/*
 * Copyright (c) 2004-2005 Hans Kratz.
 * Geert Bevin <gbevin[remove] at uwyn dot com>.
 * All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

import com.omnicore.cle.abstraction.HighlighterAbstraction;
import com.omnicore.cle.api.highlighter.HighlightingStyle;
import com.omnicore.cle.api.highlighter.HighlightingTokenInfo;
import com.omnicore.cle.api.highlighter.TokenIterator;
import com.omnicore.cle.api.highlighter.XmlUtilities;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.ArrayList;
import java.util.List;

public class RIFEXmlHighlighterMetadata implements HighlighterAbstraction
{
	private RIFEXmlHighlighter highlighter = new RIFEXmlHighlighter();
	
	public byte highlightLine(Reader lineReader, byte startState, TokenIterator tokenIterator)
	{
		highlighter.yyreset(lineReader);
		highlighter.setState(startState);
		byte token;
		do
		{
			token = highlighter.getNextToken();
			if (token != RIFEXmlHighlighter.YYEOF)
			{
				tokenIterator.tokenFound(token, highlighter.getTokenLength());
			}
		}
		while(token != RIFEXmlHighlighter.YYEOF);
		return highlighter.getCurrentState();
	}
	
	public int getStyleCount()
	{
		return highlighter.getStyleCount();
	}
	
	public byte getDefaultLineStartState()
	{
		return highlighter.getStartState();
	}
	
	public HighlightingTokenInfo[] getTokenInfos()
	{
		List<HighlightingTokenInfo> list = new ArrayList<HighlightingTokenInfo>();
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.PLAIN_STYLE, "Plain"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.CHAR_DATA, "Char data"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.TAG_SYMBOLS, "Tag symbols"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.COMMENT, "Comment"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.ATTRIBUTE_VALUE, "Attribute value"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.ATTRIBUTE_NAME, "Attribute name"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.PROCESSING_INSTRUCTION, "Processing instruction"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.TAG_NAME, "Tag name"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.RIFE_TAG, "RIFE Tag"));
		list.add(new HighlightingTokenInfo(RIFEXmlHighlighter.RIFE_NAME, "RIFE Name"));
		HighlightingTokenInfo[] res = new HighlightingTokenInfo[list.size()];
		list.toArray(res);
		return res;
	}
	
	public HighlightingStyle[] getDefaultStyles()
	{
		try
		{
			HighlightingStyle[] styles = XmlUtilities.getInstance().getHighlightingStylesFromXml
			(
				new InputStreamReader(RIFEXmlHighlighter.class.getResourceAsStream("rifestyles.xml"), "UTF-8")
			);
			return styles;
		}
		catch (Throwable t)
		{
			throw new InternalError();
		}
	}
	
	public boolean allowsCompletion(int style)
	{
		return false;
	}
	
	public byte getSemanticHighlightingUnIfedLineStyle()
	{
		return -1;
	}
	
	public byte getSemanticHighlightingTypeStyle()
	{
		return -1;
	}
	
	public byte getSemanticHighlightingDelegateStyle()
	{
		return -1;
	}
	
	public byte getSemanticHighlightingNamespaceStyle()
	{
		return -1;
	}
	
	public byte getSemanticHighlightingKeywordStyle()
	{
		return -1;
	}
	
	public boolean isHyperlinkableIdentifierStyle(byte style)
	{
		return false;
	}
}