Switch character table (code page) manually. Used in conjunction with textRaw() to
print special characters which can't be encoded automatically.
| public selectCharacterTable ( integer $table ) | ||
| $table | integer | The table to select. Available code tables are model-specific. |
/**
* Encode a block of text using the specified map, and write it to the printer.
*
* @param string $text Text to print, UTF-8 format.
* @param integer $encodingNo Encoding number to use- assumed to exist.
*/
private function writeTextUsingEncoding($text, $encodingNo)
{
$encodeMap = $this->encode[$encodingNo];
$len = mb_strlen($text, self::INPUT_ENCODING);
$rawText = str_repeat(self::REPLACEMENT_CHAR, $len);
$j = 0;
for ($i = 0; $i < $len; $i++) {
$char = mb_substr($text, $i, 1, self::INPUT_ENCODING);
if (isset($encodeMap[$char])) {
$rawText[$j] = $encodeMap[$char];
} elseif (self::asciiCheck($char)) {
$rawText[$j] = $char;
} elseif ($char === "\r") {
/* Skip past Windows line endings (UTF-8 usage) */
continue;
}
$j++;
}
if ($this->printer->getCharacterTable() != $encodingNo) {
$this->printer->selectCharacterTable($encodingNo);
}
$this->writeTextRaw(substr($rawText, 0, $j));
}
use Mike42\Escpos\Printer;
use Mike42\Escpos\PrintConnectors\FilePrintConnector;
use Mike42\Escpos\CapabilityProfiles\DefaultCapabilityProfile;
// Enter connector and capability profile (to match your printer)
$connector = new FilePrintConnector("php://stdout");
$profile = DefaultCapabilityProfile::getInstance();
$verbose = false;
// Skip tables which iconv wont convert to (ie, only print characters available with UTF-8 input)
/* Print a series of receipts containing i18n example strings - Code below shouldn't need changing */
$printer = new Mike42\Escpos\Printer($connector, $profile);
$codePages = $profile->getCodePages();
$first = true;
// Print larger table for first code-page.
foreach ($codePages as $table => $page) {
/* Change printer code page */
$printer->selectCharacterTable(255);
$printer->selectCharacterTable($table);
/* Select & print a label for it */
$label = $page->getId();
if (!$page->isEncodable()) {
$label = " (not supported)";
}
$printer->setEmphasis(true);
$printer->textRaw("Table {$table}: {$label}\n");
$printer->setEmphasis(false);
if (!$page->isEncodable() && !$verbose) {
continue;
// Skip non-recognised
}
/* Print a table of available characters (first table is larger than subsequent ones */
if ($first) {
