private void ProcessEvents()
{
Event e = Event.current;
switch (e.type)
{
case EventType.ContextClick:
Menu(e);
break;
case EventType.MouseDown:
selected = sm.GetSelected(e.mousePosition, null);
if (selected)
{
dragOffset = selected.Position - sm.DrawPosToRealPos(e.mousePosition);
}
else
{
dragOffset = sm.DrawPosToRealPos(e.mousePosition);
}
break;
case EventType.MouseUp:
if (!selected)
{
return;
}
Handle h = selected as Handle;
if (h)
{
h.Join(sm.GetSelected(sm.RealPosToDrawPos(h.Position), h));
}
else
{
Selection.activeObject = selected;
}
selected = null;
break;
case EventType.MouseDrag:
if (selected)
{
Vector2 p = sm.DrawPosToRealPos(e.mousePosition) + dragOffset;
selected.Drag(p - selected.Position);
}
else
{
Vector2 o = sm.DrawPosToRealPos(e.mousePosition) - dragOffset;
sm.drawOffset += o;
}
break;
case EventType.ScrollWheel:
sm.Zoom += e.delta.y * scrollwheelMultiplier;
break;
}
}
protected override void RemoveNext(SMElementEditor e)
{
Handle startHandle = e as Handle;
if (!startHandle || !Next.Contains(startHandle))
{
return;
}
RemoveNext(startHandle);
}
protected override void RemoveBack(SMElementEditor e)
{
Handle endHandle = e as Handle;
if (!endHandle || !Back.Contains(endHandle))
{
return;
}
RemoveBack(endHandle);
}
protected override void AddNext(SMElementEditor e)
{
Handle startHandle = e as Handle;
if (!startHandle || startHandle.Back != null || startHandle.Next == null)
{
return;
}
AddNext(startHandle);
}
protected override void AddBack(SMElementEditor e)
{
Handle endHandle = e as Handle;
if (!endHandle || endHandle.Back == null || endHandle.Next != null)
{
return;
}
AddBack(endHandle);
}
private void Menu(Event e)
{
GenericMenu menu = new GenericMenu();
SMElementEditor elem = sm.GetSelected(e.mousePosition, null);
if (elem)
{
elem.Menu(menu);
}
else
{
menu.AddItem(new GUIContent("Add State"), false, () => { StateEditor s = StateEditor.CreateState(sm, sm.DrawPosToRealPos(e.mousePosition)); });
menu.AddItem(new GUIContent("Add Transition"), false, () => { TransitionEditor s = TransitionEditor.CreateTransition(sm, sm.DrawPosToRealPos(e.mousePosition)); });
}
menu.ShowAsContext();
}
protected virtual void RemoveNext(SMElementEditor e)
{
Next.Remove(e);
}
protected virtual void RemoveBack(SMElementEditor e)
{
Back.Remove(e);
}
protected virtual void AddNext(SMElementEditor e)
{
Next.Add(e);
}
} //save changes
//Add and remove methods for Next and Back elements
protected virtual void AddBack(SMElementEditor e)
{
Back.Add(e);
}