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<title>
Class iicm.vrml.pw.VRMLparser
</title>
</head>
<body background="vrwavebg.gif">
<pre>
<a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-iicm.vrml.pw.html">This Package</a> <a href="iicm.vrml.pw.Traverser.html#_top_">Previous</a> <a href="iicm.vrml.pw.Viewpoint.html#_top_">Next</a> <a href="AllNames.html">Index</a></pre>
<hr>
<h1>
Class iicm.vrml.pw.VRMLparser
</h1>
<pre>
<a href="java.lang.Object.html#_top_">java.lang.Object</a>
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+----iicm.vrml.pw.VRMLparser
</pre>
<hr>
<dl>
<dt> public class <b>VRMLparser</b>
<dt> extends <a href="java.lang.Object.html#_top_">Object</a>
</dl>
VRMLparser - VRML parser class
Copyright (c) 1996,97 IICM
<hr>
<a name="index"></a>
<h2>
<img src="images/constructor-index.gif" width=275 height=38 alt="Constructor Index">
</h2>
<dl>
<dt> <img src="images/yellow-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#VRMLparser(java.io.InputStream)"><b>VRMLparser</b></a>(InputStream)
<dd> create VRMLparser for specific input stream to read from.
<dt> <img src="images/yellow-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#VRMLparser(java.io.InputStream, iicm.vrml.pw.ParserOutput)"><b>VRMLparser</b></a>(InputStream, ParserOutput)
<dd> VRMLparser constructor with message callbacks
</dl>
<h2>
<img src="images/method-index.gif" width=207 height=38 alt="Method Index">
</h2>
<dl>
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#getNodeNames()"><b>getNodeNames</b></a>()
<dd>
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#getVersion()"><b>getVersion</b></a>()
<dd> get VRML version; only valid after checkHeader or setVersion
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#isMovingWorlds()"><b>isMovingWorlds</b></a>()
<dd> this parser is currently designed for VRML 2.0 only; this method
could be used to distinguish Moving World Scenes from VRML 1.0
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#readBody()"><b>readBody</b></a>()
<dd> read VRML body
should not be called before readHeader or setVersion
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#readHeader()"><b>readHeader</b></a>()
<dd> check header of VRML data stream
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#readStream()"><b>readStream</b></a>()
<dd> parse complete VRML stream (header + body)
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#setVersion(float)"><b>setVersion</b></a>(float)
<dd> set VRML version for headerless VRML stream
</dl>
<a name="constructors"></a>
<h2>
<img src="images/constructors.gif" width=231 height=38 alt="Constructors">
</h2>
<a name="VRMLparser"></a>
<a name="VRMLparser(java.io.InputStream)"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a>
<b>VRMLparser</b>
<pre>
public VRMLparser(<a href="java.io.InputStream.html#_top_">InputStream</a> input)
</pre>
<dl>
<dd> create VRMLparser for specific input stream to read from.
(underlying parser buffers input stream itself.)
Note: will not return before 1st byte of InputStream is read (blocks)
</dl>
<a name="VRMLparser(java.io.InputStream, iicm.vrml.pw.ParserOutput)"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a>
<b>VRMLparser</b>
<pre>
public VRMLparser(<a href="java.io.InputStream.html#_top_">InputStream</a> input,
<a href="iicm.vrml.pw.ParserOutput.html#_top_">ParserOutput</a> po)
</pre>
<dl>
<dd> VRMLparser constructor with message callbacks
</dl>
<a name="methods"></a>
<h2>
<img src="images/methods.gif" width=151 height=38 alt="Methods">
</h2>
<a name="setVersion(float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setVersion"><b>setVersion</b></a>
<pre>
public void setVersion(float ver)
</pre>
<dl>
<dd> set VRML version for headerless VRML stream
</dl>
<a name="getVersion()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getVersion"><b>getVersion</b></a>
<pre>
public float getVersion()
</pre>
<dl>
<dd> get VRML version; only valid after checkHeader or setVersion
</dl>
<a name="isMovingWorlds()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="isMovingWorlds"><b>isMovingWorlds</b></a>
<pre>
public boolean isMovingWorlds()
</pre>
<dl>
<dd> this parser is currently designed for VRML 2.0 only; this method
could be used to distinguish Moving World Scenes from VRML 1.0
<dl>
<dt> <b>Returns:</b>
<dd> flag, whether data is in Moving Worlds (VRML 2.0) format
</dl>
</dl>
<a name="readStream()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="readStream"><b>readStream</b></a>
<pre>
public <a href="iicm.vrml.pw.GroupNode.html#_top_">GroupNode</a> readStream()
</pre>
<dl>
<dd> parse complete VRML stream (header + body)
<dl>
<dt> <b>Returns:</b>
<dd> root node
<dt> <b>See Also:</b>
<dd> <a href="readHeader, readBody.html#_top_">readHeader, readBody</a>
</dl>
</dl>
<a name="readHeader()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="readHeader"><b>readHeader</b></a>
<pre>
public float readHeader()
</pre>
<dl>
<dd> check header of VRML data stream
<dl>
<dt> <b>Returns:</b>
<dd> VRML version identifier or 0 on failure
</dl>
</dl>
<a name="readBody()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="readBody"><b>readBody</b></a>
<pre>
public <a href="iicm.vrml.pw.GroupNode.html#_top_">GroupNode</a> readBody()
</pre>
<dl>
<dd> read VRML body
should not be called before readHeader or setVersion
</dl>
<a name="getNodeNames()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getNodeNames"><b>getNodeNames</b></a>
<pre>
public <a href="java.util.Hashtable.html#_top_">Hashtable</a> getNodeNames()
</pre>
<hr>
<pre>
<a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-iicm.vrml.pw.html">This Package</a> <a href="iicm.vrml.pw.Traverser.html#_top_">Previous</a> <a href="iicm.vrml.pw.Viewpoint.html#_top_">Next</a> <a href="AllNames.html">Index</a></pre>
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