public void RenderTransformCurves(int samplesPerSecond)
        {
            if (_transformCurves == null || _transformCurves.clip == null)
            {
                CreateTransformCurves();
            }
            else
            {
                _transformCurves.RefreshCurves();
            }

            float totalTime     = AnimEvt.LengthTime;
            float timePerSample = totalTime / samplesPerSecond;

            int numSamples = Mathf.RoundToInt(totalTime / timePerSample) + 1;

            Vector3[] pts = new Vector3[numSamples];
            float     t   = 0;

            for (int i = 0; i < numSamples; ++i)
            {
                pts[i] = _transformCurves.GetWorldPosition(t);
                t     += timePerSample;
            }

            Handles.DrawPolyLine(pts);

            FAnimationTrackEditor animTrackEditor = (FAnimationTrackEditor)TrackEditor;

//			if( _transformCurves.clip.name.Contains("1") )
//				Debug.Log( _transformCurves.xRot.keys[0].tangentMode + " " + _transformCurves.yRot[0].tangentMode + " " + _transformCurves.zRot[0].tangentMode + " " + _transformCurves.wRot[0].tangentMode );

            if (animTrackEditor.ShowKeyframes || animTrackEditor.ShowKeyframeTimes)
            {
                int animFramerate = Mathf.RoundToInt(_transformCurves.clip.frameRate);

                Keyframe[] keyframes = _transformCurves.GetPositionKeyframes();
                for (int i = 0; i != keyframes.Length; ++i)
                {
                    Keyframe keyframe = keyframes[i];

                    Vector3    pos = _transformCurves.GetPosition(keyframe.time);
                    Quaternion rot = _transformCurves.GetRotation(keyframe.time);

                    Quaternion toolRot          = rot;
                    bool       isGlobalRotation = Tools.pivotRotation == PivotRotation.Global;
                    if (isGlobalRotation)
                    {
                        toolRot = _globalRotation;                        //Quaternion.identity;
                    }
//					Handles.color = Color.gray;
                    //				Vector3 newPos = Handles.FreeMoveHandle(pos, rot, 1, Vector3.one*0.2f, Handles.SphereCap);//Handles.PositionHandle( pos, rot );
                    if (animTrackEditor.ShowKeyframes)
                    {
                        if (Tools.current == Tool.Move)
                        {
                            Vector3 newPos = Handles.DoPositionHandle(pos, toolRot);                             //Handles.PositionHandle( pos, rot );
                            if (newPos != pos)
                            {
                                Undo.RecordObject(_transformCurves.clip, "Change Keyframe");
                                _transformCurves.SetPosition(newPos, keyframe.time);
                            }
                        }
                        else if (Tools.current == Tool.Rotate)
                        {
                            Quaternion newRot = Handles.DoRotationHandle(toolRot, pos);
                            if (newRot != toolRot)
                            {
                                Undo.RecordObject(_transformCurves.clip, "Change Keyframe");
                                _transformCurves.SetRotation(isGlobalRotation ? (newRot * Quaternion.Inverse(toolRot)) * rot : newRot, keyframe.time);
                                if (isGlobalRotation)
                                {
                                    _globalRotation = newRot;
                                }
                            }
                        }
                    }

                    if (Event.current.type == EventType.MouseUp || Event.current.type == EventType.Ignore)
                    {
                        _globalRotation = Quaternion.identity;
                    }

                    if (animTrackEditor.ShowKeyframeTimes)
                    {
                        int frame = Mathf.RoundToInt(keyframe.time * animFramerate);
                        Handles.Label(pos + new Vector3(0, .25f, 0), FUtility.GetTime(AnimEvt.Start + frame, animFramerate), EditorStyles.toolbarButton);
                    }

                    //				Handles.BeginGUI();
                    //				Vector3 screenPos = SceneView.currentDrawingSceneView.camera.WorldToScreenPoint( pos );
                    //				GUI.Label( new Rect( screenPos.x-10, SceneView.currentDrawingSceneView.position.height-screenPos.y-50, 20, 20 ), keyframe.time.ToString() );
                    //				Handles.EndGUI();
                }
            }
        }
        protected override void RenderEvent(FrameRange viewRange, FrameRange validKeyframeRange)
        {
            if (_animEvtSO == null)
            {
                _animEvtSO   = new SerializedObject(AnimEvt);
                _blendLength = _animEvtSO.FindProperty("_blendLength");
                _startOffset = _animEvtSO.FindProperty("_startOffset");
            }

            UpdateEventFromController();

            _animEvtSO.Update();

            FAnimationTrackEditor animTrackEditor = (FAnimationTrackEditor)TrackEditor;

            Rect transitionOffsetRect = _eventRect;

            int startOffsetHandleId = EditorGUIUtility.GetControlID(FocusType.Passive);
            int transitionHandleId  = EditorGUIUtility.GetControlID(FocusType.Passive);

            bool isBlending     = AnimEvt.IsBlending();
            bool isAnimEditable = Flux.FUtility.IsAnimationEditable(AnimEvt._animationClip);

            if (isBlending)
            {
                transitionOffsetRect.xMin  = Rect.xMin + SequenceEditor.GetXForFrame(AnimEvt.Start + AnimEvt._blendLength) - 3;
                transitionOffsetRect.width = 6;
                transitionOffsetRect.yMin  = transitionOffsetRect.yMax - 8;
            }

            switch (Event.current.type)
            {
            case EventType.MouseDown:
                if (EditorGUIUtility.hotControl == 0 && Event.current.alt && !isAnimEditable)
                {
                    if (isBlending && transitionOffsetRect.Contains(Event.current.mousePosition))
                    {
                        EditorGUIUtility.hotControl = transitionHandleId;

                        AnimatorWindowProxy.OpenAnimatorWindowWithAnimatorController((AnimatorController)AnimTrack.AnimatorController);

                        if (Selection.activeObject != _transitionToState)
                        {
                            Selection.activeObject = _transitionToState;
                        }

                        Event.current.Use();
                    }
                    else if (_eventRect.Contains(Event.current.mousePosition))
                    {
                        _mouseDown = SequenceEditor.GetFrameForX(Event.current.mousePosition.x) - AnimEvt.Start;

                        EditorGUIUtility.hotControl = startOffsetHandleId;

                        Event.current.Use();
                    }
                }
                break;

            case EventType.Ignore:
            case EventType.MouseUp:
                if (EditorGUIUtility.hotControl == transitionHandleId ||
                    EditorGUIUtility.hotControl == startOffsetHandleId)
                {
                    EditorGUIUtility.hotControl = 0;
                    Event.current.Use();
                }
                break;

            case EventType.MouseDrag:
                if (EditorGUIUtility.hotControl == transitionHandleId)
                {
                    int mouseDragPos = Mathf.Clamp(SequenceEditor.GetFrameForX(Event.current.mousePosition.x - Rect.x) - AnimEvt.Start, 0, AnimEvt.Length);

                    if (_blendLength.intValue != mouseDragPos)
                    {
                        _blendLength.intValue = mouseDragPos;

                        FPlayAnimationEvent prevAnimEvt = (FPlayAnimationEvent)animTrackEditor.Track.GetEvent(AnimEvt.GetId() - 1);

                        if (_transitionDuration != null)
                        {
                            _transitionDuration.floatValue = (_blendLength.intValue / prevAnimEvt._animationClip.frameRate) / prevAnimEvt._animationClip.length;
                        }

                        Undo.RecordObject(this, "Animation Blending");
                    }
                    Event.current.Use();
                }
                else if (EditorGUIUtility.hotControl == startOffsetHandleId)
                {
                    int mouseDragPos = Mathf.Clamp(SequenceEditor.GetFrameForX(Event.current.mousePosition.x - Rect.x) - AnimEvt.Start, 0, AnimEvt.Length);

                    int delta = _mouseDown - mouseDragPos;

                    _mouseDown = mouseDragPos;

                    _startOffset.intValue = Mathf.Clamp(_startOffset.intValue + delta, 0, AnimEvt._animationClip.isLooping ? AnimEvt.Length : Mathf.RoundToInt(AnimEvt._animationClip.length * AnimEvt._animationClip.frameRate) - AnimEvt.Length);

                    if (_transitionOffset != null)
                    {
                        _transitionOffset.floatValue = (_startOffset.intValue / AnimEvt._animationClip.frameRate) / AnimEvt._animationClip.length;
                    }

                    Undo.RecordObject(this, "Animation Offset");

                    Event.current.Use();
                }
                break;
            }

            _animEvtSO.ApplyModifiedProperties();
            if (_transitionSO != null)
            {
                _transitionSO.ApplyModifiedProperties();
            }


            switch (Event.current.type)
            {
            case EventType.DragUpdated:
                if (_eventRect.Contains(Event.current.mousePosition))
                {
                    int numAnimationsDragged = FAnimationEventInspector.NumAnimationsDragAndDrop(Evt.Sequence.FrameRate);
                    DragAndDrop.visualMode = numAnimationsDragged > 0 ? DragAndDropVisualMode.Link : DragAndDropVisualMode.Rejected;
                    Event.current.Use();
                }
                break;

            case EventType.DragPerform:
                if (_eventRect.Contains(Event.current.mousePosition))
                {
                    AnimationClip animationClipDragged = FAnimationEventInspector.GetAnimationClipDragAndDrop(Evt.Sequence.FrameRate);
                    if (animationClipDragged)
                    {
                        int animFrameLength = Mathf.RoundToInt(animationClipDragged.length * animationClipDragged.frameRate);

                        FAnimationEventInspector.SetAnimationClip(AnimEvt, animationClipDragged);

                        FrameRange maxRange = AnimEvt.GetMaxFrameRange();

                        SequenceEditor.MoveEvent(AnimEvt, new FrameRange(AnimEvt.Start, Mathf.Min(AnimEvt.Start + animFrameLength, maxRange.End)));

                        DragAndDrop.AcceptDrag();
                        Event.current.Use();
                    }
                    else
                    {
                        Event.current.Use();
                    }
                }
                break;
            }

//            FrameRange currentRange = Evt.FrameRange;

            base.RenderEvent(viewRange, validKeyframeRange);

//            if( isAnimEditable && currentRange.Length != Evt.FrameRange.Length )
//            {
//                FAnimationEventInspector.ScaleAnimationClip( AnimEvt._animationClip, Evt.FrameRange );
//            }

            if (Event.current.type == EventType.Repaint)
            {
                if (isBlending && !isAnimEditable && viewRange.Contains(AnimEvt.Start + AnimEvt._blendLength))
                {
                    GUISkin skin = FUtility.GetFluxSkin();

                    GUIStyle transitionOffsetStyle = skin.GetStyle("BlendOffset");

                    Texture2D t = FUtility.GetFluxTexture("EventBlend.png");

                    Rect r = new Rect(_eventRect.xMin, _eventRect.yMin + 1, transitionOffsetRect.center.x - _eventRect.xMin, _eventRect.height - 2);

                    Color guiColor = GUI.color;

                    Color c = new Color(1f, 1f, 1f, 0.3f);
                    c.a      *= guiColor.a;
                    GUI.color = c;

                    GUI.DrawTexture(r, t);

                    if (Event.current.alt)
                    {
                        GUI.color = Color.white;
                    }

                    transitionOffsetStyle.Draw(transitionOffsetRect, false, false, false, false);

                    GUI.color = guiColor;

//					Debug.Log ( transitionOffsetRect );
                }

//				GUI.color = Color.red;

                if (EditorGUIUtility.hotControl == transitionHandleId)
                {
                    Rect transitionOffsetTextRect = transitionOffsetRect;
                    transitionOffsetTextRect.y     -= 16;
                    transitionOffsetTextRect.height = 20;
                    transitionOffsetTextRect.width += 50;
                    GUI.Label(transitionOffsetTextRect, AnimEvt._blendLength.ToString(), EditorStyles.label);
                }

                if (EditorGUIUtility.hotControl == startOffsetHandleId)
                {
                    Rect startOffsetTextRect = _eventRect;
                    GUI.Label(startOffsetTextRect, AnimEvt._startOffset.ToString(), EditorStyles.label);
                }
            }
        }