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Added include-blank-lines to preserve formatting #37

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Added include-blank-lines to preserve formatting #37

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26 changes: 25 additions & 1 deletion escimages.php
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,8 @@
"output-dir:",
"png",
"pbm",
"help"
"help",
"include-blank-lines"
);
$options = getopt($shortopts, $longopts);
$usage = "Usage: " . $argv[0] . " OPTIONS --file 'filename'\n";
Expand All @@ -34,6 +35,8 @@
// Default
$outputPng = true;
}
// Include blank lines
$blankLines = array_key_exists("include-blank-lines", $options);

if (empty($options) || ( $inputFile === null && !$showHelp)) {
// Incorrect usage shows error and quits nonzero
Expand All @@ -51,6 +54,7 @@
Output options:

-o, --output-dir DIRECTORY The directory to write output files to.
--include-blank-lines Output a 24px tall, 1px wide image for each line of text encountered.

Output format:

Expand Down Expand Up @@ -113,6 +117,26 @@
$bufferedImg = null;
}
}
if ($blankLines) {
if ($cmd -> isAvailableAs('LineBreak')) {
$imgNo = $imgNo + 1;
$outpFilename = $outputDir . '/' . "$receiptName-" . sprintf('%02d', $imgNo);
echo "[ Image $imgNo: 1x24 ]\n";
if ($outputPbm) {
$data = "P4\n1 24\n 0000 0000 0000 0000 0000 0000";
file_put_contents($outpFilename.'.pbm',$data);
}
if ($outputPng) {
ob_start();
$png_image = imagecreate(1, 24);
imagecolorallocate($png_image, 255, 255, 255);
imagepng($png_image);
$data = ob_get_clean();
imagedestroy($png_image);
file_put_contents($outpFilename.'.png',$data);
}
}
}
}

// Just for debugging
Expand Down