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Diffstat (limited to 'config/archive/dspam/pear/Image/Graph/Marker/Average.php')
| -rw-r--r-- | config/archive/dspam/pear/Image/Graph/Marker/Average.php | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/config/archive/dspam/pear/Image/Graph/Marker/Average.php b/config/archive/dspam/pear/Image/Graph/Marker/Average.php new file mode 100644 index 00000000..c4e3e7a4 --- /dev/null +++ b/config/archive/dspam/pear/Image/Graph/Marker/Average.php @@ -0,0 +1,91 @@ +<?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 Marker + * @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/Marker.php + */ +require_once 'Image/Graph/Marker.php'; + +/** + * A marker displaying the 'distance' to the datasets average value. + * + * @category Images + * @package Image_Graph + * @subpackage Marker + * @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_Marker_Average extends Image_Graph_Marker +{ + + /** + * Draw the marker on the canvas + * + * @param int $x The X (horizontal) position (in pixels) of the marker on + * the canvas + * @param int $y The Y (vertical) position (in pixels) of the marker on the + * canvas + * @param array $values The values representing the data the marker 'points' + * to + * @access private + */ + function _drawMarker($x, $y, $values = false) + { + if ((isset($values['AVERAGE_Y'])) && + (is_a($this->_parent, 'Image_Graph_Plot'))) + { + $point = $this->_pointXY( + array( + 'X' => $values['APX'], + 'Y' => $values['AVERAGE_Y'] + ) + ); + $this->_getLineStyle(); + $this->_canvas->line(array('x0' => $x, 'y0' => $y, 'x1' => $point['X'], 'y1' => $point['Y'])); + + $this->_getLineStyle(); + $this->_canvas->line( + array( + 'x0' => $point['X'] - 2, + 'y0' => $point['Y'], + 'x1' => $point['X'] + 2, + 'y1' => $point['Y'] + ) + ); + } + parent::_drawMarker($x, $y, $values); + } + +} + +?>
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