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/*-- $Id$ --
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "FOP" and "Apache Software Foundation" must not be used to
endorse or promote products derived from this software without prior
written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
James Tauber <jtauber@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.svg;
// FOP
import org.apache.fop.fo.*;
import org.apache.fop.messaging.MessageHandler;
import org.apache.fop.layout.Area;
import org.apache.fop.layout.FontState;
import org.apache.fop.apps.FOPException;
import org.apache.fop.fo.properties.XMLSpace;
import java.util.*;
import org.apache.fop.dom.svg.*;
import org.apache.fop.dom.svg.SVGTextElementImpl;
import org.apache.fop.dom.svg.SVGArea;
import org.apache.fop.dom.CharacterDataImpl;
import org.w3c.dom.svg.SVGElement;
import org.w3c.dom.CharacterData;
/**
* class representing svg:text pseudo flow object.
*
*/
public class Text extends SVGObj {
/**
* inner class for making SVG Text objects.
*/
public static class Maker extends FObj.Maker {
/**
* make an SVG Text object.
*
* @param parent the parent formatting object
* @param propertyList the explicit properties of this object
*
* @return the SVG Text object
*/
public FObj make(FObj parent, PropertyList propertyList)
throws FOPException {
return new Text(parent, propertyList);
}
}
/**
* returns the maker for this object.
*
* @return the maker for SVG Text objects
*/
public static FObj.Maker maker() {
return new Text.Maker();
}
/**
* the string of text to display
*/
Vector textList = new Vector();
/**
* constructs an SVG Text object (called by Maker).
*
* @param parent the parent formatting object
* @param propertyList the explicit properties of this object
*/
protected Text(FObj parent, PropertyList propertyList) {
super(parent, propertyList);
this.name = "svg:text";
}
SVGTextElementImpl textGraph = new SVGTextElementImpl();
/**
* add characters to the string to display.
*
* @param data array of characters
* @param start start offset in character array
* @param length number of characters to add
*/
protected void addCharacters(char data[], int start, int length)
{
textList.addElement(new String(data, start, length - start));
}
/**
* The children need to be added in order so that the text data
* is also added in order.
*/
protected void addChild(FONode child) {
super.addChild(child);
if(child instanceof TextElement) {
TextElement te = (TextElement)child;
SVGElement graph = te.createTextElement();
textList.addElement(graph);
} else {
// error
}
}
public SVGElement createGraphic()
{
int numChildren = this.textList.size();
for (int i = 0; i < numChildren; i++) {
Object obj = textList.elementAt(i);
if(obj instanceof SVGElement) {
SVGElement child = (SVGElement)obj;
textGraph.appendChild(child);
} else if(obj instanceof String) {
String str = (String)obj;
CharacterData cd = new CharacterDataImpl();
cd.setData(str);
textGraph.appendChild(cd);
}
// System.out.println(child);
}
/* retrieve properties */
textGraph.x = ((SVGLengthProperty)this.properties.get("x")).getSVGLength().getValue();
textGraph.y = ((SVGLengthProperty)this.properties.get("y")).getSVGLength().getValue();
// textGraph.textList = textList;
textGraph.setStyle(((SVGStyle)this.properties.get("style")).getStyle());
textGraph.setTransform(((SVGTransform)this.properties.get("transform")).getTransform());
textGraph.setId(this.properties.get("id").getString());
switch((this.properties.get("xml:space")).getEnum()) {
case XMLSpace.DEFAULT:
textGraph.setXMLspace("default");
break;
case XMLSpace.PRESERVE:
textGraph.setXMLspace("preserve");
break;
}
return textGraph;
}
}
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