<?php

/* pChart library inclusions */
include("pchart/class/pData.class.php");
include("pchart/class/pDraw.class.php");
include("pchart/class/pImage.class.php");

$con = mysql_connect("","","");
if (!$con)
{
	die('Could not connect: ' . mysql_error());
}

mysql_select_db("weather",$con);

$result = mysql_query("SELECT hour(time) as time, temp_out FROM wmr200 WHERE date(time) = curdate()");

$time = array();
$temp = array();

while($row = mysql_fetch_array($result))
{
	$time[] = $row['time'];
	$temp[] = $row['temp_out'];
}

$prev = -1;
foreach ($time as &$hour) {
  if ($prev === $hour) {
    $hour = NULL;
  }
  else {
    $prev = $hour;
  }
}

mysql_close($con);

/* Create and populate the pData object */
$MyData = new pData();
$MyData->addPoints($temp,"Temperature");
$MyData->addPoints($time,"Time");
$MyData->setAxisName(0,"Temperature °C");
$MyData->setSerieTicks("Time",1000);
$MyData->setAbscissa("Time");
#$MyData->setXAxisDisplay(AXIS_FORMAT_TIME,"H");


/* Create the pChart object */
$myPicture = new pImage(600,400,$MyData);

/* Draw the background */
#$Settings = array("R"=>170, "G"=>183, "B"=>87, "Dash"=>1, "DashR"=>190, "DashG"=>203, "DashB"=>107);
#$myPicture->drawFilledRectangle(0,0,700,230,$Settings);

/* Draw the scale and the 1st chart */
$myPicture->setGraphArea(50,20,550,130);
$myPicture->drawScale(array("DrawSubTicks"=>FALSE,"DisplayValues"=>FALSE,"LabelRotation"=>0));
$myPicture->drawLineChart(array("DisplayValues"=>FALSE,"DisplayColor"=>DISPLAY_AUTO));
$myPicture->setShadow(FALSE);
$myPicture->Antialias = FALSE;


/* Render the picture (choose the best way) */
$myPicture->autoOutput("pictures/example.drawLineChart.png");
?>