public static RectInt Outset(this IRectInt rect, int top, int right, int bottom, int left) => new RectInt(rect.X - left, rect.Y - top, rect.W + right + left, rect.H + top + bottom);
public static RectInt Inset(this IRectInt rect, int top, int right, int bottom, int left) => new RectInt(rect.X + left, rect.Y + top, rect.W - right, rect.H - bottom);
public static void Box(this IRenderer <SokobanPixel> rr, IRectInt rect, SokobanPixel[]?pixel = null) => RendererExt.Box <SokobanPixel>(rr, rect, pixel ?? AsciiBox);
public static RectInt Outset(this IRectInt rect, int all) => rect.Outset(all, all, all, all);
public static void TitleBox(this IRenderer <SokobanPixel> rr, IRectInt rect, string text, SokobanPixel[]?pixel = null)
{
pixel ??= AsciiBox;
Box(rr, rect, pixel);
rr.DrawText(rect.TM, $"[ {text} ]", pixel[0], TextAlign.Middle);
}
