Created
July 27, 2019 15:31
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Openk Input class like unity
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| /* | |
| Usage: | |
| Call Init() once on create | |
| Call Update() in end of UpdateFrame() | |
| */ | |
| public static class Input | |
| { | |
| private static GameWindow gameWindow; | |
| private static KeyboardState keyboardState, lastKeyboardState; | |
| private static MouseState mouseState, lastMouseState; | |
| public static int MouseX => mouseState.X; | |
| public static int MouseY => mouseState.Y; | |
| public static float MouseScrollDelta => mouseState.WheelPrecise - lastMouseState.WheelPrecise; | |
| public static int MouseXDelta => mouseState.X - lastMouseState.X; | |
| public static int MouseYDelta => mouseState.Y - lastMouseState.Y; | |
| public static void Init(GameWindow window) | |
| { | |
| gameWindow = window; | |
| if (gameWindow != null) | |
| { | |
| gameWindow.KeyUp += KeyUp; | |
| gameWindow.KeyDown += KeyDown; | |
| gameWindow.MouseDown += MouseDown; | |
| gameWindow.MouseUp += MouseUp; | |
| } | |
| } | |
| public static void Update() | |
| { | |
| lastKeyboardState = keyboardState; | |
| lastMouseState = mouseState; | |
| mouseState = Mouse.GetState(); | |
| keyboardState = Keyboard.GetState(); | |
| } | |
| private static void KeyDown(object sender, KeyboardKeyEventArgs e) => | |
| keyboardState = e.Keyboard; | |
| private static void KeyUp(object sender, KeyboardKeyEventArgs e) => | |
| keyboardState = e.Keyboard; | |
| private static void MouseDown(object sender, MouseButtonEventArgs args) => | |
| mouseState = args.Mouse; | |
| private static void MouseUp(object sender, MouseButtonEventArgs args) => | |
| mouseState = args.Mouse; | |
| public static bool GetKey(Key key) => keyboardState[key]; | |
| public static bool GetKeyDown(Key key) => | |
| keyboardState[key] && (keyboardState[key] != lastKeyboardState[key]); | |
| public static bool GetKeyUp(Key key) => | |
| lastKeyboardState[key] && (keyboardState[key] != lastKeyboardState[key]); | |
| public static bool GetMouseButton(MouseButton button) => | |
| mouseState[button]; | |
| public static bool GetMouseButtonDown(MouseButton button) => | |
| mouseState[button] && (mouseState[button] != lastMouseState[button]); | |
| public static bool GetMouseButtonUp(MouseButton button) => | |
| lastMouseState[button] && (mouseState[button] != lastMouseState[button]); | |
| } |
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