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An Open Source JavaFX PDF Viewer
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/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/support/
 *
 * (C) Copyright 1997-2016 IDRsolutions and Contributors.
 *
 * This file is part of JPedal/JPDF2HTML5
 *
     This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


 *
 * ---------------
 * PatternObject.java
 * ---------------
 */
package org.jpedal.objects.raw;

import org.jpedal.utils.LogWriter;

public class PatternObject extends XObject {

	//unknown CMAP as String 
	//String unknownValue=null;

    int PatternType,PaintType=-1,TilingType=-1;

    float XStep=-1,YStep=-1;
	
    public PatternObject(final String ref) {
        super(ref);
    }

    public PatternObject(final int ref, final int gen) {
       super(ref,gen);
    }


    @Override
    public boolean decompressStreamWhenRead() {
        return true;
    }


    @Override
    public void setIntNumber(final int id, final int value){

        switch(id){

	        case PdfDictionary.PaintType:
	            PaintType=value;
	        break;
        
	        case PdfDictionary.PatternType:
	            PatternType=value;
	        break;
	        
	        case PdfDictionary.TilingType:
	        	TilingType=value;
                break;
        

            default:
            	super.setIntNumber(id, value);
        }
    }

     @Override
     public void setFloatNumber(final int id, final float value){

        switch(id){

	        case PdfDictionary.XStep:
	        	XStep=value;
                break;

            case PdfDictionary.YStep:
	        	YStep=value;
                break;

            default:
            	super.setFloatNumber(id, value);
        }
    }

    @Override
    public int getInt(final int id){

        switch(id){

	        case PdfDictionary.PaintType:
	        	return PaintType;

            case PdfDictionary.PatternType:
	            return PatternType;
	            
	        case PdfDictionary.TilingType:
	        	return TilingType;

            default:
            	return super.getInt(id);
        }
    }

     @Override
     public float getFloatNumber(final int id){

        switch(id){

	        case PdfDictionary.XStep:
	        	return XStep;

	        case PdfDictionary.YStep:
	        	return YStep;

            default:
            	return super.getFloatNumber(id);
        }
    }

    


    @Override
    public int setConstant(final int pdfKeyType, final int keyStart, final int keyLength, final byte[] raw) {

        int PDFvalue =PdfDictionary.Unknown;

        int id=0,x=0,next;
       
        try{

            //convert token to unique key which we can lookup
            
            for(int i2=keyLength-1;i2>-1;i2--){
               
            	next=raw[keyStart+i2];

            	next -= 48;

                id += ((next)<