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Modified scene writer code.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@742 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2001-12-05 04:45:13 +00:00
parent 3af703d31b
commit a8e66a4191
2 changed files with 102 additions and 49 deletions
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src/java/com/threerings/whirled/tools/xml/SceneWriter.java
+39 -13
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@@ -1,44 +1,70 @@
//
// $Id: SceneWriter.java,v 1.1 2001/11/29 06:36:29 mdb Exp $
// $Id: SceneWriter.java,v 1.2 2001/12/05 04:45:13 mdb Exp $
package com.threerings.whirled.tools.xml;
import java.util.Iterator;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.AttributesImpl;
import com.megginson.sax.DataWriter;
import com.samskivert.util.StringUtil;
import com.threerings.whirled.data.SceneModel;
import com.threerings.whirled.tools.EditableScene;
/**
* Generates an XML representation of a {@link SceneModel}.
* Generates an XML representation of an {@link EditableScene}.
*/
public class SceneWriter
{
/**
* Writes the data for the supplied {@link SceneModel} to the XML
* Writes the data for the supplied {@link EditableScene} to the XML
* writer supplied. The writer will already be configured with the
* appropriate indentation level so that this writer can simply output
* its elements and allow the calling code to determine where in the
* greater scene description file the scene data should live.
*/
public void writeScene (SceneModel model, DataWriter writer)
public void writeScene (EditableScene scene, DataWriter writer)
throws SAXException
{
writer.startElement("scene");
writeSceneData(model, writer);
writer.endElement("scene");
AttributesImpl attrs = new AttributesImpl();
addSceneAttributes(scene, attrs);
writer.startElement("", sceneElementName(), "", attrs);
writeSceneData(scene, writer);
writer.endElement(sceneElementName());
}
/**
* Returns the name of the top-level element that we'll use when we
* write out the scene (defaults to <code>scene</code>).
*/
protected String sceneElementName ()
{
return "scene";
}
/**
* Adds attributes to the top-level element before it gets written.
*/
protected void addSceneAttributes (
EditableScene scene, AttributesImpl attrs)
{
attrs.addAttribute("", "name", "", "", scene.getName());
attrs.addAttribute("", "version", "", "",
Integer.toString(scene.getVersion()));
}
/**
* Writes just the scene data which is handy for derived classes which
* may wish to add their own scene data to the scene output.
*/
protected void writeSceneData (SceneModel model, DataWriter writer)
protected void writeSceneData (EditableScene scene, DataWriter writer)
throws SAXException
{
writer.dataElement("sceneId", Integer.toString(model.sceneId));
writer.dataElement("version", Integer.toString(model.version));
writer.dataElement("neighborIds",
StringUtil.toString(model.neighborIds, "", ""));
Iterator iter = scene.getNeighborNames().iterator();
while (iter.hasNext()) {
writer.dataElement("neighbor", (String)iter.next());
}
}
}