public override bool Deactivate()
{
if (!isInSubCommand)
{
m_pDrawLineTrack.m_pDrawedPoints = null;
m_pDrawLineTrack.m_pGeometryBag = null;
m_pActiveView.Refresh();
}
return(true);
}
/// <summary>
/// Zooms to a Location
/// </summary>
/// <param name="envelope"></param>
private void ZoomTo(IEnvelope envelope)
{
try
{
IMxDocument mxDocument = null;
ESRI.ArcGIS.Carto.IActiveView activeView = null;
mxDocument = ArcMap.Application.Document as IMxDocument;
activeView = (ESRI.ArcGIS.Carto.IActiveView)mxDocument.FocusMap;
activeView.Extent = (IEnvelope)envelope;
activeView.Refresh();
}
catch (Exception ex)
{
ShowError(ex);
}
}
/// <summary>
/// Pans to a Location
/// </summary>
/// <param name="point"></param>
private void PanTo(IPoint point)
{
try
{
IMxDocument mxDocument = null;
ESRI.ArcGIS.Carto.IActiveView activeView = null;
IEnvelope envelope = null;
mxDocument = ArcMap.Application.Document as IMxDocument;
activeView = (ESRI.ArcGIS.Carto.IActiveView)mxDocument.FocusMap;
envelope = activeView.Extent.Envelope;
envelope.CenterAt(point.Envelope.LowerLeft);
activeView.Extent = envelope;
activeView.Refresh();
return;
}
catch (Exception ex)
{
ShowError(ex);
}
}
//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;
}
