Source Code for Sample - Demonstrate data break in line plots
Demonstrate data break in line plots
Demonstrate data break in line plots,
version 1.4, 03-Aug-2005 21:21
<?php
/**
* Usage example for Image_Graph.
*
* Main purpose:
* Demonstrate data break in line plots
*
* Other:
* None specific
*
* $Id: line_break.php,v 1.4 2005/08/03 21:21:52 nosey Exp $
*
* @package Image_Graph
* @author Jesper Veggerby <pear.nosey@veggerby.dk>
*/
require_once 'Image/Graph.php';
// create the graph
$Graph =& Image_Graph::factory('graph', array(400, 300));
// add a TrueType font
$Font =& $Graph->addNew('font', 'Verdana');
// set the font size to 11 pixels
$Font->setSize(10);
$Graph->setFont($Font);
// setup the plotarea, legend and their layout
$Graph->add(
Image_Graph::vertical(
Image_Graph::factory('title', array('Data \'Break\' Sample', 12)),
Image_Graph::vertical(
Image_Graph::vertical(
$Plotarea1 = Image_Graph::factory('plotarea'),
$Plotarea2 = Image_Graph::factory('plotarea'),
50
),
$Legend = Image_Graph::factory('legend'),
88
),
5
)
);
// link the legend with the plotares
$Legend->setPlotarea($Plotarea1);
$Legend->setPlotarea($Plotarea2);
// create the dataset
$Dataset =& Image_Graph::factory('dataset');
$Dataset->addPoint('Jan', 10);
$Dataset->addPoint('Feb', 12);
$Dataset->addPoint('Mar', 3);
$Dataset->addPoint('Apr', null);
$Dataset->addPoint('May', 4);
$Dataset->addPoint('Jun', 10);
$Dataset->addPoint('Jul', null);
$Dataset->addPoint('Aug', null);
$Dataset->addPoint('Sep', 9);
$Dataset->addPoint('Oct', 10);
$Dataset->addPoint('Nov', 4);
$Dataset->addPoint('Dec', 14);
// create the line plot
$Plot1 =& $Plotarea1->addNew('line', array(&$Dataset));
// set line color
$Plot1->setLineColor('red');
// create the line plot
$Plot2 =& $Plotarea2->addNew('smooth_line', array(&$Dataset));
// set line color
$Plot2->setLineColor('blue');
// output the Graph
$Graph->done();
?>