public List <Side>[] OpenSides(int layer)
{
var sides = new[]
{
new List <Side>(), new List <Side>()
};
var required = WorldHelpers.GetOpenSides(_bottomTileNumber, layer);
if (required.Contains(Side.Top))
{
if (TileAbove == null)
{
sides[0].Add(Side.Top);
}
else if (
!(BottomTilesAbove.Contains(TileAbove.BottomTileNumber) ||
BottomTilesAbove.Contains(TileAbove.TopTileNumber)))
{
sides[0].Add(Side.Top);
}
}
if (required.Contains(Side.Bottom))
{
if (TileBelow == null)
{
sides[0].Add(Side.Bottom);
}
else if (
!(BottomTilesBelow.Contains(TileBelow.BottomTileNumber) ||
BottomTilesBelow.Contains(TileBelow.TopTileNumber)))
{
sides[0].Add(Side.Bottom);
}
}
if (required.Contains(Side.Left))
{
if (TileToLeft == null)
{
sides[0].Add(Side.Left);
}
else if (
!(BottomTilesToLeft.Contains(TileToLeft.BottomTileNumber) ||
BottomTilesToLeft.Contains(TileToLeft.TopTileNumber)))
{
sides[0].Add(Side.Left);
}
}
if (required.Contains(Side.Right))
{
if (TileToRight == null)
{
sides[0].Add(Side.Right);
}
else if (
!(BottomTilesToRight.Contains(TileToRight.BottomTileNumber) ||
BottomTilesToRight.Contains(TileToRight.TopTileNumber)))
{
sides[0].Add(Side.Right);
}
}
required = WorldHelpers.GetOpenSides(_topTileNumber, layer);
if (required.Contains(Side.Top))
{
if (TileAbove == null)
{
sides[1].Add(Side.Top);
}
else if (!(TopTilesAbove.Contains(TileAbove.TopTileNumber) || TopTilesAbove.Contains(TileAbove.BottomTileNumber)))
{
sides[1].Add(Side.Top);
}
}
if (required.Contains(Side.Bottom))
{
if (TileBelow == null)
{
sides[1].Add(Side.Bottom);
}
else if (!(TopTilesBelow.Contains(TileBelow.TopTileNumber) || TopTilesBelow.Contains(TileBelow.BottomTileNumber)))
{
sides[1].Add(Side.Bottom);
}
}
if (required.Contains(Side.Left))
{
if (TileToLeft == null)
{
sides[1].Add(Side.Left);
}
else if (!(TopTilesToLeft.Contains(TileToLeft.TopTileNumber) || TopTilesToLeft.Contains(TileToLeft.BottomTileNumber)))
{
sides[1].Add(Side.Left);
}
}
if (required.Contains(Side.Right))
{
if (TileToRight == null)
{
sides[1].Add(Side.Right);
}
else if (!(TopTilesToRight.Contains(TileToRight.TopTileNumber) || TopTilesToRight.Contains(TileToRight.BottomTileNumber)))
{
sides[1].Add(Side.Right);
}
}
return(sides);
}
public override void Draw(SpriteBatch batch)
{
var offset = Game.Center - new Vector2(Game.TileSet.TileWidth / 2f, Game.TileSet.TileHeight / 2f);
foreach (var s in WorldHelpers.GetOpenSides(CurrentTile, 1))
{
var vec = offset - new Vector2(100, 0);
if (s == Side.Bottom)
{
batch.Draw(Textures.Starter, vec, null, Color.White, 0f, Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Top)
{
batch.Draw(Textures.Starter, vec, null, Color.White, MathHelper.ToRadians(180), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Left)
{
batch.Draw(Textures.Starter, vec, null, Color.White, MathHelper.ToRadians(90), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Right)
{
batch.Draw(Textures.Starter, vec, null, Color.White, MathHelper.ToRadians(270), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
}
foreach (var s in WorldHelpers.GetOpenSides(CurrentTile, 2))
{
var vec = offset - new Vector2(100, 0);
if (s == Side.Bottom)
{
batch.Draw(Textures.Starter, vec, null, Color.White * 0.5f, 0f, Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Top)
{
batch.Draw(Textures.Starter, vec, null, Color.White * 0.5f, MathHelper.ToRadians(180), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Left)
{
batch.Draw(Textures.Starter, vec, null, Color.White * 0.5f, MathHelper.ToRadians(90), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
if (s == Side.Right)
{
batch.Draw(Textures.Starter, vec, null, Color.White * 0.5f, MathHelper.ToRadians(270), Vector2.Zero, 1f, SpriteEffects.None, 1f);
}
}
Game.TileSet.DrawTile(batch, CurrentTile, offset, Vector2.Zero, null, 0.5f);
Game.TileSet.DrawTileBridges(batch, CurrentTile, offset, Vector2.Zero, null, 0.6f);
foreach (var l in Rails)
{
batch.DrawLine(l.Start + offset, l.End + offset, Color.Red, 1);
}
foreach (var l in SpecialRails)
{
batch.DrawLine(l.Start + offset, l.End + offset, Color.Blue, 1);
}
foreach (var w in Water)
{
batch.FillRectangle(new Rectangle((int)offset.X + w.X, (int)offset.Y + w.Y, w.Width, w.Height),
Color.Red * .5f);
}
foreach (var w in Teleporters)
{
batch.FillRectangle(new Rectangle((int)offset.X + w.X, (int)offset.Y + w.Y, w.Width, w.Height),
Color.Green * .5f);
}
foreach (var b in Bouncers)
{
batch.DrawNode(b, offset);
}
if (Elevation == Elevation.Horizontal)
{
batch.Draw(Textures.HorizontalElevation, new Vector2(offset.X + Game.TileSet.TileWidth, offset.Y),
Color.White);
}
else if (Elevation == Elevation.Vertical)
{
batch.Draw(Textures.VerticalElevation, new Vector2(offset.X + Game.TileSet.TileWidth, offset.Y),
Color.White);
}
offset += new Vector2(0, Game.TileSet.TileHeight);
batch.DrawString(Fonts.GameFont, "Tile (" + CurrentTile + ")", offset, Color.White);
DrawTileList(batch, Connections.First(p => p.Key == Side.Top).Value, "T", Vector2.Zero);
DrawTileList(batch, Connections.First(p => p.Key == Side.Bottom).Value, "B", new Vector2(0, (Game.TileSet.TileWidth * 0.5f) * 1));
DrawTileList(batch, Connections.First(p => p.Key == Side.Left).Value, "L", new Vector2(0, (Game.TileSet.TileWidth * 0.5f) * 2));
DrawTileList(batch, Connections.First(p => p.Key == Side.Right).Value, "R", new Vector2(0, (Game.TileSet.TileWidth * 0.5f) * 3));
base.Draw(batch);
}