rdesktopcanvas_localised.java

cygwin 是一个在windows平台上运行的unix模拟环境

/* RdesktopCanvas_Localised.java
 * Component: ProperJavaRDP
 * 
 * Revision: $Revision: 1.7 $
 * Author: $Author: telliott $
 * Date: $Date: 2005/09/27 14:15:39 $
 *
 * Copyright (c) 2005 Propero Limited
 *
 * Purpose: Java 1.4 specific extension of RdesktopCanvas class
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 * 
 * (See gpl.txt for details of the GNU General Public License.)
 * 
 */
package net.propero.rdp;

import java.awt.Graphics;
import java.awt.Image;
import java.awt.image.*;
import java.awt.*;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;

import net.propero.rdp.RdesktopCanvas;

// Created on 03-Sep-2003

public class RdesktopCanvas_Localised extends RdesktopCanvas {
	private Robot robot = null;

    public static void saveToFile(Image image){
        if(Options.server_bpp == 8) return;
           
        BufferedImage img = null;
         
        img = new BufferedImage(image.getWidth(null), image.getHeight(null),BufferedImage.TYPE_INT_RGB);
        Graphics g = img.getGraphics();
        g.drawImage(image, 0, 0, null);
        
        // Write generated image to a file
        try {
            // Save as JPEG
            File file = new File("./testimages/" + Options.imgCount + ".jpg");
            Options.imgCount++;
            ImageIO.write(img, "jpg", file);
        } catch (IOException e) {
        }
        
        g.dispose();
    }    
        
    BufferedImage apex_backstore = null;
    
	RdesktopCanvas_Localised(int width, int height){
		super(width,height);
        apex_backstore = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
	}
	
	public void movePointer(int x, int y){
		Point p = this.getLocationOnScreen();
		x = x + p.x;
		y = y + p.y;
		robot.mouseMove(x, y);
	}

	protected Cursor createCustomCursor(Image wincursor, Point p, String s, int cache_idx){
		return Toolkit.getDefaultToolkit().createCustomCursor(wincursor, p, "");
	}	
	
		public void addNotify(){
		super.addNotify();

		if (robot == null) {
			try {
				robot = new Robot();
			} catch(AWTException e) {
			logger.warn("Pointer movement not allowed");
			}
		}
	}
        		
	public void update(Graphics g) {
		        
  		Rectangle r = g.getClipBounds();
	    g.drawImage(backstore.getSubimage(r.x,r.y,r.width,r.height),r.x,r.y,null);
        
        if(Options.save_graphics){
            RdesktopCanvas_Localised.saveToFile(backstore.getSubimage(r.x,r.y,r.width,r.height));
        }
                        
       
        //}
  		
    }
        
}