/// <summary>
/// 获得全局聚类的EdgeList
/// </summary>
/// <returns></returns>
private List <ITinEdge> GetGlobalEdgeList()
{
List <ITinEdge> globalEdge = new List <ITinEdge>();
ITinAdvanced tinAdvanced = m_DT as ITinAdvanced;
double globalMean = GlobalMean(m_DT);
double globalStDev = GlobalStDev(m_DT, globalMean);
int nodeCount = tinAdvanced.NodeCount;
for (int i = 1; i <= nodeCount; i++)
{
ITinNode tinNode = tinAdvanced.GetNode(i);
double local1Mean = Local1Mean(tinNode);
double globalConstraint = globalMean * (1 + globalStDev / local1Mean);
ITinEdgeArray incdentEdges = tinNode.GetIncidentEdges();
int incdentEdgeCount = incdentEdges.Count;
for (int j = 0; j < incdentEdgeCount; j++)
{
ITinEdge currentEdge = incdentEdges.get_Element(j);
if (currentEdge.Length < globalConstraint && currentEdge.IsInsideDataArea)
{
globalEdge.Add(currentEdge);
}
}
}
//去掉多加的neighbor边
globalEdge = CompleteEdges(globalEdge);
return(globalEdge);
}
private void buttonXOK_Click(object sender, EventArgs e)
{
try
{
ITinAdvanced ptina = m_pTin as ITinAdvanced;
// DirectoryInfo dir = Directory.CreateDirectory(m_DEMPath);
DirectoryInfo dir = new DirectoryInfo(m_DEMPath);
String sdir = dir.Parent.FullName;
String name = dir.Name;
//IRasterDataset rd1 = CreateRasterDataset(@"d:\dem", "aa.tif");
// IRasterDataset rd = CreateRasterDataset(sdir, name);
//esriRasterizationType eRastConvType = esriRasterizationType.esriElevationAsRaster
IRasterDataset pRD = TinToRaster_new(ptina, esriRasterizationType.esriElevationAsRaster, sdir, name, rstPixelType.PT_DOUBLE, doubleInputCellSize.Value, m_pTin.Extent, true);
// TinToRaster_new(ITinAdvanced pTin, esriRasterizationType eRastConvType, String sDir, String sName, rstPixelType ePixelType, Double cellsize, IEnvelope pExtent, bool bPerm)
pRD = null;
GC.Collect();
MessageBox.Show("转换成功！");
}
catch (SystemException ee)
{
m_DEMPath = "";
MessageBox.Show(ee.Message);
}
}
/// <summary>
/// 创建TIN
/// </summary>
private void CreateDelaunay()
{
//创建TIN
IFeatureLayer featureLayer = m_dataInfo.GetInputLayer() as IFeatureLayer;
IFeatureClass featureClass = featureLayer.FeatureClass;
IField pField = featureClass.Fields.get_Field(0);
if (pField == null)
{
MessageBox.Show("创建Delaunay三角网失败");
return;
}
IGeoDataset pGeoDataset = featureClass as IGeoDataset;
IEnvelope pEnvelope = pGeoDataset.Extent;
pEnvelope.SpatialReference = pGeoDataset.SpatialReference;
ITinEdit pTinEdit = new TinClass();
pTinEdit.InitNew(pEnvelope);
object obj = Type.Missing;
pTinEdit.AddFromFeatureClass(featureClass, null, pField, null, esriTinSurfaceType.esriTinMassPoint, ref obj);
m_DT = pTinEdit as ITin;
//将所有点标识为噪声点
ITinAdvanced tinAdvanced = m_DT as ITinAdvanced;
for (int i = 0; i < tinAdvanced.NodeCount; i++)
{
m_nodeFlag.Add(-1);
}
}
public static void GetCurrentSurfaceMax(ILayer ilayer_0, out double double_0, out double double_1)
{
ISurface surfaceFromLayer = SurfaceInfo.GetSurfaceFromLayer(ilayer_0);
if (surfaceFromLayer != null)
{
if (surfaceFromLayer is ITinAdvanced)
{
ITinAdvanced tinAdvanced = surfaceFromLayer as ITinAdvanced;
IEnvelope extent = tinAdvanced.Extent;
double_0 = ((extent.Width > extent.Height) ? extent.Width : extent.Height);
double_1 = extent.ZMax;
}
else
{
IRasterSurface rasterSurface = surfaceFromLayer as IRasterSurface;
IRasterProps rasterProps = rasterSurface.Raster as IRasterProps;
IEnvelope extent = rasterProps.Extent;
double_0 = ((extent.Width > extent.Height) ? extent.Width : extent.Height);
IRasterBandCollection rasterBandCollection = rasterProps as IRasterBandCollection;
IRasterBand rasterBand = rasterBandCollection.Item(0);
IRasterStatistics statistics = rasterBand.Statistics;
double_1 = statistics.Maximum;
}
}
else
{
double_0 = 0.0;
double_1 = 0.0;
}
}
/// <summary>
/// Delaunay三角网整体边长平均值(全局)
/// </summary>
/// <param name="tin"></param>
/// <returns></returns>
private double GlobalMean(ITin tin)
{
double length = 0;
ITinAdvanced tinAdvanced = tin as ITinAdvanced;
int edgeCount = tinAdvanced.EdgeCount;
for (int i = 1; i <= edgeCount; i++)
{
if (tinAdvanced.GetEdge(i).IsInsideDataArea)
{
length = length + tinAdvanced.GetEdge(i).Length;
}
}
return(length / (double)tinAdvanced.DataEdgeCount);
}
/// <summary>
/// 整体边长标准差(全局)
/// </summary>
/// <param name="tin"></param>
/// <param name="globalMean"></param>
/// <returns></returns>
private double GlobalStDev(ITin tin, double globalMean)
{
double a = 0;
ITinAdvanced tinAdvanced = tin as ITinAdvanced;
int edgeCount = tinAdvanced.EdgeCount;
// int edgeCount = tinAdvanced.DataEdgeCount;
for (int i = 1; i <= edgeCount; i++)
{
if (tinAdvanced.GetEdge(i).IsInsideDataArea)
{
ITinEdge tinEdge = tinAdvanced.GetEdge(i);
a = a + (globalMean - tinEdge.Length) * (globalMean - tinEdge.Length);
}
}
return(System.Math.Sqrt(a / (double)tinAdvanced.DataEdgeCount));
}
private void cmbcolor_SelectedIndexChanged(object sender, EventArgs e)
{
if (cmbclasses.SelectedItem != null)
{
ITinAdvanced pTinAdv = pTLayer.Dataset as ITinAdvanced;
IColorRamp pColorRamp = null;
int symbol_index = cmbcolor.SelectedIndex;//获取选择的序号
IStyleGalleryItem mStyleGalleryItem = pSymbolClass.GetItem(symbol_index);
// IColorRamp
pColorRamp = (IColorRamp)mStyleGalleryItem.Item;//获取选择的符号
pColorRamp.Size = int.Parse(cmbclasses.SelectedItem.ToString());
bool bOK = false;
pColorRamp.CreateRamp(out bOK);
for (int i = 0; i < pColorRamp.Size; i++)
{
(datagridsymbol.Rows[i].Cells[0]).Style.BackColor = ClsGDBDataCommon.IColorToColor(pColorRamp.get_Color(i));
}
datagridsymbol.CurrentCell = null;
}
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
// TODO: Add ToolModefyTINNode.OnMouseMove implementation
ITin pTin = pTinLayer.Dataset;
ITinEdit pTinEdit = pTin as ITinEdit;
ITinAdvanced pTinAdvanced = (ITinAdvanced)pTin;
IMapControl2 pMapCtr = (((IToolbarControl)m_hookHelper.Hook).Buddy) as IMapControl2;
if (pMapCtr != null)
{
IPoint mapPoint = pMapCtr.ToMapPoint(X, Y);
ITinNode pTINNode = new TinNodeClass();
double distance = 0;
pTinAdvanced.QueryNearestNode(mapPoint, pTINNode, ref distance);
pNode = pTINNode;
IPoint pt = new PointClass();
pt.PutCoords(pNode.X, pNode.Y);
pMovePtFeedBack.MoveTo(pt);
}
}
//更新gridview控件
private void updatadatagrid()
{
int classcount = int.Parse(cmbclasses.SelectedItem.ToString());
ITinAdvanced pTinAdv = pTLayer.Dataset as ITinAdvanced;
double dZMin = pTinAdv.Extent.ZMin; //tin的Z轴最高值
double dZMax = pTinAdv.Extent.ZMax; //tin的Z轴最低值
double dInterval = (dZMax - dZMin) / classcount;
double dLowBreak = dZMin;
double dHighBreak = dLowBreak + dInterval;
//创建颜色集合
IColorRamp pColorRamp = null;
int symbol_index = cmbcolor.SelectedIndex;//获取选择的序号
IStyleGalleryItem mStyleGalleryItem = pSymbolClass.GetItem(symbol_index);
// IColorRamp
pColorRamp = (IColorRamp)mStyleGalleryItem.Item;//获取选择的符号
pColorRamp.Size = classcount;
bool bOK = false;
pColorRamp.CreateRamp(out bOK);
lowbreak.Clear();
highbreak.Clear();
dataTable2.Rows.Clear();
for (int i = 0; i < pColorRamp.Size; i++)
{
lowbreak.Add(dLowBreak);
highbreak.Add(dHighBreak);
DataRow row = dataTable2.NewRow();
row[1] = dLowBreak.ToString("#.#") + " - " + dHighBreak.ToString("#.#");
row[2] = row[1];
dataTable2.Rows.Add(row);
dLowBreak = dHighBreak;
dHighBreak = dHighBreak + dInterval;
datagridsymbol.Rows[i].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pColorRamp.get_Color(i));
}
datagridsymbol.CurrentCell = null;
}
private void btnSure_Click(object sender, EventArgs e)
{
SysCommon.CProgress vProgress = new SysCommon.CProgress("进度条");
try
{
if (comboBoxOpen.Text == "")
{
MessageBox.Show("请选择数据！", "提示！");
return;
}
if (txtZFactor.Text == "")
{
MessageBox.Show("请设置Z值参数！", "提示！");
return;
}
if (txtCellSize.Text == "")
{
MessageBox.Show("请设置输出精度参数！", "提示！");
return;
}
if (txtSave.Text == "")
{
MessageBox.Show("请输入保存文件名！", "提示！");
return;
}
string Unit;
if (radioBtnDegree.Checked)
{
Unit = "DEGREE";
}
else
{
Unit = "PERCENT";
}
//this.Hide();
//Progress.FormProgress
vProgress.EnableCancel = false;//设置进度条
vProgress.ShowDescription = true;
vProgress.FakeProgress = true;
vProgress.TopMost = true;
vProgress.ShowProgress();
vProgress.SetProgress("正在进行坡度分析");
ILayer pLayer = GetLayerByName(ref fileName);//根据图层名获取图层
IGeoDataset pGeoDataset = pLayer as IGeoDataset;
ISurfaceOp pSurfaceOp;
IRasterAnalysisEnvironment pRasterAnalysisEnvironment = new RasterSurfaceOp();
pSurfaceOp = pRasterAnalysisEnvironment as ISurfaceOp;
object pObject = Convert.ToDouble(txtCellSize.Text);
object pZFactor = Convert.ToDouble(txtZFactor.Text);
pRasterAnalysisEnvironment.SetCellSize(esriRasterEnvSettingEnum.esriRasterEnvValue, ref pObject); //设置输出数据的像元值大小
IWorkspaceFactory pWorkspaceFactory = new RasterWorkspaceFactoryClass();
string OutPath = System.IO.Path.GetDirectoryName(txtSave.Text); //输出文件存储的目录信息
string TempPath = string.Concat(System.IO.Path.GetDirectoryName(Application.ExecutablePath), "\\Temp\\"); //临时文件存储位置
if (!Directory.Exists(TempPath))
{
Directory.CreateDirectory(TempPath);// 当路径不存在时创建临时文件存储路径
}
IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(TempPath, 0);
pRasterAnalysisEnvironment.OutWorkspace = pWorkspace;
IRasterBandCollection pRasterBandCollection;
string Newfile = System.IO.Path.GetFileName(txtSave.Text);
if (pGeoDataset is IRasterLayer)
{
IRasterLayer pRasterLayer = pLayer as IRasterLayer;
pGeoDataset = (IGeoDataset)pRasterLayer.Raster;
if (Unit == "DEGREE")//选择不同单位进行坡度分析
{
pRasterBandCollection = pSurfaceOp.Slope(pGeoDataset, esriGeoAnalysisSlopeEnum.esriGeoAnalysisSlopeDegrees, ref pZFactor) as IRasterBandCollection;
}
else
{
pRasterBandCollection = pSurfaceOp.Slope(pGeoDataset, esriGeoAnalysisSlopeEnum.esriGeoAnalysisSlopePercentrise, ref pZFactor) as IRasterBandCollection;
}
pWorkspace = pWorkspaceFactory.OpenFromFile(OutPath, 0);
pRasterBandCollection.SaveAs(Newfile, pWorkspace, RasterType); //保存分析结果到固定路径下
vProgress.Close();
if (MessageBox.Show("坡度分析成功，是否加载分析结果", "提示！", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
{
vProgress.ShowProgress();
vProgress.SetProgress("正在进行加载结果数据");
IRasterWorkspace pRasterWorkspace = pWorkspaceFactory.OpenFromFile(OutPath, 0) as IRasterWorkspace; // 张琪 20110613
IRasterDataset pRasterDataset = pRasterWorkspace.OpenRasterDataset(System.IO.Path.GetFileName(txtSave.Text)); //包含扩展名的表面数据集
IRasterLayer pOutRasterLayer = new RasterLayerClass();
pOutRasterLayer.CreateFromDataset(pRasterDataset);
m_pCurrentSceneControl.Scene.AddLayer(pOutRasterLayer as ILayer, true);
vProgress.Close();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(pRasterBandCollection);
}
else if (pGeoDataset is ITinLayer)
{
ITinLayer pTinLayer = pGeoDataset as ITinLayer;
ITinAdvanced pTinAdvanced = pTinLayer.Dataset as ITinAdvanced;
Cls3DModulsefun pCls3DModulsefun = new Cls3DModulsefun();
IRasterDataset pRasterDataset;
esriRasterizationType pesriRasterizationType;
if (Unit == "DEGREE")
{
pesriRasterizationType = esriRasterizationType.esriDegreeSlopeAsRaster;
}
else
{
pesriRasterizationType = esriRasterizationType.esriPercentageSlopeAsRaster;
}
rstPixelType prstPixelType = rstPixelType.PT_LONG;
//TIN数据转换成Raster数据并进行坡度分析（暂时未成功）
vProgress.Close();
pRasterDataset = pCls3DModulsefun.TinToRaster2(pTinAdvanced, pesriRasterizationType, OutPath, Newfile, prstPixelType, Convert.ToDouble(txtCellSize.Text), pTinAdvanced.Extent, true, RasterType);
if (MessageBox.Show("坡度分析成功，是否加载分析结果", "提示！", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
{
IRasterLayer pOutRasterLayer = new RasterLayerClass();
pOutRasterLayer.CreateFromDataset(pRasterDataset);
m_pCurrentSceneControl.Scene.AddLayer(pOutRasterLayer as ILayer, true);
if (this.WriteLog)
{
Plugin.LogTable.Writelog("坡度分析,表面集为:" + comboBoxOpen.Text);
Plugin.LogTable.Writelog("输出栅格路径为:" + txtSave.Text);
}
}
}
else
{
MessageBox.Show("目前不支持对当前选择图层的坡度分析功能", "提示！");
}
m_pCurrentSceneControl.SceneGraph.RefreshViewers();
this.Close();
DeleteFolder(TempPath);//清楚临时文件
}
catch
{
vProgress.Close();
this.Close();
MessageBox.Show("很抱歉，操作失败！", "提示！");
return;
}
}
private void btnok_Click(object sender, EventArgs e)
{
if (treeshow.SelectedIndex == 1)
{
ITinRenderer pRenderNew = new TinFaceRenderer() as ITinRenderer;
ITinSingleSymbolRenderer pUVRenderer = pRenderNew as ITinSingleSymbolRenderer;
ISimpleFillSymbol pSymbol = new SimpleFillSymbolClass();
pSymbol.Color = ClsGDBDataCommon.ColorToIColor(btncolor.SelectedColor);
pUVRenderer.Symbol = pSymbol as ISymbol;
pTLayer.ClearRenderers();
pTLayer.InsertRenderer(pRenderNew, 0);
pTocContral.SetBuddyControl(pMapContral);
pTocContral.Refresh();
pMapContral.Refresh();
if (bar3.SelectedDockTab == 2)
{
IActiveView pActiveView = pSceneControl.Scene as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pTLayer, null);
}
this.Close();
}
else
{
ITinRenderer pTinRenderer = new TinElevationRenderer() as ITinRenderer;
//设置样式
if (pTinRenderer is ITinColorRampRenderer)
{
if (pTinRenderer.Name == "Elevation")
{
if (lowbreak.Count > 0)
{
int ClassCount = int.Parse(cmbclasses.SelectedItem.ToString());
ITinAdvanced pTinAdv = pTLayer.Dataset as ITinAdvanced;
ITinColorRampRenderer pTinColorRampRenderer = pTinRenderer as ITinColorRampRenderer;
IClassBreaksUIProperties pClassBreaksUIProperties = pTinRenderer as IClassBreaksUIProperties;
INumberFormat pNumberFormat = pClassBreaksUIProperties.NumberFormat;
pTinColorRampRenderer.MinimumBreak = lowbreak[0];
pTinColorRampRenderer.BreakCount = int.Parse(cmbclasses.SelectedItem.ToString());
ISimpleFillSymbol pSymbol = null;
for (int j = 0; j < pTinColorRampRenderer.BreakCount; j++)
{
pClassBreaksUIProperties.set_LowBreak(j, lowbreak[j]);
pTinColorRampRenderer.set_Break(j, highbreak[j]);
//用于图层控制中分级标示显示
pTinColorRampRenderer.set_Label(ClassCount - j - 1, datagridsymbol.Rows[j].Cells[2].Value.ToString());
pSymbol = new SimpleFillSymbolClass();
pSymbol.Color = ClsGDBDataCommon.ColorToIColor(datagridsymbol.Rows[j].Cells[0].Style.BackColor);
pTinColorRampRenderer.set_Symbol(ClassCount - j - 1, pSymbol as ISymbol);
}
pTLayer.ClearRenderers();
(pTinColorRampRenderer as ITinRenderer).Visible = true;
pTLayer.InsertRenderer(pTinColorRampRenderer as ITinRenderer, 0);//插入一个渲染模型
pTocContral.SetBuddyControl(pMapContral);
pTocContral.Refresh();
pMapContral.Refresh();
if (bar3.SelectedDockTab == 2)
{
IActiveView pActiveView = pSceneControl.Scene as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pTLayer, null);
}
this.Close();
}
}
}
}
}
/// <summary>
/// TIN数据转栅格数据并进行坡度分析 张琪 20110614
/// </summary>
/// <param name="pTinAdvanced"></param>
/// <param name="pRastConvType"></param>
/// <param name="sDir"></param>
/// <param name="sName"></param>
/// <param name="ePixelType"></param>
/// <param name="cellsize"></param>
/// <param name="pExtent"></param>
/// <param name="bPerm"></param>
/// <param name="strType"></param>
/// <returns></returns>
public IRasterDataset TinToRaster(ITinAdvanced pTinAdvanced, esriRasterizationType pRastConvType, String sDir, String sName, rstPixelType ePixelType, Double cellsize, IEnvelope pExtent, bool bPerm, String strType)
{
try
{
ESRI.ArcGIS.Geometry.IPoint pOrigin = pExtent.LowerLeft;
pOrigin.X = pOrigin.X - (cellsize * 0.5);
pOrigin.Y = pOrigin.Y - (cellsize * 0.5);
int nCol, nRow;
nCol = Convert.ToInt32(Math.Round(pExtent.Width / cellsize)) + 1;
nRow = Convert.ToInt32(Math.Round(pExtent.Height / cellsize)) + 1;
IGeoDataset pGeoDataset = pTinAdvanced as IGeoDataset;
ISpatialReference2 pSpatialReference2 = pGeoDataset.SpatialReference as ISpatialReference2;
IRasterDataset pRasterDataset = CreateRasterSurf(sDir, sName, strType, pOrigin, nCol, nRow, cellsize, cellsize, ePixelType, pSpatialReference2, bPerm);
IRawPixels pRawPixels = GetRawPixels(pRasterDataset, 0);
object pCache = pRawPixels.AcquireCache();
ITinSurface pTinSurface = pTinAdvanced as ITinSurface;
IGeoDatabaseBridge2 pbridge2 = (IGeoDatabaseBridge2) new GeoDatabaseHelperClass();
IRasterProps pRasterProps = pRawPixels as IRasterProps;
//float nodataFloat;
//int nodataInt;
double dZMin = pTinAdvanced.Extent.ZMin;
object vNoData;
if (ePixelType.ToString() == "PT_FLOAT")
{
vNoData = (dZMin - 1).ToString();
}
else
{
vNoData = Convert.ToInt32((dZMin - 1));
}
pRasterProps.NoDataValue = vNoData;
IPnt pOffset = new DblPntClass();
int lMaxBlockX = 2048;
if (nCol < lMaxBlockX)
{
lMaxBlockX = nCol;
}
int lMaxBlockY = 2048;
if (nRow < lMaxBlockY)
{
lMaxBlockY = nRow;
}
IPnt pBlockSize = new DblPntClass();
pBlockSize.X = lMaxBlockX;
pBlockSize.Y = lMaxBlockY;
IPixelBlock3 pPixelBlock = pRawPixels.CreatePixelBlock(pBlockSize) as IPixelBlock3;
object blockArray = pPixelBlock.get_PixelDataByRef(0);
ITrackCancel pCancel = new CancelTrackerClass();
pCancel.CancelOnClick = false;
pCancel.CancelOnKeyPress = true;
int lBlockCount = Convert.ToInt32(Math.Round((nCol / lMaxBlockX) + 0.49) * Math.Round((nRow / lMaxBlockY) + 0.49));
ESRI.ArcGIS.Geometry.IPoint pBlockOrigin = new ESRI.ArcGIS.Geometry.PointClass();
int lColOffset, lRowOffset;
for (lRowOffset = 0; lRowOffset < (nRow - 1);)
{
for (lColOffset = 0; lColOffset < (nCol - 1);)
{
if ((nCol - lColOffset) < lMaxBlockX)
{
pBlockSize.X = (nCol - lColOffset);
pPixelBlock = pRawPixels.CreatePixelBlock(pBlockSize) as IPixelBlock3;
blockArray = pPixelBlock.get_PixelDataByRef(0);
}
pBlockOrigin.X = pOrigin.X + (lColOffset * cellsize) + (cellsize * 0.5);
pBlockOrigin.Y = pOrigin.Y + ((nRow - lRowOffset) * cellsize) - (cellsize * 0.5);
pbridge2.QueryPixelBlock(pTinSurface, pBlockOrigin.X, pBlockOrigin.Y, cellsize, cellsize, pRastConvType, vNoData, ref blockArray);
//pTinSurface.QueryPixelBlock(pBlockOrigin.X, pBlockOrigin.Y, cellsize, cellsize, pRastConvType, vNoData, blockArray);
pOffset.X = lColOffset;
pOffset.Y = lRowOffset;
pPixelBlock.set_PixelData(0, (System.Object)blockArray);
pRawPixels.Write(pOffset, pPixelBlock as IPixelBlock);
if (lBlockCount > 1)
{
if (!pCancel.Continue())
{
break;
}
else if (pTinAdvanced.ProcessCancelled)
{
break;
}
}
lColOffset = lColOffset + lMaxBlockX;
}
bool bReset = false;
if (pBlockSize.X != lMaxBlockX)
{
pBlockSize.X = lMaxBlockX;
bReset = true;
}
if ((nRow - lRowOffset) < lMaxBlockY)
{
pBlockSize.Y = (nRow - lRowOffset);
bReset = true;
}
if (bReset)
{
pPixelBlock.set_PixelData(0, blockArray);
pPixelBlock = pRawPixels.CreatePixelBlock(pBlockSize) as IPixelBlock3;
blockArray = pPixelBlock.get_PixelDataByRef(0);
}
lRowOffset = lRowOffset + lMaxBlockY;
}
pRawPixels.ReturnCache(pCache);
pCache = null;
pRawPixels = null;
pPixelBlock = null;
pRasterProps = null;
blockArray = 0;
pRasterDataset = OpenRasterDataset(sDir, sName);
if (lBlockCount == 1)
{
pTinAdvanced.TrackCancel = null;
}
return(pRasterDataset);
}
catch
{
return(null);
}
}
public IRasterDataset TinToRaster2(ITinAdvanced pTinAdvanced, esriRasterizationType pRastConvType, String sDir, String sName, rstPixelType ePixelType, Double cellsize, IEnvelope pExtent, bool bPerm, String strType)
{
try
{
ESRI.ArcGIS.Geometry.IPoint pOrigin = pExtent.LowerLeft;
pOrigin.X = pOrigin.X - (cellsize * 0.5);
pOrigin.Y = pOrigin.Y - (cellsize * 0.5);
int nCol, nRow;
nCol = Convert.ToInt32(Math.Round(pExtent.Width / cellsize)) + 1;
nRow = Convert.ToInt32(Math.Round(pExtent.Height / cellsize)) + 1;
IGeoDataset pGeoDataset = pTinAdvanced as IGeoDataset;
ISpatialReference2 pSpatialReference2 = pGeoDataset.SpatialReference as ISpatialReference2;
IRasterDataset pRasterDataset = CreateRasterSurf(sDir, sName, strType, pOrigin, nCol, nRow, cellsize, cellsize, ePixelType, pSpatialReference2, bPerm);
IRawPixels pRawPixels = GetRawPixels(pRasterDataset, 0);
IPnt pBlockSize = new DblPntClass();
pBlockSize.X = nCol;
pBlockSize.Y = nRow;
IPixelBlock3 pPixelBlock = pRawPixels.CreatePixelBlock(pBlockSize) as IPixelBlock3;
object blockArray = pPixelBlock.get_PixelDataByRef(0);
ITinSurface pTinSurface = pTinAdvanced as ITinSurface;
IGeoDatabaseBridge2 pbridge2 = (IGeoDatabaseBridge2) new GeoDatabaseHelperClass();
IRasterProps pRasterProps = pRawPixels as IRasterProps;
object nodataFloat;
object nodataInt;
pOrigin.X = pOrigin.X + (cellsize * 0.5);
pOrigin.Y = pOrigin.Y + (cellsize * nRow) - (cellsize * 0.5);
if (ePixelType.ToString() == "PT_FLOAT")
{
nodataFloat = pRasterProps.NoDataValue;
pTinSurface.QueryPixelBlock(pOrigin.X, pOrigin.Y, cellsize, cellsize, pRastConvType, nodataFloat, blockArray);
}
else
{
nodataInt = pRasterProps.NoDataValue;
pTinSurface.QueryPixelBlock(pOrigin.X, pOrigin.Y, cellsize, cellsize, pRastConvType, nodataInt, blockArray);
}
if (pTinAdvanced.ProcessCancelled == false)
{
return(null);
}
IPnt pOffset = new DblPntClass();
pOffset.X = 0;
pOffset.Y = 0;
pRawPixels.Write(pOffset, pPixelBlock as IPixelBlock);
if (!bPerm && ePixelType.ToString() == "PT_FLOAT")
{
IRasterBand pBand = pRawPixels as IRasterBand;
IRasterStatistics pStats = pBand.Statistics;
pStats.Recalculate();
}
if (bPerm)
{
pRawPixels = null;
pPixelBlock = null;
pRasterProps = null;
blockArray = 0;
pRasterDataset = OpenRasterDataset(sDir, sName);
}
return(pRasterDataset);
}
catch
{
return(null);
}
}
/// <summary>
/// 面积、体积统计及三维效果绘制 张琪 20110629
/// </summary>
private void StaTisTic()
{
SysCommon.CProgress vProgress = new SysCommon.CProgress("进度条");
try
{
vProgress.EnableCancel = false;//设置进度条
vProgress.ShowDescription = true;
vProgress.FakeProgress = true;
vProgress.TopMost = true;
vProgress.ShowProgress();
vProgress.SetProgress("正在计算");
object before = Type.Missing;
object after = Type.Missing;
if (m_StaPolygon == null)
{
txtArea2DSel.Text = m_SurFace.GetProjectedArea(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceAbove).ToString();
txtAreaAbove.Text = m_SurFace.GetSurfaceArea(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceAbove).ToString();
txtAreaBelow.Text = m_SurFace.GetSurfaceArea(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceBelow).ToString();
txtVolumeBelow.Text = m_SurFace.GetVolume(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceBelow).ToString();
txtVolumeAbove.Text = m_SurFace.GetVolume(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceAbove).ToString();
}
else//在地图上绘制多边形时
{
if (m_IsTin)//为true是指数据为TIN
{
ITinSurface pTinsurface = m_SurFace as ITinSurface;
ITinAdvanced pTinAdvanced = pTinsurface as ITinAdvanced;
////ITriangleLabelInPolyFilter = new
//ITinFilter pTCFilterBasic = pTCFilter as ITinFilter;
//pTCFilterBasic.DataElementsOnly = true;
int Criteria = 4;
IEnumTinTriangle pEnumTriangles = pTinAdvanced.MakeTriangleEnumerator(m_StaPolygon.Envelope, Criteria, null);
object dVolumeBelow = null;
object dSurfaceArea = null;
object dProjectedArea = null;
//根据绘制的多边形和Z值来计算基准面以上的面积和体积
pTinsurface.GetPartialVolumeAndArea(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceAbove, pEnumTriangles, ref dVolumeBelow, ref dSurfaceArea, ref dProjectedArea);
txtAreaAbove.Text = Convert.ToDouble(dSurfaceArea).ToString();
txtVolumeAbove.Text = dVolumeBelow.ToString();
txtArea2DSel.Text = dProjectedArea.ToString();
//根据绘制的多边形和Z值来计算基准面以下的面积和体积
pTinsurface.GetPartialVolumeAndArea(Convert.ToDouble(txtPlaneHeight.Text), esriPlaneReferenceType.esriPlaneReferenceBelow, pEnumTriangles, ref dVolumeBelow, ref dSurfaceArea, ref dProjectedArea);
txtAreaBelow.Text = dSurfaceArea.ToString();
txtVolumeBelow.Text = dVolumeBelow.ToString();
}
else
{
MessageBox.Show("抱歉该功能暂不支持Raster数据", "提示！");
vProgress.Close();
return;
}
}
IPointCollection pPolygon;
ESRI.ArcGIS.Geometry.IPoint pPoint = new ESRI.ArcGIS.Geometry.PointClass();
//IPolygon pOutPoly;
if (m_StaPolygon == null)//当绘制范围为空，获取整张图的范围
{
pPolygon = new PolygonClass();
IZAware pZawre;
pPoint.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
pPoint.X = m_SurFace.Domain.Envelope.XMin;
pPoint.Y = m_SurFace.Domain.Envelope.YMin;
pZawre = pPoint as IZAware;
pZawre.ZAware = true;
pPoint.Z = Convert.ToDouble(txtPlaneHeight.Text);
pPolygon.AddPoint(pPoint, ref before, ref after);
pPoint = new ESRI.ArcGIS.Geometry.PointClass();
pZawre = pPoint as IZAware;
pZawre.ZAware = true;
pPoint.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
pPoint.X = m_SurFace.Domain.Envelope.XMax;
pPoint.Y = m_SurFace.Domain.Envelope.YMin;
pPoint.Z = Convert.ToDouble(txtPlaneHeight.Text);
pPolygon.AddPoint(pPoint, ref before, ref after);
pPoint = new ESRI.ArcGIS.Geometry.PointClass();
pZawre = pPoint as IZAware;
pZawre.ZAware = true;
pPoint.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
pPoint.X = m_SurFace.Domain.Envelope.XMax;
pPoint.Y = m_SurFace.Domain.Envelope.YMax;
pPoint.Z = Convert.ToDouble(txtPlaneHeight.Text);
pPolygon.AddPoint(pPoint, ref before, ref after);
pPoint = new ESRI.ArcGIS.Geometry.PointClass();
pZawre = pPoint as IZAware;
pZawre.ZAware = true;
pPoint.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
pPoint.X = m_SurFace.Domain.Envelope.XMin;
pPoint.Y = m_SurFace.Domain.Envelope.YMax;
pPoint.Z = Convert.ToDouble(txtPlaneHeight.Text);
pPolygon.AddPoint(pPoint, ref before, ref after);
pPoint = new ESRI.ArcGIS.Geometry.PointClass();
pZawre = pPoint as IZAware;
pZawre.ZAware = true;
pPoint.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
pPoint.X = m_SurFace.Domain.Envelope.XMin;
pPoint.Y = m_SurFace.Domain.Envelope.YMin;
pPoint.Z = Convert.ToDouble(txtPlaneHeight.Text);
pPolygon.AddPoint(pPoint, ref before, ref after);
//获得整张图范围组成的多边形
IGeometry pGeometry = pPolygon as IGeometry;
pGeometry.SpatialReference = m_pCurrentSceneControl.Scene.SpatialReference;
}
else
{
pPolygon = m_StaPolygon as IPointCollection;
}
if (pPolygon == null)
{
vProgress.Close();
return;
}
//显示参考面
ShowRefPlane(pPolygon as IPolygon);
//显示周边
ShowCountour(pPolygon as IPolygon);
//获取轮廓线的周长
m_ScenePoly = pPolygon as IPolygon;
ITopologicalOperator pTopo = pPolygon as ITopologicalOperator;
IPolyline pPolyLine = pTopo.Boundary as IPolyline;
txtPara.Text = pPolyLine.Length.ToString();
vProgress.Close();
}
catch
{
vProgress.Close();
}
}
public static IRasterDataset TinToRaster(ITinAdvanced itinAdvanced_0,
esriRasterizationType esriRasterizationType_0, string string_0, string string_1, rstPixelType rstPixelType_0,
double double_0, IEnvelope ienvelope_0, bool bool_0)
{
IPoint lowerLeft = ienvelope_0.LowerLeft;
lowerLeft.X -= double_0 * 0.5;
lowerLeft.Y -= double_0 * 0.5;
int num = (int)Math.Round((double)((ienvelope_0.Width / double_0) + 1.0));
int num2 = (int)Math.Round((double)((ienvelope_0.Height / double_0) + 1.0));
IGeoDataset dataset = itinAdvanced_0 as IGeoDataset;
ISpatialReference2 spatialReference = dataset.SpatialReference as ISpatialReference2;
IRasterDataset dataset2 = CreateRasterSurf(string_0, string_1, "GRID", lowerLeft, num, num2, double_0,
double_0, rstPixelType_0, spatialReference, true);
IRasterBandCollection bands = dataset2 as IRasterBandCollection;
IRawPixels pixels = bands.Item(0) as IRawPixels;
ITinSurface pSurface = itinAdvanced_0 as ITinSurface;
pSurface.RasterInterpolationMethod = esriSurfaceInterpolationType.esriNaturalNeighborInterpolation;
IRasterProps props = pixels as IRasterProps;
object noDataValue = props.NoDataValue;
IPnt tlc = new DblPnt();
int num3 = 2048;
int num4 = 2048;
if (num < 2048)
{
num3 = num;
}
if (num2 < num4)
{
num4 = num2;
}
IPnt size = new DblPnt
{
X = num3,
Y = num4
};
IPixelBlock pxls = pixels.CreatePixelBlock(size);
object block = pxls.get_SafeArray(0);
IPoint point2 = new Point();
for (int i = 0; i < num2; i += num4)
{
for (int j = 0; j < num; j += num3)
{
if ((num - j) < num3)
{
size.X = num - j;
pxls = pixels.CreatePixelBlock(size);
block = pxls.get_SafeArray(0);
}
point2.X = (lowerLeft.X + (j * double_0)) + (double_0 * 0.5);
point2.Y = (lowerLeft.Y + ((num2 - i) * double_0)) - (double_0 * 0.5);
IGeoDatabaseBridge2 bridge = new GeoDatabaseHelper() as IGeoDatabaseBridge2;
bridge.QueryPixelBlock(pSurface, point2.X, point2.Y, double_0, double_0, esriRasterizationType_0,
noDataValue, ref block);
tlc.X = j;
tlc.Y = i;
pxls.set_SafeArray(0, block);
pixels.Write(tlc, pxls);
}
bool flag = false;
if (size.X != num3)
{
size.X = num3;
flag = true;
}
if ((num2 - i) < num4)
{
size.Y = num2 - i;
}
if (flag)
{
block = pixels.CreatePixelBlock(size).get_SafeArray(0);
}
}
return(dataset2);
}
public static IRasterDataset TinToRaster(ITinAdvanced itinAdvanced_0,
esriRasterizationType esriRasterizationType_0, string string_0, string string_1, string string_2,
rstPixelType rstPixelType_0, double double_0, IEnvelope ienvelope_0, bool bool_0)
{
object obj3;
IPoint lowerLeft = ienvelope_0.LowerLeft;
lowerLeft.X -= double_0 * 0.5;
lowerLeft.Y -= double_0 * 0.5;
int num = ((int)Math.Round((double)(ienvelope_0.Width / double_0))) + 1;
int num2 = ((int)Math.Round((double)(ienvelope_0.Height / double_0))) + 1;
IGeoDataset dataset = itinAdvanced_0 as IGeoDataset;
ISpatialReference2 spatialReference = dataset.SpatialReference as ISpatialReference2;
IRasterDataset dataset2 = CreateRasterSurf(string_0, string_1, string_2, lowerLeft, num, num2, double_0,
double_0, 1, rstPixelType_0, spatialReference, bool_0);
IRawPixels rawPixels = GetRawPixels(dataset2, 0);
object cache = rawPixels.AcquireCache();
ITinSurface pSurface = itinAdvanced_0 as ITinSurface;
IRasterProps o = rawPixels as IRasterProps;
double zMin = itinAdvanced_0.Extent.ZMin;
if (rstPixelType_0 == rstPixelType.PT_FLOAT)
{
obj3 = (float)(zMin - 1.0);
}
else
{
obj3 = (int)(zMin - 1.0);
}
o.NoDataValue = obj3;
IPnt tlc = new DblPnt();
int num4 = 2048;
if (num < 2048)
{
num4 = num;
}
int num5 = 2048;
if (num2 < 2048)
{
num5 = num2;
}
IPnt size = new DblPnt
{
X = num4,
Y = num5
};
IPixelBlock3 block = rawPixels.CreatePixelBlock(size) as IPixelBlock3;
ITrackCancel cancel = new CancelTracker
{
CancelOnClick = false,
CancelOnKeyPress = true
};
int num6 = (int)(Math.Round((double)((num / num4) + 0.49)) * Math.Round((double)((num2 / num5) + 0.49)));
if (num6 == 1)
{
itinAdvanced_0.TrackCancel = cancel;
}
IPoint point2 = new Point();
object obj4 = block.get_PixelDataByRef(0);
for (int i = 0; i < num2; i += num5)
{
for (int j = 0; j < num; j += num4)
{
if ((num - j) < num4)
{
size.X = num - j;
block = rawPixels.CreatePixelBlock(size) as IPixelBlock3;
obj4 = block.get_PixelDataByRef(0);
}
point2.X = (lowerLeft.X + (j * double_0)) + (double_0 * 0.5);
point2.Y = (lowerLeft.Y + ((num2 - i) * double_0)) - (double_0 * 0.5);
IGeoDatabaseBridge2 bridge = new GeoDatabaseHelper() as IGeoDatabaseBridge2;
bridge.QueryPixelBlock(pSurface, point2.X, point2.Y, double_0, double_0, esriRasterizationType_0,
obj3, ref obj4);
tlc.X = j;
tlc.Y = i;
block.set_PixelData(0, obj4);
rawPixels.Write(tlc, block as IPixelBlock);
}
bool flag = false;
if (size.X != num4)
{
size.X = num4;
flag = true;
}
if ((num2 - i) < num5)
{
size.Y = num2 - i;
flag = true;
}
if (flag)
{
block = rawPixels.CreatePixelBlock(size) as IPixelBlock3;
obj4 = block.get_PixelDataByRef(0);
}
}
rawPixels.ReturnCache(cache);
Marshal.ReleaseComObject(cache);
cache = null;
Marshal.ReleaseComObject(rawPixels);
rawPixels = null;
Marshal.ReleaseComObject(block);
block = null;
Marshal.ReleaseComObject(o);
o = null;
obj4 = 0;
GC.Collect();
return(dataset2);
}
private void method_3(IColorRamp icolorRamp_1, ITinColorRampRenderer itinColorRampRenderer_1, int int_0,
ITin itin_0)
{
IClassify classify =
this.method_2((itinColorRampRenderer_1 as IClassBreaksUIProperties).Method) as IClassify;
if (classify != null)
{
bool flag;
if (classify is IClassifyMinMax2)
{
ITinAdvanced dataset = this.itinLayer_0.Dataset as ITinAdvanced;
double zMin = dataset.Extent.ZMin;
double zMax = dataset.Extent.ZMax;
(classify as IClassifyMinMax2).ClassifyMinMax(zMin, zMax, ref int_0);
}
else if (!(classify is IDeviationInterval))
{
}
itinColorRampRenderer_1.BreakCount = int_0;
this.bool_0 = false;
this.cboClassifyNum.SelectedIndex = int_0 - 1;
this.bool_0 = true;
double[] classBreaks = (double[])classify.ClassBreaks;
if (classBreaks.Length == 0)
{
icolorRamp_1.Size = 5;
}
else
{
icolorRamp_1.Size = classBreaks.Length;
}
icolorRamp_1.CreateRamp(out flag);
IEnumColors colors = icolorRamp_1.Colors;
ISymbol sym = null;
for (int i = 0; i < (classBreaks.Length - 1); i++)
{
IColor color = colors.Next();
if ((itinColorRampRenderer_1 as ITinRenderer).Name == "Elevation")
{
ISimpleFillSymbol symbol2 = new SimpleFillSymbolClass
{
Color = color,
Style = esriSimpleFillStyle.esriSFSSolid
};
sym = symbol2 as ISymbol;
}
else if ((itinColorRampRenderer_1 as ITinRenderer).Name == "Node elevation")
{
IMarkerSymbol symbol3 = new SimpleMarkerSymbolClass
{
Color = color
};
sym = symbol3 as ISymbol;
}
itinColorRampRenderer_1.set_Symbol(i, sym);
(itinColorRampRenderer_1 as IClassBreaksUIProperties).set_LowBreak(i, classBreaks[i]);
itinColorRampRenderer_1.set_Break(i, classBreaks[i + 1]);
string label = classBreaks[i].ToString() + " - " + classBreaks[i + 1].ToString();
itinColorRampRenderer_1.set_Label(i, label);
}
}
}
public IRasterDataset TinToRaster_new(ITinAdvanced pTin, esriRasterizationType eRastConvType, String sDir, String sName, rstPixelType ePixelType, Double cellsize, IEnvelope pExtent, bool bPerm)
{
IPoint pOrigin = pExtent.LowerLeft;
//pOrigin.X = pOrigin.X - (cellsize * 0.5);
//pOrigin.Y = pOrigin.Y - (cellsize * 0.5);
pOrigin.X = pOrigin.X;
pOrigin.Y = pOrigin.Y;
int nCol, nRow;
nCol = (int)Math.Round(pExtent.Width / cellsize);
nRow = (int)Math.Round(pExtent.Height / cellsize);
IGeoDataset pGDS = pTin as IGeoDataset;
ISpatialReference2 pSR = pGDS.SpatialReference as ISpatialReference2;
//这个pOrigin为栅格左下角
IWorkspaceFactory pworkspaceFactory = new RasterWorkspaceFactory();
IRasterWorkspace2 rasterws = pworkspaceFactory.OpenFromFile(sDir, 0) as IRasterWorkspace2;
IPoint originpoint = pOrigin;
//用于计算的 float型的栅格数据
IRasterDataset demdataset = rasterws.CreateRasterDataset(sName, "TIFF", originpoint, nCol, nRow,
cellsize, cellsize, 1, rstPixelType.PT_DOUBLE, null, true);
IRasterDataset pRDS = demdataset;
//IRawPixels pRawPixels = GetRawPixels(pRDS, 0);
IRaster pRaster = pRDS.CreateDefaultRaster();
IPnt pBlockSize = new DblPnt();
//nCol = 50;
//nRow = 50;
pBlockSize.X = nCol;
pBlockSize.Y = nRow;
IPixelBlock pPixelBlock = pRaster.CreatePixelBlock(pBlockSize);
//IPixelBlock pPixelBlock = pRawPixels.CreatePixelBlock(pBlockSize);
IPixelBlock3 pPixelBlock3 = pPixelBlock as IPixelBlock3;
//object val = pPixelBlock.get_SafeArray(0);
ITinSurface pTinSurf = pTin as ITinSurface;
// IRasterProps pRasterProps = pRawPixels as IRasterProps;
IRasterProps pRasterProps = pRaster as IRasterProps;
object nodata;
//pOrigin.X = pOrigin.X + (cellsize * 0.5);
//pOrigin.Y = pOrigin.Y + (cellsize * nRow) - (cellsize * 0.5);
pOrigin.X = pOrigin.X;
pOrigin.Y = pOrigin.Y + (cellsize * nRow);
nodata = pRasterProps.NoDataValue;
IGeoDatabaseBridge2 pbridge2 = (IGeoDatabaseBridge2) new GeoDatabaseHelperClass();
//这个pOrigin为栅格左上角
//pbridge2.QueryPixelBlock(pTinSurf, pOrigin.X, pOrigin.Y, cellsize, cellsize, esriRasterizationType.esriElevationAsRaster, nodata, ref val);
//if (pTin.ProcessCancelled)
// return null;
//val.GetType();
CalPixelArray(pTinSurf, pOrigin.X, pOrigin.Y, cellsize, cellsize, ref pPixelBlock3);
IPnt pOffset = new DblPnt();
pOffset.X = 0;
pOffset.Y = 0;
//pPixelBlock3.set_PixelData(0, val);
//pRawPixels.Write(pOffset, (IPixelBlock)pPixelBlock3);//写入硬盘
IRasterEdit prasteredit = pRaster as IRasterEdit;
prasteredit.Write(pOffset, (IPixelBlock)pPixelBlock3);
//pRDS = OpenOutputRasterDataset(sDir, sName);
//IPixelBlock pb = pRaster.CreatePixelBlock(pBlockSize);
//pRaster.Read(pOffset,pb);
// ISaveAs pSaveas = pRasterProps as ISaveAs2;
// pSaveas.SaveAs(sDir + "\\" + sName, null, "TIFF");
prasteredit.Refresh();
return(pRDS);
}
private void method_0(IClassify iclassify_0, ITinColorRampRenderer itinColorRampRenderer_0, int int_0,
ITin itin_1)
{
bool flag;
IRandomColorRamp ramp = new RandomColorRampClass
{
StartHue = 40,
EndHue = 120,
MinValue = 65,
MaxValue = 90,
MinSaturation = 25,
MaxSaturation = 45,
Size = 5,
Seed = 23
};
IColorRamp ramp2 = ramp;
if (iclassify_0 is IClassifyMinMax2)
{
ITinAdvanced advanced = itin_1 as ITinAdvanced;
double zMin = advanced.Extent.ZMin;
double zMax = advanced.Extent.ZMax;
(iclassify_0 as IClassifyMinMax2).ClassifyMinMax(zMin, zMax, ref int_0);
}
else if (!(iclassify_0 is IDeviationInterval))
{
}
itinColorRampRenderer_0.BreakCount = int_0;
double[] classBreaks = (double[])iclassify_0.ClassBreaks;
if (classBreaks.Length == 0)
{
ramp2.Size = 5;
}
else
{
ramp2.Size = classBreaks.Length;
}
ramp2.CreateRamp(out flag);
IEnumColors colors = ramp2.Colors;
ISymbol sym = null;
for (int i = 0; i < (classBreaks.Length - 1); i++)
{
IColor color = colors.Next();
if ((itinColorRampRenderer_0 as ITinRenderer).Name == "Elevation")
{
ISimpleFillSymbol symbol2 = new SimpleFillSymbolClass
{
Color = color,
Style = esriSimpleFillStyle.esriSFSSolid
};
sym = symbol2 as ISymbol;
}
else if ((itinColorRampRenderer_0 as ITinRenderer).Name == "Node elevation")
{
IMarkerSymbol symbol3 = new SimpleMarkerSymbolClass
{
Color = color
};
sym = symbol3 as ISymbol;
}
itinColorRampRenderer_0.set_Symbol(i, sym);
(itinColorRampRenderer_0 as IClassBreaksUIProperties).set_LowBreak(i, classBreaks[i]);
itinColorRampRenderer_0.set_Break(i, classBreaks[i + 1]);
string label = classBreaks[i].ToString() + " - " + classBreaks[i + 1].ToString();
itinColorRampRenderer_0.set_Label(i, label);
}
}
