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-rw-r--r--svx/source/svdraw/svdograf.cxx198
1 files changed, 171 insertions, 27 deletions
diff --git a/svx/source/svdraw/svdograf.cxx b/svx/source/svdraw/svdograf.cxx
index 5718a9c1e5..8419994c8a 100644
--- a/svx/source/svdraw/svdograf.cxx
+++ b/svx/source/svdraw/svdograf.cxx
@@ -46,15 +46,16 @@
#include <vcl/svapp.hxx>
#include <sfx2/linkmgr.hxx>
+#include <sfx2/docfile.hxx>
#include <svx/svdetc.hxx>
-#include "svdglob.hxx"
-#include "svdstr.hrc"
+#include "svx/svdglob.hxx"
+#include "svx/svdstr.hrc"
#include <svx/svdpool.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdmrkv.hxx>
#include <svx/svdpagv.hxx>
-#include "svdviter.hxx"
+#include "svx/svdviter.hxx"
#include <svx/svdview.hxx>
#include "svtools/filter.hxx"
#include <svx/svdograf.hxx>
@@ -70,6 +71,8 @@
#include <svx/sdr/contact/viewcontactofgraphic.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <osl/thread.hxx>
+#include <osl/mutex.hxx>
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::io;
@@ -81,13 +84,48 @@ using namespace ::com::sun::star::io;
#define GRAFSTREAMPOS_INVALID 0xffffffff
#define SWAPGRAPHIC_TIMEOUT 5000
+
// ------------------
// - SdrGraphicLink -
// ------------------
+
+const Graphic ImpLoadLinkedGraphic( const String& rFileName, const String& rFilterName )
+{
+ Graphic aGraphic;
+
+ SfxMedium xMed( rFileName, STREAM_STD_READ, TRUE );
+ xMed.DownLoad();
+
+ SvStream* pInStrm = xMed.GetInStream();
+ if ( pInStrm )
+ {
+ pInStrm->Seek( STREAM_SEEK_TO_BEGIN );
+ GraphicFilter* pGF = GraphicFilter::GetGraphicFilter();
+
+ const USHORT nFilter = rFilterName.Len() && pGF->GetImportFormatCount()
+ ? pGF->GetImportFormatNumber( rFilterName )
+ : GRFILTER_FORMAT_DONTKNOW;
+
+ String aEmptyStr;
+ com::sun::star::uno::Sequence< com::sun::star::beans::PropertyValue > aFilterData( 1 );
+
+ // Room for improvment:
+ // As this is a linked graphic the GfxLink is not needed if saving/loading our own format.
+ // But this link is required by some filters to access the native graphic (pdf export/ms export),
+ // there we should create a new service to provide this data if needed
+ aFilterData[ 0 ].Name = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "CreateNativeLink" ) );
+ aFilterData[ 0 ].Value = Any( sal_True );
+ pGF->ImportGraphic( aGraphic, aEmptyStr, *pInStrm, nFilter, NULL, 0, &aFilterData );
+ }
+ return aGraphic;
+}
+
+class SdrGraphicUpdater;
class SdrGraphicLink : public sfx2::SvBaseLink
{
SdrGrafObj* pGrafObj;
+ SdrGraphicUpdater* pGraphicUpdater;
public:
SdrGraphicLink(SdrGrafObj* pObj);
@@ -96,16 +134,87 @@ public:
virtual void Closed();
virtual void DataChanged( const String& rMimeType,
const ::com::sun::star::uno::Any & rValue );
+ void DataChanged( const Graphic& rGraphic );
BOOL Connect() { return 0 != GetRealObject(); }
- void UpdateSynchron();
+ void UpdateAsynchron();
+ void RemoveGraphicUpdater();
};
+class SdrGraphicUpdater : public ::osl::Thread
+{
+public:
+ SdrGraphicUpdater( const String& rFileName, const String& rFilterName, SdrGraphicLink& );
+ virtual ~SdrGraphicUpdater( void );
+
+ void SAL_CALL Terminate( void );
+
+ sal_Bool GraphicLinkChanged( const String& rFileName ){ return mrFileName != rFileName; };
+
+protected:
+
+ /** is called from the inherited create method and acts as the
+ main function of this thread.
+ */
+ virtual void SAL_CALL run(void);
+
+ /** Called after the thread is terminated via the terminate
+ method. Used to kill the thread by calling delete on this.
+ */
+ virtual void SAL_CALL onTerminated(void);
+
+private:
+
+ ::osl::Mutex maMutex;
+ const String& mrFileName;
+ const String& mrFilterName;
+ SdrGraphicLink& mrGraphicLink;
+
+ volatile bool mbIsTerminated;
+};
+
+SdrGraphicUpdater::SdrGraphicUpdater( const String& rFileName, const String& rFilterName, SdrGraphicLink& rGraphicLink )
+: mrFileName( rFileName )
+, mrFilterName( rFilterName )
+, mrGraphicLink( rGraphicLink )
+, mbIsTerminated( sal_False )
+{
+ create();
+}
+
+SdrGraphicUpdater::~SdrGraphicUpdater( void )
+{
+}
+
+void SdrGraphicUpdater::Terminate()
+{
+ ::osl::MutexGuard aGuard( maMutex );
+ mbIsTerminated = sal_True;
+}
+
+void SAL_CALL SdrGraphicUpdater::onTerminated(void)
+{
+ delete this;
+}
+
+void SAL_CALL SdrGraphicUpdater::run(void)
+{
+ Graphic aGraphic( ImpLoadLinkedGraphic( mrFileName, mrFilterName ) );
+ ::osl::MutexGuard aGuard(maMutex);
+ SolarMutexGuard aSolarGuard;
+ if ( !mbIsTerminated )
+ {
+ mrGraphicLink.DataChanged( aGraphic );
+ mrGraphicLink.RemoveGraphicUpdater();
+ }
+}
+
// -----------------------------------------------------------------------------
-SdrGraphicLink::SdrGraphicLink(SdrGrafObj* pObj):
- ::sfx2::SvBaseLink( ::sfx2::LINKUPDATE_ONCALL, SOT_FORMATSTR_ID_SVXB ),
- pGrafObj(pObj)
+SdrGraphicLink::SdrGraphicLink(SdrGrafObj* pObj)
+: ::sfx2::SvBaseLink( ::sfx2::LINKUPDATE_ONCALL, SOT_FORMATSTR_ID_SVXB )
+, pGrafObj( pObj )
+, pGraphicUpdater( NULL )
{
SetSynchron( FALSE );
}
@@ -114,6 +223,22 @@ SdrGraphicLink::SdrGraphicLink(SdrGrafObj* pObj):
SdrGraphicLink::~SdrGraphicLink()
{
+ if ( pGraphicUpdater )
+ pGraphicUpdater->Terminate();
+}
+
+// -----------------------------------------------------------------------------
+
+void SdrGraphicLink::DataChanged( const Graphic& rGraphic )
+{
+ pGrafObj->ImpSetLinkedGraphic( rGraphic );
+}
+
+// -----------------------------------------------------------------------------
+
+void SdrGraphicLink::RemoveGraphicUpdater()
+{
+ pGraphicUpdater = NULL;
}
// -----------------------------------------------------------------------------
@@ -136,9 +261,8 @@ void SdrGraphicLink::DataChanged( const String& rMimeType,
}
else if( SotExchange::GetFormatIdFromMimeType( rMimeType ) != sfx2::LinkManager::RegisterStatusInfoId() )
{
- // only repaint, no objectchange
- pGrafObj->ActionChanged();
- // pGrafObj->BroadcastObjectChange();
+ // broadcasting, to update slidesorter
+ pGrafObj->BroadcastObjectChange();
}
}
}
@@ -156,14 +280,20 @@ void SdrGraphicLink::Closed()
// -----------------------------------------------------------------------------
-void SdrGraphicLink::UpdateSynchron()
+void SdrGraphicLink::UpdateAsynchron()
{
if( GetObj() )
{
- String aMimeType( SotExchange::GetFormatMimeType( GetContentType() ));
- ::com::sun::star::uno::Any aValue;
- GetObj()->GetData( aValue, aMimeType, TRUE );
- DataChanged( aMimeType, aValue );
+ if ( pGraphicUpdater )
+ {
+ if ( pGraphicUpdater->GraphicLinkChanged( pGrafObj->GetFileName() ) )
+ {
+ pGraphicUpdater->Terminate();
+ pGraphicUpdater = new SdrGraphicUpdater( pGrafObj->GetFileName(), pGrafObj->GetFilterName(), *this );
+ }
+ }
+ else
+ pGraphicUpdater = new SdrGraphicUpdater( pGrafObj->GetFileName(), pGrafObj->GetFilterName(), *this );
}
}
@@ -448,8 +578,10 @@ void SdrGrafObj::ForceSwapIn() const
const_cast< SdrGrafObj* >( this )->mbIsPreview = sal_False;
}
-
- pGraphic->FireSwapInRequest();
+ if ( pGraphicLink && pGraphic->IsSwappedOut() )
+ ImpUpdateGraphicLink( sal_False );
+ else
+ pGraphic->FireSwapInRequest();
if( pGraphic->IsSwappedOut() ||
( pGraphic->GetType() == GRAPHIC_NONE ) ||
@@ -559,24 +691,36 @@ UINT16 SdrGrafObj::GetObjIdentifier() const
// -----------------------------------------------------------------------------
-sal_Bool SdrGrafObj::ImpUpdateGraphicLink() const
+/* The graphic of the GraphicLink will be loaded. If it is called with
+ bAsynchron = true then the graphic will be set later via DataChanged
+*/
+sal_Bool SdrGrafObj::ImpUpdateGraphicLink( sal_Bool bAsynchron ) const
{
- sal_Bool bRet = sal_False;
-
+ sal_Bool bRet = sal_False;
if( pGraphicLink )
{
- const sal_Bool bIsChanged = pModel->IsChanged();
- pGraphicLink->UpdateSynchron();
- pModel->SetChanged( bIsChanged );
-
+ if ( bAsynchron )
+ pGraphicLink->UpdateAsynchron();
+ else
+ pGraphicLink->DataChanged( ImpLoadLinkedGraphic( aFileName, aFilterName ) );
bRet = sal_True;
}
-
return bRet;
}
// -----------------------------------------------------------------------------
+void SdrGrafObj::ImpSetLinkedGraphic( const Graphic& rGraphic )
+{
+ const sal_Bool bIsChanged = GetModel()->IsChanged();
+ NbcSetGraphic( rGraphic );
+ ActionChanged();
+ BroadcastObjectChange();
+ GetModel()->SetChanged( bIsChanged );
+}
+
+// -----------------------------------------------------------------------------
+
void SdrGrafObj::TakeObjNameSingul(XubString& rName) const
{
switch( pGraphic->GetType() )
@@ -1096,7 +1240,7 @@ IMPL_LINK( SdrGrafObj, ImpSwapHdl, GraphicObject*, pO )
if( ( pGraphic->HasUserData() || pGraphicLink ) &&
( nSwapMode & SDR_SWAPGRAPHICSMODE_PURGE ) )
{
- pRet = NULL;
+ pRet = GRFMGR_AUTOSWAPSTREAM_LINK;
}
else if( nSwapMode & SDR_SWAPGRAPHICSMODE_TEMP )
{
@@ -1181,7 +1325,7 @@ IMPL_LINK( SdrGrafObj, ImpSwapHdl, GraphicObject*, pO )
}
}
}
- else if( !ImpUpdateGraphicLink() )
+ else if( !ImpUpdateGraphicLink( sal_False ) )
{
pRet = GRFMGR_AUTOSWAPSTREAM_TEMP;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-23 16:31:57 +0000