Current File : //proc/thread-self/root/home/waritko/yacy/libbuild/WebCat-swf/src/pt/tumba/parser/swf/Symbol.java
package pt.tumba.parser.swf;
import java.io.IOException;
/**
* Base class for all defined symbols
*
*@author unknown
*@created 15 de Setembro de 2002
*/
public abstract class Symbol {
/**
* Description of the Field
*/
protected int id = 0;
/**
* Constructor for the Symbol object
*/
protected Symbol() { }
/**
* Constructor for the Symbol object
*
*@param id Description of the Parameter
*/
protected Symbol(int id) {
this.id = id;
}
/**
* Get the internal SWF id for the symbol. This will always be zero for a
* Movie that was not loaded from an existing SWF until the Movie is
* written out.
*
*@return The id value
*/
public int getId() {
return id;
}
/**
* Make sure that the Symbol is fully defined in the given Movie and return
* the character id
*
*@param movie Description of the Parameter
*@param timelineWriter Description of the Parameter
*@param definitionWriter Description of the Parameter
*@return Description of the Return Value
*@exception IOException Description of the Exception
*/
protected int define(Movie movie,
SWFTagTypes timelineWriter,
SWFTagTypes definitionWriter)
throws IOException {
Integer integerId = (Integer) movie.definedSymbols.get(this);
if (integerId == null) {
integerId = new Integer(defineSymbol(movie,
timelineWriter,
definitionWriter));
movie.definedSymbols.put(this, integerId);
}
id = integerId.intValue();
return id;
}
/**
* Gets the nextId attribute of the Symbol object
*
*@param movie Description of the Parameter
*@return The nextId value
*/
protected int getNextId(Movie movie) {
return movie.maxId++;
}
/**
* Override to provide symbol definition
*
*@param movie Description of the Parameter
*@param timelineWriter Description of the Parameter
*@param definitionwriter Description of the Parameter
*@return the new symbol id
*@exception IOException Description of the Exception
*/
protected abstract int defineSymbol(Movie movie,
SWFTagTypes timelineWriter,
SWFTagTypes definitionwriter)
throws IOException;
}
Mini Shell