diff options
Diffstat (limited to 'config/archive/dspam/pear/Image/Graph/Plot/Smoothed/Line.php')
| -rw-r--r-- | config/archive/dspam/pear/Image/Graph/Plot/Smoothed/Line.php | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/config/archive/dspam/pear/Image/Graph/Plot/Smoothed/Line.php b/config/archive/dspam/pear/Image/Graph/Plot/Smoothed/Line.php deleted file mode 100644 index 00692839..00000000 --- a/config/archive/dspam/pear/Image/Graph/Plot/Smoothed/Line.php +++ /dev/null @@ -1,172 +0,0 @@ -<?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 Plot - * @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/Plot/Smoothed/Bezier.php - */ -require_once 'Image/Graph/Plot/Smoothed/Bezier.php'; - -/** - * Bezier smoothed line chart. - * - * Similar to a {@link Image_Graph_Plot_Line}, but the interconnecting lines - * between two datapoints are smoothed using a Bezier curve, which enables the - * chart to appear as a nice curved plot instead of the sharp edges of a - * conventional {@link Image_Graph_Plot_Line}. Smoothed charts are only supported - * with non-stacked types - * - * @category Images - * @package Image_Graph - * @subpackage Plot - * @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_Plot_Smoothed_Line extends Image_Graph_Plot_Smoothed_Bezier -{ - - /** - * Gets the fill style of the element - * - * @return int A GD filestyle representing the fill style - * @see Image_Graph_Fill - * @access private - */ - function _getFillStyle($ID = false) - { - return IMG_COLOR_TRANSPARENT; - } - - /** - * Perform the actual drawing on the legend. - * - * @param int $x0 The top-left x-coordinate - * @param int $y0 The top-left y-coordinate - * @param int $x1 The bottom-right x-coordinate - * @param int $y1 The bottom-right y-coordinate - * @access private - */ - function _drawLegendSample($x0, $y0, $x1, $y1) - { - $this->_addSamplePoints($x0, $y0, $x1, $y1); - $this->_canvas->polygon(array('connect' => false)); - } - - /** - * Output the Bezier smoothed plot as an Line Chart - * - * @return bool Was the output 'good' (true) or 'bad' (false). - * @access private - */ - function _done() - { - if (parent::_done() === false) { - return false; - } - - $this->_canvas->startGroup(get_class($this) . '_' . $this->_title); - $this->_clip(true); - $keys = array_keys($this->_dataset); - foreach ($keys as $key) { - $dataset =& $this->_dataset[$key]; - $dataset->_reset(); - $numPoints = 0; - while ($p1 = $dataset->_next()) { - if ($p1['Y'] === null) { - if ($numPoints > 1) { - $this->_getLineStyle($key); - $this->_canvas->polygon(array('connect' => false, 'map_vertices' => true)); - } - else { - $this->_canvas->reset(); - } - $numPoints = 0; - } else { - $p0 = $dataset->_nearby(-2); - $p2 = $dataset->_nearby(0); - $p3 = $dataset->_nearby(1); - - if (($p0) && ($p0['Y'] === null)) { - $p0 = false; - } - if (($p2) && ($p2['Y'] === null)) { - $p2 = false; - } - if (($p3) && ($p3['Y'] === null)) { - $p3 = false; - } - - if ($p2) { - $cp = $this->_getControlPoints($p1, $p0, $p2, $p3); - $this->_canvas->addSpline( - $this->_mergeData( - $p1, - array( - 'x' => $cp['X'], - 'y' => $cp['Y'], - 'p1x' => $cp['P1X'], - 'p1y' => $cp['P1Y'], - 'p2x' => $cp['P2X'], - 'p2y' => $cp['P2Y'] - ) - ) - ); - } else { - $x = $this->_pointX($p1); - $y = $this->_pointY($p1); - $this->_canvas->addVertex( - $this->_mergeData( - $p1, - array('x' => $x, 'y' => $y) - ) - ); - } - $numPoints++; - } - } - if ($numPoints > 1) { - $this->_getLineStyle(); - $this->_canvas->polygon(array('connect' => false, 'map_vertices' => true)); - } - else { - $this->_canvas->reset(); - } - } - unset($keys); - $this->_drawMarker(); - $this->_clip(false); - $this->_canvas->endGroup(); - return true; - } - -} -?>
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