/// <summary>
/// Handle a mask requesting selection.
/// </summary>
/// <param name="mask">The mask.</param>
public void HandleSelectionRequested(HitObjectMask mask, InputState state)
{
if (state.Keyboard.ControlPressed)
{
if (mask.IsSelected)
{
mask.Deselect();
}
else
{
mask.Select();
}
}
else
{
if (mask.IsSelected)
{
return;
}
DeselectAll?.Invoke();
mask.Select();
}
UpdateVisibility();
}
/// <summary>
/// Handle a mask becoming deselected.
/// </summary>
/// <param name="mask">The mask.</param>
public void HandleDeselected(HitObjectMask mask)
{
selectedMasks.Remove(mask);
// We don't want to update visibility if > 0, since we may be deselecting masks during drag-selection
if (selectedMasks.Count == 0)
{
UpdateVisibility();
}
}
public void HandleDrag(HitObjectMask m, InputState state)
{
// Todo: Various forms of snapping
foreach (var mask in selectedMasks)
{
switch (mask.HitObject.HitObject)
{
case IHasEditablePosition editablePosition:
editablePosition.OffsetPosition(state.Mouse.Delta);
break;
}
}
}
/// <summary> /// Handle a mask becoming selected. /// </summary> /// <param name="mask">The mask.</param> public void HandleSelected(HitObjectMask mask) => selectedMasks.Add(mask);
