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Diffstat (limited to 'packages/dspam/pear/Image/Graph/Dataset/Random.php')
| -rw-r--r-- | packages/dspam/pear/Image/Graph/Dataset/Random.php | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/packages/dspam/pear/Image/Graph/Dataset/Random.php b/packages/dspam/pear/Image/Graph/Dataset/Random.php new file mode 100644 index 00000000..0b2d7c68 --- /dev/null +++ b/packages/dspam/pear/Image/Graph/Dataset/Random.php @@ -0,0 +1,77 @@ +<?php + +/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ + +/** + * Image_Graph - PEAR PHP OO Graph Rendering Utility. + * + * 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 Dataset + * @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: $Id$ + * @link http://pear.php.net/package/Image_Graph + */ + +/** + * Include file Image/Graph/Dataset/Trivial.php + */ +require_once 'Image/Graph/Dataset/Trivial.php'; + +/** + * Random data set, points are generated by random. + * + * This dataset is mostly (if not solely) used for demo-purposes. + * + * @category Images + * @package Image_Graph + * @subpackage Dataset + * @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 Release: @package_version@ + * @link http://pear.php.net/package/Image_Graph + */ +class Image_Graph_Dataset_Random extends Image_Graph_Dataset_Trivial +{ + + /** + * RandomDataset [Constructor] + * + * @param int $count The number of points to create + * @param double $minimum The minimum value the random set can be + * @param double $maximum The maximum value the random set can be + * @param bool $includeZero Whether 0 should be included or not as an X + * value, may be omitted, default: false</false> + */ + function Image_Graph_Dataset_Random($count, $minimum, $maximum, $includeZero = false) + { + parent::Image_Graph_Dataset_Trivial(); + $i = 0; + while ($i < $count) { + $this->addPoint( + $ixc = ($includeZero ? $i : $i +1), + rand($minimum, $maximum) + ); + $i ++; + } + } + +} + +?>
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