protected override void PlaceObjects(IEnumerable <Dependency> dependencies)
{
IEnumerable <Item> items = dependencies.SelectMany(e => new[] { e.UsingItem, e.UsedItem }).Distinct();
double deltaAngle = 2 * Math.PI / items.Count();
Func <int, double> r =
items.Any(i => i.Name.StartsWith("star")) ? i => 100.0 + (i % 2 == 0 ? 60 : 0)
: items.Any(i => i.Name.StartsWith("spiral")) ? (Func <int, double>)(i => 80.0 + 20 * i)
: /*circle*/ i => 100;
int n = 0;
var boxes = new Dictionary <Item, IBox>();
foreach (var i in items)
{
int k = n++;
double phi = k * deltaAngle;
// Define position in polar coordinates with origin, radius (r) and angle (ohi).
var pos = new VariableVector("pos_" + k, Solver, r(k) * Math.Sin(phi), r(k) * Math.Cos(phi));
boxes[i] = Box(pos, i.Name, B(i.Name).Restrict(F(null, 15), F(null, 15)), borderWidth: 2);
}
foreach (var d in dependencies)
{
IBox from = boxes[d.UsingItem];
IBox to = boxes[d.UsedItem];
if (d.Ct > 0 && !Equals(d.UsingItem, d.UsedItem))
{
Arrow(from.GetBestConnector(to.Center), to.GetBestConnector(from.Center), 1, text: "#=" + d.Ct, textLocation: 0.2);
}
}
}
public void TestSingleAnchor()
{
CreateAndRender(r => {
IBox box = r.Box(r.F(100, 100), "B", r.F(70, 200),
borderWidth: 10, textFont: new Font(FontFamily.GenericSansSerif, 20));
VariableVector far = r.F(300, 400);
r.Arrow(box.Center, far, width: 5, color: Color.Blue); // center to far point
r.Arrow(box.Center, r.F(400, 400), width: 2, color: Color.Green); // 45° diagonal from center
r.Arrow(box.GetBestConnector(far), far, width: 10, color: Color.Brown); // anchor to far point
}, new GlobalContext());
}
private void ArrowToInterfaceBox(IBox fromBox, IBox toBox, VariableVector fromPos, Dependency d, string prefix)
{
VariableVector toPos = toBox.GetBestConnector(fromPos).WithYOf(fromPos);
fromPos = fromBox.GetBestConnector(toPos).WithYOf(fromPos);
Arrow(fromPos, toPos, 1, color: d.NotOkCt > 0 ? Color.Red :
d.QuestionableCt > 0 ? Color.Blue : Color.Black, text: prefix + "#=" + d.Ct,
textLocation: -20, textFont: _lineFont, fixingOrder: 2, edgeInfo: d.ExampleInfo);
toBox.UpperLeft.MinY(fromPos.Y + 5);
toBox.LowerLeft.MaxY(fromPos.Y - toBox.TextBox.Y);
}