public Question CreateNewQuestion()
{
var subject = (Subject)_random.Next(Constants.SUBJECTS_COUNT);
Dictionary<string, TagLib.File> rawOptions = new Dictionary<string, TagLib.File>();
while (rawOptions.Count < Constants.OPTIONS_COUNT)
{
var file = _files[_random.Next(_files.Count)];
var option = Reencode(Constants.ProjectionBySubject[subject](file.Tag));
if (rawOptions.ContainsKey(option))
continue;
rawOptions[option] = file;
}
var options = rawOptions.Select(kvp => new Option() { Title = kvp.Key, File=kvp.Value, IsCorrect = false }).ToList();
var title = Constants.QuestionsBySubject[subject];
int answer = _random.Next(Constants.OPTIONS_COUNT);
options[answer].IsCorrect = true;
var musicFile = new MusicFile(options[answer].File);
return new Question()
{
Title=title,
Options=options,
File = musicFile
};
}
public Question CreateNewQuestion()
{
var subject = (Subject)_random.Next(Constants.SUBJECTS_COUNT);
Dictionary <string, TagLib.File> rawOptions = new Dictionary <string, TagLib.File>();
while (rawOptions.Count < Constants.OPTIONS_COUNT)
{
var file = _files[_random.Next(_files.Count)];
var option = Reencode(Constants.ProjectionBySubject[subject](file.Tag));
if (rawOptions.ContainsKey(option))
{
continue;
}
rawOptions[option] = file;
}
var options = rawOptions.Select(kvp => new Option()
{
Title = kvp.Key, File = kvp.Value, IsCorrect = false
}).ToList();
var title = Constants.QuestionsBySubject[subject];
int answer = _random.Next(Constants.OPTIONS_COUNT);
options[answer].IsCorrect = true;
var musicFile = new MusicFile(options[answer].File);
return(new Question()
{
Title = title,
Options = options,
File = musicFile
});
}
internal static void SetStartPosition(MusicFile file)
{
double cueIn = 0, cueOut = 0;
int handle = Bass.BASS_StreamCreateFile(file.File.Name, 0, 0, BASSFlag.BASS_STREAM_DECODE);
if (handle == 0)
{
throw new ApplicationException(string.Format("Could not open stream for file {0}.", file.File.Name));
}
try
{
Utils.DetectCuePoints(handle, 1, ref cueIn, ref cueOut, -24, -24, 0);
file.CueIn = cueIn;
file.CueOut = cueOut;
}
catch
{
Debug.WriteLine(string.Format("Warning: Could not find cues for file {0}.", file.File.Name));
file.CueIn = 0;
file.CueOut = Un4seen.Bass.Bass.BASS_ChannelBytes2Seconds(handle, Bass.BASS_ChannelGetLength(handle));
}
double position = _random.NextDouble() * (cueOut - cueIn);
file.StartPosition = position;
Bass.BASS_StreamFree(handle);
}
public void Play(MusicFile file)
{
if (_currentStream != 0)
Stop();
_currentStream = Bass.BASS_StreamCreateFile(file.File.Name, 0, 0, BASSFlag.BASS_DEFAULT);
if (_currentStream == 0)
throw new ApplicationException(string.Format("Could not play file {0}.", file.File.Name));
Bass.BASS_ChannelSetPosition(_currentStream, file.StartPosition);
Bass.BASS_ChannelPlay(_currentStream, false);
}
public void Play(MusicFile file)
{
if (_currentStream != 0)
{
Stop();
}
_currentStream = Bass.BASS_StreamCreateFile(file.File.Name, 0, 0, BASSFlag.BASS_DEFAULT);
if (_currentStream == 0)
{
throw new ApplicationException(string.Format("Could not play file {0}.", file.File.Name));
}
Bass.BASS_ChannelSetPosition(_currentStream, file.StartPosition);
Bass.BASS_ChannelPlay(_currentStream, false);
}
internal static void SetStartPosition(MusicFile file)
{
double cueIn = 0, cueOut = 0;
int handle = Bass.BASS_StreamCreateFile(file.File.Name, 0, 0, BASSFlag.BASS_STREAM_DECODE);
if (handle == 0)
throw new ApplicationException(string.Format("Could not open stream for file {0}.", file.File.Name));
try
{
Utils.DetectCuePoints(handle, 1, ref cueIn, ref cueOut, -24, -24, 0);
file.CueIn = cueIn;
file.CueOut = cueOut;
}
catch
{
Debug.WriteLine(string.Format("Warning: Could not find cues for file {0}.", file.File.Name));
file.CueIn = 0;
file.CueOut = Un4seen.Bass.Bass.BASS_ChannelBytes2Seconds(handle, Bass.BASS_ChannelGetLength(handle));
}
double position = _random.NextDouble() * (cueOut - cueIn);
file.StartPosition = position;
Bass.BASS_StreamFree(handle);
}
