Application: gvSIG desktop

/*

 * Created on 25-ene-2007 by azabala

 *

 */

package org.gvsig.dwg.lib.readers.v15;

import java.util.ArrayList;

import org.gvsig.dwg.lib.CorruptedDwgEntityException;

import org.gvsig.dwg.lib.DwgHandleReference;

import org.gvsig.dwg.lib.DwgObject;

import org.gvsig.dwg.lib.DwgUtil;

import org.gvsig.dwg.lib.objects.DwgBlockHeader;

/**

 * @author alzabord

 *

 * TODO To change the template for this generated type comment go to

 * Window - Preferences - Java - Code Style - Code Templates

 */

public class DwgBlockHeaderReader15 extends AbstractDwg15Reader{

        /* (non-Javadoc)

         * @see com.iver.cit.jdwglib.dwg.readers.IDwgObjectReader#readSpecificObj(int[], int, com.iver.cit.jdwglib.dwg.DwgObject)

         */

        public void readSpecificObj(int[] data, int offset, DwgObject dwgObj) throws RuntimeException, CorruptedDwgEntityException {

                 if(! (dwgObj instanceof DwgBlockHeader))

                            throw new RuntimeException("DwgBlockHeaderReader15 solo puede leer DwgBlockControl");

                DwgBlockHeader hdr = (DwgBlockHeader) dwgObj;

                int bitPos = offset;

                ArrayList v = DwgUtil.getBitLong(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                int numReactors = ((Integer)v.get(1)).intValue();

                hdr.setNumReactors(numReactors);

                v = DwgUtil.getTextString(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                String name = (String)v.get(1);

                hdr.setName(name);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean flag = ((Boolean)v.get(1)).booleanValue();

                hdr.setFlag64(flag);

                v = DwgUtil.getBitShort(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                int xrefplus1 = ((Integer)v.get(1)).intValue();

                hdr.setXRefPlus(xrefplus1);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean xdep = ((Boolean)v.get(1)).booleanValue();

                hdr.setXdep(xdep);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean anon = ((Boolean)v.get(1)).booleanValue();

                hdr.setAnonymous(anon);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean hasatts = ((Boolean)v.get(1)).booleanValue();

                hdr.setHasAttrs(hasatts);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean bxref = ((Boolean)v.get(1)).booleanValue();

                hdr.setBlkIsXRef(bxref);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean xover = ((Boolean)v.get(1)).booleanValue();

                hdr.setXRefOverLaid(xover);

                v = DwgUtil.testBit(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                boolean loaded = ((Boolean)v.get(1)).booleanValue();

                hdr.setLoaded(loaded);

                v = DwgUtil.getBitDouble(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                double bx = ((Double)v.get(1)).doubleValue();

                v = DwgUtil.getBitDouble(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                double by = ((Double)v.get(1)).doubleValue();

                v = DwgUtil.getBitDouble(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                double bz = ((Double)v.get(1)).doubleValue();

                double[] coord = new double[]{bx, by, bz};

                hdr.setBasePoint(coord);

                v = DwgUtil.getTextString(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                String pname = (String)v.get(1);

                hdr.setXRefPName(pname);

                int icount = 0;

                while (true) {

                        v = DwgUtil.getRawChar(data, bitPos);

                        bitPos = ((Integer)v.get(0)).intValue();

                        int val = ((Integer)v.get(1)).intValue();

                        if (val==0) {

                                break;

                        }

                        icount++;

                }

                v = DwgUtil.getTextString(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                String desc = (String)v.get(1);

                hdr.setBlockDescription(desc);

                v = DwgUtil.getBitLong(data, bitPos);

                bitPos = ((Integer)v.get(0)).intValue();

                int pdsize = ((Integer)v.get(1)).intValue();

                if (pdsize>0) {

                        int count = pdsize + icount;

                        //int pdata = ((Integer)DwgUtil.getBits(data, count, bitPos)).intValue();

                        //previewData = pdata;

                        bitPos = bitPos + count;

                }

                DwgHandleReference blkCtrlHdl = new DwgHandleReference();

                bitPos = blkCtrlHdl.read(data, bitPos);

                hdr.setBlockControlHandle(blkCtrlHdl);

                for (int i=0;i<numReactors;i++) {

                        DwgHandleReference reactor = new DwgHandleReference();

                        bitPos = reactor.read(data, bitPos);

                }

                DwgHandleReference xdicObjHdl = new DwgHandleReference();

                bitPos = xdicObjHdl.read(data, bitPos);

                hdr.setXDicObjHandle(xdicObjHdl);

                DwgHandleReference handle = new DwgHandleReference();

                bitPos = handle.read(data, bitPos);

                hdr.setNullHandle(handle);

                handle = new DwgHandleReference();

                bitPos = handle.read(data, bitPos);

                hdr.setBlockEntityHandle(handle);

                if ((!bxref) && (!xover)) {

                        handle = new DwgHandleReference();

                        bitPos = handle.read(data, bitPos);

                        hdr.setFirstEntityHandle(handle);

                        handle = new DwgHandleReference();

                        bitPos = handle.read(data, bitPos);

                        hdr.setLastEntityHandle(handle);

                }//si el bloque es una referencia externa, es un fichero entero

                //(no ninguna entidad del fichero actual)

                handle = new DwgHandleReference();

                bitPos = handle.read(data, bitPos);

                hdr.setEndBlkEntityHandle(handle);

                if(icount > 0){

                        DwgHandleReference[] insertHandles = new

                                DwgHandleReference[icount];

                        for(int i = 0; i < icount; i++){

                                insertHandles[i] = new DwgHandleReference();

                                bitPos = insertHandles[i].read(data, bitPos);

                        }

                        hdr.setInsertHandles(insertHandles);

                }

                handle = new DwgHandleReference();

                bitPos = handle.read(data, bitPos);

                hdr.setLayoutHandle(handle);

        }

}