krysalis-jplugin/src/java/org/krysalis/swingx/concerns RenderingHintsConcern.java,NONE,1.1

Update of /cvsroot/metamorphosis/krysalis-jplugin/src/java/org/krysalis/swingx/concerns
In directory sc8-pr-cvs1:/tmp/cvs-serv32290/src/java/org/krysalis/swingx/concerns

Added Files:
	RenderingHintsConcern.java 
Log Message:
Rename to a new more generic name.

--- NEW FILE: RenderingHintsConcern.java ---
/*****************************************************************************
 * Copyright (C) The Krysalis project. All rights reserved.                  *
 * ------------------------------------------------------------------------- *
 * This software is published under the terms of the Krysalis Software       *
 * License version 1.1_01, a copy of which has been included  with this      *
 * distribution in the LICENSE file.                                         *
 *****************************************************************************/
package org.krysalis.swingx.concerns;

import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;

import net.sf.cglib.BeforeAfterInterceptor;
import net.sf.cglib.Enhancer;

/**
 * 
 * Decorates components with antialiasing and keeps track of
 * antialiasing status.
 * 
 * Example:
 * JTextArea jTextArea = (JTextArea)RenderingHintsConcern.newInstance( javax.swing.JTextArea.class );
 * 
 *@author     <a href="mailto:[email protected]">Nicola Ken Barozzi</a>
 *@created    June 20, 2001
 *@version    1.0
 */
public class RenderingHintsConcern extends BeforeAfterInterceptor {

  static RenderingHintsConcern callback = new RenderingHintsConcern();
  
    private static boolean enabled = true;
    private static final Map antialiasingHints= new HashMap();
    private static Map hints= new HashMap();
          
          
  private RenderingHintsConcern() {
    antialiasingHints.put(RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);
    antialiasingHints.put(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
    antialiasingHints.put(RenderingHints.KEY_TEXT_ANTIALIASING,
            RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    antialiasingHints.put(RenderingHints.KEY_FRACTIONALMETRICS,
            RenderingHints.VALUE_FRACTIONALMETRICS_ON);
            
    hints = antialiasingHints;
    
  }

  
      public static  Object newInstance( Class clazz ){
        try{  
            return Enhancer.enhance(clazz, null, callback);
        }catch( Throwable e ){
           e.printStackTrace(); 
           throw new Error(e.getMessage());
        }  
    
      }

    
      /** this method is invoked after execution
       * @param obj this
       * @param method Method
       * @param args Arg array
       * @param retValFromBefore value returned from beforeInvoke
       * @param invokedSuper value returned from invoke super
       * @param retValFromSuper value returner from super
       * @param e Exception thrown by super
       * @throws Throwable any exeption
       * @return value to return from generated method
       */
      public Object afterReturn(Object obj,
                                 Method method, 
                                 Object[] args, 
                                 boolean invokedSuper, 
                                 Object retValFromSuper, 
                                 Throwable e) throws java.lang.Throwable {
       
           if(e != null){
             throw e.fillInStackTrace();
           }

           //do nothing, as the real method has to do any necessary 
           //hint resetting nad our settings are default                  
        
          return retValFromSuper;
      }
    
      /** Generated code calls this method before invoking super
       * @param obj this
       * @param method Method
       * @param args Arg array
       * @param retValFromBefore value returned from beforeInvoke
       * @throws Throwable any exeption to stop execution
       * @return true if need to invoke super
       */
      public boolean invokeSuper(Object obj, java.lang.reflect.Method method, Object[] args) throws java.lang.Throwable {
        
        if(method.getName().equals("paint")){
          if (enabled) {
              Graphics2D g = (Graphics2D) args[0] ;
              g.setRenderingHints(hints);

          }

        }    
          return true;
      }
    
    public static boolean isEnabled() {
      return enabled;
    }

    public static void setEnabled(boolean enabled) {
      RenderingHintsConcern.enabled = enabled;
    }

    public static Map getHints() {
      return hints;
    }

    public static void setHints(Map hints) {
      RenderingHintsConcern.hints = hints;
    }

    public static Map getAntialiasingHints() {
      return antialiasingHints;
    }

}







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