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-rw-r--r--config/dspam/pear/Image/Graph/Plot/Step.php200
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diff --git a/config/dspam/pear/Image/Graph/Plot/Step.php b/config/dspam/pear/Image/Graph/Plot/Step.php
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+<?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/Bar.php
+ */
+require_once 'Image/Graph/Plot/Bar.php';
+
+/**
+ * Step chart.
+ *
+ * @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_Step extends Image_Graph_Plot
+{
+
+ /**
+ * 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)
+ {
+ $dx = abs($x1 - $x0) / 3;
+ $dy = abs($y1 - $y0) / 3;
+ $this->_canvas->addVertex(array('x' => $x0, 'y' => $y1));
+ $this->_canvas->addVertex(array('x' => $x0, 'y' => $y0 + $dy));
+
+ $this->_canvas->addVertex(array('x' => $x0 + $dx, 'y' => $y0 + $dy));
+ $this->_canvas->addVertex(array('x' => $x0 + $dx, 'y' => $y0));
+
+ $this->_canvas->addVertex(array('x' => $x0 + 2*$dx, 'y' => $y0));
+ $this->_canvas->addVertex(array('x' => $x0 + 2*$dx, 'y' => $y0 + 2*$dy));
+
+ $this->_canvas->addVertex(array('x' => $x1, 'y' => $y0 + 2*$dy));
+ $this->_canvas->addVertex(array('x' => $x1, 'y' => $y1));
+ $this->_canvas->polygon(array('connect' => true));
+ }
+
+ /**
+ * PlotType [Constructor]
+ *
+ * A 'normal' step chart is 'stacked'
+ *
+ * @param Dataset $dataset The data set (value containter) to plot
+ * @param string $multiType The type of the plot
+ * @param string $title The title of the plot (used for legends,
+ * {@link Image_Graph_Legend})
+ */
+ function Image_Graph_Plot_Step(& $dataset, $multiType = 'stacked', $title = '')
+ {
+ $multiType = strtolower($multiType);
+ if (($multiType != 'stacked') && ($multiType != 'stacked100pct')) {
+ $multiType = 'stacked';
+ }
+ parent::Image_Graph_Plot($dataset, $multiType, $title);
+ }
+
+ /**
+ * Output the plot
+ *
+ * @return bool Was the output 'good' (true) or 'bad' (false).
+ * @access private
+ */
+ function _done()
+ {
+ if (Image_Graph_Plot::_done() === false) {
+ return false;
+ }
+
+ $this->_canvas->startGroup(get_class($this) . '_' . $this->_title);
+ $this->_clip(true);
+
+ if ($this->_multiType == 'stacked100pct') {
+ $total = $this->_getTotals();
+ }
+
+ if ($this->_parent->_horizontal) {
+ $width = $this->height() / ($this->_maximumX() + 2) / 2;
+ }
+ else {
+ $width = $this->width() / ($this->_maximumX() + 2) / 2;
+ }
+
+ reset($this->_dataset);
+ $key = key($this->_dataset);
+ $dataset =& $this->_dataset[$key];
+
+ $first = $dataset->first();
+ $last = $dataset->last();
+
+ $point = array ('X' => $first['X'], 'Y' => '#min_pos#');
+ $firstY = $this->_pointY($point) + ($this->_parent->_horizontal ? $width : 0);
+ $base[] = $firstY;
+ $firstX = $this->_pointX($point) - ($this->_parent->_horizontal ? 0 : $width);
+ $base[] = $firstX;
+
+ $point = array ('X' => $last['X'], 'Y' => '#min_pos#');
+ $base[] = $this->_pointY($point) - ($this->_parent->_horizontal ? $width : 0);
+ $base[] = $this->_pointX($point) + ($this->_parent->_horizontal ? 0 : $width);
+
+ $first = ($this->_parent->_horizontal ? $firstY : $firstX);
+
+ $keys = array_keys($this->_dataset);
+ foreach ($keys as $key) {
+ $dataset =& $this->_dataset[$key];
+ $dataset->_reset();
+ $polygon = array_reverse($base);
+ unset ($base);
+ $last = $first;
+ while ($point = $dataset->_next()) {
+ $x = $point['X'];
+ $p = $point;
+
+ if (!isset($current[$x])) {
+ $current[$x] = 0;
+ }
+
+ if ($this->_multiType == 'stacked100pct') {
+ $p['Y'] = 100 * ($current[$x] + $point['Y']) / $total['TOTAL_Y'][$x];
+ } else {
+ $p['Y'] += $current[$x];
+ }
+ $current[$x] += $point['Y'];
+ $point = $p;
+
+ if ($this->_parent->_horizontal) {
+ $x0 = $this->_pointX($point);
+ $y0 = $last;
+ $x1 = $this->_pointX($point);
+ $last = $y1 = $this->_pointY($point) - $width;
+ }
+ else {
+ $x0 = $last;
+ $y0 = $this->_pointY($point);
+ $last = $x1 = $this->_pointX($point) + $width;
+ $y1 = $this->_pointY($point);
+ }
+ $polygon[] = $x0; $base[] = $y0;
+ $polygon[] = $y0; $base[] = $x0;
+ $polygon[] = $x1; $base[] = $y1;
+ $polygon[] = $y1; $base[] = $x1;
+ }
+
+ while (list(, $x) = each($polygon)) {
+ list(, $y) = each($polygon);
+ $this->_canvas->addVertex(array('x' => $x, 'y' => $y));
+ }
+
+ $this->_getFillStyle($key);
+ $this->_getLineStyle($key);
+ $this->_canvas->polygon(array('connect' => true));
+ }
+ unset($keys);
+ $this->_drawMarker();
+ $this->_clip(false);
+ $this->_canvas->endGroup();
+ return true;
+ }
+}
+
+?> \ No newline at end of file
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