| 1 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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| 2 | <html>
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| 3 | <head>
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| 4 | <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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| 5 | <title>Multi-columns</title>
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| 6 | <link type="text/css" rel="stylesheet" href="../fpdf.css">
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| 7 | </head>
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| 8 | <body>
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| 9 | <h1>Multi-columns</h1>
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| 10 | This example is a variant of the previous one showing how to lay the text across multiple
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| 11 | columns.
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| 12 | <div class="source">
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| 13 | <pre><code><?php
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| 14 | <span class="kw">require(</span><span class="str">'fpdf.php'</span><span class="kw">);
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| 15 |
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| 16 | class </span>PDF <span class="kw">extends </span>FPDF
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| 17 | <span class="kw">{
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| 18 | </span><span class="cmt">// Current column
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| 19 | </span><span class="kw">var </span>$col <span class="kw">= </span>0<span class="kw">;
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| 20 | </span><span class="cmt">// Ordinate of column start
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| 21 | </span><span class="kw">var </span>$y0<span class="kw">;
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| 22 |
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| 23 | function </span>Header<span class="kw">()
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| 24 | {
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| 25 | </span><span class="cmt">// Page header
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| 26 | </span><span class="kw">global </span>$title<span class="kw">;
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| 27 |
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| 28 | </span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Arial'</span><span class="kw">,</span><span class="str">'B'</span><span class="kw">,</span>15<span class="kw">);
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| 29 | </span>$w <span class="kw">= </span>$<span class="kw">this-></span>GetStringWidth<span class="kw">(</span>$title<span class="kw">)+</span>6<span class="kw">;
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| 30 | </span>$<span class="kw">this-></span>SetX<span class="kw">((</span>210<span class="kw">-</span>$w<span class="kw">)/</span>2<span class="kw">);
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| 31 | </span>$<span class="kw">this-></span>SetDrawColor<span class="kw">(</span>0<span class="kw">,</span>80<span class="kw">,</span>180<span class="kw">);
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| 32 | </span>$<span class="kw">this-></span>SetFillColor<span class="kw">(</span>230<span class="kw">,</span>230<span class="kw">,</span>0<span class="kw">);
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| 33 | </span>$<span class="kw">this-></span>SetTextColor<span class="kw">(</span>220<span class="kw">,</span>50<span class="kw">,</span>50<span class="kw">);
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| 34 | </span>$<span class="kw">this-></span>SetLineWidth<span class="kw">(</span>1<span class="kw">);
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| 35 | </span>$<span class="kw">this-></span>Cell<span class="kw">(</span>$w<span class="kw">,</span>9<span class="kw">,</span>$title<span class="kw">,</span>1<span class="kw">,</span>1<span class="kw">,</span><span class="str">'C'</span><span class="kw">,</span>true<span class="kw">);
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| 36 | </span>$<span class="kw">this-></span>Ln<span class="kw">(</span>10<span class="kw">);
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| 37 | </span><span class="cmt">// Save ordinate
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| 38 | </span>$<span class="kw">this-></span>y0 <span class="kw">= </span>$<span class="kw">this-></span>GetY<span class="kw">();
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| 39 | }
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| 40 |
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| 41 | function </span>Footer<span class="kw">()
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| 42 | {
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| 43 | </span><span class="cmt">// Page footer
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| 44 | </span>$<span class="kw">this-></span>SetY<span class="kw">(-</span>15<span class="kw">);
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| 45 | </span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Arial'</span><span class="kw">,</span><span class="str">'I'</span><span class="kw">,</span>8<span class="kw">);
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| 46 | </span>$<span class="kw">this-></span>SetTextColor<span class="kw">(</span>128<span class="kw">);
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| 47 | </span>$<span class="kw">this-></span>Cell<span class="kw">(</span>0<span class="kw">,</span>10<span class="kw">,</span><span class="str">'Page '</span><span class="kw">.</span>$<span class="kw">this-></span>PageNo<span class="kw">(),</span>0<span class="kw">,</span>0<span class="kw">,</span><span class="str">'C'</span><span class="kw">);
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| 48 | }
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| 49 |
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| 50 | function </span>SetCol<span class="kw">(</span>$col<span class="kw">)
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| 51 | {
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| 52 | </span><span class="cmt">// Set position at a given column
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| 53 | </span>$<span class="kw">this-></span>col <span class="kw">= </span>$col<span class="kw">;
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| 54 | </span>$x <span class="kw">= </span>10<span class="kw">+</span>$col<span class="kw">*</span>65<span class="kw">;
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| 55 | </span>$<span class="kw">this-></span>SetLeftMargin<span class="kw">(</span>$x<span class="kw">);
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| 56 | </span>$<span class="kw">this-></span>SetX<span class="kw">(</span>$x<span class="kw">);
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| 57 | }
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| 58 |
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| 59 | function </span>AcceptPageBreak<span class="kw">()
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| 60 | {
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| 61 | </span><span class="cmt">// Method accepting or not automatic page break
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| 62 | </span><span class="kw">if(</span>$<span class="kw">this-></span>col<span class="kw"><</span>2<span class="kw">)
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| 63 | {
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| 64 | </span><span class="cmt">// Go to next column
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| 65 | </span>$<span class="kw">this-></span>SetCol<span class="kw">(</span>$<span class="kw">this-></span>col<span class="kw">+</span>1<span class="kw">);
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| 66 | </span><span class="cmt">// Set ordinate to top
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| 67 | </span>$<span class="kw">this-></span>SetY<span class="kw">(</span>$<span class="kw">this-></span>y0<span class="kw">);
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| 68 | </span><span class="cmt">// Keep on page
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| 69 | </span><span class="kw">return </span>false<span class="kw">;
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| 70 | }
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| 71 | else
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| 72 | {
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| 73 | </span><span class="cmt">// Go back to first column
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| 74 | </span>$<span class="kw">this-></span>SetCol<span class="kw">(</span>0<span class="kw">);
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| 75 | </span><span class="cmt">// Page break
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| 76 | </span><span class="kw">return </span>true<span class="kw">;
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| 77 | }
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| 78 | }
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| 79 |
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| 80 | function </span>ChapterTitle<span class="kw">(</span>$num<span class="kw">, </span>$label<span class="kw">)
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| 81 | {
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| 82 | </span><span class="cmt">// Title
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| 83 | </span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Arial'</span><span class="kw">,</span><span class="str">''</span><span class="kw">,</span>12<span class="kw">);
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| 84 | </span>$<span class="kw">this-></span>SetFillColor<span class="kw">(</span>200<span class="kw">,</span>220<span class="kw">,</span>255<span class="kw">);
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| 85 | </span>$<span class="kw">this-></span>Cell<span class="kw">(</span>0<span class="kw">,</span>6<span class="kw">,</span><span class="str">"Chapter </span>$num<span class="str"> : </span>$label<span class="str">"</span><span class="kw">,</span>0<span class="kw">,</span>1<span class="kw">,</span><span class="str">'L'</span><span class="kw">,</span>true<span class="kw">);
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| 86 | </span>$<span class="kw">this-></span>Ln<span class="kw">(</span>4<span class="kw">);
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| 87 | </span><span class="cmt">// Save ordinate
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| 88 | </span>$<span class="kw">this-></span>y0 <span class="kw">= </span>$<span class="kw">this-></span>GetY<span class="kw">();
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| 89 | }
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| 90 |
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| 91 | function </span>ChapterBody<span class="kw">(</span>$file<span class="kw">)
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| 92 | {
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| 93 | </span><span class="cmt">// Read text file
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| 94 | </span>$txt <span class="kw">= </span>file_get_contents<span class="kw">(</span>$file<span class="kw">);
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| 95 | </span><span class="cmt">// Font
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| 96 | </span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Times'</span><span class="kw">,</span><span class="str">''</span><span class="kw">,</span>12<span class="kw">);
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| 97 | </span><span class="cmt">// Output text in a 6 cm width column
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| 98 | </span>$<span class="kw">this-></span>MultiCell<span class="kw">(</span>60<span class="kw">,</span>5<span class="kw">,</span>$txt<span class="kw">);
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| 99 | </span>$<span class="kw">this-></span>Ln<span class="kw">();
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| 100 | </span><span class="cmt">// Mention
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| 101 | </span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">''</span><span class="kw">,</span><span class="str">'I'</span><span class="kw">);
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| 102 | </span>$<span class="kw">this-></span>Cell<span class="kw">(</span>0<span class="kw">,</span>5<span class="kw">,</span><span class="str">'(end of excerpt)'</span><span class="kw">);
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| 103 | </span><span class="cmt">// Go back to first column
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| 104 | </span>$<span class="kw">this-></span>SetCol<span class="kw">(</span>0<span class="kw">);
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| 105 | }
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| 106 |
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| 107 | function </span>PrintChapter<span class="kw">(</span>$num<span class="kw">, </span>$title<span class="kw">, </span>$file<span class="kw">)
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| 108 | {
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| 109 | </span><span class="cmt">// Add chapter
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| 110 | </span>$<span class="kw">this-></span>AddPage<span class="kw">();
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| 111 | </span>$<span class="kw">this-></span>ChapterTitle<span class="kw">(</span>$num<span class="kw">,</span>$title<span class="kw">);
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| 112 | </span>$<span class="kw">this-></span>ChapterBody<span class="kw">(</span>$file<span class="kw">);
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| 113 | }
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| 114 | }
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| 115 |
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| 116 | </span>$pdf <span class="kw">= new </span>PDF<span class="kw">();
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| 117 | </span>$title <span class="kw">= </span><span class="str">'20000 Leagues Under the Seas'</span><span class="kw">;
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| 118 | </span>$pdf<span class="kw">-></span>SetTitle<span class="kw">(</span>$title<span class="kw">);
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| 119 | </span>$pdf<span class="kw">-></span>SetAuthor<span class="kw">(</span><span class="str">'Jules Verne'</span><span class="kw">);
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| 120 | </span>$pdf<span class="kw">-></span>PrintChapter<span class="kw">(</span>1<span class="kw">,</span><span class="str">'A RUNAWAY REEF'</span><span class="kw">,</span><span class="str">'20k_c1.txt'</span><span class="kw">);
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| 121 | </span>$pdf<span class="kw">-></span>PrintChapter<span class="kw">(</span>2<span class="kw">,</span><span class="str">'THE PROS AND CONS'</span><span class="kw">,</span><span class="str">'20k_c2.txt'</span><span class="kw">);
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| 122 | </span>$pdf<span class="kw">-></span>Output<span class="kw">();
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| 123 | </span>?></code></pre>
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| 124 | </div>
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| 125 | <p class='demo'><a href='tuto4.php' target='_blank' class='demo'>[Demo]</a></p>
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| 126 | The key method used is <a href='../doc/acceptpagebreak.htm'>AcceptPageBreak()</a>. It allows to accept or not an automatic page
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| 127 | break. By refusing it and altering the margin and current position, the desired column layout
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| 128 | is achieved.
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| 129 | <br>
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| 130 | For the rest, not many changes; two properties have been added to the class to save the current
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| 131 | column number and the position where columns begin, and the MultiCell() call specifies a
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| 132 | 6 centimeter width.
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| 133 | </body>
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| 134 | </html>
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