public dFunction(DateTime date, e_direction direction)
{
if (!Enum.IsDefined(typeof(e_direction), direction)) throw new ArgumentException(nameof(direction));
data = new dfData(date, direction);
_sender = this;
_binded = null;
}
public static KeyValuePair<DateTime, DateTime>? getIntersectionST(dfData data1, dfData data2)
{
if (isIntersectST(data1, data2))
{
if (data1.direction == e_direction.Fixed)
return new KeyValuePair<DateTime, DateTime>(data1.date, data1.date);
else if (data2.direction == e_direction.Fixed)
return new KeyValuePair<DateTime, DateTime>(data2.date, data2.date);
else if (data1.date > data2.date)
return new KeyValuePair<DateTime, DateTime>(data2.date, data1.date);
else if (data1.date < data2.date)
return new KeyValuePair<DateTime, DateTime>(data1.date, data2.date);
else return null;
}
else return null;
}
public static bool inRangeST(dfData instance, dfData data)
{
switch(instance.direction)
{
case e_direction.Fixed:
return data.date == instance.date && data.direction == e_direction.Fixed
? true : false;
case e_direction.Left:
return data.date <= instance.date && (data.direction == e_direction.Fixed ||
data.direction == e_direction.Left)
? true : false;
case e_direction.Right:
return data.date >= instance.date && (data.direction == e_direction.Fixed ||
data.direction == e_direction.Right)
? true : false;
default:
throw new ArgumentException(nameof(inRange));
}
}
public static bool isIntersectST(dfData data1, dfData data2)
{
if (data1.date == data2.date) return true;
switch(data1.direction)
{
case e_direction.Fixed:
return (data2.date > data1.date && data2.direction == e_direction.Left) ||
(data2.date < data1.date && data2.direction == e_direction.Right)
? true : false;
case e_direction.Left:
return (data2.date > data1.date && data2.direction == e_direction.Left) ||
(data2.date < data1.date)
? true : false;
case e_direction.Right:
return (data2.date < data1.date && data2.direction == e_direction.Right) ||
(data2.date > data1.date)
? true : false;
default:
throw new ApplicationException(nameof(isIntersect));
}
}
public bool isDiapason(dfData data)
{
return isDiapasonST(this, data);
}
public KeyValuePair<DateTime, DateTime>? getIntersection(dfData data)
{
return getIntersectionST(this, data);
}
public bool isIntersect(dfData data)
{
return isIntersectST(this, data);
}
public bool inRange(dfData data)
{
return inRangeST(this, data);
}
public static bool isDiapasonST(dfData data1, dfData data2)
{
switch (data1.direction)
{
case e_direction.Fixed:
return false;
case e_direction.Left:
return data2.date <= data1.date && data2.direction == e_direction.Right
? true : false;
case e_direction.Right:
return data2.date >= data1.date && data2.direction == e_direction.Left
? true : false;
default:
throw new ApplicationException("Unknown error");
}
}