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Extremely simple LaTeX output. #30

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Extremely simple LaTeX output. #30

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86fc8cf
Support simple latex output via \rule (inspired by qrcode package by …
Nov 26, 2015
876b7c9
Latex output: size defines total code width in mm
Nov 26, 2015
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29 changes: 29 additions & 0 deletions qrencode.php
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Original file line number Diff line number Diff line change
Expand Up @@ -299,6 +299,13 @@ public static function eps($text, $outfile = false, $level = QR_ECLEVEL_L, $size
$enc = QRencode::factory($level, $size, $margin, $back_color, $fore_color, $cmyk);
return $enc->encodeEPS($text, $outfile, $saveandprint=false);
}

//----------------------------------------------------------------------
public static function latex_rules($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $writeheader=true, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false)
{
$enc = QRencode::factory($level, $size, $margin, $back_color, $fore_color, $cmyk);
return $enc->encodeLatex_Rules($text, $outfile, $size, $writeheader);
}

//----------------------------------------------------------------------
public static function svg($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint=false, $back_color = 0xFFFFFF, $fore_color = 0x000000)
Expand Down Expand Up @@ -543,6 +550,28 @@ public function encodeEPS($intext, $outfile = false,$saveandprint=false)
}
}

//----------------------------------------------------------------------
public function encodeLatex_Rules($intext, $outfile = false, $totalsize = "16", $writeheader = true)
{
try {

ob_start();
$tab = $this->encode($intext);
$err = ob_get_contents();
ob_end_clean();

if ($err != '')
QRtools::log($outfile, $err);

return QRvect::latex_rules($tab, $outfile, sprintf("%.3fmm", $totalsize / strlen($tab[0])), $writeheader);

} catch (Exception $e) {

QRtools::log($outfile, $e->getMessage());

}
}

//----------------------------------------------------------------------
public function encodeSVG($intext, $outfile = false,$saveandprint=false)
{
Expand Down
51 changes: 49 additions & 2 deletions qrvect.php
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,6 @@

class QRvect {

//----------------------------------------------------------------------
public static function eps($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false)
{
$vect = self::vectEPS($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color, $cmyk);
Expand All @@ -46,7 +45,7 @@ public static function eps($frame, $filename = false, $pixelPerPoint = 4, $outer
}
}
}


//----------------------------------------------------------------------
private static function vectEPS($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false)
Expand Down Expand Up @@ -135,6 +134,54 @@ private static function vectEPS($frame, $pixelPerPoint = 4, $outerFrame = 4, $ba

return $output;
}

//----------------------------------------------------------------------
public static function latex_rules($frame, $filename = false, $blocksize = "2mm", $writeheader = true)
{
$output = "";
if($writeheader)
{
$output .= "\\documentclass{article}\n";
$output .= "\\begin{document}\n";
$output .= "\\newlength\\qrmodulesize\n";
$output .= "\\newlength\qrminipagewidth\n";
}

$h = count($frame);
$w = strlen($frame[0]);

$output .= "\\setlength{\\qrmodulesize}{" . $blocksize . "}\n";
$output .= "\\setlength{\\qrminipagewidth}{\\qrmodulesize}\n";
$output .= "\\multiply\\qrminipagewidth by $w\n";

$output .= "\\begin{minipage}{\\qrminipagewidth}\n";
$output .= "\\baselineskip=\\qrmodulesize\n";
$output .= "\\parindent=0mm\n";
$output .= "\\def\\qrb{\\rule{\\qrmodulesize}{\\qrmodulesize}}\n";
$output .= "\\def\\qrw{\\rule{\\qrmodulesize}{0pt}}\n";

for($i=0; $i<$h; $i++) {
$output .= "\\par";
for($j=0; $j<$w; $j++) {
if( $frame[$i][$j] == '1')
$output .= "\\qrb";
else
$output .= "\\qrw";
}
}

$output .= "\\end{minipage}\n";

if($writeheader)
$output .= "\\end{document}\n";

if($filename)
QRtools::save($output, $filename);
else
return($output);
}



//----------------------------------------------------------------------
public static function svg($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color, $fore_color)
Expand Down