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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, see <https://www.gnu.org/licenses/>.
*/
#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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