From 4427f59c63f88971deeaaa9809374df18d1eb288 Mon Sep 17 00:00:00 2001 From: Daniel Stefan Haischt Date: Thu, 27 Jul 2006 01:32:35 +0000 Subject: - added missing PEAR Image dependency --- .../pear/Image/Graph/Marker/Pointing/Angular.php | 105 +++++++++++++++++++++ .../pear/Image/Graph/Marker/Pointing/Radial.php | 91 ++++++++++++++++++ 2 files changed, 196 insertions(+) create mode 100644 packages/dspam/pear/Image/Graph/Marker/Pointing/Angular.php create mode 100644 packages/dspam/pear/Image/Graph/Marker/Pointing/Radial.php (limited to 'packages/dspam/pear/Image/Graph/Marker/Pointing') 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 @@ + + * @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 + * @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 @@ + + * @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 + * @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 -- cgit v1.2.3