odk/examples/DevelopersGuide/Drawing/GraphicExportDemo.java

   1 /* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  35
  36 // __________ Imports __________
  37
  38 import com.sun.star.uno.UnoRuntime;
  39 import com.sun.star.lang.XComponent;
  40
  41 import com.sun.star.beans.PropertyValue;
  42
  43 import com.sun.star.document.XExporter;
  44 import com.sun.star.document.XFilter;
  45
  46 import com.sun.star.drawing.XDrawPage;
  47
  48 // __________ Implementation __________
  49
  50 // text demo
  51
  52 public class GraphicExportDemo
  53 {
  54     public static void main( String args[] )
  55     {
  56         if ( args.length < 3 )
  57         {
  58             System.out.println( "usage: GraphicExportDemo SourceURL DestinationURL PageIndexToExport" );
  59             System.exit(1);
  60         }
  61
  62         XComponent xComponent = null;
  63         try
  64         {
  65             // get the remote office context of a running office (a new office
  66             // instance is started if necessary)
  67             com.sun.star.uno.XComponentContext xOfficeContext = Helper.connect();
  68
  69             // suppress Presentation Autopilot when opening the document
  70             // properties are the same as described for
  71             // com.sun.star.document.MediaDescriptor
  72             PropertyValue[] pPropValues = new PropertyValue[ 1 ];
  73             pPropValues[ 0 ] = new PropertyValue();
  74             pPropValues[ 0 ].Name = "Silent";
  75             pPropValues[ 0 ].Value = Boolean.TRUE;
  76
  77             java.io.File sourceFile = new java.io.File(args[0]);
  78             StringBuffer sUrl = new StringBuffer("file:///");
  79             sUrl.append(sourceFile.getCanonicalPath().replace('\\', '/'));
  80
  81             xComponent = Helper.createDocument( xOfficeContext,
  82                                                 sUrl.toString(), "_blank", 0,
  83                                                 pPropValues );
  84
  85             Object GraphicExportFilter =
  86                 xOfficeContext.getServiceManager().createInstanceWithContext(
  87                     "com.sun.star.drawing.GraphicExportFilter", xOfficeContext);
  88             XExporter xExporter = UnoRuntime.queryInterface( XExporter.class, GraphicExportFilter );
  89
  90             PropertyValue aProps[] = new PropertyValue[2];
  91             aProps[0] = new PropertyValue();
  92             aProps[0].Name = "MediaType";
  93             aProps[0].Value = "image/gif";
  94
  95             /* some graphics e.g. the Windows Metafile does not have a Media Type,
  96                for this case
  97                aProps[0].Name = "FilterName"; // it is possible to set a FilterName
  98                aProps[0].Value = "WMF";
  99             */
 100             java.io.File destFile = new java.io.File(args[1]);
 101             java.net.URL destUrl = destFile.toURI().toURL();
 102
 103             aProps[1] = new PropertyValue();
 104             aProps[1].Name = "URL";
 105             aProps[1].Value = destUrl.toString();//args[ 1 ];
 106
 107             int nPageIndex = Integer.parseInt( args[ 2 ] );
 108             if ( nPageIndex < PageHelper.getDrawPageCount( xComponent ) &&
 109                  nPageIndex > 1 )
 110             {
 111                 XDrawPage xPage = PageHelper.getDrawPageByIndex( xComponent,
 112                                                                  nPageIndex );
 113                 XComponent xComp = UnoRuntime.queryInterface( XComponent.class, xPage );
 114                 xExporter.setSourceDocument( xComp );
 115                 XFilter xFilter = UnoRuntime.queryInterface( XFilter.class, xExporter );
 116                 xFilter.filter( aProps );
 117                 System.out.println( "*** graphics on page \"" + nPageIndex
 118                                     + "\" from file \"" + args[0]
 119                                     + "\" exported under the name \""
 120                                     + args[1] + "\" in the local directory" );
 121             } else
 122             {
 123                 System.out.println( "page index not in range" );
 124             }
 125
 126
 127             // close the document
 128             com.sun.star.util.XCloseable xCloseable = UnoRuntime.queryInterface(com.sun.star.util.XCloseable.class,
 129                     xComponent);
 130
 131             if (xCloseable != null )
 132                 xCloseable.close(false);
 133             else
 134                 xComponent.dispose();
 135
 136             System.out.println("*** document closed!");
 137
 138         }
 139         catch( Exception ex )
 140         {
 141             System.out.println( ex );
 142         }
 143
 144         System.exit( 0 );
 145     }
 146 }
 147
 148 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */