public LfDragablePointViewModel(
TreeViewViewModel treeParent,
CompoundObjectViewModel parentVm,
MainViewModel mainVm,
LfPolygonViewModel parent,
LfDragablePoint modelObject,
bool enabled = true) :
base(treeParent, parentVm, mainVm, enabled)
{
MainVm = mainVm;
Parent = parent;
ModelObject = modelObject;
IsSelected = false;
}
public void InsertPoint(LfDragablePoint insertMe, LfDragablePoint insertBeforeMe)
{
int index = 0;
if (insertBeforeMe != null)
{
index = Points.IndexOf(insertBeforeMe);
}
if (index >= 0)
{
Points.Insert(index, insertMe);
}
}
public LfDragablePointViewModel AddPoint(Point point)
{
if (LocalModelObject == null)
{
return(null);
}
LfDragablePoint np = new LfDragablePoint(GetFreeVertexIndex(), point.X, point.Y);
LfDragablePointViewModel newPoint = new LfDragablePointViewModel(this, ParentVm, MainVm, this, np);
PointVms.Add(newPoint);
LocalModelObject.AddPoint(newPoint.ModelObject);
InvalidateAll();
ParentVm.OnPropertyChanged("");
return(newPoint);
}
public LfDragablePointViewModel InsertPoint(Point insertMe, LfDragablePointViewModel insertBeforeMe)
{
if (LocalModelObject == null)
{
return(null);
}
LfDragablePoint np = new LfDragablePoint(GetFreeVertexIndex(), insertMe.X, insertMe.Y);
LfDragablePointViewModel newPoint = new LfDragablePointViewModel(this, ParentVm, MainVm, this, np);
int index = 0;
if (insertBeforeMe != null)
{
index = PointVms.IndexOf(insertBeforeMe);
}
if (index >= 0)
{
PointVms.Insert(index, newPoint);
}
if (insertBeforeMe != null)
{
LocalModelObject.InsertPoint(newPoint.ModelObject, insertBeforeMe.ModelObject);
}
else
{
LocalModelObject.InsertPoint(newPoint.ModelObject, null);
}
InvalidateAll();
ParentVm.OnPropertyChanged("");
return(newPoint);
}
public void RemovePoint(LfDragablePoint point)
{
Points.Remove(point);
}
public void AddPoint(LfDragablePoint point)
{
Points.Add(point);
}