Source Code for Sample - Multiple Plots
Multiple Plots
Demonstrate multiple plots,
version 1.4, 03-Aug-2005 21:21
<?php
/**
* Usage example for Image_Graph.
*
* Main purpose:
* Demonstrate multiple plots
*
* Other:
* Title alignments, Multi-line axis labels, Markers
*
* $Id: multiple_plots.php,v 1.4 2005/08/03 21:21:53 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(6);
$Graph->setFont($Font);
// create the plotarea
$Graph->add(
Image_Graph::vertical(
Image_Graph::vertical(
$Title = Image_Graph::factory('title', array('Multiple Plots', 11)),
$SubTitle = Image_Graph::factory('title', array('This is a demonstration of title alignment', 7)),
90
),
$Plotarea = Image_Graph::factory('plotarea'),
8
)
);
$Title->setAlignment(IMAGE_GRAPH_ALIGN_LEFT);
$SubTitle->setAlignment(IMAGE_GRAPH_ALIGN_LEFT);
$Grid =& $Plotarea->addNew('bar_grid', IMAGE_GRAPH_AXIS_Y);
$Grid->setFillStyle(Image_Graph::factory('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'white', 'lightgrey')));
$Plot =& $Plotarea->addNew('Image_Graph_Plot_Smoothed_Area', Image_Graph::factory('random', array(10, 20, 100, true)));
$Plot->setFillColor('red@0.2');
$Plot =& $Plotarea->addNew('line', Image_Graph::factory('random', array(10, 20, 100, true)));
$Plot->setLineColor('blue@0.2');
$CircleMarker =& Image_Graph::factory('Image_Graph_Marker_Circle');
$Plot->setMarker($CircleMarker);
$CircleMarker->setFillColor('white@0.4');
$Plot =& $Plotarea->addNew('bar', Image_Graph::factory('random', array(10, 2, 40, true)));
$Plot->setFillColor('green@0.2');
$Marker =& Image_Graph::factory('Image_Graph_Marker_Value', IMAGE_GRAPH_VALUE_Y);
$Plot->setMarker($Marker);
$Marker->setFillColor('white');
$Marker->setBorderColor('black');
$AxisY = $Plotarea->getAxis(IMAGE_GRAPH_AXIS_Y);
$AxisY->showArrow();
$Array = array(
"Jan-Feb\n2004",
"Mar-Apr\n2004",
"May-Jun\n2004",
"Jul-Aug\n2004",
"Sep-Oct\n2004",
"Nov-Dev\n2004",
"Jan-Feb\n2005",
"Mar-Apr\n2005",
"May-Jun\n2005",
"Jul-Aug\n2005"
);
$AxisX = $Plotarea->getAxis(IMAGE_GRAPH_AXIS_X);
$AxisX->setDataPreprocessor(Image_Graph::factory('Image_Graph_DataPreprocessor_Array', array($Array)));
// output the Graph
$Graph->done();
?>