Update/merge examples back into main repo (#192)

Examples/Core/InputKeys.cs

@@ -0,0 +1,79 @@
+/*******************************************************************************************
+*
+*   raylib [core] example - Keyboard input
+*
+*   This example has been created using raylib 1.0 (www.raylib.com)
+*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+using System.Numerics;
+using static Raylib_cs.Raylib;
+
+namespace Examples.Core;
+
+public class InputKeys
+{
+    public static int Main()
+    {
+        // Initialization
+        //--------------------------------------------------------------------------------------
+        const int screenWidth = 800;
+        const int screenHeight = 450;
+
+        InitWindow(screenWidth, screenHeight, "raylib [core] example - keyboard input");
+
+        Vector2 ballPosition = new((float)screenWidth / 2, (float)screenHeight / 2);
+
+        SetTargetFPS(60);       // Set target frames-per-second
+        //--------------------------------------------------------------------------------------
+
+        // Main game loop
+        while (!WindowShouldClose())
+        {
+            // Update
+            //----------------------------------------------------------------------------------
+            if (IsKeyDown(KeyboardKey.KEY_RIGHT))
+            {
+                ballPosition.X += 2.0f;
+            }
+
+            if (IsKeyDown(KeyboardKey.KEY_LEFT))
+            {
+                ballPosition.X -= 2.0f;
+            }
+
+            if (IsKeyDown(KeyboardKey.KEY_UP))
+            {
+                ballPosition.Y -= 2.0f;
+            }
+
+            if (IsKeyDown(KeyboardKey.KEY_DOWN))
+            {
+                ballPosition.Y += 2.0f;
+            }
+            //----------------------------------------------------------------------------------
+
+            // Draw
+            //----------------------------------------------------------------------------------
+            BeginDrawing();
+            ClearBackground(Color.RAYWHITE);
+
+            DrawText("move the ball with arrow keys", 10, 10, 20, Color.DARKGRAY);
+
+            DrawCircleV(ballPosition, 50, Color.MAROON);
+
+            EndDrawing();
+            //----------------------------------------------------------------------------------
+        }
+
+        // De-Initialization
+        //--------------------------------------------------------------------------------------
+        CloseWindow();
+        //--------------------------------------------------------------------------------------
+
+        return 0;
+    }
+}