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https://github.com/Dolibarr/dolibarr.git
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168 lines
4.4 KiB
PHP
168 lines
4.4 KiB
PHP
<?php
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/**
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* This is a demo script for the functions of the PHP ESC/POS print driver,
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* Escpos.php.
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*
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* Most printers implement only a subset of the functionality of the driver, so
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* will not render this output correctly in all cases.
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*
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* @author Michael Billington <michael.billington@gmail.com>
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*/
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require_once(dirname(__FILE__) . "/../Escpos.php");
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$printer = new Escpos();
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/* Initialize */
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$printer -> initialize();
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/* Text */
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$printer -> text("Hello world\n");
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$printer -> cut();
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/* Line feeds */
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$printer -> text("ABC");
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$printer -> feed(7);
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$printer -> text("DEF");
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$printer -> feedReverse(3);
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$printer -> text("GHI");
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$printer -> feed();
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$printer -> cut();
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/* Font modes */
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$modes = array(
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Escpos::MODE_FONT_B,
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Escpos::MODE_EMPHASIZED,
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Escpos::MODE_DOUBLE_HEIGHT,
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Escpos::MODE_DOUBLE_WIDTH,
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Escpos::MODE_UNDERLINE);
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for($i = 0; $i < pow(2, count($modes)); $i++) {
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$bits = str_pad(decbin($i), count($modes), "0", STR_PAD_LEFT);
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$mode = 0;
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for($j = 0; $j < strlen($bits); $j++) {
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if(substr($bits, $j, 1) == "1") {
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$mode |= $modes[$j];
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}
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}
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$printer -> selectPrintMode($mode);
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$printer -> text("ABCDEFGHIJabcdefghijk\n");
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}
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$printer -> selectPrintMode(); // Reset
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$printer -> cut();
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/* Underline */
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for($i = 0; $i < 3; $i++) {
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$printer -> setUnderline($i);
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$printer -> text("The quick brown fox jumps over the lazy dog\n");
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}
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$printer -> setUnderline(0); // Reset
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$printer -> cut();
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/* Cuts */
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$printer -> text("Partial cut\n(not available on all printers)\n");
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$printer -> cut(Escpos::CUT_PARTIAL);
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$printer -> text("Full cut\n");
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$printer -> cut(Escpos::CUT_FULL);
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/* Emphasis */
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for($i = 0; $i < 2; $i++) {
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$printer -> setEmphasis($i == 1);
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$printer -> text("The quick brown fox jumps over the lazy dog\n");
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}
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$printer -> setEmphasis(false); // Reset
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$printer -> cut();
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/* Double-strike (looks basically the same as emphasis) */
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for($i = 0; $i < 2; $i++) {
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$printer -> setDoubleStrike($i == 1);
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$printer -> text("The quick brown fox jumps over the lazy dog\n");
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}
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$printer -> setDoubleStrike(false);
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$printer -> cut();
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/* Fonts (many printers do not have a 'Font C') */
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$fonts = array(
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Escpos::FONT_A,
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Escpos::FONT_B,
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Escpos::FONT_C);
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for($i = 0; $i < count($fonts); $i++) {
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$printer -> setFont($fonts[$i]);
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$printer -> text("The quick brown fox jumps over the lazy dog\n");
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}
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$printer -> setFont(); // Reset
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$printer -> cut();
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/* Justification */
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$justification = array(
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Escpos::JUSTIFY_LEFT,
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Escpos::JUSTIFY_CENTER,
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Escpos::JUSTIFY_RIGHT);
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for($i = 0; $i < count($justification); $i++) {
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$printer -> setJustification($justification[$i]);
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$printer -> text("A man a plan a canal panama\n");
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}
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$printer -> setJustification(); // Reset
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$printer -> cut();
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/* Barcodes - see barcode.php for more detail */
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$printer -> setBarcodeHeight(80);
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$printer->setBarcodeTextPosition ( Escpos::BARCODE_TEXT_BELOW );
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$printer -> barcode("9876");
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$printer -> feed();
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$printer -> cut();
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/* Graphics - this demo will not work on some non-Epson printers */
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try {
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$logo = new EscposImage("resources/escpos-php.png");
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$imgModes = array(
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Escpos::IMG_DEFAULT,
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Escpos::IMG_DOUBLE_WIDTH,
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Escpos::IMG_DOUBLE_HEIGHT,
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Escpos::IMG_DOUBLE_WIDTH | Escpos::IMG_DOUBLE_HEIGHT
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);
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foreach($imgModes as $mode) {
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$printer -> graphics($logo, $mode);
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}
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} catch(Exception $e) {
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/* Images not supported on your PHP, or image file not found */
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$printer -> text($e -> getMessage() . "\n");
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}
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$printer -> cut();
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/* Bit image */
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try {
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$logo = new EscposImage("resources/escpos-php.png");
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$imgModes = array(
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Escpos::IMG_DEFAULT,
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Escpos::IMG_DOUBLE_WIDTH,
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Escpos::IMG_DOUBLE_HEIGHT,
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Escpos::IMG_DOUBLE_WIDTH | Escpos::IMG_DOUBLE_HEIGHT
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);
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foreach($imgModes as $mode) {
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$printer -> bitImage($logo, $mode);
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}
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} catch(Exception $e) {
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/* Images not supported on your PHP, or image file not found */
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$printer -> text($e -> getMessage() . "\n");
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}
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$printer -> cut();
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/* QR Code - see also the more in-depth demo at qr-code.php */
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$testStr = "Testing 123";
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$models = array(
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Escpos::QR_MODEL_1 => "QR Model 1",
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Escpos::QR_MODEL_2 => "QR Model 2 (default)",
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Escpos::QR_MICRO => "Micro QR code\n(not supported on all printers)");
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foreach($models as $model => $name) {
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$printer -> qrCode($testStr, Escpos::QR_ECLEVEL_L, 3, $model);
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$printer -> text("$name\n");
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$printer -> feed();
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}
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$printer -> cut();
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/* Pulse */
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$printer -> pulse();
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/* Always close the printer! On some PrintConnectors, no actual
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* data is sent until the printer is closed. */
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$printer -> close();
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?>
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