private void setLineSelection(LinkLineNode node, bool selected)
{
if (node != null)
{
if (selected)
{
node.SelectLine(selected);
}
else
{
bool bCanDeSelect = true;
if (_selectedLine != null)
{
if (_selectedLine.IsOnTheLine(node))
{
bCanDeSelect = false;
}
}
if (bCanDeSelect)
{
node.SelectLine(selected);
}
}
}
}
private LinkLineNode HitTest(int x, int y)
{
LinkLineNode nodeTest = null;
for (int i = 0; i < Controls.Count; i++)
{
LinkLineNode node = Controls[i] as LinkLineNode;
if (node != null)
{
if (nodeTest == null)
{
if (node.HitTest(x, y))
{
nodeTest = node;
}
else
{
setLineSelection(node, false);
}
}
else
{
setLineSelection(node, false);
}
}
}
return(nodeTest);
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
LinkLineNode nodeTest = HitTest(e.X, e.Y);
if (nodeTest != null)
{
this.Cursor = Cursors.Hand;
nodeTest.SelectLine(true);
}
else
{
this.Cursor = Cursors.Default;
}
if (!bMouseIn)
{
bMouseIn = true;
for (int i = 0; i < Controls.Count; i++)
{
ActiveDrawing ad = Controls[i] as ActiveDrawing;
if (ad != null)
{
ad.FireOnLeave(e);
}
}
}
}
protected override void OnApply(LinkLineNode node)
{
LinkLineNode node1 = GetLineNode(_node1);
LinkLineNode node2 = GetLineNode(_node2);
LinkLineNode start = (LinkLineNode)node1.PrevNode;
LinkLineNode end = (LinkLineNode)node2.NextNode;
node1.ClearLine();
node2.ClearLine();
node.Parent.Controls.Remove(node1);
node.Parent.Controls.Remove(node2);
start.SetNext(end);
end.SetPrevious(start);
if (start.Line == null)
{
start.CreateForwardLine();
}
else
{
end.CreateBackwardLine();
}
if (start.LinkedOutPort != null)
{
if (end.LinkedInPort != null)
{
start.LinkedOutPort.LinkedPortID = end.LinkedInPort.PortID;
end.LinkedInPort.LinkedPortID = start.LinkedOutPort.PortID;
}
}
ActiveDrawing.RefreshControl(node.Parent);
}
protected override List <Control> GetRelatedControls()
{
List <Control> ctrls = base.GetRelatedControls();
if (_firerPort != null)
{
LinkLineNode l = _firerPort;
ctrls.Add(l);
if (_firerPort.Label != null && _firerPort.Label.Parent != null)
{
ctrls.Add(_firerPort.Label);
}
l = l.NextNode as LinkLineNode;
while (l != null)
{
LinkLineNodePort p = l as LinkLineNodePort;
if (p != null && p.Label != null && p.Label.Parent != null)
{
ctrls.Add(p.Label);
}
ctrls.Add(l);
l = l.NextNode as LinkLineNode;
}
}
return(ctrls);
}
public void CreateViewer(MathNodeRoot item)
{
MathExpViewer mv = holder.AddMathViewer(item, 50, 50);
ReturnIcon ri = holder.CreateReturnIcon(item.DataType);
LinkLineNode.JoinToEnd((LinkLineNode)mv.OutputPorts[0].NextNode, ri.InPort);
}
protected override void OnPaint(PaintEventArgs e)
{
for (int i = 0; i < Controls.Count; i++)
{
LinkLineNode node = Controls[i] as LinkLineNode;
if (node != null)
{
node.DrawLine(e.Graphics);
}
}
}
protected override void OnMouseDoubleClick(MouseEventArgs e)
{
base.OnMouseDoubleClick(e);
LinkLineNode nodeTest = HitTest(e.X, e.Y);
if (nodeTest != null)
{
nodeTest.SelectLine(true);
nodeTest.InsertNode(e.X, e.Y);
}
}
public void Apply()
{
bool b = _host.DisableUndo;
_host.DisableUndo = true;
LinkLineNode c = GetLineNode(_nodeKey);
if (c != null)
{
OnApply(c);
}
_host.DisableUndo = b;
}
/// <summary>
/// create action components and make port links
/// </summary>
/// <param name="designer"></param>
public override bool LoadToDesigner(List <UInt32> used, MethodDiagramViewer designer)
{
if (designer.LoadAction(this))
{
if (_ifActions != null)
{
if (_ifActions.LoadToDesigner(used, designer))
{
//make port link
if (this.OutPortList[0].LinkedInPort == null)
{
LinkLineNode end = this.OutPortList[0].End;
ActionPortIn pi = _ifActions.GetInPort(this.OutPortList[0].LinkedPortID, this.OutPortList[0].LinkedPortInstanceID);
if (pi == null)
{
throw new MathException("Out port {0} is linked to [{1},{2}] of Branch {3}; but [{1},{2}] is not among the in-ports of the branch", this.OutPortList[0].PortID, this.OutPortList[0].LinkedPortID, this.OutPortList[0].LinkedPortInstanceID, _ifActions.BranchId);
}
LinkLineNode start = pi.Start;
end.SetNext(start);
start.SetPrevious(end);
}
}
}
if (_elseActions != null)
{
if (_elseActions.LoadToDesigner(used, designer))
{
//make port link
if (this.OutPortList[1].LinkedInPort == null)
{
LinkLineNode end = this.OutPortList[1].End;
ActionPortIn pi = _elseActions.GetInPort(this.OutPortList[1].LinkedPortID, this.OutPortList[1].LinkedPortInstanceID);
if (pi == null)
{
throw new MathException("Out port {0} is linked to [{1},{2}] of Branch {3}; but [{1},{2}] is not among the in-ports of the branch", this.OutPortList[1].PortID, this.OutPortList[1].LinkedPortID, this.OutPortList[1].LinkedPortInstanceID, _elseActions.BranchId);
}
LinkLineNode start = pi.Start;
end.SetNext(start);
start.SetPrevious(end);
}
}
}
return(true);
}
return(false);
}
protected override LinkLineNode CreateTargetLinkNode()
{
Control p = this.Parent;
if (p != null)
{
ObjectDrawing ov = this.Owner as ObjectDrawing;
if (ov != null && ov.ObjectEntity != null && ov.ObjectEntity.ProgEntity != null)
{
LinkLineNode ll = ov.CreateOutport();
if (ll != null)
{
return(ll.End);
}
}
}
return(null);
}
private void miDisconnectNodes_Click(object sender, EventArgs e)
{
MenuItem mi = sender as MenuItem;
if (mi != null)
{
NodeData nd = mi.Tag as NodeData;
if (nd != null)
{
LinkLineNode node = nd.Node;
if (node != null)
{
if (nd.Data != null)
{
if (nd.Data.GetType().Equals(typeof(Point)))
{
Point pt = (Point)nd.Data;
if (node.Line != null)
{
//===================
UInt32 key = node.ActiveDrawingID;
UInt32 key1 = 0;
UInt32 key2 = 0;
LinkLineNodeInPort ip = node.LinkedInPort;
node.BreakLine(pt, ref key1, ref key2);
OnDisconnectLine(ip);
if (UndoHost != null)
{
if (!UndoHost.DisableUndo)
{
LinkLineUndoReconnect undo = new LinkLineUndoReconnect(UndoHost, key, key1, key2);
LinkLineUndoBreak redo = new LinkLineUndoBreak(UndoHost, key, key1, key2, pt);
UndoHost.AddUndoEntity(new UndoEntity(undo, redo));
}
}
ActiveDrawing.RefreshControl(this);
}
}
}
}
}
}
}
public override void LinkJumpBranches()
{
if (_jumpToId != 0)
{
if (_jumpToActionBranch == null)
{
throw new DesignerException("Cannot set portlink from {0} to {1}. Linked actions not set", this.BranchId, _jumpToId);
}
ActionPortOut po = this.OutPortList[0];
ActionPortIn pi = _jumpToActionBranch.GetInPort(po.LinkedPortID, po.LinkedPortInstanceID); //.InPortList[po.LinkedPortIndex];
if (pi == null)
{
throw new DesignerException("out-port {0} is linked to [{1},{2}] of the jump-to-branch {3}, but in-port [{1},{2}] is not among the in-port list of the branch",
po.PortID, po.LinkedPortID, po.LinkedPortInstanceID, _jumpToActionBranch.BranchId);
}
LinkLineNode start = po.End;
LinkLineNode end;
LinkLineNodeOutPort pipo = pi.Start as LinkLineNodeOutPort;
if (pipo != null)
{
if (pipo.LinkedPortID != pi.PortID || pipo.LinkedPortInstanceID != pi.PortInstanceID)
{
throw new DesignerException("Input [{0},{1}] is already linked to [{2},{3}], cannot link it to [{4},{5}]",
pi.PortID, pi.PortInstanceID, pipo.PortID, pipo.PortInstanceID, po.PortID, po.PortInstanceID);
}
}
else
{
end = pi.Start;
if (end != start)
{
start.SetNext(end);
end.SetPrevious(start);
po.LinkedPortID = pi.PortID;
pi.LinkedPortID = po.PortID;
}
else
{
//it is not an error, it is already linked
}
}
}
base.LinkJumpBranches();
}
private void miAddLineNode_Click(object sender, EventArgs e)
{
MenuItem mi = sender as MenuItem;
if (mi != null)
{
NodeData nd = mi.Tag as NodeData;
if (nd != null)
{
LinkLineNode node = nd.Node;
if (node != null)
{
if (nd.Data != null)
{
if (nd.Data.GetType().Equals(typeof(Point)))
{
Point pt = (Point)nd.Data;
if (node.Line != null)
{
UInt32 key2 = node.ActiveDrawingID;
LinkLineNode newNode = node.InsertNode(pt.X + 5, pt.Y + 5);
if (UndoHost != null)
{
if (!UndoHost.DisableUndo)
{
UInt32 key1 = newNode.ActiveDrawingID;
UndoEntity entity = new UndoEntity(
new LinkLineUndoDelete(UndoHost, key1), new LinkLineUndoAdd(UndoHost, key2, pt));
UndoHost.AddUndoEntity(entity);
}
}
newNode.SaveLocation();
newNode.Selected = true;
ActiveDrawing.RefreshControl(this);
OnLineNodeAdded(newNode);
}
}
}
}
}
}
}
public void InitLinkLine()
{
if (pd != null)
{
LinkLineNodeOutPort[] _outports = this.Variable.OutPorts;
for (int i = 0; i < _outports.Length; i++)
{
if (_outports[i].LinkedInPort == null)
{
LinkLineNode l = _outports[i];
while (l != null)
{
l.CreateForwardLine();
((Control)l).Visible = (l is LinkLineNodePort);
l = (LinkLineNode)l.NextNode;
}
}
}
}
}
public bool IsOnTheLine(LinkLineNode lineNode)
{
LinkLineNodeOutPort start = lineNode.Start as LinkLineNodeOutPort;
if (start != null)
{
if (start.PortID == _startNode.PortID && start.PortInstanceID == _startNode.PortInstanceID)
{
LinkLineNodeInPort end = lineNode.End as LinkLineNodeInPort;
if (end != null)
{
if (end.PortID == _endNode.PortID && end.PortInstanceID == _endNode.PortInstanceID)
{
return(true);
}
}
}
}
return(false);
}
protected override void OnApply(LinkLineNode node)
{
LinkLineNode prevNode = node;
if (prevNode != null)
{
LinkLineNode nextNode = GetLineNode(_next);
if (nextNode != null)
{
if (prevNode.Line != null)
{
if (prevNode.Line.EndPoint == nextNode)
{
prevNode.ClearLine();
}
}
if (nextNode.Line != null)
{
if (nextNode.Line.StartPoint == prevNode)
{
nextNode.ClearLine();
}
}
LinkLineNode newNode = new LinkLineNode(nextNode, prevNode);
newNode.Location = _point;
newNode.ActiveDrawingID = _deleted;
nextNode.Parent.Controls.Add(newNode);
if (prevNode.Line == null)
{
prevNode.CreateForwardLine();
newNode.CreateForwardLine();
}
else
{
newNode.CreateBackwardLine();
nextNode.CreateBackwardLine();
}
ActiveDrawing.RefreshControl(nextNode.Parent);
}
}
}
public override void InitGraph()
{
LinkCircleNode previousNode = null; //当前要创建的节点的前驱节点
LinkCircleNode currentNode = null; //当前要创建的节点
LinkCircleNode headNode = null; //头节点
//这里一条连接线也代表一个节点
LinkLineNode headLineNode = null;
LinkLineNode currentLineNode = null;
LinkLineNode previousLineNode = null;
headNode = new LinkCircleNode(40, 50, diameter, status.头结点颜色, "H"); //先创建一个头节点
headLineNode = new LinkLineNode(40 + diameter, 50 + diameter / 2, 40 + diameter + lineLength, 50 + diameter / 2, lineWidth, Color.Red);
for (int i = 0; i < status.Length; i++)
{
currentNode = new LinkCircleNode(40 + (i + 1) * (diameter + lineLength), 50, diameter, status.结点颜色, status.L[i].ToString());
currentLineNode = new LinkLineNode(40 + diameter + (i + 1) * (diameter + lineLength), 50 + diameter / 2, 40 + diameter + (i + 1) * (diameter + lineLength) + lineLength, 50 + diameter / 2, lineWidth, Color.Red);
if (i == 0) //说明当前创建的节点为第一个节点
{
headNode.Next = currentNode;
headLineNode.Next = currentLineNode;
}
else
{
previousNode.Next = currentNode;
previousLineNode.Next = currentLineNode;
}
previousNode = currentNode;
previousLineNode = currentLineNode;
}
currentNode.Next = null; //这里要注意,要把最后一个节点的Next设置为null
currentLineNode.Next = null;
circleNodeIterator = headNode.CreateIterator();
circleNodeIterator1 = headNode.CreateIterator();
lineNodeIterator = headLineNode.CreateIterator();
}
public virtual void OnLineNodeDeleted(LinkLineNode previousNode, LinkLineNode nodeRemoved, LinkLineNode nextNode)
{
}
protected virtual void OnLineNodeAdded(LinkLineNode newNode)
{
}
protected virtual void OnCreateContextMenuForLinkLine(LinkLineNode lineNode, ContextMenu mnu, Point pt)
{
}
protected override void OnMouseDown(MouseEventArgs e)
{
LinkLineNode nodeTest = HitTest(e.X, e.Y);
if (nodeTest != null)
{
if (AllowLineSelection)
{
nodeTest.SelectLine(true);
if (nodeTest.Start != null && nodeTest.End != null)
{
LinkLineNodeOutPort startNode = nodeTest.Start as LinkLineNodeOutPort;
LinkLineNodeInPort endNode = nodeTest.End as LinkLineNodeInPort;
if (startNode != null && endNode != null)
{
bool bChanged = true;
if (_selectedLine != null)
{
if (_selectedLine.StartNode.PortID == startNode.PortID &&
_selectedLine.StartNode.PortInstanceID == startNode.PortInstanceID &&
_selectedLine.EndNode.PortID == endNode.PortID &&
_selectedLine.EndNode.PortInstanceID == endNode.PortInstanceID)
{
bChanged = false;
}
}
if (bChanged)
{
_selectedLine = new LinkLineEnds(startNode, endNode);
OnLineSelectionChanged();
}
}
}
}
}
if (e.Button == MouseButtons.Right)
{
ContextMenu mnu = new ContextMenu();
Point pt = new Point(e.X, e.Y);
if (nodeTest != null)
{
//nodeTest is the line holder
nodeTest.SelectLine(true);
MenuItemWithBitmap mi = new MenuItemWithBitmap("Add line join", Resource1.newLineBreak);
mi.Click += new EventHandler(miAddLineNode_Click);
mi.Tag = new NodeData(nodeTest, pt);
mnu.MenuItems.Add(mi);
//
if (AllowLineDisconnect)
{
if (nodeTest.LinkedInPort != null && nodeTest.LinkedOutPort != null)
{
mi = new MenuItemWithBitmap("Disconnect", Resource1.disconnect);
mi.Click += new EventHandler(miDisconnectNodes_Click);
mi.Tag = new NodeData(nodeTest, pt);
mnu.MenuItems.Add(mi);
}
}
OnCreateContextMenuForLinkLine(nodeTest, mnu, pt);
}
else
{
OnCreateContextMenu(mnu, pt);
}
if (mnu.MenuItems.Count > 0)
{
_menuPoint = pt;
mnu.Show(this, pt);
}
}
}
public override void ExecuteAndUpdateCurrentLine()
{
switch (CurrentLine)
{
case 0:
CurrentLine = 3;
return;
case 3: //L=(LinkList)malloc(sizeof(Lnode)); L->next=NULL;
//生成一个头节点
LinkCircleNode headNode = null;
LinkLineNode headLineNode = null;
headNode = new LinkCircleNode(40, 50, diameter, status.头结点颜色, "H");
headLineNode = new LinkLineNode(40 + diameter, 50 + diameter / 2, 40 + diameter + lineLength, 50 + diameter / 2, lineWidth, Color.Red);
headNode.Next = null;
headLineNode.Next = null;
circleNodeIterator = headNode.CreateIterator();
lineNodeIterator = headLineNode.CreateIterator();
break;
case 4: //for(i=n;i>0;i--){
if (status.I == 0)
{
CurrentLine = 9;
return;
}
break;
case 5: //p=(LinkList)malloc(sizeof(Lnode)); scanf(&p->data);
if (iteratorInsertNode != null)
{
((NodeListIterator)circleNodeIterator).RefreshAllNodes((LinkCircleNode)iteratorInsertNode.First().CurrentItem, 40, 50, diameter, lineLength, status.结点颜色);
}
iteratorInsertNode = new LinkCircleNode(40 + diameter - 4, 50 + diameter, diameter, status.插入结点颜色, status.L[status.I - 1].ToString()).CreateIterator();
status.CanEdit = true;
status.P = "p当前指向结点" + ((LinkCircleNode)iteratorInsertNode.First().CurrentItem).Text;
break;
case 6: //p->next=L->next;
((LinkCircleNode)iteratorInsertNode.First().CurrentItem).Next = ((LinkCircleNode)circleNodeIterator.First().CurrentItem).Next;
//生成贝赛尔曲线
nullIteratorBezierLine = new BezierLine(new Rectangle(1, 1, 1, 1), GetPoints(), lineWidth, Color.Red).CreateIterator();
break;
case 7: //L->next=p;
((LinkCircleNode)circleNodeIterator.First().CurrentItem).Next = (LinkCircleNode)iteratorInsertNode.First().CurrentItem;
//刷新所有的结点的位置
((NodeListIterator)circleNodeIterator).RefreshAllNodes((LinkCircleNode)iteratorInsertNode.First().CurrentItem, 40, 50, diameter, lineLength, status.结点颜色);
//设置当前结点的颜色
((NodeListIterator)circleNodeIterator).SetCurrentItemNewColor(iteratorInsertNode.First().CurrentItem, status.插入结点颜色, status.结点颜色);
//以下是生成一个箭头,并把它插入到箭头链表,最后刷新这个箭头链表
LinkLineNode lineNode = new LinkLineNode(1, 1, 1 + lineLength, 1, 2, Color.Red);
lineNode.Next = ((LinkLineNode)lineNodeIterator.First().CurrentItem).Next;
((LinkLineNode)lineNodeIterator.First().CurrentItem).Next = lineNode;
((NodeListIterator)lineNodeIterator).RefreshAllNodes((LinkLineNode)lineNodeIterator.First().CurrentItem, 40 - lineLength, 50 + diameter / 2, diameter, lineLength, Color.Red);
//删除贝赛尔曲线
nullIteratorBezierLine = null;
//i--
status.CanEdit = true;
status.I--;
CurrentLine = 4;
return;
case 9:
return;
}
CurrentLine++;
}
protected override void OnApply(LinkLineNode node)
{
node.BreakLine(_point, ref _node1, ref _node2);
ActiveDrawing.RefreshControl(node.Parent);
}
protected abstract void OnApply(LinkLineNode node);
protected override void OnApply(LinkLineNode node)
{
node.Delete();
}
protected override void OnApply(LinkLineNode node)
{
node.InsertNode(_point.X, _point.Y);
}
public override void ExecuteAndUpdateCurrentLine()
{
switch (CurrentLine)
{
case 0:
CurrentLine = 2;
return;
case 2: //p = L;j = 0;
circleNodeIterator1 = circleNodeIterator1.First(); //使p指向头结点
status.CanEdit = true;
status.J = 0;
nullIteratorP = new Pointer(circleNodeIterator1.CurrentItem.Bounds.X - 33, circleNodeIterator1.CurrentItem.Bounds.Y - 33, Color.Purple, "p").CreateIterator();
status.CanEdit = true;
status.P = "p当前指向结点" + ((LinkCircleNode)circleNodeIterator1.CurrentItem).Text;
break;
case 3: //while(p && j<i-1){
//判断while语句条件是否成立，如果成立，CurrentLine = 4;不成立，CurrentLine = 6;
if (circleNodeIterator1 == null || status.J >= status.I - 1)
{
CurrentLine = 6;
return;
}
break;
case 4: //p = p->next; j++;
circleNodeIterator1 = circleNodeIterator1.Next(); //p下移一个结点
((NodeListIterator)circleNodeIterator).SetCurrentItemNewColor(circleNodeIterator1.CurrentItem, status.当前结点颜色, status.结点颜色);
status.CanEdit = true;
status.P = "p当前指向结点" + ((LinkCircleNode)circleNodeIterator1.CurrentItem).Text;
//把指针p设置到新的位置
((Pointer)nullIteratorP.CurrentItem).SetToNewPosition(circleNodeIterator1.CurrentItem.Bounds.X - 33, circleNodeIterator1.CurrentItem.Bounds.Y - 33);
status.CanEdit = true;
status.J++;
CurrentLine = 3;
return;
case 6: //if(p == NULL)
CurrentLine = 8;
return;
case 8: //s = (LinkList)malloc(sizeof(LNode));
x = this.circleNodeIterator1.CurrentItem.Bounds.X + diameter - 5;
y = this.circleNodeIterator1.CurrentItem.Bounds.Y + diameter;
iteratorInsertNode = new LinkCircleNode(x, y, diameter, status.插入结点颜色, "").CreateIterator();
break;
case 9: //s->data = e;
iteratorInsertNode = new LinkCircleNode(x, y, diameter, status.插入结点颜色, status.E.ToString()).CreateIterator();
break;
case 10: //s->next = p->next;
nullIteratorBezierLine = new BezierLine(new Rectangle(1, 1, 1, 1), GetPoints(), 2, Color.Red).CreateIterator();
break;
case 11: //p->next = s;
int xx1, yy1;
xx1 = circleNodeIterator1.CurrentItem.Bounds.X + diameter;
yy1 = circleNodeIterator1.CurrentItem.Bounds.Y + diameter / 2;
nullIteratorBezierLine = null;
iteratorInsertNode.CurrentItem.Bounds = new Rectangle(xx1 + lineLength, yy1 - diameter / 2, diameter, diameter);
((NodeListIterator)circleNodeIterator).InsertNodeAndRefresh(status.I, (INode)iteratorInsertNode.CurrentItem, diameter, lineLength);
LinkLineNode insertLineNode = new LinkLineNode(xx1 + diameter + lineLength, yy1, xx1 + diameter + 2 * lineLength, yy1, 2, Color.Black);
((NodeListIterator)lineNodeIterator).InsertNodeAndRefresh(status.I, insertLineNode, diameter, lineLength);
status.CanEdit = true;
status.L = status.L.Insert(status.I - 1, status.E.ToString());
status.CanEdit = true;
status.Length++;
break;
case 12:
return;
}
CurrentLine++;
}
Image CreatePreviewImage(string s, int pos, char e)
{
int height = 80;
int width = 530;
int lineLength = 18;
int diameter = 30;
int leftSpan = 3;
int topSpan = 20;
IIterator circleNodeIterator; //用于输出结点链表的指针
IIterator lineNodeIterator; //用于输出连接线链表的指针
LinkCircleNode headNode = null;
LinkLineNode headLineNode = null;
LinkCircleNode previousNode = null;
LinkLineNode previousLineNode = null;
LinkCircleNode currentNode = null;
LinkLineNode currentLineNode = null;
previousNode = headNode = new LinkCircleNode(leftSpan, topSpan, diameter, Color.Red, "H");
previousLineNode = headLineNode = new LinkLineNode(leftSpan + diameter, topSpan + diameter / 2, leftSpan + diameter + lineLength, topSpan + diameter / 2, lineWidth, Color.Red);
s = s.Insert(pos - 1, e.ToString());
for (int i = 0; i < s.Length; i++)
{
if (i != pos - 1)
{
currentNode = new LinkCircleNode(leftSpan + (i + 1) * (lineLength + diameter), topSpan, diameter, Color.DarkTurquoise, s[i].ToString());
}
else
{
currentNode = new LinkCircleNode(leftSpan + (i + 1) * (lineLength + diameter), topSpan, diameter, Color.DarkOrange, s[i].ToString());
}
currentLineNode = new LinkLineNode(leftSpan + diameter + (i + 1) * (lineLength + diameter), topSpan + diameter / 2, leftSpan + diameter + (i + 1) * (lineLength + diameter) + lineLength, topSpan + diameter / 2, lineWidth, Color.Red);
previousNode.Next = currentNode;
previousLineNode.Next = currentLineNode;
previousNode = currentNode;
previousLineNode = currentLineNode;
}
currentNode.Next = null;
currentLineNode.Next = null;
circleNodeIterator = headNode.CreateIterator();
lineNodeIterator = headLineNode.CreateIterator();
Bitmap bmp = new Bitmap(width, height);
Graphics g = Graphics.FromImage(bmp);
if (circleNodeIterator != null)
{
for (IIterator iterator = circleNodeIterator.First(); !circleNodeIterator.IsDone(); iterator = circleNodeIterator.Next())
{
iterator.CurrentItem.Draw(g);
}
}
if (lineNodeIterator != null)
{
for (IIterator iterator = lineNodeIterator.First(); !lineNodeIterator.IsDone(); iterator = lineNodeIterator.Next())
{
iterator.CurrentItem.Draw(g);
}
}
return(bmp);
}
/// <summary>
/// create ParameterDrawing and ports
/// </summary>
/// <returns></returns>
public Control[] GetControls()
{
List <LinkLineNodeOutPort> _outports = new List <LinkLineNodeOutPort>();
LinkLineNodeOutPort[] _outportsV = this.Variable.OutPorts;
List <Control> cs = new List <Control>();
pd = new ParameterDrawing();
pd.Parameter = this;
cs.Add(pd);
_outports.AddRange(_outportsV);
//cast type==================================
if (_castTo != null)
{
if (_castTo.Outports != null)
{
_outports.AddRange(_castTo.Outports);
}
//new out port
if (_castTo.NewOutport == null)
{
ProgramNewOutPort op = new ProgramNewOutPort(this);
_castTo.NewOutport = op;
}
pd.XmlData = _castTo.OwnerObject.GetXmlNode();
_outports.Add(_castTo.NewOutport);
}
//===========================================
for (int i = 0; i < _outports.Count; i++)
{
cs.Add(_outports[i].Label);
_outports[i].Owner = pd;
if (_outports[i] is ProgramOutPort)
{
}
else
{
if (_outports[i].Label != null)
{
((DrawingVariable)_outports[i].Label).OnMouseSelect += new EventHandler(Parameter_OnMouseSelect);
if (((DrawingVariable)_outports[i].Label).Variable != null)
{
((DrawingVariable)_outports[i].Label).Variable.VariableName = this.Name;
((MathNodeVariable)(((DrawingVariable)_outports[i].Label).Variable)).VariableType = this.DataType;
}
}
}
if (_outports[i].LinkedInPort == null)
{
LinkLineNode l = _outports[i];
while (l != null)
{
cs.Add(l);
l = (LinkLineNode)l.NextNode;
}
}
else
{
cs.Add(_outports[i]);
}
}
Control[] a = new Control[cs.Count];
cs.CopyTo(a);
return(a);
}