/// <summary>
/// Divide <c>CircularArcSegment2D</c> on straight lines polygon.
/// </summary>
/// <param name="start">The start point of segment.</param>
/// <param name="source">The segment to discretization.</param>
/// <param name="target">The <c>Region2D</c> as target of discretization.</param>
public void Discretize(Point start, ISegment2D source, IPolygon2D target)
{
CircularArcSegment2D segment = source as CircularArcSegment2D;
// The angle in degrees
double totalAngle = Math.Abs(segment.GetAngle(ref start));
if (angle < totalAngle || this.numberOfTiles > 1)
{
int numberOfTiles = Math.Max((int)Math.Ceiling(totalAngle / angle), this.numberOfTiles);
double deltaAngle = totalAngle / numberOfTiles * segment.IsCounterClockwise(ref start);
Matrix mat = new Matrix();
Point centre = segment.GetCentre(ref start);
for (int i = 1; i < numberOfTiles; ++i)
{
mat.RotateAt(deltaAngle, centre.X, centre.Y);
target.Add(mat.Transform(start));
}
}
target.Add(segment.EndPoint);
}
/// <summary>
/// Copies the source into a new instance of <c>CircularArcSegment2D</c>.
/// </summary>
/// <param name="source">The source.</param>
public CircularArcSegment2D(CircularArcSegment2D source)
{
EndPoint = source.EndPoint;
Point = source.Point;
}
