UnityEditor.CurveEditorRectangleTool.OnStartMove C# (CSharp) Method

        private void OnStartMove(Vector2 position, DragMode dragMode, bool rippleTime)
        {
            Bounds selectionBounds = this.selectionBounds;
            this.m_DragMode = dragMode;
            this.m_Previous = position;
            this.m_RippleTime = rippleTime;
            this.m_RippleTimeStart = selectionBounds.min.x;
            this.m_RippleTimeEnd = selectionBounds.max.x;
            this.m_CurveEditor.StartLiveEdit();
        }