private Point[] GetLinkPoints(BackPlaneLink link, double linkYoffSetScale)
{
PlaneVpx vev1 = PlaneVpxArray[link.FirstEndId];
PlaneVpx vev2 = PlaneVpxArray[link.SecondEndId];
Rectangle r1;
Rectangle r2;
switch (link.LinkType)
{
case LinkType.EtherNet:
r1 = vev1._infoAreaRects[0];
r2 = vev2._infoAreaRects[0];
break;
case LinkType.RapidIO:
r1 = vev1._infoAreaRects[1];
r2 = vev2._infoAreaRects[1];
break;
case LinkType.GTX:
r1 = vev1._infoAreaRects[2];
r2 = vev2._infoAreaRects[2];
break;
default: //LVDS
r1 = vev1._infoAreaRects[3];
r2 = vev2._infoAreaRects[3];
break;
}
Point p1 = new Point(r1.Location.X + r1.Size.Width / 2, (int)(r1.Location.Y + r1.Size.Height - linkYoffSetScale * r1.Size.Height));
Point p2 = new Point(r2.Location.X + r2.Size.Width / 2, p1.Y);
return(new Point[] { p1, p2 });
}
/// <summary>
/// 判断一条Link的两端是否有效地连接了板卡的相关位置；
/// </summary>
/// <param name="link"></param>
/// <returns></returns>
private bool IsValidLine(BackPlaneLink link)
{
//排除无效的槽位
if (!(_container.IsContainBoard(link.FirstEndId) && _container.IsContainBoard(link.SecondEndId)))
{
return(false);
}
//获取Link的端点1连接的板卡名字
if (!_bpView._bp.IsConnetctAreaSlot(link.FirstEndId))
{
Board end1Board = ModelFactory <Board> .CreateByName(_container.BoardNameDir[link.FirstEndId]);
if (!end1Board.IsLinkValidConnected(link, 1))
{
return(false);
}
}
//获取Link的端点2连接的板卡名字
if (!_bpView._bp.IsConnetctAreaSlot(link.FirstEndId))
{
Board end2Board = ModelFactory <Board> .CreateByName(_container.BoardNameDir[link.SecondEndId]);
if (!end2Board.IsLinkValidConnected(link, 2))
{
return(false);
}
}
return(true);
}
private void Init()
{
//初始化背板画图对象
var bp = ModelFactory <BackPlane> .CreateByName(_container.BackPlaneName);
_boardViews = new PlaneVpx[bp.SlotsNum];
_bpView = new BackPlaneViewModel(bp, base._rect);
_boardRects = _bpView.SlotRects;
//初始化_boardViews
foreach (var pair in _container.BoardNameDir)
{
var rect = _boardRects[pair.Key];
if (_container.IsContainBoard(pair.Value))
{
_boardViews[pair.Key] = new BoardVpx(rect, pair.Value);
}
else
{
_boardViews[pair.Key] = new EmptySlotVpx(rect, pair.Value);
}
}
//分配连接
_links = new Dictionary <ContainerLink, Point[]>();
foreach (var linkPair in _bpView.LinkDir)
{
BackPlaneLink link = linkPair.Key;
_links.Add(new ContainerLink(link, IsValidLine(link)), linkPair.Value);
}
}
/// <summary>
/// 判断一条底板连接的Link是否有效地连接到了板子的VPX的有效位置及区域类型
/// </summary>
/// <param name="bLink"></param>
/// <param name="endPosition">需判断的Link连接的端点位置：1，2</param>
/// <returns></returns>
public bool IsLinkValidConnected(BackPlaneLink bLink, int endPosition)
{
int linkPostion = ((endPosition == 1) ? bLink.FirstEndPostion : bLink.SecondEndPostion);
var validLinks = from link in LinkList
where link.LinkType == bLink.LinkType && //类型相同
((link.FirstEndType == EndType.VPX && link.FirstEndPositionList.Contains(linkPostion)) ||//第1端为vpx且包含相关位置；
(link.SecondEndType == EndType.VPX && link.SecondEndPositionList.Contains(linkPostion))) //第2端为vpx且包含相关位置；
select link;
if (validLinks.ToList().Count == 0)
{
return(false);
}
return(true);
}
public override void SaveXmlByName()
{
List <BackPlaneLink> savedLinks = new List <BackPlaneLink>(); //已经存入的连接
string xmlPath = string.Format(@"{0}\{1}.xml", PathManager.GetBackPlanePath(), this.Name);
//先判断一些文件是否存在
if (!PathManager.CheckFile(xmlPath))
{
return;
}
//保存XML文件
XDocument xd = new XDocument(
new XElement("BackPlane",
new XAttribute("Name", this.Name),
new XAttribute("Type", this.Type),
new XAttribute("SlotsNum", this.SlotsNum),
new XElement("Links")
)
);
XElement rt = xd.Element("BackPlane");
XElement links = rt.Element("Links");
foreach (var linkList in this.LinksArray)
{
if (linkList == null)
{
continue;
}
foreach (var link in linkList)
{
int equalNum = savedLinks.Where(lnk => BackPlaneLink.IsEqual(link, lnk)).Count();
if (equalNum == 0)//该条连接的等效连接没有被访问过
{
links.Add(new XElement("Link",
new XAttribute("FirstEndId", link.FirstEndId.ToString()),
new XAttribute("FirstEndPos", link.FirstEndPostion.ToString()),
new XAttribute("SecondEndId", link.SecondEndId.ToString()),
new XAttribute("SecondEndPos", link.SecondEndPostion.ToString()),
new XAttribute("Type", link.LinkType.ToString())
));
savedLinks.Add(link);
}
}
}
xd.Save(xmlPath);
}
public override ModelBase CreateObjectByName(string objectName)
{
BackPlane backPlane;
string xmlPath = string.Format(@"{0}\{1}.xml", PathManager.GetBackPlanePath(), objectName);
if (!File.Exists(xmlPath))
{
MessageBox.Show("CreateObject_BackPlane:没有该BackPlane对应的XML文件！");
return(null);
}
XDocument xd = XDocument.Load(xmlPath);
//根元素的Attribute
XElement rt = xd.Element("BackPlane");
int slotsNum = int.Parse(rt.Attribute("SlotsNum").Value);
backPlane = new BackPlane(slotsNum);
backPlane.Name = rt.Attribute("Name").Value;
backPlane.Type = rt.Attribute("Type").Value;
//取links赋值到backPlane.linkDir
XElement links = rt.Element("Links");
for (int i = 0; i < backPlane.VirtualSlotsNum; i++)
{
List <BackPlaneLink> linksList = new List <BackPlaneLink>();
//找到同一槽位的links，然后添加到list
var slotLinks = from link in links.Elements()
where int.Parse(link.Attribute("FirstEndId").Value) == i
select link;
foreach (var link in slotLinks)
{
LinkType type = (LinkType)Enum.Parse(typeof(LinkType), link.Attribute("Type").Value);
var tempLink = new BackPlaneLink(i, int.Parse(link.Attribute("FirstEndPos").Value)
, int.Parse(link.Attribute("SecondEndId").Value), int.Parse(link.Attribute("SecondEndPos").Value), type);
linksList.Add(tempLink);
}
backPlane.LinksArray[i] = linksList;
}
return(backPlane);
}
