Application: gvSIG desktop

/* jdwglib. Java Library for reading Dwg files.

 * 

 * Author: Jose Morell Rama (jose.morell@gmail.com).

 * Port from the Pythoncad Dwg library by Art Haas.

 *

 * Copyright (C) 2005 Jose Morell, IVER TI S.A. and Generalitat Valenciana

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 * Jose Morell (jose.morell@gmail.com)

 * 

 * or

 *

 * IVER TI S.A.

 *  C/Salamanca, 50

 *  46005 Valencia

 *  Spain

 *  +34 963163400

 *  dac@iver.es

 */

package com.iver.cit.jdwglib.dwg;

import java.util.Vector;

/**

 * The DwgObject class represents a DWG object

 * 

 * @author jmorell

 */

public class DwgObject {

        protected int type;

        protected int handle;

        protected int layerHandleCode;

        protected String version;

        protected int mode;

        protected int layerHandle;

        protected int color;

        protected int numReactors;

        protected boolean noLinks;

        protected int linetypeFlags;

        protected int plotstyleFlags;

        protected int sizeInBits;

        protected Vector extendedData;

        protected int graphicData;

        protected int subEntityHandle;

        protected int xDicObjHandle;

        protected boolean graphicsFlag;

        /**

         * Reads the header of an object in a DWG file Version 15 

         * 

         * @param data Array of unsigned bytes obtained from the DWG binary file

         * @param offset The current bit offset where the value begins

         * @return int New offset

         * @throws Exception If an unexpected bit value is found in the DWG file. Occurs

         *                    when we are looking for LwPolylines.

         */

        public int readObjectHeaderV15(int[] data, int offset) throws Exception {

                int bitPos = offset;

                Integer mode = (Integer)DwgUtil.getBits(data, 2, bitPos);

            bitPos = bitPos + 2;

            setMode(mode.intValue());

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

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

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

            setNumReactors(rnum);

            v = DwgUtil.testBit(data, bitPos);

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

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

            setNoLinks(nolinks);

            v = DwgUtil.getBitShort(data, bitPos);

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

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

            setColor(color);

            v = DwgUtil.getBitDouble(data, bitPos);

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

            float ltscale = ((Double)v.get(1)).floatValue();

            Integer ltflag = (Integer)DwgUtil.getBits(data, 2, bitPos);

            bitPos = bitPos + 2;

            Integer psflag = (Integer)DwgUtil.getBits(data, 2, bitPos);

            bitPos = bitPos + 2;

            v = DwgUtil.getBitShort(data, bitPos);

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

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

            v = DwgUtil.getRawChar(data, bitPos);

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

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

                return bitPos;

        }

        /**

         * Reads the tail of an object in a DWG file Version 15 

         * 

         * @param data Array of bytes obtained from the DWG binary file

         * @param offset Offset for this array of bytes

         * @return int New offset

         * @throws Exception If an unexpected bit value is found in the DWG file. Occurs

         *                    when we are looking for LwPolylines.

         */

        public int readObjectTailV15(int[] data, int offset) throws Exception {

                int bitPos = offset;

                Vector v = null;

                if (getMode()==0x0) {

                        v = DwgUtil.getHandle(data, bitPos);

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

                    int[] sh = new int[v.size()-1];

                    for (int i=1;i<v.size();i++) {

                            sh[i-1] = ((Integer)v.get(i)).intValue();

                    }

                    Vector shv = new Vector();

                    for (int i=0;i<sh.length;i++) {

                            shv.add(new Integer(sh[i]));

                    }

                    setSubEntityHandle(DwgUtil.handleBinToHandleInt(shv));

                }

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

                        v = DwgUtil.getHandle(data, bitPos);

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

                        int[] handle = new int[v.size()-1];

                    for (int j=1;j<v.size();j++) {

                            handle[j-1] = ((Integer)v.get(j)).intValue();

                    }

                }

                v = DwgUtil.getHandle(data, bitPos);

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

                int[] xh = new int[v.size()-1];

            for (int i=1;i<v.size();i++) {

                    xh[i-1] = ((Integer)v.get(i)).intValue();

            }

            Vector xhv = new Vector();

            for (int i=0;i<xh.length;i++) {

                    xhv.add(new Integer(xh[i]));

            }

            setXDicObjHandle(DwgUtil.handleBinToHandleInt(xhv));

                v = DwgUtil.getHandle(data, bitPos);

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

                int[] lh = new int[v.size()-1];

            for (int i=1;i<v.size();i++) {

                    lh[i-1] = ((Integer)v.get(i)).intValue();

            }

            setLayerHandleCode(lh[0]);

            Vector lhv = new Vector();

            for (int i=0;i<lh.length;i++) {

                    lhv.add(new Integer(lh[i]));

            }

            setLayerHandle(DwgUtil.handleBinToHandleInt(lhv));

            if (!isNoLinks()) {

                        v = DwgUtil.getHandle(data, bitPos);

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

                        int[] prev = new int[v.size()-1];

                    for (int i=1;i<v.size();i++) {

                            prev[i-1] = ((Integer)v.get(i)).intValue();

                    }

                    //obj.setPrevious(prev);

                        v = DwgUtil.getHandle(data, bitPos);

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

                        int[] next = new int[v.size()-1];

                    for (int i=1;i<v.size();i++) {

                            next[i-1] = ((Integer)v.get(i)).intValue();

                    }

                    //obj.setNext(next);

            }

            if (getLinetypeFlags()==0x3) {

                        v = DwgUtil.getHandle(data, bitPos);

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

                        int[] lth = new int[v.size()-1];

                    for (int i=1;i<v.size();i++) {

                            lth[i-1] = ((Integer)v.get(i)).intValue();

                    }

                    //obj.setLinetype(lth);

            }

            if (getPlotstyleFlags()==0x3) {

                        v = DwgUtil.getHandle(data, bitPos);

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

                        int[] pth = new int[v.size()-1];

                    for (int i=1;i<v.size();i++) {

                            pth[i-1] = ((Integer)v.get(i)).intValue();

                    }

                    //obj.setPlotstyle(pth);

            }

            return bitPos;

        }

        /**

         * @return Returns the sizeInBits.

         */

        public int getSizeInBits() {

                return sizeInBits;

        }

        /**

         * @param sizeInBits The sizeInBits to set.

         */

        public void setSizeInBits(int sizeInBits) {

                this.sizeInBits = sizeInBits;

        }

        /**

         * @return Returns the extendedData.

         */

        public Vector getExtendedData() {

                return extendedData;

        }

        /**

         * @param extendedData The extendedData to set.

         */

        public void setExtendedData(Vector extendedData) {

                this.extendedData = extendedData;

        }

        /**

         * @return Returns the graphicData.

         */

        public int getGraphicData() {

                return graphicData;

        }

        /**

         * @param graphicData The graphicData to set.

         */

        public void setGraphicData(int graphicData) {

                this.graphicData = graphicData;

        }

        /**

         * @return Returns the version.

         */

        public String getVersion() {

                return version;

        }

        /**

         * @param linetypeFlags The linetypeFlags to set.

         */

        public void setLinetypeFlags(int linetypeFlags) {

                this.linetypeFlags = linetypeFlags;

        }

        /**

         * @param plotstyleFlags The plotstyleFlags to set.

         */

        public void setPlotstyleFlags(int plotstyleFlags) {

                this.plotstyleFlags = plotstyleFlags;

        }

        /**

         * @return Returns the subEntityHandle.

         */

        public int getSubEntityHandle() {

                return subEntityHandle;

        }

        /**

         * @param subEntityHandle The subEntityHandle to set.

         */

        public void setSubEntityHandle(int subEntityHandle) {

                this.subEntityHandle = subEntityHandle;

        }

        /**

         * @return Returns the xDicObjHandle.

         */

        public int getXDicObjHandle() {

                return xDicObjHandle;

        }

        /**

         * @param dicObjHandle The xDicObjHandle to set.

         */

        public void setXDicObjHandle(int dicObjHandle) {

                xDicObjHandle = dicObjHandle;

        }

        /**

         * @return Returns the layerHandleCode.

         */

        public int getLayerHandleCode() {

                return layerHandleCode;

        }

        /**

         * @param layerHandleCode The layerHandleCode to set.

         */

        public void setLayerHandleCode(int layerHandleCode) {

                this.layerHandleCode = layerHandleCode;

        }

    /**

     * @return Returns the color.

     */

    public int getColor() {

        return color;

    }

    /**

     * @param color The color to set.

     */

    public void setColor(int color) {

        this.color = color;

    }

    /**

     * @return Returns the handle.

     */

    public int getHandle() {

        return handle;

    }

    /**

     * @param handle The handle to set.

     */

    public void setHandle(int handle) {

        this.handle = handle;

    }

    /**

     * @return Returns the layerHandle.

     */

    public int getLayerHandle() {

        return layerHandle;

    }

    /**

     * @param layerHandle The layerHandle to set.

     */

    public void setLayerHandle(int layerHandle) {

        this.layerHandle = layerHandle;

    }

    /**

     * @return Returns the mode.

     */

    public int getMode() {

        return mode;

    }

    /**

     * @param mode The mode to set.

     */

    public void setMode(int mode) {

        this.mode = mode;

    }

    /**

     * @return Returns the noLinks.

     */

    public boolean isNoLinks() {

        return noLinks;

    }

    /**

     * @param noLinks The noLinks to set.

     */

    public void setNoLinks(boolean noLinks) {

        this.noLinks = noLinks;

    }

    /**

     * @return Returns the numReactors.

     */

    public int getNumReactors() {

        return numReactors;

    }

    /**

     * @param numReactors The numReactors to set.

     */

    public void setNumReactors(int numReactors) {

        this.numReactors = numReactors;

    }

    /**

     * @return Returns the type.

     */

    public int getType() {

        return type;

    }

    /**

     * @param type The type to set.

     */

    public void setType(int type) {

        this.type = type;

    }

    /**

     * @return Returns the linetypeFlags.

     */

    public int getLinetypeFlags() {

        return linetypeFlags;

    }

    /**

     * @return Returns the plotstyleFlags.

     */

    public int getPlotstyleFlags() {

        return plotstyleFlags;

    }

    /**

     * @param version The version to set.

     */

    public void setVersion(String version) {

        this.version = version;

    }

    /**

     * @return Returns the graphicsFlag.

     */

    public boolean isGraphicsFlag() {

        return graphicsFlag;

    }

    /**

     * @param graphicsFlag The graphicsFlag to set.

     */

    public void setGraphicsFlag(boolean graphicsFlag) {

        this.graphicsFlag = graphicsFlag;

    }

}