public void DeletePart(int a_index)
{
if (a_index < m_collection.Count && a_index >= 0)
{
ModelPart needDel = m_collection[a_index];
MeshElement3D modelDel = needDel.Node.GetModel();
var parent = VisualTreeHelper.GetParent(modelDel);
var pip = parent.GetType().GetProperty("Children", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public);
Visual3DCollection parentChildren = pip.GetValue(parent, null) as Visual3DCollection;
parentChildren.Remove(modelDel);
if (modelDel.Children.Count != 0)
{
modelDel.Children.Clear();
int index = m_collection.IndexOf(needDel);
if (index > 0)
{
ModelPart parentModelPart = m_collection.ElementAt(index - 1);
parentModelPart.AddChild(m_collection.ElementAt(index + 1));
}
else
{
m_root.AddChild(m_collection.ElementAt(index + 1));
}
}
m_collection.Remove(needDel);
}
}
public void AddTruncatedCone()
{
ModelPart newModel = new ModelPart()
{
Name = "Part" + m_counter++, Node = new TruncatedConeNode()
{
TopRadius = 1, BaseRadius = 2, Height = 1, Normal = new Vector3D(0, 1, 0), Fill = new SolidColorBrush(Colors.Blue.ChangeAlpha(0x20))
}
};
if (m_collection.Count > 0)
{
ModelPart last = m_collection.Last();
last.AddChild(newModel);
}
else
{
m_root.Node.GetModel().Children.Add(newModel.Node.GetModel());
}
m_collection.Add(newModel);
}
