/*******************************************************************************
 * 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.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 DXFLineTypeTableHandler extends AbstractTableHandler {
    public final static String TABLE_KEY = "LTYPE";
    public final static int GROUPCODE_LTYPE_NAME = 2;
    public final static int GROUPCODE_LTYPE_DESCRIPTION = 3;
    public final static int GROUPCODE_LTYPE_ALIGNMENT = 72;
    public final static int GROUPCODE_LTYPE_SEGMENT = 49;
    public final static int GROUPCODE_LTYPE_LENGTH = 40;
    public final static int GROUPCODE_LTYPE_SEGMENT_COUNT = 73;
    public final static int GROUPCODE_LTYPE_SCALE = 46;
    private LineType ltype;
    private int segmentCount = 0;
    private double[] pattern;

    /*
     * (non-Javadoc)
     *
     * @see de.miethxml.kabeja.parser.table.DXFTableHandler#endParsing()
     */
    public void endParsing() {
        ltype.setPattern(pattern);
        doc.addLineType(ltype);
    }

    /*
     * (non-Javadoc)
     *
     * @see de.miethxml.kabeja.parser.table.DXFTableHandler#getTableKey()
     */
    public String getTableType() {
        // TODO Auto-generated method stub
        return TABLE_KEY;
    }

    /*
     * (non-Javadoc)
     *
     * @see de.miethxml.kabeja.parser.table.DXFTableHandler#parseGroup(int,
     *      de.miethxml.kabeja.parser.DXFValue)
     */
    public void parseGroup(int groupCode, DXFValue value) {
        switch (groupCode) {
        
        case GROUPCODE_LTYPE_NAME:
            ltype.setName(value.getValue());
            break;

        case GROUPCODE_LTYPE_DESCRIPTION:
            ltype.setDescritpion(value.getValue());
            break;

        case GROUPCODE_LTYPE_SEGMENT_COUNT:

            int count = value.getIntegerValue();
            pattern = new double[count];
            segmentCount = 0;

            break;

        case GROUPCODE_LTYPE_SEGMENT:
            pattern[segmentCount] = value.getDoubleValue();
            segmentCount++;
            break;

        case GROUPCODE_LTYPE_LENGTH:
            ltype.setPatternLength(value.getDoubleValue());
            break;

        case GROUPCODE_LTYPE_ALIGNMENT:
            ltype.setAlignment(value.getIntegerValue());
            break;
        case GROUPCODE_LTYPE_SCALE:
            ltype.setScale(value.getDoubleValue());
            break;
            
        case Constants.GROUPCODE_STANDARD_FLAGS:
            ltype.setFlags(value.getIntegerValue());
            break;

        default:
            break;
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see de.miethxml.kabeja.parser.table.DXFTableHandler#startParsing()
     */
    public void startParsing() {
        ltype = new LineType();
        segmentCount = 0;
        pattern = null;
    }
}