public double GetAngle()
{
CVeObj cVeObj = new CVeObj(1.0, 0.0);
double dotProduct = this.GetDotProduct(cVeObj);
double num = this.GetLength() * cVeObj.GetLength();
double result;
if (1E-10 >= Math.Abs(num))
{
result = 0.0;
}
else
{
double num2 = dotProduct / num;
if (Math.Abs(num2) > 0.99999999 && Math.Abs(num2) < 1.00000001)
{
num2 = (double)((num2 > 0.0) ? 1 : -1);
}
double num3 = Math.Acos(num2);
num3 *= 57.295779513082323;
if (this.double_1 < 0.0)
{
num3 = 360.0 - num3;
}
result = num3;
}
return(result);
}
public double GetAngleToLine(CLinesect tLine)
{
CVeObj vecOb = this.GetVecOb();
CVeObj vecOb2 = tLine.GetVecOb();
return(vecOb.GetAngleToVe(vecOb2));
}
public CVeObj GetDroopVe(CVeObj veObj)
{
new CVeObj();
CVeObj unitVe = this.GetUnitVe();
return(unitVe.GetVeNumProduct(unitVe.GetDotProduct(veObj)));
}
public bool IsPtOnLineExt(GPoint tPoint)
{
CVeObj cVeObj = new CVeObj(this.gpoint_0, tPoint);
CVeObj cVeObj2 = new CVeObj(tPoint, this.gpoint_1);
return(cVeObj.X * cVeObj2.Y - cVeObj2.X * cVeObj.Y < 1E-08);
}
private CLinesect method_4(double dNum)
{
CVeObj cVeObj = new CVeObj(new GPoint(0.0, 0.0), this.GetFirstPt());
CVeObj cVeObj2 = new CVeObj(new GPoint(0.0, 0.0), this.GetSecondPt());
CVeObj angleUnitVe = CVeObj.GetAngleUnitVe(this.GetAngle() + 90.0);
cVeObj += angleUnitVe.GetVeNumProduct(dNum);
cVeObj2 += angleUnitVe.GetVeNumProduct(dNum);
return(new CLinesect(cVeObj.X, cVeObj.Y, cVeObj2.X, cVeObj2.Y));
}
public static GPoint GetDroopPoint(GPoint ptLnBeg, GPoint ptLnEnd, GPoint objPoint)
{
CVeObj cVeObj = new CVeObj(ptLnBeg, ptLnEnd);
CVeObj veObj = new CVeObj(ptLnBeg, objPoint);
CVeObj droopVe = cVeObj.GetDroopVe(veObj);
GPoint gPoint = new GPoint(droopVe.X, droopVe.Y);
gPoint.OffSet(ptLnBeg);
return(gPoint);
}
public CVeObj GetUnitVe()
{
CVeObj cVeObj = new CVeObj();
double length = this.GetLength();
CVeObj result;
if (1E-16 >= length)
{
result = cVeObj;
}
else
{
cVeObj.X = this.double_0 / length;
cVeObj.Y = this.double_1 / length;
result = cVeObj;
}
return(result);
}
public double GetLenPtToLine(GPoint tPoint)
{
CVeObj cVeObj = new CVeObj(this.gpoint_0, tPoint);
CVeObj cVeObj2 = new CVeObj(this.gpoint_0, this.gpoint_1);
double length = cVeObj2.GetLength();
double result;
if (length < 1E-16)
{
result = cVeObj.GetLength();
}
else
{
double num = Math.Abs(cVeObj2.GetArrowProduct(cVeObj));
result = num / length;
}
return(result);
}
public bool IsPtOnLine(GPoint tPoint)
{
bool result;
if (tPoint == this.gpoint_0 || tPoint == this.gpoint_1)
{
result = true;
}
else
{
CVeObj cVeObj = new CVeObj(this.gpoint_0, tPoint);
CVeObj cVeObj2 = new CVeObj(tPoint, this.gpoint_1);
CVeObj unitVe = cVeObj.GetUnitVe();
CVeObj unitVe2 = cVeObj2.GetUnitVe();
result = (unitVe == unitVe2);
}
return(result);
}
public double GetAngleToVe(CVeObj veObj)
{
double dotProduct = this.GetDotProduct(veObj);
double num = this.GetLength() * veObj.GetLength();
double result;
if (1E-10 >= Math.Abs(num))
{
result = 0.0;
}
else
{
double num2 = dotProduct / num;
if (Math.Abs(num2) > 0.99999999 && Math.Abs(num2) < 1.00000001)
{
num2 = (double)((num2 > 0.0) ? 1 : -1);
}
double num3 = Math.Acos(num2);
result = num3 * 57.295779513082323;
}
return(result);
}
public double GetArrowProduct(CVeObj veObj)
{
return(this.double_0 * veObj.Y - this.double_1 * veObj.X);
}
public double GetDotProduct(CVeObj veObj)
{
return(this.double_0 * veObj.X + this.double_1 * veObj.Y);
}
public double GetAngle()
{
CVeObj vecOb = this.GetVecOb();
return(vecOb.GetAngle());
}
public double GetAngleToPt(double toX, double toY)
{
CVeObj veToPt = this.GetVeToPt(new GPoint(toX, toY));
return(veToPt.GetAngle());
}
public double GetAngleToPt(GPoint toPoint)
{
CVeObj veToPt = this.GetVeToPt(toPoint);
return(veToPt.GetAngle());
}
