/// <summary>
/// executes last state redo to part or its group
/// current state is pushed into undo
/// </summary>
/// <param name="part"></param>
public void Redo(SceneObjectPart part)
{
lock (m_undo)
{
UndoState nUndo;
// expire undo
if (m_undo.Count > 0)
{
nUndo = m_undo.First.Value;
if (nUndo != null && nUndo.checkExpire())
{
m_undo.Clear();
}
}
if (m_redo.Count > 0)
{
UndoState gofwd = m_redo.First.Value;
// check expired
if (gofwd != null && gofwd.checkExpire())
{
m_redo.Clear();
return;
}
if (gofwd != null)
{
m_redo.RemoveFirst();
// limite undo size
while (m_undo.Count >= size)
{
m_undo.RemoveLast();
}
nUndo = new UndoState(part, gofwd.data.change); // new value in part should it be full gofwd copy?
m_undo.AddFirst(nUndo);
gofwd.PlayState(part);
}
}
}
}
/// <summary>
/// adds a new state undo to part or its group, with changes indicated by what bits
/// </summary>
/// <param name="part"></param>
/// <param name="change">bit field with what is changed</param>
public void StoreUndo(SceneObjectPart part, ObjectChangeType change)
{
lock (m_undo)
{
UndoState last;
if (m_redo.Count > 0) // last code seems to clear redo on every new undo
{
m_redo.Clear();
}
if (m_undo.Count > 0)
{
// check expired entry
last = m_undo.First.Value;
if (last != null && last.checkExpire())
{
m_undo.Clear();
}
else
{
// see if we actually have a change
if (last != null)
{
if (last.Compare(part, change))
{
return;
}
}
}
}
// limite size
while (m_undo.Count >= size)
{
m_undo.RemoveLast();
}
UndoState nUndo = new UndoState(part, change);
m_undo.AddFirst(nUndo);
}
}
public void StoreUndoState()
{
if (!Undoing)
{
if (m_parentGroup != null)
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this))
return;
}
}
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
}
}
}
}
public void Redo()
{
lock (m_redo)
{
if (m_redo.Count > 0)
{
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
UndoState gofwd = m_redo.Pop();
if (gofwd != null)
gofwd.PlayfwdState(this);
}
}
}
public void Redo()
{
lock (m_undo)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handling redo request for {0} {1}, stack size {2}",
// Name, LocalId, m_redo.Count);
if (m_redo.Count > 0)
{
UndoState gofwd = m_redo[m_redo.Count - 1];
m_redo.RemoveAt(m_redo.Count - 1);
if (ParentGroup.Scene.MaxUndoCount > 0)
{
UndoState nUndo = new UndoState(this, gofwd.ForGroup);
m_undo.Add(nUndo);
if (m_undo.Count > ParentGroup.Scene.MaxUndoCount)
m_undo.RemoveAt(0);
}
gofwd.PlayfwdState(this);
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handled redo request for {0} {1}, stack size now {2}",
// Name, LocalId, m_redo.Count);
}
}
}
public void StoreUndoState()
{
if (!Undoing)
{
if (!IgnoreUndoUpdate)
{
IBackupModule backup = null;
if(ParentGroup != null &&
ParentGroup.Scene != null)
backup = ParentGroup.Scene.RequestModuleInterface<IBackupModule>();
if (m_parentGroup != null &&
ParentGroup.Scene != null &&
(backup == null || (backup != null && !backup.LoadingPrims)))
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this))
return;
}
}
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
}
}
}
}
public void Undo()
{
lock (m_undo)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handling undo request for {0} {1}, stack size {2}",
// Name, LocalId, m_undo.Count);
if (m_undo.Count > 0)
{
UndoState goback = m_undo.Pop();
if (goback != null)
{
UndoState nUndo = null;
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
nUndo = new UndoState(this, goback.ForGroup);
}
goback.PlaybackState(this);
if (nUndo != null)
m_redo.Push(nUndo);
}
}
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handled undo request for {0} {1}, stack size now {2}",
// Name, LocalId, m_undo.Count);
}
}
public void StoreUndoState()
{
if (!Undoing)
{
if (!IgnoreUndoUpdate)
{
if (m_parentGroup != null)
{
// m_log.DebugFormat("[SCENE OBJECT PART]: Storing undo state for {0} {1}", Name, LocalId);
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this))
return;
}
}
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
}
}
}
// else
// {
// m_log.DebugFormat("[SCENE OBJECT PART]: Ignoring undo store for {0} {1}", Name, LocalId);
// }
}
// else
// {
// m_log.DebugFormat("[SCENE OBJECT PART]: Ignoring undo store for {0} {1} since already undoing", Name, LocalId);
// }
}
public void Undo()
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState nUndo = null;
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
nUndo = new UndoState(this);
}
UndoState goback = m_undo.Pop();
if (goback != null)
{
goback.PlaybackState(this);
if (nUndo != null)
m_redo.Push(nUndo);
}
}
}
}
public void Redo()
{
lock (m_redo)
{
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
UndoState gofwd = m_redo.Pop();
if (gofwd != null)
gofwd.PlayfwdState(this);
}
}
/// <summary>
/// executes last state redo to part or its group
/// current state is pushed into undo
/// </summary>
/// <param name="part"></param>
public void Redo(SceneObjectPart part)
{
lock (m_undo)
{
UndoState nUndo;
// expire undo
if (m_undo.Count > 0)
{
nUndo = m_undo.First.Value;
if (nUndo != null && nUndo.checkExpire())
m_undo.Clear();
}
if (m_redo.Count > 0)
{
UndoState gofwd = m_redo.First.Value;
// check expired
if (gofwd != null && gofwd.checkExpire())
{
m_redo.Clear();
return;
}
if (gofwd != null)
{
m_redo.RemoveFirst();
// limite undo size
while (m_undo.Count >= size)
m_undo.RemoveLast();
nUndo = new UndoState(part, gofwd.data.change); // new value in part should it be full gofwd copy?
m_undo.AddFirst(nUndo);
gofwd.PlayState(part);
}
}
}
}
/// <summary>
/// adds a new state undo to part or its group, with changes indicated by what bits
/// </summary>
/// <param name="part"></param>
/// <param name="change">bit field with what is changed</param>
public void StoreUndo(SceneObjectPart part, ObjectChangeType change)
{
lock (m_undo)
{
UndoState last;
if (m_redo.Count > 0) // last code seems to clear redo on every new undo
{
m_redo.Clear();
}
if (m_undo.Count > 0)
{
// check expired entry
last = m_undo.First.Value;
if (last != null && last.checkExpire())
m_undo.Clear();
else
{
// see if we actually have a change
if (last != null)
{
if (last.Compare(part, change))
return;
}
}
}
// limite size
while (m_undo.Count >= size)
m_undo.RemoveLast();
UndoState nUndo = new UndoState(part, change);
m_undo.AddFirst(nUndo);
}
}
public void Redo()
{
// m_log.DebugFormat("[SCENE OBJECT PART]: Handling redo request for {0} {1}", Name, LocalId);
lock (m_redo)
{
if (m_parentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
UndoState gofwd = m_redo.Pop();
if (gofwd != null)
gofwd.PlayfwdState(this);
}
}
public void StoreUndoState(bool forGroup)
{
if (!Undoing)
{
if (!IgnoreUndoUpdate)
{
if (ParentGroup != null)
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo.Peek();
if (last != null)
{
// TODO: May need to fix for group comparison
if (last.Compare(this))
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Not storing undo for {0} {1} since current state is same as last undo state, initial stack size {2}",
// Name, LocalId, m_undo.Count);
return;
}
}
}
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Storing undo state for {0} {1}, forGroup {2}, initial stack size {3}",
// Name, LocalId, forGroup, m_undo.Count);
if (ParentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this, forGroup);
m_undo.Push(nUndo);
if (m_redo.Count > 0)
m_redo.Clear();
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Stored undo state for {0} {1}, forGroup {2}, stack size now {3}",
// Name, LocalId, forGroup, m_undo.Count);
}
}
}
}
// else
// {
// m_log.DebugFormat("[SCENE OBJECT PART]: Ignoring undo store for {0} {1}", Name, LocalId);
// }
}
// else
// {
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Ignoring undo store for {0} {1} since already undoing", Name, LocalId);
// }
}
public void StoreUndoState(bool forGroup)
{
if (ParentGroup == null || ParentGroup.Scene == null)
return;
if (Undoing)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Ignoring undo store for {0} {1} since already undoing", Name, LocalId);
return;
}
if (IgnoreUndoUpdate)
{
// m_log.DebugFormat("[SCENE OBJECT PART]: Ignoring undo store for {0} {1}", Name, LocalId);
return;
}
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo[m_undo.Count - 1];
if (last != null)
{
// TODO: May need to fix for group comparison
if (last.Compare(this))
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Not storing undo for {0} {1} since current state is same as last undo state, initial stack size {2}",
// Name, LocalId, m_undo.Count);
return;
}
}
}
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Storing undo state for {0} {1}, forGroup {2}, initial stack size {3}",
// Name, LocalId, forGroup, m_undo.Count);
if (ParentGroup.Scene.MaxUndoCount > 0)
{
UndoState nUndo = new UndoState(this, forGroup);
m_undo.Add(nUndo);
if (m_undo.Count > ParentGroup.Scene.MaxUndoCount)
m_undo.RemoveAt(0);
if (m_redo.Count > 0)
m_redo.Clear();
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Stored undo state for {0} {1}, forGroup {2}, stack size now {3}",
// Name, LocalId, forGroup, m_undo.Count);
}
}
}
public void Redo()
{
lock (m_undo)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handling redo request for {0} {1}, stack size {2}",
// Name, LocalId, m_redo.Count);
if (m_redo.Count > 0)
{
UndoState gofwd = m_redo.Pop();
if (gofwd != null)
{
if (ParentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this, gofwd.ForGroup);
m_undo.Push(nUndo);
}
gofwd.PlayfwdState(this);
}
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handled redo request for {0} {1}, stack size now {2}",
// Name, LocalId, m_redo.Count);
}
}
}
public void StoreUndoState()
{
if (!Undoing)
{
if (!IgnoreUndoUpdate)
{
if (m_parentGroup != null &&
ParentGroup.Scene != null &&
!ParentGroup.Scene.LoadingPrims)
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this))
return;
}
}
UndoState nUndo = new UndoState(this);
m_undo.Push(nUndo);
}
}
}
}
}
