// This sets new start vertex
public void SetStartVertex(Vertex v)
{
if (map == General.Map.Map)
{
General.Map.UndoRedo.RecRefLinedefStart(this);
}
// Change start
if (startvertexlistitem != null)
{
start.DetachLinedefP(startvertexlistitem);
}
startvertexlistitem = null;
start = v;
if (start != null)
{
startvertexlistitem = start.AttachLinedefP(this);
}
this.updateneeded = true;
}
// This sets new end vertex
public void SetEndVertex(Vertex v)
{
if (map == General.Map.Map)
{
General.Map.UndoRedo.RecRefLinedefEnd(this);
}
// Change end
if (endvertexlistitem != null)
{
end.DetachLinedefP(endvertexlistitem);
}
endvertexlistitem = null;
end = v;
if (end != null)
{
endvertexlistitem = end.AttachLinedefP(this);
}
this.updateneeded = true;
}
// Constructor
internal Linedef(MapSet map, int listindex, Vertex start, Vertex end)
{
// Initialize
this.map = map;
this.listindex = listindex;
this.updateneeded = true;
this.args = new int[NUM_ARGS];
this.flags = new Dictionary <string, bool>();
// Attach to vertices
this.start = start;
this.startvertexlistitem = start.AttachLinedefP(this);
this.end = end;
this.endvertexlistitem = end.AttachLinedefP(this);
if (map == General.Map.Map)
{
General.Map.UndoRedo.RecAddLinedef(this);
}
// We have no destructor
GC.SuppressFinalize(this);
}