public override void OnInvalidate(InvalidateArgs invalidateType)
{
if ((invalidateType.InvalidateType == InvalidateType.Content ||
invalidateType.InvalidateType == InvalidateType.Matrix ||
invalidateType.InvalidateType == InvalidateType.Mesh) &&
invalidateType.Source != this &&
!RebuildLocked)
{
Rebuild(null);
}
else if (invalidateType.InvalidateType == InvalidateType.Color)
{
var sourceItem = OperationSourceObject3D.GetOrCreateSourceContainer(this).Children.FirstOrDefault();
foreach (var item in Children)
{
if (item != sourceItem)
{
item.Color = sourceItem.Color;
}
}
base.OnInvalidate(invalidateType);
}
else if (invalidateType.InvalidateType == InvalidateType.Properties &&
invalidateType.Source == this)
{
Rebuild(null);
}
else
{
base.OnInvalidate(invalidateType);
}
}
private void Rebuild(UndoBuffer undoBuffer)
{
using (this.RebuildLock())
{
this.DebugDepth("Rebuild");
var sourceContainer = OperationSourceObject3D.GetOrCreateSourceContainer(this);
this.Children.Modify(list =>
{
list.Clear();
// add back in the sourceContainer
list.Add(sourceContainer);
// get the source item
var sourceItem = sourceContainer.Children.First();
for (int i = 0; i < Math.Max(Count, 1); i++)
{
var next = sourceItem.Clone();
next.Matrix = sourceItem.Matrix * Matrix4X4.CreateTranslation(Direction.Normal.GetNormal() * Distance * i);
list.Add(next);
}
});
}
this.Invalidate(new InvalidateArgs(this, InvalidateType.Content));
}
private void Rebuild(UndoBuffer undoBuffer)
{
using (this.RebuildLock())
{
this.DebugDepth("Rebuild");
var aabb = this.GetAxisAlignedBoundingBox();
// check if we have initialized the Axis
if (Axis.Origin.X == double.NegativeInfinity)
{
// make it something reasonable (just to the left of the aabb of the object)
Axis.Origin = aabb.Center - new Vector3(-30, 0, 0);
}
// make sure our length is in the right axis
for (int i = 0; i < 3; i++)
{
if (Axis.Normal[i] != 0 && Axis.Origin[i] == 0)
{
var newOrigin = Vector3.Zero;
newOrigin[i] = Math.Max(aabb.Center[0] - Axis.Origin[0],
Math.Max(aabb.Center[1] - Axis.Origin[1],
aabb.Center[2] - Axis.Origin[2]));
}
}
var sourceContainer = OperationSourceObject3D.GetOrCreateSourceContainer(this);
this.Children.Modify(list =>
{
list.Clear();
// add back in the sourceContainer
list.Add(sourceContainer);
// get the source item
var sourceItem = sourceContainer.Children.First();
var offset = Vector3.Zero;
for (int i = 0; i < Math.Max(Count, 1); i++)
{
var next = sourceItem.Clone();
var normal = Axis.Normal.GetNormal();
var angleRadians = MathHelper.DegreesToRadians(Angle) / Count * i;
next.Rotate(Axis.Origin, normal, angleRadians);
if (!RotatePart)
{
var nextAabb = next.GetAxisAlignedBoundingBox();
next.Rotate(nextAabb.Center, normal, -angleRadians);
}
list.Add(next);
}
});
}
this.Invalidate(new InvalidateArgs(this, InvalidateType.Content));
}
public override void Apply(UndoBuffer undoBuffer)
{
OperationSourceObject3D.Apply(this);
base.Apply(undoBuffer);
}
public override void Remove(UndoBuffer undoBuffer)
{
OperationSourceObject3D.Remove(this);
base.Remove(undoBuffer);
}
public override void Flatten(UndoBuffer undoBuffer)
{
OperationSourceObject3D.Flatten(this);
base.Flatten(undoBuffer);
}