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mxDomUtils.java
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114 lines (89 loc) · 2.55 KB
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/**
* $Id: mxDomUtils.java,v 1.1 2012/11/15 13:26:39 gaudenz Exp $
* Copyright (c) 2007-2012, JGraph Ltd
*/
package com.mxgraph.util;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* Contains various DOM API helper methods for use with mxGraph.
*/
public class mxDomUtils
{
/**
* Returns a new, empty DOM document.
*
* @return Returns a new DOM document.
*/
public static Document createDocument()
{
Document result = null;
try
{
DocumentBuilderFactory factory = DocumentBuilderFactory
.newInstance();
DocumentBuilder parser = factory.newDocumentBuilder();
result = parser.newDocument();
}
catch (Exception e)
{
System.out.println(e.getMessage());
}
return result;
}
/**
* Creates a new SVG document for the given width and height.
*/
public static Document createSvgDocument(int width, int height)
{
Document document = createDocument();
Element root = document.createElement("svg");
String w = String.valueOf(width);
String h = String.valueOf(height);
root.setAttribute("width", w);
root.setAttribute("height", h);
root.setAttribute("viewBox", "0 0 " + w + " " + h);
root.setAttribute("version", "1.1");
root.setAttribute("xmlns", mxConstants.NS_SVG);
root.setAttribute("xmlns:xlink", mxConstants.NS_XLINK);
document.appendChild(root);
return document;
}
/**
*
*/
public static Document createVmlDocument()
{
Document document = createDocument();
Element root = document.createElement("html");
root.setAttribute("xmlns:v", "urn:schemas-microsoft-com:vml");
root.setAttribute("xmlns:o", "urn:schemas-microsoft-com:office:office");
document.appendChild(root);
Element head = document.createElement("head");
Element style = document.createElement("style");
style.setAttribute("type", "text/css");
style.appendChild(document
.createTextNode("<!-- v\\:* {behavior: url(#default#VML);} -->"));
head.appendChild(style);
root.appendChild(head);
Element body = document.createElement("body");
root.appendChild(body);
return document;
}
/**
* Returns a document with a HTML node containing a HEAD and BODY node.
*/
public static Document createHtmlDocument()
{
Document document = createDocument();
Element root = document.createElement("html");
document.appendChild(root);
Element head = document.createElement("head");
root.appendChild(head);
Element body = document.createElement("body");
root.appendChild(body);
return document;
}
}