// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
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// Aegisub Project http://www.aegisub.org/
//
// $Id$

/// @file ass_time.h
/// @see ass_time.cpp
/// @ingroup subs_storage
///


#pragma once


///////////
// Headers
#ifndef AGI_PRE
#include <stdint.h>

#include <wx/string.h>
#endif


/// DOCME
/// @class AssTime
/// @brief DOCME
///
/// DOCME
class AssTime {
private:

	/// DOCME
	int time;		// Miliseconds

public:

	/// DOCME
	static bool UseMSPrecision;

	AssTime();
	AssTime(int ms);

	int GetTimeHours();
	int GetTimeMinutes();
	int GetTimeSeconds();
	int GetTimeMiliseconds();
	int GetTimeCentiseconds();

	int GetMS() const;					// Returns milliseconds
	void SetMS(int ms);					// Sets values to milliseconds
	void ParseASS(const wxString text);	// Sets value to text-form time, in ASS format
	void ParseSRT(const wxString text);	// Sets value to text-form time, in SRT format
	wxString GetASSFormated(bool ms=false) const; // Returns the ASS representation of time
	wxString GetSRTFormated();			// Returns the SRT representation of time
};

// Comparison operators
bool operator == (const AssTime &t1, const AssTime &t2);
bool operator != (const AssTime &t1, const AssTime &t2);
bool operator <  (const AssTime &t1, const AssTime &t2);
bool operator >  (const AssTime &t1, const AssTime &t2);
bool operator <= (const AssTime &t1, const AssTime &t2);
bool operator >= (const AssTime &t1, const AssTime &t2);
// Arithmetic operators
AssTime operator + (const AssTime &t1, const AssTime &t2);
AssTime operator - (const AssTime &t1, const AssTime &t2);




/// DOCME
/// @class FractionalTime
/// @brief DOCME
///
/// DOCME
class FractionalTime {
private:

	/// DOCME
	int time;		// milliseconds, like in AssTime

	/// DOCME

	/// DOCME
	int num, den;	// numerator/denominator

	/// DOCME
	bool drop;		// EVIL

	/// DOCME
	wxString sep;	// separator; someone might have separators of more than one character :V


	/// DOCME
	static const int frames_per_period = 17982;

public:
	// dumb assumption? I give no fuck
	// NOTE: separator can be a regex! at least if you only plan on doing SMPTE->somethingelse.
	FractionalTime(wxString separator, int numerator=30, int denominator=1, bool dropframe=false);
	~FractionalTime();

	AssTime ToAssTime(wxString fractime);
	int ToMillisecs(wxString fractime);

	wxString FromAssTime(AssTime time);
	wxString FromMillisecs(int64_t msec);
};