org.geomajas.plugin.print.parser.RectangleConverter.java Source code

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Here is the source code for org.geomajas.plugin.print.parser.RectangleConverter.java

Source

/*
 * This is part of Geomajas, a GIS framework, http://www.geomajas.org/.
 *
 * Copyright 2008-2014 Geosparc nv, http://www.geosparc.com/, Belgium.
 *
 * The program is available in open source according to the GNU Affero
 * General Public License. All contributions in this program are covered
 * by the Geomajas Contributors License Agreement. For full licensing
 * details, see LICENSE.txt in the project root.
 */
package org.geomajas.plugin.print.parser;

import java.util.StringTokenizer;

import com.lowagie.text.Rectangle;
import com.thoughtworks.xstream.converters.basic.AbstractSingleValueConverter;

/**
 * Adapter for converting an iText Rectangle to XML and back.
 * 
 * @author Jan De Moerloose
 */
public class RectangleConverter extends AbstractSingleValueConverter {

    @Override
    public boolean canConvert(Class type) {
        return type.equals(Rectangle.class);
    }

    @Override
    public Object fromString(String str) {
        StringTokenizer st = new StringTokenizer(str, ",");
        if (st.countTokens() < 4) {
            throw new IllegalArgumentException("Not enough tokens (<4) in rectangle " + str);
        }
        float left = Float.parseFloat(st.nextToken());
        float bottom = Float.parseFloat(st.nextToken());
        float right = Float.parseFloat(st.nextToken());
        float top = Float.parseFloat(st.nextToken());
        return new Rectangle(left, bottom, right, top);
    }

    @Override
    public String toString(Object obj) {
        Rectangle rectangle = (Rectangle) obj;
        if (obj == null) {
            return null;
        }
        return rectangle.getLeft() + "," + rectangle.getBottom() + "," + rectangle.getRight() + ","
                + rectangle.getTop();
    }

}