root
96 lines
2.6 KiB
PHP
96 lines
2.6 KiB
PHP
<?php
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/* Demonstration of available options on the pdf417Code() command */
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require __DIR__ . '/../vendor/autoload.php';
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use Mike42\Escpos\Printer;
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use Mike42\Escpos\PrintConnectors\FilePrintConnector;
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$connector = new FilePrintConnector("php://stdout");
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$printer = new Printer($connector);
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// Most simple example
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title($printer, "PDF417 code demo\n");
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$testStr = "Testing 123";
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$printer -> pdf417Code($testStr);
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$printer -> text("Most simple example\n");
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$printer -> feed();
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// Demo that alignment is the same as text
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$printer -> setJustification(Printer::JUSTIFY_CENTER);
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$printer -> pdf417Code($testStr, 3, 3, 2);
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$printer -> text("Same content, narrow and centred\n");
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$printer -> setJustification();
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$printer -> feed();
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// Demo of error correction
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title($printer, "Error correction\n");
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$ec = array(0.1, 0.5, 1.0, 2.0, 4.0);
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foreach ($ec as $level) {
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$printer -> pdf417Code($testStr, 3, 3, 0, $level);
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$printer -> text("Error correction ratio $level\n");
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$printer -> feed();
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}
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// Change size
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title($printer, "Pixel size\n");
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$sizes = array(
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2 => "(minimum)",
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3 => "(default)",
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4 => "",
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8 => "(maximum)");
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foreach ($sizes as $size => $label) {
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$printer -> pdf417Code($testStr, $size);
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$printer -> text("Module width $size dots $label\n");
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$printer -> feed();
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}
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// Change height
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title($printer, "Height multiplier\n");
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$sizes = array(
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2 => "(minimum)",
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3 => "(default)",
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4 => "",
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8 => "(maximum)");
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foreach ($sizes as $size => $label) {
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$printer -> pdf417Code($testStr, 3, $size);
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$printer -> text("Height multiplier $size $label\n");
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$printer -> feed();
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}
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// Chage data column count
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title($printer, "Data column count\n");
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$columnCounts = array(
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0 => "(auto, default)",
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1 => "",
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2 => "",
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3 => "",
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4 => "",
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5 => "",
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30 => "(maximum, doesnt fit!)");
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foreach ($columnCounts as $columnCount => $label) {
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$printer -> pdf417Code($testStr, 3, 3, $columnCount);
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$printer -> text("Column count $columnCount $label\n");
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$printer -> feed();
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}
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// Change options
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title($printer, "Options\n");
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$models = array(
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Printer::PDF417_STANDARD => "Standard",
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Printer::PDF417_TRUNCATED => "Truncated");
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foreach ($models as $model => $name) {
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$printer -> pdf417Code($testStr, 3, 3, 0, 0.10, $model);
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$printer -> text("$name\n");
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$printer -> feed();
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}
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// Cut & close
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$printer -> cut();
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$printer -> close();
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function title(Printer $printer, $str)
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{
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$printer -> selectPrintMode(Printer::MODE_DOUBLE_HEIGHT | Printer::MODE_DOUBLE_WIDTH);
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$printer -> text($str);
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$printer -> selectPrintMode();
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}
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