includes/graphs.php
changeset 1010 12e76b1acb4e
parent 1009 fa665a95e99d
child 1011 96119a79cf81
--- a/includes/graphs.php	Fri May 29 13:55:16 2009 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1051 +0,0 @@
-<?php
-
-/*
- * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
- * Version 1.1.6 (Caoineag beta 1)
- * Copyright (C) 2006-2008 Dan Fuhry
- *
- * This program is Free Software; you can redistribute 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 details.
- */
-
-// BarGraph for PHP
-// Source: http://www.phpclasses.org/browse/package/1567.html
-// License: PHP license, see licenses/phplic.html included with this package
-
-class GraphMaker {
-  /**
-   * GraphMaker::bar_width
-   * Width of bars
-   */
-  var $bar_width = 32;
-  /**
-   * GraphMaker::bar_height
-   * Height of bars
-   */
-  var $bar_height = 8;
-  /**
-   * GraphMaker::bar_data
-   * Data of all bars
-   */
-  var $bar_data = array('a' => 7, 'b' => 3, 'c' => 6, 'd' => 0, 'e' => 2);
-  /**
-   * GraphMaker::bar_padding
-   * Padding of bars
-   */
-  var $bar_padding = 5;
-  /**
-   * GraphMaker::bar_bordercolor
-   * Border color of bars
-   */
-  var $bar_bordercolor = array(39, 78, 120);
-  /**
-   * GraphMaker::bar_bgcolor
-   * Background color of bars
-   */
-  var $bar_bgcolor = array(69, 129, 194);
-  //---------------------------------------------
-  /**
-   * GraphMaker::graph_areaheight
-   * Height of graphic area
-   */
-  var $graph_areaheight = 100;
-  /**
-   * GraphMaker::graph_padding
-   * Paddings of graph
-   */
-  var $graph_padding = array('left' => 50, 'top' => 20, 'right'  => 20, 'bottom' => 20);
-  /**
-   * GraphMaker::graph_title
-   * Title text of graph
-   */
-  var $graph_title = "";
-  /**
-   * GraphMaker::graph_bgcolor
-   * Background color of graph
-   */
-  var $graph_bgcolor = array(255, 255, 255);
-  /**
-   * GraphMaker::graph_bgtransparent
-   * Boolean for background transparency
-   */
-  var $graph_bgtransparent = 0;
-  /**
-   * GraphMaker::graph_transparencylevel
-   * Transparency level (0=opaque, 127=transparent)
-   */
-  var $graph_transparencylevel = 0;
-  /**
-   * GraphMaker::graph_borderwidth
-   * Width of graph border
-   */
-  var $graph_borderwidth = 1;
-  /**
-   * GraphMaker::graph_bordercolor
-   * Border color of graph
-   */
-  var $graph_bordercolor = array(218, 218, 239);
-  /**
-   * GraphMaker::graph_titlecolor
-   * Color of title text of graph
-   */
-  var $graph_titlecolor = array(99, 88, 78);
-  //---------------------------------------------
-  /**
-   * GraphMaker::axis_step
-   * Scale step of axis
-   */
-  var $axis_step = 2;
-  /**
-   * GraphMaker::axis_bordercolor
-   * Border color of axis
-   */
-  var $axis_bordercolor = array(99, 88, 78);
-  /**
-   * GraphMaker::axis_bgcolor
-   * Background color of axis
-   */
-  var $axis_bgcolor = array(152, 137, 124);
-
-  /****************************************************************
-                              GRAPH
-  ****************************************************************/
-
-  /**
-   * GraphMaker::SetGraphAreaHeight()
-   * Sets graph height (not counting top and bottom margins)
-   **/
-  function SetGraphAreaHeight($height) {
-    if ($height > 0) $this->graph_areaheight = $height;
-  }
-
-  /**
-   * GraphMaker::SetGraphPadding()
-   * Sets graph padding (margins)
-   **/
-  function SetGraphPadding($left, $top, $right, $bottom) {
-    $this->graph_padding = array('left'   => (int) $left,
-                                 'top'    => (int) $top,
-                                 'right'  => (int) $right,
-                                 'bottom' => (int) $bottom);
-  }
-
-  /**
-   * GraphMaker::SetGraphTitle()
-   * Set title text
-   **/
-  function SetGraphTitle($title) {
-    $this->graph_title = $title;
-  }
-
-  /**
-   * GraphMaker::SetGraphBorderColor()
-   * Sets border color for graph
-   **/
-  function SetGraphBorderColor($red, $green, $blue) {
-    $this->graph_bordercolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetGraphBorderWidth()
-   * Set width of border. 0 disables border
-   **/
-  function SetGraphBorderWidth($width = 0) {
-    $this->graph_borderwidth = $width;
-  }
-
-  /**
-   * GraphMaker::SetGraphBackgroundColor()
-   * Sets background color for graph
-   **/
-  function SetGraphBackgroundColor($red, $green, $blue) {
-    $this->graph_bgcolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetGraphBackgroundTransparent()
-   * Sets background color for graph (and set it transparent)
-   **/
-  function SetGraphBackgroundTransparent($red, $green, $blue, $addtransparency = 1) {
-    $this->graph_bgcolor = array($red, $green, $blue);
-    $this->graph_bgtransparent = ($addtransparency ? 1 : 0);
-  }
-
-  /**
-   * GraphMaker::SetGraphTitleColor()
-   * Sets title color for graph
-   **/
-  function SetGraphTitleColor($red, $green, $blue) {
-    $this->graph_titlecolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetGraphTransparency()
-   * Sets transparency for graph
-   **/
-  function SetGraphTransparency($percent) {
-    if ($percent < 0) $percent = 0;
-    elseif ($percent > 100) $percent = 127;
-    else $percent = $percent * 1.27;
-    $this->graph_transparencylevel = $percent;
-  }
-
-  /****************************************************************
-                               BAR
-  ****************************************************************/
-
-  /**
-   * GraphMaker::SetBarBorderColor()
-   * Sets border color for bars
-   **/
-  function SetBarBorderColor($red, $green, $blue) {
-    $this->bar_bordercolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetBarBackgroundColor()
-   * Sets background color for bars
-   **/
-  function SetBarBackgroundColor($red, $green, $blue) {
-    $this->bar_bgcolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetBarData()
-   * Sets data of graph (parameter should be an array with key
-   * being the name of the bar and the value the value of the bar.
-   **/
-  function SetBarData($data) {
-    if (is_array($data)) $this->bar_data = $data;
-  }
-
-  /**
-   * GraphMaker::SetBarDimensions()
-   * Sets with and height of each bar
-   **/
-  function SetBarDimensions($width, $height) {
-    if ($width > 0) $this->bar_width = $width;
-    if ($height > 0) $this->bar_height = $height;
-  }
-
-  /**
-   * GraphMaker::SetBarPadding()
-   * Sets padding (border) around each bar
-   **/
-  function SetBarPadding($padding) {
-    if ($padding > 0) $this->bar_padding = $padding;
-  }
-
-  /****************************************************************
-                               AXIS
-  ****************************************************************/
-
-  /**
-   * GraphMaker::SetAxisBorderColor()
-   * Sets border color for axis
-   **/
-  function SetAxisBorderColor($red, $green, $blue) {
-    $this->axis_bordercolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetAxisBackgroundColor()
-   * Sets background color for axis
-   **/
-  function SetAxisBackgroundColor($red, $green, $blue) {
-    $this->axis_bgcolor = array($red, $green, $blue);
-  }
-
-  /**
-   * GraphMaker::SetAxisStep()
-   * Sets axis scale step
-   **/
-  function SetAxisStep($step) {
-    if ($step > 0) $this->axis_step = $step;
-  }
-
-  /**
-   * GraphMaker::GetFinalGraphDimensions()
-   * From the values already setted, it calculates image
-   * width and height
-   **/
-  function GetFinalGraphDimensions() {
-    $w = $this->graph_padding['left'] +
-         (count($this->bar_data) * ($this->bar_width + ($this->bar_padding * 2))) +
-         $this->graph_padding['right'];
-    $h = $this->graph_padding['top'] +
-         $this->graph_areaheight +
-         $this->graph_padding['bottom'];
-    return array($w, $h);
-  }
-
-  /**
-   * GraphMaker::LoadGraph()
-   * Loads definitions from a file
-   **/
-  function LoadGraph($path) {
-    if (($fp = @fopen($path, "r")) !== false) {
-      $content = "";
-      while (!feof($fp)) {              // I do not use filesize() here
-        $content .= fread($fp, 4096);   // because of remote files. If
-      }                                 // there is no problem with them
-      fclose($fp);                      // please let me know
-      $this->__LoadGraphDefinitions($content);
-      return true;
-    } else return false;
-  }
-
-  /**
-   * GraphMaker::DrawGraph()
-   * Draw all the graph: bg, axis, bars, text.. and output it
-   * Optional file parameter turns output to file, and bool on success
-   **/
-  function DrawGraph($file = "") {
-    list($w, $h) = $this->GetFinalGraphDimensions();
-    $this->graph_width = $w;
-    $this->graph_height = $h;
-
-    $this->im = imagecreatetruecolor($w, $h);
-    if ($this->graph_transparencylevel) {
-      imagealphablending($this->im, true);
-    }
-
-    $this->__PaintBackground();
-    $this->__DrawAxis();
-
-    $p = 0;
-    foreach ($this->bar_data as $name => $value) {
-      $p++;
-      $this->__DrawBarText($p, $name);
-      $this->__DrawBar($p, $value);
-    }
-
-    if (strlen($this->graph_title)) {
-      $this->__AllocateColor("im_graph_titlecolor",
-                             $this->graph_titlecolor,
-                             $this->graph_transparencylevel);
-      $this->__DrawText($this->graph_title,
-                        floor($this->graph_width / 2),
-                        $this->graph_borderwidth + 2,
-                        $this->im_graph_titlecolor,
-                        2,
-                        1);
-    }
-
-    if (strlen($file)) {
-      $ret = imagepng($this->im, $file);
-    } else {
-      header('Content-Type: image/png');
-      imagepng($this->im);
-      $ret = true;
-    }
-    imagedestroy($this->im);
-    return $ret;
-  }
-
-  /**
-   * GraphMaker::PaintBackground()
-   * Draw all the graph: bg, axis, bars, text.. and output it
-   * Optional file parameter turns output to file, and bool on success
-   **/
-  function __PaintBackground() {
-    $this->__AllocateColor("im_graph_bgcolor",
-                           $this->graph_bgcolor,
-                           0);
-    imagefilledrectangle($this->im,
-                         0,
-                         0,
-                         $this->graph_width,
-                         $this->graph_height,
-                         $this->im_graph_bgcolor);
-    if ($this->graph_bgtransparent) {
-      imagecolortransparent($this->im, $this->im_graph_bgcolor);
-    }
-    if ($this->graph_borderwidth) {
-      $this->__AllocateColor("im_graph_bordercolor",
-                             $this->graph_bordercolor,
-                             $this->graph_transparencylevel);
-      for ($i = 0; $i < $this->graph_borderwidth; $i++) {
-        imagerectangle($this->im,
-                       $i,
-                       $i,
-                       $this->graph_width - 1 - $i,
-                       $this->graph_height - 1 - $i,
-                       $this->im_graph_bordercolor);
-      }
-    }
-  }
-
-  /**
-   * GraphMaker::__DrawAxis()
-   * Draws all the axis stuff (and scale steps)
-   **/
-  function __DrawAxis() {
-    $this->__AllocateColor("im_axis_bordercolor",
-                           $this->axis_bordercolor,
-                           $this->graph_transparencylevel);
-    $this->__AllocateColor("im_axis_bgcolor",
-                           $this->axis_bgcolor,
-                           $this->graph_transparencylevel);
-    $this->__DrawPolygon($this->graph_padding['left'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->graph_padding['left'], $this->graph_padding['top'],
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_padding['top'] - $this->bar_height + 1,
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->im_axis_bgcolor, true);
-    $this->__DrawPolygon($this->graph_padding['left'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->graph_padding['left'], $this->graph_padding['top'],
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_padding['top'] - $this->bar_height + 1,
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->im_axis_bordercolor);
-
-    $this->__DrawPolygon($this->graph_padding['left'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->graph_width - $this->graph_padding['right'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->graph_width - $this->graph_padding['right'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->im_axis_bgcolor, true);
-    $this->__DrawPolygon($this->graph_padding['left'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->graph_padding['left'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->graph_width - $this->graph_padding['right'] + $this->bar_height - 1, $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                         $this->graph_width - $this->graph_padding['right'], $this->graph_height - $this->graph_padding['bottom'],
-                         $this->im_axis_bordercolor);
-
-    // draw lines that separate bars
-    $total_bars = count($this->bar_data);
-    for ($i = 1; $i < $total_bars; $i++) {
-      $offset = $this->graph_padding['left'] +
-                (($this->bar_width + ($this->bar_padding * 2)) * $i);
-      imageline($this->im,
-                $offset,
-                $this->graph_height - $this->graph_padding['bottom'],
-                $offset + $this->bar_height - 1,
-                $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height + 1,
-                $this->im_axis_bordercolor);
-    }
-
-    // draw scale steps
-    $max_value = $this->__GetMaxGraphValue();
-    if (($max_value % 10) > 0) {
-      $max_value = $max_value + (10 - ($max_value % 10));
-    }
-    $this->axis_max = $max_value;
-    $y = 0;
-    $style = array($this->im_axis_bordercolor, $this->im_graph_bgcolor);
-    imagesetstyle($this->im, $style);
-    while ($y <= $max_value) {
-      if ($max_value == 0) { $max_value=1; } // corrected by Marcelo Trenkenchu
-      $offset = floor($this->graph_height - $this->graph_padding['bottom'] -
-                ($y * $this->graph_areaheight / $max_value));
-      imageline($this->im,
-                $this->graph_padding['left'],
-                $offset,
-                $this->graph_padding['left'] + $this->bar_height - 1,
-                $offset - $this->bar_height + 1,
-                $this->im_axis_bordercolor);
-      $this->__DrawText($y,
-                        $this->graph_padding['left'],
-                        $offset,
-                        $this->im_axis_bordercolor,
-                        1,
-                        2,
-                        1);
-      // gridline
-      if ($y > 0) {
-        imageline($this->im,
-                  $this->graph_padding['left'] + $this->bar_height,
-                  $offset - $this->bar_height + 1,
-                  $this->graph_width - $this->graph_padding['right'] + $this->bar_height - 1,
-                  $offset - $this->bar_height + 1,
-                  IMG_COLOR_STYLED);
-      }
-      $y += $this->axis_step;
-    }
-
-    imageline($this->im,
-              $this->graph_width - $this->graph_padding['right'] + $this->bar_height - 1,
-              $this->graph_padding['top'] - $this->bar_height + 1,
-              $this->graph_width - $this->graph_padding['right'] + $this->bar_height - 1,
-              $this->graph_height - $this->graph_padding['bottom'] - $this->bar_height,
-              IMG_COLOR_STYLED);
-  }
-
-  /**
-   * GraphMaker::__DrawText()
-   * Draws text on image with color, size and alignment options
-   **/
-  function __DrawText($text, $x, $y, $color, $size = 1, $align = 0, $valign = 0) {
-    /*
-     * Align: 0=left | 1=center | 2=right
-     */
-    if ($align == 1) $x -= floor(strlen($text) * imagefontwidth($size) / 2);
-    elseif ($align == 2) $x -= (strlen($text) * imagefontwidth($size));
-    if ($valign == 1) $y -= floor(imagefontheight($size) / 2);
-    elseif ($valign == 2) $y -= imagefontheight($size);
-    imagestring($this->im,
-                $size,
-                $x,
-                $y,
-                $text,
-                $color);
-  }
-
-  /**
-   * GraphMaker::__GetMaxGraphValue()
-   * Returns max bar value
-   **/
-  function __GetMaxGraphValue() {
-    $max_value = 0;
-    foreach ($this->bar_data as $name => $value) {
-      if ($value > $max_value) $max_value = $value;
-    }
-    return $max_value;
-  }
-
-  /**
-   * GraphMaker::__DrawBarText()
-   * Determines top and left to draw text to a choosen bar
-   **/
-  function __DrawBarText($bar, $text) {
-    $this->__DrawText($text,
-                      $this->graph_padding['left'] + (($this->bar_width + ($this->bar_padding * 2)) * ($bar - 0.5)),
-                      $this->graph_height - $this->graph_padding['bottom'] + 1,
-                      $this->axis_bordercolor,
-                      1,
-                      1);
-  }
-
-  /**
-   * GraphMaker::__DrawBar()
-   * Draws a choosen bar with it's value
-   **/
-  function __DrawBar($bar, $value) {
-    $x = $this->graph_padding['left'] +
-         (($this->bar_width + ($this->bar_padding * 2)) * ($bar - 1)) +
-         $this->bar_padding;
-    if ($this->axis_max == 0) { $this->axis_max = 1; } // corrected by Marcelo Trenkenchu
-    $y = $value * $this->graph_areaheight / $this->axis_max;
-    $this->____DrawBar($x,
-                       $this->graph_height - $this->graph_padding['bottom'] - $y,
-                       $x + $this->bar_width,
-                       $this->graph_height - $this->graph_padding['bottom']);
-  }
-
-  /**
-   * GraphMaker::____DrawBar()
-   * Draws the actual rectangles that form a bar
-   **/
-  function ____DrawBar($x1, $y1, $x2, $y2) {
-    $this->__AllocateColor("im_bar_bordercolor",
-                           $this->bar_bordercolor,
-                           $this->graph_transparencylevel);
-    $this->__AllocateColor("im_bar_bgcolor",
-                           $this->bar_bgcolor,
-                           $this->graph_transparencylevel);
-    $this->__DrawPolygon($x1,                         $y1,
-                         $x2,                         $y1,
-                         $x2,                         $y2,
-                         $x1,                         $y2,
-                         $this->im_bar_bgcolor,       true);
-    $this->__DrawPolygon($x1,                         $y1,
-                         $x2,                         $y1,
-                         $x2,                         $y2,
-                         $x1,                         $y2,
-                         $this->im_bar_bordercolor);
-    $this->__DrawPolygon($x1,                         $y1,
-                         $x2,                         $y1,
-                         $x2 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $x1 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $this->im_bar_bgcolor,       true);
-    $this->__DrawPolygon($x1,                         $y1,
-                         $x2,                         $y1,
-                         $x2 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $x1 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $this->im_bar_bordercolor);
-    $this->__DrawPolygon($x2,                         $y2,
-                         $x2,                         $y1,
-                         $x2 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $x2 + $this->bar_height - 1, $y2 - $this->bar_height + 1,
-                         $this->im_bar_bgcolor,       true);
-    $this->__DrawPolygon($x2,                         $y2,
-                         $x2,                         $y1,
-                         $x2 + $this->bar_height - 1, $y1 - $this->bar_height + 1,
-                         $x2 + $this->bar_height - 1, $y2 - $this->bar_height + 1,
-                         $this->im_bar_bordercolor);
-  }
-
-  /**
-   * GraphMaker::__DrawPolygon()
-   * Draws a (filled) (ir)regular polygon
-   **/
-  function __DrawPolygon($x1, $y1, $x2, $y2, $x3, $y3, $x4, $y4, $color, $filled = false) {
-    if ($filled) {
-      imagefilledpolygon($this->im, array($x1, $y1, $x2, $y2, $x3, $y3, $x4, $y4), 4, $color);
-    } else {
-      imagepolygon($this->im, array($x1, $y1, $x2, $y2, $x3, $y3, $x4, $y4), 4, $color);
-    }
-  }
-
-  /**
-   * GraphMaker::__LoadGraphDefinitions()
-   * Loads definitions to a graph from text lines (normaly
-   * they come from a file). This function is called by
-   * GraphMaker::LoadGraph()
-   **/
-  function __LoadGraphDefinitions($text) {
-    $text = preg_split("/\r?\n/", $text);
-    $data = array();
-    $section = '';
-    for ($i = 0; $i < count($text); $i++) {
-      if (preg_match("/^\s*#/", $text[$i])) {
-        //ignore.. it's just a comment
-      } elseif (preg_match("/^\s*\}\s*/", $text[$i])) {
-        $section = '';
-      } elseif (preg_match("/^\s*(\w+)\s*\{\s*$/", $text[$i], $r)) {
-        $section = $r[1];
-      } else {
-        $p = strpos($text[$i], "=");
-        if ($p !== false) {
-          $data[$section][trim(substr($text[$i], 0, $p))] = trim(substr($text[$i], $p + 1));
-        }
-      }
-    }
-    if (is_array($data['graph'])) {
-      $this->__LoadGraphValues($data['graph']);
-    }
-    if (is_array($data['bar'])) {
-      $this->__LoadBarValues($data['bar']);
-    }
-    if (is_array($data['axis'])) {
-      $this->__LoadAxisValues($data['axis']);
-    }
-    if (is_array($data['data'])) {
-      $this->bar_data = $data['data'];
-    }
-  }
-
-  /**
-   * GraphMaker::__LoadGraphValues()
-   * Loads definitions to main graph settings
-   **/
-  function __LoadGraphValues($data) {
-    foreach ($data as $name => $value) {
-      $name = strtolower($name);
-      switch ($name) {
-        case 'background-color':
-          $this->__SetColorToValue("graph_bgcolor", $value);
-          break;
-        case 'border-color':
-          $this->__SetColorToValue("graph_bordercolor", $value);
-          break;
-        case 'title-color':
-          $this->__SetColorToValue("graph_titlecolor", $value);
-          break;
-        case 'background-transparent':
-          $this->graph_bgtransparent = ($value == 1 || $value == 'yes' ? 1 : 0);
-          break;
-        case 'transparency':
-          $this->SetGraphTransparency(str_replace('%', '', $value));
-          break;
-        case 'title':
-          $this->graph_title = $value;
-          break;
-        case 'border-width':
-          $this->graph_borderwidth = (int) $value;
-          break;
-        case 'area-height':
-          $this->graph_areaheight = (int) $value;
-          break;
-        default:
-          if (substr($name, 0, 8) == 'padding-' && strlen($name) > 8) {
-            $this->graph_padding[substr($name, 8)] = $value;
-          }
-      }
-    }
-  }
-
-  /**
-   * GraphMaker::__LoadBarValues()
-   * Loads definitions to bar settings
-   **/
-  function __LoadBarValues($data) {
-    foreach ($data as $name => $value) {
-      $name = strtolower($name);
-      switch ($name) {
-        case 'background-color':
-          $this->__SetColorToValue("bar_bgcolor", $value);
-          break;
-        case 'border-color':
-          $this->__SetColorToValue("bar_bordercolor", $value);
-          break;
-        case 'padding':
-          $this->bar_padding = $value;
-          break;
-        case 'width':
-          $this->bar_width = (int) $value;
-          break;
-        case 'height':
-          $this->bar_height = (int) $value;
-          break;
-      }
-    }
-  }
-
-  /**
-   * GraphMaker::__LoadAxisValues()
-   * Loads definitions to axis settings
-   **/
-  function __LoadAxisValues($data) {
-    foreach ($data as $name => $value) {
-      switch (strtolower($name)) {
-        case 'step':
-          $this->SetAxisStep($value);
-          break;
-        case 'background-color':
-          $this->__SetColorToValue("axis_bgcolor", $value);
-          break;
-        case 'border-color':
-          $this->__SetColorToValue("axis_bordercolor", $value);
-      }
-    }
-  }
-
-  /**
-   * GraphMaker::__SetColorToValue()
-   * Sets a color (rgb or in html format) to a variable
-   **/
-  function __SetColorToValue($varname, $color) {
-    if ($color[0] == "#") { // if it's hex (html format), change to rgb array
-      if (strlen($color) == 4) {
-        // if only 3 hex values (I assume it's a shade of grey: #ddd)
-        $color .= substr($color, -3);
-      }
-      $color = array(hexdec($color[1].$color[2]),
-                     hexdec($color[3].$color[4]),
-                     hexdec($color[5].$color[6]));
-    }
-    $this->$varname = $color;
-  }
-
-  function __AllocateColor($varname, $color, $alpha) {
-    $this->$varname = imagecolorallocatealpha($this->im,
-                                              $color[0],
-                                              $color[1],
-                                              $color[2],
-                                              $alpha);
-  }
-}
-
-// Graph Generator for PHP
-// Originally located at http://szewo.com/php/graph, but link was broken, so this file was retrieved from:
-// http://web.archive.org/web/20030130065944/szewo.com/php/graph/graph.class.php3.txt
-// License unknown, however sources on the web have shown this to be either GPL or public domain.
-
-// At this point this class has been very nearly rewritten for Enano.
-
-class GraphMaker_compat {
-  var $_values;
-  var $_ShowLabels;
-  var $_ShowCounts;
-  var $_ShowCountsMode;
-
-  var $_BarWidth;
-  var $_GraphWidth;
-  var $_BarImg;
-  var $_BarBorderWidth;
-  var $_BarBorderColor;
-  var $_BarBackgroundColor;
-  var $_RowSortMode;
-  var $_TDClassHead;
-  var $_TDClassLabel;
-  var $_TDClassCount;
-  var $_GraphTitle;
-
-  function __construct() {
-    $this->_values = array();
-    $this->_ShowLabels = true;
-    $this->_BarWidth = 32;
-    $this->_GraphWidth = 360;
-    $this->_BarImg = scriptPath . "/images/graphbit.png";
-    $this->_BarBorderWidth = 0;
-    $this->_BarBorderColor = "red";
-    $this->_ShowCountsMode = 2;
-    $this->_RowSortMode = 1;
-    $this->_TDClassHead = "graph-title";
-    $this->_TDClassLabel = "graph-label";
-    $this->_TDClassCount = "graph-count";
-    $this->_GraphTitle="Graph title";
-    $this->_BarBackgroundColor = "#456798";
-  }
-
-  function GraphMaker_compat() {
-    $this->__construct();
-  }
-
-  function SetBarBorderWidth($width) {
-    $this->_BarBorderWidth = $width;
-  }
-  function SetBorderColor($color) {
-    $this->_BarBorderColor = $color;
-  }
-  
-  function SetBarBackgroundColor($color)
-  {
-    $this->_BarBackgroundColor = $color;
-  }
-
-//  mode = 1 labels asc, 2 label desc
-  function SetSortMode($mode) {
-    switch ($mode) {
-      case 1:
-        asort($this->_values);
-        break;
-      case 2:
-        arsort($this->_values);
-        break;
-      default:
-        break;
-      }
-
-  }
-
-  function AddValue($labelName, $theValue) {
-    array_push($this->_values, array("label" => $labelName, "value" => $theValue));
-  }
-
-  function SetBarData($data)
-  {
-      foreach ( $data as $name => $value )
-      {
-          $this->AddValue($name, $value);
-      }
-  }
-  function DrawGraph()
-  {
-      $this->BarGraphVert();
-  }
-  function SetBarWidth($width)
-  {
-    $this->_BarWidth = $width;
-  }
-  function SetBarImg($img)
-  {
-    $this->_BarImg = $img;
-  }
-  function SetShowLabels($lables)
-  {
-    $this->_ShowLabels = $labels;
-  }
-  function SetGraphWidth($width)
-  {
-    $this->_GraphWidth = $width;
-  }
-  function SetGraphTitle($title)
-  {
-    $this->_GraphTitle = $title;
-  }
-  //mode = percentage or counts
-  function SetShowCountsMode($mode)
-  {
-    $this->_ShowCountsMode = $mode;
-  }
-  //mode = none(0) label(1) or count(2)
-  function SetRowSortMode($sortmode)
-  {
-    $this->_RowSortMode = $sortmode;
-  }
-
-  function SetTDClassHead($class)
-  {
-    $this->_TDClassHead = $class;
-  }
-  function SetTDClassLabel($class)
-  {
-    $this->_TDClassLabel = $class;
-  }
-  function SetTDClassCount($class)
-  {
-    $this->_TDClassCount = $class;
-  }
-  function GetMaxVal()
-  {
-    $maxval = 0;
-    foreach ( $this->_values as $value )
-    {
-      if ( $maxval < $value["value"] )
-      {
-        $maxval = $value["value"];
-      }
-    }
-    return $maxval;
-  }
-  function BarGraphVert()
-  {
-    $maxval = $this->GetMaxVal();
-    foreach($this->_values as $value)
-    {
-      $sumval += $value["value"];
-    }
-    
-    $this->SetSortMode($this->_RowSortMode);
-    
-    echo "\n<!-- ----------------------------------------- -->\n<div class=\"tblholder\" style=\"width: 100%; clip: rect(0px,auto,auto,0px); overflow: auto;\">\n<table border=\"0\" cellspacing=\"1\" cellpadding=\"4\">\n  ";
-    
-    if ( strlen($this->_GraphTitle) > 0 )
-    {
-      echo "<tr>\n    <th colspan=\"".count($this->_values)."\" class=\"".$this->_TDClassHead."\">".$this->_GraphTitle."</th>\n  </tr>\n  ";
-    }
-    
-    echo "<tr>\n  ";
-    $css_class = 'row1';
-    
-    foreach($this->_values as $value)
-    {
-      $css_class = ( $css_class == 'row1' ) ? 'row3' : 'row1';
-      echo "  <td valign=\"bottom\" align=\"center\" class=\"$css_class\">\n      ";
-      $width = $this->_BarWidth;
-      $height = ceil( $value["value"] * $this->_GraphWidth / $maxval );
-
-      echo "<div style=\"width: {$width}px; height: {$height}px; background-color: {$this->_BarBackgroundColor}; border: ".$this->_BarBorderWidth."px solid ".$this->_BarBorderColor."\">\n      ";
-      echo "</div>\n    ";
-      
-      // echo "<img src=\"".$this->_BarImg."\" height=\"$width\" width=\"$height\" ";
-      // echo "  style=\"border: ".$this->_BarBorderWidth."px solid ".$this->_BarBorderColor."\"";
-      // echo ">";
-
-      echo "</td>\n  ";
-    }
-    echo "</tr>\n  ";
-    if ( $this->_ShowCountsMode > 0 )
-    {
-      $css_class = 'row1';
-      echo "<tr>\n  ";
-      foreach($this->_values as $value)
-      {
-        $css_class = ( $css_class == 'row1' ) ? 'row3' : 'row1';
-        switch ($this->_ShowCountsMode)
-        {
-          case 1:
-            $count = round ( 100 * $value["value"] / $sumval ) . "%";
-            break;
-          case 2:
-            $count = $value["value"];
-            break;
-          default:
-            break;
-        }
-        echo "  <td align=\"center\" class=\"$css_class ".$this->_TDClassCount."\">$count</td>\n  ";
-      }
-      echo "</tr>\n";
-    }
-
-    if ($this->_ShowLabels)
-    {
-      $css_class = 'row1';
-      echo "  <tr>\n  ";
-      foreach($this->_values as $value)
-      {
-        $css_class = ( $css_class == 'row1' ) ? 'row3' : 'row1';
-        echo "  <td align=\"center\" class=\"$css_class ".$this->_TDClassLabel."\"";
-        echo ">".$value["label"]."</td>\n  ";
-      }
-      echo "</tr>\n";
-    }
-
-    echo "</table>";
-  }
-
-  function BarGraphHoriz()
-  {
-    $maxval = $this->GetMaxVal();
-    
-    foreach($this->_values as $value)
-    {
-      $sumval += $value["value"];
-    }
-    
-    $this->SetSortMode($this->_RowSortMode);
-    
-    echo "<table border=\"0\">";
-    
-    if ( strlen($this->_GraphTitle) > 0 )
-    {
-      echo "<tr><td ";
-      if ( $this->_ShowCountsMode > 0 )
-      {
-        echo " colspan=\"2\"";
-      }
-      echo " class=\"".$this->_TDClassHead."\">".$this->_GraphTitle."</td></tr>";
-    }
-    foreach($this->_values as $value)
-    {
-      if ($this->_ShowLabels)
-      {
-        echo "<tr>";
-        echo "<td class=\"".$this->_TDClassLabel."\"";
-        if ( $this->_ShowCountsMode > 0 )
-        {
-          echo " colspan=\"2\"";
-        }
-        echo ">".$value["label"]."</td></tr>";
-      }
-      echo "<tr>";
-      if ( $this->_ShowCountsMode > 0 )
-      {
-        switch ($this->_ShowCountsMode)
-        {
-          case 1:
-            $count = round(100 * $value["value"] / $sumval )."%";
-            break;
-          case 2:
-            $count = $value["value"];
-            break;  /* Exit the switch and the while. */
-          default:
-            break;
-        }
-        echo "<td class=\"".$this->_TDClassCount."\">$count</TD>";
-      }
-      echo "<td>";
-      $height = $this->_BarWidth;
-      $width = ceil( $value["value"] * $this->_GraphWidth / $maxval );
-      echo "<div style=\"width: {$width}px; height: {$height}px; background-color: #456798; border: ".$this->_BarBorderWidth."px solid ".$this->_BarBorderColor."\">\n      ";
-      echo "</div>\n    ";
-      //echo "<img SRC=\"".$this->_BarImg."\" height=$height width=$width ";
-      //echo "  style=\"border: ".$this->_BarBorderWidth."px solid ".$this->_BarBorderColor."\"";
-      //echo ">";
-      echo "</td></tr>";
-    }
-    echo "</table>";
-  }
-  /**
-   * Dummy functions for compatibility with the GD version of the class
-   */
-  
-  function SetGraphPadding($a, $b, $c, $d)
-  {
-    return true;
-  }
-  function SetBarPadding($a)
-  {
-    return true;
-  }
-  function SetAxisStep($a)
-  {
-    return true;
-  }
-  function SetGraphBackgroundTransparent($r, $g, $b, $a)
-  {
-    return true;
-  }
-  function SetGraphTransparency($a)
-  {
-    return true;
-  }
-  function SetGraphAreaHeight($a)
-  {
-    return true;
-  }
-}
-
-