LoggingColorizer.java

/** 
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain Eclipse Public Licensed code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.logging.coloring;

import java.util.List;
import java.util.Vector;

import org.eclipse.swt.custom.StyleRange;

import com.aptana.ide.editors.unified.ILexemeColorMapperEx;
import com.aptana.ide.editors.unified.colorizer.ColorizerReader;
import com.aptana.ide.editors.unified.colorizer.LanguageColorizer;
import com.aptana.ide.lexer.ITokenList;
import com.aptana.ide.lexer.Lexeme;
import com.aptana.ide.logging.LoggingPreferences;

/**
 * Logging colorizer.
 * @author Denis Denisenko
 */
public class LoggingColorizer
{
    private LanguageColorizer colorMapper;
    
    /**
     * LoggingColorizer constructor.
     * @param tokenList - token list to use.
     */
    public LoggingColorizer(ITokenList tokenList)
    {
        ColorizerReader reader = new ColorizerReader(tokenList);
        
        colorMapper = reader.loadColorization(LoggingPreferences.COLORIZER_ID, true);
        if (colorMapper == null)
        {
            colorMapper = new LanguageColorizer(TokenTypes.LANGUAGE);
        }
    }

    
    /**
     * Creates styles for the lexemes list.
     * 
     * @param styles -
     *            styles list to fill.
     * @param lexemes -
     *            lexemes.
     * @param extendedStyling -
     *            whether to apply extended styling.
     */
    public void createStyles(Vector<StyleRange> styles, List<Lexeme> lexemes,
            boolean extendedStyling)
    {

        for (Lexeme lx : lexemes)
        {
            colorMapper.createStyle(null, lx, styles);

            if (extendedStyling && colorMapper instanceof ILexemeColorMapperEx)
            {
                ILexemeColorMapperEx colorMapperEx = (ILexemeColorMapperEx) colorMapper;
                colorMapperEx.createStyleEx(lx, styles);
            }
        }
    }
    
    /**
     * Creates styles for the lexemes list.
     * 
     * @param styles - styles list to fill.
     * @param lexemes - lexemes.
     * @param extendedStyling - whether to apply extended styling.
     */
    public void createStyles(Vector<StyleRange> styles, Lexeme[] lexemes,
            boolean extendedStyling)
    {

        for (Lexeme lx : lexemes)
        {
            colorMapper.createStyle(null, lx, styles);

            if (extendedStyling && colorMapper instanceof ILexemeColorMapperEx)
            {
                ILexemeColorMapperEx colorMapperEx = (ILexemeColorMapperEx) colorMapper;
                colorMapperEx.createStyleEx(lx, styles);
            }
        }
    }
}