public SKPoint Coordinates(IInstrumentId instrument, TimeInUnits t)
{
var instrumentIndex = InstrumentIndex(instrument);
var y = gridRect.Top + (instrumentIndex + 1) * settings.LineHeight;
var x = gridRect.Left + settings.BeatWidth * t.Index / (float)this.info.UnitsPerBeat.Index;
return(new SKPoint(x, y));
}
public static Pattern ToPattern(PatternData data)
{
var idToSound = new Dictionary <int, ISoundId>();
foreach (var soundData in data.Sounds)
{
if (idToSound.ContainsKey(soundData.Id))
{
throw new PatternParsingException("Duplicate sound id: " + soundData.Id
+ ". Used by \""
+ idToSound[soundData.Id].Name()
+ "\" and \""
+ soundData.Instrument + "." + soundData.Technique
+ "\"");
}
idToSound.Add(soundData.Id, new SimpleSoundId(soundData.Instrument, soundData.Technique, soundData.Mark));
}
var builder = new Pattern.Builder(data.Sounds.Select(i => idToSound[i.Id]).ToArray());
int index = 0;
foreach (var beatData in data.Beats)
{
var t = new TimeInUnits(beatData.Time);
ISoundId sound;
if (!idToSound.TryGetValue(beatData.Sound, out sound))
{
throw new PatternParsingException("Invalid instrument id for beat #" + index + "(t=" + beatData.Time + ", id=" + beatData.Sound + ")");
}
builder.Add(t, sound, new Velocity(beatData.Velocity));
}
var patternInfo = new PatternInfo.Builder
{
BarsCount = data.BarsCount,
BeatsPerBar = data.BeatsPerBar,
SuggestedBpm = data.SuggestedBpm,
UnitsPerBeat = new TimeInUnits(data.TimeUnitsPerBeat)
};
builder.PatternInfo = patternInfo.Build();
return(builder.Build());
}
public float TimeInBeats(TimeInUnits t)
{
return(t.Index / (float)UnitsPerBeat.Index);
}
