wxWidgets/utils/wxMMedia/cdbase.h

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// -*- c++ -*-
// /////////////////////////////////////////////////////////////////////////////
// Name: cdbase.h
// Purpose: wxMMedia
// Author: Guilhem Lavaux
// Created: 1997
// Updated: 1998
// Copyright: (C) 1997, 1998, Guilhem Lavaux
// License: wxWindows license
// /////////////////////////////////////////////////////////////////////////////
#ifndef __CDA_base_H__
#define __CDA_base_H__
#ifdef __GNUG__
#pragma interface
#endif
#ifdef WX_PRECOMP
#include "wx_prec.h"
#else
#include "wx/wx.h"
#endif
#include "mmtype.h"
typedef struct wxCDtime {
wxUint8 track;
wxUint8 hour, min, sec;
} wxCDtime;
///
class WXDLLEXPORT wxCDAudio : public wxObject {
DECLARE_ABSTRACT_CLASS(wxCDAudio)
public:
///
typedef enum { PLAYING, PAUSED, STOPPED } CDstatus;
/// Table of contents manager
class CDtoc {
protected:
wxCDtime *tracks_time, *tracks_pos;
wxCDtime total_time;
public:
///
CDtoc(wxCDtime& tot_tm, wxCDtime *trks_tm, wxCDtime *trks_pos)
{ tracks_time = trks_tm; total_time = tot_tm; tracks_pos = trks_pos; }
/// Returns the length of the specified track
/** @param track track to get length */
wxCDtime GetTrackTime(wxUint8 track) const;
/** Returns the position of the specified
@param track track to get position */
wxCDtime GetTrackPos(wxUint8 track) const;
/// Returns the total time
inline wxCDtime GetTotalTime() const { return total_time; }
};
public:
///
wxCDAudio() : wxObject() {}
///
virtual ~wxCDAudio() {}
/// Play audio at the specified position
/**
* @param beg_play start position
* @param end_play end position
*/
virtual bool Play(const wxCDtime& beg_play, const wxCDtime& end_play) = 0;
/// Play audio from the specified to the end of the CD audio
/**
* @param beg_play start position
*/
bool Play(const wxCDtime& beg_play);
///
bool Play(wxUint8 beg_track, wxUint8 end_track = 0);
/// Pause the audio playing
virtual bool Pause() = 0;
/// Resume a paused audio playing
virtual bool Resume() = 0;
/// Get the current CD status
virtual CDstatus GetStatus() = 0;
/// Get the current playing time
virtual wxCDtime GetTime() = 0;
/// Returns the table of contents
virtual const CDtoc& GetToc() = 0;
/// CD ok
virtual bool Ok() const = 0;
};
#endif