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Changed undo redo internals. moved exec code to UndoState.cs from sop that now only sees a unified UndoRedoStore class, added size limit on buffers so only last 5 undo/redo are kept. (5 is hardcode like it was ) ***UNTESTED***

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This commit is contained in:
UbitUmarov
2012-03-11 00:36:34 +00:00
parent 908abb1c3d
commit ab235abc46
2 changed files with 195 additions and 136 deletions
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155
OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
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@@ -263,8 +263,7 @@ namespace OpenSim.Region.Framework.Scenes
private bool m_occupied; // KF if any av is sitting on this prim
private string m_text = String.Empty;
private string m_touchName = String.Empty;
private Stack<UndoState> m_undo = new Stack<UndoState>(5);
private Stack<UndoState> m_redo = new Stack<UndoState>(5);
private UndoRedoState m_UndoRedo = new UndoRedoState(5);
private bool m_passTouches;
@@ -1709,8 +1708,8 @@ namespace OpenSim.Region.Framework.Scenes
dupe.Category = Category;
dupe.m_rezzed = m_rezzed;
dupe.m_undo = new Stack<UndoState>(5);
dupe.m_redo = new Stack<UndoState>(5);
dupe.m_UndoRedo = new UndoRedoState(5);
dupe.IgnoreUndoUpdate = false;
dupe.Undoing = false;
@@ -3657,82 +3656,14 @@ namespace OpenSim.Region.Framework.Scenes
ParentGroup.ScheduleGroupForTerseUpdate();
//ParentGroup.ScheduleGroupForFullUpdate();
}
/*
public void StoreUndoState()
{
StoreUndoState(false);
}
public void StoreUndoState(bool forGroup)
{
if (!Undoing && !IgnoreUndoUpdate) // just to read better - undo is in progress, or suspended
{
if (ParentGroup != null)
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
// see if we had a change
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this, forGroup))
{
return;
}
}
}
if (ParentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this, forGroup);
m_undo.Push(nUndo);
if (m_redo.Count > 0)
m_redo.Clear();
}
}
}
}
}
*/
public void StoreUndoState(ObjectChangeWhat what)
{
if (!Undoing && !IgnoreUndoUpdate) // just to read better - undo is in progress, or suspended
lock (m_UndoRedo)
{
if (ParentGroup != null)
if (!Undoing && !IgnoreUndoUpdate && ParentGroup != null) // just to read better - undo is in progress, or suspended
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
// see if we had a change
UndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(this, what))
{
return;
}
}
}
if (ParentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this, what);
m_undo.Push(nUndo);
if (m_redo.Count > 0)
m_redo.Clear();
}
}
m_UndoRedo.StoreUndo(this, what);
}
}
}
@@ -3744,84 +3675,42 @@ namespace OpenSim.Region.Framework.Scenes
{
get
{
lock (m_undo)
return m_undo.Count;
lock (m_UndoRedo)
return m_UndoRedo.Count;
}
}
public void Undo()
{
lock (m_undo)
lock (m_UndoRedo)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handling undo request for {0} {1}, stack size {2}",
// Name, LocalId, m_undo.Count);
if (Undoing || ParentGroup == null)
return;
if (m_undo.Count > 0)
{
UndoState goback = m_undo.Pop();
if (goback != null)
{
UndoState nUndo = null;
if (ParentGroup.GetSceneMaxUndo() > 0)
{
nUndo = new UndoState(this, goback.data.what);
}
goback.PlayState(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);
Undoing = true;
m_UndoRedo.Undo(this);
Undoing = false;
}
}
public void Redo()
{
lock (m_undo)
lock (m_UndoRedo)
{
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handling redo request for {0} {1}, stack size {2}",
// Name, LocalId, m_redo.Count);
if (Undoing || ParentGroup == null)
return;
if (m_redo.Count > 0)
{
UndoState gofwd = m_redo.Pop();
if (gofwd != null)
{
if (ParentGroup.GetSceneMaxUndo() > 0)
{
UndoState nUndo = new UndoState(this, gofwd.data.what);
m_undo.Push(nUndo);
}
gofwd.PlayState(this);
}
// m_log.DebugFormat(
// "[SCENE OBJECT PART]: Handled redo request for {0} {1}, stack size now {2}",
// Name, LocalId, m_redo.Count);
}
Undoing = true;
m_UndoRedo.Redo(this);
Undoing = false;
}
}
public void ClearUndoState()
{
// m_log.DebugFormat("[SCENE OBJECT PART]: Clearing undo and redo stacks in {0} {1}", Name, LocalId);
lock (m_undo)
lock (m_UndoRedo)
{
m_undo.Clear();
m_redo.Clear();
m_UndoRedo.Clear();
}
}