libreoffice/impress-table-performance.patch

From 894594c1ff0323f537270d1ca2dec33cdbb9b19c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mat=C3=BA=C5=A1=20Kukan?= <matus.kukan@collabora.com>
Date: Tue, 27 May 2014 10:39:45 +0200
Subject: [PATCH] Related bnc#822625: Cache minimum height for table cells.
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Change-Id: I35e295347a046376289f5d4fd5468860d0b8f0ae
(cherry picked from commit 5792e76cb5beb630c135f57b74f57d74dd2dc2b0)
Reviewed-on: https://gerrit.libreoffice.org/9519
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
---
 svx/source/table/cell.cxx | 14 +++++++++-----
 svx/source/table/cell.hxx |  1 +
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/svx/source/table/cell.cxx b/svx/source/table/cell.cxx
index d4f199b..7e04db7 100644
--- a/svx/source/table/cell.cxx
+++ b/svx/source/table/cell.cxx
@@ -358,6 +358,7 @@ Cell::Cell( SdrTableObj& rTableObj, OutlinerParaObject* pOutlinerParaObject ) th
 , mbMerged( sal_False )
 , mnRowSpan( 1 )
 , mnColSpan( 1 )
+, mnCachedMinHeight( -1 )
 , mxTable( rTableObj.getTable() )
 {
     if( rTableObj.GetModel() )
@@ -524,6 +525,7 @@ void Cell::setMerged()
 
 void Cell::notifyModified()
 {
+    mnCachedMinHeight = -1;
     if( mxTable.is() )
         mxTable->setModified( sal_True );
 }
@@ -680,8 +682,10 @@ sal_Int32 Cell::getMinimumHeight()
     if( !mpProperties )
         return 0;
 
+    if( mnCachedMinHeight != -1 )
+        return mnCachedMinHeight;
+
     SdrTableObj& rTableObj = dynamic_cast< SdrTableObj& >( GetObject() );
-    sal_Int32 nMinimumHeight = 0;
 
     Rectangle aTextRect;
     TakeTextAnchorRect( aTextRect );
@@ -692,7 +696,7 @@ sal_Int32 Cell::getMinimumHeight()
     if(pEditOutliner)
     {
         pEditOutliner->SetMaxAutoPaperSize(aSize);
-        nMinimumHeight = pEditOutliner->GetTextHeight()+1;
+        mnCachedMinHeight = pEditOutliner->GetTextHeight()+1;
     }
     else /*if ( hasText() )*/
     {
@@ -705,12 +709,12 @@ sal_Int32 Cell::getMinimumHeight()
         {
             rOutliner.SetText(*GetOutlinerParaObject());
         }
-        nMinimumHeight=rOutliner.GetTextHeight()+1;
+        mnCachedMinHeight=rOutliner.GetTextHeight()+1;
         rOutliner.Clear();
     }
 
-    nMinimumHeight += GetTextUpperDistance() + GetTextLowerDistance();
-    return nMinimumHeight;
+    mnCachedMinHeight += GetTextUpperDistance() + GetTextLowerDistance();
+    return mnCachedMinHeight;
 }
 
 // -----------------------------------------------------------------------------
diff --git a/svx/source/table/cell.hxx b/svx/source/table/cell.hxx
index 1b26b1c..ba2c6f6 100644
--- a/svx/source/table/cell.hxx
+++ b/svx/source/table/cell.hxx
@@ -222,6 +222,7 @@ private:
     ::sal_Bool      mbMerged;
     ::sal_Int32     mnRowSpan;
     ::sal_Int32     mnColSpan;
+    ::sal_Int32     mnCachedMinHeight;
 
     Rectangle maCellRect;
 
-- 
1.8.4.5

From 20fc8dfadada521bed3cb9db672edcdf35db3c39 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mat=C3=BA=C5=A1=20Kukan?= <matus.kukan@collabora.com>
Date: Tue, 27 May 2014 16:37:30 +0200
Subject: [PATCH] Related bnc#822625: Cache FontEntry with the original
 FontSelectPattern.

Otherwise we do not hit cache directly, only after expensive call to
ImplFindByFont.

(cherry picked from commits a6b00d16eb27a5e7e31c721671001a909ecef960
and 16a62079018aea0e72636bdb00576487b4e830b9)

Change-Id: If15b368feeba94c8fff8ee7cbe049fc4a2069768
---
 vcl/source/gdi/outdev3.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/vcl/source/gdi/outdev3.cxx b/vcl/source/gdi/outdev3.cxx
index 537f8aa..a36fc85 100644
--- a/vcl/source/gdi/outdev3.cxx
+++ b/vcl/source/gdi/outdev3.cxx
@@ -2214,6 +2214,7 @@ ImplFontEntry* ImplFontCache::GetFontEntry( ImplDevFontList* pFontList,
 ImplFontEntry* ImplFontCache::GetFontEntry( ImplDevFontList* pFontList,
     FontSelectPattern& aFontSelData, ImplDirectFontSubstitution* pDevSpecific )
 {
+    FontSelectPattern aFontSelDataOrig(aFontSelData);
     // check if a directly matching logical font instance is already cached,
     // the most recently used font usually has a hit rate of >50%
     ImplFontEntry *pEntry = NULL;
@@ -2300,8 +2301,9 @@ ImplFontEntry* ImplFontCache::GetFontEntry( ImplDevFontList* pFontList,
         }
 #endif
 
-        // add the new entry to the cache
-        maFontInstanceList[ aFontSelData ] = pEntry;
+        // Add the new entry to the cache with the original FontSelectPattern,
+        // so that we can find it next time as a direct cache hit.
+        maFontInstanceList[ aFontSelDataOrig ] = pEntry;
     }
 
     mpFirstEntry = pEntry;
-- 
1.8.4.5