visualizer / classes / Visualizer / Render.php

Render.php in Visualizer – Tables & Charts Manager with Built-in AI Generator 3.1.0, at classes/Visualizer/Render.php

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1	<?php
2
3	// +----------------------------------------------------------------------+
4	// \| Copyright 2013 Madpixels (email : visualizer@madpixels.net) \|
5	// +----------------------------------------------------------------------+
6	// \| This program is free software; you can redistribute it and/or modify \|
7	// \| it under the terms of the GNU General Public License, version 2, as \|
8	// \| published by the Free Software Foundation. \|
9	// \| \|
10	// \| This program is distributed in the hope that it will be useful, \|
11	// \| but WITHOUT ANY WARRANTY; without even the implied warranty of \|
12	// \| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the \|
13	// \| GNU General Public License for more details. \|
14	// \| \|
15	// \| You should have received a copy of the GNU General Public License \|
16	// \| along with this program; if not, write to the Free Software \|
17	// \| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, \|
18	// \| MA 02110-1301 USA \|
19	// +----------------------------------------------------------------------+
20	// \| Author: Eugene Manuilov <eugene@manuilov.org> \|
21	// +----------------------------------------------------------------------+
22	/**
23	* Abstract render class implements all routine stuff required for template
24	* rendering.
25	*
26	* @category Visualizer
27	* @package Render
28	*
29	* @since 1.0.0
30	* @abstract
31	*/
32	abstract class Visualizer_Render {
33
34	/**
35	* The storage of all data associated with this render.
36	*
37	* @since 1.0.0
38	*
39	* @access protected
40	* @var array
41	*/
42	protected $_data;
43
44	/**
45	* Constructor.
46	*
47	* @since 1.0.0
48	*
49	* @access public
50	* @param array $data The data what has to be associated with this render.
51	*/
52	public function __construct( $data = array() ) {
53	$this->_data = $data;
54	}
55
56	/**
57	* Returns property associated with the render.
58	*
59	* @since 1.0.0
60	*
61	* @access public
62	* @param string $name The name of a property.
63	* @return mixed Returns mixed value of a property or NULL if a property doesn't exist.
64	*/
65	public function __get( $name ) {
66	return array_key_exists( $name, $this->_data ) ? $this->_data[ $name ] : null;
67	}
68
69	/**
70	* Checks whether the render has specific property or not.
71	*
72	* @since 1.0.0
73	*
74	* @access public
75	* @param string $name The key name.
76	* @return boolean TRUE if the property exists, otherwise FALSE.
77	*/
78	public function __isset( $name ) {
79	return array_key_exists( $name, $this->_data );
80	}
81
82	/**
83	* Associates the render with specific property.
84	*
85	* @since 1.0.0
86	*
87	* @access public
88	* @param string $name The name of a property to associate.
89	* @param mixed $value The value of a property.
90	*/
91	public function __set( $name, $value ) {
92	$this->_data[ $name ] = $value;
93	}
94
95	/**
96	* Unassociates specific property from the render.
97	*
98	* @since 1.0.0
99	*
100	* @access public
101	* @param string $name The name of the property to unassociate.
102	*/
103	public function __unset( $name ) {
104	unset( $this->_data[ $name ] );
105	}
106
107	/**
108	* Renders template.
109	*
110	* @since 1.0.0
111	*
112	* @abstract
113	* @access protected
114	*/
115	protected abstract function _toHTML();
116
117	/**
118	* Builds template and return it as string.
119	*
120	* @since 1.0.0
121	*
122	* @access public
123	* @return string
124	*/
125	public function toHtml() {
126	ob_start();
127	$this->_toHTML();
128	return ob_get_clean();
129	}
130
131	/**
132	* Returns built template as string.
133	*
134	* @since 1.0.0
135	*
136	* @access public
137	* @return type
138	*/
139	public function __toString() {
140	return $this->toHtml();
141	}
142
143	/**
144	* Renders the template.
145	*
146	* @since 1.0.0
147	*
148	* @access public
149	*/
150	public function render() {
151	$this->_toHTML();
152	}
153
154	}
155