/*
 * Copyright (c) 2002-2004 Widespace, OU and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 *
 * Contributors:
 *     Igor Malinin - initial contribution
 *
 * $Id: DTDTextTools.java,v 1.3 2006-10-21 23:14:13 pombredanne Exp $
 */

package net.sourceforge.phpeclipse.xml.ui.text;

import java.util.Map;

import net.sourceforge.phpeclipse.ui.text.AbstractTextTools;
import net.sourceforge.phpeclipse.xml.ui.internal.text.DeclScanner;
import net.sourceforge.phpeclipse.xml.ui.internal.text.SingleTokenScanner;
import net.sourceforge.phpeclipse.xml.ui.internal.text.TextScanner;
import net.sourceforge.phpeclipse.xml.ui.internal.text.XMLPartitionScanner;

import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.text.IDocumentPartitioner;
import org.eclipse.jface.text.rules.DefaultPartitioner;
import org.eclipse.jface.text.rules.IPartitionTokenScanner;
import org.eclipse.jface.text.rules.RuleBasedScanner;

/**
 * 
 * 
 * @author Igor Malinin
 */
public class DTDTextTools extends AbstractTextTools {
	private static final String[] TOKENS = { IXMLSyntaxConstants.XML_DEFAULT,
			IXMLSyntaxConstants.XML_ATT_NAME,
			IXMLSyntaxConstants.XML_ATT_VALUE, IXMLSyntaxConstants.XML_ENTITY,
			IXMLSyntaxConstants.XML_PI, IXMLSyntaxConstants.XML_COMMENT,
			IXMLSyntaxConstants.XML_DECL, IXMLSyntaxConstants.DTD_CONDITIONAL, };

	private static final String[] TYPES = { XMLPartitionScanner.XML_PI,
			XMLPartitionScanner.XML_COMMENT, XMLPartitionScanner.XML_DECL,
			XMLPartitionScanner.DTD_CONDITIONAL, };

	/** The DTD partitions scanner */
	private XMLPartitionScanner dtdPartitionScanner;

	/** The DTD text scanner */
	private TextScanner dtdTextScanner;

	/** The DTD conditional sections scanner */
	private SingleTokenScanner dtdConditionalScanner;

	/** The XML processing instructions scanner */
	private SingleTokenScanner xmlPIScanner;

	/** The XML comments scanner */
	private SingleTokenScanner xmlCommentScanner;

	/** The XML declarations scanner */
	private DeclScanner xmlDeclScanner;

	/**
	 * Creates a new DTD text tools collection.
	 */
	public DTDTextTools(IPreferenceStore store) {
		super(store, TOKENS);

		dtdPartitionScanner = new XMLPartitionScanner(true);

		Map tokens = getTokens();

		dtdTextScanner = new TextScanner(tokens, '%',
				IXMLSyntaxConstants.XML_DEFAULT);

		dtdConditionalScanner = new SingleTokenScanner(tokens,
				IXMLSyntaxConstants.DTD_CONDITIONAL); // cond

		xmlPIScanner = new SingleTokenScanner(tokens,
				IXMLSyntaxConstants.XML_PI);

		xmlCommentScanner = new SingleTokenScanner(tokens,
				IXMLSyntaxConstants.XML_COMMENT);

		xmlDeclScanner = new DeclScanner(tokens);
	}

	/**
	 * 
	 */
	public IDocumentPartitioner createDTDPartitioner() {
		return new DefaultPartitioner(dtdPartitionScanner, TYPES);
	}

	/**
	 * 
	 */
	public IPartitionTokenScanner getDTDPartitionScanner() {
		return dtdPartitionScanner;
	}

	/**
	 * Returns a scanner which is configured to scan DTD text.
	 * 
	 * @return an DTD text scanner
	 */
	public RuleBasedScanner getDTDTextScanner() {
		return dtdTextScanner;
	}

	/**
	 * Returns a scanner which is configured to scan DTD conditional sections.
	 * 
	 * @return an DTD conditional section scanner
	 */
	public RuleBasedScanner getDTDConditionalScanner() {
		return dtdConditionalScanner;
	}

	/**
	 * Returns a scanner which is configured to scan XML processing
	 * instructions.
	 * 
	 * @return an XML processing instruction scanner
	 */
	public RuleBasedScanner getXMLPIScanner() {
		return xmlPIScanner;
	}

	/**
	 * Returns a scanner which is configured to scan XML comments.
	 * 
	 * @return an XML comment scanner
	 */
	public RuleBasedScanner getXMLCommentScanner() {
		return xmlCommentScanner;
	}

	/**
	 * Returns a scanner which is configured to scan XML declarations.
	 * 
	 * @return an XML declaration scanner
	 */
	public RuleBasedScanner getXMLDeclScanner() {
		return xmlDeclScanner;
	}
}