voxel/Input.cs

using OpenTK.Windowing.Common;
using OpenTK.Windowing.GraphicsLibraryFramework;

namespace Voxel
{
    public static class Input
    {
        private static Dictionary<Keys, bool> _keystates = new Dictionary<Keys, bool>();
        private static Dictionary<MouseButton, bool> _mouseButtonStates = new Dictionary<MouseButton, bool>();

        public static Action<MouseWheelEventArgs> OnMouseWheel;

        public static bool GetMouseButton(MouseButton button)
        {
            return _mouseButtonStates.TryGetValue(button, out bool pressed) && pressed;
        }

        public static void SetMouseButton(MouseButton button, bool pressed)
        {
            _mouseButtonStates[button] = pressed;
        }

        public static bool GetKey(Keys key)
        {
            return _keystates.TryGetValue(key, out bool pressed) && pressed;
        }

        public static void SetKey(Keys key, bool pressed)
        {
            _keystates[key] = pressed;
        }

        public static void MouseWheel(MouseWheelEventArgs e)
        {
            OnMouseWheel.Invoke(e);
        }
    }
}