DXFTextHandler.java

/*******************************************************************************
 * 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.entities;

import org.kabeja.dxf.parser.DXFValue;
import org.kabeja.entities.Entity;
import org.kabeja.entities.Text;
import org.kabeja.util.Constants;


/**
 * @author <a href="mailto:simon.mieth@gmx.de">Simon Mieth</a>
 *
 */
public class DXFTextHandler extends AbstractEntityHandler {
    public static final int TEXT_VALUE = 1;
    public static final int TEXT_HEIGHT = 40;
    public static final int TEXT_SCALE_X = 41;
    public static final int TEXT_GENERATION_FLAG = 71;
    public static final int TEXT_ALIGN = 72;
    public static final int TEXT_VALIGN = 73;
    public static final int TEXT_ALIGN_X = 11;
    public static final int TEXT_ALIGN_Y = 21;
    public static final int TEXT_ALIGN_Z = 31;
    public static final int TEXT_STYLE = 7;
    public static final int TEXT_OBLIQUEANGLE = 51;
    public static final int TEXT_ROTATION = 50;
    protected Text text;
    protected String content;

    /**
     *
     */
    public DXFTextHandler() {
        super();
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#endParsing()
     */
    public void endDXFEntity() {
        text.setText(this.content);
        this.content = "";
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#getEntity()
     */
    public Entity getDXFEntity() {
        return text;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#getEntityName()
     */
    public String getDXFEntityType() {
        return Constants.ENTITY_TYPE_TEXT;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#isFollowSequence()
     */
    public boolean isFollowSequence() {
        // TODO Auto-generated method stub
        return false;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#parseGroup(int,
     *      org.dxf2svg.parser.DXFValue)
     */
    public void parseGroup(int groupCode, DXFValue value) {
        switch (groupCode) {
        case TEXT_VALUE:
            //we set the content after the
            //parsing is finished, so the
            //DXFParser will get all infos
            this.content = value.getValue();

            break;

        case TEXT_ALIGN:
            text.setAlign(value.getIntegerValue());

            break;

        case TEXT_VALIGN:
            text.setValign(value.getIntegerValue());

            break;

        case GROUPCODE_START_X:
            text.getInsertPoint().setX(value.getDoubleValue());

            break;

        case GROUPCODE_START_Y:
            text.getInsertPoint().setY(value.getDoubleValue());

            break;

        case GROUPCODE_START_Z:
            text.getInsertPoint().setZ(value.getDoubleValue());

            break;

        case TEXT_ALIGN_X:
            text.getAlignmentPoint().setX(value.getDoubleValue());
            text.setAlignmentPoint(true);
            break;

        case TEXT_ALIGN_Y:
            text.getAlignmentPoint().setY(value.getDoubleValue());
            break;

        case TEXT_ALIGN_Z:
            text.getAlignmentPoint().setZ(value.getDoubleValue());
            break;

        case TEXT_HEIGHT:
            text.setHeight(value.getDoubleValue());

            break;

        case TEXT_GENERATION_FLAG:

            text.setTextGenerationFlag(value.getIntegerValue());
            break;

        case TEXT_STYLE:
            text.setTextStyle(value.getValue());

            break;

        case TEXT_ROTATION:
            text.setRotation(value.getDoubleValue());

            break;

        case TEXT_SCALE_X:
            text.setScaleX(value.getDoubleValue());

            break;

        case TEXT_OBLIQUEANGLE:
            text.setObliqueAngle(value.getDoubleValue());

            break;

        default:
            super.parseCommonProperty(groupCode, value, text);

            break;
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.dxf2svg.parser.entities.EntityHandler#startParsing()
     */
    public void startDXFEntity() {
        text = new Text();
        text.setDocument(this.doc);
    }
}