()");
        }
        return viewer;
    }
}