source: branches/2.5/admin/navbar-sel.php @ 5509

<?php
                /*************************************************************************** 
                * Expresso Livre                                                           * 
                * http://www.expressolivre.org                                             * 
                * --------------------------------------------                             * 
                *  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.                                              * 
                \**************************************************************************/ 
                
//
// SourceForge Knowledge Base Module v.1.0.0
// 
// Created by Patrick Walsh (pjw@users.sourceforge.net) 6/00
// Copyright (c) ... aw, hell, copy all the code you want
//

/*
        This code was adapted from Rasmus Lerdorf's article on PHPBuilder
        http://www.phpbuilder.com/columns/rasmus19990124.php3
*/

function openGif($filename) {

        if (!$filename) { $filename = "navbar.gif"; }
        $im = @imagecreatefromgif($filename);
        if ($im == "") { /* test for success of file creation */
                $im = imagecreate(300,15); /* Create a blank image */
                $bgc = imagecolorallocate($im, 255, 255, 255);
                $tc = imagecolorallocate($im, 0, 0, 0);
                imagefilledrectangle($im, 0, 0, 300, 15, $bgc);
                imagestring($im,1,2,2,"Error loading $filename", $tc);
        }
        return $im;
}

function getRGB($web_color) {
        if (strlen($web_color) != 6) {
                return false;
        } else {
                $retval["r"] = hexdec(substr($web_color,0,2));
                $retval["g"] = hexdec(substr($web_color,2,2));
                $retval["b"] = hexdec(substr($web_color,4,2));
                return $retval;
        }
}
  $phpgw_info = array();
  $phpgw_info["flags"]["currentapp"] = "admin";
  $phpgw_info["flags"]["nonavbar"] = True;
  $phpgw_info["flags"]["noheader"] = True;
  include("../header.inc.php");

        
  Header( "Content-type: image/gif");

  $border = 1;

//echo $filename;
  $im = openGif($filename); /* Open the provided file */
  $bg = getRGB($phpgw_info["theme"]["navbar_bg"]); /* get navbar theme */
  $fg = getRGB($phpgw_info["theme"]["navbar_text"]);
  $navbar_bg = ImageColorAllocate($im, $bg["r"], $bg["g"], $bg["b"]);
  $navbar_fg = ImageColorAllocate($im, $fg["r"], $fg["g"], $fg["b"]);

  $dk_gray = ImageColorAllocate($im, 128, 128, 128);
  $lt_gray = ImageColorAllocate($im, 192, 192, 192);

  $dx = ImageSX($im);  /* get image size */
  $dy = ImageSY($im);

  ImageFilledRectangle($im,0, 0, $dx, $border,$dk_gray); /* top */
  ImageFilledRectangle($im,0, 0, $border, $dy,$dk_gray); /* left */
  ImageFilledRectangle($im,$dx-$border-1, 0, $dx, $dy,$lt_gray); /* right */
  ImageFilledRectangle($im,0, $dy-$border-1, $dx, $dy,$lt_gray); /* bottom */

  //ImageGif($im,"$DOCUMENT_ROOT/kb/xml/$filename");

  ImageGif($im);
        
  ImageDestroy($im);
?>