/* ========================================================================== */
/*                                                                            */
/*   CCastic.h                                                                */
/*                                                                            */
/*   Description                                                              */
/*   Header pro ccastic.cpp                                                   */
/*   Trida vypocita rapitity castice pt nad souborem podle vzorce.            */             
/*                                                                            */
/* ========================================================================== */

#include <stdio.h>
#include <conio.h>
#include <math.h>

#define TMP_FILE		"temp.$$$"
#define POC_CURSORS		300

// struktura castice
typedef struct CASTIC
{
	long por;
	int event;
	int poradi;
	int cislo;
	float px;
	float py;
	float pz;
	float y;
}
castic;

// trida
class CCastic
{
private:
	FILE *f;
	fpos_t filepos [POC_CURSORS];
	castic cs_cursor [POC_CURSORS];

	castic cs;
	int  hcast;
	long lsize;
	long por;
	float m;
	char rz;
	int  N;			// pocet pro virtualni event

public:
	CCastic(char* meno, float _m);
	~CCastic();

	void MoveFirst();
	void MoveNext();
	void MovePrev();
	void MoveLast();
	int  IsEOF();

	void SetCursor(int i);
	void GetCursor(int i);

	void  ClearCursor();
	void  GetLineSize();	
	float CalcRapidity();
	float CalcFaktorC(castic cs2);
    float CalcPt();
	void  SetM(float _m);
	castic GetCastice();
    castic GetCasticeCursor(int i);
	void  ViewRuzica(long cislo=0);
	
	void CountN();
	int  GetN();
};