protected override Manipulator OnItemSelection(DisplayItemPoint SelectedItem)
{
try
{
CircleNode Node = (CircleNode)m_Node;
return new CircleMoveManipulator(Node);
}
catch
{
return null;
}
}
public override void GenerateGraphics(DisplayItemList DLList)
{
if (null == DLList) return;
if (m_dRadius < 0)
return;
//DisplayItemList DisplayList = new DisplayItemList();
DisplayItemCircle Circle = new DisplayItemCircle(
m_CenterPoint, m_dRadius);
DLList.AddItem(Circle);
DisplayItemPoint CenterPoint = new DisplayItemPoint(m_CenterPoint);
DLList.AddItem(CenterPoint);
}
protected override Manipulator OnItemSelection(DisplayItemPoint SelectedItem)
{
try
{
PolyLineNode Node = (PolyLineNode)m_Node;
PolyLineInstance instance = (PolyLineInstance)m_Node.GetInstance();
int index = instance.GetPointIndex(SelectedItem.Point, m_SelectTolerance);
return new MovePointManipulator(Node, index);
}
catch
{
return null;
}
}
protected virtual Manipulator OnItemSelection(DisplayItemPoint SelectedItem)
{
return null;
}
public static void GenDisplayItemPoints(DisplayItemList DLList, FRList<GePoint> points)
{
Debug.Assert(DLList != null && points != null);
if (null == DLList || null == points) return;
for (int i = 0; i < points.Count; i++)
{
GePoint point = points[i];
DisplayItemPoint DLPoint = new DisplayItemPoint(point);
DLList.AddItem(DLPoint);
}
}
public static DisplayItemPoint GenDisplayItemPoint(DisplayItemList list, GePoint position)
{
DisplayItemPoint DLPoint = new DisplayItemPoint(position);
if (list != null)
list.AddItem(DLPoint);
return DLPoint;
}