public static double GetDistance_BetwnPts(modMain.myPoint pPt1_In, modMain.myPoint pPt2_In)
//===================================================================================
{
double pDistance = Math.Sqrt(Math.Pow((pPt2_In.X - pPt1_In.X), 2) +
Math.Pow((pPt2_In.Y - pPt1_In.Y), 2));
return(pDistance);
}
private List <clsEntity> ReadDXFLayer(string FileName_In, string LayerName_In)
//===========================================================================
{
StreamReader pSR = new StreamReader(FileName_In);
string pstr = "";
pstr = pSR.ReadLine();
List <clsEntity> pEntityList = new List <clsEntity>();
while (pstr != null)
{
pstr = pstr.Trim();
if (pstr == LayerName_In)
{
pstr = pSR.ReadLine().Trim();
while (pstr != "0")
{
//if (pstr.Contains("62"))
//{
// pSR.ReadLine();
// pstr = pSR.ReadLine();
//}
//if (pstr.Contains("100"))
//{
pstr = pSR.ReadLine().Trim(); //....AcDbLine
if (pstr.Contains("AcDbLine"))
{
clsEntity pEntity = new clsEntity();
modMain.myPoint pPt1 = new modMain.myPoint();
modMain.myPoint pPt2 = new modMain.myPoint();
pstr = pSR.ReadLine();
if (pstr.Contains("10"))
{
pPt1.X = Convert.ToDouble(pSR.ReadLine());
}
pstr = pSR.ReadLine();
if (pstr.Contains("20"))
{
pPt1.Y = Convert.ToDouble(pSR.ReadLine());
}
pEntity.Begin_Pt = pPt1;
pSR.ReadLine();
pSR.ReadLine();
pstr = pSR.ReadLine();
if (pstr.Contains("11"))
{
pPt2.X = Convert.ToDouble(pSR.ReadLine());
}
pstr = pSR.ReadLine();
if (pstr.Contains("21"))
{
pPt2.Y = Convert.ToDouble(pSR.ReadLine());
}
pEntity.End_Pt = pPt2;
pEntity.G_Code = 1;
pEntityList.Add(pEntity);
}
//}
}
}
pstr = pSR.ReadLine();
}
pSR.Close();
return(pEntityList);
}
//===============
public modMain.myPoint CenterPt_Arc()
//=====================================
{
modMain.myPoint[] pTempCenPt = new modMain.myPoint[4];
modMain.myPoint pCenPt;
pCenPt.X = 0.0F;
pCenPt.Y = 0.0F;
if (mG_Code == 2)
{
pTempCenPt[0].X = mBegin_Pt.X + mI_Code;
pTempCenPt[0].Y = mBegin_Pt.Y + mJ_Code;
pTempCenPt[1].X = mBegin_Pt.X + mI_Code;
pTempCenPt[1].Y = mBegin_Pt.Y - mJ_Code;
pTempCenPt[2].X = mBegin_Pt.X - mI_Code;
pTempCenPt[2].Y = mBegin_Pt.Y + mJ_Code;
pTempCenPt[3].X = mBegin_Pt.X - mI_Code;
pTempCenPt[3].Y = mBegin_Pt.Y - mJ_Code;
for (int pIndx = 0; pIndx < 4; pIndx++)
{
double pTemp1 = Math.Pow(mEnd_Pt.Y - pTempCenPt[pIndx].Y, 2.0F) + Math.Pow(mEnd_Pt.X - pTempCenPt[pIndx].X, 2.0F);
double pTemp2 = Math.Pow(mBegin_Pt.Y - pTempCenPt[pIndx].Y, 2.0F) + Math.Pow(mBegin_Pt.X - pTempCenPt[pIndx].X, 2.0F);
if (Math.Abs(pTemp1 - pTemp2) < mcEPS)
{
//....Center Point of the Arc.
pCenPt.X = pTempCenPt[pIndx].X;
pCenPt.Y = pTempCenPt[pIndx].Y;
break;
}
}
}
else if (mG_Code == 3)
{
pTempCenPt[0].X = mBegin_Pt.X + mI_Code;
pTempCenPt[0].Y = mBegin_Pt.Y + mJ_Code;
pTempCenPt[1].X = mBegin_Pt.X + mI_Code;
pTempCenPt[1].Y = mBegin_Pt.Y - mJ_Code;
pTempCenPt[2].X = mBegin_Pt.X - mI_Code;
pTempCenPt[2].Y = mBegin_Pt.Y + mJ_Code;
pTempCenPt[3].X = mBegin_Pt.X - mI_Code;
pTempCenPt[3].Y = mBegin_Pt.Y - mJ_Code;
for (int pIndx = 0; pIndx < 4; pIndx++)
{
double pTemp1 = Math.Pow((mEnd_Pt.Y - pTempCenPt[pIndx].Y), 2.0F) + Math.Pow((mEnd_Pt.X - pTempCenPt[pIndx].X), 2.0F);
double pTemp2 = Math.Pow((mBegin_Pt.Y - pTempCenPt[pIndx].Y), 2.0F) + Math.Pow((mBegin_Pt.X - pTempCenPt[pIndx].X), 2.0F);
if (Math.Abs(pTemp1 - pTemp2) < mcEPS)
{
//....Center Point of the Arc.
pCenPt.X = pTempCenPt[pIndx].X;
pCenPt.Y = pTempCenPt[pIndx].Y;
break;
}
}
}
return(pCenPt);
}