public PointInfo GetNextPoint(Direction direction)
{
PointInfo result = default(PointInfo);
result.Index = GetNextIndex(direction);
result.Points = Points;
result.Point = result.Points[result.Index];
result.Path = Path;
result.Direction = direction;
return(result);
}
private PointInfo GetNextPoint(PointInfo currentPoint, PointF previousPoint, Pen pen)
{
ArrayList arrayList = new ArrayList();
for (int i = 0; i < boundsArray.Length; i++)
{
if (paths[i] != currentPoint.Path)
{
RectangleF rectangleF = boundsArray[i];
rectangleF.Inflate(2f, 2f);
if (rectangleF.Contains(currentPoint.Point) && (paths[i].IsOutlineVisible(currentPoint.Point, pen) || paths[i].IsVisible(currentPoint.Point)))
{
DrawMarker(currentPoint.Point, 2f);
PointF[] pathPoints = GetPathPoints(paths[i]);
PointInfo closestPoint = GetClosestPoint(currentPoint.Point, pathPoints, paths[i]);
arrayList.Add(closestPoint);
}
}
}
if (arrayList.Count == 0)
{
return(currentPoint.GetNextPoint(currentPoint.Direction));
}
PointInfo result = currentPoint.GetNextPoint(currentPoint.Direction);
double num = CalculateAngle(previousPoint, currentPoint.Point, result.Point);
foreach (PointInfo item in arrayList)
{
PointInfo nextPoint = item.GetNextPoint(Direction.Forward);
double num2 = CalculateAngle(previousPoint, currentPoint.Point, nextPoint.Point);
PointInfo nextPoint2 = item.GetNextPoint(Direction.Backward);
double num3 = CalculateAngle(previousPoint, currentPoint.Point, nextPoint2.Point);
if (num2 > num && !visitedPoints.Contains(nextPoint.Point))
{
num = num2;
result = nextPoint;
}
if (num3 > num && !visitedPoints.Contains(nextPoint2.Point))
{
num = num3;
result = nextPoint2;
}
}
return(result);
}
private PointInfo GetClosestPoint(PointF point, PointF[] points, GraphicsPath graphicsPath)
{
PointInfo result = default(PointInfo);
result.Points = points;
result.Path = graphicsPath;
double num = double.PositiveInfinity;
for (int i = 0; i < points.Length; i++)
{
double num2 = points[i].X - point.X;
double num3 = points[i].Y - point.Y;
double num4 = num2 * num2 + num3 * num3;
if (num4 < num)
{
result.Point = points[i];
result.Index = i;
num = num4;
}
}
return(result);
}