private void OnScrollWheel(InputAction.CallbackContext context)
{
EKeyboardModifier modifier = InputUtils.GetCurrentKeyboardModifier();
int scrollDirection = Math.Sign(context.ReadValue <Vector2>().y);
if (scrollDirection != 0 && noteArea.IsPointerOver)
{
// Scroll horizontal in NoteArea with no modifier
if (modifier == EKeyboardModifier.None)
{
noteArea.ScrollHorizontal(scrollDirection);
}
// Zoom horizontal in NoteArea with Ctrl
if (modifier == EKeyboardModifier.Ctrl)
{
noteArea.ZoomHorizontal(scrollDirection);
}
// Scroll vertical in NoteArea with Shift
if (modifier == EKeyboardModifier.Shift)
{
noteArea.ScrollVertical(scrollDirection);
}
// Zoom vertical in NoteArea with Ctrl + Shift
if (modifier == EKeyboardModifier.CtrlShift)
{
noteArea.ZoomVertical(scrollDirection);
}
}
}
private void UpdateInputToScrollAndZoom(EKeyboardModifier modifier)
{
// Scroll with arroy keys
if (Input.GetKeyUp(KeyCode.LeftArrow) && modifier == EKeyboardModifier.None && !InputFieldHasFocus())
{
noteArea.ScrollHorizontal(-1);
}
if (Input.GetKeyUp(KeyCode.RightArrow) && modifier == EKeyboardModifier.None && !InputFieldHasFocus())
{
noteArea.ScrollHorizontal(1);
}
// Zoom and scroll with mouse wheel
int scrollDirection = Math.Sign(Input.mouseScrollDelta.y);
if (scrollDirection != 0 && noteArea.IsPointerOver)
{
// Scroll horizontal in NoteArea with mouse wheel
if (modifier == EKeyboardModifier.None)
{
noteArea.ScrollHorizontal(scrollDirection);
}
// Zoom horizontal in NoteArea with Ctrl + mouse wheel
if (modifier == EKeyboardModifier.Ctrl)
{
noteArea.ZoomHorizontal(scrollDirection);
}
// Scroll vertical in NoteArea with Shift + mouse wheel
if (modifier == EKeyboardModifier.Shift)
{
noteArea.ScrollVertical(scrollDirection);
}
// Zoom vertical in NoteArea with Ctrl + Shift + mouse wheel
if (modifier == EKeyboardModifier.CtrlShift)
{
noteArea.ZoomVertical(scrollDirection);
}
}
}
public void Update()
{
bool noModifier = !Input.GetKey(KeyCode.LeftControl) && !Input.GetKey(KeyCode.LeftShift) && !Input.GetKey(KeyCode.LeftAlt);
bool ctrlExclusive = Input.GetKey(KeyCode.LeftControl) && !Input.GetKey(KeyCode.LeftShift) && !Input.GetKey(KeyCode.LeftAlt);
bool shiftExclusive = !Input.GetKey(KeyCode.LeftControl) && Input.GetKey(KeyCode.LeftShift) && !Input.GetKey(KeyCode.LeftAlt);
bool ctrlShiftExclusive = Input.GetKey(KeyCode.LeftControl) && Input.GetKey(KeyCode.LeftShift) && !Input.GetKey(KeyCode.LeftAlt);
int scrollDirection = Math.Sign(Input.mouseScrollDelta.y);
if (Input.GetKeyUp(KeyCode.Space))
{
songEditorSceneController.TogglePlayPause();
}
if (scrollDirection != 0 && noteArea.IsPointerOver)
{
// Scroll horizontal in NoteArea with mouse wheel
if (noModifier)
{
noteArea.ScrollHorizontal(scrollDirection);
}
// Zoom horizontal in NoteArea with Ctrl + mouse wheel
if (ctrlExclusive)
{
noteArea.ZoomHorizontal(scrollDirection);
}
// Scroll vertical in NoteArea with Shift + mouse wheel
if (shiftExclusive)
{
noteArea.ScrollVertical(scrollDirection);
}
// Zoom vertical in NoteArea with Ctrl + Shift + mouse wheel
if (ctrlShiftExclusive)
{
noteArea.ZoomVertical(scrollDirection);
}
}
}
private void UpdateInputToScrollAndZoom(EKeyboardModifier modifier)
{
// Scroll with arroy keys
if (Input.GetKeyUp(KeyCode.LeftArrow) && modifier == EKeyboardModifier.None)
{
noteArea.ScrollHorizontal(-1);
}
if (Input.GetKeyUp(KeyCode.RightArrow) && modifier == EKeyboardModifier.None)
{
noteArea.ScrollHorizontal(1);
}
// Zoom horizontal with Ctrl+'+' and Ctrl+'-'
// Note: On my keyboard, the plus button has KeyCode.Equals but I don't know why.
bool isPlusKeyUp = Input.GetKeyUp(KeyCode.Plus) || Input.GetKeyUp(KeyCode.KeypadPlus) || Input.GetKeyUp(KeyCode.Equals);
bool isMinusKeyUp = Input.GetKeyUp(KeyCode.Minus) || Input.GetKeyUp(KeyCode.KeypadMinus);
if (isPlusKeyUp && modifier == EKeyboardModifier.Ctrl)
{
noteArea.ZoomHorizontal(1);
}
if (isMinusKeyUp && modifier == EKeyboardModifier.Ctrl)
{
noteArea.ZoomHorizontal(-1);
}
// Zoom vertical with Ctrl+Shift+'+' and Ctrl+Shift+'-'
if (isPlusKeyUp && modifier == EKeyboardModifier.CtrlShift)
{
noteArea.ZoomVertical(1);
}
if (isMinusKeyUp && modifier == EKeyboardModifier.CtrlShift)
{
noteArea.ZoomVertical(-1);
}
// Zoom and scroll with mouse wheel
int scrollDirection = Math.Sign(Input.mouseScrollDelta.y);
if (scrollDirection != 0 && noteArea.IsPointerOver)
{
// Scroll horizontal in NoteArea with mouse wheel
if (modifier == EKeyboardModifier.None)
{
noteArea.ScrollHorizontal(scrollDirection);
}
// Zoom horizontal in NoteArea with Ctrl + mouse wheel
if (modifier == EKeyboardModifier.Ctrl)
{
noteArea.ZoomHorizontal(scrollDirection);
}
// Scroll vertical in NoteArea with Shift + mouse wheel
if (modifier == EKeyboardModifier.Shift)
{
noteArea.ScrollVertical(scrollDirection);
}
// Zoom vertical in NoteArea with Ctrl + Shift + mouse wheel
if (modifier == EKeyboardModifier.CtrlShift)
{
noteArea.ZoomVertical(scrollDirection);
}
}
}