public void Erase(Tilemap tilemap, Vector2 localPos)
{
int minGridX = m_brushTilemap.MinGridX;
int minGridY = m_brushTilemap.MinGridY;
int maxGridX = m_brushTilemap.MaxGridX;
int maxGridY = m_brushTilemap.MaxGridY;
if (IsUndoEnabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, Tilemap.k_UndoOpName + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TilemapChunk>(), Tilemap.k_UndoOpName + tilemap.name);
#endif
}
tilemap.IsUndoEnabled = IsUndoEnabled;
int dstGy = BrushUtil.GetGridY(localPos, tilemap.CellSize);
for (int gridY = minGridY; gridY <= maxGridY; ++gridY, ++dstGy)
{
int dstGx = BrushUtil.GetGridX(localPos, tilemap.CellSize);
for (int gridX = minGridX; gridX <= maxGridX; ++gridX, ++dstGx)
{
tilemap.SetTileData(dstGx, dstGy, Tileset.k_TileData_Empty);
}
}
tilemap.UpdateMeshImmediate();
tilemap.IsUndoEnabled = false;
}
public void Paint(Tilemap tilemap, Vector2 localPos)
{
int minGridX = m_brushTilemap.MinGridX;
int minGridY = m_brushTilemap.MinGridY;
int maxGridX = m_brushTilemap.MaxGridX;
int maxGridY = m_brushTilemap.MaxGridY;
if (IsUndoEnabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, Tilemap.k_UndoOpName + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TilemapChunk>(), Tilemap.k_UndoOpName + tilemap.name);
#endif
}
tilemap.IsUndoEnabled = IsUndoEnabled;
int dstGy = BrushUtil.GetGridY(localPos, tilemap.CellSize);
for (int gridY = minGridY; gridY <= maxGridY; ++gridY, ++dstGy)
{
int dstGx = BrushUtil.GetGridX(localPos, tilemap.CellSize);
for (int gridX = minGridX; gridX <= maxGridX; ++gridX, ++dstGx)
{
uint tileData = m_brushTilemap.GetTileData(gridX, gridY);
if (
tileData != Tileset.k_TileData_Empty || // don't copy empty tiles
m_brushTilemap.GridWidth == 1 && m_brushTilemap.GridHeight == 1 // unless the brush size is one
)
{
tilemap.SetTileData(dstGx, dstGy, tileData);
}
}
}
tilemap.UpdateMeshImmediate();
tilemap.IsUndoEnabled = false;
}
void SetTilemapChunkHideFlag(HideFlags flags, bool value)
{
TilemapChunk[] chunks = m_tilemap.GetComponentsInChildren <TilemapChunk>();
foreach (TilemapChunk chunk in chunks)
{
if (value)
{
chunk.gameObject.hideFlags |= flags;
}
else
{
chunk.gameObject.hideFlags &= ~flags;
}
}
}
public void FloodFill(Tilemap tilemap, Vector2 localPos, uint tileData)
{
if (IsUndoEnabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, Tilemap.k_UndoOpName + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TilemapChunk>(), Tilemap.k_UndoOpName + tilemap.name);
#endif
}
tilemap.IsUndoEnabled = IsUndoEnabled;
TilemapDrawingUtils.FloodFill(tilemap, localPos, tileData);
tilemap.UpdateMeshImmediate();
tilemap.IsUndoEnabled = false;
}
public void CutRect(Tilemap tilemap, int startGridX, int startGridY, int endGridX, int endGridY)
{
if (IsUndoEnabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, Tilemap.k_UndoOpName + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TilemapChunk>(), Tilemap.k_UndoOpName + tilemap.name);
#endif
}
tilemap.IsUndoEnabled = IsUndoEnabled;
for (int gridY = startGridY; gridY <= endGridY; ++gridY)
{
for (int gridX = startGridX; gridX <= endGridX; ++gridX)
{
BrushTilemap.SetTileData(gridX - startGridX, gridY - startGridY, tilemap.GetTileData(gridX, gridY));
tilemap.SetTileData(gridX, gridY, Tileset.k_TileData_Empty);
}
}
BrushTilemap.UpdateMeshImmediate();
tilemap.UpdateMeshImmediate();
tilemap.IsUndoEnabled = false;
}
