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Diffstat (limited to 'src/devices/imagedev/printer.cpp')
-rw-r--r-- | src/devices/imagedev/printer.cpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/devices/imagedev/printer.cpp b/src/devices/imagedev/printer.cpp new file mode 100644 index 00000000000..aedfecbeddd --- /dev/null +++ b/src/devices/imagedev/printer.cpp @@ -0,0 +1,110 @@ +// license:BSD-3-Clause +// copyright-holders:Nathan Woods, Miodrag Milanovic +/**************************************************************************** + + printer.c + + Code for handling printer devices + +****************************************************************************/ + +#include "emu.h" +#include "printer.h" + + +// device type definition +const device_type PRINTER = &device_creator<printer_image_device>; + +//------------------------------------------------- +// printer_image_device - constructor +//------------------------------------------------- + +printer_image_device::printer_image_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, PRINTER, "Printer", tag, owner, clock, "printer_image", __FILE__), + device_image_interface(mconfig, *this), + m_online_cb(*this) +{ +} + +//------------------------------------------------- +// device_config_complete - perform any +// operations now that the configuration is +// complete +//------------------------------------------------- + +void printer_image_device::device_config_complete() +{ + // set brief and instance name + update_names(); +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void printer_image_device::device_start() +{ + m_online_cb.resolve(); +} + +/*************************************************************************** + IMPLEMENTATION +***************************************************************************/ + +/*------------------------------------------------- + printer_is_ready - checks to see if a printer + is ready +-------------------------------------------------*/ + +int printer_image_device::is_ready() +{ + return exists() != 0; +} + + + +/*------------------------------------------------- + printer_output - outputs data to a printer +-------------------------------------------------*/ + +void printer_image_device::output(UINT8 data) +{ + if (exists()) + { + fwrite(&data, 1); + } +} + +/*------------------------------------------------- + DEVICE_IMAGE_CREATE( printer ) +-------------------------------------------------*/ + +bool printer_image_device::call_create(int format_type, option_resolution *format_options) +{ + return call_load(); +} + +/*------------------------------------------------- + DEVICE_IMAGE_LOAD( printer ) +-------------------------------------------------*/ +bool printer_image_device::call_load() +{ + /* send notify that the printer is now online */ + if (!m_online_cb.isnull()) + m_online_cb(TRUE); + + /* we don't need to do anything special */ + return IMAGE_INIT_PASS; +} + + +/*------------------------------------------------- + DEVICE_IMAGE_UNLOAD( printer ) +-------------------------------------------------*/ +void printer_image_device::call_unload() +{ + /* send notify that the printer is now offline */ + if (!m_online_cb.isnull()) + m_online_cb(FALSE); +} |