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Diffstat (limited to 'packages/dspam/pear/Image/Graph/Marker.php')
| -rw-r--r-- | packages/dspam/pear/Image/Graph/Marker.php | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/packages/dspam/pear/Image/Graph/Marker.php b/packages/dspam/pear/Image/Graph/Marker.php new file mode 100644 index 00000000..1c1926fe --- /dev/null +++ b/packages/dspam/pear/Image/Graph/Marker.php @@ -0,0 +1,123 @@ +<?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/Plotarea/Element.php + */ +require_once 'Image/Graph/Plotarea/Element.php'; + +/** + * Data point marker. + * + * The data point marker is used for marking the datapoints on a graph with some + * visual label, fx. a cross, a text box with the value or an icon. + * + * @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 + * @abstract + */ +class Image_Graph_Marker extends Image_Graph_Plotarea_Element +{ + + /** + * Secondary marker + * @var Marker + * @access private + */ + var $_secondaryMarker = false; + + /** + * The 'size' of the marker, the meaning depends on the specific Marker + * implementation + * @var int + * @access private + */ + var $_size = 6; + + /** + * Set the 'size' of the marker + * + * @param int $size The 'size' of the marker, the meaning depends on the + * specific Marker implementation + */ + function setSize($size) + { + $this->_size = $size; + } + + /** + * Set the secondary marker + * + * @param Marker $secondaryMarker The secondary marker + */ + function setSecondaryMarker(& $secondaryMarker) + { + $this->_secondaryMarker =& $secondaryMarker; + $this->_secondaryMarker->_setParent($this); + } + + /** + * 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, $values = false) + { + if (is_a($this->_secondaryMarker, 'Image_Graph_Marker')) { + $this->_secondaryMarker->_drawMarker($x, $y, $values); + } + } + + /** + * Output to the canvas + * + * @return bool Was the output 'good' (true) or 'bad' (false). + * @access private + */ + function _done() + { + return true; + } + +} + +?>
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