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-rw-r--r--config/dspam/pear/Image/Graph/Plot/Smoothed/Bezier.php173
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diff --git a/config/dspam/pear/Image/Graph/Plot/Smoothed/Bezier.php b/config/dspam/pear/Image/Graph/Plot/Smoothed/Bezier.php
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index bc21b4c8..00000000
--- a/config/dspam/pear/Image/Graph/Plot/Smoothed/Bezier.php
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@@ -1,173 +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.php
- */
-require_once 'Image/Graph/Plot.php';
-
-/**
- * Include file Image/Graph/Tool.php
- */
-require_once 'Image/Graph/Tool.php';
-
-/**
- * Bezier smoothed plottype.
- *
- * The framework for calculating the Bezier smoothed curve from the dataset.
- * Used in {@link Image_Graph_Plot_Smoothed_Line} and {@link
- * Image_Graph_Plot_Smoothed_Area}. Smoothed charts are only supported with non-
- * stacked types
- * @link http://homepages.borland.com/efg2lab/Graphics/Jean-
- * YvesQueinecBezierCurves.htm efg computer lab - description of bezier curves
- *
- * @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
- * @abstract
- */
-class Image_Graph_Plot_Smoothed_Bezier extends Image_Graph_Plot
-{
-
- /**
- * Image_Graph_Plot_Smoothed_Bezier [Constructor]
- *
- * Only 'normal' multitype supported
- *
- * @param Dataset $dataset The data set (value containter) to plot
- * @param string $title The title of the plot (used for legends, {@link
- * Image_Graph_Legend})
- */
- function Image_Graph_Plot_Smoothed_Bezier(& $dataset, $title = '')
- {
- parent::Image_Graph_Plot($dataset, 'normal', $title);
- }
-
- /**
- * Return the minimum Y point
- *
- * @return double The minumum Y point
- * @access private
- */
- function _minimumY()
- {
- return 1.05 * parent::_minimumY();
- }
-
- /**
- * Return the maximum Y point
- *
- * @return double The maximum Y point
- * @access private
- */
- function _maximumY()
- {
- return 1.05 * parent::_maximumY();
- }
-
- /**
- * Calculates all Bezier points, for the curve
- *
- * @param array $p1 The actual point to calculate control points for
- * @param array $p0 The point "just before" $p1
- * @param array $p2 The point "just after" $p1
- * @param array $p3 The point "just after" $p2
- * @return array Array of Bezier points
- * @access private
- */
- function _getControlPoints($p1, $p0, $p2, $p3)
- {
- $p1 = $this->_pointXY($p1);
- if ($p2) {
- $p2 = $this->_pointXY($p2);
- }
- if (!$p0) {
- $p0['X'] = $p1['X'] - abs($p2['X'] - $p1['X']);
- $p0['Y'] = $p1['Y']; //-($p2['Y']-$p1['Y']);
- } else {
- $p0 = $this->_pointXY($p0);
- }
- if (!$p3) {
- $p3['X'] = $p1['X'] + 2*abs($p1['X'] - $p0['X']);
- $p3['Y'] = $p1['Y'];
- } else {
- $p3 = $this->_pointXY($p3);
- }
-
- if (!$p2) {
- $p2['X'] = $p1['X'] + abs($p1['X'] - $p0['X']);
- $p2['Y'] = $p1['Y'];
- }
-
- $pC1['X'] = Image_Graph_Tool::controlPoint($p0['X'], $p1['X'], $p2['X']);
- $pC1['Y'] = Image_Graph_Tool::controlPoint($p0['Y'], $p1['Y'], $p2['Y']);
- $pC2['X'] = Image_Graph_Tool::controlPoint($p3['X'], $p2['X'], $p1['X']);
- $pC2['Y'] = Image_Graph_Tool::controlPoint($p3['Y'], $p2['Y'], $p1['Y']);
-
- return array(
- 'X' => $p1['X'],
- 'Y' => $p1['Y'],
- 'P1X' => $pC1['X'],
- 'P1Y' => $pC1['Y'],
- 'P2X' => $pC2['X'],
- 'P2Y' => $pC2['Y']
- );
- }
-
- /**
- * Create legend sample data for the canvas.
- *
- * Common for all smoothed plots
- *
- * @access private
- */
- function _addSamplePoints($x0, $y0, $x1, $y1)
- {
- $p = abs($x1 - $x0);
- $cy = ($y0 + $y1) / 2;
- $h = abs($y1 - $y0);
- $dy = $h / 4;
- $dw = abs($x1 - $x0) / $p;
- for ($i = 0; $i < $p; $i++) {
- $v = 2 * pi() * $i / $p;
- $x = $x0 + $i * $dw;
- $y = $cy + 2 * $v * sin($v);
- $this->_canvas->addVertex(array('x' => $x, 'y' => $y));
- }
- }
-
-}
-
-?> \ No newline at end of file