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fpdf/tutorial/tuto3.htm
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fpdf/tutorial/tuto3.htm
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>Retour du texte <20> la ligne et couleurs</title>
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<link type="text/css" rel="stylesheet" href="../fpdf.css">
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</head>
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<body>
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<h1>Retour du texte <20> la ligne et couleurs</h1>
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Voici pour continuer un exemple imprimant des paragraphes de texte justifi<66>. Il illustre
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<EFBFBD>galement l'utilisation des couleurs.
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<div class="source">
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<pre><code><?php
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<span class="kw">require(</span><span class="str">'fpdf.php'</span><span class="kw">);
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class </span>PDF <span class="kw">extends </span>FPDF
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<span class="kw">{
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function </span>Header<span class="kw">()
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{
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global </span>$titre<span class="kw">;
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</span><span class="cmt">// Arial gras 15
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</span>$<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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</span><span class="cmt">// Calcul de la largeur du titre et positionnement
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</span>$w <span class="kw">= </span>$<span class="kw">this-></span>GetStringWidth<span class="kw">(</span>$titre<span class="kw">)+</span>6<span class="kw">;
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</span>$<span class="kw">this-></span>SetX<span class="kw">((</span>210<span class="kw">-</span>$w<span class="kw">)/</span>2<span class="kw">);
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</span><span class="cmt">// Couleurs du cadre, du fond et du texte
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</span>$<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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</span>$<span class="kw">this-></span>SetFillColor<span class="kw">(</span>230<span class="kw">,</span>230<span class="kw">,</span>0<span class="kw">);
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</span>$<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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</span><span class="cmt">// Epaisseur du cadre (1 mm)
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</span>$<span class="kw">this-></span>SetLineWidth<span class="kw">(</span>1<span class="kw">);
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</span><span class="cmt">// Titre
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</span>$<span class="kw">this-></span>Cell<span class="kw">(</span>$w<span class="kw">,</span>9<span class="kw">,</span>$titre<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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</span><span class="cmt">// Saut de ligne
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</span>$<span class="kw">this-></span>Ln<span class="kw">(</span>10<span class="kw">);
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}
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function </span>Footer<span class="kw">()
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{
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</span><span class="cmt">// Positionnement <20> 1,5 cm du bas
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</span>$<span class="kw">this-></span>SetY<span class="kw">(-</span>15<span class="kw">);
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</span><span class="cmt">// Arial italique 8
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</span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Arial'</span><span class="kw">,</span><span class="str">'I'</span><span class="kw">,</span>8<span class="kw">);
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</span><span class="cmt">// Couleur du texte en gris
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</span>$<span class="kw">this-></span>SetTextColor<span class="kw">(</span>128<span class="kw">);
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</span><span class="cmt">// Num<75>ro de page
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</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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}
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function </span>TitreChapitre<span class="kw">(</span>$num<span class="kw">, </span>$libelle<span class="kw">)
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{
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</span><span class="cmt">// Arial 12
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</span>$<span class="kw">this-></span>SetFont<span class="kw">(</span><span class="str">'Arial'</span><span class="kw">,</span><span class="str">''</span><span class="kw">,</span>12<span class="kw">);
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</span><span class="cmt">// Couleur de fond
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</span>$<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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</span><span class="cmt">// Titre
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</span>$<span class="kw">this-></span>Cell<span class="kw">(</span>0<span class="kw">,</span>6<span class="kw">,</span><span class="str">"Chapitre </span>$num<span class="str"> : </span>$libelle<span class="str">"</span><span class="kw">,</span>0<span class="kw">,</span>1<span class="kw">,</span><span class="str">'L'</span><span class="kw">,</span>true<span class="kw">);
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</span><span class="cmt">// Saut de ligne
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</span>$<span class="kw">this-></span>Ln<span class="kw">(</span>4<span class="kw">);
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}
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function </span>CorpsChapitre<span class="kw">(</span>$fichier<span class="kw">)
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{
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</span><span class="cmt">// Lecture du fichier texte
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</span>$txt <span class="kw">= </span>file_get_contents<span class="kw">(</span>$fichier<span class="kw">);
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</span><span class="cmt">// Times 12
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</span>$<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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</span><span class="cmt">// Sortie du texte justifi<66>
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</span>$<span class="kw">this-></span>MultiCell<span class="kw">(</span>0<span class="kw">,</span>5<span class="kw">,</span>$txt<span class="kw">);
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</span><span class="cmt">// Saut de ligne
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</span>$<span class="kw">this-></span>Ln<span class="kw">();
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</span><span class="cmt">// Mention en italique
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</span>$<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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</span>$<span class="kw">this-></span>Cell<span class="kw">(</span>0<span class="kw">,</span>5<span class="kw">,</span><span class="str">"(fin de l'extrait)"</span><span class="kw">);
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}
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function </span>AjouterChapitre<span class="kw">(</span>$num<span class="kw">, </span>$titre<span class="kw">, </span>$fichier<span class="kw">)
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{
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</span>$<span class="kw">this-></span>AddPage<span class="kw">();
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</span>$<span class="kw">this-></span>TitreChapitre<span class="kw">(</span>$num<span class="kw">,</span>$titre<span class="kw">);
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</span>$<span class="kw">this-></span>CorpsChapitre<span class="kw">(</span>$fichier<span class="kw">);
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}
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}
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</span>$pdf <span class="kw">= new </span>PDF<span class="kw">();
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</span>$titre <span class="kw">= </span><span class="str">'Vingt mille lieues sous les mers'</span><span class="kw">;
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</span>$pdf<span class="kw">-></span>SetTitle<span class="kw">(</span>$titre<span class="kw">);
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</span>$pdf<span class="kw">-></span>SetAuthor<span class="kw">(</span><span class="str">'Jules Verne'</span><span class="kw">);
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</span>$pdf<span class="kw">-></span>AjouterChapitre<span class="kw">(</span>1<span class="kw">,</span><span class="str">'UN <20>CUEIL FUYANT'</span><span class="kw">,</span><span class="str">'20k_c1.txt'</span><span class="kw">);
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</span>$pdf<span class="kw">-></span>AjouterChapitre<span class="kw">(</span>2<span class="kw">,</span><span class="str">'LE POUR ET LE CONTRE'</span><span class="kw">,</span><span class="str">'20k_c2.txt'</span><span class="kw">);
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</span>$pdf<span class="kw">-></span>Output<span class="kw">();
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</span>?></code></pre>
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</div>
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<p class='demo'><a href='tuto3.php' target='_blank' class='demo'>[D<>mo]</a></p>
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La m<>thode <a href='../doc/getstringwidth.htm'>GetStringWidth()</a> permet de d<>terminer la longueur d'une cha<68>ne dans la police
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courante, ce qui est utilis<69> ici pour calculer la largeur du cadre entourant le titre. Puis
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les couleurs sont d<>finies (via <a href='../doc/setdrawcolor.htm'>SetDrawColor()</a>, <a href='../doc/setfillcolor.htm'>SetFillColor()</a> et <a href='../doc/settextcolor.htm'>SetTextColor()</a>)
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et l'<27>paisseur du trait positionn<6E>e <20> 1 mm (contre 0,2 par d<>faut) gr<67>ce <20> <a href='../doc/setlinewidth.htm'>SetLineWidth()</a>.
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Il ne reste alors plus qu'<27> imprimer la cellule pour le titre (le dernier param<61>tre <20> 1 indique
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que le fond doit <20>tre color<6F>).
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<br>
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<br>
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La m<>thode permettant d'imprimer les paragraphes est <a href='../doc/multicell.htm'>MultiCell()</a>. A chaque fois qu'une
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ligne arrive <20> l'extr<74>mit<69> droite de la cellule ou qu'un caract<63>re de retour-chariot est
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rencontr<EFBFBD>, un saut est effectu<74> et une nouvelle cellule automatiquement cr<63><72>e sous la
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pr<EFBFBD>c<EFBFBD>dente. Le texte est justifi<66> par d<>faut.
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<br>
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<br>
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Deux propri<72>t<EFBFBD>s du document sont renseign<67>es : le titre (<a href='../doc/settitle.htm'>SetTitle()</a>) et l'auteur
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(<a href='../doc/setauthor.htm'>SetAuthor()</a>). Il y a plusieurs man<61>res d'acc<63>der aux propri<72>t<EFBFBD>s dans Adobe Reader. La premi<6D>re
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consiste <20> ouvrir le document directement avec le lecteur, <20> aller dans le menu Fichier et <20>
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choisir l'option Propri<72>t<EFBFBD>s. La seconde, disponible <20>galement <20> partir du plug-in, consiste <20>
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faire un clic droit et <20> choisir Propri<72>t<EFBFBD>s du document. Enfin, on peut effectuer la combinaison
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de touches Ctrl+D.
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</body>
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</html>
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