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-rw-r--r--config/archive/dspam/pear/Image/Graph/Common.php313
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diff --git a/config/archive/dspam/pear/Image/Graph/Common.php b/config/archive/dspam/pear/Image/Graph/Common.php
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--- a/config/archive/dspam/pear/Image/Graph/Common.php
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-<?php
-
-/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
-
-/**
- * Image_Graph - Main class for the graph creation.
- *
- * 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
- * @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
- */
-
-if (!function_exists('is_a')) {
-
- /**
- * Check if an object is of a given class, this function is available as of PHP 4.2.0, so if it exist it will not be declared
- *
- * @link http://www.php.net/manual/en/function.is-a.php PHP.net Online Manual for function is_a()
- * @param object $object The object to check class for
- * @param string $class_name The name of the class to check the object for
- * @return bool Returns TRUE if the object is of this class or has this class as one of its parents
- */
- function is_a($object, $class_name)
- {
- if (empty ($object)) {
- return false;
- }
- $object = is_object($object) ? get_class($object) : $object;
- if (strtolower($object) == strtolower($class_name)) {
- return true;
- }
- return is_a(get_parent_class($object), $class_name);
- }
-}
-
-/**
- * Include file Image/Canvas.php
- */
-require_once 'Image/Canvas.php';
-
-/**
- * The ultimate ancestor of all Image_Graph classes.
- *
- * This class contains common functionality needed by all Image_Graph classes.
- *
- * @category Images
- * @package Image_Graph
- * @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_Common
-{
-
- /**
- * The parent container of the current Image_Graph object
- *
- * @var Image_Graph_Common
- * @access private
- */
- var $_parent = null;
-
- /**
- * The sub-elements of the current Image_Graph container object
- *
- * @var array
- * @access private
- */
- var $_elements;
-
- /**
- * The canvas for output.
- *
- * Enables support for multiple output formats.
- *
- * @var Image_Canvas
- * @access private
- */
- var $_canvas = null;
-
- /**
- * Is the object visible?
- *
- * @var bool
- * @access private
- */
- var $_visible = true;
-
- /**
- * Constructor [Image_Graph_Common]
- */
- function Image_Graph_Common()
- {
- }
-
- /**
- * Resets the elements
- *
- * @access private
- */
- function _reset()
- {
- if (is_array($this->_elements)) {
- $keys = array_keys($this->_elements);
- foreach ($keys as $key) {
- if (is_object($this->_elements[$key])) {
- $this->_elements[$key]->_setParent($this);
- $result =& $this->_elements[$key]->_reset();
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- }
- unset($keys);
- }
- return true;
- }
-
- /**
- * Sets the parent. The parent chain should ultimately be a GraPHP object
- *
- * @see Image_Graph_Common
- * @param Image_Graph_Common $parent The parent
- * @access private
- */
- function _setParent(& $parent)
- {
- $this->_parent =& $parent;
- $this->_canvas =& $this->_parent->_getCanvas();
-
- if (is_array($this->_elements)) {
- $keys = array_keys($this->_elements);
- foreach ($keys as $key) {
- if (is_object($this->_elements[$key])) {
- $this->_elements[$key]->_setParent($this);
- }
- }
- unset($keys);
- }
- }
-
- /**
- * Hide the element
- */
- function hide()
- {
- $this->_visible = false;
- }
-
- /**
- * Get the canvas
- *
- * @return Image_Canvas The canvas
- * @access private
- */
- function &_getCanvas()
- {
- if (($this->_canvas !== null) || ($this->_canvas !== false)) {
- return $this->_canvas;
- } elseif (is_a($this->_parent, 'Image_Graph_Common')) {
- $this->_canvas =& $this->_parent->_getCanvas();
- return $this->_canvas;
- } else {
- $this->_error('Invalid canvas');
- $result = null;
- return $result;
- }
- }
-
- /**
- * Adds an element to the objects element list.
- *
- * The new Image_Graph_elements parent is automatically set.
- *
- * @param Image_Graph_Common $element The new Image_Graph_element
- * @return Image_Graph_Common The new Image_Graph_element
- */
- function &add(& $element)
- {
- if (!is_a($element, 'Image_Graph_Font')) {
- $this->_elements[] = &$element;
- }
- $element->_setParent($this);
- return $element;
- }
-
- /**
- * Creates an object from the class and adds it to the objects element list.
- *
- * Creates an object from the class specified and adds it to the objects
- * element list. If only one parameter is required for the constructor of
- * the class simply pass this parameter as the $params parameter, unless the
- * parameter is an array or a reference to a value, in that case you must
- * 'enclose' the parameter in an array. Similar if the constructor takes
- * more than one parameter specify the parameters in an array.
- *
- * @see Image_Graph::factory()
- * @param string $class The class for the object
- * @param mixed $params The paramaters to pass to the constructor
- * @return Image_Graph_Common The new Image_Graph_element
- */
- function &addNew($class, $params = null, $additional = false)
- {
- include_once 'Image/Graph.php';
- $element =& Image_Graph::factory($class, $params);
- if ($additional === false) {
- $obj =& $this->add($element);
- } else {
- $obj =& $this->add($element, $additional);
- }
- return $obj;
- }
-
- /**
- * Shows an error message box on the canvas
- *
- * @param string $text The error text
- * @param array $params An array containing error specific details
- * @param int $error_code Error code
- * @access private
- */
- function _error($text, $params = false, $error_code = IMAGE_GRAPH_ERROR_GENERIC)
- {
- if ((is_array($params)) && (count($params) > 0)) {
- foreach ($params as $name => $key) {
- if (isset($parameters)) {
- $parameters .= ' ';
- }
- else {
- $parameters = '';
- }
- $parameters .= $name . '=' . $key;
- }
- }
- $error =& PEAR::raiseError(
- $text .
- ($error_code != IMAGE_GRAPH_ERROR_GENERIC ? ' error:' . IMAGE_GRAPH_ERROR_GENERIC : '') .
- (isset($parameters) ? ' parameters:[' . $parameters . ']' : '')
- );
- }
-
- /**
- * Causes the object to update all sub elements coordinates
- *
- * (Image_Graph_Common, does not itself have coordinates, this is basically
- * an abstract method)
- *
- * @access private
- */
- function _updateCoords()
- {
- if (is_array($this->_elements)) {
- $keys = array_keys($this->_elements);
- foreach ($keys as $key) {
- if (is_object($this->_elements[$key])) {
- $this->_elements[$key]->_updateCoords();
- }
- }
- unset($keys);
- }
- return true;
- }
-
- /**
- * Causes output to canvas
- *
- * The last method to call. Calling Done causes output to the canvas. All
- * sub elements done() method will be invoked
- *
- * @return bool Was the output 'good' (true) or 'bad' (false).
- * @access private
- */
- function _done()
- {
- if (($this->_canvas == null) || (!is_a($this->_canvas, 'Image_Canvas'))) {
- return false;
- }
-
- if (is_array($this->_elements)) {
- $keys = array_keys($this->_elements);
- foreach ($keys as $key) {
- if (($this->_elements[$key]->_visible) && ($this->_elements[$key]->_done() === false)) {
- return false;
- }
- }
- unset($keys);
- }
- return true;
- }
-
-}
-
-?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-21 20:21:18 +0000