public ASCDTForm(IMapControl3 mapControl)
{
InitializeComponent();
m_mapControl = mapControl;
string fileName = "ASCDT_Cluster.shp";
m_dataInfo = new DataInformation(mapControl, fileName);
inputAndOutput.SetValues(mapControl, m_dataInfo);
}
public DBSCANForm(IMapControl3 mapControl)
{
InitializeComponent();
m_mapControl = mapControl;
string fileName = "DBSCAN_Cluster.shp";
m_dataInfo = new DataInformation(mapControl, fileName);
inputAndOutput.SetValues(mapControl, m_dataInfo);
// inputAndOutput.AddLayerNames();
}
private void buttonOK_Click(object sender, EventArgs e)
{
//有效性验证
m_dataInfo = inputAndOutput.GetDataInfo();
string filePath = m_dataInfo.GetOutputFilePath();
string fileName = m_dataInfo.GetOutputFileName();
#region 参数有效性验证
if (m_dataInfo.IsValid() == false)
return;
if (textBoxEps.Text == "")
{
MessageBox.Show("区域半径输入错误！");
return;
}
if (textBoxMinPts.Text == "")
{
MessageBox.Show("最小点数输入错误！");
return;
}
if (File.Exists(filePath + "\\" + fileName))
{
MessageBox.Show(fileName + "文件已存在，请重新输入！");
return;
}
#endregion
//参数获取
m_dEps = m_dataInfo.UnitsConvertToMeters(float.Parse(textBoxEps.Text), m_mapControl.MapUnits);
m_nMinPts = int.Parse(textBoxMinPts.Text);
//计算得到聚类结果
m_DBSCANCluster = new DBSCAN(m_dataInfo, m_dEps, m_nMinPts);
m_Clusters = m_DBSCANCluster.GetClusters();
//保存到shp
SaveShapefile shapefile = new SaveShapefile(m_dataInfo, m_Clusters);
shapefile.CreatePolygonShapefile();
shapefile.CreatePointsShapefile();
IFeatureLayer pointLayer = shapefile.GetPointFeatureLayer();
IFeatureLayer polygonLayer = shapefile.GetPolygonFeatureLayer();
//渲染显示
RenderLayer layerRenderer = new RenderLayer();
layerRenderer.DefinePointUniqueValueRenderer(pointLayer as IGeoFeatureLayer, "index");
layerRenderer.DefinePolygonUniqueValueRenderer(polygonLayer as IGeoFeatureLayer, "index");
m_mapControl.AddLayer(polygonLayer as ILayer);
m_mapControl.AddLayer(pointLayer as ILayer);
this.m_mapControl.Refresh();
this.Close();
}
private void buttonOK_Click(object sender, EventArgs e)
{
//有效性验证
m_dataInfo = inputAndOutput.GetDataInfo();
m_bLocal = checkBoxLocal.Checked;
string filePath = m_dataInfo.GetOutputFilePath();
string fileName = m_dataInfo.GetOutputFileName();
#region 参数有效性验证
if (m_dataInfo.IsValid() == false)
return;
if (File.Exists(filePath + "\\" + fileName))
{
MessageBox.Show(fileName + "文件已存在，请重新输入！");
return;
}
#endregion
//计算得到聚类结果
m_ASCDTCluster = new ASCDT(m_dataInfo, m_bLocal);
m_Clusters = m_ASCDTCluster.GetClusters();
//保存到shp
SaveShapefile shapefile = new SaveShapefile(m_dataInfo, m_Clusters);
shapefile.CreatePolygonShapefile();
shapefile.CreatePointsShapefile();
IFeatureLayer pointLayer = shapefile.GetPointFeatureLayer();
IFeatureLayer polygonLayer = shapefile.GetPolygonFeatureLayer();
//渲染显示
RenderLayer layerRenderer = new RenderLayer();
layerRenderer.DefinePointUniqueValueRenderer(pointLayer as IGeoFeatureLayer, "index");
layerRenderer.DefinePolygonUniqueValueRenderer(polygonLayer as IGeoFeatureLayer, "index");
m_mapControl.AddLayer(polygonLayer as ILayer);
m_mapControl.AddLayer(pointLayer as ILayer);
this.m_mapControl.Refresh();
this.Close();
//需要添加如果一类都没有获得的情况
}
private IFeatureLayer m_polygonLayer; //聚类后的凸包图层
#endregion Fields
#region Constructors
public SaveShapefile(DataInformation dataInfo, Clusters clusters)
{
m_dataInfo = dataInfo;
m_clusters = clusters;
}
public void SetValues(IMapControl3 mapControl, DataInformation dataInfo)
{
m_mapControl = mapControl;
m_dataInfo = dataInfo;
AddLayerNames();
}
public InputAndOutput()
{
InitializeComponent();
m_dataInfo = new DataInformation();
}
private List<int> m_nodeFlag = new List<int>(); //控制划分子图，-1为噪声点，0为待划分的点，1为已划分的点
#endregion Fields
#region Constructors
public ASCDT(DataInformation dataInfo, bool bLocal)
{
m_dataInfo = dataInfo;
m_bLocal = bLocal;
}
private Clusters m_clusters; //聚类结果
public SaveShapefile(DataInformation dataInfo, Clusters clusters)
{
m_dataInfo = dataInfo;
m_clusters = clusters;
}
