<?php
require_once("../lib/phpchartdir.php");

# The data for the line chart
$data0 = array(60.2, 51.7, 81.3, 48.6, 56.2, 68.9, 52.8);
$data1 = array(30.0, 32.7, 33.9, 29.5, 32.2, 28.4, 29.8);
$labels = array("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");

# Create a XYChart object of size 300 x 180 pixels, with a pale yellow (0xffffc0)
# background, a black border, and 1 pixel 3D border effect.
$c = new XYChart(300, 180, 0xffffc0, 0x000000, 1);

# Set the plotarea at (45, 35) and of size 240 x 120 pixels, with white background.
# Turn on both horizontal and vertical grid lines with light grey color (0xc0c0c0)
$c->setPlotArea(45, 35, 240, 120, 0xffffff, -1, -1, 0xc0c0c0, -1);

# Add a legend box at (45, 12) (top of the chart) using horizontal layout and 8 pts
# Arial font Set the background and border color to Transparent.
$legendObj = $c->addLegend(45, 12, false, "", 8);
$legendObj->setBackground(Transparent);

# Add a title to the chart using 9 pts Arial Bold/white font. Use a 1 x 2 bitmap
# pattern as the background.
$textBoxObj = $c->addTitle("Server Load (Jun 01 - Jun 07)", "arialbd.ttf", 9,
    0xffffff);
$textBoxObj->setBackground($c->patternColor(array(0x004000, 0x008000), 2));

# Set the y axis label format to nn%
$c->yAxis->setLabelFormat("{value}%");

# Set the labels on the x axis
$c->xAxis->setLabels($labels);

# Add a line layer to the chart
$layer = $c->addLineLayer();

# Add the first line. Plot the points with a 7 pixel square symbol
$dataSetObj = $layer->addDataSet($data0, 0xcf4040, "Peak");
$dataSetObj->setDataSymbol(SquareSymbol, 7);

# Add the second line. Plot the points with a 9 pixel dismond symbol
$dataSetObj = $layer->addDataSet($data1, 0x40cf40, "Average");
$dataSetObj->setDataSymbol(DiamondSymbol, 9);

# Enable data label on the data points. Set the label format to nn%.
$layer->setDataLabelFormat("{value|0}%");

# output the chart
header("Content-type: image/png");
print($c->makeChart2(PNG));
?>