exporteps.java

来自「用Java开发的、实现类似Visio功能的应用程序源码」· Java 代码 · 共 80 行

/**
 *    $Id: ExportEPS.java $
 *
 *    Copyright 2004 ~ 2005 JingFei International Cooperation LTD. All rights reserved.
 *
 */
package com.jfimagine.jfgraph.transfer;
  
import java.awt.Graphics;
import java.awt.Graphics2D;

import java.io.FileWriter;
import java.io.PrintWriter;
import java.io.IOException;

//eps formats
import org.jibble.epsgraphics.*;


import com.jfimagine.utils.log.*;

 /**
 * ExportEPS class is used to output EPS images.
 *
 * @author     CookieMaker    
 *
 * @version $Revision: 1.3.0 $
 */ 
 
public class ExportEPS extends ExportBase{


	/**an internal log utility*/
	private JFLogger m_logger=JFLogManager.getLogger(this.getClass());
	
	
   	/** 
    	*  Export current page or list to a specified file.
    	*  @param fileName A specified file name to be exported.
    	*/
   	public boolean export(String fileName){
		try{ 
			prepareExport(); 

        		// Draw on the EPS Graphics2D.
        		Graphics2D g = new EpsGraphics2D("eps");
        		draw(g);
        
        		FileWriter rawOut = new FileWriter(fileName);
        		PrintWriter out = new PrintWriter( rawOut );
        		out.print(g.toString());
        		out.close();
        		
        		return true;        		

        	}catch(IOException e){
        		m_logger.error("export:"+e);
        		return false;
        	}
        	
       }
 
   	/** 
    	*  get export file extension.
    	*  @return the export file extension.
    	*/
   	public String getExportFileExt(){
   		return JFFileFilter.FILEEXT_EPS;
	}

   	/** 
    	*  get export file description
    	*  @return the export file description
    	*/
   	public String getExportFileDesc(){
   		return JFFileFilter.FILEDESC_EPS;
	}
 
}