Add chess (and mostly just tabletop backend stuff) (#4429)

* Add draggable tabletop component

* Use EntityCoordinates instead

* Don't send coordinates every frame

* Add chessboard + verb WIP

* Add documentation, verb networking works now

* Work so far
Need PVS refactor before being able to continue
Current code is broken

* viewsubscriber magic

* yes

* Fix map creation

* Add chess pieces, attempt prediction

* Add chess sprites and yml

* Clamping + other stuff

* fix

* stuff

* StopDragging() StartDragging()

* add piece grabbing

* Refactor dragging player to seperate event

* 🤣 Who did this 🤣💯👌

* 📮 sussy 📮

* Update chessboard sprite, scale piece while dragging

* yes

* ye

* y

* Close tabletop window when player dies

* Make interaction check more sane

* Fix funny behaviour when stunned

* Add icon

* Fix rsi

* Make time passed check more accurate

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

* Use EyeManager.PixelsPerMeter

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

* Add missing import

* Move viewport properties to XAML

* Make shared system and component abstract

* Use built in EntityManager

* Use RaiseNetworkEvent instead of SendSystemNetworkMessage

* Cache ViewSubscriberSystem

* Move unnecessary code to prototype

* Delete map on component shutdown instead of round restart

* Make documentation match rest of codebase

* Use ComponentManager instead of TryGetComponent

* Use TryGetComponent instead of GetComponent

* Add nullspace check to ClampPositionToViewport()

* Set world pos instead of local pos

* Improve server side verification

* Use visualizer

* Add netsync: false to sprites using visualizer

* Close window when chessboard is picked up

* Update to master

* Fix bug when opening window while another is opened

* Use ComponentManager

* Use TryGetValue

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Resources/Prototypes/Entities/Objects/Fun/Tabletop/chess.yml

@@ -0,0 +1,147 @@
+# Chessboard item (normal in game item you can hold in your hand)
+- type: entity
+  parent: BaseItem
+  id: ChessBoard
+  name: chessboard
+  description: A chessboard. Pieces included!
+  components:
+  - type: Sprite
+    sprite: Objects/Fun/Tabletop/chessboard.rsi
+    state: chessboard
+  - type: TabletopGame
+
+# Chessboard tabletop item (item only visible in tabletop game)
+- type: entity
+  id: ChessBoardTabletop
+  name: chessboard
+  abstract: true
+  components:
+  - type: Sprite
+    sprite: Objects/Fun/Tabletop/chessboard_tabletop.rsi
+    state: chessboard_tabletop
+    noRot: false
+    drawdepth: FloorTiles
+
+## Chess pieces
+- type: entity
+  id: BaseChessPiece
+  parent: BaseItem
+  abstract: true
+  components:
+  - type: TabletopDraggable
+  - type: Sprite
+    netsync: false
+    noRot: true
+  - type: Appearance
+    visuals:
+    - type: TabletopItemVisualizer
+
+# White pieces
+- type: entity
+  id: WhiteKing
+  name: white king
+  parent: BaseChessPiece
+  components:
+  - type: Sprite
+    sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+    state: w_king
+
+- type: entity
+  id: WhiteQueen
+  name: white queen
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: w_queen
+
+- type: entity
+  id: WhiteRook
+  name: white rook
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: w_rook
+
+- type: entity
+  id: WhiteBishop
+  name: white bishop
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: w_bishop
+
+- type: entity
+  id: WhiteKnight
+  name: white knight
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: w_knight
+
+- type: entity
+  id: WhitePawn
+  name: white pawn
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: w_pawn
+
+# Black pieces
+- type: entity
+  id: BlackKing
+  name: black king
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_king
+
+- type: entity
+  id: BlackQueen
+  name: black queen
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_queen
+
+- type: entity
+  id: BlackRook
+  name: black rook
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_rook
+
+- type: entity
+  id: BlackBishop
+  name: black bishop
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_bishop
+
+- type: entity
+  id: BlackKnight
+  name: black knight
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_knight
+
+- type: entity
+  id: BlackPawn
+  name: black pawn
+  parent: BaseChessPiece
+  components:
+    - type: Sprite
+      sprite: Objects/Fun/Tabletop/chess_pieces.rsi
+      state: b_pawn