M3u_Playlist.h
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M3u_Playlist.h
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	// M3U playlist file parser, with support for subtrack information

	// Game_Music_Emu 0.5.5
	#ifndef M3U_PLAYLIST_H
	#define M3U_PLAYLIST_H

	#include "blargg_common.h"
	#include "Data_Reader.h"

	class M3u_Playlist {
	public:
	// Load playlist data
	blargg_err_t load( const char* path );
	blargg_err_t load( Data_Reader& in );
	blargg_err_t load( void const* data, long size );

	// Line number of first parse error, 0 if no error. Any lines with parse
	// errors are ignored.
	int first_error() const { return first_error_; }

	struct info_t
	{
	const char* title;
	const char* composer;
	const char* engineer;
	const char* ripping;
	const char* tagging;
	};
	info_t const& info() const { return info_; }

	struct entry_t
	{
	const char* file; // filename without stupid ::TYPE suffix
	const char* type; // if filename has ::TYPE suffix, this will be "TYPE". "" if none.
	const char* name;
	bool decimal_track; // true if track was specified in hex
	// integers are -1 if not present
	int track; // 1-based
	int length; // seconds
	int intro;
	int loop;
	int fade;
	int repeat; // count
	};
	entry_t const& operator [] ( int i ) const { return entries [i]; }
	int size() const { return entries.size(); }

	void clear();

	private:
	blargg_vector<entry_t> entries;
	blargg_vector<char> data;
	int first_error_;
	info_t info_;

	blargg_err_t parse();
	blargg_err_t parse_();
	};

	inline void M3u_Playlist::clear()
	{
	first_error_ = 0;
	entries.clear();
	data.clear();
	}

	#endif