adjust cgm import to make testing easier

Change-Id: I2979af77522e085075d4f1e1e379fe82e614163b

filter/source/config/fragments/filters/CGM___Computer_Graphics_Metafile.xcu

@@ -19,7 +19,7 @@
         <prop oor:name="Flags"><value>IMPORT ALIEN</value></prop>
         <prop oor:name="UIComponent"/>
         <prop oor:name="FilterService"/>
-        <prop oor:name="UserData"><value>icg</value></prop>
+        <prop oor:name="UserData"><value></value></prop>
         <prop oor:name="UIName">
             <value xml:lang="en-US">CGM - Computer Graphics Metafile</value>
         </prop>

sd/inc/sdfilter.hxx

@@ -43,6 +43,10 @@ public:
     bool                    IsDraw() const { return mbIsDraw; }
     virtual bool            Export() = 0;
 
+#ifndef DISABLE_DYNLOADING
+    static ::osl::Module*       OpenLibrary( const OUString& rLibraryName );
+#endif
+
 protected:
     css::uno::Reference< css::frame::XModel >             mxModel;
     css::uno::Reference< css::task::XStatusIndicator >    mxStatusIndicator;
@@ -51,9 +55,6 @@ protected:
     ::sd::DrawDocShell&         mrDocShell;
     SdDrawDocument&             mrDocument;
     bool                        mbIsDraw : 1;
-#ifndef DISABLE_DYNLOADING
-    static ::osl::Module*       OpenLibrary( const OUString& rLibraryName );
-#endif
     void                        CreateStatusIndicator();
 
 private:

sd/source/filter/cgm/sdcgmfilter.cxx

@@ -26,14 +26,15 @@
 #include <svx/xflclit.hxx>
 #include <svx/xfillit0.hxx>
 
+#include "sddll.hxx"
 #include "sdpage.hxx"
 #include "drawdoc.hxx"
 #include "sdcgmfilter.hxx"
 
+#include "../../ui/inc/DrawDocShell.hxx"
+
 #define CGM_IMPORT_CGM      0x00000001
-
 #define CGM_EXPORT_IMPRESS  0x00000100
-
 #define CGM_BIG_ENDIAN      0x00020000
 
 using namespace ::com::sun::star;
@@ -58,24 +59,36 @@ SdCGMFilter::~SdCGMFilter()
 {
 }
 
+namespace
+{
+    class CGMPointer
+    {
+        ImportCGMPointer m_pPointer;
+#ifndef DISABLE_DYNLOADING
+        std::unique_ptr<osl::Module> m_xLibrary;
+#endif
+    public:
+        CGMPointer()
+        {
+#ifdef DISABLE_DYNLOADING
+            m_pPointer = ImportCGM;
+#else
+            m_xLibrary.reset(SdFilter::OpenLibrary("icg"));
+            m_pPointer = m_xLibrary ? reinterpret_cast<ImportCGMPointer>(m_xLibrary->getFunctionSymbol("ImportCGM")) : nullptr;
+#endif
+        }
+        ImportCGMPointer get() { return m_pPointer; }
+    };
+}
+
 bool SdCGMFilter::Import()
 {
-#ifndef DISABLE_DYNLOADING
-    ::osl::Module* pLibrary = OpenLibrary( mrMedium.GetFilter()->GetUserData() );
-#endif
     bool        bRet = false;
 
-    if(
-#ifndef DISABLE_DYNLOADING
-       pLibrary &&
-#endif
-       mxModel.is() )
+    CGMPointer aPointer;
+    ImportCGMPointer FncImportCGM = aPointer.get();
+    if (FncImportCGM && mxModel.is())
     {
-#ifndef DISABLE_DYNLOADING
-        ImportCGMPointer FncImportCGM = reinterpret_cast< ImportCGMPointer >( pLibrary->getFunctionSymbol(  "ImportCGM" ) );
-#else
-        ImportCGMPointer FncImportCGM = ImportCGM;
-#endif
         OUString aFileURL( mrMedium.GetURLObject().GetMainURL( INetURLObject::DecodeMechanism::NONE ) );
         sal_uInt32          nRetValue;
 
@@ -105,9 +118,6 @@ bool SdCGMFilter::Import()
             }
         }
     }
-#ifndef DISABLE_DYNLOADING
-    delete pLibrary;
-#endif
     return bRet;
 }
 
@@ -117,4 +127,19 @@ bool SdCGMFilter::Export()
     return false;
 }
 
+extern "C" SAL_DLLPUBLIC_EXPORT bool SAL_CALL TestImportCGM(SvStream &rStream)
+{
+    SdDLL::Init();
+
+    ::sd::DrawDocShellRef xDocShRef = new ::sd::DrawDocShell(SfxObjectCreateMode::EMBEDDED, false);
+
+    CGMPointer aPointer;
+
+    bool bRet = aPointer.get()(rStream, xDocShRef->GetModel(), CGM_IMPORT_CGM | CGM_BIG_ENDIAN | CGM_EXPORT_IMPRESS, css::uno::Reference<css::task::XStatusIndicator>()) == 0;
+
+    xDocShRef->DoClose();
+
+    return bRet;
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

vcl/workben/fftester.cxx

@@ -430,6 +430,21 @@ try_again:
                 SvFileStream aFileStream(out, StreamMode::READ);
                 ret = (int) (*pfnImport)(aFileStream);
             }
+            else if (strcmp(argv[2], "cgm") == 0)
+            {
+                static FFilterCall pfnImport(nullptr);
+                if (!pfnImport)
+                {
+                    osl::Module aLibrary;
+                    aLibrary.loadRelative(&thisModule, "libsdlo.so", SAL_LOADMODULE_LAZY);
+                    pfnImport = reinterpret_cast<FFilterCall>(
+                        aLibrary.getFunctionSymbol("TestImportCGM"));
+                    aLibrary.release();
+                }
+                SvFileStream aFileStream(out, StreamMode::READ);
+                ret = (int) (*pfnImport)(aFileStream);
+            }
+
 #endif
         }