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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| <?php | ||
| /** | ||
| * XML_SVG_Element | ||
| * | ||
| * This is the base class for the different SVG Element | ||
| * Objects. Extend this class to create a new SVG Element. | ||
| * | ||
| * @package XML_SVG | ||
| */ | ||
| class XML_SVG_Element { | ||
|
|
||
| var $_elements = null; | ||
| var $_style = null; | ||
| var $_transform = null; | ||
| var $_id = null; | ||
|
|
||
| function XML_SVG_Element($params = array()) | ||
| { | ||
| foreach ($params as $p => $v) { | ||
| $param = '_' . $p; | ||
| $this->$param = $v; | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Most SVG elements can contain child elements. This method calls | ||
| * the printElement method of any child element added to this | ||
| * object by use of the addChild method. | ||
| */ | ||
| function printElement() | ||
| { | ||
| // Loop and call. | ||
| if (is_array($this->_elements)) { | ||
| foreach ($this->_elements as $child) { | ||
| $child->printElement(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * This method adds an object reference (or value, if $copy is | ||
| * true) to the _elements array. | ||
| */ | ||
| function addChild(&$element, $copy = false) | ||
| { | ||
| if ($copy) { | ||
| $this->_elements[] = &$element->copy(); | ||
| } else { | ||
| $this->_elements[] = &$element; | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * This method sends a message to the passed element requesting to | ||
| * be added as a child. | ||
| */ | ||
| function addParent(&$parent) | ||
| { | ||
| if (is_subclass_of($parent, 'XML_SVG_Element')) { | ||
| $parent->addChild($this); | ||
| } | ||
| } | ||
|
|
||
| function copy() | ||
| { | ||
| if (version_compare(zend_version(), '2', '>')) { | ||
| return clone($this); | ||
| } else { | ||
| $xml_svg = $this; | ||
| return $xml_svg; | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Print each of the passed parameters, if they are set. | ||
| */ | ||
| function printParams() | ||
| { | ||
| foreach (func_get_args() as $param) { | ||
| $_param = '_' . $param; | ||
| if (isset($this->$_param)) { | ||
| switch ($param) { | ||
| case 'filter': | ||
| echo ' filter="url(#' . $this->$_param . ')"'; | ||
| break; | ||
|
|
||
| default: | ||
| echo ' ' . str_replace('_', '-', $param) . '="' . $this->$_param . '"'; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // Set any named attribute of an element to a value. | ||
| function setParam($param, $value) | ||
| { | ||
| $attr = '_' . $param; | ||
| $this->$attr = $value; | ||
| } | ||
|
|
||
| // Get any named attribute of an element. | ||
| function getParam($param) | ||
| { | ||
| $attr = '_' . $param; | ||
| if (isset($this->$attr)) { | ||
| return $this->$attr; | ||
| } else { | ||
| return null; | ||
| } | ||
| } | ||
|
|
||
| // Print out the object for debugging. | ||
| function debug() | ||
| { | ||
| echo '<pre>'; var_dump($this); echo '</pre>'; | ||
| } | ||
|
|
||
| } | ||
|
|