/**
 * Copyright (c) 2005, www.pdfbox.org
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. Neither the name of pdfbox; nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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package org.pdfbox.util.operator.pagedrawer;

import java.awt.geom.Rectangle2D;
import java.util.List;

import org.pdfbox.cos.COSNumber;
import org.pdfbox.pdfviewer.PageDrawer;
import org.pdfbox.util.PDFOperator;
import org.pdfbox.util.operator.OperatorProcessor;

/**
 * Implementation of content stream operator for page drawer.
 * 
 * @author Ben Litchfield (ben@benlitchfield.com)
 * @version $Revision: 1.1 $
 */
public class AppendRectangleToPath extends OperatorProcessor
{


    /**
     * process : re : append rectangle to path.
     * @param operator The operator that is being executed.
     * @param arguments List
     */
    public void process(PDFOperator operator, List arguments) 
    {
        PageDrawer drawer = (PageDrawer)context;
        
        COSNumber x = (COSNumber)arguments.get( 0 );
        COSNumber y = (COSNumber)arguments.get( 1 );
        COSNumber w = (COSNumber)arguments.get( 2 );
        COSNumber h = (COSNumber)arguments.get( 3 );
        Rectangle2D rect = new Rectangle2D.Double(
            x.doubleValue(),
            drawer.fixY( x.doubleValue(), y.doubleValue())-h.doubleValue(),
            w.doubleValue()+1,
            h.doubleValue()+1);
        drawer.getLinePath().reset();
        
        drawer.getLinePath().append( rect, false );
        //graphics.drawRect((int)x.doubleValue(), (int)(pageSize.getHeight() - y.doubleValue()),
        //                  (int)w.doubleValue(),(int)h.doubleValue() );
        //System.out.println( "<re x=\"" + x.getValue() + "\" y=\"" + y.getValue() + "\" width=\"" +
        //                                 width.getValue() + "\" height=\"" + height.getValue() + "\" >" );
    }
}