/***********************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * Actuate Corporation - initial API and implementation
 ***********************************************************************/

package org.eclipse.birt.chart.device;

import java.util.Locale;

import org.eclipse.birt.chart.model.component.Label;

import com.ibm.icu.util.ULocale;

/**
 * A no-op adapter implementation for the
 * {@link org.eclipse.birt.chart.device.ITextMetrics}interface definition.
 */
public class TextAdapter implements ITextMetrics
{

	private transient ULocale lcl = null;

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#reuse(org.eclipse.birt.chart.model.component.Label)
	 */
	public void reuse( Label la )
	{
		reuse( la, 0 );
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#reuse(org.eclipse.birt.chart.model.component.Label,
	 *      double)
	 */
	public void reuse( Label la, double forceWrappingSize )
	{
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getHeight()
	 */
	public double getHeight( )
	{
		return 0;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getDescent()
	 */
	public double getDescent( )
	{
		return 0;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getFullHeight()
	 */
	public double getFullHeight( )
	{
		return 0;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getFullWidth()
	 */
	public double getFullWidth( )
	{
		return 0;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getLineCount()
	 */
	public int getLineCount( )
	{
		return 0;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getLine(int)
	 */
	public String getLine( int iIndex )
	{
		return null;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#dispose()
	 */
	public void dispose( )
	{
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getLocale()
	 */
	public final Locale getLocale( )
	{
		return getULocale( ).toLocale( );
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.ITextMetrics#getULocale()
	 */
	public final ULocale getULocale( )
	{
		return ( lcl == null ) ? ULocale.getDefault( ) : lcl;
	}

	/**
	 * Sets current locale.
	 * 
	 * @param lcl
	 */
	public final void setLocale( ULocale lcl )
	{
		this.lcl = lcl;
	}
}