FairyGUI.ScrollPane.ScrollPane C# (CSharp) Method

        public ScrollPane(GComponent owner,
            ScrollType scrollType,
            Margin scrollBarMargin,
            ScrollBarDisplayType scrollBarDisplay,
            int flags,
            string vtScrollBarRes,
            string hzScrollBarRes)
        {
            onScroll = new EventListener(this, "onScroll");
            onScrollEnd = new EventListener(this, "onScrollEnd");
            onPullDownRelease = new EventListener(this, "onPullDownRelease");
            onPullUpRelease = new EventListener(this, "onPullUpRelease");

            _refreshDelegate = Refresh;
            _touchEndDelegate = __touchEnd;
            _touchMoveDelegate = __touchMove;

            _throwTween = new ThrowTween();
            _owner = owner;

            _maskContainer = new Container();
            _owner.rootContainer.AddChild(_maskContainer);

            _container = _owner.container;
            _container.x = 0;
            _container.y = 0;
            _maskContainer.AddChild(_container);

            _scrollBarMargin = scrollBarMargin;
            _scrollType = scrollType;
            _scrollSpeed = UIConfig.defaultScrollSpeed;
            _mouseWheelSpeed = _scrollSpeed * 2;
            _softnessOnTopOrLeftSide = UIConfig.allowSoftnessOnTopOrLeftSide;

            _displayOnLeft = (flags & 1) != 0;
            _snapToItem = (flags & 2) != 0;
            _displayInDemand = (flags & 4) != 0;
            _pageMode = (flags & 8) != 0;
            if ((flags & 16) != 0)
                _touchEffect = true;
            else if ((flags & 32) != 0)
                _touchEffect = false;
            else
                _touchEffect = UIConfig.defaultScrollTouchEffect;
            if ((flags & 64) != 0)
                _bouncebackEffect = true;
            else if ((flags & 128) != 0)
                _bouncebackEffect = false;
            else
                _bouncebackEffect = UIConfig.defaultScrollBounceEffect;
            _inertiaDisabled = (flags & 256) != 0;
            _maskDisabled = (flags & 512) != 0;

            _scrollBarVisible = true;
            _mouseWheelEnabled = true;
            _holdAreaPoint = new Vector2();
            _pageSize = Vector2.one;

            if (scrollBarDisplay == ScrollBarDisplayType.Default)
            {
                if (Application.isMobilePlatform)
                    scrollBarDisplay = ScrollBarDisplayType.Auto;
                else
                    scrollBarDisplay = UIConfig.defaultScrollBarDisplay;
            }

            if (scrollBarDisplay != ScrollBarDisplayType.Hidden)
            {
                if (_scrollType == ScrollType.Both || _scrollType == ScrollType.Vertical)
                {
                    string res = string.IsNullOrEmpty(vtScrollBarRes) ? UIConfig.verticalScrollBar : vtScrollBarRes;
                    if (!string.IsNullOrEmpty(res))
                    {
                        _vtScrollBar = UIPackage.CreateObjectFromURL(res) as GScrollBar;
                        if (_vtScrollBar == null)
                            Debug.LogWarning("FairyGUI: cannot create scrollbar from " + res);
                        else
                        {
                            _vtScrollBar.SetScrollPane(this, true);
                            _owner.rootContainer.AddChild(_vtScrollBar.displayObject);
                        }
                    }
                }
                if (_scrollType == ScrollType.Both || _scrollType == ScrollType.Horizontal)
                {
                    string res = string.IsNullOrEmpty(hzScrollBarRes) ? UIConfig.horizontalScrollBar : hzScrollBarRes;
                    if (!string.IsNullOrEmpty(res))
                    {
                        _hzScrollBar = UIPackage.CreateObjectFromURL(res) as GScrollBar;
                        if (_hzScrollBar == null)
                            Debug.LogWarning("FairyGUI: cannot create scrollbar from " + res);
                        else
                        {
                            _hzScrollBar.SetScrollPane(this, false);
                            _owner.rootContainer.AddChild(_hzScrollBar.displayObject);
                        }
                    }
                }

                _scrollBarDisplayAuto = scrollBarDisplay == ScrollBarDisplayType.Auto;
                if (_scrollBarDisplayAuto)
                {
                    if (_vtScrollBar != null)
                        _vtScrollBar.displayObject.visible = false;
                    if (_hzScrollBar != null)
                        _hzScrollBar.displayObject.visible = false;
                    _scrollBarVisible = false;

                    _owner.rootContainer.onRollOver.Add(__rollOver);
                    _owner.rootContainer.onRollOut.Add(__rollOut);
                }
            }
            else
                _mouseWheelEnabled = false;

            if (!_maskDisabled && (_vtScrollBar != null || _hzScrollBar != null))
            {
                //当有滚动条对象时，为了避免滚动条变化时触发重新合批，这里给rootContainer也加上剪裁。但这可能会增加额外dc。
                _owner.rootContainer.clipRect = new Rect(0, 0, _owner.width, _owner.height);
            }

            SetSize(owner.width, owner.height);

            _owner.rootContainer.onMouseWheel.Add(__mouseWheel);
            _owner.rootContainer.onTouchBegin.Add(__touchBegin);
        }