public void Update(GameEngine engine)
{
//Console.WriteLine(DeltaScrollWheel);
//DeltaScrollWheel = 0; //we only want the difference for each frame, the total value is irrelevant
PreviousKeyboardState.Clear();
PreviousMouseState.Clear();
PreviousMousePosition = MousePosition;
MousePosition = Mouse.GetPosition(engine.Window);
foreach (KeyValuePair <Keyboard.Key, bool> valuePair in KeyboardState)
{
PreviousKeyboardState.Add(valuePair.Key, valuePair.Value);
}
foreach (KeyValuePair <Mouse.Button, bool> valuePair in MouseState)
{
PreviousMouseState.Add(valuePair.Key, valuePair.Value);
}
KeyboardState.Clear();
MouseState.Clear();
foreach (Keyboard.Key key in keysEnum)
{
KeyboardState.Add(key, CheckKey(key));
}
foreach (Mouse.Button button in buttonsEnum)
{
MouseState.Add(button, CheckButton(button));
}
}
public static bool IsButtonPreviouslyDown(MouseButton b)
{
return(PreviousMouseState.GetState(b) == ButtonState.Released);
}
public static bool IsButtonPreviouslyUp(MouseButton b)
{
return(PreviousMouseState.GetState(b) == ButtonState.Pressed);
}
public static ButtonState GetPreviousButtonState(MouseButton b)
{
return(PreviousMouseState.GetState(b));
}