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package imaging.framework;

import java.awt.*;
import java.io.*;
import JACE.OS.*;
import JACE.Connection.*;


public class GIFHandler extends BlobWriter
{
  public GIFHandler (String filename, Image image, int length)
  {
    super (null, length, 0, filename);
    this.image_ = image;
    //    this.initialize ();
  }
  
  private void initialize ()
  {
    System.out.println ("In initialize ()");
    // Get the length -- number of bytes that will be sent
    try
      {
	GIFOutputStream ostream = new GIFOutputStream ();
	this.encoder_ = new GifEncoder (this.image_, ostream);
	this.encoder_.encode ();
	//	this.encoder_.Write (ostream);

	//	this.encoder_ = new GIFEncoder (this.image_);
	//	this.encoder_.Write (ostream);
	//	StringBuffer buf = ostream.data ();
	this.length_ = ostream.count ();
	System.out.println ("initialize: " + this.length_);
      }
    catch (IOException e)
      {
	ACE.ERROR ("Error writing to server");
      }
  }

  protected int sendRequest ()
  {
    if (this.sendHeader () == -1)
      {
	ACE.ERROR ("GIFHandler::sendHeader failed.");
	return -1;
      }
    else
      if (this.sendData () == -1)
	{
	  ACE.ERROR ("GIFHandler::sendData failed.");
	  return -1;
	}
    return 0;
  }

  // Send the data
  protected int sendData ()
  {
    try
      {
	if (this.length_ > 0)
	  {
	    OutputStream ostream = this.peer ().outputStream ();
	    this.encoder_ = new GifEncoder (this.image_, ostream);
	    this.encoder_.encode ();

	    //	this.encoder_ = new GIFEncoder (this.image_);
	    //	this.encoder_.Write (ostream);
	  }
	this.bytesWritten_ = this.length_;
	  
      }
    catch (IOException e)
      {
	ACE.ERROR ("Error writing to server");
      }
    return 0;
  }

  GifEncoder encoder_ = null;
  //  GIFEncoder encoder_ = null;
  Image image_ = null;
}