public static bool WasButtonPressed(Keys key)
{
bool pressed = false;
if (CurrentKeyState.IsKeyUp(key) && PreviousKeyState.IsKeyDown(key))
{
pressed = true;
}
return(pressed);
}
// Returns false if all keys were previously used or are not relesead
public static bool AnyKeysReleased(params Keys[] keys)
{
if (keys.All(k => BlockList.Contains(k)))
{
return(false);
}
return(keys.Any(k =>
{
if (!KeyState.IsKeyUp(k) || !PreviousKeyState.IsKeyDown(k))
{
return false;
}
BlockList.Add(k);
return true;
}));
}
public override void Update(GameTime gameTime)
{
if (!ShouldUpdate())
{
return;
}
if ((Keyboard.GetState().IsKeyDown(Keys.RightShift) && PreviousKeyState.IsKeyUp(Keys.RightShift)) ||
(Keyboard.GetState().IsKeyDown(Keys.LeftShift) && PreviousKeyState.IsKeyUp(Keys.LeftShift)) ||
(Keyboard.GetState().IsKeyUp(Keys.RightShift) && PreviousKeyState.IsKeyDown(Keys.RightShift)) ||
(Keyboard.GetState().IsKeyUp(Keys.LeftShift) && PreviousKeyState.IsKeyDown(Keys.LeftShift)))
{
_swapFunctionKeySourceRectangles();
}
if (_lastScrollOffset != _scroll.ScrollOffset)
{
UpdateIconsForScroll();
}
base.Update(gameTime);
}
static bool IsNoKey()
{
return(CurrentKeyState.GetPressedKeys().Length == 0 && PreviousKeyState.GetPressedKeys().Length == 0);
}
static bool IsAnyKeyHeld()
{
return(CurrentKeyState.GetPressedKeys().Length > 0 && PreviousKeyState.GetPressedKeys().Length > 0);
}
static bool IsKeyReleased(QKeyStates keyState)
{
return(CurrentKeyState.IsKeyUp((Keys)keyState) && PreviousKeyState.IsKeyDown((Keys)keyState));
}
public bool KeyReleased(Keys key)
{
return(CurrentKeyState.IsKeyUp(key) && PreviousKeyState.IsKeyDown(key));
}
public static bool IsKeyPressed(Keys key)
{
return(PreviousKeyState.IsKeyUp(key) && CurrentKeyState.IsKeyDown(key));
}
public static bool IsKeyPreviouslyUp(Keys key)
{
return(PreviousKeyState.IsKeyUp(key));
}
