#!/usr/local/bin/perl

use Data::Dumper;

use PDF::API2;

my $pdf  = PDF::API2->new(-file => "$0.pdf");
$pdf->mediabox(595,842);

my $page = $pdf->page;

my $fnt = $pdf->corefont('Arial',-encoding => 'latin1'); 

#
# this shows howto use text functions
#

my $txt = $page->text;
## $txt->compress;

$txt->font($fnt, 20);
$txt->translate(100,800);
$txt->text("Text left-aligned 0123456789");

$txt->translate(500,750);
$txt->text_right("0123456789 Text right-aligned");

$txt->translate(300,700);
$txt->text_center("Text center-aligned");

$txt->translate(300,650);
$txt->text_center("Text underline/red",-color=>['red'],-underline=>1);
$txt->translate(100,600);
$txt->text("Text left-alignedt 0123456789",-color=>['blue'],-underline=>1);
$txt->translate(100,550);
$txt->text("Text left-aligned/indent 0123456789",-color=>['green'],-underline=>1,-indent=>100);

$txt->font($fnt, 15);
$texting="Text justified:";
foreach $y (500,400,300,200,100) {
	$txt->translate(100,$y+30);
	my($w,@txt)=$txt->text_justify("wh/overflow: $texting",-width=>400,-overflow=>1);
	$txt->translate(100,$y+15);
	$txt->text("overflow= ".join(' ',@txt));
	$txt->translate(100,$y);
	$txt->text_justify("wo/overflow: $texting",-width=>400);
	$txt->translate(100,$y-30);
	$txt->text_justify("w/underflow: $texting",-width=>400,-underflow=>1);
	$texting.=" 01 23 45 67 89";
}

my $gfx = $page->gfx;
$gfx->compress;

$gfx->strokecolor('darkred');
$gfx->linewidth(1);
$gfx->linedash(5,5);

$gfx->move(100,0);
$gfx->line(100,900);
$gfx->stroke;

$gfx->move(500,0);
$gfx->line(500,900);
$gfx->stroke;


#
# this shows howto use textstate, transform_rel, etc...
#
$page = $pdf->page;
$txt = $page->text;
## $txt->compress;

$txt->font($fnt, 20);
$txt->translate(300,600);
foreach (1..6) {
	$txt->text("hexagon");
	$txt->transform_rel(-rotate=>60);
}

$txt->translate(300,200);
%state=$txt->textstate;
foreach my $r (1..6) {
	$txt->text("hexagon");
	$txt->textstate(%state);
	$txt->transform_rel(-rotate=>60*$r);
}

if (0) {
#
# this shows howto layout a paragraph with autosizing
#

	@texts=qw| PDF 1.2 Reference Manual           November 27, 1996
: Portable Document Format Reference Manual Version 1.2 Adobe Systems Incorporated
November 27, 1996 Tim Bienz, Richard Cohn, and James R. Meehan Adobe Systems
Incorporated 1  : November 27, 1996 Copyright  1993, 1996. Adobe Systems
Incorporated. All rights reserved. Patents Pending. No part of this publication may
be reproduced, stored in a retrieval system, or transmitted, in any form or by any
means, electronic, mechanical, photocopying, recording, or otherwise, without the
prior written consent of the publisher. Any software referred to herein is furnished
under license and may only be used or copied in accordance with the terms of such
license. Printed in the United States of America. This publication and the
information herein is furnished AS IS, is subject to change without notice, and
should not be construed as a commitment by Adobe Systems Incorporated. Adobe Systems
Incorporated assumes no responsibility or liability for any errors or inaccuracies,
makes no warranty of any kind (express, implied or statutory) with respect to this
publication, and expressly disclaims any and all warranties of merchantability,
fitness for particular purposes and noninfringement of third party rights. PostScript
is a registered trademark of Adobe Systems Incorporated. All instances of the name
PostScript in the text are references to the PostScript language as defined by Adobe
Systems Incorporated unless otherwise stated. The name PostScript also is used as a
product trademark for Adobe Systems' implementation of the PostScript language
interpreter. Any references to a "PostScript printer," a "PostScript file," or a
"PostScript driver" refer to printers, files, and driver programs (respectively)
which are written in or support the PostScript language. The sentences in this book
that use "PostScript language" as an adjective phrase are so constructed to reinforce
that the name refers to the standard language definition as set forth by Adobe
Systems Incorporated. Adobe, Acrobat, the Acrobat logo, Adobe Garamond, Adobe
Illustrator , Carta, Distiller, FrameMaker, Minion, Photoshop, the Photoshop logo,
Poetica, PostScript, and the PostScript logo are registered trademarks of Adobe
Systems Incorporated. TrueType and QuickDraw are trademarks and Apple, Macintosh, and
Mac are registered trademarks of Apple Computer, Inc. ITC Stone and ITC Zapf Dingbats
are registered trademarks of International Typeface Corporation. Helvetica and Times
are registered trademarks of Linotype­Hell AG and/or its subsidiaries. Microsoft and
Windows are registered trademarks of Microsoft Corporation. SelectSet is a trademark
of Agfa Division, Miles, Inc. Sun is a trademark of Sun Microsystems, Inc.
SPARCstation is a registered trademark of SPARC International, Inc., licensed
exclusively to Sun Microsystems, Inc. and is based upon an architecture developed by
Sun Microsystems, Inc. NeXT is a trademark of NeXT Computer, Inc. UNIX is a
registered trademark in the United States and other countries, licensed exclusively
through X/Open Company, Ltd. All other brand or product names are the trademarks or
registered trademarks of their respective holders. Library of Congress Cataloging-in-
Publication Data Portable document format reference manual / Adobe Systems
Incorporated. p.      cm. Includes bibliographical references (p. 207) and index.
ISBN 0­201­62628­4 ENDENDEND|;

foreach $h (400,700) {
	$texting="";
	$pages=scalar @texts;
	$p=0;
	foreach (@texts) {
		$p++;
		print STDERR "creating page $p of $pages \n";
		$texting.="$_ ";
		$page = $pdf->page;
		$txt = $page->text;
		$txt->compress;
		$x=100;
		$y=800;

		$w=400;

		@text=split(/[\s\n]+/,$texting);

		$tw = $fnt->width(join(' ',@text));
		$sw = $fnt->width(' ');

		$fh = ((($w*$h)/$tw)**.5)*(($w>$h ? $h/$w : $w/$h)**.125);

		$txt->translate($x,$y-$fh);
		$txt->font($fnt,$fh);
		$txt->lead($fh*1.2);


		@linetext=();
		while(scalar @text) {
			while((($fnt->width(join(' ',@linetext))*$fh)<$w) && scalar @text) {
				push @linetext, shift @text;
			}
			if(scalar @linetext) {
				if(scalar @text || (($fnt->width(join(' ',@linetext))*$fh)>$w)) {
					$txt->text_justify($w,join(' ',@linetext));
				} else {
					$txt->text(join(' ',@linetext));
				}
			}
			$txt->nl;
			@linetext=();
		}

		$gfx = $page->gfx;
		$gfx->compress;

		$gfx->strokecolor('darkred');
		$gfx->linewidth(1);
		$gfx->linedash(5,5);

		$gfx->move($x,0);
		$gfx->line($x,900);
		$gfx->stroke;

		$gfx->move($x+$w,0);
		$gfx->line($x+$w,900);
		$gfx->stroke;

		$gfx->move(0,$y-$h);
		$gfx->line(600,$y-$h);
		$gfx->stroke;

		$gfx->move(0,$y);
		$gfx->line(600,$y);
		$gfx->stroke;
	}
}

}

$pdf->save;

$pdf->end();
