77 lines
1.9 KiB
PHP
77 lines
1.9 KiB
PHP
<?php
|
|
/**
|
|
* Usage example for Image_Graph.
|
|
*
|
|
* Main purpose:
|
|
* Demonstrate gradient fillings
|
|
*
|
|
* Other:
|
|
* None specific
|
|
*
|
|
* $Id: gradient_step.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';
|
|
require_once 'Image/Canvas.php';
|
|
|
|
$Canvas =& Image_Canvas::factory('png',
|
|
array(
|
|
'width' => 400,
|
|
'height' => 200
|
|
)
|
|
);
|
|
|
|
|
|
// create the graph
|
|
$Graph =& Image_Graph::factory('graph', $Canvas);
|
|
|
|
$Font =& $Graph->addNew('font', 'Verdana');
|
|
$Font->setSize(8);
|
|
|
|
$Graph->setFont($Font);
|
|
|
|
$Graph->add(
|
|
Image_Graph::vertical(
|
|
Image_Graph::factory('title', array('Gradient Filled Step Chart', 11)),
|
|
Image_Graph::horizontal(
|
|
$Plotarea = Image_Graph::factory('plotarea'),
|
|
Image_Graph::factory('title', array('Anybody recognize?', array('size' => 7, 'color' => 'gray@0.6', 'angle' => 270))),
|
|
98
|
|
),
|
|
5)
|
|
);
|
|
|
|
$Grid =& $Plotarea->addNew('line_grid', array(), IMAGE_GRAPH_AXIS_Y);
|
|
$Grid->setLineColor('white@0.4');
|
|
|
|
$Dataset =& Image_Graph::factory('dataset');
|
|
$Dataset->addPoint(1, 20);
|
|
$Dataset->addPoint(2, 10);
|
|
$Dataset->addPoint(3, 35);
|
|
$Dataset->addPoint(4, 5);
|
|
$Dataset->addPoint(5, 18);
|
|
$Dataset->addPoint(6, 33);
|
|
$Plot =& $Plotarea->addNew('step', array(&$Dataset));
|
|
|
|
$Fill =& Image_Graph::factory('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'darkgreen', 'white'));
|
|
$Plot->setFillStyle($Fill);
|
|
|
|
$Fill =& Image_Graph::factory('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'yellow', 'darkred'));
|
|
$Plotarea->setFillStyle($Fill);
|
|
|
|
$AxisY =& $Plotarea->getAxis(IMAGE_GRAPH_AXIS_Y);
|
|
$AxisY->forceMaximum(40);
|
|
$AxisY->setLabelInterval(10);
|
|
|
|
$Graph->setBackgroundColor('green@0.2');
|
|
$Graph->setBorderColor('black');
|
|
$Graph->setPadding(10);
|
|
|
|
$Plot->setBorderColor('black');
|
|
|
|
// output the graph
|
|
$Graph->done();
|
|
?>
|