[Libreoffice-commits] core.git: editeng/source include/editeng include/tools svx/source tools/source

Noel Grandin (via logerrit) logerrit at kemper.freedesktop.org
Wed Jan 6 10:38:42 UTC 2021


 editeng/source/items/borderline.cxx |   11 ++++++-----
 editeng/source/items/frmitems.cxx   |   29 +++++++++++++++--------------
 editeng/source/items/textitem.cxx   |    5 +++--
 include/editeng/itemtype.hxx        |   12 +-----------
 include/tools/bigint.hxx            |    3 +++
 svx/source/svdraw/svdattr.cxx       |    6 +-----
 svx/source/svdraw/svdtrans.cxx      |   16 +++-------------
 svx/source/xoutdev/xattr.cxx        |   24 ++++--------------------
 tools/source/generic/bigint.cxx     |   16 ++++++++++++++++
 9 files changed, 52 insertions(+), 70 deletions(-)

New commits:
commit 2298b055cab8cf8d0268ee1375a5c6e416bf1332
Author:     Noel Grandin <noel at peralex.com>
AuthorDate: Wed Jan 6 10:10:39 2021 +0200
Commit:     Noel Grandin <noel.grandin at collabora.co.uk>
CommitDate: Wed Jan 6 11:38:01 2021 +0100

    move the bigint based Scale() implementations to one central place
    
    Picking the best looking one in the process.
    
    Change-Id: I77f9236fcd21f883a23fe2f43f20336f17b44cc6
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/108831
    Tested-by: Noel Grandin <noel.grandin at collabora.co.uk>
    Reviewed-by: Noel Grandin <noel.grandin at collabora.co.uk>

diff --git a/editeng/source/items/borderline.cxx b/editeng/source/items/borderline.cxx
index 6a33b4bbcfc5..08261ed7165f 100644
--- a/editeng/source/items/borderline.cxx
+++ b/editeng/source/items/borderline.cxx
@@ -28,6 +28,7 @@
 #include <editeng/itemtype.hxx>
 #include <editeng/editrids.hrc>
 #include <editeng/eerdll.hxx>
+#include <tools/bigint.hxx>
 
 using namespace ::com::sun::star::table::BorderLineStyle;
 
@@ -496,23 +497,23 @@ void SvxBorderLine::GuessLinesWidths( SvxBorderLineStyle nStyle, sal_uInt16 nOut
 
 sal_uInt16 SvxBorderLine::GetOutWidth() const
 {
-    sal_uInt16 nOut = static_cast<sal_uInt16>(Scale( m_aWidthImpl.GetLine1( m_nWidth ), m_nMult, m_nDiv ));
+    sal_uInt16 nOut = static_cast<sal_uInt16>(BigInt::Scale( m_aWidthImpl.GetLine1( m_nWidth ), m_nMult, m_nDiv ));
     if ( m_bMirrorWidths )
-        nOut = static_cast<sal_uInt16>(Scale( m_aWidthImpl.GetLine2( m_nWidth ), m_nMult, m_nDiv ));
+        nOut = static_cast<sal_uInt16>(BigInt::Scale( m_aWidthImpl.GetLine2( m_nWidth ), m_nMult, m_nDiv ));
     return nOut;
 }
 
 sal_uInt16 SvxBorderLine::GetInWidth() const
 {
-    sal_uInt16 nIn = static_cast<sal_uInt16>(Scale( m_aWidthImpl.GetLine2( m_nWidth ), m_nMult, m_nDiv ));
+    sal_uInt16 nIn = static_cast<sal_uInt16>(BigInt::Scale( m_aWidthImpl.GetLine2( m_nWidth ), m_nMult, m_nDiv ));
     if ( m_bMirrorWidths )
-        nIn = static_cast<sal_uInt16>(Scale( m_aWidthImpl.GetLine1( m_nWidth ), m_nMult, m_nDiv ));
+        nIn = static_cast<sal_uInt16>(BigInt::Scale( m_aWidthImpl.GetLine1( m_nWidth ), m_nMult, m_nDiv ));
     return nIn;
 }
 
 sal_uInt16 SvxBorderLine::GetDistance() const
 {
-    return static_cast<sal_uInt16>(Scale( m_aWidthImpl.GetGap( m_nWidth ), m_nMult, m_nDiv ));
+    return static_cast<sal_uInt16>(BigInt::Scale( m_aWidthImpl.GetGap( m_nWidth ), m_nMult, m_nDiv ));
 }
 
 
diff --git a/editeng/source/items/frmitems.cxx b/editeng/source/items/frmitems.cxx
index 4f365da2b7de..43a9be8e4635 100644
--- a/editeng/source/items/frmitems.cxx
+++ b/editeng/source/items/frmitems.cxx
@@ -40,6 +40,7 @@
 #include <comphelper/processfactory.hxx>
 #include <vcl/GraphicObject.hxx>
 #include <tools/urlobj.hxx>
+#include <tools/bigint.hxx>
 #include <svl/memberid.h>
 #include <rtl/math.hxx>
 #include <rtl/ustring.hxx>
@@ -270,8 +271,8 @@ bool SvxSizeItem::GetPresentation
 
 void SvxSizeItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    m_aSize.setWidth( Scale( m_aSize.Width(), nMult, nDiv ) );
-    m_aSize.setHeight( Scale( m_aSize.Height(), nMult, nDiv ) );
+    m_aSize.setWidth( BigInt::Scale( m_aSize.Width(), nMult, nDiv ) );
+    m_aSize.setHeight( BigInt::Scale( m_aSize.Height(), nMult, nDiv ) );
 }
 
 
@@ -572,10 +573,10 @@ bool SvxLRSpaceItem::GetPresentation
 
 void SvxLRSpaceItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    nFirstLineOffset = static_cast<short>(Scale( nFirstLineOffset, nMult, nDiv ));
-    nTxtLeft = Scale( nTxtLeft, nMult, nDiv );
-    nLeftMargin = Scale( nLeftMargin, nMult, nDiv );
-    nRightMargin = Scale( nRightMargin, nMult, nDiv );
+    nFirstLineOffset = static_cast<short>(BigInt::Scale( nFirstLineOffset, nMult, nDiv ));
+    nTxtLeft = BigInt::Scale( nTxtLeft, nMult, nDiv );
+    nLeftMargin = BigInt::Scale( nLeftMargin, nMult, nDiv );
+    nRightMargin = BigInt::Scale( nRightMargin, nMult, nDiv );
 }
 
 
@@ -824,8 +825,8 @@ bool SvxULSpaceItem::GetPresentation
 
 void SvxULSpaceItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    nUpper = static_cast<sal_uInt16>(Scale( nUpper, nMult, nDiv ));
-    nLower = static_cast<sal_uInt16>(Scale( nLower, nMult, nDiv ));
+    nUpper = static_cast<sal_uInt16>(BigInt::Scale( nUpper, nMult, nDiv ));
+    nLower = static_cast<sal_uInt16>(BigInt::Scale( nLower, nMult, nDiv ));
 }
 
 
@@ -1222,7 +1223,7 @@ bool SvxShadowItem::GetPresentation
 
 void SvxShadowItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    nWidth = static_cast<sal_uInt16>(Scale( nWidth, nMult, nDiv ));
+    nWidth = static_cast<sal_uInt16>(BigInt::Scale( nWidth, nMult, nDiv ));
 }
 
 
@@ -1862,10 +1863,10 @@ void SvxBoxItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
     if ( pBottom )  pBottom->ScaleMetrics( nMult, nDiv );
     if ( pLeft )    pLeft->ScaleMetrics( nMult, nDiv );
     if ( pRight )   pRight->ScaleMetrics( nMult, nDiv );
-    nTopDist = static_cast<sal_uInt16>(Scale( nTopDist, nMult, nDiv ));
-    nBottomDist = static_cast<sal_uInt16>(Scale( nBottomDist, nMult, nDiv ));
-    nLeftDist = static_cast<sal_uInt16>(Scale( nLeftDist, nMult, nDiv ));
-    nRightDist = static_cast<sal_uInt16>(Scale( nRightDist, nMult, nDiv ));
+    nTopDist = static_cast<sal_uInt16>(BigInt::Scale( nTopDist, nMult, nDiv ));
+    nBottomDist = static_cast<sal_uInt16>(BigInt::Scale( nBottomDist, nMult, nDiv ));
+    nLeftDist = static_cast<sal_uInt16>(BigInt::Scale( nLeftDist, nMult, nDiv ));
+    nRightDist = static_cast<sal_uInt16>(BigInt::Scale( nRightDist, nMult, nDiv ));
 }
 
 
@@ -2162,7 +2163,7 @@ void SvxBoxInfoItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
     if ( pHori ) pHori->ScaleMetrics( nMult, nDiv );
     if ( pVert ) pVert->ScaleMetrics( nMult, nDiv );
-    nDefDist = static_cast<sal_uInt16>(Scale( nDefDist, nMult, nDiv ));
+    nDefDist = static_cast<sal_uInt16>(BigInt::Scale( nDefDist, nMult, nDiv ));
 }
 
 
diff --git a/editeng/source/items/textitem.cxx b/editeng/source/items/textitem.cxx
index 84cc8e743dec..dd2205b670ab 100644
--- a/editeng/source/items/textitem.cxx
+++ b/editeng/source/items/textitem.cxx
@@ -33,6 +33,7 @@
 
 #include <editeng/editids.hrc>
 #include <editeng/editrids.hrc>
+#include <tools/bigint.hxx>
 #include <tools/mapunit.hxx>
 #include <tools/UnitConversion.hxx>
 
@@ -835,7 +836,7 @@ bool SvxFontHeightItem::GetPresentation
 
 void SvxFontHeightItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    nHeight = static_cast<sal_uInt32>(Scale( nHeight, nMult, nDiv ));
+    nHeight = static_cast<sal_uInt32>(BigInt::Scale( nHeight, nMult, nDiv ));
 }
 
 
@@ -1496,7 +1497,7 @@ SvxKerningItem* SvxKerningItem::Clone( SfxItemPool * ) const
 
 void SvxKerningItem::ScaleMetrics( tools::Long nMult, tools::Long nDiv )
 {
-    SetValue( static_cast<sal_Int16>(Scale( GetValue(), nMult, nDiv )) );
+    SetValue( static_cast<sal_Int16>(BigInt::Scale( GetValue(), nMult, nDiv )) );
 }
 
 
diff --git a/include/editeng/itemtype.hxx b/include/editeng/itemtype.hxx
index 470bd99f16f2..4338d1ff9142 100644
--- a/include/editeng/itemtype.hxx
+++ b/include/editeng/itemtype.hxx
@@ -21,7 +21,7 @@
 
 // forward ---------------------------------------------------------------
 #include <rtl/ustring.hxx>
-#include <tools/bigint.hxx>
+#include <tools/long.hxx>
 #include <tools/mapunit.hxx>
 #include <editeng/editengdllapi.h>
 
@@ -35,16 +35,6 @@ EDITENG_DLLPUBLIC OUString GetMetricText( tools::Long nVal, MapUnit eSrcUnit, Ma
 OUString GetColorString( const Color& rCol );
 EDITENG_DLLPUBLIC const char* GetMetricId(MapUnit eUnit);
 
-
-inline tools::Long Scale( tools::Long nVal, tools::Long nMult, tools::Long nDiv )
-{
-    BigInt aVal( nVal );
-    aVal *= nMult;
-    aVal += nDiv/2;
-    aVal /= nDiv;
-    return aVal;
-}
-
 #endif
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/tools/bigint.hxx b/include/tools/bigint.hxx
index 53f681609ecf..3299d56c5374 100644
--- a/include/tools/bigint.hxx
+++ b/include/tools/bigint.hxx
@@ -106,6 +106,9 @@ public:
 
     BigInt&         operator  =( sal_Int32 nValue );
 
+    /* Scale and round value */
+    static tools::Long Scale(tools::Long nVal, tools::Long nMult, tools::Long nDiv);
+
     friend inline   BigInt operator +( const BigInt& rVal1, const BigInt& rVal2 );
     friend inline   BigInt operator -( const BigInt& rVal1, const BigInt& rVal2 );
     friend inline   BigInt operator *( const BigInt& rVal1, const BigInt& rVal2 );
diff --git a/svx/source/svdraw/svdattr.cxx b/svx/source/svdraw/svdattr.cxx
index 0342f65c2760..a683704d41a1 100644
--- a/svx/source/svdraw/svdattr.cxx
+++ b/svx/source/svdraw/svdattr.cxx
@@ -874,11 +874,7 @@ bool SdrMetricItem::HasMetrics() const
 void SdrMetricItem::ScaleMetrics(tools::Long nMul, tools::Long nDiv)
 {
     if (GetValue()!=0) {
-        BigInt aVal(GetValue());
-        aVal*=nMul;
-        aVal+=nDiv/2; // to round accurately
-        aVal/=nDiv;
-        SetValue(tools::Long(aVal));
+        SetValue(BigInt::Scale(GetValue(), nMul, nDiv));
     }
 }
 
diff --git a/svx/source/svdraw/svdtrans.cxx b/svx/source/svdraw/svdtrans.cxx
index 6025dee157a3..5b02f994cc12 100644
--- a/svx/source/svdraw/svdtrans.cxx
+++ b/svx/source/svdraw/svdtrans.cxx
@@ -559,19 +559,9 @@ void OrthoDistance4(const Point& rPt0, Point& rPt, bool bBigOrtho)
 
 tools::Long BigMulDiv(tools::Long nVal, tools::Long nMul, tools::Long nDiv)
 {
-    BigInt aVal(nVal);
-    aVal*=nMul;
-    if (aVal.IsNeg()!=(nDiv<0)) {
-        aVal-=nDiv/2; // to round correctly
-    } else {
-        aVal+=nDiv/2; // to round correctly
-    }
-    if(nDiv)
-    {
-        aVal/=nDiv;
-        return tools::Long(aVal);
-    }
-    return 0x7fffffff;
+    if (!nDiv)
+        return 0x7fffffff;
+    return BigInt::Scale(nVal, nMul, nDiv);
 }
 
 // How many eU units fit into a mm, respectively an inch?
diff --git a/svx/source/xoutdev/xattr.cxx b/svx/source/xoutdev/xattr.cxx
index 5d3caa64fa1d..79ee53600f63 100644
--- a/svx/source/xoutdev/xattr.cxx
+++ b/svx/source/xoutdev/xattr.cxx
@@ -91,22 +91,6 @@ using namespace ::com::sun::star;
 
 typedef std::map<OUString, OUString> StringMap;
 
-static tools::Long ScaleMetricValue( tools::Long nVal, tools::Long nMul, tools::Long nDiv )
-{
-    BigInt aVal( nVal );
-
-    aVal *= nMul;
-
-    if ( aVal.IsNeg() != ( nDiv < 0 ) )
-        aVal-=nDiv/2; // for correct rounding
-    else
-        aVal+=nDiv/2; // for correct rounding
-
-    aVal/=nDiv;
-
-    return tools::Long( aVal );
-}
-
 NameOrIndex::NameOrIndex(sal_uInt16 _nWhich, sal_Int32 nIndex) :
     SfxStringItem(_nWhich, OUString()),
     nPalIndex(nIndex)
@@ -635,9 +619,9 @@ bool XLineDashItem::HasMetrics() const
 
 void XLineDashItem::ScaleMetrics(tools::Long nMul, tools::Long nDiv)
 {
-    aDash.SetDotLen( ScaleMetricValue( aDash.GetDotLen(), nMul, nDiv ) );
-    aDash.SetDashLen( ScaleMetricValue( aDash.GetDashLen(), nMul, nDiv ) );
-    aDash.SetDistance( ScaleMetricValue( aDash.GetDistance(), nMul, nDiv ) );
+    aDash.SetDotLen( BigInt::Scale( aDash.GetDotLen(), nMul, nDiv ) );
+    aDash.SetDashLen( BigInt::Scale( aDash.GetDashLen(), nMul, nDiv ) );
+    aDash.SetDistance( BigInt::Scale( aDash.GetDistance(), nMul, nDiv ) );
 }
 
 bool XLineDashItem::QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId ) const
@@ -2634,7 +2618,7 @@ bool XFillHatchItem::HasMetrics() const
 
 void XFillHatchItem::ScaleMetrics(tools::Long nMul, tools::Long nDiv)
 {
-    aHatch.SetDistance( ScaleMetricValue( aHatch.GetDistance(), nMul, nDiv ) );
+    aHatch.SetDistance( BigInt::Scale( aHatch.GetDistance(), nMul, nDiv ) );
 }
 
 bool XFillHatchItem::QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId ) const
diff --git a/tools/source/generic/bigint.cxx b/tools/source/generic/bigint.cxx
index 62350a30c311..6616ef76f423 100644
--- a/tools/source/generic/bigint.cxx
+++ b/tools/source/generic/bigint.cxx
@@ -843,4 +843,20 @@ bool operator<( const BigInt& rVal1, const BigInt& rVal2 )
     return nA.bIsNeg ? (nA.nNum[i] > nB.nNum[i]) : (nA.nNum[i] < nB.nNum[i]);
 }
 
+tools::Long BigInt::Scale( tools::Long nVal, tools::Long nMul, tools::Long nDiv )
+{
+    BigInt aVal( nVal );
+
+    aVal *= nMul;
+
+    if ( aVal.IsNeg() != ( nDiv < 0 ) )
+        aVal -= nDiv / 2; // for correct rounding
+    else
+        aVal += nDiv / 2; // for correct rounding
+
+    aVal /= nDiv;
+
+    return tools::Long( aVal );
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */


More information about the Libreoffice-commits mailing list