[2] | 1 | <?php |
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| 2 | /******************************************************************************* |
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| 3 | * Software: FPDF * |
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| 4 | * Version: 1.52 * |
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| 5 | * Date: 2003-12-30 * |
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| 6 | * Author: Olivier PLATHEY * |
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| 7 | * License: Freeware * |
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| 8 | * * |
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| 9 | * You may use, modify and redistribute this software as you wish. * |
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| 10 | *******************************************************************************/ |
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| 11 | |
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| 12 | if(!class_exists('FPDF')) |
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| 13 | { |
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| 14 | define('FPDF_VERSION','1.52'); |
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| 15 | |
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| 16 | class FPDF |
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| 17 | { |
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| 18 | //Private properties |
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| 19 | var $page; //current page number |
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| 20 | var $n; //current object number |
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| 21 | var $offsets; //array of object offsets |
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| 22 | var $buffer; //buffer holding in-memory PDF |
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| 23 | var $pages; //array containing pages |
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| 24 | var $state; //current document state |
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| 25 | var $compress; //compression flag |
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| 26 | var $DefOrientation; //default orientation |
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| 27 | var $CurOrientation; //current orientation |
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| 28 | var $OrientationChanges; //array indicating orientation changes |
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| 29 | var $k; //scale factor (number of points in user unit) |
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| 30 | var $fwPt,$fhPt; //dimensions of page format in points |
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| 31 | var $fw,$fh; //dimensions of page format in user unit |
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| 32 | var $wPt,$hPt; //current dimensions of page in points |
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| 33 | var $w,$h; //current dimensions of page in user unit |
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| 34 | var $lMargin; //left margin |
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| 35 | var $tMargin; //top margin |
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| 36 | var $rMargin; //right margin |
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| 37 | var $bMargin; //page break margin |
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| 38 | var $cMargin; //cell margin |
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| 39 | var $x,$y; //current position in user unit for cell positioning |
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| 40 | var $lasth; //height of last cell printed |
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| 41 | var $LineWidth; //line width in user unit |
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| 42 | var $CoreFonts; //array of standard font names |
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| 43 | var $fonts; //array of used fonts |
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| 44 | var $FontFiles; //array of font files |
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| 45 | var $diffs; //array of encoding differences |
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| 46 | var $images; //array of used images |
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| 47 | var $PageLinks; //array of links in pages |
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| 48 | var $links; //array of internal links |
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| 49 | var $FontFamily; //current font family |
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| 50 | var $FontStyle; //current font style |
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| 51 | var $underline; //underlining flag |
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| 52 | var $CurrentFont; //current font info |
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| 53 | var $FontSizePt; //current font size in points |
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| 54 | var $FontSize; //current font size in user unit |
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| 55 | var $DrawColor; //commands for drawing color |
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| 56 | var $FillColor; //commands for filling color |
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| 57 | var $TextColor; //commands for text color |
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| 58 | var $ColorFlag; //indicates whether fill and text colors are different |
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| 59 | var $ws; //word spacing |
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| 60 | var $AutoPageBreak; //automatic page breaking |
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| 61 | var $PageBreakTrigger; //threshold used to trigger page breaks |
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| 62 | var $InFooter; //flag set when processing footer |
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| 63 | var $ZoomMode; //zoom display mode |
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| 64 | var $LayoutMode; //layout display mode |
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| 65 | var $title; //title |
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| 66 | var $subject; //subject |
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| 67 | var $author; //author |
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| 68 | var $keywords; //keywords |
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| 69 | var $creator; //creator |
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| 70 | var $AliasNbPages; //alias for total number of pages |
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| 71 | |
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| 72 | /******************************************************************************* |
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| 73 | * * |
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| 74 | * Public methods * |
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| 75 | * * |
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| 76 | *******************************************************************************/ |
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| 77 | function FPDF($orientation='P',$unit='mm',$format='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->OrientationChanges=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->InFooter=false; |
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| 94 | $this->lasth=0; |
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| 95 | $this->FontFamily=''; |
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| 96 | $this->FontStyle=''; |
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| 97 | $this->FontSizePt=12; |
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| 98 | $this->underline=false; |
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| 99 | $this->DrawColor='0 G'; |
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| 100 | $this->FillColor='0 g'; |
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| 101 | $this->TextColor='0 g'; |
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| 102 | $this->ColorFlag=false; |
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| 103 | $this->ws=0; |
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| 104 | //Standard fonts |
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| 105 | $this->CoreFonts=array('courier'=>'Courier','courierB'=>'Courier-Bold','courierI'=>'Courier-Oblique','courierBI'=>'Courier-BoldOblique', |
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| 106 | 'helvetica'=>'Helvetica','helveticaB'=>'Helvetica-Bold','helveticaI'=>'Helvetica-Oblique','helveticaBI'=>'Helvetica-BoldOblique', |
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| 107 | 'times'=>'Times-Roman','timesB'=>'Times-Bold','timesI'=>'Times-Italic','timesBI'=>'Times-BoldItalic', |
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| 108 | 'symbol'=>'Symbol','zapfdingbats'=>'ZapfDingbats'); |
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| 109 | //Scale factor |
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| 110 | if($unit=='pt') |
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| 111 | $this->k=1; |
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| 112 | elseif($unit=='mm') |
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| 113 | $this->k=72/25.4; |
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| 114 | elseif($unit=='cm') |
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| 115 | $this->k=72/2.54; |
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| 116 | elseif($unit=='in') |
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| 117 | $this->k=72; |
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| 118 | else |
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| 119 | $this->Error('Incorrect unit: '.$unit); |
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| 120 | //Page format |
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| 121 | if(is_string($format)) |
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| 122 | { |
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| 123 | $format=strtolower($format); |
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| 124 | if($format=='a3') |
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| 125 | $format=array(841.89,1190.55); |
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| 126 | elseif($format=='a4') |
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| 127 | $format=array(595.28,841.89); |
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| 128 | elseif($format=='a5') |
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| 129 | $format=array(420.94,595.28); |
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| 130 | elseif($format=='letter') |
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| 131 | $format=array(612,792); |
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| 132 | elseif($format=='legal') |
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| 133 | $format=array(612,1008); |
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| 134 | else |
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| 135 | $this->Error('Unknown page format: '.$format); |
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| 136 | $this->fwPt=$format[0]; |
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| 137 | $this->fhPt=$format[1]; |
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| 138 | } |
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| 139 | else |
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| 140 | { |
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| 141 | $this->fwPt=$format[0]*$this->k; |
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| 142 | $this->fhPt=$format[1]*$this->k; |
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| 143 | } |
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| 144 | $this->fw=$this->fwPt/$this->k; |
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| 145 | $this->fh=$this->fhPt/$this->k; |
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| 146 | //Page orientation |
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| 147 | $orientation=strtolower($orientation); |
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| 148 | if($orientation=='p' or $orientation=='portrait') |
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| 149 | { |
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| 150 | $this->DefOrientation='P'; |
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| 151 | $this->wPt=$this->fwPt; |
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| 152 | $this->hPt=$this->fhPt; |
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| 153 | } |
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| 154 | elseif($orientation=='l' or $orientation=='landscape') |
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| 155 | { |
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| 156 | $this->DefOrientation='L'; |
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| 157 | $this->wPt=$this->fhPt; |
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| 158 | $this->hPt=$this->fwPt; |
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| 159 | } |
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| 160 | else |
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| 161 | $this->Error('Incorrect orientation: '.$orientation); |
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| 162 | $this->CurOrientation=$this->DefOrientation; |
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| 163 | $this->w=$this->wPt/$this->k; |
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| 164 | $this->h=$this->hPt/$this->k; |
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| 165 | //Page margins (1 cm) |
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| 166 | $margin=28.35/$this->k; |
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| 167 | $this->SetMargins($margin,$margin); |
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| 168 | //Interior cell margin (1 mm) |
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| 169 | $this->cMargin=$margin/10; |
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| 170 | //Line width (0.2 mm) |
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| 171 | $this->LineWidth=.567/$this->k; |
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| 172 | //Automatic page break |
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| 173 | $this->SetAutoPageBreak(true,2*$margin); |
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| 174 | //Full width display mode |
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| 175 | $this->SetDisplayMode('fullwidth'); |
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| 176 | //Compression |
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| 177 | $this->SetCompression(true); |
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| 178 | } |
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| 179 | |
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| 180 | function SetMargins($left,$top,$right=-1) |
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| 181 | { |
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| 182 | //Set left, top and right margins |
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| 183 | $this->lMargin=$left; |
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| 184 | $this->tMargin=$top; |
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| 185 | if($right==-1) |
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| 186 | $right=$left; |
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| 187 | $this->rMargin=$right; |
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| 188 | } |
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| 189 | |
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| 190 | function SetLeftMargin($margin) |
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| 191 | { |
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| 192 | //Set left margin |
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| 193 | $this->lMargin=$margin; |
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| 194 | if($this->page>0 and $this->x<$margin) |
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| 195 | $this->x=$margin; |
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| 196 | } |
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| 197 | |
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| 198 | function SetTopMargin($margin) |
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| 199 | { |
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| 200 | //Set top margin |
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| 201 | $this->tMargin=$margin; |
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| 202 | } |
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| 203 | |
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| 204 | function SetRightMargin($margin) |
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| 205 | { |
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| 206 | //Set right margin |
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| 207 | $this->rMargin=$margin; |
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| 208 | } |
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| 209 | |
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| 210 | function SetAutoPageBreak($auto,$margin=0) |
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| 211 | { |
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| 212 | //Set auto page break mode and triggering margin |
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| 213 | $this->AutoPageBreak=$auto; |
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| 214 | $this->bMargin=$margin; |
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| 215 | $this->PageBreakTrigger=$this->h-$margin; |
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| 216 | } |
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| 217 | |
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| 218 | function SetDisplayMode($zoom,$layout='continuous') |
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| 219 | { |
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| 220 | //Set display mode in viewer |
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| 221 | if($zoom=='fullpage' or $zoom=='fullwidth' or $zoom=='real' or $zoom=='default' or !is_string($zoom)) |
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| 222 | $this->ZoomMode=$zoom; |
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| 223 | else |
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| 224 | $this->Error('Incorrect zoom display mode: '.$zoom); |
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| 225 | if($layout=='single' or $layout=='continuous' or $layout=='two' or $layout=='default') |
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| 226 | $this->LayoutMode=$layout; |
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| 227 | else |
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| 228 | $this->Error('Incorrect layout display mode: '.$layout); |
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| 229 | } |
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| 230 | |
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| 231 | function SetCompression($compress) |
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| 232 | { |
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| 233 | //Set page compression |
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| 234 | if(function_exists('gzcompress')) |
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| 235 | $this->compress=$compress; |
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| 236 | else |
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| 237 | $this->compress=false; |
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| 238 | } |
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| 239 | |
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| 240 | function SetTitle($title) |
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| 241 | { |
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| 242 | //Title of document |
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| 243 | $this->title=$title; |
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| 244 | } |
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| 245 | |
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| 246 | function SetSubject($subject) |
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| 247 | { |
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| 248 | //Subject of document |
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| 249 | $this->subject=$subject; |
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| 250 | } |
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| 251 | |
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| 252 | function SetAuthor($author) |
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| 253 | { |
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| 254 | //Author of document |
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| 255 | $this->author=$author; |
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| 256 | } |
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| 257 | |
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| 258 | function SetKeywords($keywords) |
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| 259 | { |
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| 260 | //Keywords of document |
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| 261 | $this->keywords=$keywords; |
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| 262 | } |
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| 263 | |
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| 264 | function SetCreator($creator) |
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| 265 | { |
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| 266 | //Creator of document |
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| 267 | $this->creator=$creator; |
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| 268 | } |
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| 269 | |
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| 270 | function AliasNbPages($alias='{nb}') |
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| 271 | { |
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| 272 | //Define an alias for total number of pages |
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| 273 | $this->AliasNbPages=$alias; |
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| 274 | } |
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| 275 | |
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| 276 | function Error($msg) |
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| 277 | { |
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| 278 | //Fatal error |
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| 279 | die('<B>FPDF error: </B>'.$msg); |
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| 280 | } |
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| 281 | |
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| 282 | function Open() |
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| 283 | { |
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| 284 | //Begin document |
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| 285 | if($this->state==0) |
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| 286 | $this->_begindoc(); |
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| 287 | } |
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| 288 | |
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| 289 | function Close() |
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| 290 | { |
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| 291 | //Terminate document |
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| 292 | if($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='') |
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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 | $size=$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); |
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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,$style,$size); |
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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 | $this->Header(); |
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| 349 | //Restore line width |
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| 350 | if($this->LineWidth!=$lw) |
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| 351 | { |
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| 352 | $this->LineWidth=$lw; |
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| 353 | $this->_out(sprintf('%.2f w',$lw*$this->k)); |
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| 354 | } |
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| 355 | //Restore font |
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| 356 | if($family) |
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| 357 | $this->SetFont($family,$style,$size); |
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| 358 | //Restore colors |
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| 359 | if($this->DrawColor!=$dc) |
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| 360 | { |
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| 361 | $this->DrawColor=$dc; |
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| 362 | $this->_out($dc); |
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| 363 | } |
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| 364 | if($this->FillColor!=$fc) |
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| 365 | { |
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| 366 | $this->FillColor=$fc; |
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| 367 | $this->_out($fc); |
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| 368 | } |
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| 369 | $this->TextColor=$tc; |
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| 370 | $this->ColorFlag=$cf; |
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| 371 | } |
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| 372 | |
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| 373 | function Header() |
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| 374 | { |
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| 375 | //To be implemented in your own inherited class |
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| 376 | } |
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| 377 | |
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| 378 | function Footer() |
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| 379 | { |
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| 380 | //To be implemented in your own inherited class |
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| 381 | } |
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| 382 | |
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| 383 | function PageNo() |
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| 384 | { |
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| 385 | //Get current page number |
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| 386 | return $this->page; |
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| 387 | } |
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| 388 | |
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| 389 | function SetDrawColor($r,$g=-1,$b=-1) |
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| 390 | { |
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| 391 | //Set color for all stroking operations |
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| 392 | if(($r==0 and $g==0 and $b==0) or $g==-1) |
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| 393 | $this->DrawColor=sprintf('%.3f G',$r/255); |
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| 394 | else |
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| 395 | $this->DrawColor=sprintf('%.3f %.3f %.3f RG',$r/255,$g/255,$b/255); |
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| 396 | if($this->page>0) |
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| 397 | $this->_out($this->DrawColor); |
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| 398 | } |
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| 399 | |
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| 400 | function SetFillColor($r,$g=-1,$b=-1) |
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| 401 | { |
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| 402 | //Set color for all filling operations |
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| 403 | if(($r==0 and $g==0 and $b==0) or $g==-1) |
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| 404 | $this->FillColor=sprintf('%.3f g',$r/255); |
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| 405 | else |
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| 406 | $this->FillColor=sprintf('%.3f %.3f %.3f rg',$r/255,$g/255,$b/255); |
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| 407 | $this->ColorFlag=($this->FillColor!=$this->TextColor); |
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| 408 | if($this->page>0) |
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| 409 | $this->_out($this->FillColor); |
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| 410 | } |
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| 411 | |
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| 412 | function SetTextColor($r,$g=-1,$b=-1) |
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| 413 | { |
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| 414 | //Set color for text |
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| 415 | if(($r==0 and $g==0 and $b==0) or $g==-1) |
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| 416 | $this->TextColor=sprintf('%.3f g',$r/255); |
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| 417 | else |
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| 418 | $this->TextColor=sprintf('%.3f %.3f %.3f rg',$r/255,$g/255,$b/255); |
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| 419 | $this->ColorFlag=($this->FillColor!=$this->TextColor); |
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| 420 | } |
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| 421 | |
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| 422 | function GetStringWidth($s) |
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| 423 | { |
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| 424 | //Get width of a string in the current font |
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| 425 | $s=(string)$s; |
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| 426 | $cw=&$this->CurrentFont['cw']; |
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| 427 | $w=0; |
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| 428 | $l=strlen($s); |
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[7655] | 429 | for($i=0;$i<$l;++$i) |
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[2] | 430 | $w+=$cw[$s{$i}]; |
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| 431 | return $w*$this->FontSize/1000; |
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| 432 | } |
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| 433 | |
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| 434 | function SetLineWidth($width) |
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| 435 | { |
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| 436 | //Set line width |
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| 437 | $this->LineWidth=$width; |
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| 438 | if($this->page>0) |
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| 439 | $this->_out(sprintf('%.2f w',$width*$this->k)); |
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| 440 | } |
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| 441 | |
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| 442 | function Line($x1,$y1,$x2,$y2) |
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| 443 | { |
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| 444 | //Draw a line |
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| 445 | $this->_out(sprintf('%.2f %.2f m %.2f %.2f l S',$x1*$this->k,($this->h-$y1)*$this->k,$x2*$this->k,($this->h-$y2)*$this->k)); |
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| 446 | } |
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| 447 | |
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| 448 | function Rect($x,$y,$w,$h,$style='') |
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| 449 | { |
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| 450 | //Draw a rectangle |
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| 451 | if($style=='F') |
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| 452 | $op='f'; |
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| 453 | elseif($style=='FD' or $style=='DF') |
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| 454 | $op='B'; |
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| 455 | else |
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| 456 | $op='S'; |
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| 457 | $this->_out(sprintf('%.2f %.2f %.2f %.2f re %s',$x*$this->k,($this->h-$y)*$this->k,$w*$this->k,-$h*$this->k,$op)); |
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| 458 | } |
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| 459 | |
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| 460 | function AddFont($family,$style='',$file='') |
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| 461 | { |
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| 462 | //Add a TrueType or Type1 font |
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| 463 | $family=strtolower($family); |
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| 464 | if($family=='arial') |
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| 465 | $family='helvetica'; |
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| 466 | $style=strtoupper($style); |
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| 467 | if($style=='IB') |
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| 468 | $style='BI'; |
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| 469 | if(isset($this->fonts[$family.$style])) |
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| 470 | $this->Error('Font already added: '.$family.' '.$style); |
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| 471 | if($file=='') |
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| 472 | $file=str_replace(' ','',$family).strtolower($style).'.php'; |
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| 473 | if(defined('FPDF_FONTPATH')) |
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| 474 | $file=FPDF_FONTPATH.$file; |
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| 475 | include($file); |
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| 476 | if(!isset($name)) |
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| 477 | $this->Error('Could not include font definition file'); |
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| 478 | $i=count($this->fonts)+1; |
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| 479 | $this->fonts[$family.$style]=array('i'=>$i,'type'=>$type,'name'=>$name,'desc'=>$desc,'up'=>$up,'ut'=>$ut,'cw'=>$cw,'enc'=>$enc,'file'=>$file); |
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| 480 | if($diff) |
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| 481 | { |
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| 482 | //Search existing encodings |
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| 483 | $d=0; |
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| 484 | $nb=count($this->diffs); |
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[7655] | 485 | for($i=1;$i<=$nb;++$i) |
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[2] | 486 | if($this->diffs[$i]==$diff) |
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| 487 | { |
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| 488 | $d=$i; |
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| 489 | break; |
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| 490 | } |
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| 491 | if($d==0) |
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| 492 | { |
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| 493 | $d=$nb+1; |
---|
| 494 | $this->diffs[$d]=$diff; |
---|
| 495 | } |
---|
| 496 | $this->fonts[$family.$style]['diff']=$d; |
---|
| 497 | } |
---|
| 498 | if($file) |
---|
| 499 | { |
---|
| 500 | if($type=='TrueType') |
---|
| 501 | $this->FontFiles[$file]=array('length1'=>$originalsize); |
---|
| 502 | else |
---|
| 503 | $this->FontFiles[$file]=array('length1'=>$size1,'length2'=>$size2); |
---|
| 504 | } |
---|
| 505 | } |
---|
| 506 | |
---|
| 507 | function SetFont($family,$style='',$size=0) |
---|
| 508 | { |
---|
| 509 | //Select a font; size given in points |
---|
| 510 | global $fpdf_charwidths; |
---|
| 511 | |
---|
| 512 | $family=strtolower($family); |
---|
| 513 | if($family=='') |
---|
| 514 | $family=$this->FontFamily; |
---|
| 515 | if($family=='arial') |
---|
| 516 | $family='helvetica'; |
---|
| 517 | elseif($family=='symbol' or $family=='zapfdingbats') |
---|
| 518 | $style=''; |
---|
| 519 | $style=strtoupper($style); |
---|
| 520 | if(is_int(strpos($style,'U'))) |
---|
| 521 | { |
---|
| 522 | $this->underline=true; |
---|
| 523 | $style=str_replace('U','',$style); |
---|
| 524 | } |
---|
| 525 | else |
---|
| 526 | $this->underline=false; |
---|
| 527 | if($style=='IB') |
---|
| 528 | $style='BI'; |
---|
| 529 | if($size==0) |
---|
| 530 | $size=$this->FontSizePt; |
---|
| 531 | //Test if font is already selected |
---|
| 532 | if($this->FontFamily==$family and $this->FontStyle==$style and $this->FontSizePt==$size) |
---|
| 533 | return; |
---|
| 534 | //Test if used for the first time |
---|
| 535 | $fontkey=$family.$style; |
---|
| 536 | if(!isset($this->fonts[$fontkey])) |
---|
| 537 | { |
---|
| 538 | //Check if one of the standard fonts |
---|
| 539 | if(isset($this->CoreFonts[$fontkey])) |
---|
| 540 | { |
---|
| 541 | if(!isset($fpdf_charwidths[$fontkey])) |
---|
| 542 | { |
---|
| 543 | //Load metric file |
---|
| 544 | $file=$family; |
---|
| 545 | if($family=='times' or $family=='helvetica') |
---|
| 546 | $file.=strtolower($style); |
---|
| 547 | $file.='.php'; |
---|
| 548 | if(defined('FPDF_FONTPATH')) |
---|
| 549 | $file=FPDF_FONTPATH.$file; |
---|
| 550 | include($file); |
---|
| 551 | if(!isset($fpdf_charwidths[$fontkey])) |
---|
| 552 | $this->Error('Could not include font metric file'); |
---|
| 553 | } |
---|
| 554 | $i=count($this->fonts)+1; |
---|
| 555 | $this->fonts[$fontkey]=array('i'=>$i,'type'=>'core','name'=>$this->CoreFonts[$fontkey],'up'=>-100,'ut'=>50,'cw'=>$fpdf_charwidths[$fontkey]); |
---|
| 556 | } |
---|
| 557 | else |
---|
| 558 | $this->Error('Undefined font: '.$family.' '.$style); |
---|
| 559 | } |
---|
| 560 | //Select it |
---|
| 561 | $this->FontFamily=$family; |
---|
| 562 | $this->FontStyle=$style; |
---|
| 563 | $this->FontSizePt=$size; |
---|
| 564 | $this->FontSize=$size/$this->k; |
---|
| 565 | $this->CurrentFont=&$this->fonts[$fontkey]; |
---|
| 566 | if($this->page>0) |
---|
| 567 | $this->_out(sprintf('BT /F%d %.2f Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); |
---|
| 568 | } |
---|
| 569 | |
---|
| 570 | function SetFontSize($size) |
---|
| 571 | { |
---|
| 572 | //Set font size in points |
---|
| 573 | if($this->FontSizePt==$size) |
---|
| 574 | return; |
---|
| 575 | $this->FontSizePt=$size; |
---|
| 576 | $this->FontSize=$size/$this->k; |
---|
| 577 | if($this->page>0) |
---|
| 578 | $this->_out(sprintf('BT /F%d %.2f Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); |
---|
| 579 | } |
---|
| 580 | |
---|
| 581 | function AddLink() |
---|
| 582 | { |
---|
| 583 | //Create a new internal link |
---|
| 584 | $n=count($this->links)+1; |
---|
| 585 | $this->links[$n]=array(0,0); |
---|
| 586 | return $n; |
---|
| 587 | } |
---|
| 588 | |
---|
| 589 | function SetLink($link,$y=0,$page=-1) |
---|
| 590 | { |
---|
| 591 | //Set destination of internal link |
---|
| 592 | if($y==-1) |
---|
| 593 | $y=$this->y; |
---|
| 594 | if($page==-1) |
---|
| 595 | $page=$this->page; |
---|
| 596 | $this->links[$link]=array($page,$y); |
---|
| 597 | } |
---|
| 598 | |
---|
| 599 | function Link($x,$y,$w,$h,$link) |
---|
| 600 | { |
---|
| 601 | //Put a link on the page |
---|
| 602 | $this->PageLinks[$this->page][]=array($x*$this->k,$this->hPt-$y*$this->k,$w*$this->k,$h*$this->k,$link); |
---|
| 603 | } |
---|
| 604 | |
---|
| 605 | function Text($x,$y,$txt) |
---|
| 606 | { |
---|
| 607 | //Output a string |
---|
| 608 | $s=sprintf('BT %.2f %.2f Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt)); |
---|
| 609 | if($this->underline and $txt!='') |
---|
| 610 | $s.=' '.$this->_dounderline($x,$y,$txt); |
---|
| 611 | if($this->ColorFlag) |
---|
| 612 | $s='q '.$this->TextColor.' '.$s.' Q'; |
---|
| 613 | $this->_out($s); |
---|
| 614 | } |
---|
| 615 | |
---|
| 616 | function AcceptPageBreak() |
---|
| 617 | { |
---|
| 618 | //Accept automatic page break or not |
---|
| 619 | return $this->AutoPageBreak; |
---|
| 620 | } |
---|
| 621 | |
---|
| 622 | function Cell($w,$h=0,$txt='',$border=0,$ln=0,$align='',$fill=0,$link='') |
---|
| 623 | { |
---|
| 624 | //Output a cell |
---|
| 625 | $k=$this->k; |
---|
| 626 | if($this->y+$h>$this->PageBreakTrigger and !$this->InFooter and $this->AcceptPageBreak()) |
---|
| 627 | { |
---|
| 628 | //Automatic page break |
---|
| 629 | $x=$this->x; |
---|
| 630 | $ws=$this->ws; |
---|
| 631 | if($ws>0) |
---|
| 632 | { |
---|
| 633 | $this->ws=0; |
---|
| 634 | $this->_out('0 Tw'); |
---|
| 635 | } |
---|
| 636 | $this->AddPage($this->CurOrientation); |
---|
| 637 | $this->x=$x; |
---|
| 638 | if($ws>0) |
---|
| 639 | { |
---|
| 640 | $this->ws=$ws; |
---|
| 641 | $this->_out(sprintf('%.3f Tw',$ws*$k)); |
---|
| 642 | } |
---|
| 643 | } |
---|
| 644 | if($w==0) |
---|
| 645 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 646 | $s=''; |
---|
| 647 | if($fill==1 or $border==1) |
---|
| 648 | { |
---|
| 649 | if($fill==1) |
---|
| 650 | $op=($border==1) ? 'B' : 'f'; |
---|
| 651 | else |
---|
| 652 | $op='S'; |
---|
| 653 | $s=sprintf('%.2f %.2f %.2f %.2f re %s ',$this->x*$k,($this->h-$this->y)*$k,$w*$k,-$h*$k,$op); |
---|
| 654 | } |
---|
| 655 | if(is_string($border)) |
---|
| 656 | { |
---|
| 657 | $x=$this->x; |
---|
| 658 | $y=$this->y; |
---|
| 659 | if(is_int(strpos($border,'L'))) |
---|
| 660 | $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k); |
---|
| 661 | if(is_int(strpos($border,'T'))) |
---|
| 662 | $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k); |
---|
| 663 | if(is_int(strpos($border,'R'))) |
---|
| 664 | $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k); |
---|
| 665 | if(is_int(strpos($border,'B'))) |
---|
| 666 | $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k); |
---|
| 667 | } |
---|
| 668 | if($txt!='') |
---|
| 669 | { |
---|
| 670 | if($align=='R') |
---|
| 671 | $dx=$w-$this->cMargin-$this->GetStringWidth($txt); |
---|
| 672 | elseif($align=='C') |
---|
| 673 | $dx=($w-$this->GetStringWidth($txt))/2; |
---|
| 674 | else |
---|
| 675 | $dx=$this->cMargin; |
---|
| 676 | if($this->ColorFlag) |
---|
| 677 | $s.='q '.$this->TextColor.' '; |
---|
| 678 | $txt2=str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$txt))); |
---|
| 679 | $s.=sprintf('BT %.2f %.2f Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$txt2); |
---|
| 680 | if($this->underline) |
---|
| 681 | $s.=' '.$this->_dounderline($this->x+$dx,$this->y+.5*$h+.3*$this->FontSize,$txt); |
---|
| 682 | if($this->ColorFlag) |
---|
| 683 | $s.=' Q'; |
---|
| 684 | if($link) |
---|
| 685 | $this->Link($this->x+$dx,$this->y+.5*$h-.5*$this->FontSize,$this->GetStringWidth($txt),$this->FontSize,$link); |
---|
| 686 | } |
---|
| 687 | if($s) |
---|
| 688 | $this->_out($s); |
---|
| 689 | $this->lasth=$h; |
---|
| 690 | if($ln>0) |
---|
| 691 | { |
---|
| 692 | //Go to next line |
---|
| 693 | $this->y+=$h; |
---|
| 694 | if($ln==1) |
---|
| 695 | $this->x=$this->lMargin; |
---|
| 696 | } |
---|
| 697 | else |
---|
| 698 | $this->x+=$w; |
---|
| 699 | } |
---|
| 700 | |
---|
| 701 | function MultiCell($w,$h,$txt,$border=0,$align='J',$fill=0) |
---|
| 702 | { |
---|
| 703 | //Output text with automatic or explicit line breaks |
---|
| 704 | $cw=&$this->CurrentFont['cw']; |
---|
| 705 | if($w==0) |
---|
| 706 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 707 | $wmax=($w-2*$this->cMargin)*1000/$this->FontSize; |
---|
| 708 | $s=str_replace("\r",'',$txt); |
---|
| 709 | $nb=strlen($s); |
---|
| 710 | if($nb>0 and $s[$nb-1]=="\n") |
---|
| 711 | $nb--; |
---|
| 712 | $b=0; |
---|
| 713 | if($border) |
---|
| 714 | { |
---|
| 715 | if($border==1) |
---|
| 716 | { |
---|
| 717 | $border='LTRB'; |
---|
| 718 | $b='LRT'; |
---|
| 719 | $b2='LR'; |
---|
| 720 | } |
---|
| 721 | else |
---|
| 722 | { |
---|
| 723 | $b2=''; |
---|
| 724 | if(is_int(strpos($border,'L'))) |
---|
| 725 | $b2.='L'; |
---|
| 726 | if(is_int(strpos($border,'R'))) |
---|
| 727 | $b2.='R'; |
---|
| 728 | $b=is_int(strpos($border,'T')) ? $b2.'T' : $b2; |
---|
| 729 | } |
---|
| 730 | } |
---|
| 731 | $sep=-1; |
---|
| 732 | $i=0; |
---|
| 733 | $j=0; |
---|
| 734 | $l=0; |
---|
| 735 | $ns=0; |
---|
| 736 | $nl=1; |
---|
| 737 | while($i<$nb) |
---|
| 738 | { |
---|
| 739 | //Get next character |
---|
| 740 | $c=$s{$i}; |
---|
| 741 | if($c=="\n") |
---|
| 742 | { |
---|
| 743 | //Explicit line break |
---|
| 744 | if($this->ws>0) |
---|
| 745 | { |
---|
| 746 | $this->ws=0; |
---|
| 747 | $this->_out('0 Tw'); |
---|
| 748 | } |
---|
| 749 | $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
---|
[7655] | 750 | ++$i; |
---|
[2] | 751 | $sep=-1; |
---|
| 752 | $j=$i; |
---|
| 753 | $l=0; |
---|
| 754 | $ns=0; |
---|
[7655] | 755 | ++$nl; |
---|
[2] | 756 | if($border and $nl==2) |
---|
| 757 | $b=$b2; |
---|
| 758 | continue; |
---|
| 759 | } |
---|
| 760 | if($c==' ') |
---|
| 761 | { |
---|
| 762 | $sep=$i; |
---|
| 763 | $ls=$l; |
---|
[7655] | 764 | ++$ns; |
---|
[2] | 765 | } |
---|
| 766 | $l+=$cw[$c]; |
---|
| 767 | if($l>$wmax) |
---|
| 768 | { |
---|
| 769 | //Automatic line break |
---|
| 770 | if($sep==-1) |
---|
| 771 | { |
---|
| 772 | if($i==$j) |
---|
[7655] | 773 | ++$i; |
---|
[2] | 774 | if($this->ws>0) |
---|
| 775 | { |
---|
| 776 | $this->ws=0; |
---|
| 777 | $this->_out('0 Tw'); |
---|
| 778 | } |
---|
| 779 | $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
---|
| 780 | } |
---|
| 781 | else |
---|
| 782 | { |
---|
| 783 | if($align=='J') |
---|
| 784 | { |
---|
| 785 | $this->ws=($ns>1) ? ($wmax-$ls)/1000*$this->FontSize/($ns-1) : 0; |
---|
| 786 | $this->_out(sprintf('%.3f Tw',$this->ws*$this->k)); |
---|
| 787 | } |
---|
| 788 | $this->Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill); |
---|
| 789 | $i=$sep+1; |
---|
| 790 | } |
---|
| 791 | $sep=-1; |
---|
| 792 | $j=$i; |
---|
| 793 | $l=0; |
---|
| 794 | $ns=0; |
---|
[7655] | 795 | ++$nl; |
---|
[2] | 796 | if($border and $nl==2) |
---|
| 797 | $b=$b2; |
---|
| 798 | } |
---|
| 799 | else |
---|
[7655] | 800 | ++$i; |
---|
[2] | 801 | } |
---|
| 802 | //Last chunk |
---|
| 803 | if($this->ws>0) |
---|
| 804 | { |
---|
| 805 | $this->ws=0; |
---|
| 806 | $this->_out('0 Tw'); |
---|
| 807 | } |
---|
| 808 | if($border and is_int(strpos($border,'B'))) |
---|
| 809 | $b.='B'; |
---|
| 810 | |
---|
| 811 | // changed by Lars Kneschke to not add a line break after multicell |
---|
| 812 | #$this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); |
---|
| 813 | #$this->x=$this->lMargin; |
---|
| 814 | $this->Cell($w,$h,substr($s,$j,$i-$j),$b,0,$align,$fill); |
---|
| 815 | #$this->x=$this->lMargin; |
---|
| 816 | } |
---|
| 817 | |
---|
| 818 | function Write($h,$txt,$link='') |
---|
| 819 | { |
---|
| 820 | //Output text in flowing mode |
---|
| 821 | $cw=&$this->CurrentFont['cw']; |
---|
| 822 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 823 | $wmax=($w-2*$this->cMargin)*1000/$this->FontSize; |
---|
| 824 | $s=str_replace("\r",'',$txt); |
---|
| 825 | $nb=strlen($s); |
---|
| 826 | $sep=-1; |
---|
| 827 | $i=0; |
---|
| 828 | $j=0; |
---|
| 829 | $l=0; |
---|
| 830 | $nl=1; |
---|
| 831 | while($i<$nb) |
---|
| 832 | { |
---|
| 833 | //Get next character |
---|
| 834 | $c=$s{$i}; |
---|
| 835 | if($c=="\n") |
---|
| 836 | { |
---|
| 837 | //Explicit line break |
---|
| 838 | $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link); |
---|
[7655] | 839 | ++$i; |
---|
[2] | 840 | $sep=-1; |
---|
| 841 | $j=$i; |
---|
| 842 | $l=0; |
---|
| 843 | if($nl==1) |
---|
| 844 | { |
---|
| 845 | $this->x=$this->lMargin; |
---|
| 846 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 847 | $wmax=($w-2*$this->cMargin)*1000/$this->FontSize; |
---|
| 848 | } |
---|
[7655] | 849 | ++$nl; |
---|
[2] | 850 | continue; |
---|
| 851 | } |
---|
| 852 | if($c==' ') |
---|
| 853 | $sep=$i; |
---|
| 854 | $l+=$cw[$c]; |
---|
| 855 | if($l>$wmax) |
---|
| 856 | { |
---|
| 857 | //Automatic line break |
---|
| 858 | if($sep==-1) |
---|
| 859 | { |
---|
| 860 | if($this->x>$this->lMargin) |
---|
| 861 | { |
---|
| 862 | //Move to next line |
---|
| 863 | $this->x=$this->lMargin; |
---|
| 864 | $this->y+=$h; |
---|
| 865 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 866 | $wmax=($w-2*$this->cMargin)*1000/$this->FontSize; |
---|
[7655] | 867 | ++$i; |
---|
| 868 | ++$nl; |
---|
[2] | 869 | continue; |
---|
| 870 | } |
---|
| 871 | if($i==$j) |
---|
[7655] | 872 | ++$i; |
---|
[2] | 873 | $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link); |
---|
| 874 | } |
---|
| 875 | else |
---|
| 876 | { |
---|
| 877 | $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',0,$link); |
---|
| 878 | $i=$sep+1; |
---|
| 879 | } |
---|
| 880 | $sep=-1; |
---|
| 881 | $j=$i; |
---|
| 882 | $l=0; |
---|
| 883 | if($nl==1) |
---|
| 884 | { |
---|
| 885 | $this->x=$this->lMargin; |
---|
| 886 | $w=$this->w-$this->rMargin-$this->x; |
---|
| 887 | $wmax=($w-2*$this->cMargin)*1000/$this->FontSize; |
---|
| 888 | } |
---|
[7655] | 889 | ++$nl; |
---|
[2] | 890 | } |
---|
| 891 | else |
---|
[7655] | 892 | ++$i; |
---|
[2] | 893 | } |
---|
| 894 | //Last chunk |
---|
| 895 | if($i!=$j) |
---|
| 896 | $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j),0,0,'',0,$link); |
---|
| 897 | } |
---|
| 898 | |
---|
| 899 | function Image($file,$x,$y,$w=0,$h=0,$type='',$link='') |
---|
| 900 | { |
---|
| 901 | //Put an image on the page |
---|
| 902 | if(!isset($this->images[$file])) |
---|
| 903 | { |
---|
| 904 | //First use of image, get info |
---|
| 905 | if($type=='') |
---|
| 906 | { |
---|
| 907 | $pos=strrpos($file,'.'); |
---|
| 908 | if(!$pos) |
---|
| 909 | $this->Error('Image file has no extension and no type was specified: '.$file); |
---|
| 910 | $type=substr($file,$pos+1); |
---|
| 911 | } |
---|
| 912 | $type=strtolower($type); |
---|
| 913 | $mqr=get_magic_quotes_runtime(); |
---|
| 914 | set_magic_quotes_runtime(0); |
---|
| 915 | if($type=='jpg' or $type=='jpeg') |
---|
| 916 | $info=$this->_parsejpg($file); |
---|
| 917 | elseif($type=='png') |
---|
| 918 | $info=$this->_parsepng($file); |
---|
| 919 | else |
---|
| 920 | { |
---|
| 921 | //Allow for additional formats |
---|
| 922 | $mtd='_parse'.$type; |
---|
| 923 | if(!method_exists($this,$mtd)) |
---|
| 924 | $this->Error('Unsupported image type: '.$type); |
---|
| 925 | $info=$this->$mtd($file); |
---|
| 926 | } |
---|
| 927 | set_magic_quotes_runtime($mqr); |
---|
| 928 | $info['i']=count($this->images)+1; |
---|
| 929 | $this->images[$file]=$info; |
---|
| 930 | } |
---|
| 931 | else |
---|
| 932 | $info=$this->images[$file]; |
---|
| 933 | //Automatic width and height calculation if needed |
---|
| 934 | if($w==0 and $h==0) |
---|
| 935 | { |
---|
| 936 | //Put image at 72 dpi |
---|
| 937 | $w=$info['w']/$this->k; |
---|
| 938 | $h=$info['h']/$this->k; |
---|
| 939 | } |
---|
| 940 | if($w==0) |
---|
| 941 | $w=$h*$info['w']/$info['h']; |
---|
| 942 | if($h==0) |
---|
| 943 | $h=$w*$info['h']/$info['w']; |
---|
| 944 | $this->_out(sprintf('q %.2f 0 0 %.2f %.2f %.2f cm /I%d Do Q',$w*$this->k,$h*$this->k,$x*$this->k,($this->h-($y+$h))*$this->k,$info['i'])); |
---|
| 945 | if($link) |
---|
| 946 | $this->Link($x,$y,$w,$h,$link); |
---|
| 947 | } |
---|
| 948 | |
---|
| 949 | function Ln($h='') |
---|
| 950 | { |
---|
| 951 | //Line feed; default value is last cell height |
---|
| 952 | $this->x=$this->lMargin; |
---|
| 953 | if(is_string($h)) |
---|
| 954 | $this->y+=$this->lasth; |
---|
| 955 | else |
---|
| 956 | $this->y+=$h; |
---|
| 957 | } |
---|
| 958 | |
---|
| 959 | function GetX() |
---|
| 960 | { |
---|
| 961 | //Get x position |
---|
| 962 | return $this->x; |
---|
| 963 | } |
---|
| 964 | |
---|
| 965 | function SetX($x) |
---|
| 966 | { |
---|
| 967 | //Set x position |
---|
| 968 | if($x>=0) |
---|
| 969 | $this->x=$x; |
---|
| 970 | else |
---|
| 971 | $this->x=$this->w+$x; |
---|
| 972 | } |
---|
| 973 | |
---|
| 974 | function GetY() |
---|
| 975 | { |
---|
| 976 | //Get y position |
---|
| 977 | return $this->y; |
---|
| 978 | } |
---|
| 979 | |
---|
| 980 | function SetY($y) |
---|
| 981 | { |
---|
| 982 | //Set y position and reset x |
---|
| 983 | $this->x=$this->lMargin; |
---|
| 984 | if($y>=0) |
---|
| 985 | $this->y=$y; |
---|
| 986 | else |
---|
| 987 | $this->y=$this->h+$y; |
---|
| 988 | } |
---|
| 989 | |
---|
| 990 | function SetXY($x,$y) |
---|
| 991 | { |
---|
| 992 | //Set x and y positions |
---|
| 993 | $this->SetY($y); |
---|
| 994 | $this->SetX($x); |
---|
| 995 | } |
---|
| 996 | |
---|
| 997 | function Output($name='',$dest='') |
---|
| 998 | { |
---|
| 999 | //Output PDF to some destination |
---|
| 1000 | global $HTTP_SERVER_VARS; |
---|
| 1001 | |
---|
| 1002 | //Finish document if necessary |
---|
| 1003 | if($this->state<3) |
---|
| 1004 | $this->Close(); |
---|
| 1005 | //Normalize parameters |
---|
| 1006 | if(is_bool($dest)) |
---|
| 1007 | $dest=$dest ? 'D' : 'F'; |
---|
| 1008 | $dest=strtoupper($dest); |
---|
| 1009 | if($dest=='') |
---|
| 1010 | { |
---|
| 1011 | if($name=='') |
---|
| 1012 | { |
---|
| 1013 | $name='doc.pdf'; |
---|
| 1014 | $dest='I'; |
---|
| 1015 | } |
---|
| 1016 | else |
---|
| 1017 | $dest='F'; |
---|
| 1018 | } |
---|
| 1019 | switch($dest) |
---|
| 1020 | { |
---|
| 1021 | case 'I': |
---|
| 1022 | //Send to standard output |
---|
| 1023 | if(isset($HTTP_SERVER_VARS['SERVER_NAME'])) |
---|
| 1024 | { |
---|
| 1025 | //We send to a browser |
---|
| 1026 | Header('Content-Type: application/pdf'); |
---|
| 1027 | if(headers_sent()) |
---|
| 1028 | $this->Error('Some data has already been output to browser, can\'t send PDF file'); |
---|
| 1029 | Header('Content-Length: '.strlen($this->buffer)); |
---|
| 1030 | Header('Content-disposition: inline; filename='.$name); |
---|
| 1031 | } |
---|
| 1032 | echo $this->buffer; |
---|
| 1033 | break; |
---|
| 1034 | case 'D': |
---|
| 1035 | //Download file |
---|
| 1036 | if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and strpos($HTTP_SERVER_VARS['HTTP_USER_AGENT'],'MSIE')) |
---|
| 1037 | Header('Content-Type: application/force-download'); |
---|
| 1038 | else |
---|
| 1039 | Header('Content-Type: application/octet-stream'); |
---|
| 1040 | if(headers_sent()) |
---|
| 1041 | $this->Error('Some data has already been output to browser, can\'t send PDF file'); |
---|
| 1042 | Header('Content-Length: '.strlen($this->buffer)); |
---|
| 1043 | Header('Content-disposition: attachment; filename='.$name); |
---|
| 1044 | echo $this->buffer; |
---|
| 1045 | break; |
---|
| 1046 | case 'F': |
---|
| 1047 | //Save to local file |
---|
| 1048 | $f=fopen($name,'wb'); |
---|
| 1049 | if(!$f) |
---|
| 1050 | $this->Error('Unable to create output file: '.$name); |
---|
| 1051 | fwrite($f,$this->buffer,strlen($this->buffer)); |
---|
| 1052 | fclose($f); |
---|
| 1053 | break; |
---|
| 1054 | case 'S': |
---|
| 1055 | //Return as a string |
---|
| 1056 | return $this->buffer; |
---|
| 1057 | default: |
---|
| 1058 | $this->Error('Incorrect output destination: '.$dest); |
---|
| 1059 | } |
---|
| 1060 | return ''; |
---|
| 1061 | } |
---|
| 1062 | |
---|
| 1063 | /******************************************************************************* |
---|
| 1064 | * * |
---|
| 1065 | * Protected methods * |
---|
| 1066 | * * |
---|
| 1067 | *******************************************************************************/ |
---|
| 1068 | function _dochecks() |
---|
| 1069 | { |
---|
| 1070 | //Check for locale-related bug |
---|
| 1071 | if(1.1==1) |
---|
| 1072 | $this->Error('Don\'t alter the locale before including class file'); |
---|
| 1073 | //Check for decimal separator |
---|
| 1074 | if(sprintf('%.1f',1.0)!='1.0') |
---|
| 1075 | setlocale(LC_NUMERIC,'C'); |
---|
| 1076 | } |
---|
| 1077 | |
---|
| 1078 | function _begindoc() |
---|
| 1079 | { |
---|
| 1080 | //Start document |
---|
| 1081 | $this->state=1; |
---|
| 1082 | $this->_out('%PDF-1.3'); |
---|
| 1083 | } |
---|
| 1084 | |
---|
| 1085 | function _putpages() |
---|
| 1086 | { |
---|
| 1087 | $nb=$this->page; |
---|
| 1088 | if(!empty($this->AliasNbPages)) |
---|
| 1089 | { |
---|
| 1090 | //Replace number of pages |
---|
[7655] | 1091 | for($n=1;$n<=$nb;++$n) |
---|
[2] | 1092 | $this->pages[$n]=str_replace($this->AliasNbPages,$nb,$this->pages[$n]); |
---|
| 1093 | } |
---|
| 1094 | if($this->DefOrientation=='P') |
---|
| 1095 | { |
---|
| 1096 | $wPt=$this->fwPt; |
---|
| 1097 | $hPt=$this->fhPt; |
---|
| 1098 | } |
---|
| 1099 | else |
---|
| 1100 | { |
---|
| 1101 | $wPt=$this->fhPt; |
---|
| 1102 | $hPt=$this->fwPt; |
---|
| 1103 | } |
---|
| 1104 | $filter=($this->compress) ? '/Filter /FlateDecode ' : ''; |
---|
[7655] | 1105 | for($n=1;$n<=$nb;++$n) |
---|
[2] | 1106 | { |
---|
| 1107 | //Page |
---|
| 1108 | $this->_newobj(); |
---|
| 1109 | $this->_out('<</Type /Page'); |
---|
| 1110 | $this->_out('/Parent 1 0 R'); |
---|
| 1111 | if(isset($this->OrientationChanges[$n])) |
---|
| 1112 | $this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$hPt,$wPt)); |
---|
| 1113 | $this->_out('/Resources 2 0 R'); |
---|
| 1114 | if(isset($this->PageLinks[$n])) |
---|
| 1115 | { |
---|
| 1116 | //Links |
---|
| 1117 | $annots='/Annots ['; |
---|
| 1118 | foreach($this->PageLinks[$n] as $pl) |
---|
| 1119 | { |
---|
| 1120 | $rect=sprintf('%.2f %.2f %.2f %.2f',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]); |
---|
| 1121 | $annots.='<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] '; |
---|
| 1122 | if(is_string($pl[4])) |
---|
| 1123 | $annots.='/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>'; |
---|
| 1124 | else |
---|
| 1125 | { |
---|
| 1126 | $l=$this->links[$pl[4]]; |
---|
| 1127 | $h=isset($this->OrientationChanges[$l[0]]) ? $wPt : $hPt; |
---|
| 1128 | $annots.=sprintf('/Dest [%d 0 R /XYZ 0 %.2f null]>>',1+2*$l[0],$h-$l[1]*$this->k); |
---|
| 1129 | } |
---|
| 1130 | } |
---|
| 1131 | $this->_out($annots.']'); |
---|
| 1132 | } |
---|
| 1133 | $this->_out('/Contents '.($this->n+1).' 0 R>>'); |
---|
| 1134 | $this->_out('endobj'); |
---|
| 1135 | //Page content |
---|
| 1136 | $p=($this->compress) ? gzcompress($this->pages[$n]) : $this->pages[$n]; |
---|
| 1137 | $this->_newobj(); |
---|
| 1138 | $this->_out('<<'.$filter.'/Length '.strlen($p).'>>'); |
---|
| 1139 | $this->_putstream($p); |
---|
| 1140 | $this->_out('endobj'); |
---|
| 1141 | } |
---|
| 1142 | //Pages root |
---|
| 1143 | $this->offsets[1]=strlen($this->buffer); |
---|
| 1144 | $this->_out('1 0 obj'); |
---|
| 1145 | $this->_out('<</Type /Pages'); |
---|
| 1146 | $kids='/Kids ['; |
---|
[7655] | 1147 | for($i=0;$i<$nb;++$i) |
---|
[2] | 1148 | $kids.=(3+2*$i).' 0 R '; |
---|
| 1149 | $this->_out($kids.']'); |
---|
| 1150 | $this->_out('/Count '.$nb); |
---|
| 1151 | $this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$wPt,$hPt)); |
---|
| 1152 | $this->_out('>>'); |
---|
| 1153 | $this->_out('endobj'); |
---|
| 1154 | } |
---|
| 1155 | |
---|
| 1156 | function _putfonts() |
---|
| 1157 | { |
---|
| 1158 | $nf=$this->n; |
---|
| 1159 | foreach($this->diffs as $diff) |
---|
| 1160 | { |
---|
| 1161 | //Encodings |
---|
| 1162 | $this->_newobj(); |
---|
| 1163 | $this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$diff.']>>'); |
---|
| 1164 | $this->_out('endobj'); |
---|
| 1165 | } |
---|
| 1166 | $mqr=get_magic_quotes_runtime(); |
---|
| 1167 | set_magic_quotes_runtime(0); |
---|
| 1168 | foreach($this->FontFiles as $file=>$info) |
---|
| 1169 | { |
---|
| 1170 | //Font file embedding |
---|
| 1171 | $this->_newobj(); |
---|
| 1172 | $this->FontFiles[$file]['n']=$this->n; |
---|
| 1173 | if(defined('FPDF_FONTPATH')) |
---|
| 1174 | $file=FPDF_FONTPATH.$file; |
---|
| 1175 | $size=filesize($file); |
---|
| 1176 | if(!$size) |
---|
| 1177 | $this->Error('Font file not found'); |
---|
| 1178 | $this->_out('<</Length '.$size); |
---|
| 1179 | if(substr($file,-2)=='.z') |
---|
| 1180 | $this->_out('/Filter /FlateDecode'); |
---|
| 1181 | $this->_out('/Length1 '.$info['length1']); |
---|
| 1182 | if(isset($info['length2'])) |
---|
| 1183 | $this->_out('/Length2 '.$info['length2'].' /Length3 0'); |
---|
| 1184 | $this->_out('>>'); |
---|
| 1185 | $f=fopen($file,'rb'); |
---|
| 1186 | $this->_putstream(fread($f,$size)); |
---|
| 1187 | fclose($f); |
---|
| 1188 | $this->_out('endobj'); |
---|
| 1189 | } |
---|
| 1190 | set_magic_quotes_runtime($mqr); |
---|
| 1191 | foreach($this->fonts as $k=>$font) |
---|
| 1192 | { |
---|
| 1193 | //Font objects |
---|
| 1194 | $this->fonts[$k]['n']=$this->n+1; |
---|
| 1195 | $type=$font['type']; |
---|
| 1196 | $name=$font['name']; |
---|
| 1197 | if($type=='core') |
---|
| 1198 | { |
---|
| 1199 | //Standard font |
---|
| 1200 | $this->_newobj(); |
---|
| 1201 | $this->_out('<</Type /Font'); |
---|
| 1202 | $this->_out('/BaseFont /'.$name); |
---|
| 1203 | $this->_out('/Subtype /Type1'); |
---|
| 1204 | if($name!='Symbol' and $name!='ZapfDingbats') |
---|
| 1205 | $this->_out('/Encoding /WinAnsiEncoding'); |
---|
| 1206 | $this->_out('>>'); |
---|
| 1207 | $this->_out('endobj'); |
---|
| 1208 | } |
---|
| 1209 | elseif($type=='Type1' or $type=='TrueType') |
---|
| 1210 | { |
---|
| 1211 | //Additional Type1 or TrueType font |
---|
| 1212 | $this->_newobj(); |
---|
| 1213 | $this->_out('<</Type /Font'); |
---|
| 1214 | $this->_out('/BaseFont /'.$name); |
---|
| 1215 | $this->_out('/Subtype /'.$type); |
---|
| 1216 | $this->_out('/FirstChar 32 /LastChar 255'); |
---|
| 1217 | $this->_out('/Widths '.($this->n+1).' 0 R'); |
---|
| 1218 | $this->_out('/FontDescriptor '.($this->n+2).' 0 R'); |
---|
| 1219 | if($font['enc']) |
---|
| 1220 | { |
---|
| 1221 | if(isset($font['diff'])) |
---|
| 1222 | $this->_out('/Encoding '.($nf+$font['diff']).' 0 R'); |
---|
| 1223 | else |
---|
| 1224 | $this->_out('/Encoding /WinAnsiEncoding'); |
---|
| 1225 | } |
---|
| 1226 | $this->_out('>>'); |
---|
| 1227 | $this->_out('endobj'); |
---|
| 1228 | //Widths |
---|
| 1229 | $this->_newobj(); |
---|
| 1230 | $cw=&$font['cw']; |
---|
| 1231 | $s='['; |
---|
[7655] | 1232 | for($i=32;$i<=255;++$i) |
---|
[2] | 1233 | $s.=$cw[chr($i)].' '; |
---|
| 1234 | $this->_out($s.']'); |
---|
| 1235 | $this->_out('endobj'); |
---|
| 1236 | //Descriptor |
---|
| 1237 | $this->_newobj(); |
---|
| 1238 | $s='<</Type /FontDescriptor /FontName /'.$name; |
---|
| 1239 | foreach($font['desc'] as $k=>$v) |
---|
| 1240 | $s.=' /'.$k.' '.$v; |
---|
| 1241 | $file=$font['file']; |
---|
| 1242 | if($file) |
---|
| 1243 | $s.=' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$file]['n'].' 0 R'; |
---|
| 1244 | $this->_out($s.'>>'); |
---|
| 1245 | $this->_out('endobj'); |
---|
| 1246 | } |
---|
| 1247 | else |
---|
| 1248 | { |
---|
| 1249 | //Allow for additional types |
---|
| 1250 | $mtd='_put'.strtolower($type); |
---|
| 1251 | if(!method_exists($this,$mtd)) |
---|
| 1252 | $this->Error('Unsupported font type: '.$type); |
---|
| 1253 | $this->$mtd($font); |
---|
| 1254 | } |
---|
| 1255 | } |
---|
| 1256 | } |
---|
| 1257 | |
---|
| 1258 | function _putimages() |
---|
| 1259 | { |
---|
| 1260 | $filter=($this->compress) ? '/Filter /FlateDecode ' : ''; |
---|
| 1261 | reset($this->images); |
---|
| 1262 | while(list($file,$info)=each($this->images)) |
---|
| 1263 | { |
---|
| 1264 | $this->_newobj(); |
---|
| 1265 | $this->images[$file]['n']=$this->n; |
---|
| 1266 | $this->_out('<</Type /XObject'); |
---|
| 1267 | $this->_out('/Subtype /Image'); |
---|
| 1268 | $this->_out('/Width '.$info['w']); |
---|
| 1269 | $this->_out('/Height '.$info['h']); |
---|
| 1270 | if($info['cs']=='Indexed') |
---|
| 1271 | $this->_out('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]'); |
---|
| 1272 | else |
---|
| 1273 | { |
---|
| 1274 | $this->_out('/ColorSpace /'.$info['cs']); |
---|
| 1275 | if($info['cs']=='DeviceCMYK') |
---|
| 1276 | $this->_out('/Decode [1 0 1 0 1 0 1 0]'); |
---|
| 1277 | } |
---|
| 1278 | $this->_out('/BitsPerComponent '.$info['bpc']); |
---|
| 1279 | $this->_out('/Filter /'.$info['f']); |
---|
| 1280 | if(isset($info['parms'])) |
---|
| 1281 | $this->_out($info['parms']); |
---|
| 1282 | if(isset($info['trns']) and is_array($info['trns'])) |
---|
| 1283 | { |
---|
| 1284 | $trns=''; |
---|
[7673] | 1285 | $info_trns_count = count($info['trns']); |
---|
| 1286 | for($i=0;$i<$info_trns_count;++$i) |
---|
[2] | 1287 | $trns.=$info['trns'][$i].' '.$info['trns'][$i].' '; |
---|
| 1288 | $this->_out('/Mask ['.$trns.']'); |
---|
| 1289 | } |
---|
| 1290 | $this->_out('/Length '.strlen($info['data']).'>>'); |
---|
| 1291 | $this->_putstream($info['data']); |
---|
| 1292 | unset($this->images[$file]['data']); |
---|
| 1293 | $this->_out('endobj'); |
---|
| 1294 | //Palette |
---|
| 1295 | if($info['cs']=='Indexed') |
---|
| 1296 | { |
---|
| 1297 | $this->_newobj(); |
---|
| 1298 | $pal=($this->compress) ? gzcompress($info['pal']) : $info['pal']; |
---|
| 1299 | $this->_out('<<'.$filter.'/Length '.strlen($pal).'>>'); |
---|
| 1300 | $this->_putstream($pal); |
---|
| 1301 | $this->_out('endobj'); |
---|
| 1302 | } |
---|
| 1303 | } |
---|
| 1304 | } |
---|
| 1305 | |
---|
| 1306 | function _putresources() |
---|
| 1307 | { |
---|
| 1308 | $this->_putfonts(); |
---|
| 1309 | $this->_putimages(); |
---|
| 1310 | //Resource dictionary |
---|
| 1311 | $this->offsets[2]=strlen($this->buffer); |
---|
| 1312 | $this->_out('2 0 obj'); |
---|
| 1313 | $this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]'); |
---|
| 1314 | $this->_out('/Font <<'); |
---|
| 1315 | foreach($this->fonts as $font) |
---|
| 1316 | $this->_out('/F'.$font['i'].' '.$font['n'].' 0 R'); |
---|
| 1317 | $this->_out('>>'); |
---|
| 1318 | if(count($this->images)) |
---|
| 1319 | { |
---|
| 1320 | $this->_out('/XObject <<'); |
---|
| 1321 | foreach($this->images as $image) |
---|
| 1322 | $this->_out('/I'.$image['i'].' '.$image['n'].' 0 R'); |
---|
| 1323 | $this->_out('>>'); |
---|
| 1324 | } |
---|
| 1325 | $this->_out('>>'); |
---|
| 1326 | $this->_out('endobj'); |
---|
| 1327 | } |
---|
| 1328 | |
---|
| 1329 | function _putinfo() |
---|
| 1330 | { |
---|
| 1331 | $this->_out('/Producer '.$this->_textstring('FPDF '.FPDF_VERSION)); |
---|
| 1332 | if(!empty($this->title)) |
---|
| 1333 | $this->_out('/Title '.$this->_textstring($this->title)); |
---|
| 1334 | if(!empty($this->subject)) |
---|
| 1335 | $this->_out('/Subject '.$this->_textstring($this->subject)); |
---|
| 1336 | if(!empty($this->author)) |
---|
| 1337 | $this->_out('/Author '.$this->_textstring($this->author)); |
---|
| 1338 | if(!empty($this->keywords)) |
---|
| 1339 | $this->_out('/Keywords '.$this->_textstring($this->keywords)); |
---|
| 1340 | if(!empty($this->creator)) |
---|
| 1341 | $this->_out('/Creator '.$this->_textstring($this->creator)); |
---|
| 1342 | $this->_out('/CreationDate '.$this->_textstring('D:'.date('YmdHis'))); |
---|
| 1343 | } |
---|
| 1344 | |
---|
| 1345 | function _putcatalog() |
---|
| 1346 | { |
---|
| 1347 | $this->_out('/Type /Catalog'); |
---|
| 1348 | $this->_out('/Pages 1 0 R'); |
---|
| 1349 | if($this->ZoomMode=='fullpage') |
---|
| 1350 | $this->_out('/OpenAction [3 0 R /Fit]'); |
---|
| 1351 | elseif($this->ZoomMode=='fullwidth') |
---|
| 1352 | $this->_out('/OpenAction [3 0 R /FitH null]'); |
---|
| 1353 | elseif($this->ZoomMode=='real') |
---|
| 1354 | $this->_out('/OpenAction [3 0 R /XYZ null null 1]'); |
---|
| 1355 | elseif(!is_string($this->ZoomMode)) |
---|
| 1356 | $this->_out('/OpenAction [3 0 R /XYZ null null '.($this->ZoomMode/100).']'); |
---|
| 1357 | if($this->LayoutMode=='single') |
---|
| 1358 | $this->_out('/PageLayout /SinglePage'); |
---|
| 1359 | elseif($this->LayoutMode=='continuous') |
---|
| 1360 | $this->_out('/PageLayout /OneColumn'); |
---|
| 1361 | elseif($this->LayoutMode=='two') |
---|
| 1362 | $this->_out('/PageLayout /TwoColumnLeft'); |
---|
| 1363 | } |
---|
| 1364 | |
---|
| 1365 | function _puttrailer() |
---|
| 1366 | { |
---|
| 1367 | $this->_out('/Size '.($this->n+1)); |
---|
| 1368 | $this->_out('/Root '.$this->n.' 0 R'); |
---|
| 1369 | $this->_out('/Info '.($this->n-1).' 0 R'); |
---|
| 1370 | } |
---|
| 1371 | |
---|
| 1372 | function _enddoc() |
---|
| 1373 | { |
---|
| 1374 | $this->_putpages(); |
---|
| 1375 | $this->_putresources(); |
---|
| 1376 | //Info |
---|
| 1377 | $this->_newobj(); |
---|
| 1378 | $this->_out('<<'); |
---|
| 1379 | $this->_putinfo(); |
---|
| 1380 | $this->_out('>>'); |
---|
| 1381 | $this->_out('endobj'); |
---|
| 1382 | //Catalog |
---|
| 1383 | $this->_newobj(); |
---|
| 1384 | $this->_out('<<'); |
---|
| 1385 | $this->_putcatalog(); |
---|
| 1386 | $this->_out('>>'); |
---|
| 1387 | $this->_out('endobj'); |
---|
| 1388 | //Cross-ref |
---|
| 1389 | $o=strlen($this->buffer); |
---|
| 1390 | $this->_out('xref'); |
---|
| 1391 | $this->_out('0 '.($this->n+1)); |
---|
| 1392 | $this->_out('0000000000 65535 f '); |
---|
[7655] | 1393 | for($i=1;$i<=$this->n;++$i) |
---|
[2] | 1394 | $this->_out(sprintf('%010d 00000 n ',$this->offsets[$i])); |
---|
| 1395 | //Trailer |
---|
| 1396 | $this->_out('trailer'); |
---|
| 1397 | $this->_out('<<'); |
---|
| 1398 | $this->_puttrailer(); |
---|
| 1399 | $this->_out('>>'); |
---|
| 1400 | $this->_out('startxref'); |
---|
| 1401 | $this->_out($o); |
---|
| 1402 | $this->_out('%%EOF'); |
---|
| 1403 | $this->state=3; |
---|
| 1404 | } |
---|
| 1405 | |
---|
| 1406 | function _beginpage($orientation) |
---|
| 1407 | { |
---|
| 1408 | $this->page++; |
---|
| 1409 | $this->pages[$this->page]=''; |
---|
| 1410 | $this->state=2; |
---|
| 1411 | $this->x=$this->lMargin; |
---|
| 1412 | $this->y=$this->tMargin; |
---|
| 1413 | $this->FontFamily=''; |
---|
| 1414 | //Page orientation |
---|
| 1415 | if(!$orientation) |
---|
| 1416 | $orientation=$this->DefOrientation; |
---|
| 1417 | else |
---|
| 1418 | { |
---|
| 1419 | $orientation=strtoupper($orientation{0}); |
---|
| 1420 | if($orientation!=$this->DefOrientation) |
---|
| 1421 | $this->OrientationChanges[$this->page]=true; |
---|
| 1422 | } |
---|
| 1423 | if($orientation!=$this->CurOrientation) |
---|
| 1424 | { |
---|
| 1425 | //Change orientation |
---|
| 1426 | if($orientation=='P') |
---|
| 1427 | { |
---|
| 1428 | $this->wPt=$this->fwPt; |
---|
| 1429 | $this->hPt=$this->fhPt; |
---|
| 1430 | $this->w=$this->fw; |
---|
| 1431 | $this->h=$this->fh; |
---|
| 1432 | } |
---|
| 1433 | else |
---|
| 1434 | { |
---|
| 1435 | $this->wPt=$this->fhPt; |
---|
| 1436 | $this->hPt=$this->fwPt; |
---|
| 1437 | $this->w=$this->fh; |
---|
| 1438 | $this->h=$this->fw; |
---|
| 1439 | } |
---|
| 1440 | $this->PageBreakTrigger=$this->h-$this->bMargin; |
---|
| 1441 | $this->CurOrientation=$orientation; |
---|
| 1442 | } |
---|
| 1443 | } |
---|
| 1444 | |
---|
| 1445 | function _endpage() |
---|
| 1446 | { |
---|
| 1447 | //End of page contents |
---|
| 1448 | $this->state=1; |
---|
| 1449 | } |
---|
| 1450 | |
---|
| 1451 | function _newobj() |
---|
| 1452 | { |
---|
| 1453 | //Begin a new object |
---|
| 1454 | $this->n++; |
---|
| 1455 | $this->offsets[$this->n]=strlen($this->buffer); |
---|
| 1456 | $this->_out($this->n.' 0 obj'); |
---|
| 1457 | } |
---|
| 1458 | |
---|
| 1459 | function _dounderline($x,$y,$txt) |
---|
| 1460 | { |
---|
| 1461 | //Underline text |
---|
| 1462 | $up=$this->CurrentFont['up']; |
---|
| 1463 | $ut=$this->CurrentFont['ut']; |
---|
| 1464 | $w=$this->GetStringWidth($txt)+$this->ws*substr_count($txt,' '); |
---|
| 1465 | return sprintf('%.2f %.2f %.2f %.2f re f',$x*$this->k,($this->h-($y-$up/1000*$this->FontSize))*$this->k,$w*$this->k,-$ut/1000*$this->FontSizePt); |
---|
| 1466 | } |
---|
| 1467 | |
---|
| 1468 | function _parsejpg($file) |
---|
| 1469 | { |
---|
| 1470 | //Extract info from a JPEG file |
---|
| 1471 | $a=GetImageSize($file); |
---|
| 1472 | if(!$a) |
---|
| 1473 | $this->Error('Missing or incorrect image file: '.$file); |
---|
| 1474 | if($a[2]!=2) |
---|
| 1475 | $this->Error('Not a JPEG file: '.$file); |
---|
| 1476 | if(!isset($a['channels']) or $a['channels']==3) |
---|
| 1477 | $colspace='DeviceRGB'; |
---|
| 1478 | elseif($a['channels']==4) |
---|
| 1479 | $colspace='DeviceCMYK'; |
---|
| 1480 | else |
---|
| 1481 | $colspace='DeviceGray'; |
---|
| 1482 | $bpc=isset($a['bits']) ? $a['bits'] : 8; |
---|
| 1483 | //Read whole file |
---|
| 1484 | $f=fopen($file,'rb'); |
---|
| 1485 | $data=''; |
---|
| 1486 | while(!feof($f)) |
---|
| 1487 | $data.=fread($f,4096); |
---|
| 1488 | fclose($f); |
---|
| 1489 | return array('w'=>$a[0],'h'=>$a[1],'cs'=>$colspace,'bpc'=>$bpc,'f'=>'DCTDecode','data'=>$data); |
---|
| 1490 | } |
---|
| 1491 | |
---|
| 1492 | function _parsepng($file) |
---|
| 1493 | { |
---|
| 1494 | //Extract info from a PNG file |
---|
| 1495 | $f=fopen($file,'rb'); |
---|
| 1496 | if(!$f) |
---|
| 1497 | $this->Error('Can\'t open image file: '.$file); |
---|
| 1498 | //Check signature |
---|
| 1499 | if(fread($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10)) |
---|
| 1500 | $this->Error('Not a PNG file: '.$file); |
---|
| 1501 | //Read header chunk |
---|
| 1502 | fread($f,4); |
---|
| 1503 | if(fread($f,4)!='IHDR') |
---|
| 1504 | $this->Error('Incorrect PNG file: '.$file); |
---|
| 1505 | $w=$this->_freadint($f); |
---|
| 1506 | $h=$this->_freadint($f); |
---|
| 1507 | $bpc=ord(fread($f,1)); |
---|
| 1508 | if($bpc>8) |
---|
| 1509 | $this->Error('16-bit depth not supported: '.$file); |
---|
| 1510 | $ct=ord(fread($f,1)); |
---|
| 1511 | if($ct==0) |
---|
| 1512 | $colspace='DeviceGray'; |
---|
| 1513 | elseif($ct==2) |
---|
| 1514 | $colspace='DeviceRGB'; |
---|
| 1515 | elseif($ct==3) |
---|
| 1516 | $colspace='Indexed'; |
---|
| 1517 | else |
---|
| 1518 | $this->Error('Alpha channel not supported: '.$file); |
---|
| 1519 | if(ord(fread($f,1))!=0) |
---|
| 1520 | $this->Error('Unknown compression method: '.$file); |
---|
| 1521 | if(ord(fread($f,1))!=0) |
---|
| 1522 | $this->Error('Unknown filter method: '.$file); |
---|
| 1523 | if(ord(fread($f,1))!=0) |
---|
| 1524 | $this->Error('Interlacing not supported: '.$file); |
---|
| 1525 | fread($f,4); |
---|
| 1526 | $parms='/DecodeParms <</Predictor 15 /Colors '.($ct==2 ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w.'>>'; |
---|
| 1527 | //Scan chunks looking for palette, transparency and image data |
---|
| 1528 | $pal=''; |
---|
| 1529 | $trns=''; |
---|
| 1530 | $data=''; |
---|
| 1531 | do |
---|
| 1532 | { |
---|
| 1533 | $n=$this->_freadint($f); |
---|
| 1534 | $type=fread($f,4); |
---|
| 1535 | if($type=='PLTE') |
---|
| 1536 | { |
---|
| 1537 | //Read palette |
---|
| 1538 | $pal=fread($f,$n); |
---|
| 1539 | fread($f,4); |
---|
| 1540 | } |
---|
| 1541 | elseif($type=='tRNS') |
---|
| 1542 | { |
---|
| 1543 | //Read transparency info |
---|
| 1544 | $t=fread($f,$n); |
---|
| 1545 | if($ct==0) |
---|
| 1546 | $trns=array(ord(substr($t,1,1))); |
---|
| 1547 | elseif($ct==2) |
---|
| 1548 | $trns=array(ord(substr($t,1,1)),ord(substr($t,3,1)),ord(substr($t,5,1))); |
---|
| 1549 | else |
---|
| 1550 | { |
---|
| 1551 | $pos=strpos($t,chr(0)); |
---|
| 1552 | if(is_int($pos)) |
---|
| 1553 | $trns=array($pos); |
---|
| 1554 | } |
---|
| 1555 | fread($f,4); |
---|
| 1556 | } |
---|
| 1557 | elseif($type=='IDAT') |
---|
| 1558 | { |
---|
| 1559 | //Read image data block |
---|
| 1560 | $data.=fread($f,$n); |
---|
| 1561 | fread($f,4); |
---|
| 1562 | } |
---|
| 1563 | elseif($type=='IEND') |
---|
| 1564 | break; |
---|
| 1565 | else |
---|
| 1566 | fread($f,$n+4); |
---|
| 1567 | } |
---|
| 1568 | while($n); |
---|
| 1569 | if($colspace=='Indexed' and empty($pal)) |
---|
| 1570 | $this->Error('Missing palette in '.$file); |
---|
| 1571 | fclose($f); |
---|
| 1572 | return array('w'=>$w,'h'=>$h,'cs'=>$colspace,'bpc'=>$bpc,'f'=>'FlateDecode','parms'=>$parms,'pal'=>$pal,'trns'=>$trns,'data'=>$data); |
---|
| 1573 | } |
---|
| 1574 | |
---|
| 1575 | function _freadint($f) |
---|
| 1576 | { |
---|
| 1577 | //Read a 4-byte integer from file |
---|
| 1578 | $i=ord(fread($f,1))<<24; |
---|
| 1579 | $i+=ord(fread($f,1))<<16; |
---|
| 1580 | $i+=ord(fread($f,1))<<8; |
---|
| 1581 | $i+=ord(fread($f,1)); |
---|
| 1582 | return $i; |
---|
| 1583 | } |
---|
| 1584 | |
---|
| 1585 | function _textstring($s) |
---|
| 1586 | { |
---|
| 1587 | //Format a text string |
---|
| 1588 | return '('.$this->_escape($s).')'; |
---|
| 1589 | } |
---|
| 1590 | |
---|
| 1591 | function _escape($s) |
---|
| 1592 | { |
---|
| 1593 | //Add \ before \, ( and ) |
---|
| 1594 | return str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$s))); |
---|
| 1595 | } |
---|
| 1596 | |
---|
| 1597 | function _putstream($s) |
---|
| 1598 | { |
---|
| 1599 | $this->_out('stream'); |
---|
| 1600 | $this->_out($s); |
---|
| 1601 | $this->_out('endstream'); |
---|
| 1602 | } |
---|
| 1603 | |
---|
| 1604 | function _out($s) |
---|
| 1605 | { |
---|
| 1606 | //Add a line to the document |
---|
| 1607 | if($this->state==2) |
---|
| 1608 | $this->pages[$this->page].=$s."\n"; |
---|
| 1609 | else |
---|
| 1610 | $this->buffer.=$s."\n"; |
---|
| 1611 | } |
---|
| 1612 | //End of class |
---|
| 1613 | } |
---|
| 1614 | |
---|
| 1615 | //Handle special IE contype request |
---|
| 1616 | if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and $HTTP_SERVER_VARS['HTTP_USER_AGENT']=='contype') |
---|
| 1617 | { |
---|
| 1618 | Header('Content-Type: application/pdf'); |
---|
| 1619 | exit; |
---|
| 1620 | } |
---|
| 1621 | |
---|
| 1622 | } |
---|
| 1623 | ?> |
---|