related tdf#108757 small enhancements for speed up

- no strings reallocation
- faster for-loops

Change-Id: I98a355eb3bcb48219afd6334615c9c092ed1a352
Reviewed-on: https://gerrit.libreoffice.org/45142
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

3 files changed, 13 insertions, 11 deletions

diff --git a/sc/source/core/data/document.cxx b/sc/source/core/data/document.cxx
index 3fb8c338f242..019bfcb99f4a 100644
--- a/sc/source/core/data/document.cxx
+++ b/sc/source/core/data/document.cxx
@@ -6275,7 +6275,7 @@ void ScDocument::SetRepeatRowRange( SCTAB nTab, const ScRange* pNew )
 
 ScPrintRangeSaver* ScDocument::CreatePrintRangeSaver() const
 {
-    SCTAB nCount = static_cast<SCTAB>(maTabs.size());
+    const SCTAB nCount = static_cast<SCTAB>(maTabs.size());
     ScPrintRangeSaver* pNew = new ScPrintRangeSaver( nCount );
     for (SCTAB i=0; i<nCount; i++)
         if (maTabs[i])
@@ -6285,8 +6285,9 @@ ScPrintRangeSaver* ScDocument::CreatePrintRangeSaver() const
 
 void ScDocument::RestorePrintRanges( const ScPrintRangeSaver& rSaver )
 {
-    SCTAB nCount = rSaver.GetTabCount();
-    for (SCTAB i=0; i<nCount && i < static_cast<SCTAB>(maTabs.size()); i++)
+    const SCTAB nCount = rSaver.GetTabCount();
+    const SCTAB maxIndex = std::min(nCount, static_cast<SCTAB>(maTabs.size()));
+    for (SCTAB i=0; i<maxIndex; i++)
         if (maTabs[i])
             maTabs[i]->RestorePrintRanges( rSaver.GetTabData(i) );
 }
@@ -6298,10 +6299,10 @@ bool ScDocument::NeedPageResetAfterTab( SCTAB nTab ) const
 
     if ( nTab + 1 < static_cast<SCTAB>(maTabs.size()) && maTabs[nTab] && maTabs[nTab+1] )
     {
-        OUString aNew = maTabs[nTab+1]->GetPageStyle();
-        if ( aNew != maTabs[nTab]->GetPageStyle() )
+        const OUString & rNew = maTabs[nTab+1]->GetPageStyle();
+        if ( rNew != maTabs[nTab]->GetPageStyle() )
         {
-            SfxStyleSheetBase* pStyle = mxPoolHelper->GetStylePool()->Find( aNew, SfxStyleFamily::Page );
+            SfxStyleSheetBase* pStyle = mxPoolHelper->GetStylePool()->Find( rNew, SfxStyleFamily::Page );
             if ( pStyle )
             {
                 const SfxItemSet& rSet = pStyle->GetItemSet();
diff --git a/sc/source/ui/unoobj/docuno.cxx b/sc/source/ui/unoobj/docuno.cxx
index 60bd3239cc27..ca287c11b398 100644
--- a/sc/source/ui/unoobj/docuno.cxx
+++ b/sc/source/ui/unoobj/docuno.cxx
@@ -1338,13 +1338,13 @@ static OutputDevice* lcl_GetRenderDevice( const uno::Sequence<beans::PropertyVal
 {
     OutputDevice* pRet = nullptr;
     const beans::PropertyValue* pPropArray = rOptions.getConstArray();
-    long nPropCount = rOptions.getLength();
+    const long nPropCount = rOptions.getLength();
     for (long i = 0; i < nPropCount; i++)
     {
         const beans::PropertyValue& rProp = pPropArray[i];
-        OUString aPropName(rProp.Name);
+        const OUString & rPropName = rProp.Name;
 
-        if (aPropName == SC_UNONAME_RENDERDEV)
+        if (rPropName == SC_UNONAME_RENDERDEV)
         {
             uno::Reference<awt::XDevice> xRenderDevice(rProp.Value, uno::UNO_QUERY);
             if ( xRenderDevice.is() )
@@ -1947,7 +1947,7 @@ void SAL_CALL ScModelObj::render( sal_Int32 nSelRenderer, const uno::Any& aSelec
 
     //  resolve the hyperlinks for PDF export
 
-    if ( pPDFData )
+    if ( pPDFData && !pPDFData->GetBookmarks().empty() )
     {
         //  iterate over the hyperlinks that were output for this page
 
diff --git a/sc/source/ui/view/pfuncache.cxx b/sc/source/ui/view/pfuncache.cxx
index daf593fdbb3d..c738d4920f79 100644
--- a/sc/source/ui/view/pfuncache.cxx
+++ b/sc/source/ui/view/pfuncache.cxx
@@ -163,7 +163,8 @@ SCTAB ScPrintFuncCache::GetTabForPage( long nPage ) const
 long ScPrintFuncCache::GetTabStart( SCTAB nTab ) const
 {
     long nRet = 0;
-    for ( SCTAB i=0; i<nTab&& i < static_cast<SCTAB>(nPages.size()); i++ )
+    const SCTAB maxIndex = std::min(nTab, static_cast<SCTAB>(nPages.size()));
+    for ( SCTAB i=0; i<maxIndex; i++ )
         nRet += nPages[i];
     return nRet;
 }