public LayoutPos GetLayoutPos(Angle A)
{
var lw = TargetProcess.PositionerX(CodeX <Distance> .From(TargetProcess.Width / 2 + Width / 2), CodeY <Distance> .From(TargetProcess.Height / 2 + Height / 2));
var lh = TargetProcess.PositionerY(CodeX <Distance> .From(TargetProcess.Width / 2 + Width / 2), CodeY <Distance> .From(TargetProcess.Height / 2 + Height / 2));
var lpos = TargetProcess.GetLayoutPos(); // Parts Location
var lois = GeoEu.GetLocationOfInscribedSquareInCircle(A); // Connector Location Unit (0.7 times)
return(LayoutPos.From(
lpos.X // Parts Location
+ lw * MathUtil.Root2 // R (Circle of the four vertices）
* lois.X, // Location of inscribed square in circle
lpos.Y // Parts Location
+ lh * MathUtil.Root2 // R (Circle of the four vertices）
* lois.Y // Location of inscribed square in circle
));
}
/// <summary>
/// Visualize
/// </summary>
/// <param name="dp"></param>
public override void Draw(DrawProperty dp)
{
// Connector grip size
var lcsz = LayoutSize.From(PositionerX(CodeX <Distance> .From(Width), null), PositionerY(null, CodeY <Distance> .From(Height)));
var scsz = ScreenSize.From(dp.Pane, lcsz);
// Process Size
var spsz0 = ScreenSize.From(dp.Pane, LayoutSize.From(PositionerX(CodeX <Distance> .From(ProcessFrom.Width), null), PositionerY(null, CodeY <Distance> .From(ProcessFrom.Height))));
var spsz1 = ScreenSize.From(dp.Pane, LayoutSize.From(PositionerX(CodeX <Distance> .From(ProcessTo.Width), null), PositionerY(null, CodeY <Distance> .From(ProcessTo.Height))));
var sc0 = ProcessFrom.GetScreenPos(dp.Pane);
var sc1 = ProcessTo.GetScreenPos(dp.Pane);
_angle0 = GeoEu.Angle(sc0.X.Sx, sc0.Y.Sy, sc1.X.Sx, sc1.Y.Sy);
var k0 = GeoEu.GetLocationOfInscribedSquareInCircle(_angle0);
var sr0 = ScreenRect.FromCS(ScreenPos.From(sc0.X + k0.X * (spsz0.Width + scsz.Width) / MathUtil.Root2, sc0.Y + -k0.Y * (spsz0.Height + scsz.Height) / MathUtil.Root2), scsz);
var a1 = GeoEu.Angle(sc1.X.Sx, sc1.Y.Sy, sc0.X.Sx, sc0.Y.Sy);
var k1 = GeoEu.GetLocationOfInscribedSquareInCircle(a1);
var sr1 = ScreenRect.FromCS(ScreenPos.From(sc1.X + k1.X * (spsz1.Width + scsz.Width) / MathUtil.Root2, sc1.Y + -k1.Y * (spsz1.Height + scsz.Height) / MathUtil.Root2), scsz);
_p0 = sr0.C + ScreenPos.From(k0.X * sr0.Width / MathUtil.Root2, -k0.Y * sr0.Height / MathUtil.Root2);
_p1 = sr1.C;
// from: on the grip edge
switch (State)
{
case States.SELECTING:
dp.Graphics.DrawLine(_(_p0), _(_p1), Colors.Red);
break;
case States.HOVER:
dp.Graphics.DrawLine(_(_p0), _(_p1), Colors.Cyan);
break;
default:
dp.Graphics.DrawLine(_(_p0), _(_p1), Colors.White);
break;
}
dp.Graphics.DrawRectangle(_(sr0), Colors.White);
dp.Graphics.FillRectangle(_(sr1), Colors.White);
}