org.eclipse.gmf.runtime.draw2d.ui.render.awt/src/org/eclipse/gmf/runtime/draw2d/ui/render/awt/internal/svg/metafile/AbstractSetExtentViewport.java

/******************************************************************************
 * Copyright (c) 2003, 2006 IBM Corporation and others.
 * 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:
 *    IBM Corporation - initial API and implementation 
 ****************************************************************************/

package org.eclipse.gmf.runtime.draw2d.ui.render.awt.internal.svg.metafile;

import java.io.IOException;

import org.eclipse.gmf.runtime.draw2d.ui.render.awt.internal.svg.metafile.IEmf2SvgConverter;
import org.eclipse.gmf.runtime.draw2d.ui.render.awt.internal.svg.metafile.IWmf2SvgConverter;
import org.eclipse.gmf.runtime.draw2d.ui.render.awt.internal.svg.metafile.Record;

/**  
 * @author dhabib
 */
abstract class AbstractSetExtentViewport implements IEmf2SvgConverter, IWmf2SvgConverter
{
	private static final int EMF_X_OFFSET	= 0;
	private static final int EMF_Y_OFFSET	= 4;
	
	private static final int WMF_X_OFFSET	= 2;
	private static final int WMF_Y_OFFSET	= 0;

	private int m_xExt = 0;
	private int m_yExt = 0;
	
	public void readWMFRecord( Record rec ) throws IOException
	{
		m_xExt = rec.getShortAt( WMF_X_OFFSET );		
		m_yExt = rec.getShortAt( WMF_Y_OFFSET );
	}

	public void readEMFRecord( Record rec ) throws IOException
	{
		m_xExt = rec.getIntAt( EMF_X_OFFSET );		
		m_yExt = rec.getIntAt( EMF_Y_OFFSET );		
	}
	
	protected int getX()
	{
		return m_xExt;
	}
	
	protected int getY()
	{
		return m_yExt;
	}

}