/*
* Function: ReadFile
* Description:TRIStrategy算法读取函数
* Parameters:
* string sPath 文件路径
* StyleSet pStyle 绘制样式集
* Return Value:cNet
*/
cNet IfIOStrategy.ReadFile(string sPath)
{
StreamReader Reader;
cNet NewNet;
string sLine = "";
int i, intLines;
intLines = CountNodes(sPath);
NewNet = new cNet(intLines);
for (i = 0; i < intLines; i++)
{
NewNet.Network.Add(new cNode(i));
}
Reader = new StreamReader(sPath, Encoding.GetEncoding(strEncoding));//设定编码，因为存在中文，采用国标2312编码
if (Reader == null)
{
return null;
}
do
{
sLine = Reader.ReadLine().Trim();
if (sLine != "" && sLine.StartsWith(strComment) == false) //文本不为空，也不是注释
{
PhraseTriad(ref NewNet, sLine, strSeparator); //对读入文本进行解释
}
} while (Reader.EndOfStream == false); //文件终止
Reader.Close(); //关闭文件
Reader.Dispose();
if (NewNet.intNumber == 0)
{
return null;
}
return NewNet;
}
int intNumOffset = 0; //如果等于0则代表新版本，编号从0开始，如果为1，代表老版本，编号从1开始。
/*
* Function: ReadFile
* Description:SSTStrategy算法读取函数
* Parameters:
* string sPath 文件路径
* StyleSet pStyle 绘制样式集
* Return Value:cNet
*/
cNet IfIOStrategy.ReadFile(string sPath)
{
StreamReader Reader;
cNet NewNet;
List<string> store;
string sLine = "";
int intLines = 0;
int intTemp;
Reader = new StreamReader(sPath, Encoding.GetEncoding(strEncoding));
if(Reader == null)
{
return null;
}
store = new List<string>();
do
{
//读出一行
sLine = Reader.ReadLine().Trim();
//检查是否空行或注释
if (sLine != "" && sLine.StartsWith(strCommet) == false)
{
//将生成的字符串保存入列表
store.Add(sLine);
if (intLines == 0)
{
intTemp = sLine.IndexOf('-');
if (sLine.Substring(0, intTemp) == "1")
{
intNumOffset = 1;
}
}
intLines++;
}
} while (Reader.EndOfStream == false);
Reader.Close();
Reader.Dispose();
//初始化网络
NewNet = new cNet(intLines);
intLines = 0;
//遍历节点字符串列表，加入网络
foreach(string strLine in store)
{
//将解析后生成的节点加入网络
NewNet.Network.Add(SstInit(strLine, intLines));
intLines++;
}
if (NewNet.intNumber == 0)
{
return null;
}
return NewNet;
}
/*
* Function: ReadFile
* Description:XMLStrategy算法读取函数
* Parameters:
* string sPath 文件路径
* StyleSet pStyle 绘制样式集
* Return Value:cNet
*/
cNet IfIOStrategy.ReadFile(string sPath)
{
FileStream stream = null;
XmlDocument doc = new XmlDocument();
XmlNodeList Nodelist;
XmlNode xmlroot, xmltmp;
cNet NewNet;
int iNum;
try
{
stream = new FileStream(sPath, FileMode.Open);
doc.Load(stream); //从流文件读入xml文档
stream.Close();
}
catch (Exception ex)
{
if (stream != null)
{
ex.ToString();
stream.Dispose();
}
return null;
}
stream.Dispose();
xmlroot = doc.ChildNodes.Item(0);
Nodelist = xmlroot.ChildNodes; //获取节点列表
xmltmp = Nodelist[0].ChildNodes[3];
//创建网络
NewNet = new cNet(Nodelist.Count);
for (iNum = 0; iNum < Nodelist.Count; iNum++)
{
switch (xmltmp.Name)
{//区分XML数据类型
case "Word"://如果包含Word标签，就是关键词网络文件，生成KNode
NewNet.Network.Add(new kNode(iNum));
break;
default://默认都是cNode
NewNet.Network.Add(new cNode(iNum));
break;
}
}
NewNet.XMLtoNet(doc);
if (NewNet.intNumber == 0)
{
return null;
}
return NewNet;
}
//窗体控件重置
public void FormReset()
{
ComplexNet = null;
PicCam.Image= null;
//控件重置重置
TabMain.TabPages.Clear();
TabMain.TabPages.Add(TabStructure);
//列表框重置
NetNum.Text = "";
NetDeg.Text = "";
EdgeNum.Text = "";
MaxDegree.Text = "";
MaxNode.Text = "";
MinDegree.Text = "";
NodeList.Items.Clear();
}
/*
* Function: PhraseTriad
* Description:TRIStrategy算法读取函数
* Parameters:
* ref cNet cNetwork 待处理网络
* string sLine 待分析字符串
* string Separator 分隔符
* Return Value:
*/
private static void PhraseTriad(ref cNet cNetwork, string sLine, string Separator)
{
int intSour, intTar;
double dubValue;
string[] strSeg;
dubValue = 1.0;
strSeg = sLine.Split(new string[] { Separator }, StringSplitOptions.None);//首先使用Separator进行信息区块划分
intSour = Convert.ToInt32(strSeg[intSourceOffset]);
intTar = Convert.ToInt32(strSeg[intTargetOffset]);
if (strSeg.Length == 3)
{
dubValue = Convert.ToDouble(strSeg[intValueOffset]);
}
cNetwork.AddEdge(intSour, intTar, dubValue); //根据读出的信息加边
}
//OK按钮响应函数
private void OK_Button_Click(object sender, EventArgs e)
{
CreateParameter cParam;
IfCreateStrategy Creator;
int iNumber, iPara1, iPara2;
bool bOption = true;
if (TypeCombo.Text == "")
{
MessageBox.Show("请先选择一种网络类型！", "警告", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Exclamation);
}
Cursor = Cursors.WaitCursor;
this.Refresh();
//根据用户选择项，装载不同参数
switch (TypeCombo.Text) //选择网络类型
{
case "BA无标度网络":
iNumber = Convert.ToInt32(BANum.Value);
iPara1 = Convert.ToInt32(BAInit.Value);
iPara2 = Convert.ToInt32(BALimit.Value);
if (FullNet.Checked == true)
{
bOption = true;
}
else
{
bOption = false;
}
Creator = new BAStrategy();
break;
case "ER随机图":
iNumber = Convert.ToInt32(ERNum.Value);
iPara1 = Convert.ToInt32(EREdge.Value);
iPara2 = Convert.ToInt32(ERPro.Value);
if (BaseEdge.Checked == true)
{
bOption = true;
}
else
{
bOption = false;
}
Creator = new ERStrategy();
break;
case "小世界网络":
iNumber = Convert.ToInt32(SWNum.Value);
iPara1 = Convert.ToInt32(SWnei.Value);
iPara2 = Convert.ToInt32(SWPro.Value);
if (WS_SW.Checked == true)
{
bOption = true;
}
else if (NW_SW.Checked == true)
{
bOption = false;
}
Creator = new SWstrategy();
break;
default:
return;
}
cParam = new CreateParameter(iNumber, iPara1, iPara2, bOption);
//调用接口Create创建函数
cNetwork = Creator.Create(cParam);
Cursor = Cursors.Arrow;
if (cNetwork == null)
{
this.DialogResult = System.Windows.Forms.DialogResult.Abort;
}
else
{
this.DialogResult = System.Windows.Forms.DialogResult.OK;
}
this.Close();
}
/*
* Function: BuileNetwork
* Description:MATStrategy算法读取函数
* Parameters:
* Byte[,] bytMatrix 从邻接矩阵生成cNet网络
* StyleSet pStyle 绘制样式集
* Return Value:cNet
*/
cNet BuileNetwork(Byte[,] bytMatrix)
{
cNet NewNet;
IfPlatform NewNode;
int intRow, intCol, i, j;
intRow = bytMatrix.GetLength(0);
intCol = bytMatrix.GetLength(1);
NewNet = new cNet(intRow);
for(i = 0; i < intRow; i++)
{
NewNode = new cNode(i);
for(j = 0; j<intCol; j++)
{
if(bytMatrix[i, j] != 0)
{
NewNode.AddEdge(j, (double)bytMatrix[i, j]);
}
}
NewNet.Network.Add(NewNode);
}
if (NewNet.intNumber == 0)
{
return null;
}
return NewNet;
}
/*
* Function: FindNodeinNet
* Description:查找Net中拥有目标索引的词语的节点编号
* Parameters:
* int iLine 句子编号
* int iPos 位置索引
* cNet newNet 待搜索网络
* Return Value:int
*/
int FindNodeinNet(int iLine, int iPos, cNet newNet)
{//遍历网络中的节点，找到对应索引（句号，句中位置）则返回节点编号
foreach (IfKeyWord curNode in newNet.Network)
{
if ((curNode.Line == iLine) && (curNode.Position == iPos))
{
return curNode.Number;
}
}
return -1;
}
/*
* Function: FindNode
* Description:查找Net中拥有目标索引的词语的节点编号
* Parameters:
* int iLine 句子编号
* int iPos 位置索引
* List<WordResult> WordList 词语列表
* cNet newNet 待搜索网络
* Return Value:int
*/
int FindNode(int iLine, int iPos, List<WordResult> WordList, cNet newNet)
{//核心算法D， 查找cNet中对应索引（句子号，句中位置）对应的节点编号
int intOwnerLine, intOwnerPos;
foreach (WordResult word in WordList)
{//首先在WordList中找到该节点，WordList中信息最完整
if ((word.Line != iLine) || (word.Position != iPos))
{//两个索引不匹配，换下一个词语
continue;
}
if (word.IsIgnore == false)
{//当前词语未被筛选掉或被兼并，在Net中查找节点编号。
return FindNodeinNet(iLine, iPos, newNet);
}
if (word.IsMerged == true)
{//当前节点被兼并，返回其从属节点的句号，位置
intOwnerLine = word.Owner.Key;
intOwnerPos = word.Owner.Value;
//返回当前节点的宗主节点的编号
return FindNodeinNet(intOwnerLine, intOwnerPos, newNet);
}
}
return -1;
}
/*
* Function: BuildKeyWordNet
* Description:构建关键词网络
* Parameters:
* List<kNode> NodeList 待构建节点
* List<WordResult> WordList 词语列表
* StyleSet PaintStyle 绘制样式集
* Return Value:cNet
*/
cNet BuildKeyWordNet(List<kNode> NodeList, List<WordResult> WordList)
{//核心算法C， 构造网络，主要任务是找到符合条件的两个节点，在他们之间加边。
cNet NewNet = null;
int intSource, intTarget, intSourLine, intSourPos;
//1 构造网络并加入节点
NewNet = new cNet(NodeList.Count);
foreach (IfPlatform curNode in NodeList)
{
NewNet.Network.Add(curNode);
}
//遍历词语列表
foreach (WordResult word in WordList)
{
if(word.IsIgnore == true)
{//被忽略节点则直接跳到下一个。
continue;
}
intSourLine = word.Line;//获取词语的句号，位置，作为词语的唯一全局索引（每个词语都不同）
intSourPos = word.Position;
//查找对应索引在cNet中的节点的编号，查到返回，查不到返回-1
intSource = FindNode(intSourLine, intSourPos, WordList, NewNet);
for (int i = 1; i <= intFollowUp; i++)
{//对当前节点的后面intFollowUp个邻居节点进行遍历
//返回对应索引的邻居节点在cNet中的节点的编号
intTarget = FindNode(intSourLine, intSourPos + i, WordList, NewNet);
if (intTarget < 0)
{//没有邻居则跳出
break;
}
//执行加边
NewNet.AddEdge(intSource, intTarget, 1);
}
}
if (NewNet.intNumber == 0)
{
return null;
}
return NewNet;
}
//文件读取函数，输入文件路径
void Read(string sPath)
{
Error eRet = null;
FormReset(); //重置当前系统
ComplexNet = cNet.Read(sPath, ref eRet); //调用下层函数，文件解析
if (eRet.intError != 0)
{
Cursor = Cursors.Arrow;
TSSL1.Text = "就绪";
MessageBox.Show(eRet.ToString(), "警告", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
Initialized();
}
//新建菜单项响应函数
private void NewMI_Click(object sender, EventArgs e)
{
DialogResult choice;
if (ComplexNet != null) //确保网络为空
{
choice =MessageBox.Show("是否保存当前网络？", "警告", MessageBoxButtons.YesNoCancel , MessageBoxIcon.Exclamation);
if( choice ==DialogResult .Yes )
{
if(SaveNetwork() ==false ) //保存网络
{
return;
}
}
else if( choice ==DialogResult .No )
{
}
else if(choice ==DialogResult.Cancel )
{
return ;
}
}
DiaCreate diaNew = new DiaCreate(this); //新建网络对话框，新建网络
if (diaNew.ShowDialog(this) == DialogResult.OK)
{
FormReset(); //重置当前系统
ComplexNet = diaNew.cNetwork;
Initialized();
}
else if (diaNew.ShowDialog(this) == DialogResult.Abort)
{
MessageBox.Show("网络创建失败", "警告", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
TSSL1.Text = "就绪";
}
diaNew.Dispose();
}