public MagnetEngine(IAttractable attractable, IAttractionHandler attractionHandler, TimelineWindow.TimelineState state)
{
this.m_Attractable = attractable;
this.m_AttractionHandler = attractionHandler;
this.m_State = state;
Rect timeAreaBounds = TimelineWindow.instance.timeAreaBounds;
timeAreaBounds.set_height(3.40282347E+38f);
List <IBounds> elementsInRectangle = Manipulator.GetElementsInRectangle(state.quadTree, timeAreaBounds);
IEnumerable <ISnappable> enumerable = elementsInRectangle.OfType <ISnappable>();
this.AddMagnet(0.0, timeAreaBounds, state);
this.AddMagnet(state.time, timeAreaBounds, state);
this.AddMagnet(state.timeline.get_duration(), timeAreaBounds, state);
foreach (ISnappable current in enumerable)
{
IEnumerable <Edge> enumerable2 = current.SnappableEdgesFor(attractable);
foreach (Edge current2 in enumerable2)
{
this.AddMagnet(current2.time, timeAreaBounds, state);
}
}
}
public override void Init(IControl parent)
{
parent.MouseDown += delegate(object target, Event evt, TimelineWindow.TimelineState state)
{
bool result;
if (state.IsCurrentEditingASequencerTextField())
{
result = base.IgnoreEvent();
}
else if (evt.get_button() != 0 && evt.get_button() != 1)
{
result = base.IgnoreEvent();
}
else if (evt.get_modifiers() == 4)
{
result = base.IgnoreEvent();
}
else if (TimelineWindow.instance.sequenceHeaderBounds.Contains(evt.get_mousePosition()))
{
foreach (TimelineTrackBaseGUI current in TimelineWindow.instance.allTracks)
{
Rect headerBounds = current.headerBounds;
headerBounds.set_y(headerBounds.get_y() + TimelineWindow.instance.treeviewBounds.get_y());
if (headerBounds.Contains(evt.get_mousePosition()))
{
result = base.IgnoreEvent();
return(result);
}
}
if (evt.get_modifiers() == null)
{
SelectionManager.Clear();
}
result = base.IgnoreEvent();
}
else
{
this.m_ActiveRect = TimelineWindow.instance.clipArea;
if (!this.m_ActiveRect.Contains(evt.get_mousePosition()))
{
result = base.IgnoreEvent();
}
else
{
List <IBounds> elementsAtPosition = Manipulator.GetElementsAtPosition(state.quadTree, evt.get_mousePosition());
bool flag;
if (!RectangleSelect.CanStartRectableSelect(evt, elementsAtPosition, out flag))
{
if (flag)
{
RectangleSelect.HandleReselection(elementsAtPosition);
}
else
{
RectangleSelect.HandleSingleSelection(evt, state, elementsAtPosition);
}
result = base.IgnoreEvent();
}
else
{
state.captured.Add(target as IControl);
this.m_IsCaptured = true;
this.m_Start = evt.get_mousePosition();
this.m_End = evt.get_mousePosition();
if (RectangleSelect.CanClearSelection(evt))
{
SelectionManager.Clear();
}
result = base.IgnoreEvent();
}
}
}
return(result);
};
parent.KeyDown += delegate(object target, Event evt, TimelineWindow.TimelineState state)
{
bool result;
if (this.m_IsCaptured && evt.get_keyCode() == 27)
{
state.captured.Remove(target as IControl);
this.m_IsCaptured = false;
result = base.ConsumeEvent();
}
else
{
result = base.IgnoreEvent();
}
return(result);
};
parent.MouseUp += delegate(object target, Event evt, TimelineWindow.TimelineState state)
{
bool result;
if (!this.m_IsCaptured)
{
if (evt.get_modifiers() == null && evt.get_button() == 0 && SelectionManager.IsMultiSelect())
{
List <IBounds> elementsAtPosition = Manipulator.GetElementsAtPosition(state.quadTree, evt.get_mousePosition());
TimelineItemGUI timelineItemGUI = RectangleSelect.PickItemGUI(elementsAtPosition);
if (timelineItemGUI != null && SelectionManager.Contains(timelineItemGUI.item))
{
SelectionManager.Clear();
SelectionManager.Add(timelineItemGUI.item);
}
}
result = base.IgnoreEvent();
}
else
{
state.captured.Remove(target as IControl);
this.m_IsCaptured = false;
Rect r = this.CurrentSelectionRect();
if (r.get_width() < 1f || r.get_height() < 1f)
{
result = base.IgnoreEvent();
}
else
{
List <IBounds> elementsInRectangle = Manipulator.GetElementsInRectangle(state.quadTree, r);
if (elementsInRectangle.Count == 0)
{
result = base.IgnoreEvent();
}
else
{
if (RectangleSelect.CanClearSelection(evt))
{
SelectionManager.Clear();
}
foreach (IBounds current in elementsInRectangle)
{
if (!(current is TimelineGroupGUI))
{
if (current is TimelineItemGUI)
{
SelectionManager.Add(((TimelineItemGUI)current).item);
}
}
}
result = base.ConsumeEvent();
}
}
}
return(result);
};
parent.MouseDrag += delegate(object target, Event evt, TimelineWindow.TimelineState state)
{
bool result;
if (!this.m_IsCaptured)
{
result = base.IgnoreEvent();
}
else
{
this.m_End = evt.get_mousePosition();
result = base.ConsumeEvent();
}
return(result);
};
parent.Overlay += new TimelineUIEvent(this.DrawSelection);
}
public static List <IBounds> GetElementsAtPosition(QuadTree <IBounds> qtree, Vector2 point)
{
Rect r = new Rect(point.x, point.y, 1f, 1f);
return(Manipulator.GetElementsInRectangle(qtree, r));
}
