Golang NodeIf.InPorts方法代码示例

func CreateXmlIONodePosHint(n bh.NodeIf, path string) (xmln *backend.XmlNodePosHint) {
	if len(path) == 0 {
		xmln = backend.XmlNodePosHintNew(n.Name())
	} else {
		xmln = backend.XmlNodePosHintNew(fmt.Sprintf("%s/%s", path, n.Name()))
	}
	empty := image.Point{}
	for _, p := range n.PathList() {
		for _, m := range gr.ValidModes {
			xmlp := string(gr.CreatePathMode(p, m))
			pos := n.PathModePosition(p, m)
			if pos != empty {
				xmln.Entry = append(xmln.Entry, *backend.XmlModeHintEntryNew(xmlp, pos.X, pos.Y))
			}
		}
	}
	for _, p := range n.InPorts() {
		xmlp := backend.XmlPortPosHintNew(p.Name())
		xmlp.Entry = freesp.CreateXmlModePosition(p).Entry
		xmln.InPorts = append(xmln.InPorts, *xmlp)
	}
	for _, p := range n.OutPorts() {
		xmlp := backend.XmlPortPosHintNew(p.Name())
		xmlp.Entry = freesp.CreateXmlModePosition(p).Entry
		xmln.OutPorts = append(xmln.OutPorts, *xmlp)
	}
	return
}

func IsProcessingNode(n bh.NodeIf) bool {
	if len(n.InPorts()) == 0 {
		return false
	}
	if len(n.OutPorts()) == 0 {
		return false
	}
	return true
}

func CreateXmlProcessingNode(n bh.NodeIf) *backend.XmlProcessingNode {
	ret := backend.XmlProcessingNodeNew(n.Name(), n.ItsType().TypeName())
	for _, p := range n.InPorts() {
		ret.InPort = append(ret.InPort, *CreateXmlInPort(p))
	}
	for _, p := range n.OutPorts() {
		ret.OutPort = append(ret.OutPort, *CreateXmlOutPort(p))
	}
	return ret
}

func mapelemNew(n bh.NodeIf, nId bh.NodeIdIf, p pf.ProcessIf, mapping mp.MappingIf) (m *mapelem) {
	m = &mapelem{*gr.ModePositionerObjectNew(), n, nId, p, mapping, false,
		make([]gr.ModePositionerObject, len(n.InPorts())),
		make([]gr.ModePositionerObject, len(n.OutPorts()))}
	for i := 0; i < len(m.inports); i++ {
		m.inports[i] = *gr.ModePositionerObjectNew()
	}
	for i := 0; i < len(m.outports); i++ {
		m.outports[i] = *gr.ModePositionerObjectNew()
	}
	return
}

func CreateXmlOutputNode(n bh.NodeIf) *backend.XmlOutputNode {
	tName := n.ItsType().TypeName()
	if strings.HasPrefix(tName, "autoOutputNodeType-") {
		tName = ""
	}
	ret := backend.XmlOutputNodeNew(n.Name(), tName)
	if n.(*node).portlink != nil {
		ret.NPort = n.(*node).portlink.Name()
	}
	for _, p := range n.InPorts() {
		ret.InPort = append(ret.InPort, *CreateXmlInPort(p))
	}
	return ret
}

func (t *signalGraphType) addNode(n bh.NodeIf) error {
	if len(n.InPorts()) > 0 {
		if len(n.OutPorts()) > 0 {
			t.processingNodes = append(t.processingNodes, n.(*node))
		} else {
			t.outputNodes = append(t.outputNodes, n.(*node))
		}
	} else {
		if len(n.OutPorts()) > 0 {
			t.inputNodes = append(t.inputNodes, n.(*node))
		} else {
			return fmt.Errorf("signalGraphType.AddNode error: node has no ports")
		}
	}
	t.nodes.Append(n.(*node))
	return nil
}

func NodeNew(getPositioner GetPositioner, n bh.NodeIf, nId bh.NodeIdIf) (ret *Node) {
	positioner := getPositioner(nId)
	pos := positioner.Position()
	dy := NumericOption(PortDY)
	box := image.Rect(pos.X, pos.Y, pos.X+global.nodeWidth, pos.Y+global.nodeHeight+numPorts(n)*dy)
	config := DrawConfig{ColorInit(ColorOption(NodeNormal)),
		ColorInit(ColorOption(NodeHighlight)),
		ColorInit(ColorOption(NodeSelected)),
		ColorInit(ColorOption(BoxFrame)),
		ColorInit(ColorOption(Text)),
		image.Point{global.padX, global.padY}}
	ret = &Node{NamedBoxObjectInit(box, config, n), n, positioner, nil, -1}
	ret.RegisterOnHighlight(func(hit bool, pos image.Point) bool {
		return ret.onHighlight(hit, pos)
	})
	ret.RegisterOnSelect(func() bool {
		return ret.onSelect()
	}, func() bool {
		return ret.onDeselect()
	})
	portBox := image.Rect(0, 0, global.portW, global.portH)
	portBox = portBox.Add(box.Min)
	shiftIn := image.Point{global.padX + global.portX0, global.padY + global.portY0}
	shiftOut := image.Point{box.Size().X - global.padX - global.portW - global.portX0, global.padY + global.portY0}
	b := portBox.Add(shiftIn)
	for _, p := range n.InPorts() {
		p := PortNew(b, p)
		ret.ports = append(ret.ports, p)
		b = b.Add(image.Point{0, global.portDY})
	}
	b = portBox.Add(shiftOut)
	for _, p := range n.OutPorts() {
		p := PortNew(b, p)
		ret.ports = append(ret.ports, p)
		b = b.Add(image.Point{0, global.portDY})
	}
	return
}

func (t *nodeType) treeRemoveObject(tree tr.TreeIf, cursor tr.Cursor) (removed []tr.IdWithObject) {
	parentId := tree.Parent(cursor)
	if t != tree.Object(parentId) {
		log.Fatal("nodeType.RemoveObject error: not removing child of mine.")
	}
	obj := tree.Object(cursor)
	switch obj.(type) {
	case bh.ImplementationIf:
		impl := obj.(bh.ImplementationIf)
		if impl.ImplementationType() == bh.NodeTypeGraph {
			// TODO: This is redundant with implementation.go
			// Simply remove all nodes? Do not traverse a modifying list...
			// Removed Input- and Output nodes are NOT stored (they are
			// created automatically when adding the implementation graph).
			// Return all removed edges ...
			for _, n := range impl.Graph().Nodes() {
				nCursor := tree.Cursor(n)
				for _, p := range n.OutPorts() {
					pCursor := tree.CursorAt(nCursor, p)
					for index, c := range p.Connections() {
						conn := p.Connection(c)
						removed = append(removed, tr.IdWithObject{pCursor.Path, index, conn})
					}
				}
			}
			// ... and processing nodes
			for _, n := range impl.Graph().ProcessingNodes() {
				nCursor := tree.Cursor(n)
				gCursor := tree.Parent(nCursor)
				nIndex := gCursor.Position
				removed = append(removed, tr.IdWithObject{nCursor.Path, nIndex, n})
			}
		}

	case bh.PortTypeIf:
		nt := obj.(bh.PortTypeIf)
		for _, impl := range t.Implementation() {
			if impl.ImplementationType() == bh.NodeTypeGraph {
				// Remove and store all edges connected to the nodes linked to the outer ports
				g := impl.Graph().(*signalGraphType)
				var n bh.NodeIf
				if nt.Direction() == gr.InPort {
					n = g.findInputNodeFromPortType(nt)
				} else {
					n = g.findOutputNodeFromPortType(nt)
				}
				if n == nil {
					log.Fatalf("nodeType.RemoveObject error: invalid implementation...\n")
				}
				nCursor := tree.CursorAt(parentId, n)
				for _, p := range n.InPorts() {
					pCursor := tree.CursorAt(nCursor, p)
					for _, c := range p.Connections() {
						conn := p.Connection(c)
						removed = append(removed, tr.IdWithObject{pCursor.Path, -1, conn})
					}
				}
				for _, p := range n.OutPorts() {
					pCursor := tree.CursorAt(nCursor, p)
					for _, c := range p.Connections() {
						conn := p.Connection(c)
						removed = append(removed, tr.IdWithObject{pCursor.Path, -1, conn})
					}
				}
				// Remove (but dont store) the nodes linked to the outer ports:
				tree.Remove(nCursor)
			}
		}

	default:
		log.Fatalf("nodeType.RemoveObject error: invalid type %T\n", obj)
	}
	return
}

func ExpandedNodeNew(getPositioner GetPositioner, userObj bh.NodeIf, nId bh.NodeIdIf) (ret *ExpandedNode) {
	positioner := getPositioner(nId)
	pos := positioner.Position()
	path := nId.String()
	config := DrawConfig{ColorInit(ColorOption(NormalExpandedNode)),
		ColorInit(ColorOption(HighlightExpandedNode)),
		ColorInit(ColorOption(SelectExpandedNode)),
		ColorInit(ColorOption(BoxFrame)),
		ColorInit(ColorOption(Text)),
		image.Point{global.padX, global.padY}}
	cconfig := ContainerConfig{expandedPortWidth, expandedPortHeight, 120, 80}
	// Add children
	var g bh.SignalGraphTypeIf
	nt := userObj.ItsType()
	for _, impl := range nt.Implementation() {
		if impl.ImplementationType() == bh.NodeTypeGraph {
			g = impl.Graph()
			break
		}
	}
	var children []ContainerChild
	if g != nil {
		empty := image.Point{}
		first := image.Point{16, 32}
		shift := image.Point{16, 16}
		for i, n := range g.ProcessingNodes() {
			var ch ContainerChild
			var mode gr.PositionMode
			if n.Expanded() {
				mode = gr.PositionModeExpanded
			} else {
				mode = gr.PositionModeNormal
			}
			proxy := gr.PathModePositionerProxyNew(n)
			proxy.SetActivePath(path)
			proxy.SetActiveMode(mode)
			log.Printf("ExpandedNodeNew TODO: position of child nodes. path=%s, mode=%v\n", path, mode)
			chpos := proxy.Position()
			if chpos == empty {
				chpos = pos.Add(first.Add(shift.Mul(i)))
				proxy.SetPosition(chpos)
			}
			id := freesp.NodeIdNew(nId, n.Name())
			if n.Expanded() {
				ch = ExpandedNodeNew(getPositioner, n, id)
			} else {
				ch = NodeNew(getPositioner, n, id)
			}
			children = append(children, ch)
		}
	}
	ret = &ExpandedNode{ContainerInit(children, config, userObj, cconfig),
		userObj, positioner, nil, nil}
	ret.ContainerInit()
	empty := image.Point{}
	config = DrawConfig{ColorInit(ColorOption(InputPort)),
		ColorInit(ColorOption(HighlightInPort)),
		ColorInit(ColorOption(SelectInPort)),
		ColorInit(ColorOption(BoxFrame)),
		Color{},
		image.Point{}}
	for i, p := range userObj.InPorts() {
		pos := p.ModePosition(gr.PositionModeExpanded)
		if pos == empty {
			pos = ret.CalcInPortPos(i)
		}
		positioner := gr.ModePositionerProxyNew(p, gr.PositionModeExpanded)
		ret.AddPort(config, p, positioner)
	}
	config = DrawConfig{ColorInit(ColorOption(OutputPort)),
		ColorInit(ColorOption(HighlightOutPort)),
		ColorInit(ColorOption(SelectOutPort)),
		ColorInit(ColorOption(BoxFrame)),
		Color{},
		image.Point{}}
	for i, p := range userObj.OutPorts() {
		pos := p.ModePosition(gr.PositionModeExpanded)
		if pos == empty {
			pos = ret.CalcOutPortPos(i)
		}
		positioner := gr.ModePositionerProxyNew(p, gr.PositionModeExpanded)
		ret.AddPort(config, p, positioner)
	}
	for _, n := range g.ProcessingNodes() {
		from, ok := ret.ChildByName(n.Name())
		if !ok {
			log.Printf("ExpandedNodeNew error: node %s not found\n", n.Name())
			continue
		}
		for _, p := range n.OutPorts() {
			fromId := from.OutPortIndex(p.Name())
			for _, c := range p.Connections() {
				to, ok := ret.ChildByName(c.Node().Name())
				if ok {
					toId := to.InPortIndex(c.Name())
					ret.connections = append(ret.connections, ConnectionNew(from, to, fromId, toId))
				} else {
					portname, ok := c.Node().PortLink()
					if !ok {
						log.Printf("ExpandedNodeNew error: output node %s not linked\n", c.Node().Name())
//.........这里部分代码省略.........