/*******************************************************************************
 * Copyright 2010 Simon Mieth
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package org.kabeja.dxf.parser.table;

import org.kabeja.common.Layer;
import org.kabeja.common.LineType;
import org.kabeja.dxf.parser.DXFValue;
import org.kabeja.util.Constants;


/**
 * @author <a href="mailto:simon.mieth@gmx.de">Simon Mieth</a>
 *
 */
public class DXFLayerTableHandler extends AbstractTableHandler {
    public final static String TABLE_KEY = "LAYER";
    public final static int GROUPCODE_LAYER_NAME = 2;
    public final static int GROUPCODE_LAYER_LINETYPE = 6;
    public final static int GROUPCODE_LAYER_COLORNUMBER = 62;
    public final static int GROUPCODE_LAYER_PLOTTINGFLAG = 290;
    public final static int GROUPCODE_LAYER_LINEWEIGHT = 370;
    public final static int GROUPCODE_LAYER_PLOTSTYLENAME = 390;
    private Layer layer;

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.table.TableHandler#getTableKey()
     */
    public String getTableType() {
        return TABLE_KEY;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.table.TableHandler#parseGroup(int,
     *      java.lang.String)
     */
    public void parseGroup(int groupCode, DXFValue value) {
        switch (groupCode) {
        case GROUPCODE_LAYER_NAME:
            layer.setName(value.getValue());
            break;

        case GROUPCODE_LAYER_COLORNUMBER:
            layer.setColor(value.getIntegerValue());
            break;

        case GROUPCODE_LAYER_LINETYPE:
            if(!value.getValue().equals("BYLAYER")){
                LineType ltype = this.doc.getLineType(value.getValue());
                if(ltype == null){
                    ltype = new LineType();
                    ltype.setName(value.getValue());
                    this.doc.addLineType(ltype);
                }
               layer.setLineType(ltype);
            }
            break;

        case Constants.GROUPCODE_STANDARD_FLAGS:
            layer.setFlags(value.getIntegerValue());
            break;

        case GROUPCODE_LAYER_LINEWEIGHT:
            layer.setLineWeight(value.getIntegerValue());
            break;

        case GROUPCODE_LAYER_PLOTSTYLENAME:
            layer.setPlotStyle(value.getValue());
            break;
            
        case Constants.GROUPCODE_HANDLE:
        	layer.setID(value.getValue());
        	break;
        case GROUPCODE_LAYER_PLOTTINGFLAG:
        	layer.setPlottable(!value.getBooleanValue());
        	break;
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.table.TableHandler#endParsing()
     */
    public void endParsing() {
        this.doc.addLayer(layer);
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.table.TableHandler#startParsing()
     */
    public void startParsing() {
        layer = new Layer();
        layer.setDocument(this.doc);
    }
}