Exemplo n.º 1
0
func (t *nodeType) treeNewObject(tree tr.TreeIf, cursor tr.Cursor, obj tr.TreeElementIf) (newCursor tr.Cursor) {
	switch obj.(type) {
	case bh.ImplementationIf:
		cursor.Position = len(t.Implementation()) - 1
		newCursor = tree.Insert(cursor)
		obj.(bh.ImplementationIf).AddToTree(tree, newCursor)

	case bh.PortTypeIf:
		pt := obj.(bh.PortTypeIf)
		newCursor = tree.Insert(cursor)
		pt.AddToTree(tree, newCursor)
		for _, impl := range t.Implementation() {
			if impl.ImplementationType() == bh.NodeTypeGraph {
				// bh.NodeIf linked to outer port
				g := impl.Graph().(*signalGraphType)
				var n bh.NodeIf
				index := -len(t.Implementation())
				if pt.Direction() == gr.InPort {
					n = g.findInputNodeFromPortType(pt)
					if cursor.Position == tr.AppendCursor {
						index += len(g.InputNodes())
					}
				} else {
					n = g.findOutputNodeFromPortType(pt)
					if cursor.Position == tr.AppendCursor {
						index += len(g.InputNodes()) + len(g.OutputNodes())
					}
				}
				if n == nil {
					log.Fatalf("nodeType.AddNewObject error: invalid implementation...\n")
				}
				if cursor.Position != tr.AppendCursor {
					index += cursor.Position
				}
				gCursor := tree.CursorAt(cursor, impl)
				gCursor.Position = index
				n.AddToTree(tree, tree.Insert(gCursor))
			}
		}

	default:
		log.Fatalf("nodeType.AddNewObject error: invalid type %T\n", obj)
	}
	return
}
Exemplo n.º 2
0
func (t *signalGraphType) treeAddNewObject(tree tr.TreeIf, cursor tr.Cursor, n bh.NodeIf) (newCursor tr.Cursor) {
	newCursor = tree.Insert(cursor)
	n.AddToTree(tree, newCursor)
	return
}