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-rw-r--r--include/vcl/gfxlink.hxx98
-rw-r--r--vcl/source/gdi/gfxlink.cxx225
2 files changed, 228 insertions, 95 deletions
diff --git a/include/vcl/gfxlink.hxx b/include/vcl/gfxlink.hxx
index aa0e8fea37a2..3bdb4b79595a 100644
--- a/include/vcl/gfxlink.hxx
+++ b/include/vcl/gfxlink.hxx
@@ -25,10 +25,56 @@
#include <tools/solar.h>
#include <vcl/dllapi.h>
#include <vcl/mapmod.hxx>
-#include <memory>
class SvStream;
+
+struct ImpBuffer
+{
+ sal_uLong mnRefCount;
+ sal_uInt8* mpBuffer;
+
+ ImpBuffer( sal_uInt8* pBuf ) { mnRefCount = 1UL; mpBuffer = pBuf; }
+
+ ~ImpBuffer() { delete[] mpBuffer; }
+};
+
+
+struct ImpSwap
+{
+ OUString maURL;
+ sal_uLong mnDataSize;
+ sal_uLong mnRefCount;
+
+ ImpSwap( sal_uInt8* pData, sal_uLong nDataSize );
+ ~ImpSwap();
+
+ sal_uInt8* GetData() const;
+
+ bool IsSwapped() const { return maURL.getLength() > 0; }
+
+ void WriteTo( SvStream& rOStm ) const;
+};
+
+
+struct ImpGfxLink
+{
+ MapMode maPrefMapMode;
+ Size maPrefSize;
+ bool mbPrefMapModeValid;
+ bool mbPrefSizeValid;
+
+ ImpGfxLink() :
+ maPrefMapMode(),
+ maPrefSize(),
+ mbPrefMapModeValid( false ),
+ mbPrefSizeValid( false )
+ {}
+};
+
+//#endif // __PRIVATE
+
+
enum GfxLinkType
{
GFX_LINK_TYPE_NONE = 0,
@@ -42,6 +88,7 @@ enum GfxLinkType
GFX_LINK_TYPE_NATIVE_PCT = 8, // Don't forget to update the following defines
GFX_LINK_TYPE_NATIVE_SVG = 9, // Don't forget to update the following defines
GFX_LINK_TYPE_NATIVE_MOV = 10, // Don't forget to update the following defines
+ // #i15508# added BMP type support
GFX_LINK_TYPE_NATIVE_BMP = 11, // Don't forget to update the following defines
GFX_LINK_TYPE_USER = 0xffff
};
@@ -49,58 +96,49 @@ enum GfxLinkType
#define GFX_LINK_FIRST_NATIVE_ID GFX_LINK_TYPE_NATIVE_GIF
#define GFX_LINK_LAST_NATIVE_ID GFX_LINK_TYPE_NATIVE_BMP
+
+struct ImpBuffer;
+struct ImpSwap;
+struct ImpGfxLink;
class Graphic;
class VCL_DLLPUBLIC GfxLink
{
private:
- struct SwapOutData
- {
- SwapOutData(const OUString &aURL);
- ~SwapOutData();
+ GfxLinkType meType;
+ ImpBuffer* mpBuf;
+ ImpSwap* mpSwap;
+ sal_uInt32 mnBufSize;
+ sal_uInt32 mnUserId;
+ ImpGfxLink* mpImpData;
- OUString maURL; // File is removed in the destructor
+ SAL_DLLPRIVATE void ImplCopy( const GfxLink& rGfxLink );
- };
-
- GfxLinkType meType = GFX_LINK_TYPE_NONE;
- sal_uInt32 mnUserId = 0;
-
- std::shared_ptr<sal_uInt8> mpSwapInData;
- std::shared_ptr<SwapOutData> mpSwapOutData;
-
- sal_uInt32 mnSwapInDataSize = 0;
- MapMode maPrefMapMode;
- Size maPrefSize;
- bool mbPrefMapModeValid = false;
- bool mbPrefSizeValid = false;
-
- SAL_DLLPRIVATE std::shared_ptr<sal_uInt8> GetSwapInData() const;
public:
GfxLink();
-
- // pBuff = The Graphic data. This class takes ownership of this
+ GfxLink( const GfxLink& );
GfxLink( sal_uInt8* pBuf, sal_uInt32 nBufSize, GfxLinkType nType );
~GfxLink();
- bool IsEqual( const GfxLink& ) const;
+ GfxLink& operator=( const GfxLink& );
+ bool IsEqual( const GfxLink& ) const;
GfxLinkType GetType() const { return meType;}
void SetUserId( sal_uInt32 nUserId ) { mnUserId = nUserId; }
sal_uInt32 GetUserId() const { return mnUserId; }
- sal_uInt32 GetDataSize() const { return mnSwapInDataSize;}
+ sal_uInt32 GetDataSize() const { return mnBufSize;}
const sal_uInt8* GetData() const;
- const Size& GetPrefSize() const { return maPrefSize;}
+ const Size& GetPrefSize() const { return mpImpData->maPrefSize;}
void SetPrefSize( const Size& rPrefSize );
- bool IsPrefSizeValid() { return mbPrefSizeValid;}
+ bool IsPrefSizeValid() { return mpImpData->mbPrefSizeValid;}
- const MapMode& GetPrefMapMode() const { return maPrefMapMode;}
+ const MapMode& GetPrefMapMode() const { return mpImpData->maPrefMapMode;}
void SetPrefMapMode( const MapMode& rPrefMapMode );
- bool IsPrefMapModeValid() { return mbPrefMapModeValid;}
+ bool IsPrefMapModeValid() { return mpImpData->mbPrefMapModeValid;}
bool IsNative() const;
@@ -110,7 +148,7 @@ public:
void SwapOut();
void SwapIn();
- bool IsSwappedOut() const { return( bool(mpSwapOutData) ); }
+ bool IsSwappedOut() const { return( mpSwap != nullptr ); }
public:
diff --git a/vcl/source/gdi/gfxlink.cxx b/vcl/source/gdi/gfxlink.cxx
index 5b87fb3b1cac..266c8a46681d 100644
--- a/vcl/source/gdi/gfxlink.cxx
+++ b/vcl/source/gdi/gfxlink.cxx
@@ -30,29 +30,67 @@
#include <com/sun/star/ucb/CommandAbortedException.hpp>
#include <memory>
-GfxLink::GfxLink()
+GfxLink::GfxLink() :
+ meType ( GFX_LINK_TYPE_NONE ),
+ mpBuf ( nullptr ),
+ mpSwap ( nullptr ),
+ mnBufSize ( 0 ),
+ mnUserId ( 0UL ),
+ mpImpData ( new ImpGfxLink )
{
}
-GfxLink::GfxLink( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType )
+GfxLink::GfxLink( const GfxLink& rGfxLink ) :
+ mpImpData( new ImpGfxLink )
+{
+ ImplCopy( rGfxLink );
+}
+
+GfxLink::GfxLink( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType ) :
+ mpImpData( new ImpGfxLink )
{
DBG_ASSERT( pBuf != nullptr && nSize,
"GfxLink::GfxLink(): empty/NULL buffer given" );
meType = nType;
- mnSwapInDataSize = nSize;
- mpSwapInData = std::shared_ptr<sal_uInt8>(pBuf);
+ mnBufSize = nSize;
+ mpSwap = nullptr;
+ mnUserId = 0UL;
+ mpBuf = new ImpBuffer( pBuf );
}
GfxLink::~GfxLink()
{
+ if( mpBuf && !( --mpBuf->mnRefCount ) )
+ delete mpBuf;
+
+ if( mpSwap && !( --mpSwap->mnRefCount ) )
+ delete mpSwap;
+
+ delete mpImpData;
+}
+
+GfxLink& GfxLink::operator=( const GfxLink& rGfxLink )
+{
+ if( &rGfxLink != this )
+ {
+ if ( mpBuf && !( --mpBuf->mnRefCount ) )
+ delete mpBuf;
+
+ if( mpSwap && !( --mpSwap->mnRefCount ) )
+ delete mpSwap;
+
+ ImplCopy( rGfxLink );
+ }
+
+ return *this;
}
bool GfxLink::IsEqual( const GfxLink& rGfxLink ) const
{
bool bIsEqual = false;
- if ( ( mnSwapInDataSize == rGfxLink.mnSwapInDataSize ) && ( meType == rGfxLink.meType ) )
+ if ( ( mnBufSize == rGfxLink.mnBufSize ) && ( meType == rGfxLink.meType ) )
{
const sal_uInt8* pSource = GetData();
const sal_uInt8* pDest = rGfxLink.GetData();
@@ -68,6 +106,22 @@ bool GfxLink::IsEqual( const GfxLink& rGfxLink ) const
return bIsEqual;
}
+void GfxLink::ImplCopy( const GfxLink& rGfxLink )
+{
+ mnBufSize = rGfxLink.mnBufSize;
+ meType = rGfxLink.meType;
+ mpBuf = rGfxLink.mpBuf;
+ mpSwap = rGfxLink.mpSwap;
+ mnUserId = rGfxLink.mnUserId;
+ *mpImpData = *rGfxLink.mpImpData;
+
+ if( mpBuf )
+ mpBuf->mnRefCount++;
+
+ if( mpSwap )
+ mpSwap->mnRefCount++;
+}
+
bool GfxLink::IsNative() const
{
@@ -80,21 +134,21 @@ const sal_uInt8* GfxLink::GetData() const
if( IsSwappedOut() )
const_cast<GfxLink*>(this)->SwapIn();
- return( mpSwapInData.get() );
+ return( mpBuf ? mpBuf->mpBuffer : nullptr );
}
void GfxLink::SetPrefSize( const Size& rPrefSize )
{
- maPrefSize = rPrefSize;
- mbPrefSizeValid = true;
+ mpImpData->maPrefSize = rPrefSize;
+ mpImpData->mbPrefSizeValid = true;
}
void GfxLink::SetPrefMapMode( const MapMode& rPrefMapMode )
{
- maPrefMapMode = rPrefMapMode;
- mbPrefMapModeValid = true;
+ mpImpData->maPrefMapMode = rPrefMapMode;
+ mpImpData->mbPrefMapModeValid = true;
}
@@ -102,7 +156,7 @@ bool GfxLink::LoadNative( Graphic& rGraphic )
{
bool bRet = false;
- if( IsNative() && mnSwapInDataSize )
+ if( IsNative() && mnBufSize )
{
const sal_uInt8* pData = GetData();
@@ -111,12 +165,15 @@ bool GfxLink::LoadNative( Graphic& rGraphic )
SvMemoryStream aMemStm;
ConvertDataFormat nCvtType;
- aMemStm.SetBuffer( const_cast<sal_uInt8*>(pData), mnSwapInDataSize, mnSwapInDataSize );
+ aMemStm.SetBuffer( const_cast<sal_uInt8*>(pData), mnBufSize, mnBufSize );
switch( meType )
{
case GFX_LINK_TYPE_NATIVE_GIF: nCvtType = ConvertDataFormat::GIF; break;
+
+ // #i15508# added BMP type for better exports (reload when swapped - checked, works)
case GFX_LINK_TYPE_NATIVE_BMP: nCvtType = ConvertDataFormat::BMP; break;
+
case GFX_LINK_TYPE_NATIVE_JPG: nCvtType = ConvertDataFormat::JPG; break;
case GFX_LINK_TYPE_NATIVE_PNG: nCvtType = ConvertDataFormat::PNG; break;
case GFX_LINK_TYPE_NATIVE_TIF: nCvtType = ConvertDataFormat::TIF; break;
@@ -138,29 +195,21 @@ bool GfxLink::LoadNative( Graphic& rGraphic )
void GfxLink::SwapOut()
{
- if( !IsSwappedOut() && mpSwapInData && mnSwapInDataSize )
+ if( !IsSwappedOut() && mpBuf )
{
- ::utl::TempFile aTempFile;
-
- OUString aURL = aTempFile.GetURL();
+ mpSwap = new ImpSwap( mpBuf->mpBuffer, mnBufSize );
- if( !aURL.isEmpty() )
+ if( !mpSwap->IsSwapped() )
{
- std::shared_ptr<GfxLink::SwapOutData> pSwapOut;
- pSwapOut = std::make_shared<SwapOutData>(aURL); // aURL is removed in the destructor
- std::unique_ptr<SvStream> xOStm(::utl::UcbStreamHelper::CreateStream( aURL, STREAM_READWRITE | StreamMode::SHARE_DENYWRITE ));
- if( xOStm )
- {
- xOStm->Write( mpSwapInData.get(), mnSwapInDataSize );
- bool bError = ( ERRCODE_NONE != xOStm->GetError() );
- xOStm.reset();
+ delete mpSwap;
+ mpSwap = nullptr;
+ }
+ else
+ {
+ if( !( --mpBuf->mnRefCount ) )
+ delete mpBuf;
- if( !bError )
- {
- mpSwapOutData = pSwapOut;
- mpSwapInData.reset();
- }
- }
+ mpBuf = nullptr;
}
}
}
@@ -169,12 +218,12 @@ void GfxLink::SwapIn()
{
if( IsSwappedOut() )
{
- auto pData = GetSwapInData();
- if (pData)
- {
- mpSwapInData = pData;
- mpSwapOutData.reset();
- }
+ mpBuf = new ImpBuffer( mpSwap->GetData() );
+
+ if( !( --mpSwap->mnRefCount ) )
+ delete mpSwap;
+
+ mpSwap = nullptr;
}
}
@@ -182,9 +231,10 @@ bool GfxLink::ExportNative( SvStream& rOStream ) const
{
if( GetDataSize() )
{
- auto pData = GetSwapInData();
- if (pData)
- rOStream.Write( pData.get(), mnSwapInDataSize );
+ if( IsSwappedOut() )
+ mpSwap->WriteTo( rOStream );
+ else if( GetData() )
+ rOStream.Write( GetData(), GetDataSize() );
}
return ( rOStream.GetError() == ERRCODE_NONE );
@@ -205,9 +255,10 @@ SvStream& WriteGfxLink( SvStream& rOStream, const GfxLink& rGfxLink )
if( rGfxLink.GetDataSize() )
{
- auto pData = rGfxLink.GetSwapInData();
- if (pData)
- rOStream.Write( pData.get(), rGfxLink.mnSwapInDataSize );
+ if( rGfxLink.IsSwappedOut() )
+ rGfxLink.mpSwap->WriteTo( rOStream );
+ else if( rGfxLink.GetData() )
+ rOStream.Write( rGfxLink.GetData(), rGfxLink.GetDataSize() );
}
return rOStream;
@@ -219,7 +270,8 @@ SvStream& ReadGfxLink( SvStream& rIStream, GfxLink& rGfxLink)
MapMode aMapMode;
sal_uInt32 nSize;
sal_uInt32 nUserId;
- sal_uInt16 nType;
+ sal_uInt16 nType;
+ sal_uInt8* pBuf;
bool bMapAndSizeValid( false );
std::unique_ptr<VersionCompat> pCompat(new VersionCompat( rIStream, StreamMode::READ ));
@@ -235,7 +287,7 @@ SvStream& ReadGfxLink( SvStream& rIStream, GfxLink& rGfxLink)
pCompat.reset(); // destructor writes stuff into the header
- sal_uInt8* pBuf = new sal_uInt8[ nSize ];
+ pBuf = new sal_uInt8[ nSize ];
rIStream.Read( pBuf, nSize );
rGfxLink = GfxLink( pBuf, nSize, (GfxLinkType) nType );
@@ -250,40 +302,83 @@ SvStream& ReadGfxLink( SvStream& rIStream, GfxLink& rGfxLink)
return rIStream;
}
-GfxLink::SwapOutData::SwapOutData(const OUString &aURL) : maURL(aURL)
+ImpSwap::ImpSwap( sal_uInt8* pData, sal_uLong nDataSize ) :
+ mnDataSize( nDataSize ),
+ mnRefCount( 1UL )
{
+ if( pData && mnDataSize )
+ {
+ ::utl::TempFile aTempFile;
+
+ maURL = aTempFile.GetURL();
+ if( !maURL.isEmpty() )
+ {
+ std::unique_ptr<SvStream> xOStm(::utl::UcbStreamHelper::CreateStream( maURL, STREAM_READWRITE | StreamMode::SHARE_DENYWRITE ));
+ if( xOStm )
+ {
+ xOStm->Write( pData, mnDataSize );
+ bool bError = ( ERRCODE_NONE != xOStm->GetError() );
+ xOStm.reset();
+
+ if( bError )
+ {
+ osl_removeFile( maURL.pData );
+ maURL.clear();
+ }
+ }
+ }
+ }
}
-GfxLink::SwapOutData::~SwapOutData()
+ImpSwap::~ImpSwap()
{
- if( maURL.getLength() > 0 )
+ if( IsSwapped() )
osl_removeFile( maURL.pData );
}
-std::shared_ptr<sal_uInt8> GfxLink::GetSwapInData() const
+sal_uInt8* ImpSwap::GetData() const
{
- if( !IsSwappedOut() )
- return mpSwapInData;
-
- std::shared_ptr<sal_uInt8> pData;
+ sal_uInt8* pData;
- std::unique_ptr<SvStream> xIStm(::utl::UcbStreamHelper::CreateStream( mpSwapOutData->maURL, STREAM_READWRITE ));
- if( xIStm )
+ if( IsSwapped() )
{
- pData = std::shared_ptr<sal_uInt8>(new sal_uInt8[ mnSwapInDataSize ]);
- xIStm->Read( pData.get(), mnSwapInDataSize );
- bool bError = ( ERRCODE_NONE != xIStm->GetError() );
- sal_Size nActReadSize = xIStm->Tell();
- if (nActReadSize != mnSwapInDataSize)
+ std::unique_ptr<SvStream> xIStm(::utl::UcbStreamHelper::CreateStream( maURL, STREAM_READWRITE ));
+ if( xIStm )
{
- bError = true;
- }
- xIStm.reset();
+ pData = new sal_uInt8[ mnDataSize ];
+ xIStm->Read( pData, mnDataSize );
+ bool bError = ( ERRCODE_NONE != xIStm->GetError() );
+ sal_Size nActReadSize = xIStm->Tell();
+ if (nActReadSize != mnDataSize)
+ {
+ bError = true;
+ }
+ xIStm.reset();
- if( bError )
- pData.reset();
+ if( bError )
+ {
+ delete[] pData;
+ pData = nullptr;
+ }
+ }
+ else
+ pData = nullptr;
}
+ else
+ pData = nullptr;
+
return pData;
}
+void ImpSwap::WriteTo( SvStream& rOStm ) const
+{
+ sal_uInt8* pData = GetData();
+
+ if( pData )
+ {
+ rOStm.Write( pData, mnDataSize );
+ delete[] pData;
+ }
+}
+
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit (git 2.34.1) at 2024-08-02 15:18:04 +0000