/// <summary>
/// 返回一个bool值指示点是否在线条中
/// </summary>
/// <returns></returns>
bool PointsInLine()
{
double slope1 = HitUtil.LineSlope(P1, P2);
double slope2 = HitUtil.LineSlope(P1, P3);
return(slope1 == slope2);
}
bool PointsInLine()
{
try
{
double slope1 = HitUtil.LineSlope(P1, P2);
double slope2 = HitUtil.LineSlope(P1, P3);
return(slope1 == slope2);
}
catch (Exception ex)
{ throw ex; }
}