svtools/source/misc/chartprettypainter.cxx

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  31
  32 // MARKER(update_precomp.py): autogen include statement, do not remove
  33 #include "precompiled_svtools.hxx"
  34
  35 #include <svtools/chartprettypainter.hxx>
  36
  37 #include <tools/globname.hxx>
  38 #include <sot/clsids.hxx>
  39 // header for function rtl_createUuid
  40 #include <rtl/uuid.h>
  41 #include <vcl/pdfextoutdevdata.hxx>
  42
  43 #include <com/sun/star/lang/XUnoTunnel.hpp>
  44 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  45 #include <svtools/embedhlp.hxx>
  46
  47 using namespace ::com::sun::star;
  48
  49 ChartPrettyPainter::ChartPrettyPainter()
  50 {
  51 }
  52
  53 ChartPrettyPainter::~ChartPrettyPainter()
  54 {
  55 }
  56
  57 bool ChartPrettyPainter::DoPaint(OutputDevice* /*pOutDev*/, const Rectangle& /*rLogicObjectRect*/) const
  58 {
  59     return false;
  60 }
  61
  62 //static
  63 const uno::Sequence<sal_Int8>& ChartPrettyPainter::getUnoTunnelId()
  64 {
  65     static uno::Sequence<sal_Int8> * pSeq = 0;
  66     if( !pSeq )
  67     {
  68         osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() );
  69         if( !pSeq )
  70         {
  71             static uno::Sequence< sal_Int8 > aSeq( 16 );
  72             rtl_createUuid( (sal_uInt8*)aSeq.getArray(), 0, sal_True );
  73             pSeq = &aSeq;
  74         }
  75     }
  76     return *pSeq;
  77 }
  78
  79 bool ChartPrettyPainter::IsChart( const svt::EmbeddedObjectRef& xObjRef )
  80 {
  81     if ( !xObjRef.is() )
  82         return false;
  83
  84     SvGlobalName aObjClsId( xObjRef->getClassID() );
  85     if(
  86         SvGlobalName(SO3_SCH_CLASSID_30) == aObjClsId
  87         || SvGlobalName(SO3_SCH_CLASSID_40) == aObjClsId
  88         || SvGlobalName(SO3_SCH_CLASSID_50) == aObjClsId
  89         || SvGlobalName(SO3_SCH_CLASSID_60) == aObjClsId)
  90     {
  91         return true;
  92     }
  93
  94     return false;
  95 }
  96
  97 bool ChartPrettyPainter::ShouldPrettyPaintChartOnThisDevice( OutputDevice* pOutDev )
  98 {
  99     if( !pOutDev )
 100         return false;
 101     //at least the print preview in calc has a paint loop due to too much invalidate calls deep in sdr
 102     //to avoid the paint loop we use the metafile replacement in this case instead of direct rendering
 103     if( OUTDEV_WINDOW == pOutDev->GetOutDevType() )
 104         return false;
 105     if( OUTDEV_PRINTER == pOutDev->GetOutDevType() )
 106         return true;
 107     vcl::PDFExtOutDevData* pPDFData = PTR_CAST( vcl::PDFExtOutDevData, pOutDev->GetExtOutDevData() );
 108     if( pPDFData )
 109         return true;
 110     return false;
 111 }
 112
 113 bool ChartPrettyPainter::DoPrettyPaintChart( uno::Reference< frame::XModel > xChartModel, OutputDevice* pOutDev, const Rectangle& rLogicObjectRect )
 114 {
 115     //charts must be painted resolution dependent!! #i82893#, #i75867#
 116     if( !xChartModel.is() || !ShouldPrettyPaintChartOnThisDevice( pOutDev ) )
 117         return false;
 118
 119     try
 120     {
 121         uno::Reference< lang::XMultiServiceFactory > xFact( xChartModel, uno::UNO_QUERY );
 122         OSL_ENSURE( xFact.is(), "Chart cannot be painted pretty!\n" );
 123         if( xFact.is() )
 124         {
 125             uno::Reference< lang::XUnoTunnel > xChartRenderer( xFact->createInstance(
 126                 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.ChartRenderer" ) ) ), uno::UNO_QUERY );
 127             OSL_ENSURE( xChartRenderer.is(), "Chart cannot be painted pretty!\n" );
 128             if( xChartRenderer.is() )
 129             {
 130                 ChartPrettyPainter* pPrettyPainter = reinterpret_cast<ChartPrettyPainter*>(
 131                     xChartRenderer->getSomething( ChartPrettyPainter::getUnoTunnelId() ));
 132                 if( pPrettyPainter )
 133                     return pPrettyPainter->DoPaint(pOutDev, rLogicObjectRect);
 134             }
 135         }
 136     }
 137     catch( uno::Exception& e )
 138     {
 139         (void)e;
 140         DBG_ERROR( "Chart cannot be painted pretty!" );
 141     }
 142     return false;
 143 }
 144