//根据层名，得到层的索引
public System.Int32 GetIndexNumberFromLayerName(ESRI.ArcGIS.Carto.IActiveView activeView, System.String layerName)
{
if (activeView == null || layerName == null)
{
return(-1);
}
ESRI.ArcGIS.Carto.IMap map = activeView.FocusMap;
// Get the number of layers
int numberOfLayers = map.LayerCount;
// Loop through the layers and get the correct layer index
for (System.Int32 i = 0; i < numberOfLayers; i++)
{
if (layerName == map.get_Layer(i).Name)
{
// Layer was found
return(i);
}
//map.get_Layer(i).Visible = false;
}
// No layer was found
return(-1);
}
//======================================================================================================
#region 判断要素是否在同一图层以及图层的编辑状态
//===================================================================================================
//陈胜鹏 2009-08-19 添加
/// <summary>
/// 从图面上获取选中要素所在数据集的工作空间，判断是否开启编辑
/// </summary>
/// <param name="pMap">当前加载了数据的地图对象</param>
/// <returns></returns>
private bool GetDatasetEditState(ESRI.ArcGIS.Carto.IMap pMap)
{
int pSameLyr = 0; //记录要素是否为同层
ILayer pLayer = null;
//判断选择的要素是否处于同一个图层
for (int i = 0; i < pMap.LayerCount; i++)
{
IFeatureLayer pFeatLyr = null;
IFeatureSelection pFeatSel = null;
pLayer = pMap.get_Layer(i);
if (pLayer is IGroupLayer)
{
if (pLayer.Name == "示意图")
{
continue;
}
ICompositeLayer pComLayer = pLayer as ICompositeLayer;
for (int j = 0; j < pComLayer.Count; j++)
{
ILayer mLayer = pComLayer.get_Layer(j);
pFeatLyr = mLayer as IFeatureLayer;
if (pFeatLyr != null)
{
pFeatSel = pFeatLyr as IFeatureSelection;
if (pFeatSel.SelectionSet.Count > 0)
{
pSameLyr = pSameLyr + 1;
m_MergeLayer = pFeatLyr;//当只有一个图层被选中时，pFeatLyr就是要进行融合的目标图层
}
}
}
}
pFeatLyr = pLayer as IFeatureLayer;
if (pFeatLyr != null)
{
pFeatSel = pFeatLyr as IFeatureSelection;
if (pFeatSel.SelectionSet.Count > 0)
{
pSameLyr = pSameLyr + 1;
m_MergeLayer = pFeatLyr;//当只有一个图层被选中时，pFeatLyr就是要进行融合的目标图层
}
}
}
//如果选择的要素所在的层数不是1，即要素不在同一个层
if (pSameLyr != 1)
{
return(false);
}
//一系列的QI后获得IWorkspaceEdit接口对象pWSE
IFeatureClass pFeatCls = m_MergeLayer.FeatureClass as IFeatureClass;
IDataset pDS = pFeatCls as IDataset;
IWorkspace pWs = pDS.Workspace as IWorkspace;
IWorkspaceEdit pWSE = pWs as IWorkspaceEdit;
return(pWSE.IsBeingEdited()); //返回编辑状态
}
public bool ConvertLayerToKML(IFeatureClass fc, string kmzOutputPath, string tmpShapefilePath, ESRI.ArcGIS.Carto.IMap map)
{
try
{
string kmzName = System.IO.Path.GetFileName(kmzOutputPath);
string folderName = System.IO.Path.GetDirectoryName(kmzOutputPath);
var fcName = System.IO.Path.GetFileNameWithoutExtension(kmzName);
IFeatureLayer fLayer = new FeatureLayer();
fLayer.FeatureClass = fc;
var geoLayer = (fLayer as IGeoFeatureLayer);
if (geoLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPoint)
{
ISimpleMarkerSymbol pSimpleMarkerSymbol = new SimpleMarkerSymbolClass();
pSimpleMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCircle;
pSimpleMarkerSymbol.Size = CoordinateConversionLibrary.Constants.SymbolSize;
pSimpleMarkerSymbol.Color = new RgbColorClass()
{
Red = 255
};
ISimpleRenderer pSimpleRenderer;
pSimpleRenderer = new SimpleRenderer();
pSimpleRenderer.Symbol = (ISymbol)pSimpleMarkerSymbol;
geoLayer.Name = fcName;
geoLayer.Renderer = (IFeatureRenderer)pSimpleRenderer;
}
var featureLayer = geoLayer as FeatureLayer;
map.AddLayer(geoLayer);
// Initialize the geoprocessor.
IGeoProcessor2 gp = new GeoProcessorClass();
IVariantArray parameters = new VarArrayClass();
parameters.Add(featureLayer.Name);
parameters.Add(folderName + "\\" + kmzName);
var result = gp.Execute(CoordinateConversionLibrary.Constants.LayerToKMLGPTool, parameters, null);
// Remove the temporary layer from the TOC
for (int i = 0; i < map.LayerCount; i++)
{
ILayer layer = map.get_Layer(i);
if (layer.Name == fcName)
{
map.DeleteLayer(layer);
break;
}
}
return(true);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
return(false);
}
public bool ConvertLayerToKML(string kmzOutputPath, string tmpShapefilePath,
ESRI.ArcGIS.Carto.IMap map, GraphicTypes graphicType)
{
try
{
string kmzName = System.IO.Path.GetFileName(kmzOutputPath);
IGeoProcessor2 gp = new GeoProcessorClass();
gp.OverwriteOutput = true;
IGeoFeatureLayer geoLayer = null;
IVariantArray parameters = new VarArrayClass();
parameters.Add(tmpShapefilePath);
parameters.Add(kmzName);
gp.Execute("MakeFeatureLayer_management", parameters, null);
string layerFileName = getLayerFileFromGraphicType(graphicType);
if (!string.IsNullOrEmpty(layerFileName))
{
IVariantArray parametersASM = new VarArrayClass();
parametersASM.Add(kmzName);
parametersASM.Add(layerFileName);
gp.Execute("ApplySymbologyFromLayer_management", parametersASM, null);
}
IVariantArray parameters1 = new VarArrayClass();
// assign parameters
parameters1.Add(kmzName);
parameters1.Add(kmzOutputPath);
gp.Execute("LayerToKML_conversion", parameters1, null);
// Remove the temporary layer from the TOC
for (int i = 0; i < map.LayerCount; i++)
{
ILayer layer = map.get_Layer(i);
if ((layer.Name == "featureLayer") || (layer.Name == kmzName))
{
map.DeleteLayer(layer);
break;
}
}
if (geoLayer != null)
{
map.DeleteLayer(geoLayer);
}
return(true);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(false);
}
}
/// <summary>
/// 根据图层索引获得图层
/// </summary>
/// <param name="activeView">当前视图窗口对象</param>
/// <param name="layerIndex">图层序号</param>
/// <returns></returns>
public ESRI.ArcGIS.Carto.IFeatureLayer GetFeatureLayerFromLayerIndexNumber(ESRI.ArcGIS.Carto.IActiveView activeView, System.Int32 layerIndex)
{
if (activeView == null || layerIndex < 0)
{
return(null);
}
ESRI.ArcGIS.Carto.IMap map = activeView.FocusMap;
if (layerIndex < map.LayerCount && map.get_Layer(layerIndex) is ESRI.ArcGIS.Carto.IFeatureLayer)
{
return((ESRI.ArcGIS.Carto.IFeatureLayer)activeView.FocusMap.get_Layer(layerIndex)); // Explicit Cast
}
else
{
return(null);
}
}
/// <summary>
/// 根据图层索引获得图层
/// </summary>
/// <param name="activeView">当前视图窗口对象</param>
/// <param name="layerIndex">图层序号</param>
/// <returns></returns>
public ESRI.ArcGIS.Carto.IFeatureLayer GetFeatureLayerFromLayerName(ESRI.ArcGIS.Carto.IActiveView activeView, System.String name)
{
if (activeView == null || name == "")
{
return(null);
}
IFeatureLayer fealyr = null;
ESRI.ArcGIS.Carto.IMap map = activeView.FocusMap;
for (int i = 0; i < map.LayerCount; i++)
{
ICompositeLayer lyrs = map.get_Layer(i) as ICompositeLayer;
if (lyrs == null)
{
continue;
}
for (int j = 0; j < lyrs.Count; j++)
{
ILayer lyr = lyrs.get_Layer(j);
ICompositeLayer compositrlyr = lyr as ICompositeLayer;
if (compositrlyr != null)
{
for (int k = 0; k < compositrlyr.Count; k++)
{
ILayer lyr1 = compositrlyr.get_Layer(k);
if (lyr1.Name == name)
{
fealyr = lyr1 as IFeatureLayer;
break;
}
}
}
else
{
if (lyr.Name == name)
{
fealyr = lyr as IFeatureLayer;
break;
}
}
}
}
return(fealyr);
}
public bool ConvertLayerToKML(string kmzOutputPath, string tmpShapefilePath, ESRI.ArcGIS.Carto.IMap map)
{
try
{
string kmzName = System.IO.Path.GetFileName(kmzOutputPath);
string folderName = System.IO.Path.GetDirectoryName(kmzOutputPath);
IGeoProcessor2 gp = new GeoProcessorClass();
IVariantArray parameters = new VarArrayClass();
parameters.Add(tmpShapefilePath);
parameters.Add(kmzName);
gp.Execute("MakeFeatureLayer_management", parameters, null);
IVariantArray parameters1 = new VarArrayClass();
// assign parameters
parameters1.Add(kmzName);
parameters1.Add(kmzOutputPath);
gp.Execute("LayerToKML_conversion", parameters1, null);
// Remove the temporary layer from the TOC
for (int i = 0; i < map.LayerCount; i++)
{
ILayer layer = map.get_Layer(i);
if (layer.Name == "featureLayer")
{
map.DeleteLayer(layer);
break;
}
}
return(true);
}
catch (Exception ex)
{
return(false);
}
}
//创建饼状专题图
public static void CreatePieTheme(System.Web.UI.Page page, int nLayerID, string[] fields)
{
if (page == null)
{
return;
}
// 得到地图服务下的ArcObjects map对象
ESRI.ArcGIS.Server.IServerContext pServerContext = GetServerContext(page);
ESRI.ArcGIS.Carto.IMapServer mapServer = (ESRI.ArcGIS.Carto.IMapServer)pServerContext.ServerObject;
ESRI.ArcGIS.Carto.IMapServerObjects2 mapServerObjects = (ESRI.ArcGIS.Carto.IMapServerObjects2)mapServer;
string mapName = mapServer.DefaultMapName;
ESRI.ArcGIS.Carto.IMap aoMap = mapServerObjects.get_Map(mapName);
ESRI.ArcGIS.Carto.ILayer pLayer = aoMap.get_Layer(nLayerID);//得到图层
ESRI.ArcGIS.Carto.IGeoFeatureLayer pGeoLayer = pLayer as IGeoFeatureLayer;
//设置专题图的属性列表
ESRI.ArcGIS.Carto.IChartRenderer pCharRenderer = pServerContext.CreateObject("esriCarto.ChartRenderer") as IChartRenderer;
ESRI.ArcGIS.Carto.IRendererFields pRenderFields = pCharRenderer as IRendererFields;
foreach (string var in fields)
{
pRenderFields.AddField(var, var);
}
//实例化图表对象并取得元素指定属性的最大值
ESRI.ArcGIS.Display.IPieChartSymbol pPieSym = pServerContext.CreateObject("esriDisplay.PieChartSymbol") as ESRI.ArcGIS.Display.IPieChartSymbol;
ESRI.ArcGIS.Display.IChartSymbol pCharSym = pPieSym as ESRI.ArcGIS.Display.IChartSymbol;
pPieSym.Clockwise = true;
pPieSym.UseOutline = true;
pCharSym.MaxValue = GetStaMaxMin(fields, pGeoLayer)[0];
//设置饼图外围线
ISimpleLineSymbol pOutLine = pServerContext.CreateObject("esriDisplay.SimpleLineSymbol") as ISimpleLineSymbol;
pOutLine.Color = GetRGB(255, 0, 128, pServerContext);
pOutLine.Style = ESRI.ArcGIS.Display.esriSimpleLineStyle.esriSLSSolid;
pOutLine.Width = 1;
pPieSym.Outline = pOutLine;
IMarkerSymbol pMarkSym = pPieSym as IMarkerSymbol;
pMarkSym.Size = 5;
//设置饼状图填充效果
ESRI.ArcGIS.Display.ISymbolArray pSymArr = pPieSym as ISymbolArray;
ISimpleFillSymbol pSimFillSym = pServerContext.CreateObject("esriDisplay.SimpleFillSymbol") as ESRI.ArcGIS.Display.SimpleFillSymbol;
pSimFillSym.Color = GetRGB(128, 128, 128, pServerContext);
pSimFillSym.Outline = pOutLine;
Random randColor = new Random();
for (int i = 0; i < fields.Length; i++)
{
IFillSymbol pFillSym = pServerContext.CreateObject("esriDisplay.SimpleFillSymbol") as IFillSymbol;
pFillSym.Color = GetRGB(randColor.Next(255), randColor.Next(255), randColor.Next(255), pServerContext);
pSymArr.AddSymbol((ISymbol)pFillSym);
}
//设置地图图层背景
pSimFillSym = pServerContext.CreateObject("esriDisplay.SimpleFillSymbol") as ESRI.ArcGIS.Display.SimpleFillSymbol;
pSimFillSym.Color = GetRGB(255, 128, 255, pServerContext);
pCharRenderer.BaseSymbol = pSimFillSym as ISymbol;
//设置饼状图表属性
IPieChartRenderer pPieChartRenderer = pCharRenderer as IPieChartRenderer;
pPieChartRenderer.MinValue = 0.1;
pPieChartRenderer.MinSize = 1;
pPieChartRenderer.FlanneryCompensation = false;
pPieChartRenderer.ProportionalBySum = true;
pPieChartRenderer.ProportionalField = fields[0];
pCharRenderer.ChartSymbol = pPieSym as IChartSymbol;
pCharRenderer.Label = "面积";
//应用饼状专题到指定图层
pCharRenderer.UseOverposter = false;
pCharRenderer.CreateLegend();
pGeoLayer.Renderer = pCharRenderer as IFeatureRenderer;
//刷新地图显示图表及图例
mapServerObjects.RefreshServerObjects();
// Map1.RefreshResource("MapResourceItem0");
pServerContext.ReleaseContext();
}
public void execute()
{
// check if the status is ready (all the attributes have been set and parent is known
// execute and return the features and set them to _features
// compare the features with what is expected in parent. If it matches, transfer the values to the parent and set the paramNode to be complete.
ESRI.ArcGIS.Carto.IMap map = null;
ESRI.ArcGIS.Carto.IMapDocument tempDoc = new ESRI.ArcGIS.Carto.MapDocument();
string filePath = this.sourceName;
ESRI.ArcGIS.Carto.IMapDocument mapDoc = new ESRI.ArcGIS.Carto.MapDocument();
if (mapDoc.get_IsPresent(filePath) && !mapDoc.get_IsPasswordProtected(filePath))
{
mapDoc.Open(filePath, string.Empty);
// set the first map as the active view
map = mapDoc.get_Map(0);
for (int i = 0; i < map.LayerCount; i++)
{
IFeatureLayer layer = map.get_Layer(i) as IFeatureLayer;
Console.WriteLine("layer=====" + layer.Name);
if (layer.Name == this.sourceLayer)
{
layer.Selectable = true;
IQueryFilter queryFilter = new QueryFilterClass();
// queryFilter.WhereClause = this.query;
queryFilter.WhereClause = "ZONE_ = 'A'";
IFeatureSelection pFeatureSelection = layer as IFeatureSelection;
pFeatureSelection.SelectFeatures(queryFilter, esriSelectionResultEnum.esriSelectionResultNew, false);
//pFeatureSelection.SelectionSet.
if (pFeatureSelection.SelectionSet.Count == 0)
{
Console.WriteLine("No features found for" + this.query);
}
else
{
//for (int j = 0; j < pFeatureSelection.SelectionSet.Count; j++)
//{
// IFeature f = (pFeatureSelection as IFeatureLayer).FeatureClass.GetFeature(j);
// this.parent.Values.Add(f);
//}
IFeatureClass featureClass = layer.FeatureClass;
//use an IEnumIDs to read the SelectionSet IDs
IEnumIDs enumIDs = pFeatureSelection.SelectionSet.IDs;
int fieldIndex1 = featureClass.FindField("SHAPE_Length");
int fieldIndex2 = featureClass.FindField("SHAPE_Area");
string s = "{0}ID \t\tSHAPE_Length \t\tSHAPE_Area";
IFeature feature;
IDataset dataset = (IDataset)featureClass;
int iD = enumIDs.Next();
while (iD != -1) //-1 is reutned after the last valid ID has been reached
{
feature = featureClass.GetFeature(iD);
s += "{0}" + iD + ":\t\t" + feature.get_Value(fieldIndex1) + "\t\t" + feature.get_Value(fieldIndex2);
iD = enumIDs.Next();
}
//report some information about the selection
// we need to store this result back to the VALUES of the Parent's node, which is a ParamNode.
Console.WriteLine("A SelectionSet containing: {1} Rows {0}has been created using the query: {2} {0}this selection set was created on the feature class: {3}{0}" + s + "{0}",
Environment.NewLine, pFeatureSelection.SelectionSet.Count, queryFilter.WhereClause, dataset.Name);
}
}
}
}
}
//创建柱状专题图
public void CreateBarRenderer(int layerID, string[] fields)
{
// 得到地图服务下的ArcObjects map对象
ESRI.ArcGIS.Server.IServerContext pServerContext = GetServerContext();
ESRI.ArcGIS.Carto.IMapServer mapServer = (ESRI.ArcGIS.Carto.IMapServer)pServerContext.ServerObject;
ESRI.ArcGIS.Carto.IMapServerObjects2 mapServerObjects = (ESRI.ArcGIS.Carto.IMapServerObjects2)mapServer;
string mapName = mapServer.DefaultMapName;
ESRI.ArcGIS.Carto.IMap aoMap = mapServerObjects.get_Map(mapName);
ESRI.ArcGIS.Carto.ILayer pLayer = aoMap.get_Layer(layerID);//得到图层
ESRI.ArcGIS.Carto.IGeoFeatureLayer pGeoLayer = pLayer as IGeoFeatureLayer;
//设置专题图元素的属性名称列表
IChartRenderer pChartRender = pServerContext.CreateObject("esriCarto.ChartRenderer") as IChartRenderer;
IRendererFields pRenderFields = pChartRender as IRendererFields;
foreach (string var in fields)
{
pRenderFields.AddField(var, var);
}
//实例化图表对象并取得元素指定属性的最大值
IBarChartSymbol pBarChartSymbol = pServerContext.CreateObject("esriDisplay.BarChartSymbol") as IBarChartSymbol;
IChartSymbol pChartSymbol = pBarChartSymbol as IChartSymbol;
pChartSymbol.MaxValue = GetStaMaxMin(fields, pGeoLayer)[0];
pBarChartSymbol.Width = 8;
IMarkerSymbol pMarkerSymbol = pBarChartSymbol as IMarkerSymbol;
pMarkerSymbol.Size = 50;
//设置柱状图每列填充效果
ISymbolArray pSymbolArray = pBarChartSymbol as ISymbolArray;
Random ranColor = new Random();
for (int i = 0; i < fields.Length; i++)
{
IFillSymbol pFillSymbol = pServerContext.CreateObject("esriDisplay.SimpleFillSymbol") as IFillSymbol;
pFillSymbol.Color = GetRGB(ranColor.Next(255), ranColor.Next(255), ranColor.Next(255), pServerContext);
pSymbolArray.AddSymbol((ISymbol)pFillSymbol);
}
//设置地图图层背景
ESRI.ArcGIS.Display.ISimpleFillSymbol pFSymbol = pServerContext.CreateObject("esriDisplay.SimpleFillSymbol") as ESRI.ArcGIS.Display.SimpleFillSymbol;
pFSymbol.Color = GetRGB(239, 228, 249, pServerContext);
pChartRender.BaseSymbol = pFSymbol as ISymbol;
//应用柱状专题到指定图层
pChartRender.ChartSymbol = pBarChartSymbol as IChartSymbol;
pChartRender.Label = "Test";
pChartRender.UseOverposter = false;
pChartRender.CreateLegend();
pGeoLayer.Renderer = pChartRender as IFeatureRenderer;
//刷新地图显示图表及图例
mapServerObjects.RefreshServerObjects();
Map1.RefreshResource("MapResourceItem0");
Toc1.BuddyControl = "Map1";
//Toc1.Refresh();
Map1.Refresh();
pServerContext.ReleaseContext();
}
protected override void OnClick()
{
// Get the min/max zoom from user input
int minzoom = 0;
int maxzoom = 6;
Ecotrust.Form1 form1 = new Ecotrust.Form1();
if (form1.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
minzoom = (int)form1.numericUpDown1.Value;
maxzoom = (int)form1.numericUpDown2.Value;
}
else
{
return; //TODO
}
// Use the FolderBrowserDialog Class to choose export folder
System.Windows.Forms.FolderBrowserDialog folderDialog = new System.Windows.Forms.FolderBrowserDialog();
folderDialog.Description = "Select output folder for map tiles...";
string exportDir = "";
if (folderDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
// The returned string will be the full path, filename and file-extension for the chosen shapefile. Example: "C:\test\cities.shp"
exportDir = folderDialog.SelectedPath;
if (exportDir == "")
{
return; // TODO raise error
}
}
else
{
return; //TODO
}
ESRI.ArcGIS.ArcMapUI.IMxDocument mxDocument = ArcMap.Application.Document as ESRI.ArcGIS.ArcMapUI.IMxDocument; // Dynamic Cast
ESRI.ArcGIS.Carto.IActiveView activeView = mxDocument.ActiveView;
ESRI.ArcGIS.Carto.IMap map = activeView.FocusMap;
ESRI.ArcGIS.Geometry.IEnvelope mapaoi = activeView.Extent;
// Set up export object and tile pixel coordinates
int tileSizeX = 256;
int tileSizeY = 256;
// set up exporter with transparent background
ESRI.ArcGIS.Output.IExportPNG pngexport = new ESRI.ArcGIS.Output.ExportPNGClass();
ESRI.ArcGIS.Display.IColor tcolor = new ESRI.ArcGIS.Display.RgbColorClass();
// Warning: 254,254,254 will be set to transparent; don't use in any of map styling
((IRgbColor)tcolor).Red = 254;
((IRgbColor)tcolor).Green = 254;
((IRgbColor)tcolor).Blue = 254;
((ExportPNG)pngexport).BackgroundColor = tcolor;
pngexport.TransparentColor = tcolor;
ESRI.ArcGIS.Output.IExport export = (ESRI.ArcGIS.Output.IExport)pngexport;
ESRI.ArcGIS.esriSystem.tagRECT exportRECT;
exportRECT.left = 0;
exportRECT.top = 0;
exportRECT.right = tileSizeX;
exportRECT.bottom = tileSizeY;
ESRI.ArcGIS.Geometry.IEnvelope envelope = new ESRI.ArcGIS.Geometry.EnvelopeClass();
envelope.PutCoords(exportRECT.left, exportRECT.top, exportRECT.right, exportRECT.bottom);
export.PixelBounds = envelope;
map.DelayDrawing(true);
// Turn off all layers
for (int i = 0; i < map.LayerCount; i++)
{
map.get_Layer(i).Visible = false;
}
// Calculate total number of tiles needed
GlobalMercator mercator = new GlobalMercator();
GlobalMercator.Coords tempmins;
GlobalMercator.Coords tempmaxs;
Double numTiles = 0;
for (int tz = minzoom; tz <= maxzoom; tz++)
{
tempmins = mercator.MetersToTile(mapaoi.XMin, mapaoi.YMin, tz);
tempmaxs = mercator.MetersToTile(mapaoi.XMax, mapaoi.YMax, tz);
numTiles += ((tempmaxs.y - tempmins.y) + 1) * ((tempmaxs.x - tempmins.x) + 1);
}
numTiles *= map.LayerCount;
ESRI.ArcGIS.esriSystem.IStatusBar statusBar = ArcMap.Application.StatusBar;
statusBar.set_Message(0, "Rendering " + numTiles.ToString() + " tiles");
// Create a CancelTracker
ESRI.ArcGIS.esriSystem.ITrackCancel trackCancel = new ESRI.ArcGIS.Display.CancelTrackerClass();
ESRI.ArcGIS.Framework.IProgressDialogFactory progressDialogFactory = new ESRI.ArcGIS.Framework.ProgressDialogFactoryClass();
// Set the properties of the Step Progressor
System.Int32 int32_hWnd = ArcMap.Application.hWnd;
ESRI.ArcGIS.esriSystem.IStepProgressor stepProgressor = progressDialogFactory.Create(trackCancel, int32_hWnd);
stepProgressor.MinRange = 0;
stepProgressor.MaxRange = (int)numTiles;
stepProgressor.StepValue = 1;
stepProgressor.Message = "Calculating " + numTiles.ToString() + " tiles";
// Create the ProgressDialog. This automatically displays the dialog
ESRI.ArcGIS.Framework.IProgressDialog2 progressDialog2 = (ESRI.ArcGIS.Framework.IProgressDialog2)stepProgressor; // Explict Cast
// Set the properties of the ProgressDialog
progressDialog2.CancelEnabled = true;
progressDialog2.Description = "Rendering " + numTiles.ToString() + " map tiles";
progressDialog2.Title = "Creating map tiles...";
progressDialog2.Animation = ESRI.ArcGIS.Framework.esriProgressAnimationTypes.esriDownloadFile;
System.Boolean boolean_Continue = true;
int tileCount = 0;
for (int lyrnum = 0; lyrnum < map.LayerCount; lyrnum++)
{
// Turn on the layer of interest
ESRI.ArcGIS.Carto.ILayer layer = map.get_Layer(lyrnum);
layer.Visible = true;
// Set extents
//ESRI.ArcGIS.Geometry.IEnvelope layeraoi = layer.AreaOfInterest;
ESRI.ArcGIS.Geometry.IEnvelope aoi = new ESRI.ArcGIS.Geometry.EnvelopeClass();
// Create layer directory if it doesn't exist
DirectoryInfo dir = new DirectoryInfo(exportDir + "\\" + layer.Name);
if (!dir.Exists)
{
dir.Create();
}
DateTime startTime = DateTime.Now;
// Loop through zoom levels, rows, cols
for (int tz = minzoom; tz <= maxzoom; tz++)
{
GlobalMercator.Coords mins = mercator.MetersToTile(mapaoi.XMin, mapaoi.YMin, tz);
GlobalMercator.Coords maxs = mercator.MetersToTile(mapaoi.XMax, mapaoi.YMax, tz);
// Create zoom directory if it doesn't exist
DirectoryInfo dir2 = new DirectoryInfo(dir.FullName + "\\" + tz);
if (!dir2.Exists)
{
dir2.Create();
}
for (int tx = (int)mins.x; tx <= (int)maxs.x; tx++)
{
// Create X directory if it doesn't exist
DirectoryInfo dir3 = new DirectoryInfo(dir2.FullName + "\\" + tx);
if (!dir3.Exists)
{
dir3.Create();
}
for (int ty = (int)mins.y; ty <= (int)maxs.y; ty++)
{
// Flip y-axis for output tile name
int invertTy = (int)((Math.Pow(2, tz) - 1) - ty);
tileCount += 1;
// TODO Calculate time and set new message
// TimeSpan timeElapsed = TimeSpan.FromTicks(DateTime.Now.Subtract(startTime).Ticks); // * ((double)tileCount - (numTiles + 1)) / (numTiles + 1));
// double timeRemaining = (timeElapsed.TotalSeconds / (tileCount / numTiles)) - timeElapsed.TotalSeconds;
//(" + ((int)timeRemaining).ToString() +" remaining)";
stepProgressor.Message = layer.Name + "\\" + tz + "\\" + tx + "\\" + invertTy +
".png (" + tileCount + " of " + numTiles + ")";
export.ExportFileName = dir3.FullName + "\\" + invertTy + ".png";
GlobalMercator.Bounds bnd = mercator.TileBounds(tx, ty, tz);
aoi.PutCoords(bnd.minx, bnd.miny, bnd.maxx, bnd.maxy);
aoi.SpatialReference = map.SpatialReference; // TODO aoi spatial reference == mercator?
// Use FullExtent instead of Extent to make the extent independent of the activeView ratio
activeView.FullExtent = aoi;
// Export
System.Int32 hDC = export.StartExporting();
activeView.Output(hDC, (System.Int16)export.Resolution, ref exportRECT, null, null); // Explicit Cast and 'ref' keyword needed
export.FinishExporting();
export.Cleanup();
stepProgressor.Position = tileCount;
//Check if the cancel button was pressed. If so, break out of row
boolean_Continue = trackCancel.Continue();
if (!boolean_Continue)
{
break;
}
}
//Check if the cancel button was pressed. If so, break out of col
boolean_Continue = trackCancel.Continue();
if (!boolean_Continue)
{
break;
}
}
//Check if the cancel button was pressed. If so, break out of layers
boolean_Continue = trackCancel.Continue();
if (!boolean_Continue)
{
break;
}
// Write log
using (System.IO.StreamWriter file = new System.IO.StreamWriter(exportDir + "\\log.txt", true))
{
file.WriteLine(layer.Name + ", zoom " + tz + ", numtiles " + tileCount + ":" +
mins.x + " " + mins.y + " " + maxs.x + " " + maxs.y);
}
}
// Turn it off
layer.Visible = false;
}
map.DelayDrawing(false);
// Turn ON all layers
for (int i = 0; i < map.LayerCount; i++)
{
map.get_Layer(i).Visible = true;
}
// restore extent
activeView.FullExtent = mapaoi;
activeView.Refresh();
// Done
trackCancel = null;
stepProgressor = null;
progressDialog2.HideDialog();
progressDialog2 = null;
}