<?php

require_once('./jpgraph/jpgraph.php');
require_once('./jpgraph/jpgraph_canvas.php');
require_once('./jpgraph/jpgraph_bar.php');
require_once('./jpgraph/jpgraph_pie.php');
require_once('./jpgraph/jpgraph_pie3d.php');

define('IN_TRAFSTAT', true);

require_once('./include/constants.php');

/* отображает сообщение об ошибке */
function err_message($msg)
{
	$graph = new CanvasGraph(300,80);

	$t = new Text(" $msg");
	$t->SetFont(FF_FONT1, FS_NORMAL);
	$t->SetPos(0.5, 0.4, "center");
	$t->SetBox("white", "black", true);
	$t->SetColor("black");
	$t->SetShadow(false);

	$graph->AddText($t);
	$graph->Stroke();

	exit;
}

$available_graphs = array('pergraph', 'statgraph', 'topgraph', 'timegraph');
$graphMarginColor = array(230, 230, 230);

if (isset($_GET['graph']) and in_array($_GET['graph'], $available_graphs)) {
	require("./graphs/${_GET['graph']}.php");
} else {
	err_message("Undefined parameter 'graph'.");
}

?>