bprocessor-commit

[rimestad <rim...@us...>]

Update of /cvsroot/bprocessor/gl/src/net/sourceforge/bprocessor/gl/tool
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13819

Added Files:
	ToolFactory.java 
Log Message:
A factory for generating tools

--- NEW FILE: ToolFactory.java ---
//---------------------------------------------------------------------------------
// $Id: ToolFactory.java,v 1.1 2005/07/26 12:37:23 rimestad Exp $
//
// Copyright (c) 2005      The BProcessor Team (http://bprocessor.sourceforge.net) 
// Released under the Lesser GNU Public License v2.1
//---------------------------------------------------------------------------------
package net.sourceforge.bprocessor.gl.tool;

import net.sourceforge.bprocessor.gl.GLView;

import org.apache.log4j.Logger;

/**
 * A factory for tools
 */
public class ToolFactory {
  /** The logger */
  private static Logger log = Logger.getLogger(ToolFactory.class);

  /** The factory */
  private static ToolFactory factory;

  /** draw tool */
  private Tool draw;

  /** select tool */
  private Tool select;

  /**
   * Constructor
   * @param glv the GLView
   */
  private ToolFactory(GLView glv) {
    draw = new DrawTool(glv);
    select = new SelectTool(glv);
  }
  
  /**
   * Get the factory
   * @param glv The GLView
   * @return The factory
   */
  public static synchronized ToolFactory getFactory(GLView glv) {
    if (factory == null) {
      factory = new ToolFactory(glv);
    }
    return factory;
  }

  /**
   * Get the default tool
   * @return The tool 
   */
  public Tool getDefault() {
    return get(Tool.SELECT_TOOL);
  }

  /**
   * Get the tool i if it is a legal tool
   * @param i The tool number
   * @return The tool
   */
  public Tool get(int i) {
    if (i == Tool.SELECT_TOOL) {
      return select;
    } else if (i == Tool.DRAW_TOOL) {
      return draw;
    } else {
      log.error("[get] No such tool " + i);
      return null;
    }
  }
}