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1 <?php |
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2 /******************************************************************************* |
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3 * FPDF * |
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4 * * |
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5 * Version: 1.7 * |
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6 * Date: 2011-06-18 * |
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7 * Author: Olivier PLATHEY * |
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8 *******************************************************************************/ |
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9 |
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10 define('FPDF_VERSION','1.7'); |
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11 define('FPDF_FONTPATH',$_SERVER['DOCUMENT_ROOT'].'/fhiiqm/css/fpdf_font/'); |
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12 |
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13 class FPDF |
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14 { |
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15 var $page; // current page number |
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16 var $n; // current object number |
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17 var $offsets; // array of object offsets |
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18 var $buffer; // buffer holding in-memory PDF |
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19 var $pages; // array containing pages |
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20 var $state; // current document state |
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21 var $compress; // compression flag |
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22 var $k; // scale factor (number of points in user unit) |
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23 var $DefOrientation; // default orientation |
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24 var $CurOrientation; // current orientation |
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25 var $StdPageSizes; // standard page sizes |
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26 var $DefPageSize; // default page size |
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27 var $CurPageSize; // current page size |
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28 var $PageSizes; // used for pages with non default sizes or orientations |
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29 var $wPt, $hPt; // dimensions of current page in points |
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30 var $w, $h; // dimensions of current page in user unit |
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31 var $lMargin; // left margin |
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32 var $tMargin; // top margin |
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33 var $rMargin; // right margin |
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34 var $bMargin; // page break margin |
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35 var $cMargin; // cell margin |
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36 var $x, $y; // current position in user unit |
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37 var $lasth; // height of last printed cell |
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38 var $LineWidth; // line width in user unit |
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39 var $fontpath; // path containing fonts |
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40 var $CoreFonts; // array of core font names |
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41 var $fonts; // array of used fonts |
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42 var $FontFiles; // array of font files |
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43 var $diffs; // array of encoding differences |
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44 var $FontFamily; // current font family |
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45 var $FontStyle; // current font style |
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46 var $underline; // underlining flag |
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47 var $CurrentFont; // current font info |
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48 var $FontSizePt; // current font size in points |
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49 var $FontSize; // current font size in user unit |
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50 var $DrawColor; // commands for drawing color |
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51 var $FillColor; // commands for filling color |
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52 var $TextColor; // commands for text color |
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53 var $ColorFlag; // indicates whether fill and text colors are different |
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54 var $ws; // word spacing |
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55 var $images; // array of used images |
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56 var $PageLinks; // array of links in pages |
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57 var $links; // array of internal links |
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58 var $AutoPageBreak; // automatic page breaking |
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59 var $PageBreakTrigger; // threshold used to trigger page breaks |
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60 var $InHeader; // flag set when processing header |
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61 var $InFooter; // flag set when processing footer |
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62 var $ZoomMode; // zoom display mode |
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63 var $LayoutMode; // layout display mode |
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64 var $title; // title |
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65 var $subject; // subject |
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66 var $author; // author |
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67 var $keywords; // keywords |
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68 var $creator; // creator |
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69 var $AliasNbPages; // alias for total number of pages |
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70 var $PDFVersion; // PDF version number |
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71 |
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72 /******************************************************************************* |
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73 * * |
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74 * Public methods * |
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75 * * |
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76 *******************************************************************************/ |
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77 function FPDF($orientation='P', $unit='mm', $size='A4') |
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78 { |
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79 // Some checks |
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80 $this->_dochecks(); |
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81 // Initialization of properties |
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82 $this->page = 0; |
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83 $this->n = 2; |
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84 $this->buffer = ''; |
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85 $this->pages = array(); |
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86 $this->PageSizes = array(); |
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87 $this->state = 0; |
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88 $this->fonts = array(); |
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89 $this->FontFiles = array(); |
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90 $this->diffs = array(); |
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91 $this->images = array(); |
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92 $this->links = array(); |
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93 $this->InHeader = false; |
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94 $this->InFooter = false; |
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95 $this->lasth = 0; |
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96 $this->FontFamily = ''; |
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97 $this->FontStyle = ''; |
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98 $this->FontSizePt = 12; |
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99 $this->underline = false; |
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100 $this->DrawColor = '0 G'; |
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101 $this->FillColor = '0 g'; |
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102 $this->TextColor = '0 g'; |
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103 $this->ColorFlag = false; |
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104 $this->ws = 0; |
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105 // Font path |
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106 if(defined('FPDF_FONTPATH')) |
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107 { |
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108 $this->fontpath = FPDF_FONTPATH; |
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109 if(substr($this->fontpath,-1)!='/' && substr($this->fontpath,-1)!='\\') |
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110 $this->fontpath .= '/'; |
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111 } |
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112 elseif(is_dir(dirname(__FILE__).'/font')) |
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113 $this->fontpath = dirname(__FILE__).'/font/'; |
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114 else |
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115 $this->fontpath = ''; |
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116 // Core fonts |
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117 $this->CoreFonts = array('courier', 'helvetica', 'times', 'symbol', 'zapfdingbats'); |
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118 // Scale factor |
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119 if($unit=='pt') |
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120 $this->k = 1; |
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121 elseif($unit=='mm') |
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122 $this->k = 72/25.4; |
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123 elseif($unit=='cm') |
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124 $this->k = 72/2.54; |
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125 elseif($unit=='in') |
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126 $this->k = 72; |
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127 else |
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128 $this->Error('Incorrect unit: '.$unit); |
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129 // Page sizes |
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130 $this->StdPageSizes = array('a3'=>array(841.89,1190.55), 'a4'=>array(595.28,841.89), 'a5'=>array(420.94,595.28), |
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131 'letter'=>array(612,792), 'legal'=>array(612,1008)); |
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132 $size = $this->_getpagesize($size); |
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133 $this->DefPageSize = $size; |
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134 $this->CurPageSize = $size; |
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135 // Page orientation |
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136 $orientation = strtolower($orientation); |
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137 if($orientation=='p' || $orientation=='portrait') |
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138 { |
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139 $this->DefOrientation = 'P'; |
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140 $this->w = $size[0]; |
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141 $this->h = $size[1]; |
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142 } |
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143 elseif($orientation=='l' || $orientation=='landscape') |
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144 { |
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145 $this->DefOrientation = 'L'; |
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146 $this->w = $size[1]; |
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147 $this->h = $size[0]; |
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148 } |
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149 else |
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150 $this->Error('Incorrect orientation: '.$orientation); |
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151 $this->CurOrientation = $this->DefOrientation; |
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152 $this->wPt = $this->w*$this->k; |
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153 $this->hPt = $this->h*$this->k; |
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154 // Page margins (1 cm) |
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155 $margin = 28.35/$this->k; |
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156 $this->SetMargins($margin,$margin); |
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157 // Interior cell margin (1 mm) |
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158 $this->cMargin = $margin/10; |
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159 // Line width (0.2 mm) |
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160 $this->LineWidth = .567/$this->k; |
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161 // Automatic page break |
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162 $this->SetAutoPageBreak(true,2*$margin); |
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163 // Default display mode |
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164 $this->SetDisplayMode('default'); |
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165 // Enable compression |
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166 $this->SetCompression(true); |
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167 // Set default PDF version number |
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168 $this->PDFVersion = '1.3'; |
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169 } |
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170 |
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171 function SetMargins($left, $top, $right=null) |
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172 { |
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173 // Set left, top and right margins |
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174 $this->lMargin = $left; |
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175 $this->tMargin = $top; |
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176 if($right===null) |
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177 $right = $left; |
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178 $this->rMargin = $right; |
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179 } |
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180 |
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181 function SetLeftMargin($margin) |
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182 { |
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183 // Set left margin |
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184 $this->lMargin = $margin; |
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185 if($this->page>0 && $this->x<$margin) |
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186 $this->x = $margin; |
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187 } |
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188 |
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189 function SetTopMargin($margin) |
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190 { |
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191 // Set top margin |
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192 $this->tMargin = $margin; |
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193 } |
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194 |
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195 function SetRightMargin($margin) |
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196 { |
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197 // Set right margin |
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198 $this->rMargin = $margin; |
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199 } |
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200 |
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201 function SetAutoPageBreak($auto, $margin=0) |
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202 { |
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203 // Set auto page break mode and triggering margin |
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204 $this->AutoPageBreak = $auto; |
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205 $this->bMargin = $margin; |
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206 $this->PageBreakTrigger = $this->h-$margin; |
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207 } |
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208 |
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209 function SetDisplayMode($zoom, $layout='default') |
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210 { |
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211 // Set display mode in viewer |
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212 if($zoom=='fullpage' || $zoom=='fullwidth' || $zoom=='real' || $zoom=='default' || !is_string($zoom)) |
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213 $this->ZoomMode = $zoom; |
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214 else |
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215 $this->Error('Incorrect zoom display mode: '.$zoom); |
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216 if($layout=='single' || $layout=='continuous' || $layout=='two' || $layout=='default') |
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217 $this->LayoutMode = $layout; |
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218 else |
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219 $this->Error('Incorrect layout display mode: '.$layout); |
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220 } |
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221 |
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222 function SetCompression($compress) |
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223 { |
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224 // Set page compression |
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225 if(function_exists('gzcompress')) |
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226 $this->compress = $compress; |
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227 else |
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228 $this->compress = false; |
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229 } |
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230 |
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231 function SetTitle($title, $isUTF8=false) |
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232 { |
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233 // Title of document |
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234 if($isUTF8) |
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235 $title = $this->_UTF8toUTF16($title); |
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236 $this->title = $title; |
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237 } |
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238 |
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239 function SetSubject($subject, $isUTF8=false) |
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240 { |
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241 // Subject of document |
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242 if($isUTF8) |
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243 $subject = $this->_UTF8toUTF16($subject); |
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244 $this->subject = $subject; |
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245 } |
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246 |
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247 function SetAuthor($author, $isUTF8=false) |
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248 { |
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249 // Author of document |
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250 if($isUTF8) |
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251 $author = $this->_UTF8toUTF16($author); |
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252 $this->author = $author; |
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253 } |
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254 |
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255 function SetKeywords($keywords, $isUTF8=false) |
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256 { |
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257 // Keywords of document |
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258 if($isUTF8) |
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259 $keywords = $this->_UTF8toUTF16($keywords); |
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260 $this->keywords = $keywords; |
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261 } |
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262 |
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263 function SetCreator($creator, $isUTF8=false) |
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264 { |
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265 // Creator of document |
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266 if($isUTF8) |
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267 $creator = $this->_UTF8toUTF16($creator); |
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268 $this->creator = $creator; |
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269 } |
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270 |
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271 function AliasNbPages($alias='{nb}') |
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272 { |
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273 // Define an alias for total number of pages |
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274 $this->AliasNbPages = $alias; |
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275 } |
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276 |
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277 function Error($msg) |
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278 { |
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279 // Fatal error |
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280 die('<b>FPDF error:</b> '.$msg); |
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281 } |
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282 |
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283 function Open() |
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284 { |
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285 // Begin document |
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286 $this->state = 1; |
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287 } |
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288 |
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289 function Close() |
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290 { |
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291 // Terminate document |
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292 if($this->state==3) |
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293 return; |
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294 if($this->page==0) |
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295 $this->AddPage(); |
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296 // Page footer |
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297 $this->InFooter = true; |
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298 $this->Footer(); |
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299 $this->InFooter = false; |
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300 // Close page |
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301 $this->_endpage(); |
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302 // Close document |
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303 $this->_enddoc(); |
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304 } |
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305 |
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306 function AddPage($orientation='', $size='') |
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307 { |
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308 // Start a new page |
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309 if($this->state==0) |
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310 $this->Open(); |
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311 $family = $this->FontFamily; |
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312 $style = $this->FontStyle.($this->underline ? 'U' : ''); |
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313 $fontsize = $this->FontSizePt; |
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314 $lw = $this->LineWidth; |
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315 $dc = $this->DrawColor; |
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316 $fc = $this->FillColor; |
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317 $tc = $this->TextColor; |
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318 $cf = $this->ColorFlag; |
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319 if($this->page>0) |
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320 { |
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321 // Page footer |
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322 $this->InFooter = true; |
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323 $this->Footer(); |
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324 $this->InFooter = false; |
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325 // Close page |
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326 $this->_endpage(); |
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327 } |
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328 // Start new page |
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329 $this->_beginpage($orientation,$size); |
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330 // Set line cap style to square |
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331 $this->_out('2 J'); |
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332 // Set line width |
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333 $this->LineWidth = $lw; |
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334 $this->_out(sprintf('%.2F w',$lw*$this->k)); |
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335 // Set font |
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336 if($family) |
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337 $this->SetFont($family,$style,$fontsize); |
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338 // Set colors |
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339 $this->DrawColor = $dc; |
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340 if($dc!='0 G') |
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341 $this->_out($dc); |
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342 $this->FillColor = $fc; |
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343 if($fc!='0 g') |
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344 $this->_out($fc); |
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345 $this->TextColor = $tc; |
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346 $this->ColorFlag = $cf; |
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347 // Page header |
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348 $this->InHeader = true; |
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349 $this->Header(); |
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350 $this->InHeader = false; |
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351 // Restore line width |
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352 if($this->LineWidth!=$lw) |
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353 { |
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354 $this->LineWidth = $lw; |
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355 $this->_out(sprintf('%.2F w',$lw*$this->k)); |
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356 } |
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357 // Restore font |
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358 if($family) |
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359 $this->SetFont($family,$style,$fontsize); |
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360 // Restore colors |
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361 if($this->DrawColor!=$dc) |
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362 { |
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363 $this->DrawColor = $dc; |
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364 $this->_out($dc); |
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365 } |
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366 if($this->FillColor!=$fc) |
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367 { |
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368 $this->FillColor = $fc; |
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369 $this->_out($fc); |
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370 } |
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371 $this->TextColor = $tc; |
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372 $this->ColorFlag = $cf; |
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373 } |
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374 |
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375 function Header() |
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376 { |
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377 // To be implemented in your own inherited class |
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378 } |
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379 |
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380 function Footer() |
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381 { |
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382 // To be implemented in your own inherited class |
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383 } |
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384 |
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385 function PageNo() |
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386 { |
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387 // Get current page number |
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388 return $this->page; |
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389 } |
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390 |
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391 function SetDrawColor($r, $g=null, $b=null) |
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392 { |
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393 // Set color for all stroking operations |
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394 if(($r==0 && $g==0 && $b==0) || $g===null) |
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395 $this->DrawColor = sprintf('%.3F G',$r/255); |
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396 else |
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397 $this->DrawColor = sprintf('%.3F %.3F %.3F RG',$r/255,$g/255,$b/255); |
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398 if($this->page>0) |
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399 $this->_out($this->DrawColor); |
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400 } |
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401 |
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402 function SetFillColor($r, $g=null, $b=null) |
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403 { |
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404 // Set color for all filling operations |
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405 if(($r==0 && $g==0 && $b==0) || $g===null) |
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406 $this->FillColor = sprintf('%.3F g',$r/255); |
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407 else |
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408 $this->FillColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255); |
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409 $this->ColorFlag = ($this->FillColor!=$this->TextColor); |
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410 if($this->page>0) |
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411 $this->_out($this->FillColor); |
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412 } |
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413 |
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414 function SetTextColor($r, $g=null, $b=null) |
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415 { |
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416 // Set color for text |
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417 if(($r==0 && $g==0 && $b==0) || $g===null) |
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418 $this->TextColor = sprintf('%.3F g',$r/255); |
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419 else |
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420 $this->TextColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255); |
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421 $this->ColorFlag = ($this->FillColor!=$this->TextColor); |
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422 } |
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423 |
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424 function GetStringWidth($s) |
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425 { |
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426 // Get width of a string in the current font |
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427 $s = (string)$s; |
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428 $cw = &$this->CurrentFont['cw']; |
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429 $w = 0; |
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430 $l = strlen($s); |
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431 for($i=0;$i<$l;$i++) |
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432 $w += $cw[$s[$i]]; |
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433 return $w*$this->FontSize/1000; |
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434 } |
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435 |
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436 function SetLineWidth($width) |
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437 { |
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438 // Set line width |
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439 $this->LineWidth = $width; |
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440 if($this->page>0) |
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441 $this->_out(sprintf('%.2F w',$width*$this->k)); |
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442 } |
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443 |
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444 function Line($x1, $y1, $x2, $y2) |
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445 { |
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446 // Draw a line |
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447 $this->_out(sprintf('%.2F %.2F m %.2F %.2F l S',$x1*$this->k,($this->h-$y1)*$this->k,$x2*$this->k,($this->h-$y2)*$this->k)); |
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448 } |
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449 |
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450 function Rect($x, $y, $w, $h, $style='') |
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451 { |
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452 // Draw a rectangle |
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453 if($style=='F') |
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454 $op = 'f'; |
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455 elseif($style=='FD' || $style=='DF') |
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456 $op = 'B'; |
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457 else |
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458 $op = 'S'; |
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459 $this->_out(sprintf('%.2F %.2F %.2F %.2F re %s',$x*$this->k,($this->h-$y)*$this->k,$w*$this->k,-$h*$this->k,$op)); |
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460 } |
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461 |
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462 function AddFont($family, $style='', $file='') |
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463 { |
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464 // Add a TrueType, OpenType or Type1 font |
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465 $family = strtolower($family); |
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466 if($file=='') |
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467 $file = str_replace(' ','',$family).strtolower($style).'.php'; |
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468 $style = strtoupper($style); |
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469 if($style=='IB') |
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470 $style = 'BI'; |
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471 $fontkey = $family.$style; |
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472 if(isset($this->fonts[$fontkey])) |
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473 return; |
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474 $info = $this->_loadfont($file); |
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475 $info['i'] = count($this->fonts)+1; |
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476 if(!empty($info['diff'])) |
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477 { |
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478 // Search existing encodings |
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479 $n = array_search($info['diff'],$this->diffs); |
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480 if(!$n) |
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481 { |
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482 $n = count($this->diffs)+1; |
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483 $this->diffs[$n] = $info['diff']; |
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484 } |
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485 $info['diffn'] = $n; |
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486 } |
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487 if(!empty($info['file'])) |
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488 { |
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489 // Embedded font |
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490 if($info['type']=='TrueType') |
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491 $this->FontFiles[$info['file']] = array('length1'=>$info['originalsize']); |
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492 else |
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493 $this->FontFiles[$info['file']] = array('length1'=>$info['size1'], 'length2'=>$info['size2']); |
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494 } |
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495 $this->fonts[$fontkey] = $info; |
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496 } |
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497 |
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498 function SetFont($family, $style='', $size=0) |
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499 { |
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500 // Select a font; size given in points |
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501 if($family=='') |
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502 $family = $this->FontFamily; |
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503 else |
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504 $family = strtolower($family); |
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505 $style = strtoupper($style); |
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506 if(strpos($style,'U')!==false) |
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507 { |
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508 $this->underline = true; |
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509 $style = str_replace('U','',$style); |
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510 } |
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511 else |
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512 $this->underline = false; |
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513 if($style=='IB') |
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514 $style = 'BI'; |
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515 if($size==0) |
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516 $size = $this->FontSizePt; |
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517 // Test if font is already selected |
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518 if($this->FontFamily==$family && $this->FontStyle==$style && $this->FontSizePt==$size) |
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519 return; |
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520 // Test if font is already loaded |
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521 $fontkey = $family.$style; |
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522 if(!isset($this->fonts[$fontkey])) |
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523 { |
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524 // Test if one of the core fonts |
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525 if($family=='arial') |
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526 $family = 'helvetica'; |
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527 if(in_array($family,$this->CoreFonts)) |
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528 { |
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529 if($family=='symbol' || $family=='zapfdingbats') |
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530 $style = ''; |
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531 $fontkey = $family.$style; |
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532 if(!isset($this->fonts[$fontkey])) |
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533 $this->AddFont($family,$style); |
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534 } |
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535 else |
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536 $this->Error('Undefined font: '.$family.' '.$style); |
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537 } |
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538 // Select it |
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539 $this->FontFamily = $family; |
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540 $this->FontStyle = $style; |
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541 $this->FontSizePt = $size; |
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542 $this->FontSize = $size/$this->k; |
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543 $this->CurrentFont = &$this->fonts[$fontkey]; |
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544 if($this->page>0) |
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545 $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); |
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546 } |
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547 |
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548 function SetFontSize($size) |
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549 { |
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550 // Set font size in points |
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551 if($this->FontSizePt==$size) |
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552 return; |
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553 $this->FontSizePt = $size; |
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554 $this->FontSize = $size/$this->k; |
|
555 if($this->page>0) |
|
556 $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); |
|
557 } |
|
558 |
|
559 function AddLink() |
|
560 { |
|
561 // Create a new internal link |
|
562 $n = count($this->links)+1; |
|
563 $this->links[$n] = array(0, 0); |
|
564 return $n; |
|
565 } |
|
566 |
|
567 function SetLink($link, $y=0, $page=-1) |
|
568 { |
|
569 // Set destination of internal link |
|
570 if($y==-1) |
|
571 $y = $this->y; |
|
572 if($page==-1) |
|
573 $page = $this->page; |
|
574 $this->links[$link] = array($page, $y); |
|
575 } |
|
576 |
|
577 function Link($x, $y, $w, $h, $link) |
|
578 { |
|
579 // Put a link on the page |
|
580 $this->PageLinks[$this->page][] = array($x*$this->k, $this->hPt-$y*$this->k, $w*$this->k, $h*$this->k, $link); |
|
581 } |
|
582 |
|
583 function Text($x, $y, $txt) |
|
584 { |
|
585 // Output a string |
|
586 $s = sprintf('BT %.2F %.2F Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt)); |
|
587 if($this->underline && $txt!='') |
|
588 $s .= ' '.$this->_dounderline($x,$y,$txt); |
|
589 if($this->ColorFlag) |
|
590 $s = 'q '.$this->TextColor.' '.$s.' Q'; |
|
591 $this->_out($s); |
|
592 } |
|
593 |
|
594 function AcceptPageBreak() |
|
595 { |
|
596 // Accept automatic page break or not |
|
597 return $this->AutoPageBreak; |
|
598 } |
|
599 |
|
600 function Cell($w, $h=0, $txt='', $border=0, $ln=0, $align='', $fill=false, $link='') |
|
601 { |
|
602 // Output a cell |
|
603 $k = $this->k; |
|
604 if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak()) |
|
605 { |
|
606 // Automatic page break |
|
607 $x = $this->x; |
|
608 $ws = $this->ws; |
|
609 if($ws>0) |
|
610 { |
|
611 $this->ws = 0; |
|
612 $this->_out('0 Tw'); |
|
613 } |
|
614 $this->AddPage($this->CurOrientation,$this->CurPageSize); |
|
615 $this->x = $x; |
|
616 if($ws>0) |
|
617 { |
|
618 $this->ws = $ws; |
|
619 $this->_out(sprintf('%.3F Tw',$ws*$k)); |
|
620 } |
|
621 } |
|
622 if($w==0) |
|
623 $w = $this->w-$this->rMargin-$this->x; |
|
624 $s = ''; |
|
625 if($fill || $border==1) |
|
626 { |
|
627 if($fill) |
|
628 $op = ($border==1) ? 'B' : 'f'; |
|
629 else |
|
630 $op = 'S'; |
|
631 $s = sprintf('%.2F %.2F %.2F %.2F re %s ',$this->x*$k,($this->h-$this->y)*$k,$w*$k,-$h*$k,$op); |
|
632 } |
|
633 if(is_string($border)) |
|
634 { |
|
635 $x = $this->x; |
|
636 $y = $this->y; |
|
637 if(strpos($border,'L')!==false) |
|
638 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k); |
|
639 if(strpos($border,'T')!==false) |
|
640 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k); |
|
641 if(strpos($border,'R')!==false) |
|
642 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k); |
|
643 if(strpos($border,'B')!==false) |
|
644 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k); |
|
645 } |
|
646 if($txt!=='') |
|
647 { |
|
648 if($align=='R') |
|
649 $dx = $w-$this->cMargin-$this->GetStringWidth($txt); |
|
650 elseif($align=='C') |
|
651 $dx = ($w-$this->GetStringWidth($txt))/2; |
|
652 else |
|
653 $dx = $this->cMargin; |
|
654 if($this->ColorFlag) |
|
655 $s .= 'q '.$this->TextColor.' '; |
|
656 $txt2 = str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$txt))); |
|
657 $s .= sprintf('BT %.2F %.2F Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$txt2); |
|
658 if($this->underline) |
|
659 $s .= ' '.$this->_dounderline($this->x+$dx,$this->y+.5*$h+.3*$this->FontSize,$txt); |
|
660 if($this->ColorFlag) |
|
661 $s .= ' Q'; |
|
662 if($link) |
|
663 $this->Link($this->x+$dx,$this->y+.5*$h-.5*$this->FontSize,$this->GetStringWidth($txt),$this->FontSize,$link); |
|
664 } |
|
665 if($s) |
|
666 $this->_out($s); |
|
667 $this->lasth = $h; |
|
668 if($ln>0) |
|
669 { |
|
670 // Go to next line |
|
671 $this->y += $h; |
|
672 if($ln==1) |
|
673 $this->x = $this->lMargin; |
|
674 } |
|
675 else |
|
676 $this->x += $w; |
|
677 } |
|
678 |
|
679 function MultiCell($w, $h, $txt, $border=0, $align='J', $fill=false) |
|
680 { |
|
681 // Output text with automatic or explicit line breaks |
|
682 $cw = &$this->CurrentFont['cw']; |
|
683 if($w==0) |
|
684 $w = $this->w-$this->rMargin-$this->x; |
|
685 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; |
|
686 $s = str_replace("\r",'',$txt); |
|
687 $nb = strlen($s); |
|
688 if($nb>0 && $s[$nb-1]=="\n") |
|
689 $nb--; |
|
690 $b = 0; |
|
691 if($border) |
|
692 { |
|
693 if($border==1) |
|
694 { |
|
695 $border = 'LTRB'; |
|
696 $b = 'LRT'; |
|
697 $b2 = 'LR'; |
|
698 } |
|
699 else |
|
700 { |
|
701 $b2 = ''; |
|
702 if(strpos($border,'L')!==false) |
|
703 $b2 .= 'L'; |
|
704 if(strpos($border,'R')!==false) |
|
705 $b2 .= 'R'; |
|
706 $b = (strpos($border,'T')!==false) ? $b2.'T' : $b2; |
|
707 } |
|
708 } |
|
709 $sep = -1; |
|
710 $i = 0; |
|
711 $j = 0; |
|
712 $l = 0; |
|
713 $ns = 0; |
|
714 $nl = 1; |
|
715 while($i<$nb) |
|
716 { |
|
717 // Get next character |
|
718 $c = $s[$i]; |
|
719 if($c=="\n") |
|
720 { |
|
721 // Explicit line break |
|
722 if($this->ws>0) |
|
723 { |
|
724 $this->ws = 0; |
|
725 $this->_out('0 Tw'); |
|
726 } |
|
727 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
|
728 $i++; |
|
729 $sep = -1; |
|
730 $j = $i; |
|
731 $l = 0; |
|
732 $ns = 0; |
|
733 $nl++; |
|
734 if($border && $nl==2) |
|
735 $b = $b2; |
|
736 continue; |
|
737 } |
|
738 if($c==' ') |
|
739 { |
|
740 $sep = $i; |
|
741 $ls = $l; |
|
742 $ns++; |
|
743 } |
|
744 $l += $cw[$c]; |
|
745 if($l>$wmax) |
|
746 { |
|
747 // Automatic line break |
|
748 if($sep==-1) |
|
749 { |
|
750 if($i==$j) |
|
751 $i++; |
|
752 if($this->ws>0) |
|
753 { |
|
754 $this->ws = 0; |
|
755 $this->_out('0 Tw'); |
|
756 } |
|
757 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
|
758 } |
|
759 else |
|
760 { |
|
761 if($align=='J') |
|
762 { |
|
763 $this->ws = ($ns>1) ? ($wmax-$ls)/1000*$this->FontSize/($ns-1) : 0; |
|
764 $this->_out(sprintf('%.3F Tw',$this->ws*$this->k)); |
|
765 } |
|
766 $this->Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill); |
|
767 $i = $sep+1; |
|
768 } |
|
769 $sep = -1; |
|
770 $j = $i; |
|
771 $l = 0; |
|
772 $ns = 0; |
|
773 $nl++; |
|
774 if($border && $nl==2) |
|
775 $b = $b2; |
|
776 } |
|
777 else |
|
778 $i++; |
|
779 } |
|
780 // Last chunk |
|
781 if($this->ws>0) |
|
782 { |
|
783 $this->ws = 0; |
|
784 $this->_out('0 Tw'); |
|
785 } |
|
786 if($border && strpos($border,'B')!==false) |
|
787 $b .= 'B'; |
|
788 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
|
789 $this->x = $this->lMargin; |
|
790 } |
|
791 |
|
792 function Write($h, $txt, $link='') |
|
793 { |
|
794 // Output text in flowing mode |
|
795 $cw = &$this->CurrentFont['cw']; |
|
796 $w = $this->w-$this->rMargin-$this->x; |
|
797 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; |
|
798 $s = str_replace("\r",'',$txt); |
|
799 $nb = strlen($s); |
|
800 $sep = -1; |
|
801 $i = 0; |
|
802 $j = 0; |
|
803 $l = 0; |
|
804 $nl = 1; |
|
805 while($i<$nb) |
|
806 { |
|
807 // Get next character |
|
808 $c = $s[$i]; |
|
809 if($c=="\n") |
|
810 { |
|
811 // Explicit line break |
|
812 $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link); |
|
813 $i++; |
|
814 $sep = -1; |
|
815 $j = $i; |
|
816 $l = 0; |
|
817 if($nl==1) |
|
818 { |
|
819 $this->x = $this->lMargin; |
|
820 $w = $this->w-$this->rMargin-$this->x; |
|
821 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; |
|
822 } |
|
823 $nl++; |
|
824 continue; |
|
825 } |
|
826 if($c==' ') |
|
827 $sep = $i; |
|
828 $l += $cw[$c]; |
|
829 if($l>$wmax) |
|
830 { |
|
831 // Automatic line break |
|
832 if($sep==-1) |
|
833 { |
|
834 if($this->x>$this->lMargin) |
|
835 { |
|
836 // Move to next line |
|
837 $this->x = $this->lMargin; |
|
838 $this->y += $h; |
|
839 $w = $this->w-$this->rMargin-$this->x; |
|
840 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; |
|
841 $i++; |
|
842 $nl++; |
|
843 continue; |
|
844 } |
|
845 if($i==$j) |
|
846 $i++; |
|
847 $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link); |
|
848 } |
|
849 else |
|
850 { |
|
851 $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',0,$link); |
|
852 $i = $sep+1; |
|
853 } |
|
854 $sep = -1; |
|
855 $j = $i; |
|
856 $l = 0; |
|
857 if($nl==1) |
|
858 { |
|
859 $this->x = $this->lMargin; |
|
860 $w = $this->w-$this->rMargin-$this->x; |
|
861 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; |
|
862 } |
|
863 $nl++; |
|
864 } |
|
865 else |
|
866 $i++; |
|
867 } |
|
868 // Last chunk |
|
869 if($i!=$j) |
|
870 $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j),0,0,'',0,$link); |
|
871 } |
|
872 |
|
873 function Ln($h=null) |
|
874 { |
|
875 // Line feed; default value is last cell height |
|
876 $this->x = $this->lMargin; |
|
877 if($h===null) |
|
878 $this->y += $this->lasth; |
|
879 else |
|
880 $this->y += $h; |
|
881 } |
|
882 |
|
883 function Image($file, $x=null, $y=null, $w=0, $h=0, $type='', $link='') |
|
884 { |
|
885 // Put an image on the page |
|
886 if(!isset($this->images[$file])) |
|
887 { |
|
888 // First use of this image, get info |
|
889 if($type=='') |
|
890 { |
|
891 $pos = strrpos($file,'.'); |
|
892 if(!$pos) |
|
893 $this->Error('Image file has no extension and no type was specified: '.$file); |
|
894 $type = substr($file,$pos+1); |
|
895 } |
|
896 $type = strtolower($type); |
|
897 if($type=='jpeg') |
|
898 $type = 'jpg'; |
|
899 $mtd = '_parse'.$type; |
|
900 if(!method_exists($this,$mtd)) |
|
901 $this->Error('Unsupported image type: '.$type); |
|
902 $info = $this->$mtd($file); |
|
903 $info['i'] = count($this->images)+1; |
|
904 $this->images[$file] = $info; |
|
905 } |
|
906 else |
|
907 $info = $this->images[$file]; |
|
908 |
|
909 // Automatic width and height calculation if needed |
|
910 if($w==0 && $h==0) |
|
911 { |
|
912 // Put image at 96 dpi |
|
913 $w = -96; |
|
914 $h = -96; |
|
915 } |
|
916 if($w<0) |
|
917 $w = -$info['w']*72/$w/$this->k; |
|
918 if($h<0) |
|
919 $h = -$info['h']*72/$h/$this->k; |
|
920 if($w==0) |
|
921 $w = $h*$info['w']/$info['h']; |
|
922 if($h==0) |
|
923 $h = $w*$info['h']/$info['w']; |
|
924 |
|
925 // Flowing mode |
|
926 if($y===null) |
|
927 { |
|
928 if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak()) |
|
929 { |
|
930 // Automatic page break |
|
931 $x2 = $this->x; |
|
932 $this->AddPage($this->CurOrientation,$this->CurPageSize); |
|
933 $this->x = $x2; |
|
934 } |
|
935 $y = $this->y; |
|
936 $this->y += $h; |
|
937 } |
|
938 |
|
939 if($x===null) |
|
940 $x = $this->x; |
|
941 $this->_out(sprintf('q %.2F 0 0 %.2F %.2F %.2F cm /I%d Do Q',$w*$this->k,$h*$this->k,$x*$this->k,($this->h-($y+$h))*$this->k,$info['i'])); |
|
942 if($link) |
|
943 $this->Link($x,$y,$w,$h,$link); |
|
944 } |
|
945 |
|
946 function GetX() |
|
947 { |
|
948 // Get x position |
|
949 return $this->x; |
|
950 } |
|
951 |
|
952 function SetX($x) |
|
953 { |
|
954 // Set x position |
|
955 if($x>=0) |
|
956 $this->x = $x; |
|
957 else |
|
958 $this->x = $this->w+$x; |
|
959 } |
|
960 |
|
961 function GetY() |
|
962 { |
|
963 // Get y position |
|
964 return $this->y; |
|
965 } |
|
966 |
|
967 function SetY($y) |
|
968 { |
|
969 // Set y position and reset x |
|
970 $this->x = $this->lMargin; |
|
971 if($y>=0) |
|
972 $this->y = $y; |
|
973 else |
|
974 $this->y = $this->h+$y; |
|
975 } |
|
976 |
|
977 function SetXY($x, $y) |
|
978 { |
|
979 // Set x and y positions |
|
980 $this->SetY($y); |
|
981 $this->SetX($x); |
|
982 } |
|
983 |
|
984 function Output($name='', $dest='') |
|
985 { |
|
986 // Output PDF to some destination |
|
987 if($this->state<3) |
|
988 $this->Close(); |
|
989 $dest = strtoupper($dest); |
|
990 if($dest=='') |
|
991 { |
|
992 if($name=='') |
|
993 { |
|
994 $name = 'doc.pdf'; |
|
995 $dest = 'I'; |
|
996 } |
|
997 else |
|
998 $dest = 'F'; |
|
999 } |
|
1000 switch($dest) |
|
1001 { |
|
1002 case 'I': |
|
1003 // Send to standard output |
|
1004 $this->_checkoutput(); |
|
1005 if(PHP_SAPI!='cli') |
|
1006 { |
|
1007 // We send to a browser |
|
1008 header('Content-Type: application/pdf'); |
|
1009 header('Content-Disposition: inline; filename="'.$name.'"'); |
|
1010 header('Cache-Control: private, max-age=0, must-revalidate'); |
|
1011 header('Pragma: public'); |
|
1012 } |
|
1013 echo $this->buffer; |
|
1014 break; |
|
1015 case 'D': |
|
1016 // Download file |
|
1017 $this->_checkoutput(); |
|
1018 header('Content-Type: application/x-download'); |
|
1019 header('Content-Disposition: attachment; filename="'.$name.'"'); |
|
1020 header('Cache-Control: private, max-age=0, must-revalidate'); |
|
1021 header('Pragma: public'); |
|
1022 echo $this->buffer; |
|
1023 break; |
|
1024 case 'F': |
|
1025 // Save to local file |
|
1026 $f = fopen($name,'wb'); |
|
1027 if(!$f) |
|
1028 $this->Error('Unable to create output file: '.$name); |
|
1029 fwrite($f,$this->buffer,strlen($this->buffer)); |
|
1030 fclose($f); |
|
1031 break; |
|
1032 case 'S': |
|
1033 // Return as a string |
|
1034 return $this->buffer; |
|
1035 default: |
|
1036 $this->Error('Incorrect output destination: '.$dest); |
|
1037 } |
|
1038 return ''; |
|
1039 } |
|
1040 |
|
1041 /******************************************************************************* |
|
1042 * * |
|
1043 * Protected methods * |
|
1044 * * |
|
1045 *******************************************************************************/ |
|
1046 function _dochecks() |
|
1047 { |
|
1048 // Check availability of %F |
|
1049 if(sprintf('%.1F',1.0)!='1.0') |
|
1050 $this->Error('This version of PHP is not supported'); |
|
1051 // Check mbstring overloading |
|
1052 if(ini_get('mbstring.func_overload') & 2) |
|
1053 $this->Error('mbstring overloading must be disabled'); |
|
1054 // Ensure runtime magic quotes are disabled |
|
1055 if(get_magic_quotes_runtime()) |
|
1056 @set_magic_quotes_runtime(0); |
|
1057 } |
|
1058 |
|
1059 function _checkoutput() |
|
1060 { |
|
1061 if(PHP_SAPI!='cli') |
|
1062 { |
|
1063 if(headers_sent($file,$line)) |
|
1064 $this->Error("Some data has already been output, can't send PDF file (output started at $file:$line)"); |
|
1065 } |
|
1066 if(ob_get_length()) |
|
1067 { |
|
1068 // The output buffer is not empty |
|
1069 if(preg_match('/^(\xEF\xBB\xBF)?\s*$/',ob_get_contents())) |
|
1070 { |
|
1071 // It contains only a UTF-8 BOM and/or whitespace, let's clean it |
|
1072 ob_clean(); |
|
1073 } |
|
1074 else |
|
1075 $this->Error("Some data has already been output, can't send PDF file"); |
|
1076 } |
|
1077 } |
|
1078 |
|
1079 function _getpagesize($size) |
|
1080 { |
|
1081 if(is_string($size)) |
|
1082 { |
|
1083 $size = strtolower($size); |
|
1084 if(!isset($this->StdPageSizes[$size])) |
|
1085 $this->Error('Unknown page size: '.$size); |
|
1086 $a = $this->StdPageSizes[$size]; |
|
1087 return array($a[0]/$this->k, $a[1]/$this->k); |
|
1088 } |
|
1089 else |
|
1090 { |
|
1091 if($size[0]>$size[1]) |
|
1092 return array($size[1], $size[0]); |
|
1093 else |
|
1094 return $size; |
|
1095 } |
|
1096 } |
|
1097 |
|
1098 function _beginpage($orientation, $size) |
|
1099 { |
|
1100 $this->page++; |
|
1101 $this->pages[$this->page] = ''; |
|
1102 $this->state = 2; |
|
1103 $this->x = $this->lMargin; |
|
1104 $this->y = $this->tMargin; |
|
1105 $this->FontFamily = ''; |
|
1106 // Check page size and orientation |
|
1107 if($orientation=='') |
|
1108 $orientation = $this->DefOrientation; |
|
1109 else |
|
1110 $orientation = strtoupper($orientation[0]); |
|
1111 if($size=='') |
|
1112 $size = $this->DefPageSize; |
|
1113 else |
|
1114 $size = $this->_getpagesize($size); |
|
1115 if($orientation!=$this->CurOrientation || $size[0]!=$this->CurPageSize[0] || $size[1]!=$this->CurPageSize[1]) |
|
1116 { |
|
1117 // New size or orientation |
|
1118 if($orientation=='P') |
|
1119 { |
|
1120 $this->w = $size[0]; |
|
1121 $this->h = $size[1]; |
|
1122 } |
|
1123 else |
|
1124 { |
|
1125 $this->w = $size[1]; |
|
1126 $this->h = $size[0]; |
|
1127 } |
|
1128 $this->wPt = $this->w*$this->k; |
|
1129 $this->hPt = $this->h*$this->k; |
|
1130 $this->PageBreakTrigger = $this->h-$this->bMargin; |
|
1131 $this->CurOrientation = $orientation; |
|
1132 $this->CurPageSize = $size; |
|
1133 } |
|
1134 if($orientation!=$this->DefOrientation || $size[0]!=$this->DefPageSize[0] || $size[1]!=$this->DefPageSize[1]) |
|
1135 $this->PageSizes[$this->page] = array($this->wPt, $this->hPt); |
|
1136 } |
|
1137 |
|
1138 function _endpage() |
|
1139 { |
|
1140 $this->state = 1; |
|
1141 } |
|
1142 |
|
1143 function _loadfont($font) |
|
1144 { |
|
1145 // Load a font definition file from the font directory |
|
1146 include($this->fontpath.$font); |
|
1147 $a = get_defined_vars(); |
|
1148 if(!isset($a['name'])) |
|
1149 $this->Error('Could not include font definition file'); |
|
1150 return $a; |
|
1151 } |
|
1152 |
|
1153 function _escape($s) |
|
1154 { |
|
1155 // Escape special characters in strings |
|
1156 $s = str_replace('\\','\\\\',$s); |
|
1157 $s = str_replace('(','\\(',$s); |
|
1158 $s = str_replace(')','\\)',$s); |
|
1159 $s = str_replace("\r",'\\r',$s); |
|
1160 return $s; |
|
1161 } |
|
1162 |
|
1163 function _textstring($s) |
|
1164 { |
|
1165 // Format a text string |
|
1166 return '('.$this->_escape($s).')'; |
|
1167 } |
|
1168 |
|
1169 function _UTF8toUTF16($s) |
|
1170 { |
|
1171 // Convert UTF-8 to UTF-16BE with BOM |
|
1172 $res = "\xFE\xFF"; |
|
1173 $nb = strlen($s); |
|
1174 $i = 0; |
|
1175 while($i<$nb) |
|
1176 { |
|
1177 $c1 = ord($s[$i++]); |
|
1178 if($c1>=224) |
|
1179 { |
|
1180 // 3-byte character |
|
1181 $c2 = ord($s[$i++]); |
|
1182 $c3 = ord($s[$i++]); |
|
1183 $res .= chr((($c1 & 0x0F)<<4) + (($c2 & 0x3C)>>2)); |
|
1184 $res .= chr((($c2 & 0x03)<<6) + ($c3 & 0x3F)); |
|
1185 } |
|
1186 elseif($c1>=192) |
|
1187 { |
|
1188 // 2-byte character |
|
1189 $c2 = ord($s[$i++]); |
|
1190 $res .= chr(($c1 & 0x1C)>>2); |
|
1191 $res .= chr((($c1 & 0x03)<<6) + ($c2 & 0x3F)); |
|
1192 } |
|
1193 else |
|
1194 { |
|
1195 // Single-byte character |
|
1196 $res .= "\0".chr($c1); |
|
1197 } |
|
1198 } |
|
1199 return $res; |
|
1200 } |
|
1201 |
|
1202 function _dounderline($x, $y, $txt) |
|
1203 { |
|
1204 // Underline text |
|
1205 $up = $this->CurrentFont['up']; |
|
1206 $ut = $this->CurrentFont['ut']; |
|
1207 $w = $this->GetStringWidth($txt)+$this->ws*substr_count($txt,' '); |
|
1208 return sprintf('%.2F %.2F %.2F %.2F re f',$x*$this->k,($this->h-($y-$up/1000*$this->FontSize))*$this->k,$w*$this->k,-$ut/1000*$this->FontSizePt); |
|
1209 } |
|
1210 |
|
1211 function _parsejpg($file) |
|
1212 { |
|
1213 // Extract info from a JPEG file |
|
1214 $a = getimagesize($file); |
|
1215 if(!$a) |
|
1216 $this->Error('Missing or incorrect image file: '.$file); |
|
1217 if($a[2]!=2) |
|
1218 $this->Error('Not a JPEG file: '.$file); |
|
1219 if(!isset($a['channels']) || $a['channels']==3) |
|
1220 $colspace = 'DeviceRGB'; |
|
1221 elseif($a['channels']==4) |
|
1222 $colspace = 'DeviceCMYK'; |
|
1223 else |
|
1224 $colspace = 'DeviceGray'; |
|
1225 $bpc = isset($a['bits']) ? $a['bits'] : 8; |
|
1226 $data = file_get_contents($file); |
|
1227 return array('w'=>$a[0], 'h'=>$a[1], 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'DCTDecode', 'data'=>$data); |
|
1228 } |
|
1229 |
|
1230 function _parsepng($file) |
|
1231 { |
|
1232 // Extract info from a PNG file |
|
1233 $f = fopen($file,'rb'); |
|
1234 if(!$f) |
|
1235 $this->Error('Can\'t open image file: '.$file); |
|
1236 $info = $this->_parsepngstream($f,$file); |
|
1237 fclose($f); |
|
1238 return $info; |
|
1239 } |
|
1240 |
|
1241 function _parsepngstream($f, $file) |
|
1242 { |
|
1243 // Check signature |
|
1244 if($this->_readstream($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10)) |
|
1245 $this->Error('Not a PNG file: '.$file); |
|
1246 |
|
1247 // Read header chunk |
|
1248 $this->_readstream($f,4); |
|
1249 if($this->_readstream($f,4)!='IHDR') |
|
1250 $this->Error('Incorrect PNG file: '.$file); |
|
1251 $w = $this->_readint($f); |
|
1252 $h = $this->_readint($f); |
|
1253 $bpc = ord($this->_readstream($f,1)); |
|
1254 if($bpc>8) |
|
1255 $this->Error('16-bit depth not supported: '.$file); |
|
1256 $ct = ord($this->_readstream($f,1)); |
|
1257 if($ct==0 || $ct==4) |
|
1258 $colspace = 'DeviceGray'; |
|
1259 elseif($ct==2 || $ct==6) |
|
1260 $colspace = 'DeviceRGB'; |
|
1261 elseif($ct==3) |
|
1262 $colspace = 'Indexed'; |
|
1263 else |
|
1264 $this->Error('Unknown color type: '.$file); |
|
1265 if(ord($this->_readstream($f,1))!=0) |
|
1266 $this->Error('Unknown compression method: '.$file); |
|
1267 if(ord($this->_readstream($f,1))!=0) |
|
1268 $this->Error('Unknown filter method: '.$file); |
|
1269 if(ord($this->_readstream($f,1))!=0) |
|
1270 $this->Error('Interlacing not supported: '.$file); |
|
1271 $this->_readstream($f,4); |
|
1272 $dp = '/Predictor 15 /Colors '.($colspace=='DeviceRGB' ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w; |
|
1273 |
|
1274 // Scan chunks looking for palette, transparency and image data |
|
1275 $pal = ''; |
|
1276 $trns = ''; |
|
1277 $data = ''; |
|
1278 do |
|
1279 { |
|
1280 $n = $this->_readint($f); |
|
1281 $type = $this->_readstream($f,4); |
|
1282 if($type=='PLTE') |
|
1283 { |
|
1284 // Read palette |
|
1285 $pal = $this->_readstream($f,$n); |
|
1286 $this->_readstream($f,4); |
|
1287 } |
|
1288 elseif($type=='tRNS') |
|
1289 { |
|
1290 // Read transparency info |
|
1291 $t = $this->_readstream($f,$n); |
|
1292 if($ct==0) |
|
1293 $trns = array(ord(substr($t,1,1))); |
|
1294 elseif($ct==2) |
|
1295 $trns = array(ord(substr($t,1,1)), ord(substr($t,3,1)), ord(substr($t,5,1))); |
|
1296 else |
|
1297 { |
|
1298 $pos = strpos($t,chr(0)); |
|
1299 if($pos!==false) |
|
1300 $trns = array($pos); |
|
1301 } |
|
1302 $this->_readstream($f,4); |
|
1303 } |
|
1304 elseif($type=='IDAT') |
|
1305 { |
|
1306 // Read image data block |
|
1307 $data .= $this->_readstream($f,$n); |
|
1308 $this->_readstream($f,4); |
|
1309 } |
|
1310 elseif($type=='IEND') |
|
1311 break; |
|
1312 else |
|
1313 $this->_readstream($f,$n+4); |
|
1314 } |
|
1315 while($n); |
|
1316 |
|
1317 if($colspace=='Indexed' && empty($pal)) |
|
1318 $this->Error('Missing palette in '.$file); |
|
1319 $info = array('w'=>$w, 'h'=>$h, 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'FlateDecode', 'dp'=>$dp, 'pal'=>$pal, 'trns'=>$trns); |
|
1320 if($ct>=4) |
|
1321 { |
|
1322 // Extract alpha channel |
|
1323 if(!function_exists('gzuncompress')) |
|
1324 $this->Error('Zlib not available, can\'t handle alpha channel: '.$file); |
|
1325 $data = gzuncompress($data); |
|
1326 $color = ''; |
|
1327 $alpha = ''; |
|
1328 if($ct==4) |
|
1329 { |
|
1330 // Gray image |
|
1331 $len = 2*$w; |
|
1332 for($i=0;$i<$h;$i++) |
|
1333 { |
|
1334 $pos = (1+$len)*$i; |
|
1335 $color .= $data[$pos]; |
|
1336 $alpha .= $data[$pos]; |
|
1337 $line = substr($data,$pos+1,$len); |
|
1338 $color .= preg_replace('/(.)./s','$1',$line); |
|
1339 $alpha .= preg_replace('/.(.)/s','$1',$line); |
|
1340 } |
|
1341 } |
|
1342 else |
|
1343 { |
|
1344 // RGB image |
|
1345 $len = 4*$w; |
|
1346 for($i=0;$i<$h;$i++) |
|
1347 { |
|
1348 $pos = (1+$len)*$i; |
|
1349 $color .= $data[$pos]; |
|
1350 $alpha .= $data[$pos]; |
|
1351 $line = substr($data,$pos+1,$len); |
|
1352 $color .= preg_replace('/(.{3})./s','$1',$line); |
|
1353 $alpha .= preg_replace('/.{3}(.)/s','$1',$line); |
|
1354 } |
|
1355 } |
|
1356 unset($data); |
|
1357 $data = gzcompress($color); |
|
1358 $info['smask'] = gzcompress($alpha); |
|
1359 if($this->PDFVersion<'1.4') |
|
1360 $this->PDFVersion = '1.4'; |
|
1361 } |
|
1362 $info['data'] = $data; |
|
1363 return $info; |
|
1364 } |
|
1365 |
|
1366 function _readstream($f, $n) |
|
1367 { |
|
1368 // Read n bytes from stream |
|
1369 $res = ''; |
|
1370 while($n>0 && !feof($f)) |
|
1371 { |
|
1372 $s = fread($f,$n); |
|
1373 if($s===false) |
|
1374 $this->Error('Error while reading stream'); |
|
1375 $n -= strlen($s); |
|
1376 $res .= $s; |
|
1377 } |
|
1378 if($n>0) |
|
1379 $this->Error('Unexpected end of stream'); |
|
1380 return $res; |
|
1381 } |
|
1382 |
|
1383 function _readint($f) |
|
1384 { |
|
1385 // Read a 4-byte integer from stream |
|
1386 $a = unpack('Ni',$this->_readstream($f,4)); |
|
1387 return $a['i']; |
|
1388 } |
|
1389 |
|
1390 function _parsegif($file) |
|
1391 { |
|
1392 // Extract info from a GIF file (via PNG conversion) |
|
1393 if(!function_exists('imagepng')) |
|
1394 $this->Error('GD extension is required for GIF support'); |
|
1395 if(!function_exists('imagecreatefromgif')) |
|
1396 $this->Error('GD has no GIF read support'); |
|
1397 $im = imagecreatefromgif($file); |
|
1398 if(!$im) |
|
1399 $this->Error('Missing or incorrect image file: '.$file); |
|
1400 imageinterlace($im,0); |
|
1401 $f = @fopen('php://temp','rb+'); |
|
1402 if($f) |
|
1403 { |
|
1404 // Perform conversion in memory |
|
1405 ob_start(); |
|
1406 imagepng($im); |
|
1407 $data = ob_get_clean(); |
|
1408 imagedestroy($im); |
|
1409 fwrite($f,$data); |
|
1410 rewind($f); |
|
1411 $info = $this->_parsepngstream($f,$file); |
|
1412 fclose($f); |
|
1413 } |
|
1414 else |
|
1415 { |
|
1416 // Use temporary file |
|
1417 $tmp = tempnam('.','gif'); |
|
1418 if(!$tmp) |
|
1419 $this->Error('Unable to create a temporary file'); |
|
1420 if(!imagepng($im,$tmp)) |
|
1421 $this->Error('Error while saving to temporary file'); |
|
1422 imagedestroy($im); |
|
1423 $info = $this->_parsepng($tmp); |
|
1424 unlink($tmp); |
|
1425 } |
|
1426 return $info; |
|
1427 } |
|
1428 |
|
1429 function _newobj() |
|
1430 { |
|
1431 // Begin a new object |
|
1432 $this->n++; |
|
1433 $this->offsets[$this->n] = strlen($this->buffer); |
|
1434 $this->_out($this->n.' 0 obj'); |
|
1435 } |
|
1436 |
|
1437 function _putstream($s) |
|
1438 { |
|
1439 $this->_out('stream'); |
|
1440 $this->_out($s); |
|
1441 $this->_out('endstream'); |
|
1442 } |
|
1443 |
|
1444 function _out($s) |
|
1445 { |
|
1446 // Add a line to the document |
|
1447 if($this->state==2) |
|
1448 $this->pages[$this->page] .= $s."\n"; |
|
1449 else |
|
1450 $this->buffer .= $s."\n"; |
|
1451 } |
|
1452 |
|
1453 function _putpages() |
|
1454 { |
|
1455 $nb = $this->page; |
|
1456 if(!empty($this->AliasNbPages)) |
|
1457 { |
|
1458 // Replace number of pages |
|
1459 for($n=1;$n<=$nb;$n++) |
|
1460 $this->pages[$n] = str_replace($this->AliasNbPages,$nb,$this->pages[$n]); |
|
1461 } |
|
1462 if($this->DefOrientation=='P') |
|
1463 { |
|
1464 $wPt = $this->DefPageSize[0]*$this->k; |
|
1465 $hPt = $this->DefPageSize[1]*$this->k; |
|
1466 } |
|
1467 else |
|
1468 { |
|
1469 $wPt = $this->DefPageSize[1]*$this->k; |
|
1470 $hPt = $this->DefPageSize[0]*$this->k; |
|
1471 } |
|
1472 $filter = ($this->compress) ? '/Filter /FlateDecode ' : ''; |
|
1473 for($n=1;$n<=$nb;$n++) |
|
1474 { |
|
1475 // Page |
|
1476 $this->_newobj(); |
|
1477 $this->_out('<</Type /Page'); |
|
1478 $this->_out('/Parent 1 0 R'); |
|
1479 if(isset($this->PageSizes[$n])) |
|
1480 $this->_out(sprintf('/MediaBox [0 0 %.2F %.2F]',$this->PageSizes[$n][0],$this->PageSizes[$n][1])); |
|
1481 $this->_out('/Resources 2 0 R'); |
|
1482 if(isset($this->PageLinks[$n])) |
|
1483 { |
|
1484 // Links |
|
1485 $annots = '/Annots ['; |
|
1486 foreach($this->PageLinks[$n] as $pl) |
|
1487 { |
|
1488 $rect = sprintf('%.2F %.2F %.2F %.2F',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]); |
|
1489 $annots .= '<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] '; |
|
1490 if(is_string($pl[4])) |
|
1491 $annots .= '/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>'; |
|
1492 else |
|
1493 { |
|
1494 $l = $this->links[$pl[4]]; |
|
1495 $h = isset($this->PageSizes[$l[0]]) ? $this->PageSizes[$l[0]][1] : $hPt; |
|
1496 $annots .= sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',1+2*$l[0],$h-$l[1]*$this->k); |
|
1497 } |
|
1498 } |
|
1499 $this->_out($annots.']'); |
|
1500 } |
|
1501 if($this->PDFVersion>'1.3') |
|
1502 $this->_out('/Group <</Type /Group /S /Transparency /CS /DeviceRGB>>'); |
|
1503 $this->_out('/Contents '.($this->n+1).' 0 R>>'); |
|
1504 $this->_out('endobj'); |
|
1505 // Page content |
|
1506 $p = ($this->compress) ? gzcompress($this->pages[$n]) : $this->pages[$n]; |
|
1507 $this->_newobj(); |
|
1508 $this->_out('<<'.$filter.'/Length '.strlen($p).'>>'); |
|
1509 $this->_putstream($p); |
|
1510 $this->_out('endobj'); |
|
1511 } |
|
1512 // Pages root |
|
1513 $this->offsets[1] = strlen($this->buffer); |
|
1514 $this->_out('1 0 obj'); |
|
1515 $this->_out('<</Type /Pages'); |
|
1516 $kids = '/Kids ['; |
|
1517 for($i=0;$i<$nb;$i++) |
|
1518 $kids .= (3+2*$i).' 0 R '; |
|
1519 $this->_out($kids.']'); |
|
1520 $this->_out('/Count '.$nb); |
|
1521 $this->_out(sprintf('/MediaBox [0 0 %.2F %.2F]',$wPt,$hPt)); |
|
1522 $this->_out('>>'); |
|
1523 $this->_out('endobj'); |
|
1524 } |
|
1525 |
|
1526 function _putfonts() |
|
1527 { |
|
1528 $nf = $this->n; |
|
1529 foreach($this->diffs as $diff) |
|
1530 { |
|
1531 // Encodings |
|
1532 $this->_newobj(); |
|
1533 $this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$diff.']>>'); |
|
1534 $this->_out('endobj'); |
|
1535 } |
|
1536 foreach($this->FontFiles as $file=>$info) |
|
1537 { |
|
1538 // Font file embedding |
|
1539 $this->_newobj(); |
|
1540 $this->FontFiles[$file]['n'] = $this->n; |
|
1541 $font = file_get_contents($this->fontpath.$file,true); |
|
1542 if(!$font) |
|
1543 $this->Error('Font file not found: '.$file); |
|
1544 $compressed = (substr($file,-2)=='.z'); |
|
1545 if(!$compressed && isset($info['length2'])) |
|
1546 $font = substr($font,6,$info['length1']).substr($font,6+$info['length1']+6,$info['length2']); |
|
1547 $this->_out('<</Length '.strlen($font)); |
|
1548 if($compressed) |
|
1549 $this->_out('/Filter /FlateDecode'); |
|
1550 $this->_out('/Length1 '.$info['length1']); |
|
1551 if(isset($info['length2'])) |
|
1552 $this->_out('/Length2 '.$info['length2'].' /Length3 0'); |
|
1553 $this->_out('>>'); |
|
1554 $this->_putstream($font); |
|
1555 $this->_out('endobj'); |
|
1556 } |
|
1557 foreach($this->fonts as $k=>$font) |
|
1558 { |
|
1559 // Font objects |
|
1560 $this->fonts[$k]['n'] = $this->n+1; |
|
1561 $type = $font['type']; |
|
1562 $name = $font['name']; |
|
1563 if($type=='Core') |
|
1564 { |
|
1565 // Core font |
|
1566 $this->_newobj(); |
|
1567 $this->_out('<</Type /Font'); |
|
1568 $this->_out('/BaseFont /'.$name); |
|
1569 $this->_out('/Subtype /Type1'); |
|
1570 if($name!='Symbol' && $name!='ZapfDingbats') |
|
1571 $this->_out('/Encoding /WinAnsiEncoding'); |
|
1572 $this->_out('>>'); |
|
1573 $this->_out('endobj'); |
|
1574 } |
|
1575 elseif($type=='Type1' || $type=='TrueType') |
|
1576 { |
|
1577 // Additional Type1 or TrueType/OpenType font |
|
1578 $this->_newobj(); |
|
1579 $this->_out('<</Type /Font'); |
|
1580 $this->_out('/BaseFont /'.$name); |
|
1581 $this->_out('/Subtype /'.$type); |
|
1582 $this->_out('/FirstChar 32 /LastChar 255'); |
|
1583 $this->_out('/Widths '.($this->n+1).' 0 R'); |
|
1584 $this->_out('/FontDescriptor '.($this->n+2).' 0 R'); |
|
1585 if(isset($font['diffn'])) |
|
1586 $this->_out('/Encoding '.($nf+$font['diffn']).' 0 R'); |
|
1587 else |
|
1588 $this->_out('/Encoding /WinAnsiEncoding'); |
|
1589 $this->_out('>>'); |
|
1590 $this->_out('endobj'); |
|
1591 // Widths |
|
1592 $this->_newobj(); |
|
1593 $cw = &$font['cw']; |
|
1594 $s = '['; |
|
1595 for($i=32;$i<=255;$i++) |
|
1596 $s .= $cw[chr($i)].' '; |
|
1597 $this->_out($s.']'); |
|
1598 $this->_out('endobj'); |
|
1599 // Descriptor |
|
1600 $this->_newobj(); |
|
1601 $s = '<</Type /FontDescriptor /FontName /'.$name; |
|
1602 foreach($font['desc'] as $k=>$v) |
|
1603 $s .= ' /'.$k.' '.$v; |
|
1604 if(!empty($font['file'])) |
|
1605 $s .= ' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$font['file']]['n'].' 0 R'; |
|
1606 $this->_out($s.'>>'); |
|
1607 $this->_out('endobj'); |
|
1608 } |
|
1609 else |
|
1610 { |
|
1611 // Allow for additional types |
|
1612 $mtd = '_put'.strtolower($type); |
|
1613 if(!method_exists($this,$mtd)) |
|
1614 $this->Error('Unsupported font type: '.$type); |
|
1615 $this->$mtd($font); |
|
1616 } |
|
1617 } |
|
1618 } |
|
1619 |
|
1620 function _putimages() |
|
1621 { |
|
1622 foreach(array_keys($this->images) as $file) |
|
1623 { |
|
1624 $this->_putimage($this->images[$file]); |
|
1625 unset($this->images[$file]['data']); |
|
1626 unset($this->images[$file]['smask']); |
|
1627 } |
|
1628 } |
|
1629 |
|
1630 function _putimage(&$info) |
|
1631 { |
|
1632 $this->_newobj(); |
|
1633 $info['n'] = $this->n; |
|
1634 $this->_out('<</Type /XObject'); |
|
1635 $this->_out('/Subtype /Image'); |
|
1636 $this->_out('/Width '.$info['w']); |
|
1637 $this->_out('/Height '.$info['h']); |
|
1638 if($info['cs']=='Indexed') |
|
1639 $this->_out('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]'); |
|
1640 else |
|
1641 { |
|
1642 $this->_out('/ColorSpace /'.$info['cs']); |
|
1643 if($info['cs']=='DeviceCMYK') |
|
1644 $this->_out('/Decode [1 0 1 0 1 0 1 0]'); |
|
1645 } |
|
1646 $this->_out('/BitsPerComponent '.$info['bpc']); |
|
1647 if(isset($info['f'])) |
|
1648 $this->_out('/Filter /'.$info['f']); |
|
1649 if(isset($info['dp'])) |
|
1650 $this->_out('/DecodeParms <<'.$info['dp'].'>>'); |
|
1651 if(isset($info['trns']) && is_array($info['trns'])) |
|
1652 { |
|
1653 $trns = ''; |
|
1654 for($i=0;$i<count($info['trns']);$i++) |
|
1655 $trns .= $info['trns'][$i].' '.$info['trns'][$i].' '; |
|
1656 $this->_out('/Mask ['.$trns.']'); |
|
1657 } |
|
1658 if(isset($info['smask'])) |
|
1659 $this->_out('/SMask '.($this->n+1).' 0 R'); |
|
1660 $this->_out('/Length '.strlen($info['data']).'>>'); |
|
1661 $this->_putstream($info['data']); |
|
1662 $this->_out('endobj'); |
|
1663 // Soft mask |
|
1664 if(isset($info['smask'])) |
|
1665 { |
|
1666 $dp = '/Predictor 15 /Colors 1 /BitsPerComponent 8 /Columns '.$info['w']; |
|
1667 $smask = array('w'=>$info['w'], 'h'=>$info['h'], 'cs'=>'DeviceGray', 'bpc'=>8, 'f'=>$info['f'], 'dp'=>$dp, 'data'=>$info['smask']); |
|
1668 $this->_putimage($smask); |
|
1669 } |
|
1670 // Palette |
|
1671 if($info['cs']=='Indexed') |
|
1672 { |
|
1673 $filter = ($this->compress) ? '/Filter /FlateDecode ' : ''; |
|
1674 $pal = ($this->compress) ? gzcompress($info['pal']) : $info['pal']; |
|
1675 $this->_newobj(); |
|
1676 $this->_out('<<'.$filter.'/Length '.strlen($pal).'>>'); |
|
1677 $this->_putstream($pal); |
|
1678 $this->_out('endobj'); |
|
1679 } |
|
1680 } |
|
1681 |
|
1682 function _putxobjectdict() |
|
1683 { |
|
1684 foreach($this->images as $image) |
|
1685 $this->_out('/I'.$image['i'].' '.$image['n'].' 0 R'); |
|
1686 } |
|
1687 |
|
1688 function _putresourcedict() |
|
1689 { |
|
1690 $this->_out('/ProcSet [/PDF /Text /ImageB /ImageC /ImageI]'); |
|
1691 $this->_out('/Font <<'); |
|
1692 foreach($this->fonts as $font) |
|
1693 $this->_out('/F'.$font['i'].' '.$font['n'].' 0 R'); |
|
1694 $this->_out('>>'); |
|
1695 $this->_out('/XObject <<'); |
|
1696 $this->_putxobjectdict(); |
|
1697 $this->_out('>>'); |
|
1698 } |
|
1699 |
|
1700 function _putresources() |
|
1701 { |
|
1702 $this->_putfonts(); |
|
1703 $this->_putimages(); |
|
1704 // Resource dictionary |
|
1705 $this->offsets[2] = strlen($this->buffer); |
|
1706 $this->_out('2 0 obj'); |
|
1707 $this->_out('<<'); |
|
1708 $this->_putresourcedict(); |
|
1709 $this->_out('>>'); |
|
1710 $this->_out('endobj'); |
|
1711 } |
|
1712 |
|
1713 function _putinfo() |
|
1714 { |
|
1715 $this->_out('/Producer '.$this->_textstring('FPDF '.FPDF_VERSION)); |
|
1716 if(!empty($this->title)) |
|
1717 $this->_out('/Title '.$this->_textstring($this->title)); |
|
1718 if(!empty($this->subject)) |
|
1719 $this->_out('/Subject '.$this->_textstring($this->subject)); |
|
1720 if(!empty($this->author)) |
|
1721 $this->_out('/Author '.$this->_textstring($this->author)); |
|
1722 if(!empty($this->keywords)) |
|
1723 $this->_out('/Keywords '.$this->_textstring($this->keywords)); |
|
1724 if(!empty($this->creator)) |
|
1725 $this->_out('/Creator '.$this->_textstring($this->creator)); |
|
1726 $this->_out('/CreationDate '.$this->_textstring('D:'.@date('YmdHis'))); |
|
1727 } |
|
1728 |
|
1729 function _putcatalog() |
|
1730 { |
|
1731 $this->_out('/Type /Catalog'); |
|
1732 $this->_out('/Pages 1 0 R'); |
|
1733 if($this->ZoomMode=='fullpage') |
|
1734 $this->_out('/OpenAction [3 0 R /Fit]'); |
|
1735 elseif($this->ZoomMode=='fullwidth') |
|
1736 $this->_out('/OpenAction [3 0 R /FitH null]'); |
|
1737 elseif($this->ZoomMode=='real') |
|
1738 $this->_out('/OpenAction [3 0 R /XYZ null null 1]'); |
|
1739 elseif(!is_string($this->ZoomMode)) |
|
1740 $this->_out('/OpenAction [3 0 R /XYZ null null '.sprintf('%.2F',$this->ZoomMode/100).']'); |
|
1741 if($this->LayoutMode=='single') |
|
1742 $this->_out('/PageLayout /SinglePage'); |
|
1743 elseif($this->LayoutMode=='continuous') |
|
1744 $this->_out('/PageLayout /OneColumn'); |
|
1745 elseif($this->LayoutMode=='two') |
|
1746 $this->_out('/PageLayout /TwoColumnLeft'); |
|
1747 } |
|
1748 |
|
1749 function _putheader() |
|
1750 { |
|
1751 $this->_out('%PDF-'.$this->PDFVersion); |
|
1752 } |
|
1753 |
|
1754 function _puttrailer() |
|
1755 { |
|
1756 $this->_out('/Size '.($this->n+1)); |
|
1757 $this->_out('/Root '.$this->n.' 0 R'); |
|
1758 $this->_out('/Info '.($this->n-1).' 0 R'); |
|
1759 } |
|
1760 |
|
1761 function _enddoc() |
|
1762 { |
|
1763 $this->_putheader(); |
|
1764 $this->_putpages(); |
|
1765 $this->_putresources(); |
|
1766 // Info |
|
1767 $this->_newobj(); |
|
1768 $this->_out('<<'); |
|
1769 $this->_putinfo(); |
|
1770 $this->_out('>>'); |
|
1771 $this->_out('endobj'); |
|
1772 // Catalog |
|
1773 $this->_newobj(); |
|
1774 $this->_out('<<'); |
|
1775 $this->_putcatalog(); |
|
1776 $this->_out('>>'); |
|
1777 $this->_out('endobj'); |
|
1778 // Cross-ref |
|
1779 $o = strlen($this->buffer); |
|
1780 $this->_out('xref'); |
|
1781 $this->_out('0 '.($this->n+1)); |
|
1782 $this->_out('0000000000 65535 f '); |
|
1783 for($i=1;$i<=$this->n;$i++) |
|
1784 $this->_out(sprintf('%010d 00000 n ',$this->offsets[$i])); |
|
1785 // Trailer |
|
1786 $this->_out('trailer'); |
|
1787 $this->_out('<<'); |
|
1788 $this->_puttrailer(); |
|
1789 $this->_out('>>'); |
|
1790 $this->_out('startxref'); |
|
1791 $this->_out($o); |
|
1792 $this->_out('%%EOF'); |
|
1793 $this->state = 3; |
|
1794 } |
|
1795 // End of class |
|
1796 } |
|
1797 |
|
1798 // Handle special IE contype request |
|
1799 if(isset($_SERVER['HTTP_USER_AGENT']) && $_SERVER['HTTP_USER_AGENT']=='contype') |
|
1800 { |
|
1801 header('Content-Type: application/pdf'); |
|
1802 exit; |
|
1803 } |
|
1804 |
|
1805 ?> |