Update

README.md

@@ -1,3 +1,3 @@
 # Snake
 
-![Screenshot_20221029_025805](https://user-images.githubusercontent.com/72662383/198751977-ef376339-34d7-4830-8044-9027232eebba.png)
+![Screenshot_20221029_025805](./Docs/Assets/Screenshot.png)

Sources/Snake/Field.swift

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+//
+// Snake
+//
+
+import Raylib
+
+class Field {
+  let squareSize: Int32
+  let columnsCount: Int32
+  let rowsCount: Int32
+
+  let render: RenderTexture2D
+  let renderDrawPosition: Point2D
+
+  init(windowWidth: Int32, windowHeight: Int32) {
+    squareSize = 20
+    columnsCount = windowWidth / squareSize - 1
+    rowsCount = windowHeight / squareSize - 1
+
+    render = Raylib.loadRenderTexture(columnsCount * squareSize, rowsCount * squareSize)
+
+    Raylib.beginTextureMode(render)
+    Raylib.clearBackground(
+      Color(r: 26, g: 26, b: 36, a: 255)  // Dark themme
+    )
+    // Draw notebook cells
+    for x in 0..<columnsCount {
+      for y in 0..<rowsCount {
+        Raylib.drawRectangle(
+          x * squareSize + 1, y * squareSize + 1,
+          squareSize - 2, squareSize - 2,
+          Color(r: 14, g: 14, b: 18, a: 255)  // Dark themme
+        )
+      }
+    }
+    Raylib.endTextureMode()
+
+    renderDrawPosition = Point2D(
+      x: (windowWidth - render.texture.width) / 2,
+      y: (windowHeight - render.texture.height) / 2
+    )
+  }
+
+  deinit {
+    Raylib.unloadRenderTexture(render)
+  }
+}

Sources/Snake/Fruit.swift

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+//
+// Snake
+//
+
+import Raylib
+
+struct Fruit {
+  var position: Point2D
+  var color = Color(r: 230, g: 230, b: 236, a: 255)  // Dark themme
+}