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-rw-r--r--packages/dspam/pear/Image/Graph/Marker/Pointing/Angular.php105
-rw-r--r--packages/dspam/pear/Image/Graph/Marker/Pointing/Radial.php91
2 files changed, 196 insertions, 0 deletions
diff --git a/packages/dspam/pear/Image/Graph/Marker/Pointing/Angular.php b/packages/dspam/pear/Image/Graph/Marker/Pointing/Angular.php
new file mode 100644
index 00000000..93b8b7cf
--- /dev/null
+++ b/packages/dspam/pear/Image/Graph/Marker/Pointing/Angular.php
@@ -0,0 +1,105 @@
+<?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/Pointing.php
+ */
+require_once 'Image/Graph/Marker/Pointing.php';
+
+/**
+ * Marker that points 'away' from the graph.
+ *
+ * Use this as a marker for displaying another marker pointing to the original
+ * point on the graph - where the 'pointer' is calculated as line orthogonal to
+ * a line drawn between the points neighbours to both sides (an approximate
+ * tangent). This should make an the pointer appear to point 'straight' out from
+ * the graph. The 'head' of the pointer is then another marker of any choice.
+ *
+ * @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_Pointing_Angular extends Image_Graph_Marker_Pointing
+{
+
+ /**
+ * The length of the angular marker
+ * @var int
+ * @access private
+ */
+ var $_radius;
+
+ /**
+ * Image_Graph_AngularPointingMarker [Constructor]
+ * @param int $radius The 'length' of the pointer
+ * @param Marker $markerEnd The ending marker that represents 'the head of
+ * the pin'
+ */
+ function Image_Graph_Marker_Pointing_Angular($radius, & $markerEnd)
+ {
+ parent::Image_Graph_Marker_Pointing(0, 0, $markerEnd);
+ $this->_radius = $radius;
+ }
+
+ /**
+ * 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, $values = false)
+ {
+ if ((isset($values['LENGTH'])) && ($values['LENGTH'] != 0)) {
+ $this->_deltaX = - $values['AX'] * $this->_radius / $values['LENGTH'];
+ $this->_deltaY = - $values['AY'] * $this->_radius / $values['LENGTH'];
+ }
+
+ if ((isset($values['NPY'])) && (isset($values['APY'])) &&
+ (isset($values['PPY'])) && ($values['NPY'] > $values['APY']) &&
+ ($values['PPY'] > $values['APY']))
+ {
+ $this->_deltaX = - $this->_deltaX;
+ $this->_deltaY = - $this->_deltaY;
+ }
+ parent::_drawMarker($x, $y, $values);
+ }
+
+}
+
+?> \ No newline at end of file
diff --git a/packages/dspam/pear/Image/Graph/Marker/Pointing/Radial.php b/packages/dspam/pear/Image/Graph/Marker/Pointing/Radial.php
new file mode 100644
index 00000000..ce1a0aac
--- /dev/null
+++ b/packages/dspam/pear/Image/Graph/Marker/Pointing/Radial.php
@@ -0,0 +1,91 @@
+<?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/Pointing.php
+ */
+require_once 'Image/Graph/Marker/Pointing.php';
+
+/**
+ * A pointing marker in a random angle from the data
+ *
+ * @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_Pointing_Radial extends Image_Graph_Marker_Pointing
+{
+
+ /**
+ * The radius of the radial marker
+ * @var int
+ * @access private
+ */
+ var $_radius;
+
+ /**
+ * Create an radial pointing marker, ie a marker on a defined distance from
+ * the data
+ * @param int $radius The 'length' of the pointer
+ * @param Marker $markerEnd The ending marker that represents 'the head of
+ * the pin'
+ */
+ function Image_Graph_Marker_Pointing_Radial($radius, & $markerEnd)
+ {
+ parent::Image_Graph_Marker_Pointing(0, 0, $markerEnd);
+ $this->_radius = $radius;
+ }
+
+ /**
+ * 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)
+ {
+ $angle = pi() * rand(0, 360) / 180;
+ $this->_deltaX = $this->_radius * cos($angle);
+ $this->_deltaY = $this->_radius * sin($angle);
+ parent::_drawMarker($x, $y, $values);
+ }
+
+}
+
+?> \ No newline at end of file
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