#region"Create JPEG from ActiveView" // 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 // // 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;  }  ESRI.ArcGIS.Output.IExport export = new ESRI.ArcGIS.Output.ExportJPEGClass();  export.ExportFileName = pathFileName;  // Microsoft Windows default DPI resolution  export.Resolution = 96;  ESRI.ArcGIS.Display.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; } #endregion
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