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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


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

import org.jpedal.utils.LogWriter;

public class ExtGStateObject extends PdfObject {

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

	private float[] Matrix;

    float CA=-1,ca=-1, LW=-1,OPM=-1;

    byte[][] TR;
    
    boolean AIS,op, OP;

    PdfObject TRobj;
    private byte[][] BM;

    public ExtGStateObject(final String ref) {
        super(ref);
    }

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

    @Override
    public float getFloatNumber(final int id){

        switch(id){

	        case PdfDictionary.CA:
	        	return CA;
	        	
	        case PdfDictionary.ca:
	        	return ca;
        	
	        case PdfDictionary.LW:
	        	return LW;

	        case PdfDictionary.OPM:
	        	return OPM;
	        	
            default:
            	return super.getFloatNumber(id);
        }
    }

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

        switch(id){

        	case PdfDictionary.CA:
		        	CA=value;
	    	break;
    	
    		case PdfDictionary.ca:
		        	ca=value;
	    	break;
	    	
	        case PdfDictionary.LW:
	        	LW=value;
	        	break;
	        	
	        case PdfDictionary.OPM:
	        	OPM=value;
	        	break;

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

    @Override
    public boolean getBoolean(final int id){

        switch(id){

        case PdfDictionary.AIS:
        	return AIS;

        case PdfDictionary.op:
        	return op;
        	
        case PdfDictionary.OP:
        	return OP;

            default:
            	return super.getBoolean(id);
        }

    }

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

        switch(id){

        case PdfDictionary.AIS:
        	AIS=value;
        	break;
        	
        case PdfDictionary.OP:
        	OP=value;
    	break;
    	
    	case PdfDictionary.op:
        	op=value;
    	break;
    	
//    	case PdfDictionary.SA:
//        	SA=value;
//        	break;

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

    @Override
    public PdfObject getDictionary(final int id){

        switch(id){

            case PdfDictionary.TR:
                return TRobj;

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



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

    	value.setID(id);
    	
        switch(id){

            case PdfDictionary.TR:
            	TRobj=value;
    		break;

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


    @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)<