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Barcode4J is a flexible generator for barcodes written in Java.
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/*
 * Copyright 2008 Jeremias Maerki.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.krysalis.barcode4j;

/**
 * Enumeration for horizontal alignment of the human readable part of a barcode.
 *
 * @author Jeremias Maerki
 * @version $Id: TextAlignment.java,v 1.1 2008-05-13 13:00:45 jmaerki Exp $
 */
public class TextAlignment {

    /**
     * The human-readable part is left-aligned.
     */
    public static final TextAlignment TA_LEFT = new TextAlignment("left");
    /**
     * The human-readable part is centered.
     */
    public static final TextAlignment TA_CENTER = new TextAlignment("center");
    /**
     * The human-readable part is right-aligned.
     */
    public static final TextAlignment TA_RIGHT = new TextAlignment("right");
    /**
     * The human-readable part is justified.
     */
    public static final TextAlignment TA_JUSTIFY = new TextAlignment("justify");

    private final String name;

    /**
     * Creates a new TextAlignment instance.
     *
     * @param name the name for the instance
     */
    protected TextAlignment(String name) {
        this.name = name;
    }

    /**
     * Returns a TextAlignment instance by name.
     *
     * @param name the name of the instance
     * @return the requested instance
     */
    public static TextAlignment byName(String name) {
        if (name.equalsIgnoreCase(TextAlignment.TA_LEFT.getName())) {
            return TextAlignment.TA_LEFT;
        }
        else if (name.equalsIgnoreCase(TextAlignment.TA_CENTER.getName())) {
            return TextAlignment.TA_CENTER;
        }
        else if (name.equalsIgnoreCase(TextAlignment.TA_RIGHT.getName())) {
            return TextAlignment.TA_RIGHT;
        }
        else if (name.equalsIgnoreCase(TextAlignment.TA_JUSTIFY.getName())) {
            return TextAlignment.TA_JUSTIFY;
        }
        else {
            throw new IllegalArgumentException(
                        "Invalid TextAlignment: " + name);
        }
    }

    /**
     * @return the name of the instance.
     */
    public String getName() {
        return this.name;
    }

}