Interface passed to Escpos class for receiving print data. More...
Public Member Functions | |
| __destruct () | |
| Print connectors should cause a NOTICE if they are deconstructed when they have not been finalized. | |
| finalize () | |
| Finish using this print connector (close file, socket, send accumulated output, etc). | |
| read ($len) | |
| Read data from the printer. More... | |
| write ($data) | |
| Write data to the print connector. More... | |
Detailed Description
Interface passed to Escpos class for receiving print data.
Print connectors are responsible for transporting this to the actual printer.
Member Function Documentation
◆ read()
| Mike42\Escpos\PrintConnectors\PrintConnector::read | ( | $len | ) |
Read data from the printer.
- Parameters
-
string $len Length of data to read.
- Returns
- string Data read from the printer, or false where reading is not possible.
Implemented in Mike42\Escpos\PrintConnectors\WindowsPrintConnector, Mike42\Escpos\PrintConnectors\CupsPrintConnector, Mike42\Escpos\PrintConnectors\RawbtPrintConnector, Mike42\Escpos\PrintConnectors\DummyPrintConnector, Mike42\Escpos\PrintConnectors\FilePrintConnector, and Mike42\Escpos\PrintConnectors\MultiplePrintConnector.
◆ write()
| Mike42\Escpos\PrintConnectors\PrintConnector::write | ( | $data | ) |
Write data to the print connector.
- Parameters
-
string $data The data to write
Implemented in Mike42\Escpos\PrintConnectors\WindowsPrintConnector, Mike42\Escpos\PrintConnectors\CupsPrintConnector, Mike42\Escpos\PrintConnectors\RawbtPrintConnector, Mike42\Escpos\PrintConnectors\FilePrintConnector, Mike42\Escpos\PrintConnectors\DummyPrintConnector, and Mike42\Escpos\PrintConnectors\MultiplePrintConnector.
The documentation for this interface was generated from the following file:
- src/Mike42/Escpos/PrintConnectors/PrintConnector.php
