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1 <?php |
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2 /** |
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3 * Zend Framework |
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4 * |
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5 * LICENSE |
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6 * |
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7 * This source file is subject to the new BSD license that is bundled |
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8 * with this package in the file LICENSE.txt. |
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9 * It is also available through the world-wide-web at this URL: |
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10 * http://framework.zend.com/license/new-bsd |
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11 * If you did not receive a copy of the license and are unable to |
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12 * obtain it through the world-wide-web, please send an email |
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13 * to license@zend.com so we can send you a copy immediately. |
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14 * |
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15 * @category Zend |
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16 * @package Zend_Pdf |
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17 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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18 * @license http://framework.zend.com/license/new-bsd New BSD License |
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19 * @version $Id: Array.php 22797 2010-08-06 15:02:12Z alexander $ |
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20 */ |
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21 |
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22 |
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23 /** Zend_Pdf_Element */ |
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24 require_once 'Zend/Pdf/Element.php'; |
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25 |
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26 |
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27 /** |
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28 * PDF file 'array' element implementation |
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29 * |
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30 * @category Zend |
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31 * @package Zend_Pdf |
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32 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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33 * @license http://framework.zend.com/license/new-bsd New BSD License |
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34 */ |
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35 class Zend_Pdf_Element_Array extends Zend_Pdf_Element |
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36 { |
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37 /** |
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38 * Array element items |
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39 * |
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40 * Array of Zend_Pdf_Element objects |
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41 * |
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42 * @var array |
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43 */ |
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44 public $items; |
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45 |
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46 |
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47 /** |
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48 * Object constructor |
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49 * |
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50 * @param array $val - array of Zend_Pdf_Element objects |
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51 * @throws Zend_Pdf_Exception |
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52 */ |
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53 public function __construct($val = null) |
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54 { |
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55 $this->items = new ArrayObject(); |
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56 |
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57 if ($val !== null && is_array($val)) { |
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58 foreach ($val as $element) { |
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59 if (!$element instanceof Zend_Pdf_Element) { |
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60 require_once 'Zend/Pdf/Exception.php'; |
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61 throw new Zend_Pdf_Exception('Array elements must be Zend_Pdf_Element objects'); |
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62 } |
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63 $this->items[] = $element; |
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64 } |
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65 } else if ($val !== null){ |
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66 require_once 'Zend/Pdf/Exception.php'; |
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67 throw new Zend_Pdf_Exception('Argument must be an array'); |
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68 } |
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69 } |
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70 |
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71 |
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72 /** |
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73 * Getter |
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74 * |
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75 * @param string $property |
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76 * @throws Zend_Pdf_Exception |
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77 */ |
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78 public function __get($property) { |
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79 require_once 'Zend/Pdf/Exception.php'; |
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80 throw new Zend_Pdf_Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property); |
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81 } |
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82 |
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83 |
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84 /** |
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85 * Setter |
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86 * |
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87 * @param mixed $offset |
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88 * @param mixed $value |
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89 * @throws Zend_Pdf_Exception |
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90 */ |
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91 public function __set($property, $value) { |
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92 require_once 'Zend/Pdf/Exception.php'; |
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93 throw new Zend_Pdf_Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property); |
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94 } |
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95 |
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96 /** |
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97 * Return type of the element. |
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98 * |
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99 * @return integer |
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100 */ |
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101 public function getType() |
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102 { |
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103 return Zend_Pdf_Element::TYPE_ARRAY; |
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104 } |
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105 |
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106 |
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107 /** |
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108 * Return object as string |
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109 * |
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110 * @param Zend_Pdf_Factory $factory |
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111 * @return string |
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112 */ |
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113 public function toString($factory = null) |
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114 { |
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115 $outStr = '['; |
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116 $lastNL = 0; |
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117 |
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118 foreach ($this->items as $element) { |
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119 if (strlen($outStr) - $lastNL > 128) { |
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120 $outStr .= "\n"; |
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121 $lastNL = strlen($outStr); |
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122 } |
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123 |
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124 $outStr .= $element->toString($factory) . ' '; |
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125 } |
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126 $outStr .= ']'; |
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127 |
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128 return $outStr; |
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129 } |
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130 |
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131 /** |
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132 * Detach PDF object from the factory (if applicable), clone it and attach to new factory. |
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133 * |
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134 * @param Zend_Pdf_ElementFactory $factory The factory to attach |
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135 * @param array &$processed List of already processed indirect objects, used to avoid objects duplication |
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136 * @param integer $mode Cloning mode (defines filter for objects cloning) |
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137 * @returns Zend_Pdf_Element |
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138 */ |
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139 public function makeClone(Zend_Pdf_ElementFactory $factory, array &$processed, $mode) |
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140 { |
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141 $newArray = new self(); |
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142 |
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143 foreach ($this->items as $key => $value) { |
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144 $newArray->items[$key] = $value->makeClone($factory, $processed, $mode); |
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145 } |
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146 |
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147 return $newArray; |
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148 } |
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149 |
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150 /** |
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151 * Set top level parent indirect object. |
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152 * |
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153 * @param Zend_Pdf_Element_Object $parent |
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154 */ |
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155 public function setParentObject(Zend_Pdf_Element_Object $parent) |
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156 { |
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157 parent::setParentObject($parent); |
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158 |
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159 foreach ($this->items as $item) { |
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160 $item->setParentObject($parent); |
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161 } |
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162 } |
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163 |
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164 /** |
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165 * Convert PDF element to PHP type. |
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166 * |
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167 * Dictionary is returned as an associative array |
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168 * |
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169 * @return mixed |
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170 */ |
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171 public function toPhp() |
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172 { |
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173 $phpArray = array(); |
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174 |
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175 foreach ($this->items as $item) { |
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176 $phpArray[] = $item->toPhp(); |
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177 } |
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178 |
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179 return $phpArray; |
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180 } |
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181 } |