public ESRI.ArcGIS.Geometry.IEnvelope DrawRectangle(ESRI.ArcGIS.Carto.IActiveView activeView)
{
if (activeView == null)
{
return(null);
}
else
{
ESRI.ArcGIS.Display.IScreenDisplay screenDisplay = activeView.ScreenDisplay;
// Constant
screenDisplay.StartDrawing(screenDisplay.hDC, (System.Int16)ESRI.ArcGIS.Display.esriScreenCache.esriNoScreenCache); // Explicit Cast
//ESRI.ArcGIS.Display.IRgbColor rgbColor = new ESRI.ArcGIS.Display.RgbColorClass();
//rgbColor.Red = 255;
//ESRI.ArcGIS.Display.IColor color = rgbColor; // Implicit Cast
ESRI.ArcGIS.Display.ISimpleFillSymbol simpleFillSymbol = new ESRI.ArcGIS.Display.SimpleFillSymbolClass();
//simpleFillSymbol.Color = color;
simpleFillSymbol.Style = esriSimpleFillStyle.esriSFSHollow;
ESRI.ArcGIS.Display.ISymbol symbol = simpleFillSymbol as ESRI.ArcGIS.Display.ISymbol; // Dynamic Cast
ESRI.ArcGIS.Display.IRubberBand rubberBand = new ESRI.ArcGIS.Display.RubberEnvelopeClass();
ESRI.ArcGIS.Geometry.IGeometry geometry = rubberBand.TrackNew(screenDisplay, symbol);
screenDisplay.SetSymbol(symbol);
ESRI.ArcGIS.Geometry.IEnvelope pEnvelope = geometry as ESRI.ArcGIS.Geometry.IEnvelope;
screenDisplay.DrawRectangle(pEnvelope); // Dynamic Cast
screenDisplay.FinishDrawing();
return(pEnvelope);
}
}
// ArcGIS Snippet Title:
// Create JPEG from ActiveView
//
// Long Description:
// Creates a .jpg (JPEG) file from IActiveView. Default values of 96 DPI are used for the image creation.
//
// Add the following references to the project:
// ESRI.ArcGIS.Carto
// ESRI.ArcGIS.Display
// ESRI.ArcGIS.Geometry
// ESRI.ArcGIS.Output
// ESRI.ArcGIS.System
//
// Intended ArcGIS Products for this snippet:
// ArcGIS Desktop (ArcEditor, ArcInfo, ArcView)
// ArcGIS Engine
// ArcGIS Server
//
// Applicable ArcGIS Product Versions:
// 9.2
// 9.3
// 9.3.1
// 10.0
//
// Required ArcGIS Extensions:
// (NONE)
//
// Notes:
// This snippet is intended to be inserted at the base level of a Class.
// It is not intended to be nested within an existing Method.
//
///<summary>Creates a .jpg (JPEG) file from IActiveView. Default values of 96 DPI are used for the image creation.</summary>
///
///<param name="activeView">An IActiveView interface</param>
///<param name="pathFileName">A System.String that the path and filename of the JPEG you want to create. Example: "C:\temp\test.jpg"</param>
///
///<returns>A System.Boolean indicating the success</returns>
///
///<remarks></remarks>
public System.Boolean CreateJPEGFromActiveView(ESRI.ArcGIS.Carto.IActiveView activeView, System.String pathFileName)
{
//parameter check
if (activeView == null || !(pathFileName.EndsWith(".jpg")))
{
return(false);
}
IExport export = (IExport) new ExportJPEG();
export.ExportFileName = pathFileName;
// Microsoft Windows default DPI resolution
export.Resolution = 96;
tagRECT exportRECT = activeView.ExportFrame;
ESRI.ArcGIS.Geometry.IEnvelope envelope = new ESRI.ArcGIS.Geometry.EnvelopeClass();
envelope.PutCoords(exportRECT.left, exportRECT.top, exportRECT.right, exportRECT.bottom);
export.PixelBounds = envelope;
System.Int32 hDC = export.StartExporting();
activeView.Output(hDC, (System.Int16)export.Resolution, ref exportRECT, null, null);
// Finish writing the export file and cleanup any intermediate files
export.FinishExporting();
export.Cleanup();
return(true);
}
//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);
}
private void AddItemsOnStartup(ESRI.ArcGIS.Carto.IActiveView activeView)
{
ESRI.ArcGIS.Carto.IMap map = activeView.FocusMap;
var numberOfLayers = map.LayerCount;
for (var i = 0; i < numberOfLayers; i++)
{
ArcMapItemAdded(map.Layer[i]);
}
}
public override void OnClick()
{
DrawTypeConstant nDrawType = DrawTypeConstant.CommonPolygon;
this.m_blCanEdit = true;
this.m_pMap = this.m_pHookHelper.FocusMap;
if (this.m_pMap == null)
{
return;
}
this.m_pMap.ClearSelection();
this.m_pActiveView = this.m_pMap as IActiveView;
m_pActiveView.ScreenDisplay.Invalidate(m_pActiveView.Extent.Envelope, true, -1);
m_pActiveView.ScreenDisplay.UpdateWindow();
try
{
m_pActiveViewEvent = (IActiveViewEvents_Event)m_pMap;
m_pActiveViewEvent.AfterDraw += new IActiveViewEvents_AfterDrawEventHandler(m_pActiveViewEvent_AfterDraw);
}
catch (Exception ex)
{
}
if (this.m_clsEditorMain == null)
{
return;
}
//this.m_blCanEdit = m_pOperateWorkSpace.InitOperater(nDrawType, ref m_pMap, m_clsEditorMain);
if (this.m_blCanEdit == false)
{
return;
}
this.m_blCanEdit = m_pDrawLineTrack.InitTrack(nDrawType, ref m_pMap, m_clsEditorMain);
if (this.m_blCanEdit == false)
{
System.Windows.Forms.MessageBox.Show("反馈环境初始化失败！", "系统提示", MessageBoxButtons.OK);
return;
}
isInSubCommand = false;
SetNextStep("0");
}
public void ClearSelectedMapFeatures(ESRI.ArcGIS.Carto.IActiveView activeView, ESRI.ArcGIS.Carto.IFeatureLayer featureLayer) //dhncho 01.10
{
if (activeView == null || featureLayer == null)
{
return;
}
ESRI.ArcGIS.Carto.IFeatureSelection featureSelection = featureLayer as ESRI.ArcGIS.Carto.IFeatureSelection; // Dynamic Cast
// Invalidate only the selection cache. Flag the original selection
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeoSelection, null, null);
// Clear the selection
featureSelection.Clear();
// Flag the new selection
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeoSelection, null, null);
}
/// <summary>
/// Occurs when this command is clicked
/// </summary>
public override void OnClick()
{
ILayer layer = m_engineEditor.TargetLayer;
if (layer == null)
{
return;
}
m_activeView = m_hookHelper.ActiveView;
m_map = m_hookHelper.FocusMap;
IEnumFeature selectedFeatures = GetSelectedFeatures();
if (selectedFeatures == null)
{
return;
}
UnionFeatures(selectedFeatures); m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography | esriViewDrawPhase.esriViewGeoSelection, null, m_activeView.Extent);
// TODO: Add UnionFeaturesCmd.OnClick implementation
}
private void OnActiveViewEventsViewRefreshed(ESRI.ArcGIS.Carto.IActiveView view, ESRI.ArcGIS.Carto.esriViewDrawPhase phase, System.Object data, ESRI.ArcGIS.Geometry.IEnvelope envelope)
{
IPoint point = new Point();
IPoint lowerLeftPoint = new Point();
IPoint upperRightPoint = new Point();
double latXmin, latXmax, longYmin, longYmax, diagonal;
lowerLeftPoint.X = view.Extent.XMin;
lowerLeftPoint.Y = view.Extent.YMin;
upperRightPoint.X = view.Extent.XMax;
upperRightPoint.Y = view.Extent.YMax;
PointToLatLong(lowerLeftPoint, out latXmin, out longYmin);
PointToLatLong(upperRightPoint, out latXmax, out longYmax);
diagonal = Distance(latXmin, longYmin, latXmax, longYmax, 'K') * 1000; // "1KM * 1000
diagonal = Math.Round(diagonal, 2);
_altitude = Convert.ToString(0.5 * Math.Sqrt(3) * diagonal, CultureInfo.InvariantCulture);
point.X = (view.Extent.XMax + view.Extent.XMin) / 2;
point.Y = (view.Extent.YMax + view.Extent.YMin) / 2;
Double lat;
Double lon;
PointToLatLong(point, out lat, out lon);
lat = Math.Round(lat, 5);
lon = Math.Round(lon, 5);
_latitude = Convert.ToString(lat, CultureInfo.InvariantCulture);
_longitude = Convert.ToString(lon, CultureInfo.InvariantCulture);
CreateTrackingKML();
}
// ArcGIS Snippet Title:
// Create JPEG (hi-resolution) from ActiveView
//
// Long Description:
// Creates a .jpg (JPEG) file from IActiveView using a high resolution exporting option. Default values of 96 DPI are overwritten to 300 used for the image creation.
//
// Add the following references to the project:
// ESRI.ArcGIS.Carto
// ESRI.ArcGIS.Display
// ESRI.ArcGIS.Geometry
// ESRI.ArcGIS.Output
//
// Intended ArcGIS Products for this snippet:
// ArcGIS Desktop (ArcEditor, ArcInfo, ArcView)
// ArcGIS Engine
// ArcGIS Server
//
// Applicable ArcGIS Product Versions:
// 9.2
// 9.3
// 9.3.1
// 10.0
//
// Required ArcGIS Extensions:
// (NONE)
//
// Notes:
// This snippet is intended to be inserted at the base level of a Class.
// It is not intended to be nested within an existing Method.
//
///<summary>Creates a .jpg (JPEG) file from the ActiveView using a high resolution exporting option. Default values of 96 DPI are overwritten to 300 used for the image creation.</summary>
///
///<param name="activeView">An IActiveView interface</param>
///<param name="pathFileName">A System.String that the path and filename of the JPEG you want to create. Example: "C:\temp\hiResolutionTest.jpg"</param>
///
///<returns>A System.Boolean indicating the success</returns>
///
///<remarks></remarks>
public System.Boolean CreateJPEGHiResolutionFromActiveView(ESRI.ArcGIS.Carto.IActiveView activeView, System.String pathFileName)
{
//parameter check
if (activeView == null || !(pathFileName.EndsWith(".jpg")))
{
return(false);
}
ESRI.ArcGIS.Output.IExport export = (IExport) new ESRI.ArcGIS.Output.ExportJPEG();
export.ExportFileName = pathFileName;
// Because we are exporting to a resolution that differs from screen
// resolution, we should assign the two values to variables for use
// in our sizing calculations
System.Int32 screenResolution = 96;
System.Int32 outputResolution = 300;
export.Resolution = outputResolution;
tagRECT exportRECT; // This is a structure
exportRECT.left = 0;
exportRECT.top = 0;
exportRECT.right = activeView.ExportFrame.right * (outputResolution / screenResolution);
exportRECT.bottom = activeView.ExportFrame.bottom * (outputResolution / screenResolution);
// Set up the PixelBounds envelope to match the exportRECT
ESRI.ArcGIS.Geometry.IEnvelope envelope = new ESRI.ArcGIS.Geometry.EnvelopeClass();
envelope.PutCoords(exportRECT.left, exportRECT.top, exportRECT.right, exportRECT.bottom);
export.PixelBounds = envelope;
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();
return(true);
}
public void DrawPoint(ESRI.ArcGIS.Carto.IActiveView activeView, System.Int32 x, System.Int32 y)
{
if (activeView == null)
{
return;
}
ESRI.ArcGIS.Display.IScreenDisplay screenDisplay = activeView.ScreenDisplay;
// Constant
screenDisplay.StartDrawing(screenDisplay.hDC, (System.Int16)ESRI.ArcGIS.Display.esriScreenCache.esriNoScreenCache); // Explicit Cast
ESRI.ArcGIS.Display.ISimpleMarkerSymbol simpleMarkerSymbol = new ESRI.ArcGIS.Display.SimpleMarkerSymbolClass();
ESRI.ArcGIS.Display.ISymbol symbol = simpleMarkerSymbol as ESRI.ArcGIS.Display.ISymbol; // Dynamic Cast
screenDisplay.SetSymbol(symbol);
ESRI.ArcGIS.Display.IDisplayTransformation displayTransformation = screenDisplay.DisplayTransformation;
// x and y are in device coordinates
ESRI.ArcGIS.Geometry.IPoint point = displayTransformation.ToMapPoint(x, y);
screenDisplay.DrawPoint(point);
screenDisplay.FinishDrawing();
}
private void OnActiveViewEventsViewRefreshed(ESRI.ArcGIS.Carto.IActiveView view, ESRI.ArcGIS.Carto.esriViewDrawPhase phase, System.Object data, ESRI.ArcGIS.Geometry.IEnvelope envelope)
{
if (!_iscloned)
{
return;
}
if (!_isthisadmin)
{
return;
}
try
{
//first check if the map extent has changed
if (ExtentHasChanged())
{
//this flag is to avoid an infinite loop; any change to the map will cause this 'view refresh'
//event to be fired again
if (_firstRefresh)
{
_firstRefresh = false;
using (StreamWriter sw = new StreamWriter(_extentfile))
{
sw.WriteLine(_currentExtent.XMin.ToString());
sw.WriteLine(_currentExtent.XMax.ToString());
sw.WriteLine(_currentExtent.YMin.ToString());
sw.WriteLine(_currentExtent.YMax.ToString());
sw.WriteLine(Math.Round(_map.MapScale).ToString());
}
}
}
}
catch (Exception ex)
{
string message = ex.Message;
}
}
//开始提取
private void Deal()
{
IWorkspace pWorkspace = default(IWorkspace);
string sDesFeatClsName = null;
IFeatureClass pDesFeatCls = default(IFeatureClass);
string sInfo = null;
IFeatureLayer pFeatLayer = default(IFeatureLayer);
IFeatureClass pFeatureCls = default(IFeatureClass);
IGeometry pDomainGeometry = default(IGeometry);
int ErrorCount = 0;
int lFeatCount = 0;
bool bIsCut = false;
if (this.ChkClip.Checked)
{
bIsCut = true;
////是否剪切
}
else
{
bIsCut = false;
}
int intChooseLayer = 0;
////印骅 20081121 获得多边形范围
int iRegion = 0;
if (_featureLayerRegion != null)
{
IFeatureCursor featureCursor = _featureLayerRegion.FeatureClass.Search(null, true);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
iRegion++;
if (Convert.ToBoolean(((DataGridViewCheckBoxCell)dgvRegionChoose.Rows[iRegion - 1].Cells["colChoose"]).Value))
{
intChooseLayer++;
IPolygon polygon = feature.Shape as IPolygon;
pDomainGeometry = polygon;
if (_map.LayerCount == 0)
{
MessageBoxEx.Show("没有加载图层或没有图层处于选中状态！请选中需要提取的图层！", "提示");
return;
}
int iCount = 0;
IDataset pTempDataset = default(IDataset);
//ploger = new WHFUtilities.clsLog();
//ploger.DBConnectionString = "Data Source=" + g_Sys.DbName + ";User ID=" + g_Sys.DbUser + " ;Password="******"当前操作层：" + pFeatLayer.Name;
this.lblInfo.Text = sInfo;
Application.DoEvents();
if (!string.IsNullOrEmpty(sDesFeatClsName.Trim()))
{
if (pFeatureCls != null)
{
this.lblInfo.Text = sInfo + "正在获得目标要素类，请稍候....";
lblInfo.Refresh();
Application.DoEvents();
if (sDesFeatClsName.Contains("."))
{
int dotIndex = 0;
dotIndex = sDesFeatClsName.IndexOf(".");
sDesFeatClsName = sDesFeatClsName.Substring(dotIndex + 1, sDesFeatClsName.Length - dotIndex - 1);
}
//判断是否需要创建要素类 yh 15/4/09
ClsCreateFeat.CheckFeatCls(bIsCut, pFeatLayer, ref lFeatCount, pDomainGeometry);
if (lFeatCount != 0)
{
IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)pWorkspace;
IFields pFields = pFeatureCls.Fields;
pDesFeatCls = ClsCreatAndGetDataset.CreatOrOpenFeatClsByName(ref pFeatureWorkspace, sDesFeatClsName, ref pFields, null, null);
pWorkspace = (IWorkspace)pFeatureWorkspace;
//pFeatureCls.Fields = pFields;
}
if (pDesFeatCls != null)
{
//如果不剪切的，则使用该方法，需要剪切，则使用选择集，分位于内部要素和位于外部要素或直接使用pfeatcls搜索二遍
//如果数据量大的话，搜索二遍的方法是不可行的
ISpatialReference pSpatialReference = null;
Dictionary <string, string> pDicField = null;
iCount = (int)ClsCreateFeat.OutPutFeat(ref pDesFeatCls, ref pFeatureCls, strRegionLayer[i], pDomainGeometry, bIsCut, ref pSpatialReference, pDicField, ref this.lblInfo, sInfo);
IFeatureLayer showFeatureLayer = new FeatureLayer();
showFeatureLayer.FeatureClass = pDesFeatCls;
ILayer showLayer = showFeatureLayer as ILayer;
showLayer.Name = pDesFeatCls.AliasName;
_map.AddLayer(showLayer);
// 陈昉 2009-3-1 修改 修改原因 写日志
if (iCount > 0)
{
pTempDataset = (IDataset)pFeatureCls;
//ploger.log(System.Environment.MachineName, g_Sys.User.UserID, System.DateTime.Now.ToString(),
// "数据管理子系统", "WHFDataExtract", "快速提取" + pTempDataset.Name + "中" + iCount +
// "个要素到" + pDesFeatCls.AliasName, "目标：" + System.IO.Path.GetFileName(pWorkspace.PathName));
}
}
else
{
ErrorCount = ErrorCount + 1;
}
}
}
}
}
}
feature = featureCursor.NextFeature();
}
this.Refresh();
Application.DoEvents();
if (ErrorCount > 0)
{
this.lblInfo.Text = "操作中有错误发生！";
//g_clsErrorHandle.DisplayInformation("操作中有错误发生！", false);
MessageBoxEx.Show("操作中有错误发生！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
if (intChooseLayer == 0)
{
MessageBoxEx.Show("没有选择提取要素，请选择！", "提示");
return;
}
//Member member = new Member();
//member.AddLayerToMap(pWorkspace, _map);
ESRI.ArcGIS.Carto.IActiveView activeView = _map as ESRI.ArcGIS.Carto.IActiveView;
activeView.Refresh();
this.lblInfo.Text = "操作完成！";
MessageBoxEx.Show("操作完成！", "提示");
}
}
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;
}
private void axMapControl1_OnMouseDown(object sender, IMapControlEvents2_OnMouseDownEvent e)
{
//基本功能
if (e.button == 1)
{
this.axMapControl1.Extent = this.axMapControl1.TrackRectangle();
}
else if (e.button == 2)
{
this.axMapControl1.Extent = this.axMapControl1.FullExtent;
}
else if (e.button == 4)
{
this.axMapControl1.Pan();
}
switch (mTool)
{
case "Position":
//获取当前视图
ESRI.ArcGIS.Carto.IActiveView pActiveView = this.axMapControl1.ActiveView;
axMapControl1.MousePointer = esriControlsMousePointer.esriPointerDefault;
//获取鼠标点
ESRI.ArcGIS.Geometry.IPoint pPoint = pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(e.x, e.y);
IMap pMap = axMapControl1.Map;
IGeometry pGeometry = null;
//选择方法
switch (this.mQueryModel)
{
case 0: //矩形查询
pGeometry = this.axMapControl1.TrackRectangle();
break;
case 1: //线查询
pGeometry = this.axMapControl1.TrackLine();
break;
case 2: //点查询
ESRI.ArcGIS.Geometry.ITopologicalOperator pTopo;
ESRI.ArcGIS.Geometry.IGeometry pBuffer;
pGeometry = pPoint;
pTopo = pGeometry as ESRI.ArcGIS.Geometry.ITopologicalOperator;
//根据点位创建缓冲区，缓冲半径设为0.005，可自行修改
pBuffer = pTopo.Buffer(0.005);
pGeometry = pBuffer.Envelope;
break;
case 3: //圆查询
pGeometry = this.axMapControl1.TrackCircle();
break;
}
ISelectionEnvironment pSelectionEnv = new SelectionEnvironment(); //新建选择环境
IRgbColor pColor = new RgbColor();
pColor.Red = 255;
pSelectionEnv.DefaultColor = pColor; //设置高亮显示的颜色
pMap.SelectByShape(pGeometry, pSelectionEnv, false); //选择图形
axMapControl1.Refresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
break;
default:
break;
}
}
