<?php /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ /** * This is a visual test case, testing setting of label interval's. * * PHP versions 4 and 5 * * LICENSE: This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or (at your * option) any later version. This library is distributed in the hope that it * will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser * General Public License for more details. You should have received a copy of * the GNU Lesser General Public License along with this library; if not, write * to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA * 02111-1307 USA * * @category Images * @package Image_Graph * @subpackage Tests * @author Jesper Veggerby <pear.nosey@veggerby.dk> * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 * @version CVS: $Id: labelinterval.php,v 1.4 2005/08/03 21:21:58 nosey Exp $ * @link http://pear.php.net/package/Image_Graph */ require_once 'Image/Graph.php'; // create the graph $Graph =& Image_Graph::factory('graph', array(800, 600)); // add a TrueType font $Font =& $Graph->addNew('ttf_font', 'Verdana'); // set the font size to 7 pixels $Font->setSize(7); $Graph->setFont($Font); // create the plotarea $Graph->add( Image_Graph::vertical( Image_Graph::factory('title', array('Testing Changing Axis Label Intervals (Bar Charts also test label distance)', 10)), $Matrix = Image_Graph::factory('Image_Graph_Layout_Matrix', array(4, 4)), 5 ) ); $DS[0] =& Image_Graph::factory('dataset', array(array(0 => 1, 1 => 2, 2 => 0, 3 => 1, 4 => 4))); $DS[1] =& Image_Graph::factory('dataset', array(array('A' => 1, 'B' => 2, 'C' => 0, 'D' => 1, 'E' => 4))); $DS[2] =& Image_Graph::factory('dataset', array(array(0 => 1, 1 => 2, 2 => -2, 3 => 1, 4 => 4))); $DS[3] =& Image_Graph::factory('dataset', array(array('A' => 1, 'B' => 2, 'C' => -2, 'D' => 1, 'E' => 4))); for ($row = 0; $row < 4; $row++) { for ($col = 0; $col < 4; $col++) { if (isset($DS[$col])) { $Plotarea =& $Matrix->getEntry($row, $col); $AxisY =& $Plotarea->getAxis(IMAGE_GRAPH_AXIS_Y); $AxisX =& $Plotarea->getAxis(IMAGE_GRAPH_AXIS_X); if ($row > 2) { $AxisX->setLabelInterval(3); $AxisX->setTitle('"Odd" interval'); } elseif ($row > 0) { $AxisX->setLabelInterval(2); $AxisX->setTitle('Changed interval'); } else { $AxisX->setTitle('Default interval'); } if ($row > 2) { $AxisY->setLabelInterval(0.25); $AxisY->setTitle('Small interval', 'vertical'); } elseif ($row > 1) { $AxisY->setLabelInterval(2); $AxisY->setTitle('Changed interval', 'vertical'); } else { $AxisY->setTitle('Default interval', 'vertical'); } if ($col > 1) { $Plot =& $Plotarea->addNew('bar', $DS[$col]); $Plot->setLineColor('gray'); $Plot->setFillColor('blue@0.2'); } else { $Plot =& $Plotarea->addNew('line', $DS[$col]); $Plot->setLineColor('red'); } $Plotarea->setBackgroundColor('blue@0.2'); } } } $Graph->done(); ?>