public static UndoBuffer Read(string filename)
{
var buffer = new UndoBuffer();
using (var stream = new FileStream(filename, FileMode.Open))
{
using (var br = new BinaryReader(stream))
{
var tilecount = br.ReadInt32();
for (int i = 0; i < tilecount; i++)
{
int x = br.ReadInt32();
int y = br.ReadInt32();
var curTile = World.ReadTileDataFromStream(br, World.CompatibleVersion);
buffer.Tiles.Add(new UndoTile(new Vector2Int32(x, y), curTile));
}
buffer.Chests.Clear();
buffer.Chests.AddRange(World.ReadChestDataFromStream(br, World.CompatibleVersion));
buffer.Signs.Clear();
buffer.Signs.AddRange(World.ReadSignDataFromStream(br));
}
}
return buffer;
}
public UndoManager(WorldViewModel viewModel)
{
if (!Directory.Exists(Dir))
{
Directory.CreateDirectory(Dir);
}
_wvm = viewModel;
_buffer = new UndoBuffer(GetUndoFileName());
}
public void Redo()
{
if (_currentIndex > _maxIndex || _currentIndex < 0)
{
return;
}
var buffer = UndoBuffer.Read(string.Format(RedoFile, _currentIndex));
foreach (var undoTile in buffer.Tiles)
{
var curTile = (Tile)_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y].Clone();
if (curTile.Type == 21)
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(undoTile.Location.X, undoTile.Location.Y);
if (curchest != null)
{
_wvm.CurrentWorld.Chests.Remove(curchest);
}
}
if (curTile.Type == 55 || curTile.Type == 85)
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(undoTile.Location.X, undoTile.Location.Y);
if (cursign != null)
{
_wvm.CurrentWorld.Signs.Remove(cursign);
}
}
_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y] = (Tile)undoTile.Tile.Clone();
_wvm.UpdateRenderPixel(undoTile.Location);
/* Heathtech */
BlendRules.ResetUVCache(_wvm, undoTile.Location.X, undoTile.Location.Y, 1, 1);
}
foreach (var chest in buffer.Chests)
{
_wvm.CurrentWorld.Chests.Add(chest.Copy());
}
foreach (var sign in buffer.Signs)
{
_wvm.CurrentWorld.Signs.Add(sign.Copy());
}
_currentIndex++;
}
protected virtual void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
// free managed
}
// Free your own state (unmanaged objects).
// Set large fields to null.
_buffer = null;
foreach (var file in Directory.GetFiles(Dir))
{
File.Delete(file);
}
disposed = true;
}
}
protected virtual void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
if (_buffer != null)
{
_buffer.Dispose();
}
_buffer = null;
}
// Free your own state (unmanaged objects).
// Set large fields to null.
CleanupOldUndoFiles(true);
disposed = true;
}
}
public void Undo()
{
if (_currentIndex <= 0)
{
return;
}
_currentIndex--;
UndoBuffer redo = new UndoBuffer(string.Format(RedoFile, _currentIndex));
using (var stream = new FileStream(string.Format(UndoFile, _currentIndex), FileMode.Open))
using (BinaryReader br = new BinaryReader(stream))
{
foreach (var undoTile in UndoBuffer.ReadUndoTilesFromStream(br))
{
var curTile = (Tile)_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y];
redo.Add(undoTile.Location, curTile);
if (Tile.IsChest(curTile.Type))
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(undoTile.Location.X, undoTile.Location.Y);
if (curchest != null)
{
_wvm.CurrentWorld.Chests.Remove(curchest);
var chest = curchest.Copy();
redo.Chests.Add(chest);
}
}
if (Tile.IsSign(curTile.Type))
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(undoTile.Location.X, undoTile.Location.Y);
if (cursign != null)
{
_wvm.CurrentWorld.Signs.Remove(cursign);
var sign = cursign.Copy();
redo.Signs.Add(sign);
}
}
_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y] = (Tile)undoTile.Tile;
_wvm.UpdateRenderPixel(undoTile.Location);
/* Heathtech */
BlendRules.ResetUVCache(_wvm, undoTile.Location.X, undoTile.Location.Y, 1, 1);
}
redo.Close();
redo.Dispose();
redo = null;
foreach (var chest in World.LoadChestData(br))
{
_wvm.CurrentWorld.Chests.Add(chest);
}
foreach (var sign in World.LoadSignData(br))
{
_wvm.CurrentWorld.Signs.Add(sign);
}
}
OnUndid(this, EventArgs.Empty);
}
protected virtual void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
if (_buffer != null)
{
_buffer.Dispose();
}
_buffer = null;
}
// Free your own state (unmanaged objects).
// Set large fields to null.
CleanupOldUndoFiles(true);
disposed = true;
}
}
public void Undo()
{
if (_currentIndex <= 0)
return;
_currentIndex--;
UndoBuffer redo = new UndoBuffer(string.Format(RedoFile, _currentIndex));
using (var stream = new FileStream(string.Format(UndoFile, _currentIndex), FileMode.Open))
using (BinaryReader br = new BinaryReader(stream))
{
foreach (var undoTile in UndoBuffer.ReadUndoTilesFromStream(br))
{
var curTile = (Tile)_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y];
redo.Add(undoTile.Location, curTile);
if (Tile.IsChest(curTile.Type))
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(undoTile.Location.X, undoTile.Location.Y);
if (curchest != null)
{
_wvm.CurrentWorld.Chests.Remove(curchest);
var chest = curchest.Copy();
redo.Chests.Add(chest);
}
}
if (Tile.IsSign(curTile.Type))
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(undoTile.Location.X, undoTile.Location.Y);
if (cursign != null)
{
_wvm.CurrentWorld.Signs.Remove(cursign);
var sign = cursign.Copy();
redo.Signs.Add(sign);
}
}
_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y] = (Tile)undoTile.Tile;
_wvm.UpdateRenderPixel(undoTile.Location);
/* Heathtech */
BlendRules.ResetUVCache(_wvm, undoTile.Location.X, undoTile.Location.Y, 1, 1);
}
redo.Close();
redo.Dispose();
redo = null;
foreach (var chest in World.LoadChestData(br))
{
_wvm.CurrentWorld.Chests.Add(chest);
}
foreach (var sign in World.LoadSignData(br))
{
_wvm.CurrentWorld.Signs.Add(sign);
}
}
OnUndid(this, EventArgs.Empty);
}
public void SaveUndo()
{
// no tiles to undo, skip save
if (_buffer == null)
{
return;
}
//ValidateAndRemoveChests();
_maxIndex = _currentIndex;
_buffer.Close();
_currentIndex++;
_buffer = null;
OnUndoSaved(this, EventArgs.Empty);
}
public void SaveTile(int x, int y)
{
if (_buffer == null)
Buffer = new UndoBuffer(GetUndoFileName());
ValidateAndRemoveChests();
var curTile = (Tile)_wvm.CurrentWorld.Tiles[x, y].Clone();
if (Tile.IsChest(curTile.Type) && !Buffer.Chests.Any(c => c.X == x && c.Y == y))
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(x, y);
if (curchest != null)
{
var chest = curchest.Copy();
Buffer.Chests.Add(chest);
}
}
else if (Tile.IsSign(curTile.Type) && !Buffer.Signs.Any(c => c.X == x && c.Y == y))
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(x, y);
if (cursign != null)
{
var sign = cursign.Copy();
Buffer.Signs.Add(sign);
}
}
Buffer.Add(new Vector2Int32(x, y), curTile);
}
public static UndoBuffer Read(string filename)
{
var buffer = new UndoBuffer();
using (var stream = new FileStream(filename, FileMode.Open))
{
using (var br = new BinaryReader(stream))
{
var tilecount = br.ReadInt32();
for (int i = 0; i < tilecount; i++)
{
int x = br.ReadInt32();
int y = br.ReadInt32();
var curTile = new Tile();
curTile.IsActive = br.ReadBoolean();
if (curTile.IsActive)
{
curTile.Type = br.ReadByte();
if (World.TileProperties[curTile.Type].IsFramed)
{
curTile.U = br.ReadInt16();
curTile.V = br.ReadInt16();
}
}
if (br.ReadBoolean())
curTile.Wall = br.ReadByte();
if (br.ReadBoolean())
{
curTile.Liquid = br.ReadByte();
curTile.IsLava = br.ReadBoolean();
}
curTile.HasWire = br.ReadBoolean();
buffer.Tiles.Add(new UndoTile(new Vector2Int32(x,y), curTile));
}
for (int chestIndex = 0; chestIndex < 1000; chestIndex++)
{
if (br.ReadBoolean())
{
var curChest = new Chest(br.ReadInt32(), br.ReadInt32());
for (int j = 0; j < Chest.MaxItems; ++j)
{
curChest.Items[j].StackSize = br.ReadByte();
if (curChest.Items[j].StackSize > 0)
{
curChest.Items[j].NetId = br.ReadInt32();
curChest.Items[j].Prefix = br.ReadByte();
}
else
{
curChest.Items[j].NetId = 0;
}
}
buffer.Chests.Add(curChest);
}
}
for (int signIndex = 0; signIndex < 1000; signIndex++)
{
if (br.ReadBoolean())
{
string text = br.ReadString();
int x = br.ReadInt32();
int y = br.ReadInt32();
buffer.Signs.Add(new Sign(x, y, text));
}
}
}
}
return buffer;
}
public static UndoBuffer Read(string filename)
{
var buffer = new UndoBuffer();
using (var stream = new FileStream(filename, FileMode.Open))
{
using (var br = new BinaryReader(stream))
{
var tilecount = br.ReadInt32();
for (int i = 0; i < tilecount; i++)
{
int x = br.ReadInt32();
int y = br.ReadInt32();
var curTile = new Tile();
curTile.IsActive = br.ReadBoolean();
if (curTile.IsActive)
{
curTile.Type = br.ReadByte();
if (World.TileProperties[curTile.Type].IsFramed)
{
curTile.U = br.ReadInt16();
curTile.V = br.ReadInt16();
}
}
if (br.ReadBoolean())
{
curTile.Wall = br.ReadByte();
}
if (br.ReadBoolean())
{
curTile.Liquid = br.ReadByte();
curTile.IsLava = br.ReadBoolean();
}
curTile.HasWire = br.ReadBoolean();
buffer.Tiles.Add(new UndoTile(new Vector2Int32(x, y), curTile));
}
for (int chestIndex = 0; chestIndex < 1000; chestIndex++)
{
if (br.ReadBoolean())
{
var curChest = new Chest(br.ReadInt32(), br.ReadInt32());
for (int j = 0; j < Chest.MaxItems; ++j)
{
curChest.Items[j].StackSize = br.ReadByte();
if (curChest.Items[j].StackSize > 0)
{
curChest.Items[j].ItemName = br.ReadString();
curChest.Items[j].Prefix = br.ReadByte();
}
else
{
curChest.Items[j].ItemName = "[empty]";
}
}
buffer.Chests.Add(curChest);
}
}
for (int signIndex = 0; signIndex < 1000; signIndex++)
{
if (br.ReadBoolean())
{
string text = br.ReadString();
int x = br.ReadInt32();
int y = br.ReadInt32();
buffer.Signs.Add(new Sign(x, y, text));
}
}
}
}
return(buffer);
}
protected virtual void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
// free managed
}
// Free your own state (unmanaged objects).
// Set large fields to null.
_buffer = null;
foreach (var file in Directory.GetFiles(Dir))
{
File.Delete(file);
}
disposed = true;
}
}
public void Undo()
{
if (_currentIndex <= 0)
return;
_currentIndex--;
var buffer = UndoBuffer.Read(string.Format(UndoFile, _currentIndex));
var redo = new UndoBuffer();
foreach (var undoTile in buffer.Tiles)
{
var curTile = (Tile)_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y].Clone();
if (curTile.Type == 21)
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(undoTile.Location.X, undoTile.Location.Y);
if (curchest != null)
{
_wvm.CurrentWorld.Chests.Remove(curchest);
var chest = curchest.Copy();
redo.Chests.Add(chest);
}
}
if (curTile.Type == 55 || curTile.Type == 85)
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(undoTile.Location.X, undoTile.Location.Y);
if (cursign != null)
{
_wvm.CurrentWorld.Signs.Remove(cursign);
var sign = cursign.Copy();
redo.Signs.Add(sign);
}
}
redo.Tiles.Add(new UndoTile(undoTile.Location, curTile));
_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y] = (Tile)undoTile.Tile.Clone();
_wvm.UpdateRenderPixel(undoTile.Location);
/* Heathtech */
BlendRules.ResetUVCache(_wvm, undoTile.Location.X, undoTile.Location.Y, 1, 1);
}
foreach (var chest in buffer.Chests)
{
_wvm.CurrentWorld.Chests.Add(chest.Copy());
}
foreach (var sign in buffer.Signs)
{
_wvm.CurrentWorld.Signs.Add(sign.Copy());
}
redo.Write(string.Format(RedoFile, _currentIndex));
}
public void SaveUndo()
{
ValidateAndRemoveChests();
_maxIndex = _currentIndex;
_buffer.Write(string.Format(UndoFile, _currentIndex));
_currentIndex++;
Buffer = new UndoBuffer();
}
public void Undo()
{
if (_currentIndex <= 0)
{
return;
}
_currentIndex--;
List <Chest> Chests = new List <Chest>();
List <Sign> Signs = new List <Sign>();
using (var ws = new FileStream(string.Format(RedoFile, _currentIndex), FileMode.Create))
using (var bw = new BinaryWriter(ws))
using (var stream = new FileStream(string.Format(UndoFile, _currentIndex), FileMode.Open))
using (BinaryReader br = new BinaryReader(stream))
{
int count = br.ReadInt32();
br.BaseStream.Position -= 4;
bw.Write(count);
foreach (var undoTile in UndoBuffer.ReadUndoTilesFromStream(br))
{
var curTile = (Tile)_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y];
if (curTile.Type == 21)
{
var curchest = _wvm.CurrentWorld.GetChestAtTile(undoTile.Location.X, undoTile.Location.Y);
if (curchest != null)
{
_wvm.CurrentWorld.Chests.Remove(curchest);
var chest = curchest.Copy();
Chests.Add(chest);
}
}
if (curTile.Type == 55 || curTile.Type == 85)
{
var cursign = _wvm.CurrentWorld.GetSignAtTile(undoTile.Location.X, undoTile.Location.Y);
if (cursign != null)
{
_wvm.CurrentWorld.Signs.Remove(cursign);
var sign = cursign.Copy();
Signs.Add(sign);
}
}
bw.Write(undoTile.Location.X);
bw.Write(undoTile.Location.Y);
World.WriteTileDataToStream(curTile, bw);
_wvm.CurrentWorld.Tiles[undoTile.Location.X, undoTile.Location.Y] = (Tile)undoTile.Tile;
_wvm.UpdateRenderPixel(undoTile.Location);
/* Heathtech */
BlendRules.ResetUVCache(_wvm, undoTile.Location.X, undoTile.Location.Y, 1, 1);
}
World.WriteChestDataToStream(Chests, bw);
World.WriteSignDataToStream(Signs, bw);
foreach (var chest in World.ReadChestDataFromStream(br, World.CompatibleVersion))
{
_wvm.CurrentWorld.Chests.Add(chest);
}
foreach (var sign in World.ReadSignDataFromStream(br))
{
_wvm.CurrentWorld.Signs.Add(sign);
}
}
OnUndid(this, EventArgs.Empty);
}
public void CreateUndo()
{
if (_buffer == null)
Buffer = new UndoBuffer(GetUndoFileName());
}
public void SaveUndo()
{
//ValidateAndRemoveChests();
_maxIndex = _currentIndex;
_buffer.Close();
_currentIndex++;
_buffer = null;
OnUndoSaved(this, EventArgs.Empty);
}
