private double AngleBetween2Lines(clsEntity Entity1_In, clsEntity Entity2_In)
//===========================================================================
{
const double pc_Rad2Deg = 180.0 / Math.PI;
double angle1 = Math.Atan2(Entity1_In.Begin_Pt.Y - Entity1_In.End_Pt.Y,
Entity1_In.Begin_Pt.X - Entity1_In.End_Pt.X);
double angle2 = Math.Atan2(Entity2_In.Begin_Pt.Y - Entity2_In.End_Pt.Y,
Entity2_In.Begin_Pt.X - Entity2_In.End_Pt.X);
return((angle1 - angle2) * pc_Rad2Deg);
}
private void Calc_LineSlope(clsEntity Entity_In, ref double Slope_Out)
//====================================================================
{
//double pcInfinity_Slope = 99.99F;
double pEntityIn_Denominator = (Entity_In.End_Pt.X - Entity_In.Begin_Pt.X);
if (Math.Abs(pEntityIn_Denominator - 0.0) < modMain.gcEPS)
{
Slope_Out = 90.0;
}
else
{
Slope_Out = (Entity_In.End_Pt.Y - Entity_In.Begin_Pt.Y) / pEntityIn_Denominator;
}
}
private List <clsEntity> ArrangeEntityCW(List <clsEntity> EntityList_In)
//=========================================================
{
List <clsEntity> EntityList = new List <clsEntity>();
clsEntity pEntity = new clsEntity();
pEntity = EntityList_In[0];
EntityList.Add(pEntity);
for (int i = 1; i < EntityList_In.Count; i++)
{
for (int j = 0; j < EntityList_In.Count; j++)
{
if ((Math.Abs(EntityList_In[j].Begin_Pt.X - pEntity.End_Pt.X) < modMain.gcEPS &&
Math.Abs(EntityList_In[j].Begin_Pt.Y - pEntity.End_Pt.Y) < modMain.gcEPS) &&
(!(Math.Abs(EntityList_In[j].End_Pt.X - pEntity.Begin_Pt.X) < modMain.gcEPS) &&
!(Math.Abs(EntityList_In[j].End_Pt.Y - pEntity.Begin_Pt.Y) < modMain.gcEPS)))
{
pEntity = new clsEntity();
pEntity.Begin_Pt = EntityList_In[j].Begin_Pt;
pEntity.End_Pt = EntityList_In[j].End_Pt;
pEntity.G_Code = EntityList_In[j].G_Code;
EntityList.Add(pEntity);
break;
}
else if ((Math.Abs(EntityList_In[j].End_Pt.X - pEntity.End_Pt.X) < modMain.gcEPS &&
Math.Abs(EntityList_In[j].End_Pt.Y - pEntity.End_Pt.Y) < modMain.gcEPS) &&
(!(Math.Abs(EntityList_In[j].Begin_Pt.X - pEntity.Begin_Pt.X) < modMain.gcEPS) &&
!(Math.Abs(EntityList_In[j].Begin_Pt.Y - pEntity.Begin_Pt.Y) < modMain.gcEPS)))
{
pEntity = new clsEntity();
pEntity.Begin_Pt = EntityList_In[j].End_Pt;
pEntity.End_Pt = EntityList_In[j].Begin_Pt;
pEntity.G_Code = EntityList_In[j].G_Code;
EntityList.Add(pEntity);
break;
}
}
}
return(EntityList);
}
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);
}
//====================================================================
private void Calc_LineSlope(clsEntity Entity_In, ref double Slope_Out)
{
//double pcInfinity_Slope = 99.99F;
double pEntityIn_Denominator = (Entity_In.End_Pt.X - Entity_In.Begin_Pt.X);
if (Math.Abs(pEntityIn_Denominator - 0.0) < modMain.gcEPS)
{
Slope_Out = 90.0;
}
else
{
Slope_Out = (Entity_In.End_Pt.Y - Entity_In.Begin_Pt.Y) / pEntityIn_Denominator;
}
}
//===========================================================================
private double AngleBetween2Lines(clsEntity Entity1_In, clsEntity Entity2_In)
{
const double pc_Rad2Deg = 180.0 / Math.PI;
double angle1 = Math.Atan2(Entity1_In.Begin_Pt.Y - Entity1_In.End_Pt.Y,
Entity1_In.Begin_Pt.X - Entity1_In.End_Pt.X);
double angle2 = Math.Atan2(Entity2_In.Begin_Pt.Y - Entity2_In.End_Pt.Y,
Entity2_In.Begin_Pt.X - Entity2_In.End_Pt.X);
return (angle1 - angle2) * pc_Rad2Deg;
}
