/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2000
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Peter Hartshorn <peter@igelaus.com.au>
 *   Ken Faulkner <faulkner@igelaus.com.au>
 *
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * decision by deleting the provisions above and replace them with the notice
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 * the provisions above, a recipient may use your version of this file under
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 * ***** END LICENSE BLOCK ***** */

#include "nsScreenXlib.h"
#include "xlibrgb.h"
#include <stdlib.h>

nsScreenXlib :: nsScreenXlib (  )
{
  NS_INIT_REFCNT();

  // nothing else to do. I guess we could cache a bunch of information
  // here, but we want to ask the device at runtime in case anything
  // has changed.
}


nsScreenXlib :: ~nsScreenXlib()
{
  // nothing to see here.
}


// addref, release, QI
NS_IMPL_ISUPPORTS1(nsScreenXlib, nsIScreen)


NS_IMETHODIMP
nsScreenXlib :: GetRect(PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight)
{
  XlibRgbHandle *xrh;
  if (!(xrh = xxlib_find_handle(XXLIBRGB_DEFAULT_HANDLE)))
    abort();
    
  *outTop = 0;
  *outLeft = 0;
  *outWidth = XDisplayWidth(xxlib_rgb_get_display(xrh), 0);
  *outHeight = XDisplayHeight(xxlib_rgb_get_display(xrh), 0);

  return NS_OK;
  
} // GetRect


NS_IMETHODIMP
nsScreenXlib :: GetAvailRect(PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight)
{
  XlibRgbHandle *xrh;
  if (!(xrh = xxlib_find_handle(XXLIBRGB_DEFAULT_HANDLE)))
    abort();
    
  *outTop = 0;
  *outLeft = 0;
  *outWidth  = XDisplayWidth(xxlib_rgb_get_display(xrh), 0);
  *outHeight = XDisplayHeight(xxlib_rgb_get_display(xrh), 0);

  return NS_OK;
  
} // GetAvailRect


NS_IMETHODIMP 
nsScreenXlib :: GetPixelDepth(PRInt32 *aPixelDepth)
{
  XlibRgbHandle *xrh;
  if (!(xrh = xxlib_find_handle(XXLIBRGB_DEFAULT_HANDLE)))
    abort();
  
  *aPixelDepth = xxlib_rgb_get_depth(xrh);

  return NS_OK;

} // GetPixelDepth


NS_IMETHODIMP 
nsScreenXlib :: GetColorDepth(PRInt32 *aColorDepth)
{
  return GetPixelDepth ( aColorDepth );

} // GetColorDepth