/// <summary>
/// 判斷兩線段是否同向
/// </summary>
/// <param name="line1"></param>
/// <param name="line2"></param>
/// <param name="distance"></param>
/// <returns></returns>
private bool IsSameDirection(LINE line1, LINE line2, ref double distance)
{
distance = -1;
XYZ Dir_1 = line1.GetDirection();
XYZ Dir_2 = line2.GetDirection();
bool isSameDirection = IsSamePoint(Dir_1, Dir_2);
if (!isSameDirection)
{
return(false);
}
/// 若端點重疊則回傳false
if (IsSamePoint(line1.GetStartPoint(), line2.GetStartPoint()) ||
IsSamePoint(line1.GetEndPoint(), line2.GetEndPoint()) ||
IsSamePoint(line1.GetStartPoint(), line2.GetEndPoint()) ||
IsSamePoint(line1.GetEndPoint(), line2.GetStartPoint()))
{
return(false);
}
/// 判斷是否在同一直線上 if == 0
distance = Math.Round(line1.GetDistanceFromPoint(line2.GetStartPoint()), IG_POINT);
return(true);
}
