public static void SetValueForEdge(IEnumerable <ITimelineItem> items, AttractedEdge edge, double value, WindowState state)
{
var handler = new MoveItemHandler(state);
foreach (var item in items)
{
handler.Grab(new[] { item }, item.parentTrack);
handler.OnAttractedEdge(null, ManipulateEdges.Both, edge, value);
handler.Drop();
}
}
public void OnDrag(double value, WindowState state)
{
if (m_MoveItemHandler == null)
{
return;
}
var startValue = value;
startValue = state.SnapToFrameIfRequired(startValue);
m_MoveItemHandler.OnAttractedEdge(null, ManipulateEdges.Both, AttractedEdge.None, startValue);
}
public void OnSetValue(IEnumerable <ITimelineItem> items, double value, WindowState state)
{
if (!items.Any())
{
return;
}
m_MoveItemHandler = new MoveItemHandler(state);
m_MoveItemHandler.Grab(items, items.First().parentTrack);
m_MoveItemHandler.OnAttractedEdge(null, ManipulateEdges.Both, AttractedEdge.None, value);
m_MoveItemHandler.Drop();
m_MoveItemHandler = null;
}
