public override AtTag Encode(RubyTag?component)
{
var rubyTag = component.Value;
var rubyIndex = Array.IndexOf(_lyric?.RubyTags ?? new [] { rubyTag }, rubyTag);
var name = "Ruby" + (rubyIndex + 1);
var value = $"{rubyTag.Parent},{rubyTag.Ruby}";
if (rubyTag.StartPosition == null && rubyTag.EndPosition == null)
{
return new AtTag
{
Name = name,
Value = value
}
}
;
var startTimeTag = GenerateTimeTagByPosition(rubyTag.StartPosition);
var endTimeTag = GenerateTimeTagByPosition(rubyTag.EndPosition);
value += $",{startTimeTag},{endTimeTag}";
// TODO : need to implement time range
return(new AtTag
{
Name = name,
Value = value
});
string GenerateTimeTagByPosition(Position?position)
{
if (position == null)
{
return(null);
}
// Get position value
var p = position.Value;
//Get time
var time = _lyric?.Lines[p.Line]?.TimeTags[p.Index].Time;
return(time == null ? null : TimeTagExtension.MillionSecondToTimeTag(time.Value));
}
}
}
public override string Encode(LyricLine line)
{
var sb = new StringBuilder();
//Add head time tag
sb.Append(HeadTimeTag(line));
//Get time tag and chat for each char
for (var i = 0; i < line.Text.Length; i++)
{
sb.Append(TimeTaggedChar(line, i));
}
//Add tail time tag
sb.Append(TailTimeTag(line));
return(sb.ToString());
string TimeTaggedChar(LyricLine l, int index)
{
var t1 = l.TimeTags[1 + index * 2];
var t2 = l.TimeTags[1 + index * 2 + 1];
return(TimeTagExtension.MillionSecondToTimeTag(t1.CheckedTime) +
l.Text[index] +
TimeTagExtension.MillionSecondToTimeTag(t2.CheckedTime));
}
string HeadTimeTag(LyricLine l)
{
return(TimeTagExtension.MillionSecondToTimeTag(l.TimeTags[0].CheckedTime));
}
string TailTimeTag(LyricLine l)
{
return(TimeTagExtension.MillionSecondToTimeTag(l.TimeTags[l.TimeTags.Length - 1].CheckedTime));
}
}
public void Initialize()
{
// Use [mm:ss:ss]
TimeTagExtension.SetDecimalPointColon();
}
public override RubyTag?Decode(AtTag tag)
{
if (!tag.Name.ToLower().StartsWith("ruby"))
{
return(null);
}
var values = tag.Value.Split(',');
var parent = values[0];
var ruby = values[1];
Position?startPosition = null;
Position?endPosition = null;
// Filter duplicated if ruby == parent's text
if (_filterDuplicated && ruby == parent)
{
return(null);
}
// TODO : have a better way to deal time tag in ruby.
ruby = string.Join("", TimeTagExtension.SeparateKaraokeLine(ruby).Select(x => x.Word));
// Has start time and end time
if (values.Length >= 3)
{
startPosition = FindPositionByTimeTag(values[2]);
}
if (values.Length > 3)
{
endPosition = FindPositionByTimeTag(values[3]);
}
return(new RubyTag
{
Parent = parent,
Ruby = ruby,
StartPosition = startPosition,
EndPosition = endPosition
});
Position?FindPositionByTimeTag(string timeTagText)
{
if (string.IsNullOrEmpty(timeTagText))
{
return(null);
}
var milliSecond = TimeTagExtension.TimeTagToMillionSecond(timeTagText);
for (var i = 0; i < _lyric.Lines.Length; i++)
{
var line = _lyric.Lines[i];
for (var j = 0; j < line.TimeTags.Length; j++)
{
var timeTag = line.TimeTags[j];
if (timeTag.Time == milliSecond)
{
return(new Position
{
Line = i,
Index = (int)Math.Ceiling((float)(j - 1) / 2)
});
}
}
}
return(null);
}
}
public override LyricLine Decode(string t)
{
var pairs = TimeTagExtension.SeparateKaraokeLine(t);
// Combine texts
var text = pairs.Aggregate("", (current, p) => current + p.Word);
// Create and make sure all check is false
var timeTags = new TimeTag[text.Length * 2 + 2];
for (var i = 0; i < timeTags.Length; i++)
{
timeTags[i] = new TimeTag(-1, false);
}
// TODO : what is ti
int ti;
if (pairs[0].Word == "")
{
timeTags[0] = new TimeTag(pairs[0].MillionSecond, pairs[0].MillionSecond > 0);
ti = 1;
}
else
{
timeTags[1] = new TimeTag(pairs[0].MillionSecond, pairs[0].MillionSecond > 0);
ti = pairs[0].Word.Length * 2;
}
// TODO : what are this doing
for (var pi = 1; pi < pairs.Length; pi++)
{
if (pairs[pi].Word.Length == 0)
{
if (ti % 2 == 0)
{
timeTags[ti] = new TimeTag(pairs[pi].MillionSecond);
ti++;
}
}
else
{
if (ti % 2 == 0)
{
ti++;
}
timeTags[ti] = new TimeTag(pairs[pi].MillionSecond);
ti += pairs[pi].Word.Length * 2 - 1;
}
}
// 隣接した同時間タイムタグがあれば、手前（文字後）を無効化
for (var i = 0; i < timeTags.Length; i += 2)
{
if (timeTags[i].Time == timeTags[i + 1].Time && timeTags[i].Check && timeTags[i + 1].Check)
{
var tag = timeTags[i];
tag.Check = false;
timeTags[i] = tag;
}
}
return(new LyricLine
{
Text = text,
TimeTags = timeTags
});
}
