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/* sane - Scanner Access Now Easy.
Copyright (C) 2019 Povilas Kanapickas <povilas@radix.lt>
This file is part of the SANE package.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA.
As a special exception, the authors of SANE give permission for
additional uses of the libraries contained in this release of SANE.
The exception is that, if you link a SANE library with other files
to produce an executable, this does not by itself cause the
resulting executable to be covered by the GNU General Public
License. Your use of that executable is in no way restricted on
account of linking the SANE library code into it.
This exception does not, however, invalidate any other reasons why
the executable file might be covered by the GNU General Public
License.
If you submit changes to SANE to the maintainers to be included in
a subsequent release, you agree by submitting the changes that
those changes may be distributed with this exception intact.
If you write modifications of your own for SANE, it is your choice
whether to permit this exception to apply to your modifications.
If you do not wish that, delete this exception notice.
*/
#ifndef BACKEND_GENESYS_COMMAND_SET_H
#define BACKEND_GENESYS_COMMAND_SET_H
#include "device.h"
#include "fwd.h"
#include <cstdint>
namespace genesys {
/** Scanner command set description.
This description contains parts which are common to all scanners with the
same command set, but may have different optical resolution and other
parameters.
*/
class CommandSet
{
public:
virtual ~CommandSet() = default;
virtual bool needs_home_before_init_regs_for_scan(Genesys_Device* dev) const = 0;
virtual void init(Genesys_Device* dev) const = 0;
virtual void init_regs_for_warmup(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* regs) const = 0;
virtual void init_regs_for_shading(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const = 0;
/** Set up registers for a scan. Similar to init_regs_for_scan except that the session is
already computed from the session
*/
virtual void init_regs_for_scan_session(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* reg,
const ScanSession& session) const= 0;
virtual void set_fe(Genesys_Device* dev, const Genesys_Sensor& sensor, std::uint8_t set) const = 0;
virtual void set_powersaving(Genesys_Device* dev, int delay) const = 0;
virtual void save_power(Genesys_Device* dev, bool enable) const = 0;
virtual void begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* regs, bool start_motor) const = 0;
virtual void end_scan(Genesys_Device* dev, Genesys_Register_Set* regs,
bool check_stop) const = 0;
/**
* Send gamma tables to ASIC
*/
virtual void send_gamma_table(Genesys_Device* dev, const Genesys_Sensor& sensor) const = 0;
virtual void offset_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const = 0;
virtual void coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs, int dpi) const = 0;
virtual SensorExposure led_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const = 0;
virtual void wait_for_motor_stop(Genesys_Device* dev) const = 0;
virtual void move_back_home(Genesys_Device* dev, bool wait_until_home) const = 0;
// Updates hardware sensor information in Genesys_Scanner.val[].
virtual void update_hardware_sensors(struct Genesys_Scanner* s) const = 0;
/** Needed on some chipsets before reading the status of the home sensor as the sensor may be
controlled by additional GPIO registers.
*/
virtual void update_home_sensor_gpio(Genesys_Device& dev) const = 0;
// functions for sheetfed scanners
// load document into scanner
virtual void load_document(Genesys_Device* dev) const = 0;
/** Detects is the scanned document has left scanner. In this case it updates the amount of
data to read and set up flags in the dev struct
*/
virtual void detect_document_end(Genesys_Device* dev) const = 0;
/// eject document from scanner
virtual void eject_document(Genesys_Device* dev) const = 0;
/// write shading data calibration to ASIC
virtual void send_shading_data(Genesys_Device* dev, const Genesys_Sensor& sensor,
std::uint8_t* data, int size) const = 0;
virtual bool has_send_shading_data() const
{
return true;
}
/// calculate an instance of ScanSession for scanning with the given settings
virtual ScanSession calculate_scan_session(const Genesys_Device* dev,
const Genesys_Sensor& sensor,
const Genesys_Settings& settings) const = 0;
/// cold boot init function
virtual void asic_boot(Genesys_Device* dev, bool cold) const = 0;
/// checks if specific scan head is at home position
virtual bool is_head_home(Genesys_Device& dev, ScanHeadId scan_head) const = 0;
/// enables or disables XPA slider motor
virtual void set_xpa_lamp_power(Genesys_Device& dev, bool set) const = 0;
/// enables or disables XPA slider motor
virtual void set_motor_mode(Genesys_Device& dev, Genesys_Register_Set& regs,
MotorMode mode) const = 0;
};
} // namespace genesys
#endif // BACKEND_GENESYS_COMMAND_SET_H
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