PHP Classes

File: test_graph_histo.php

Recommend this page to a friend!
  Classes of Pascal Toussaint   Simple Histogram   test_graph_histo.php   Download  
File: test_graph_histo.php
Role: Example script
Content type: text/plain
Description: An Exemple
Class: Simple Histogram
Generate an image with an histogram from data
Author: By
Last change:
Date: 20 years ago
Size: 5,166 bytes
 

Contents

Class file image Download
<?php
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
// MODULE: Teste la classe Graph
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

if (isset($_GET['vs']))
{
   
ini_set('highlight.string', '#999900');
   
ini_set('highlight.comment', '#66cc00');
   
ini_set('highlight.keyword', '#0000ff');
   
ini_set('highlight.bg', '#bcbcbc');
   
ini_set('highlight.default', '#330066');
   
ini_set('highlight.html', '#8a8a8a');
    print
"<html><head><title>Test Graph Histogramme -> source</title><head><body bgcolor=\"#ffffff\">";
   
highlight_file(__FILE__);
    print
"<br><br>";
    print
"<a href=\"?\">Voir la page</a>";
    print
"</body></html>";

    exit;
}

include(
"class.graph/class.graph.histogram.php");

header("Pragma: no-cache");
header("Cache-Control: no-cache");

$document_titre = "Test Graph Histogramme"; // Titre de la page

if (isset($_POST['h_width'])) $h_width = $_POST['h_width']; else $h_width = 500;
if (isset(
$_POST['h_height'])) $h_height = $_POST['h_height']; else $h_height = 250;
if (isset(
$_POST['h_border'])) $h_border = $_POST['h_border']; else $h_border = 0;
if (isset(
$_POST['h_drawscale']))$h_drawscale = "checked"; else $h_drawscale = "";
if (isset(
$_POST['h_drawgradline']))$h_drawgradline = "checked"; else $h_drawgradline = "";
if (isset(
$_POST['h_showvalue']))$h_showvalue = "checked"; else $h_showvalue = "";
if (isset(
$_POST['h_xaxislabel'])) $h_xaxislabel = $_POST['h_xaxislabel']; else $h_xaxislabel = "Month";
if (isset(
$_POST['h_yaxislabel'])) $h_yaxislabel = $_POST['h_yaxislabel']; else $h_yaxislabel = "Beers";
if (!isset(
$_POST['h_width']))
{
   
$h_drawscale = "checked";
   
$h_drawgradline = "";
   
$h_showvalue = "";
}
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

?>
<html>
  <head>
    <title><?echo $document_titre?></title>
    <style>
      body{overflow:auto;}
    </style>
  </head>
  <body bgcolor="#EFFFDD">
  <table width="100%" border="1">
  <tr><td colspan="2" bgcolor="#FFFFCC"><small><b>PHP Array passed to the class :</b><br><cite>$vals = Array("January" => 25,"February" => 20,"March" => 22,"April" => 23,"May" => 21,"June" => 14,"July" => 21,"August" => 18,"September" => 14,"October" => 12,"November" => 28,"December" => 22);</cite></small></td></tr>
  <tr>
  <td>
<?php

    $vals
= Array("January" => 25,"February" => 20,"March" => 22,"April" => 23,"May" => 21,"June" => 14,"July" => 21,"August" => 18,"September" => 14,"October" => 12,"November" => 28,"December" => 22);

   
//$vals = Array(15,10,12,16,11,14,21,18,4,12,8,16);
   
   
$H = new Histogram($vals);
   
$H->width = $h_width; // 150 par défaut
   
$H->height = $h_height; // 150 par défaut
   
$H->bgcolor = "#EFFFDD"; // #FFFFFF par défaut
   
$H->DrawScale = ($h_drawscale != ""); // true par défaut
   
$H->DrawGradLine = ($h_drawgradline != ""); // false par défaut
   
$H->border=$h_border; // 0 par défaut
   
$H->ShowValue = ($h_showvalue != ""); // false par défaut
   
$H->XAxisLabel = $h_xaxislabel; //
   
$H->YAxisLabel = $h_yaxislabel; //
   
$H->XAxisLabelColor = "#6666FF"; // #000000 par défaut
   
$H->YAxisLabelColor = "#00CC66"; // #000000 par défaut
   
$H->Draw();
   
//$H->Export('c:\\histogramme.png');
    //$H->ExportAndDraw('c:\\histogramme.png');
?>
</td>
  <td valign="top">
    <form method="post" action="">
      <table width="100%">
      <tr>
          <td>Width&nbsp;:</td>
          <td><input type="text" name="h_width" value="<?php echo $h_width?>"></td>
      </tr>
      <tr>
          <td>Height&nbsp;:</td>
          <td><input type="text" name="h_height" value="<?php echo $h_height?>"></td>
      </tr>
      <tr>
          <td>Border&nbsp;:</td>
          <td><input type="text" name="h_border" value="<?php echo $h_border?>"></td>
      </tr>
      <tr>
          <td colspan="2"><input type="checkbox" name="h_drawscale" value="1" <?php echo $h_drawscale ?>> Draw Scale</td>
      </tr>
      <tr>
          <td colspan="2"><input type="checkbox" name="h_drawgradline" value="1" <?php echo $h_drawgradline ?>> Draw grad line</td>
      </tr>
      <tr>
          <td colspan="2"><input type="checkbox" name="h_showvalue" value="1" <?php echo $h_showvalue ?>>Show value</td>
      </tr>
      <tr>
          <td>X Axis Label&nbsp;:</td>
          <td><input type="text" name="h_xaxislabel" value="<?php echo $h_xaxislabel?>"></td>
      </tr>
      <tr>
          <td>Y Axis Label&nbsp;:</td>
          <td><input type="text" name="h_yaxislabel" value="<?php echo $h_yaxislabel?>"></td>
      </tr>
      <tr>
          <td colspan="2"><hr></td>
      </tr>
      <tr>
          <td colspan="2" align="center"><input type="submit" value="OK"></td>
      </tr>
      </table>
    </form>
  </td>
  </tr>
<?php
 
if ($H->ErrorMsg != "")
   print(
"<tr><td colspan=\"2\" bgcolor=\"#FF0000\" style=\"color: #FFFF33;\">".$H->ErrorMsg."</td></tr>");
?>
</table>
  <br><br><a href="?vs=1">Voir le source</a>
  </body>
</html>
<?
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
?>