<?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'; /** * Data marker using an image as 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 */ class Image_Graph_Marker_Icon extends Image_Graph_Marker { /** * Filename of the image icon * @var string * @access private */ var $_filename; /** * X Point of the icon to use as data 'center' * @var int * @access private */ var $_pointX = 0; /** * Y Point of the icon to use as data 'center' * @var int * @access private */ var $_pointY = 0; /** * Create an icon marker * * @param string $filename The filename of the icon * @param int $width The 'new' width of the icon if it is to be resized * @param int $height The 'new' height of the icon if it is to be resized */ function Image_Graph_Marker_Icon($filename, $width = 0, $height = 0) { parent::Image_Graph_Marker(); $this->_filename = $filename; } /** * Set the X 'center' point of the marker * * @param int $x The X 'center' point of the marker */ function setPointX($x) { $this->_pointX = $x; } /** * Set the Y 'center' point of the marker * * @param int $y The Y 'center' point of the marker */ function setPointY($y) { $this->_pointY = $y; } /** * 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, $values = false) { parent::_drawMarker($x, $y, $values); if ($this->_filename) { $this->_canvas->image( array( 'x' => $x, 'y' => $y, 'filename' => $this->_filename, 'alignment' => array('horizontal' => 'center', 'vertical' => 'center') ) ); } } } ?>