private bool CanUngroupAs3D(SceneElement element)
{
if (!Model3DGroupElement.GetIsGroup((SceneNode)element))
{
return(ModelVisual3DElement.GetIsGroup(element));
}
return(true);
}
public Model3DGroupTimelineItem(TimelineItemManager timelineItemManager, Model3DGroupElement element)
: base(timelineItemManager, (Base3DElement)element)
{
this.createLightTimelineCommand = new DelegateCommand(new DelegateCommand.SimpleEventHandler(this.CreateLightTimelineCommandBinding_Execute));
}
private SceneNode[] Ungroup(Base3DElement group)
{
SceneElement parentElement = group.ParentElement;
Matrix3D matrix3D = group.Transform.Value;
Model3DGroupElement model3DgroupElement = group as Model3DGroupElement;
ModelVisual3DElement modelVisual3Delement1 = group as ModelVisual3DElement;
int index1 = 0;
bool flag = false;
if (model3DgroupElement != null)
{
index1 = model3DgroupElement.Children.Count;
}
else if (modelVisual3Delement1 != null)
{
index1 = modelVisual3Delement1.Children.Count;
flag = modelVisual3Delement1.Model3DContent != null;
}
Base3DElement[] base3DelementArray = new Base3DElement[index1 + (flag ? true : false)];
Matrix3D[] matrix3DArray = new Matrix3D[index1 + (flag ? true : false)];
if (model3DgroupElement != null)
{
for (int index2 = 0; index2 < model3DgroupElement.Children.Count; ++index2)
{
base3DelementArray[index2] = (Base3DElement)model3DgroupElement.Children[index2];
}
}
else if (modelVisual3Delement1 != null)
{
for (int index2 = 0; index2 < modelVisual3Delement1.Children.Count; ++index2)
{
base3DelementArray[index2] = (Base3DElement)modelVisual3Delement1.Children[index2];
}
if (flag)
{
base3DelementArray[index1] = (Base3DElement)modelVisual3Delement1.Model3DContent;
matrix3DArray[index1] = modelVisual3Delement1.Transform.Value;
}
}
for (int index2 = 0; index2 < index1; ++index2)
{
Base3DElement base3Delement = base3DelementArray[index2];
matrix3DArray[index2] = base3Delement.Transform.Value;
}
using (this.SceneViewModel.ForceBaseValue())
{
int insertAt = group.GetCollectionContainer().IndexOf((SceneNode)group);
if (group.ParentElement is Base3DElement)
{
this.SceneViewModel.AnimationEditor.DeleteAllAnimationsInSubtree(group.ParentElement);
}
else
{
this.SceneViewModel.AnimationEditor.DeleteAllAnimationsInSubtree((SceneElement)group);
}
this.SceneViewModel.RemoveElement((SceneNode)group);
for (int index2 = index1 - 1; index2 >= 0; --index2)
{
Base3DElement base3Delement = base3DelementArray[index2];
base3Delement.Remove();
CanonicalTransform3D canonicalTransform3D = new CanonicalTransform3D(matrix3DArray[index2] * matrix3D);
base3Delement.Transform = (Transform3D)canonicalTransform3D.ToTransform();
if (parentElement is Base3DElement)
{
GroupCommandHelpers.InsertElement(this.SceneViewModel, (Base3DElement)parentElement, (SceneNode)base3Delement, new int?(insertAt));
}
else
{
GroupCommandHelpers.InsertElement(parentElement, (SceneNode)base3Delement, insertAt);
}
}
if (flag)
{
ModelVisual3DElement modelVisual3Delement2 = parentElement as ModelVisual3DElement;
base3DelementArray[index1].Remove();
CanonicalTransform3D canonicalTransform3D = new CanonicalTransform3D(matrix3DArray[index1] * matrix3D);
base3DelementArray[index1].Transform = (Transform3D)canonicalTransform3D.ToTransform();
ModelVisual3DElement modelVisual3Delement3 = (ModelVisual3DElement)this.SceneViewModel.CreateSceneNode(typeof(ModelVisual3D));
modelVisual3Delement2.Children.Add((Visual3DElement)modelVisual3Delement3);
modelVisual3Delement3.Content = (SceneNode)base3DelementArray[index1];
}
}
return((SceneNode[])base3DelementArray);
}
internal static void InsertElement(SceneViewModel sceneViewModel, Base3DElement parent, SceneNode child, int?insertAt)
{
Model3DGroupElement model3DgroupElement = parent as Model3DGroupElement;
ModelVisual3DElement modelVisual3Delement = parent as ModelVisual3DElement;
Model3DElement model3Delement1 = child as Model3DElement;
Visual3DElement visual3Delement = child as Visual3DElement;
if (modelVisual3Delement != null)
{
if (visual3Delement != null)
{
if (insertAt.HasValue)
{
modelVisual3Delement.Children.Insert(insertAt.Value, visual3Delement);
}
else
{
modelVisual3Delement.Children.Add(visual3Delement);
}
}
else
{
if (model3Delement1 == null)
{
return;
}
modelVisual3Delement.Content = (SceneNode)model3Delement1;
}
}
else
{
if (model3DgroupElement == null)
{
return;
}
if (visual3Delement != null)
{
Model3DElement model3Delement2 = BaseElement3DCoercionHelper.CoerceToModel3D(sceneViewModel, (SceneElement)visual3Delement);
if (insertAt.HasValue)
{
model3DgroupElement.Children.Insert(insertAt.Value, model3Delement2);
}
else
{
model3DgroupElement.Children.Add(model3Delement2);
}
}
else
{
if (model3Delement1 == null)
{
return;
}
if (insertAt.HasValue)
{
model3DgroupElement.Children.Insert(insertAt.Value, model3Delement1);
}
else
{
model3DgroupElement.Children.Add(model3Delement1);
}
}
}
}