public Curve( float x, float y, float width, float height, Angle angle = default(Angle), float startAngle = 0, float endAngle = 0,
CurveType type = CurveType.Pie, bool assignID = true) : this()
{
EllipseData data = new EllipseData(x, y, width, height, angle);
if (type.SweepAngle())
Initialize(startAngle, endAngle + startAngle, data, type, assignID, default(PointF), null);
else
Initialize(startAngle, endAngle, data, type, assignID, default(PointF), null);
}
void Initialize(float x, float y, float width, float height, float arcstart, float arcEnd, bool isArc, Angle angle = default(Angle))
{
Bounds = Factory.newRectangleF(x, y, width, height);
StartAngle = arcstart;
EndAngle = arcEnd;
ei = new EllipseData(x, y, width, height, angle);
IsArc = isArc;
points = GetBezierArcPoints(this);
ID = Factory.NewID(Name);
}
void Initialize(float startAngle, float endAngle, EllipseData data, CurveType type, bool assignID, PointF c = default(PointF), ICurve attachedCurve = null)
{
AttachedCurve = attachedCurve;
this.data = data;
List1 = new HashSet<float>();
List2 = new HashSet<float>();
if (assignID)
ID = Factory.NewID(Name);
if (startAngle == 0 && endAngle == 0)
return;
var StartAngle = startAngle;
var EndAngle = endAngle;
var autoCenter = !c.Valid;
var eAngle = autoCenter ? data.Angle : default(Angle);
if (autoCenter)
c = new PointF(data.Cx, data.Cy);
if (!autoCenter && data.Angle.Valid)
c = data.Angle.Rotate(c, true);
var a = Geometry.GetEllipsePoint(StartAngle, c.X, c.Y, data.Rx, data.Ry, eAngle, true);
var b = Geometry.GetEllipsePoint(EndAngle, c.X, c.Y, data.Rx, data.Ry, eAngle, true);
PointF m, p;
var move = -Math.Max(data.Rx, data.Ry);
p = Geometry.MoveLine(a, c, move);
if (this.EllipseInterception(p, c, out _, out m, false))
a = m.Valid ? m : a;
p = Geometry.MoveLine(b, c, move);
if (this.EllipseInterception(p, c, out _, out m, false))
b = m.Valid ? m : b;
ai = Factory.newArcCut(type, startAngle, endAngle, a, b, c, UseArcLine, AttachedCurve);
}
public EllipseData(IRectangleF rc, EllipseData original) :
this(rc.X, rc.Y, rc.Width, rc.Height, original.Angle)
{
}
void Initialize(int x, int y, int width, int height, Angle angle = default(Angle))
{
ei = new EllipseData(x, y, width, height, angle);
Bounds = Factory.newRectangleF(x, y, width, height);
ID = Factory.NewID(Name);
}