lotuswordpro: use native OUString api rather than a wrapper

Change-Id: I0a390cda1378bf7be19cb361c90b3374f4756fa4

lotuswordpro/source/filter/xfilter/xfborders.cxx

@@ -119,9 +119,9 @@ OUString   XFBorder::GetLineWidth()
 
     if( m_bDouble )
     {
-        str = FloatToOUString(m_fWidthInner);
-        str += "cm " + OUString::number(m_fWidthSpace);
-        str += "cm " + OUString::number(m_fWidthOuter) + "cm";
+        str = OUString::number(m_fWidthInner) + "cm " +
+            OUString::number(m_fWidthSpace) +  "cm " +
+            OUString::number(m_fWidthOuter) + "cm";
     }
     return str;
 }
@@ -138,8 +138,7 @@ OUString   XFBorder::ToString()
             return str;
         }
 
-        str = OUString::number(width) + "cm";
-        str += " double " + m_aColor.ToString();
+        str = OUString::number(width) + "cm double " + m_aColor.ToString();
     }
     else
     {
@@ -148,8 +147,7 @@ OUString   XFBorder::ToString()
         {
             return str;
         }
-        str = OUString::number(width) + "cm";
-        str += " solid " + m_aColor.ToString();
+        str = OUString::number(width) + "cm solid " + m_aColor.ToString();
     }
     return str;
 }

lotuswordpro/source/filter/xfilter/xfutil.cxx

@@ -64,18 +64,6 @@
 #include <rtl/ustrbuf.hxx>
 #include <sstream>
 
-OUString   FloatToOUString(float num, sal_Int32 /*precision*/)
-{
-    /*std::stringstream sstrm;
-    std::string         strRet;
-
-    sstrm.precision(precision);
-    sstrm<<num;
-    return OUString::createFromAscii(sstrm.str().c_str());
-    */
-    return OUString::number(num);
-}
-
 OUString   DateTimeToOUString(XFDateTime& dt)
 {
     OUString aResult = OUString::number(dt.nYear) + "-" + OUString::number(dt.nMonth) + "-" + OUString::number(dt.nDay) +

lotuswordpro/source/filter/xfilter/xfutil.hxx

@@ -65,8 +65,6 @@
 #include <rtl/ustring.hxx>
 #include <string>
 
-OUString   FloatToOUString(float num, sal_Int32 precision=6);
-
 OUString   DateTimeToOUString(XFDateTime& dt);
 
 OUString   GetTableColName(sal_Int32 col);