private void Resize(int newWidth, int newHeight)
{
newWidth = FlaiMath.Max(EditorMap.MinimumWidth, newWidth);
newHeight = FlaiMath.Max(EditorMap.MinimumHeight, newHeight);
if (newWidth == _width && newHeight == _height)
{
return;
}
TileType[] newTiles = new TileType[newWidth * newHeight];
newTiles.Populate(TileType.Air); // not very fast. could be done faster
int lastY = Math.Min(_height, newHeight);
int lastX = Math.Min(_width, newWidth);
for (int y = 0; y < lastY; y++)
{
for (int x = 0; x < lastX; x++)
{
newTiles[x + y * newWidth] = _tiles[x + y * _width];
}
}
_width = newWidth;
_height = newHeight;
_tiles = newTiles;
}