org.jpedal.examples.viewer.commands.RotationLeft Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of OpenViewerFX Show documentation

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@
 *
 * ---------------
 * RotationLeft.java
 * ---------------
 */
package org.jpedal.examples.viewer.commands;

import org.jpedal.examples.viewer.Values;
import org.jpedal.gui.GUIFactory;

/**
 * Rotates the current document in the Viewer This class is Generic
 * and does not need a specific Swing/JavaFX implementation.
 */
public class RotationLeft {

    public static void execute(final GUIFactory currentGUI, final Values commonValues) {
        if (commonValues.getSelectedFile() != null) {
            int rot = currentGUI.getRotation() - 90;
            if (rot < 0) {
                rot = 270;
            }
            currentGUI.setRotationFromExternal(rot);
        }
    }

}