public static void RemovePointFromWire(Vec2 point, Dictionary <Vec2, List <DrawableObject> > connections, List <WireLine> wires, int i)
{
wires[i].RemoveConnections(connections);
Vec2 initialStart = wires[i].StartPoint;
Vec2 initialEnd = wires[i].EndPoint;
Vec2 startsEnd;
Vec2 endsStart;
var xpri = wires[i].IsHorizontal;
if (xpri)
{
if (wires[i].StartPoint.X > wires[i].EndPoint.X)
{
startsEnd = point + new Vec2(1, 0);
endsStart = point + new Vec2(-1, 0);
}
else
{
startsEnd = point + new Vec2(-1, 0);
endsStart = point + new Vec2(1, 0);
}
}
else
{
if (wires[i].StartPoint.Y > wires[i].EndPoint.Y)
{
startsEnd = point + new Vec2(0, 1);
endsStart = point + new Vec2(0, -1);
}
else
{
startsEnd = point + new Vec2(0, -1);
endsStart = point + new Vec2(0, 1);
}
}
if (point == wires[i].StartPoint)
{
wires[i] = new WireLine(endsStart, wires[i].EndPoint, wires[i].IsHorizontal);
wires[i].InsertAndAttach(wires, connections);
}
else if (point == wires[i].EndPoint)
{
wires[i] = new WireLine(wires[i].StartPoint, startsEnd, wires[i].IsHorizontal);
wires[i].InsertAndAttach(wires, connections);
}
else
{
var temp = wires[i].StartPoint;
wires[i] = new WireLine(endsStart, wires[i].EndPoint, wires[i].IsHorizontal);
wires[i].InsertAndAttach(wires, connections);
WireLine newWire = new WireLine(temp, startsEnd, xpri);
wires.Add(newWire);
newWire.InsertAndAttach(wires, connections);
}
}
/// <param name="eqThis">Point on this wire that is equal to eqThat</param>
/// <param name="chkThis">Point on this wire that may or may not be equal to chkThat</param>
/// <param name="eqThat">Point on taret wire that is equal to eqThis</param>
/// <param name="chkThat">Point on target wire that may or may not be equal to chkThis</param>
private bool runCases(Vec2 eqThis, Vec2 chkThis, Vec2 eqThat, Vec2 chkThat, Dictionary <Vec2, List <DrawableObject> > connections, List <WireLine> wires, int i, List <WireLine> createdWires)
{
//Wires are the same
if (chkThat == chkThis)
{
return(true);
}
//This wire is completely contained in that wire
if (chkThis.IsContainedIn(wires[i]))
{
return(true);
}
//This wire extends out of that wire
if (MathHelper.ManhattanDistance(chkThis, eqThat) < MathHelper.ManhattanDistance(chkThis, chkThat))
{
if (connections[eqThat].Count > 1)
{
//wires.Add(this);
//AddConnections(wires[wires.Count - 1], connections);
return(false);
}
wires[i].RemoveConnections(connections);
wires[i] = new WireLine(chkThis, chkThat, wires[i].IsHorizontal);
}
else
{
if (connections[chkThat].Count > 1)
{
//wires.Add(this);
//AddConnections(wires[wires.Count - 1], connections);
return(false);
}
wires[i].RemoveConnections(connections);
wires[i] = new WireLine(chkThis, eqThat, wires[i].IsHorizontal);
}
createdWires.AddRange(wires[i].InsertAndAttach(wires, connections));
return(true);
}
/// <summary>
/// Inserts wire into given list of wires, accounting for many cases such as a wire contained inside another wire,
/// a wire which intersects other wires, a wire which is an extension of another wire, etc.
/// At the end, it returns a list of references to the newly created wires.
/// Note: The original wire this function was run on might not end up being added into the wires list depending on the case,
/// so please only refer to the list of WireLines which are returned.
/// </summary>
public List <WireLine> InsertAndAttach(List <WireLine> wires, Dictionary <Vec2, List <DrawableObject> > connections)
{
List <WireLine> createdWires = new List <WireLine>();
wires.Remove(this);
bool fullyContained = false;
if (StartPoint == EndPoint)
{
//Check to see if this is a request to dot two wires together
for (int i = 0; i < wires.Count; i++)
{
if (StartPoint.IsContainedIn(wires[i]))
{
WireLine wire1 = new WireLine(StartPoint, wires[i].EndPoint, wires[i].IsHorizontal);
WireLine wire2 = new WireLine(wires[i].StartPoint, StartPoint, wires[i].IsHorizontal);
if (wire1.StartPoint != wire1.EndPoint && wire2.StartPoint != wire2.EndPoint)
{
wires[i].RemoveConnections(connections);
wires[i] = wire1;
var new1 = wires[i].InsertAndAttach(wires, connections);
wires.Add(wire2);
var new2 = wires[wires.Count - 1].InsertAndAttach(wires, connections);
createdWires.AddRange(new1);
createdWires.AddRange(new2);
}
else
{
//Refresh wire by tapping on it
wires[i].RemoveConnections(connections);
createdWires.AddRange(wires[i].InsertAndAttach(wires, connections));
}
return(createdWires);
}
}
return(createdWires);
}
for (int i = 0; i < wires.Count; i++)
{
if (!MathHelper.OnLine(this, wires[i]))
{
//If wirestart is contained in wires[i], split wires[i] into two wires
if (MathHelper.IsContainedIn(StartPoint, wires[i]))
{
WireLine wire1 = new WireLine(StartPoint, wires[i].EndPoint, wires[i].IsHorizontal);
WireLine wire2 = new WireLine(wires[i].StartPoint, StartPoint, wires[i].IsHorizontal);
//Both wires exist
if (wire1.StartPoint != wire1.EndPoint && wire2.StartPoint != wire2.EndPoint)
{
wires[i].RemoveConnections(connections);
//Temporarily add this wire as a validated wire, then split wires[i] and validate both splits
//before removing the temporary wire and revalidating this
AddConnections(connections);
wires.Add(this);
wires[i] = wire1;
createdWires.AddRange(wires[i].InsertAndAttach(wires, connections));
wires.Add(wire2);
createdWires.AddRange(wires[wires.Count - 1].InsertAndAttach(wires, connections));
wires.Remove(this);
RemoveConnections(connections);
createdWires.AddRange(this.InsertAndAttach(wires, connections));
return(createdWires);
}
}
//If wireend is contained in wires[i], split wires[i] into two wires
else if (MathHelper.IsContainedIn(EndPoint, wires[i]))
{
WireLine wire1 = new WireLine(EndPoint, wires[i].EndPoint, wires[i].IsHorizontal);
WireLine wire2 = new WireLine(wires[i].StartPoint, EndPoint, wires[i].IsHorizontal);
//Both wires exist
if (wire1.StartPoint != wire1.EndPoint && wire2.StartPoint != wire2.EndPoint)
{
wires[i].RemoveConnections(connections);
//Temporarily add this wire as a validated wire, then split wires[i] and validate both splits
//before removing the temporary wire and revalidating this
AddConnections(connections);
wires.Add(this);
wires[i] = wire1;
createdWires.AddRange(wires[i].InsertAndAttach(wires, connections));
wires.Add(wire2);
createdWires.AddRange(wires[wires.Count - 1].InsertAndAttach(wires, connections));
wires.Remove(this);
RemoveConnections(connections);
createdWires.AddRange(this.InsertAndAttach(wires, connections));
return(createdWires);
}
}
//If wires[i].wirestart is contained in this wire, split this wire into two wires
if (MathHelper.IsContainedIn(wires[i].StartPoint, this))
{
WireLine wire1 = new WireLine(wires[i].StartPoint, EndPoint, IsHorizontal);
WireLine wire2 = new WireLine(StartPoint, wires[i].StartPoint, IsHorizontal);
//Both wires exist
if (wire1.StartPoint != wire1.EndPoint && wire2.StartPoint != wire2.EndPoint)
{
wires.Add(wire1);
createdWires.AddRange(wire1.InsertAndAttach(wires, connections));
wires.Add(wire2);
createdWires.AddRange(wire2.InsertAndAttach(wires, connections));
return(createdWires);
}
}
//If wires[i].wireend is contained in this wire, split this wire into two wires
if (MathHelper.IsContainedIn(wires[i].EndPoint, this))
{
WireLine wire1 = new WireLine(wires[i].EndPoint, EndPoint, IsHorizontal);
WireLine wire2 = new WireLine(StartPoint, wires[i].EndPoint, IsHorizontal);
//Both wires exist
if (wire1.StartPoint != wire1.EndPoint && wire2.StartPoint != wire2.EndPoint)
{
wires.Add(wire1);
createdWires.AddRange(wire1.InsertAndAttach(wires, connections));
wires.Add(wire2);
createdWires.AddRange(wire2.InsertAndAttach(wires, connections));
return(createdWires);
}
}
continue;
}
//Cases where an start/end point matches with the target wire
if (checkMatchCases(connections, wires, i, createdWires))
{
return(createdWires);
}
//Cases where this wire is contained in the target wire
if (StartPoint.IsContainedIn(wires[i]))
{
//If both points of this wire are contained in the target wire
if (EndPoint.IsContainedIn(wires[i]))
{
fullyContained = true;
continue;
}
//Else
//Create a match case
Vec2 temp = StartPoint;
StartPoint = wires[i].StartPoint;
if (checkMatchCases(connections, wires, i, createdWires))
{
return(createdWires);
}
StartPoint = temp;
continue;
}
if (EndPoint.IsContainedIn(wires[i]))
{
//Create a match case
Vec2 temp = EndPoint;
EndPoint = wires[i].EndPoint;
if (checkMatchCases(connections, wires, i, createdWires))
{
return(createdWires);
}
EndPoint = temp;
continue;
}
//Cases where the target wire is contained in this wire
if (wires[i].StartPoint.IsContainedIn(this) && wires[i].EndPoint.IsContainedIn(this))
{
//Split wire in two and validate both sides
int startDist = MathHelper.ManhattanDistance(wires[i].StartPoint, StartPoint);
int endDist = MathHelper.ManhattanDistance(wires[i].EndPoint, StartPoint);
if (startDist < endDist)
{
WireLine toStart = new WireLine(StartPoint, wires[i].StartPoint, wires[i].IsHorizontal);
WireLine toEnd = new WireLine(EndPoint, wires[i].EndPoint, wires[i].IsHorizontal);
wires.Add(toStart);
createdWires.AddRange(toStart.InsertAndAttach(wires, connections));
wires.Add(toEnd);
createdWires.AddRange(toEnd.InsertAndAttach(wires, connections));
}
else
{
WireLine toStart = new WireLine(EndPoint, wires[i].StartPoint, wires[i].IsHorizontal);
WireLine toEnd = new WireLine(StartPoint, wires[i].EndPoint, wires[i].IsHorizontal);
wires.Add(toStart);
createdWires.AddRange(toStart.InsertAndAttach(wires, connections));
wires.Add(toEnd);
createdWires.AddRange(toEnd.InsertAndAttach(wires, connections));
}
return(createdWires);
}
}
if (fullyContained)
{
return(createdWires);
}
wires.Add(this);
wires[wires.Count - 1].AddConnections(connections);
createdWires.Add(this);
return(createdWires);
}