/// <summary>
/// Factoryに指定した文字列からSequenceを生成する(separatorで分解せず、ただ一つのSequenceを生成)
/// </summary>
/// <returns></returns>
public MathObject CreateSingle()
{
var xs = CreateMain().ToArray();
if (xs.Length == 0)
{
return(new MathSequence(Array.Empty <MathObject>(), "", _source.ToOriginalString()));
}
else if (xs.Length == 1)
{
return(xs[0]);
}
else
{
return(new MathSequence(xs, ",", _source.ToOriginalString()));
}
}
public MathSequence(MathToken token, Token leftBracket, Token rightBracket)
: this(token)
{
LeftBracket = leftBracket;
RightBracket = rightBracket;
_toTokenString = ConstructorHelperBracket(leftBracket, Main, rightBracket);
_toString = _toTokenString.ToString();
OriginalText = _toTokenString.ToOriginalString().Trim();
}
public MathSequence(MathToken token, Token supOrSub, Token left, MathObject math, Token right)
: this(token)
{
if (supOrSub.Value == "^")
{
Sup = math;
_supFirst = true;
}
else
{
Sub = math;
}
_toTokenString = ConstructorHelperSupSub(_toTokenString, supOrSub, left, math.ToTokenString(), right);
_toString = _toTokenString.ToString();
OriginalText = _toTokenString.ToOriginalString().Trim();
}
private MathSequence(MathSequence seq, Token supOrSub, Token left, MathObject math, Token right)
: this(seq)
{
if (supOrSub.Value == "^")
{
Sup = math;
if (Sub == null)
{
_supFirst = true;
}
}
else
{
Sub = math;
}
_toTokenString = ConstructorHelperSupSub(_toTokenString, supOrSub, left, math.ToTokenString(), right);
_toString = _toTokenString.ToString();
OriginalText = _toTokenString.ToOriginalString().Trim();
}
private MathSequence(MathSequence seq, IList <MathObject> list, MathObject?sup, MathObject?sub)
: this(seq)
{
if (list.Count == 0)
{
throw new InvalidOperationException($"{nameof(list)}が空です。");
}
List = new ReadOnlyCollection <MathObject>(list);
Main = CreateMainTokenString(List, seq.Separator);
_toTokenString = ConstructorHelperBracket(seq.LeftBracket, Main, seq.RightBracket);
Sup = sup;
Sub = sub;
if (seq._supFirst)
{
if (sup != null)
{
_toTokenString = ConstructorHelperSupSub(_toTokenString, Token.Circumflex, sup.ToTokenString());
}
if (sub != null)
{
_toTokenString = ConstructorHelperSupSub(_toTokenString, Token.LowLine, sub.ToTokenString());
}
}
else
{
if (sub != null)
{
_toTokenString = ConstructorHelperSupSub(_toTokenString, Token.LowLine, sub.ToTokenString());
}
if (sup != null)
{
_toTokenString = ConstructorHelperSupSub(_toTokenString, Token.Circumflex, sup.ToTokenString());
}
}
_toString = _toTokenString.ToString();
OriginalText = _toTokenString.ToOriginalString().Trim();
}