//check if a given polygon2d has any of its longer edges aligned with any edge of the containerpolygon2d
internal static bool CheckLineGetsExternalWall(Line2d lineA, Polygon2d containerPoly)
{
bool check = false;
if (!ValidateObject.CheckPoly(containerPoly))
{
return(check);
}
Polygon2d containerPolyReg = new Polygon2d(containerPoly.Points);
for (int i = 0; i < containerPoly.Points.Count; i++)
{
int a = i, b = i + 1;
if (i == containerPolyReg.Points.Count - 1)
{
b = 0;
}
Line2d lineB = Line2d.ByStartPointEndPoint(containerPolyReg.Points[a], containerPolyReg.Points[b]);
check = GraphicsUtility.LineAdjacencyCheck(lineA, lineB);
if (check)
{
break;
}
}
return(check);
}
//check if a given polygon2d has any of its longer edges aligned with any edge of the containerpolygon2d
internal static bool CheckPolyGetsExternalWall(Polygon2d poly, Polygon2d containerPoly, double shortEdgeDist = 16, bool tag = true)
{
bool check = false;
if (!ValidateObject.CheckPoly(poly))
{
return(check);
}
Polygon2d polyReg = new Polygon2d(null);
//make given polys reduce number of points
if (tag)
{
polyReg = new Polygon2d(poly.Points);
}
else
{
polyReg = poly;
}
Polygon2d containerPolyReg = new Polygon2d(containerPoly.Points);
for (int i = 0; i < polyReg.Points.Count; i++)
{
int a = i, b = i + 1;
double eps = 0;
if (i == polyReg.Points.Count - 1)
{
b = 0;
}
double distance = PointUtility.DistanceBetweenPoints(polyReg.Points[a], polyReg.Points[b]);
List <double> spansSorted = PolygonUtility.GetPolySpan(containerPolyReg);
if (distance <= spansSorted[0] * 0.75)
{
continue;
}
Line2d lineA = Line2d.ByStartPointEndPoint(polyReg.Points[a], polyReg.Points[b]);
for (int j = 0; j < containerPolyReg.Points.Count; j++)
{
int c = j, d = j + 1;
if (j == containerPolyReg.Points.Count - 1)
{
d = 0;
}
Line2d lineB = Line2d.ByStartPointEndPoint(containerPolyReg.Points[c], containerPolyReg.Points[d]);
check = GraphicsUtility.LineAdjacencyCheck(lineA, lineB, eps);
if (check)
{
break;
}
}
if (check)
{
break;
}
}
return(check);
}
//removes duplicate lines from the list
internal static List <Line2d> RemoveDuplicateLines(List <Line2d> networkLine)
{
List <Line2d> dummyLineList = new List <Line2d>();
List <bool> duplicateList = new List <bool>();
for (int i = 0; i < networkLine.Count; i++)
{
Line2d line = new Line2d(networkLine[i].StartPoint, networkLine[i].EndPoint);
dummyLineList.Add(line);
duplicateList.Add(false);
}
List <Line2d> cleanLines = new List <Line2d>();
for (int i = 0; i < networkLine.Count; i++)
{
Line2d lineA = networkLine[i];
for (int j = i + 1; j < networkLine.Count; j++)
{
Line2d lineB = networkLine[j];
bool checkDuplicacy = GraphicsUtility.LineAdjacencyCheck(lineA, lineB);;
if (checkDuplicacy)
{
double lenA = lineA.Length;
double lenB = lineB.Length;
if (lenA > lenB)
{
duplicateList[j] = true;
}
else
{
duplicateList[i] = true;
}
}
}
}
int count = 0;
for (int i = 0; i < duplicateList.Count; i++)
{
if (duplicateList[i] == true)
{
dummyLineList.RemoveAt(i - count);
count += 1;
}
}
return(dummyLineList);
}
// Removes the lines which are on the poly lines
internal static List <Line2d> RemoveDuplicateslinesWithPoly(Polygon2d poly, List <Line2d> lineList)
{
List <Line2d> cleanLineList = new List <Line2d>();
List <bool> duplicateList = new List <bool>();
for (int i = 0; i < lineList.Count; i++)
{
Line2d line = new Line2d(lineList[i].StartPoint, lineList[i].EndPoint);
cleanLineList.Add(line);
duplicateList.Add(false);
}
for (int i = 0; i < poly.Points.Count; i++)
{
int b = i + 1;
if (i == poly.Points.Count - 1)
{
b = 0;
}
Line2d lineA = new Line2d(poly.Points[i], poly.Points[b]);
for (int j = 0; j < lineList.Count; j++)
{
Line2d lineB = lineList[j];
bool checkAdj = GraphicsUtility.LineAdjacencyCheck(lineA, lineB);
if (checkAdj)
{
duplicateList[j] = true;
break;
} // end of if loop
} // end of 2nd for loop
} // end of 1st for loop
int count = 0;
for (int i = 0; i < duplicateList.Count; i++)
{
if (duplicateList[i] == true)
{
cleanLineList.RemoveAt(i - count);
count += 1;
}
}
return(cleanLineList);
}
//removes duplicate lines from a list, based on line adjacency check
internal static List <Line2d> RemoveDuplicateLinesBasedOnAdjacency(List <Line2d> lineListOrig, List <Line2d> otherLineList)
{
List <Line2d> lineEditedList = new List <Line2d>();
for (int i = 0; i < lineListOrig.Count; i++)
{
lineEditedList.Add(lineListOrig[i]);
}
List <bool> duplicateTagList = new List <bool>();
for (int i = 0; i < lineListOrig.Count; i++)
{
bool duplicate = false;
for (int j = 0; j < otherLineList.Count; j++)
{
Point2d midPtOrig = LineUtility.LineMidPoint(lineListOrig[i]);
Point2d midPtOther = LineUtility.LineMidPoint(otherLineList[j]);
if (GraphicsUtility.LineAdjacencyCheck(lineListOrig[i], otherLineList[j]))
{
duplicate = true; break;
}
}
duplicateTagList.Add(duplicate);
}
int count = 0;
for (int i = 0; i < duplicateTagList.Count; i++)
{
if (duplicateTagList[i])
{
lineEditedList.RemoveAt(i - count);
count += 1;
}
}
return(lineEditedList);
}
