public RadialController(MeshFilter meshFilter, RadialType type, bool isFolding) : base(meshFilter)
{
IsFolding = isFolding;
_type = type;
FillModels();
ProcessDirection();
_unfoldRadius = _type == RadialType.Inward? _unfoldDirection.Min:_unfoldDirection.Max;
}
public static Point GetCenterPosition(RadialType type, Size finalSize, double minAngle, double maxAngle, SweepDirection sweepDir)
{
//get the quadrants of the limits
int q1 = GetQuadrant(minAngle);
int q2 = GetQuadrant(maxAngle);
if (sweepDir == SweepDirection.Counterclockwise)
{
q1++; q2++;
if (q1 > 4) q1 = 1;
if (q2 > 4) q2 = 1;
}
else
{
//q2->q4 and q4->q2
if (q1 % 2 == 0) q1 = 6 - q1;
if (q2 % 2 == 0) q2 = 6 - q2;
}
//calculate the difference
int diff = q2 - q1;
if (Math.Abs(diff) == 0)
{//quarter possibility
if (type == RadialType.Quadrant)
{
return GetCenterForQuadrant(q2, finalSize);
}
else if (type == RadialType.Semicircle)
{
if (q1 == 1 || q1 == 2)
return new Point(finalSize.Width / 2, finalSize.Height);
else
return new Point(finalSize.Width / 2, 0);
}
else
{
//full circle
return new Point(finalSize.Width / 2, finalSize.Height / 2);
}
}
else if (Math.Abs(diff) == 1 || (Math.Abs(diff)==3 && (maxAngle-minAngle)<=180))
{//semicircle possibility
if (type == RadialType.Quadrant || type == RadialType.Semicircle)
{
return GetCenterForSemicircle(q1, q2, finalSize);
}
else
{
//full circle
return new Point(finalSize.Width / 2, finalSize.Height / 2);
}
}
else
{
//full circle
return new Point(finalSize.Width / 2, finalSize.Height / 2);
}
}
public static double GetRadius(RadialType type, Size finalSize, double minAngle, double maxAngle, SweepDirection sweepDir)
{
//get the quadrants of the limits
int q1 = GetQuadrant(minAngle);
int q2 = GetQuadrant(maxAngle);
if (sweepDir == SweepDirection.Counterclockwise)
{
q1++; q2++;
if (q1 > 4)
{
q1 = 1;
}
if (q2 > 4)
{
q2 = 1;
}
}
else
{
//q2->q4 and q4->q2
if (q1 % 2 == 0)
{
q1 = 6 - q1;
}
if (q2 % 2 == 0)
{
q2 = 6 - q2;
}
}
//calculate the difference
int diff = q2 - q1;
if (Math.Abs(diff) == 0)
{//quarter possibility
if (type == RadialType.Quadrant)
{
return(Math.Min(finalSize.Width, finalSize.Height));
}
else if (type == RadialType.Semicircle)
{
return(finalSize.Height);
}
else
{//full circle
return(Math.Min(finalSize.Width / 2, finalSize.Height / 2));
}
}
else if (Math.Abs(diff) == 1 || (Math.Abs(diff) == 3 && (maxAngle - minAngle) <= 180))
{//semicircle possibility
if (type == RadialType.Quadrant || type == RadialType.Semicircle)
{
return(GetRadiusForSemicircle(q1, q2, finalSize));
}
else
{//full circle
return(Math.Min(finalSize.Width / 2, finalSize.Height / 2));
}
}
else
{//full circle
return(Math.Min(finalSize.Width / 2, finalSize.Height / 2));
}
}
