public void AddInRelation(IDesignRelation ir)
{
if (!InRelationList.Contains(ir))
{
InRelationList.Add(ir);
}
}
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 AddOutRelation(IDesignRelation or)
{
if (!OutRelationList.Contains(or))
{
OutRelationList.Add(or);
}
}
public void DeleteRelation(IDesignRelation IRelation)//删除任何指定的关联
{
for (int i = 0; i < AnchorPointList.Count; i++)
{
IDesignAnchorPoint dap = AnchorPointList[i];
dap.RemoveRelation(IRelation);
}
}
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 AddRelationAsTargetObject(IDesignRelation IRelation)
{
IDesignAnchorPoint Anchor = getNearAnchorPoint(IRelation.EndPoint);
if (Anchor == null)
{
return;
}
Anchor.AddInRelation(IRelation);
}
public void AddRelationAsSourceObject(IDesignRelation IRelation)
{
IDesignAnchorPoint Anchor = getNearAnchorPoint(IRelation.StartPoint);
if (Anchor == null)
{
return;
}
Anchor.AddOutRelation(IRelation);
}
public void RemoveRelation(IDesignRelation dr)
{
if (OutRelationList.Contains(dr))
{
OutRelationList.Remove(dr);
}
if (InRelationList.Contains(dr))
{
InRelationList.Remove(dr);
}
}
void DeseignCanvas_RelationDesignPointerReleased(object sender, PointerRoutedEventArgs e)
{
if (CurrentConnectPoint != null)
{
IDesignRelation l = CurrentConnectPoint.ConnectRelation;
if (l == null)
{
EndRelationDesign(); return;
}
if (EndAnchor != null) //表示拖放链接点，并且进入了锚点区域
{
if (CurrentConnectPoint.PointType == ConnectPointType.BeginPoint) //拖拽的是连接的起始点
{
l.StartAnchorPoint = EndAnchor;
EndAnchor.OutRelationList.Add(l);
l.SourceID = EndAnchor.ParentConnectControl.ObjectID;
}
if (CurrentConnectPoint.PointType == ConnectPointType.EndPoint)
{
l.EndAnchorPoint = EndAnchor;
EndAnchor.InRelationList.Add(l);
l.TargetID = EndAnchor.ParentConnectControl.ObjectID;
}
if (l.DataObject.ObjectID == "" || l.DataObject.ObjectID == null)
{
l.DataObject.ObjectID = SilverlightLFC.common.Environment.getGUID();
}
}
else//移除任何的锚点
{
if (CurrentConnectPoint.PointType == ConnectPointType.BeginPoint)//拖拽的是连接的起始点
{
if (l.StartAnchorPoint != null)
{
l.StartAnchorPoint.OutRelationList.Remove(l);
l.StartAnchorPoint = null;
}
l.SourceID = null;
}
if (CurrentConnectPoint.PointType == ConnectPointType.EndPoint)
{
if (l.EndAnchorPoint != null)
{
l.EndAnchorPoint.InRelationList.Remove(l);
l.EndAnchorPoint = null;
}
l.TargetID = null;
}
}
}
EndRelationDesign();
}
void DeseignCanvas_DesignPointerReleased(object sender, PointerRoutedEventArgs e)
{
HideDesignLine();
DeseignCanvas.PointerMoved -= new PointerEventHandler(DeseignCanvas_DesignPointerMoved);
DeseignCanvas.PointerReleased -= new PointerEventHandler(DeseignCanvas_DesignPointerReleased);
IDesignRelation l = null;
if ((StartAnchor != null) && (EndAnchor != null) && (EndAnchor != StartAnchor))
{
l = null;
if (!getNewRelationControlByID.Equals(null))//新建关联
{
l = getNewRelationControl(null, null);
}
if (l == null)//新建失败使用默认关联
{
l = new LynxConnectLine();
l.IsErrorData = true;
}
if (l != null)
{
l.designCanvas = this;
l.StartAnchorPoint = StartAnchor;
l.EndAnchorPoint = EndAnchor;
StartAnchor.OutRelationList.Add(l);
EndAnchor.InRelationList.Add(l);
l.SourceID = StartAnchor.ParentConnectControl.ObjectID;
l.TargetID = EndAnchor.ParentConnectControl.ObjectID;
}
}
if (l == null)
{
return;
} //没有能够创立链接
sendObjectOperationEvent(l, DesignOperationFlag.CreateRelation); //建立新的连接
l.ReadFromObject();
DeActiveAll();
l.DrawRelationLine(StartPoint.Value, e.GetCurrentPoint(getCanvas()).Position);
RelationList.Add(l);
ActiveDesignObject(l);
EndAnchor = null;
StartAnchor = null;
CurrentConnectPoint = null;
}
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 AddExistRelation(string id) //添加现有的关联，自动寻找两侧锚点位置
{
IDesignRelation idr = getNewRelationControl(null, id);
if (idr == null)
{
return;
}
List <IDesignNode> snl = new List <IDesignNode>();
List <IDesignNode> tnl = new List <IDesignNode>();
if (idr.SourceID != null)
{
snl = NodeList.Where(n => n.ObjectID == idr.SourceID).ToList();
}
if (idr.TargetID != null)
{
tnl = NodeList.Where(n => n.ObjectID == idr.TargetID).ToList();
}
if (tnl.Count > 0 && snl.Count > 0)
{
foreach (IDesignNode sdn in snl)
{
foreach (IDesignNode tdn in tnl)
{
IDesignRelation dr = getNewRelationControl(null, id);
if (dr == null)
{
return;
}
AddExistRelation(dr, sdn, tdn);
}
}
}
if (snl.Count == 0 && tnl.Count > 0)
{
foreach (IDesignNode tdn in tnl)
{
IDesignRelation dr = getNewRelationControl(null, id);
if (dr == null)
{
return;
}
AddExistRelation(dr, null, tdn);
}
}
if (tnl.Count == 0 && snl.Count > 0)
{
foreach (IDesignNode sdn in snl)
{
IDesignRelation dr = getNewRelationControl(null, id);
if (dr == null)
{
return;
}
AddExistRelation(dr, sdn, null);
}
}
if (snl.Count == 0 && tnl.Count == 0)
{
IDesignRelation dr = getNewRelationControl(null, id);
if (dr == null)
{
return;
}
AddExistRelation(dr, null, null);
}
}
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);
}
}
}
}
public void setRelation(IDesignRelation ir, ConnectPointType pt)
{
PointType = pt;
_ConnectRelation = ir;
}
