public void SaveLogicViewInfor()//写入设计数据
{
if (LogicDiagram == null)
{
return;
}
LogicDiagram.Width = Width;
LogicDiagram.Height = Height;
LogicDiagram.NodeItemList.Clear();
LogicDiagram.RelationItemList.Clear();
foreach (FrameworkElement fe in DeseignCanvas.Children)
{
IDesignNode ino = fe as IDesignNode;
if (ino != null)
{
ino.SaveLogicViewInfor();
LogicDiagram.NodeItemList.Add(ino.LogicViewObject);
}
IDesignRelation iro = fe as IDesignRelation;
if (iro != null)
{
iro.SaveLogicViewInfor();
LogicDiagram.RelationItemList.Add(iro.LogicViewObject);
}
object UItag = fe.Tag;
if ((UItag != null) && (UItag is IDesignRelation))
{
IDesignRelation tagR = UItag as IDesignRelation;
tagR.SaveLogicViewInfor();
LogicDiagram.RelationItemList.Add(tagR.LogicViewObject);
}
}
}
public void AddExistNode(string id)//添加一个现存的Node，并且自动寻找适合的关联线，一旦有也同步添加，由于是从实体层添加的，因此关联添加
{
IDesignNode idn = getNewNodeControl(null, id);
if (idn == null)
{
return;
}
AddExistNode(idn);
if (idn.ObjectID != null)
{
List <IDesignRelation> rl = getAllowedRelationListByNodeID(null, idn.ObjectID);
foreach (IDesignRelation r in rl)
{
if (r.SourceID == null || r.TargetID == null)
{
continue;
} //直接进入下次循环
List <IDesignNode> tnl = NodeList.Where(n => n.ObjectID == r.SourceID || n.ObjectID == r.TargetID).ToList();
if (tnl.Count != 0)
{
AddExistRelation(r.ObjectID);
}
}
}
}
public void AddExistRelation(IDesignRelation idr)//添加关联，自行判断是否有关联控件存在
{
if (idr == null)
{
return;
}
if (NodeList.Count == 0)
{
return;
}
idr.designCanvas = this;
IDesignNode sdn = null, tdn = null;
if (idr.SourceID != null)
{
List <IDesignNode> rl = NodeList.Where(n => n.ObjectID == idr.SourceID).ToList();
if (rl.Count > 0)
{
sdn = rl[0];
}
}
if (idr.TargetID != null)
{
List <IDesignNode> rl = NodeList.Where(n => n.ObjectID == idr.SourceID).ToList();
if (rl.Count > 0)
{
tdn = rl[0];
}
}
if (sdn != null)
{
idr.StartAnchorPoint = sdn.getDefaultAnchorPoint();
idr.StartPoint = idr.StartAnchorPoint.getDesignCanvasPoint();
}
else
{
idr.StartAnchorPoint = null;
idr.StartPoint = new Point(DeseignCanvas.Width / 2 - (new Random()).Next(50), DeseignCanvas.Height / 2 - (new Random()).Next(50));
}
if (tdn != null)
{
idr.EndAnchorPoint = tdn.getDefaultAnchorPoint();
idr.EndPoint = idr.EndAnchorPoint.getDesignCanvasPoint();
}
else
{
idr.EndAnchorPoint = null;
idr.EndPoint = new Point(DeseignCanvas.Width / 2 + (new Random()).Next(150), DeseignCanvas.Height / 2 + (new Random()).Next(150));
}
FrameworkElement fe = idr.getControl();
DeseignCanvas.Children.Add(fe);
idr.DrawRelationLine(idr.StartPoint, idr.EndPoint);
sendObjectOperationEvent(idr, DesignOperationFlag.CreateRelation);//提示设计图增加了节点对象
RelationList.Add(idr);
}
public void AddExistNode(IDesignNode idn, Point p)//添加一个指定的新设计对象，不进行关联添加
{
DeseignCanvas.Children.Add(idn.getControl());
idn.designCanvas = this;
Canvas.SetLeft(idn.getControl(), p.X);//指定位置
Canvas.SetTop(idn.getControl(), p.Y);
NodeList.Add(idn);
}
public void RemoveControl(IDesignObject ido)
{
if (ido == null)
{
return;
}
FrameworkElement fe = ido.getControl();
if ((fe != null) && (DeseignCanvas.Children.Contains(fe)))
{
DeseignCanvas.Children.Remove(fe);
}
//if (DesignObjectList.Contains(ido)) { DesignObjectList.Remove(ido); }
if (ido is IDesignNode)
{
IDesignNode idn = fe as IDesignNode;
foreach (IDesignAnchorPoint ap in idn.AnchorPointList)
{
foreach (IDesignRelation tdr in ap.InRelationList)
{
tdr.RemoveRelationLine();
}
foreach (IDesignRelation tdr in ap.OutRelationList)
{
tdr.RemoveRelationLine();
}
}
sendObjectOperationEvent(idn, DesignOperationFlag.DeleteObject);//提示设计图增加了节点对象
//idn.DisableControlMove();//不再响应事件
}
if (ido is IDesignRelation)
{
IDesignRelation tdr = ido as IDesignRelation;
tdr.RemoveRelationLine();
sendObjectOperationEvent(ido, DesignOperationFlag.DeleteRelation);//提示设计图增加了节点对象
}
ido.designCanvas = null;
ido.ClearAllEvent();
}
public void AddExistRelation(IDesignRelation idr, IDesignNode sdn, IDesignNode tdn)//在指定的起始节点和终止节点之间添加一个关联控件
{
if (idr == null)
{
return;
}
if (NodeList.Count == 0)
{
return;
}
idr.designCanvas = this;
if (sdn != null)
{
idr.StartAnchorPoint = sdn.getDefaultAnchorPoint();
idr.StartPoint = idr.StartAnchorPoint.getDesignCanvasPoint();
}
else
{
idr.StartAnchorPoint = null;
idr.StartPoint = new Point(DeseignCanvas.Width / 2 - (new Random()).Next(50), DeseignCanvas.Height / 2 - (new Random()).Next(50));
}
if (tdn != null)
{
idr.EndAnchorPoint = tdn.getDefaultAnchorPoint();
idr.EndPoint = idr.EndAnchorPoint.getDesignCanvasPoint();
}
else
{
idr.EndAnchorPoint = null;
idr.EndPoint = new Point(DeseignCanvas.Width / 2 + (new Random()).Next(150), DeseignCanvas.Height / 2 + (new Random()).Next(150));
}
FrameworkElement fe = idr.getControl();
DeseignCanvas.Children.Add(fe);
idr.DrawRelationLine(idr.StartPoint, idr.EndPoint);
sendObjectOperationEvent(idr, DesignOperationFlag.CreateRelation);//提示设计图增加了节点对象
RelationList.Add(idr);
}
public void AddExistNode(IDesignNode idn) //添加一个指定的新设计对象，不进行关联添加
{
AddExistNode(idn, new Point(DeseignCanvas.ActualWidth / 2 - (new Random()).Next(150), DeseignCanvas.ActualHeight / 2 - (new Random()).Next(150))); //在距离中心一定范围内随机布置
}
public void LoadLogicViewInfor()//读取设计数据
{
if (LogicDiagram == null)
{
return;
}
Width = LogicDiagram.Width;
Height = LogicDiagram.Height;
DeseignCanvas.Children.Clear();
LFCDataService lfcs = new LFCDataService();
foreach (ViewItem vi in LogicDiagram.NodeItemList)
{
IDesignNode dn = getNewNodeControl(vi.DataObjectType, vi.DataObjectID);
if (dn == null) //表示委托方法没有能够完成加载一个数据对应的设计节点，此时建立空节点
{
dn.IsErrorData = true; //决定显示时候是红色
Type t = Type.GetType(vi.ControlType);
if (t != null)
{
object co = Activator.CreateInstance(t);
if (co != null && co is IDesignNode)
{
dn = co as IDesignNode;
}
}
}
if (dn == null)
{
dn = new LynxDefaultNode();
dn.IsErrorData = true;
}
DeseignCanvas.Children.Add(dn.getControl());
dn.LogicViewObject = vi;
dn.LoadLogicViewInfor();
dn.designCanvas = this;
}
foreach (ViewLineItem vl in LogicDiagram.RelationItemList)
{
IDesignRelation l = null;
if (!getNewRelationControlByID.Equals(null))
{
l = getNewRelationControl(vl.DataObjectType, vl.DataObjectID);
}
if (l == null)
{
l = new LynxConnectLine();
l.IsErrorData = true;
}
l.designCanvas = this;
l.LogicViewObject = vl;
l.LoadLogicViewInfor();
l.DrawRelationLine(l.StartPoint, l.EndPoint);
List <FrameworkElement> fel = null;
fel = getControlList(l.SourceID);
foreach (FrameworkElement fe in fel)
{
IDesignNode idn = fe as IDesignNode;
if (idn != null)
{
idn.AddRelationAsSourceObject(l);
}
}
fel = getControlList(l.TargetID);
foreach (FrameworkElement fe in fel)
{
IDesignNode idn = fe as IDesignNode;
if (idn != null)
{
idn.AddRelationAsTargetObject(l);
}
}
}
}
{ //锚点只有激活的时候会挂载事件和数据，这个由Node决定。绘制结束后，仅仅保持关联。
public LynxAnchorPoint(IDesignNode idn) //直接在设计节点对象里面
{
InitializeComponent();
InitBrush();
ParentConnectControl = idn;
}