private void comboBoxInput_SelectionChangeCommitted(object sender, EventArgs e)
{
string layerName = comboBoxInput.SelectedItem.ToString();
m_dataInfo.SetInputLayerName(layerName);
IDataset dataset = (IDataset)m_dataInfo.GetInputLayer();
string filePath = dataset.Workspace.PathName;
m_dataInfo.SetOutputFilePath(filePath);
// string fileName = "convexhull.shp";
textBoxOutput.Text = m_dataInfo.GetOutputFilePath() + "\\" + m_dataInfo.GetOutputFileName();
}
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
}