public void OnEnterDrag(IEnumerable <ITimelineItem> items, WindowState state)
{
if (items.Any())
{
m_MoveItemHandler = new MoveItemHandler(state);
m_MoveItemHandler.Grab(items, items.First().parentTrack);
}
}
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 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;
}
protected override bool MouseDrag(Event evt, WindowState state)
{
if (state.editSequence.isReadOnly)
{
return(false);
}
// case 1099285 - ctrl-click can cause no clips to be selected
var selectedItemsGUI = SelectionManager.SelectedItems();
if (!selectedItemsGUI.Any())
{
m_Dragged = false;
return(false);
}
const float hDeadZone = 5.0f;
const float vDeadZone = 5.0f;
bool vDone = m_VerticalMovementDone || Math.Abs(evt.mousePosition.y - m_MouseDownPosition.y) > vDeadZone;
bool hDone = m_HorizontalMovementDone || Math.Abs(evt.mousePosition.x - m_MouseDownPosition.x) > hDeadZone;
m_CycleMarkersPending = false;
if (!m_Dragged)
{
var canStartMove = vDone || hDone;
if (canStartMove)
{
state.AddCaptured(this);
m_Dragged = true;
var referenceTrack = GetTrackDropTargetAt(state, m_MouseDownPosition);
foreach (var item in selectedItemsGUI)
{
item.gui.StartDrag();
}
m_MoveItemHandler = new MoveItemHandler(state);
m_MoveItemHandler.Grab(selectedItemsGUI, referenceTrack, m_MouseDownPosition);
m_SnapEngine = new SnapEngine(m_MoveItemHandler, m_MoveItemHandler, ManipulateEdges.Both,
state, m_MouseDownPosition);
m_TimeAreaAutoPanner = new TimeAreaAutoPanner(state);
}
}
if (!m_VerticalMovementDone)
{
m_VerticalMovementDone = vDone;
if (m_VerticalMovementDone)
{
m_MoveItemHandler.OnTrackDetach();
}
}
if (!m_HorizontalMovementDone)
{
m_HorizontalMovementDone = hDone;
}
if (m_Dragged)
{
if (m_HorizontalMovementDone)
{
m_SnapEngine.Snap(evt.mousePosition, evt.modifiers);
}
if (m_VerticalMovementDone)
{
var track = GetTrackDropTargetAt(state, evt.mousePosition);
m_MoveItemHandler.UpdateTrackTarget(track);
}
state.Evaluate();
}
return(true);
}