convert E_GRAPH_PROV constants to typed_flags

and drop the never checked
   E_GRAPH_PROV_DO_NOT_ROTATE_METAFILES
constant

Change-Id: Idd2598c209b34bfa4a58a84ce5ee14a7340d59d4
Reviewed-on: https://gerrit.libreoffice.org/31553Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

filter/source/msfilter/escherex.cxx

@@ -4065,7 +4065,7 @@ bool EscherBlibEntry::operator==( const EscherBlibEntry& rEscherBlibEntry ) cons
     return true;
 }
 
-EscherGraphicProvider::EscherGraphicProvider( sal_uInt32 nFlags ) :
+EscherGraphicProvider::EscherGraphicProvider( EscherGraphicProviderFlags nFlags ) :
     mnFlags         ( nFlags ),
     mpBlibEntrys    ( nullptr ),
     mnBlibBufSize   ( 0 ),
@@ -4326,7 +4326,7 @@ sal_uInt32 EscherGraphicProvider::GetBlibID( SvStream& rPicOutStrm, const OStrin
             sal_uInt32 nExtra, nAtomSize = 0;
             sal_uInt32 nInstance, nUncompressedSize = p_EscherBlibEntry->mnSize;
 
-            if ( mnFlags & E_GRAPH_PROV_USE_INSTANCES )
+            if ( mnFlags & EscherGraphicProviderFlags::UseInstances )
             {
                 rPicOutStrm.WriteUInt32( 0x7f90000 | (sal_uInt16)( mnBlibEntrys << 4 ) )
                            .WriteUInt32( 0 );
@@ -4798,7 +4798,7 @@ void EscherSolverContainer::WriteSolver( SvStream& rStrm )
     }
 }
 
-EscherExGlobal::EscherExGlobal( sal_uInt32 nGraphicProvFlags ) :
+EscherExGlobal::EscherExGlobal( EscherGraphicProviderFlags nGraphicProvFlags ) :
     EscherGraphicProvider( nGraphicProvFlags ),
     mpPicStrm( nullptr ),
     mbHasDggCont( false ),

include/filter/msfilter/escherex.hxx

@@ -39,6 +39,7 @@
 #include <tools/solar.h>
 #include <tools/stream.hxx>
 #include <vcl/mapmod.hxx>
+#include <o3tl/typed_flags_set.hxx>
 
 namespace com { namespace sun { namespace star {
     namespace awt { struct Rectangle; }
@@ -545,13 +546,18 @@ public:
 };
 
 
-#define E_GRAPH_PROV_USE_INSTANCES             1
-#define E_GRAPH_PROV_DO_NOT_ROTATE_METAFILES   2
+enum class EscherGraphicProviderFlags {
+    NONE                    = 0,
+    UseInstances            = 1,
+};
+namespace o3tl {
+    template<> struct typed_flags<EscherGraphicProviderFlags> : is_typed_flags<EscherGraphicProviderFlags, 0x01> {};
+}
 
 class MSFILTER_DLLPUBLIC EscherGraphicProvider
 {
-    sal_uInt32              mnFlags;
-
+    EscherGraphicProviderFlags
+                            mnFlags;
     EscherBlibEntry**       mpBlibEntrys;
     sal_uInt32              mnBlibBufSize;
     sal_uInt32              mnBlibEntrys;
@@ -585,7 +591,7 @@ public:
     void        SetBaseURI( const OUString& rBaseURI ) { maBaseURI = rBaseURI; };
     const OUString& GetBaseURI() { return maBaseURI; };
 
-    EscherGraphicProvider( sal_uInt32 nFlags = E_GRAPH_PROV_DO_NOT_ROTATE_METAFILES );
+    EscherGraphicProvider( EscherGraphicProviderFlags nFlags  = EscherGraphicProviderFlags::NONE );
     virtual ~EscherGraphicProvider();
 };
 
@@ -939,7 +945,7 @@ public:
 class MSFILTER_DLLPUBLIC EscherExGlobal : public EscherGraphicProvider
 {
 public:
-    explicit            EscherExGlobal( sal_uInt32 nGraphicProvFlags = E_GRAPH_PROV_DO_NOT_ROTATE_METAFILES );
+    explicit            EscherExGlobal( EscherGraphicProviderFlags nGraphicProvFlags = EscherGraphicProviderFlags::NONE );
     virtual             ~EscherExGlobal() override;
 
     /** Returns a new drawing ID for a new drawing container (DGCONTAINER). */

oox/source/export/vmlexport.cxx

@@ -52,7 +52,7 @@ static const sal_Int32 Tag_Container = 44444;
 static const sal_Int32 Tag_Commit = 44445;
 
 VMLExport::VMLExport( ::sax_fastparser::FSHelperPtr const & pSerializer, VMLTextExport* pTextExport )
-    : EscherEx( std::make_shared<EscherExGlobal>(0), nullptr, /*bOOXML=*/true )
+    : EscherEx( std::make_shared<EscherExGlobal>(), nullptr, /*bOOXML=*/true )
     , m_pSerializer( pSerializer )
     , m_pTextExport( pTextExport )
     , m_eHOri( 0 )

sd/source/filter/eppt/epptso.cxx

@@ -98,7 +98,7 @@ using namespace ::com::sun::star;
 
 PPTExBulletProvider::PPTExBulletProvider()
 {
-    pGraphicProv = new EscherGraphicProvider( E_GRAPH_PROV_USE_INSTANCES  | E_GRAPH_PROV_DO_NOT_ROTATE_METAFILES );
+    pGraphicProv = new EscherGraphicProvider( EscherGraphicProviderFlags::UseInstances );
 }
 
 PPTExBulletProvider::~PPTExBulletProvider()