3 /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
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6 * Image_Graph - PEAR PHP OO Graph Rendering Utility.
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8 * PHP versions 4 and 5
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10 * LICENSE: This library is free software; you can redistribute it and/or modify
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11 * it under the terms of the GNU Lesser General Public License as published by
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12 * the Free Software Foundation; either version 2.1 of the License, or (at your
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13 * option) any later version. This library is distributed in the hope that it
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14 * will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
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16 * General Public License for more details. You should have received a copy of
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17 * the GNU Lesser General Public License along with this library; if not, write
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18 * to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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22 * @package Image_Graph
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23 * @subpackage Marker
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24 * @author Jesper Veggerby <pear.nosey@veggerby.dk>
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25 * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
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26 * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
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27 * @version CVS: $Id: Diamond.php,v 1.6 2005/08/03 21:21:55 nosey Exp $
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28 * @link http://pear.php.net/package/Image_Graph
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32 * Include file Image/Graph/Marker.php
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34 require_once 'Image/Graph/Marker.php';
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37 * Data marker as a diamond.
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40 * @package Image_Graph
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41 * @subpackage Marker
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42 * @author Jesper Veggerby <pear.nosey@veggerby.dk>
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43 * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
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44 * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
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45 * @version Release: 0.7.2
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46 * @link http://pear.php.net/package/Image_Graph
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48 class Image_Graph_Marker_Diamond extends Image_Graph_Marker
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52 * Draw the marker on the canvas
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54 * @param int $x The X (horizontal) position (in pixels) of the marker on the canvas
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55 * @param int $y The Y (vertical) position (in pixels) of the marker on the canvas
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56 * @param array $values The values representing the data the marker 'points' to
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59 function _drawMarker($x, $y, $values = false)
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61 $this->_getFillStyle();
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62 $this->_getLineStyle();
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63 $this->_canvas->addVertex(array('x' => $x - $this->_size, 'y' => $y));
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64 $this->_canvas->addVertex(array('x' => $x, 'y' => $y - $this->_size));
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65 $this->_canvas->addVertex(array('x' => $x + $this->_size, 'y' => $y));
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66 $this->_canvas->addVertex(array('x' => $x, 'y' => $y + $this->_size));
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67 $this->_canvas->polygon(array('connect' => true));
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68 parent::_drawMarker($x, $y, $values);
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