static void RedoHandler([NotNull] Player player, [NotNull] CommandReader cmd)
{
if (cmd.HasNext)
{
CdRedo.PrintUsage(player);
return;
}
World playerWorld = player.World;
if (playerWorld == null)
{
PlayerOpException.ThrowNoWorld(player);
}
UndoState redoState = player.RedoPop();
if (redoState == null)
{
player.MessageNow("There is currently nothing to redo.");
return;
}
string msg = "Redo: ";
if (redoState.Op != null && !redoState.Op.IsDone)
{
redoState.Op.Cancel();
msg += String.Format("Cancelled {0} (was {1}% done). ",
redoState.Op.Description,
redoState.Op.PercentDone);
}
// no need to set player.drawingInProgress here because this is done on the user thread
Logger.Log(LogType.UserActivity,
"Player {0} initiated /Redo affecting {1} blocks (on world {2})",
player.Name,
redoState.Buffer.Count,
playerWorld.Name);
msg += String.Format("Restoring {0} blocks. Type &H/Undo&S to reverse.",
redoState.Buffer.Count);
player.MessageNow(msg);
var op = new UndoDrawOperation(player, redoState, true);
op.Prepare(new Vector3I[0]);
op.Begin();
}
static void UndoHandler([NotNull] Player player, [NotNull] CommandReader cmd)
{
World playerWorld = player.World;
if (playerWorld == null)
{
PlayerOpException.ThrowNoWorld(player);
}
if (cmd.HasNext)
{
player.Message("Undo command takes no parameters. Did you mean to do &H/UndoPlayer&S or &H/UndoArea&S?");
return;
}
string msg = "Undo: ";
UndoState undoState = player.UndoPop();
if (undoState == null)
{
player.MessageNow("There is currently nothing to undo.");
return;
}
// Cancel the last DrawOp, if still in progress
if (undoState.Op != null && !undoState.Op.IsDone && !undoState.Op.IsCancelled)
{
undoState.Op.Cancel();
msg += String.Format("Cancelled {0} (was {1}% done). ",
undoState.Op.Description,
undoState.Op.PercentDone);
}
// Check if command was too massive.
if (undoState.IsTooLargeToUndo)
{
if (undoState.Op != null)
{
player.MessageNow("Cannot undo {0}: too massive.", undoState.Op.Description);
}
else
{
player.MessageNow("Cannot undo: too massive.");
}
return;
}
// no need to set player.drawingInProgress here because this is done on the user thread
Logger.Log(LogType.UserActivity,
"Player {0} initiated /Undo affecting {1} blocks (on world {2})",
player.Name,
undoState.Buffer.Count,
playerWorld.Name);
msg += String.Format("Restoring {0} blocks. Type &H/Redo&S to reverse.",
undoState.Buffer.Count);
player.MessageNow(msg);
var op = new UndoDrawOperation(player, undoState, false);
op.Prepare(new Vector3I[0]);
op.Begin();
}
