Behold, Nenya, Ring of Water and repository for our media and animation related

goodies, both Java 2D and LWJGL/JME 3D. git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@1 ed5b42cb-e716-0410-a449-f6a68f950b19
2006-06-23 18:07:28 +00:00
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+//
+// $Id: SparseMisoSceneWriter.java 3749 2005-11-09 04:00:16Z mdb $
+//
+// Narya library - tools for developing networked games
+// Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
+// http://www.threerings.net/code/narya/
+//
+// This library is free software; you can redistribute it and/or modify it
+// under the terms of the GNU Lesser General Public License as published
+// by the Free Software Foundation; either version 2.1 of the License, or
+// (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+package com.threerings.miso.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.tools.xml.NestableWriter;
+
+import com.threerings.miso.data.ObjectInfo;
+import com.threerings.miso.data.SparseMisoSceneModel.Section;
+import com.threerings.miso.data.SparseMisoSceneModel;
+
+/**
+ * Generates an XML representation of a {@link SparseMisoSceneModel}.
+ */
+public class SparseMisoSceneWriter implements NestableWriter
+{
+    /** The element used to enclose scene models written with this
+     * writer. */
+    public static final String OUTER_ELEMENT = "miso";
+
+    // documentation inherited from interface
+    public void write (Object object, DataWriter writer)
+        throws SAXException
+    {
+        SparseMisoSceneModel model = (SparseMisoSceneModel)object;
+        writer.startElement(OUTER_ELEMENT);
+        writeSceneData(model, writer);
+        writer.endElement(OUTER_ELEMENT);
+    }
+
+    /**
+     * 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 (SparseMisoSceneModel model,
+                                   DataWriter writer)
+        throws SAXException
+    {
+        writer.dataElement("swidth", Integer.toString(model.swidth));
+        writer.dataElement("sheight", Integer.toString(model.sheight));
+        writer.dataElement("defTileSet", Integer.toString(model.defTileSet));
+
+        writer.startElement("sections");
+        for (Iterator iter = model.getSections(); iter.hasNext(); ) {
+            Section sect = (Section)iter.next();
+            if (sect.isBlank()) {
+                continue;
+            }
+            AttributesImpl attrs = new AttributesImpl();
+            attrs.addAttribute("", "x", "", "", String.valueOf(sect.x));
+            attrs.addAttribute("", "y", "", "", String.valueOf(sect.y));
+            attrs.addAttribute("", "width", "", "", String.valueOf(sect.width));
+            writer.startElement("", "section", "", attrs);
+
+            writer.dataElement(
+                "base", StringUtil.toString(sect.baseTileIds, "", ""));
+
+            // write our uninteresting object tile information
+            writer.startElement("objects");
+            for (int ii = 0; ii < sect.objectTileIds.length; ii++) {
+                attrs = new AttributesImpl();
+                attrs.addAttribute("", "tileId", "", "",
+                                   String.valueOf(sect.objectTileIds[ii]));
+                attrs.addAttribute("", "x", "", "",
+                                   String.valueOf(sect.objectXs[ii]));
+                attrs.addAttribute("", "y", "", "",
+                                   String.valueOf(sect.objectYs[ii]));
+                writer.emptyElement("", "object", "", attrs);
+            }
+
+            // write our interesting object tile information
+            for (int ii = 0; ii < sect.objectInfo.length; ii++) {
+                ObjectInfo info = sect.objectInfo[ii];
+                attrs = new AttributesImpl();
+                attrs.addAttribute("", "tileId", "", "",
+                                   String.valueOf(info.tileId));
+                attrs.addAttribute("", "x", "", "", String.valueOf(info.x));
+                attrs.addAttribute("", "y", "", "", String.valueOf(info.y));
+
+                if (!StringUtil.isBlank(info.action)) {
+                    attrs.addAttribute("", "action", "", "", info.action);
+                }
+                if (info.priority != 0) {
+                    attrs.addAttribute("", "priority", "", "",
+                                       String.valueOf(info.priority));
+                }
+                if (info.sx != 0 || info.sy != 0) {
+                    attrs.addAttribute("", "sx",  "", "",
+                                       String.valueOf(info.sx));
+                    attrs.addAttribute("", "sy",  "", "",
+                                       String.valueOf(info.sy));
+                    attrs.addAttribute("", "sorient",  "", "",
+                                       String.valueOf(info.sorient));
+                }
+                if (info.zations != 0) {
+                    attrs.addAttribute("", "zations",  "", "",
+                                       String.valueOf(info.zations));
+                }
+                writer.emptyElement("", "object", "", attrs);
+            }
+            writer.endElement("objects");
+            writer.endElement("section");
+        }
+        writer.endElement("sections");
+    }
+}