#pragma once

#ifndef TSCANNER_EPSON_INCLUDED

#define TSCANNER_EPSON_INCLUDED

#include "tscanner.h"

#include "TScannerIO/TScannerIO.h"

#include <memory></memory>

/*

PLEASE DO NOT REMOVE unreferenced methods... they are useful for debugging  :)

max

*/

class TScannerEpson : public TScanner

{

	enum SettingsMode {

		OLD_STYLE,

		NEW_STYLE

	};

	TScannerIO *m_scannerIO;

	bool m_hasADF;

	bool m_isOpened;

	SettingsMode m_settingsMode;

public:

	TScannerEpson();

	~TScannerEpson();

	void selectDevice();

	bool isDeviceAvailable();

	bool isDeviceSelected();

	void updateParameters(TScannerParameters ¶m); // vedi TScanner

	void acquire(const TScannerParameters ¶ms, int paperCount);

	bool isAreaSupported();

	void closeIO();

private:

	void doSettings(const TScannerParameters ¶ms, bool isFirstSheet);

	void collectInformation(char *lev0, char *lev1, unsigned short *lowRes, unsigned short *hiRes, unsigned short *hMax, unsigned short *vMax);

	bool resetScanner();

	void reportError(std::string errMsg); // debug only

	char *ESCI_inquiry(char cmd); /* returns 0 if failed */

	bool ESCI_command(char cmd, bool checkACK);

	bool ESCI_command_1b(char cmd, unsigned char p0, bool checkACK);

	bool ESCI_command_2b(char cmd, unsigned char p0, unsigned char p1, bool checkACK);

	bool ESCI_command_2w(char cmd, unsigned short p0, unsigned short p1, bool checkACK);

	bool ESCI_command_4w(char cmd, unsigned short p0, unsigned short p1, unsigned short p2, unsigned short p3, bool checkACK);

	std::unique_ptr<unsigned char[]=""> ESCI_read_data2(unsigned long &size);</unsigned>

	void ESCI_readLineData(unsigned char &stx, unsigned char &status, unsigned short &counter, unsigned short &lines, bool &areaEnd);

	void ESCI_readLineData2(unsigned char &stx, unsigned char &status, unsigned short &counter);

	int receive(unsigned char *buffer, int size);

	int send(unsigned char *buffer, int size);

	bool ESCI_doADF(bool on);

	int sendACK();

	bool expectACK();

	void scanArea2pix(const TScannerParameters ¶ms, unsigned short &offsetx, unsigned short &offsety,

					  unsigned short &dimlx, unsigned short &dimly, const TRectD &scanArea);

};

#endif