remove unnecessary casts in calls to SvStream.WriteUChar

left over from our conversion of the SvStream output operators
to more specific methods

Change-Id: I2ea4c7d97e745b3e6a3834f41ac7bfefa4883c7a

13 files changed, 237 insertions, 237 deletions

diff --git a/filter/source/flash/swfwriter2.cxx b/filter/source/flash/swfwriter2.cxx
index b11512aacaa0..0e6110c96a60 100644
--- a/filter/source/flash/swfwriter2.cxx
+++ b/filter/source/flash/swfwriter2.cxx
@@ -153,20 +153,20 @@ void Tag::write( SvStream &out )
 
         sal_uInt16 nCode = ( mnTagId << 6 ) | ( bLarge ? 0x3f : _uInt16(nSz) );
 
-        out.WriteUChar( (sal_uInt8)nCode );
-        out.WriteUChar( (sal_uInt8)(nCode >> 8) );
+        out.WriteUChar( nCode );
+        out.WriteUChar( (nCode >> 8) );
 
         if( bLarge )
         {
             sal_uInt32 nTmp = nSz;
 
-            out.WriteUChar( (sal_uInt8)nTmp );
+            out.WriteUChar( nTmp );
             nTmp >>= 8;
-            out.WriteUChar( (sal_uInt8)nTmp );
+            out.WriteUChar( nTmp );
             nTmp >>= 8;
-            out.WriteUChar( (sal_uInt8)nTmp );
+            out.WriteUChar( nTmp );
             nTmp >>= 8;
-            out.WriteUChar( (sal_uInt8)nTmp );
+            out.WriteUChar( nTmp );
         }
     }
 
@@ -198,15 +198,15 @@ void Tag::addI16( sal_Int16 nValue )
 
 void Tag::addUI16( sal_uInt16 nValue )
 {
-    WriteUChar( (sal_uInt8)nValue );
-    WriteUChar( (sal_uInt8)(nValue >> 8) );
+    WriteUChar( nValue );
+    WriteUChar( (nValue >> 8) );
 }
 
 
 
 void Tag::addUI8( sal_uInt8 nValue )
 {
-    WriteUChar( (sal_uInt8)nValue );
+    WriteUChar( nValue );
 }
 
 
diff --git a/filter/source/graphicfilter/egif/egif.cxx b/filter/source/graphicfilter/egif/egif.cxx
index fff040548a79..0dd214800265 100644
--- a/filter/source/graphicfilter/egif/egif.cxx
+++ b/filter/source/graphicfilter/egif/egif.cxx
@@ -316,8 +316,8 @@ void GIFWriter::WriteGlobalHeader( const Size& rSize )
         m_rGIF.WriteUInt16( nWidth );
         m_rGIF.WriteUInt16( nHeight );
         m_rGIF.WriteUChar( cFlags );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x00 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x00 );
+        m_rGIF.WriteUChar( 0x00 );
+        m_rGIF.WriteUChar( 0x00 );
 
         // write dummy palette with two entries (black/white);
         // we do this only because of a bug in Photoshop, since those can't
@@ -352,15 +352,15 @@ void GIFWriter::WriteLoopExtension( const Animation& rAnimation )
         const sal_uInt8 cLoByte = (const sal_uInt8) nLoopCount;
         const sal_uInt8 cHiByte = (const sal_uInt8) ( nLoopCount >> 8 );
 
-        m_rGIF.WriteUChar( (sal_uInt8) 0x21 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0xff );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x0b );
+        m_rGIF.WriteUChar( 0x21 );
+        m_rGIF.WriteUChar( 0xff );
+        m_rGIF.WriteUChar( 0x0b );
         m_rGIF.Write( "NETSCAPE2.0", 11 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x03 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x01 );
+        m_rGIF.WriteUChar( 0x03 );
+        m_rGIF.WriteUChar( 0x01 );
         m_rGIF.WriteUChar( cLoByte );
         m_rGIF.WriteUChar( cHiByte );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x00 );
+        m_rGIF.WriteUChar( 0x00 );
     }
 }
 
@@ -371,15 +371,15 @@ void GIFWriter::WriteLogSizeExtension( const Size& rSize100 )
     // writer PrefSize in 100th-mm as ApplicationExtension
     if( rSize100.Width() && rSize100.Height() )
     {
-        m_rGIF.WriteUChar( (sal_uInt8) 0x21 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0xff );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x0b );
+        m_rGIF.WriteUChar( 0x21 );
+        m_rGIF.WriteUChar( 0xff );
+        m_rGIF.WriteUChar( 0x0b );
         m_rGIF.Write( "STARDIV 5.0", 11 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x09 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x01 );
+        m_rGIF.WriteUChar( 0x09 );
+        m_rGIF.WriteUChar( 0x01 );
         m_rGIF.WriteUInt32( (sal_uInt32) rSize100.Width() );
         m_rGIF.WriteUInt32( (sal_uInt32) rSize100.Height() );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x00 );
+        m_rGIF.WriteUChar( 0x00 );
     }
 }
 
@@ -402,13 +402,13 @@ void GIFWriter::WriteImageExtension( long nTimer, Disposal eDisposal )
         else if( eDisposal == DISPOSE_PREVIOUS )
             cFlags |= ( 3 << 2 );
 
-        m_rGIF.WriteUChar( (sal_uInt8) 0x21 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0xf9 );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x04 );
+        m_rGIF.WriteUChar( 0x21 );
+        m_rGIF.WriteUChar( 0xf9 );
+        m_rGIF.WriteUChar( 0x04 );
         m_rGIF.WriteUChar( cFlags );
         m_rGIF.WriteUInt16( nDelay );
-        m_rGIF.WriteUChar( (sal_uInt8) m_pAcc->GetBestPaletteIndex( BMP_COL_TRANS ) );
-        m_rGIF.WriteUChar( (sal_uInt8) 0x00 );
+        m_rGIF.WriteUChar( m_pAcc->GetBestPaletteIndex( BMP_COL_TRANS ) );
+        m_rGIF.WriteUChar( 0x00 );
 
         if( m_rGIF.GetError() )
             bStatus = false;
@@ -435,7 +435,7 @@ void GIFWriter::WriteLocalHeader()
         cFlags |= 0x80;
 
         // alles rausschreiben
-        m_rGIF.WriteUChar( (sal_uInt8) 0x2c );
+        m_rGIF.WriteUChar( 0x2c );
         m_rGIF.WriteUInt16( nPosX );
         m_rGIF.WriteUInt16( nPosY );
         m_rGIF.WriteUInt16( nWidth );
@@ -553,7 +553,7 @@ void GIFWriter::WriteTerminator()
 {
     if( bStatus )
     {
-        m_rGIF.WriteUChar( (sal_uInt8) 0x3b );
+        m_rGIF.WriteUChar( 0x3b );
 
         if( m_rGIF.GetError() )
             bStatus = false;
diff --git a/filter/source/graphicfilter/egif/giflzwc.cxx b/filter/source/graphicfilter/egif/giflzwc.cxx
index c686a6dfe91e..49d996a61fdb 100644
--- a/filter/source/graphicfilter/egif/giflzwc.cxx
+++ b/filter/source/graphicfilter/egif/giflzwc.cxx
@@ -92,7 +92,7 @@ GIFImageDataOutputStream::~GIFImageDataOutputStream()
     WriteBits(0,7);
     FlushBitsBufsFullBytes();
     FlushBlockBuf();
-    rStream.WriteUChar( (sal_uInt8)0 );
+    rStream.WriteUChar( 0 );
     delete[] pBlockBuf;
 }
 
@@ -102,7 +102,7 @@ void GIFImageDataOutputStream::FlushBlockBuf()
 {
     if( nBlockBufSize )
     {
-        rStream.WriteUChar( (sal_uInt8) nBlockBufSize );
+        rStream.WriteUChar( nBlockBufSize );
         rStream.Write( pBlockBuf,nBlockBufSize );
         nBlockBufSize = 0;
     }
diff --git a/filter/source/graphicfilter/eos2met/eos2met.cxx b/filter/source/graphicfilter/eos2met/eos2met.cxx
index dac8c3176b82..a0d91f8b490e 100644
--- a/filter/source/graphicfilter/eos2met/eos2met.cxx
+++ b/filter/source/graphicfilter/eos2met/eos2met.cxx
@@ -302,8 +302,8 @@ void METWriter::WriteClipRect( const Rectangle& rRect )
         METEndPath();
     }
     WillWriteOrder(8);
-    pMET->WriteUChar( (sal_uInt8)0xb4 ).WriteUChar( (sal_uInt8)6 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0 ).WriteUInt32( nPathId );
+    pMET->WriteUChar( 0xb4 ).WriteUChar( 6 )
+         .WriteUChar( 0x00 ).WriteUChar( 0 ).WriteUInt32( nPathId );
 }
 
 void METWriter::CountActionsAndBitmaps(const GDIMetaFile * pMTF)
@@ -343,7 +343,7 @@ void METWriter::CountActionsAndBitmaps(const GDIMetaFile * pMTF)
 
 void METWriter::WriteBigEndianShort(sal_uInt16 nWord)
 {
-    pMET->WriteUChar( (sal_uInt8)(nWord>>8) ).WriteUChar( (sal_uInt8)(nWord&0x00ff) );
+    pMET->WriteUChar( (nWord>>8) ).WriteUChar( (nWord&0x00ff) );
 }
 
 
@@ -368,7 +368,7 @@ void METWriter::WriteFieldIntroducer(sal_uInt16 nFieldSize, sal_uInt16 nFieldTyp
 {
     nActualFieldStartPos=pMET->Tell();
     WriteBigEndianShort(nFieldSize);
-    pMET->WriteUChar( (sal_uInt8)0xd3 ).WriteUInt16( nFieldType ).WriteUChar( nFlags ).WriteUInt16( nSegSeqNum );
+    pMET->WriteUChar( 0xd3 ).WriteUInt16( nFieldType ).WriteUChar( nFlags ).WriteUInt16( nSegSeqNum );
 }
 
 
@@ -465,13 +465,13 @@ void METWriter::WriteChrSets()
 
         WriteBigEndianShort(0x0050);
 
-        pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x84 ).WriteUChar( (sal_uInt8)0x00 );
-        pMET->WriteUChar( (sal_uInt8)0xa4 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x01 );
-        pMET->WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
+        pMET->WriteUChar( 0x0c ).WriteUChar( 0x02 ).WriteUChar( 0x84 ).WriteUChar( 0x00 );
+        pMET->WriteUChar( 0xa4 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x01 );
+        pMET->WriteUChar( 0x01 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
 
-        pMET->WriteUChar( (sal_uInt8)0x04 ).WriteUChar( (sal_uInt8)0x24 ).WriteUChar( (sal_uInt8)0x05 ).WriteUChar( (sal_uInt8)pCS->nSet );
+        pMET->WriteUChar( 0x04 ).WriteUChar( 0x24 ).WriteUChar( 0x05 ).WriteUChar( pCS->nSet );
 
-        pMET->WriteUChar( (sal_uInt8)0x14 ).WriteUChar( (sal_uInt8)0x1f );
+        pMET->WriteUChar( 0x14 ).WriteUChar( 0x1f );
         switch (pCS->eWeight)
         {
             case WEIGHT_THIN:       nbyte=1; break;
@@ -486,16 +486,16 @@ void METWriter::WriteChrSets()
             default:                nbyte=5;
         }
         pMET->WriteUChar( nbyte );
-        pMET->WriteUChar( (sal_uInt8)0x05 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x0c );
+        pMET->WriteUChar( 0x05 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x0c );
 
-        pMET->WriteUChar( (sal_uInt8)0x06 ).WriteUChar( (sal_uInt8)0x20 ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0xd4 );
-        pMET->WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x52 );
+        pMET->WriteUChar( 0x06 ).WriteUChar( 0x20 ).WriteUChar( 0x03 ).WriteUChar( 0xd4 );
+        pMET->WriteUChar( 0x03 ).WriteUChar( 0x52 );
 
-        pMET->WriteUChar( (sal_uInt8)0x24 ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0x00 );
+        pMET->WriteUChar( 0x24 ).WriteUChar( 0x02 ).WriteUChar( 0x08 ).WriteUChar( 0x00 );
         OString n(OUStringToOString(pCS->aName,
             osl_getThreadTextEncoding()));
         for (i=0; i<32; i++)
@@ -520,7 +520,7 @@ void METWriter::WriteColorAttributeTable(sal_uInt32 nFieldId, BitmapPalette* pPa
 
     //--- The Field 'Color Attribute Table':
     WriteFieldIntroducer(0,BlkColAtrMagic,0,0);
-    pMET->WriteUChar( nBasePartFlags ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( nBasePartLCTID ); // 'Base Part'
+    pMET->WriteUChar( nBasePartFlags ).WriteUChar( 0x00 ).WriteUChar( nBasePartLCTID ); // 'Base Part'
     if (pPalette!=NULL)
     {
         nIndex=0;
@@ -528,18 +528,18 @@ void METWriter::WriteColorAttributeTable(sal_uInt32 nFieldId, BitmapPalette* pPa
         {
             nNumI=pPalette->GetEntryCount()-nIndex;
             if (nNumI>81) nNumI=81;
-            pMET->WriteUChar( (sal_uInt8)(11+nNumI*3) );                   // length of the parameter
-            pMET->WriteUChar( (sal_uInt8)1 ).WriteUChar( (sal_uInt8)0 ).WriteUChar( (sal_uInt8)1 );        // typ: element list, Reserved, Format: RGB
-            pMET->WriteUChar( (sal_uInt8)0 ); WriteBigEndianShort(nIndex); // start-Index (3 Bytes)
-            pMET->WriteUChar( (sal_uInt8)8 ).WriteUChar( (sal_uInt8)8 ).WriteUChar( (sal_uInt8)8 );        // Bits per component R,G,B
-            pMET->WriteUChar( (sal_uInt8)3 );                              // number of bytes per entry
+            pMET->WriteUChar( (11+nNumI*3) );                   // length of the parameter
+            pMET->WriteUChar( 1 ).WriteUChar( 0 ).WriteUChar( 1 );        // typ: element list, Reserved, Format: RGB
+            pMET->WriteUChar( 0 ); WriteBigEndianShort(nIndex); // start-Index (3 Bytes)
+            pMET->WriteUChar( 8 ).WriteUChar( 8 ).WriteUChar( 8 );        // Bits per component R,G,B
+            pMET->WriteUChar( 3 );                              // number of bytes per entry
             for (i=0; i<nNumI; i++)
             {
                 const BitmapColor& rCol = (*pPalette)[ nIndex ];
 
-                pMET->WriteUChar( (sal_uInt8) rCol.GetRed() );
-                pMET->WriteUChar( (sal_uInt8) rCol.GetGreen() );
-                pMET->WriteUChar( (sal_uInt8) rCol.GetBlue() );
+                pMET->WriteUChar(  rCol.GetRed() );
+                pMET->WriteUChar(  rCol.GetGreen() );
+                pMET->WriteUChar(  rCol.GetBlue() );
                 nIndex++;
             }
         }
@@ -547,8 +547,8 @@ void METWriter::WriteColorAttributeTable(sal_uInt32 nFieldId, BitmapPalette* pPa
     else
     {
         // 'Trible Generating'
-        pMET->WriteUChar( (sal_uInt8)0x0a ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0x00 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0x08 );
+        pMET->WriteUChar( 0x0a ).WriteUChar( 0x02 ).WriteUChar( 0x00 ).WriteUChar( 0x01 ).WriteUChar( 0x00 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x08 ).WriteUChar( 0x08 ).WriteUChar( 0x08 );
     }
     UpdateFieldSize();
 
@@ -626,9 +626,9 @@ void METWriter::WriteImageObject(const Bitmap & rBitmap)
         //--- The Field 'Map Color Attribute Table':
         WriteFieldIntroducer(26,MapColAtrMagic,0,0);
         WriteBigEndianShort(0x0012);
-        pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x84 ).WriteUChar( (sal_uInt8)0x00 );
+        pMET->WriteUChar( 0x0c ).WriteUChar( 0x02 ).WriteUChar( 0x84 ).WriteUChar( 0x00 );
         WriteFieldId(nActColMapId);
-        pMET->WriteUChar( (sal_uInt8)0x04 ).WriteUChar( (sal_uInt8)0x24 ).WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0x01 );
+        pMET->WriteUChar( 0x04 ).WriteUChar( 0x24 ).WriteUChar( 0x07 ).WriteUChar( 0x01 );
 
         //--- The Field 'End Object Environment Group':
         WriteFieldIntroducer(16,EndObjEnvMagic,0,0);
@@ -637,7 +637,7 @@ void METWriter::WriteImageObject(const Bitmap & rBitmap)
 
     //--- The Field 'Image Data Descriptor':
     WriteFieldIntroducer(17,DscImgObjMagic,0,0);
-    pMET->WriteUChar( (sal_uInt8)0x01 ); // Unit of measure: tens of centimeters
+    pMET->WriteUChar( 0x01 ); // Unit of measure: tens of centimeters
     WriteBigEndianShort((sal_uInt16)nResX);
     WriteBigEndianShort((sal_uInt16)nResY);
     WriteBigEndianShort((sal_uInt16)nWidth);
@@ -647,32 +647,32 @@ void METWriter::WriteImageObject(const Bitmap & rBitmap)
     WriteFieldIntroducer(0,DatImgObjMagic,0,0);
 
     // Begin Segment:
-    pMET->WriteUChar( (sal_uInt8)0x70 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x70 ).WriteUChar( 0x00 );
 
     // Begin Image Content:
-    pMET->WriteUChar( (sal_uInt8)0x91 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0xff );
+    pMET->WriteUChar( 0x91 ).WriteUChar( 0x01 ).WriteUChar( 0xff );
 
     // Image Size:
-    pMET->WriteUChar( (sal_uInt8)0x94 ).WriteUChar( (sal_uInt8)0x09 ).WriteUChar( (sal_uInt8)0x02 );
+    pMET->WriteUChar( 0x94 ).WriteUChar( 0x09 ).WriteUChar( 0x02 );
     pMET->WriteUInt16( (sal_uInt16) 0 ).WriteUInt16( (sal_uInt16) 0 );
     WriteBigEndianShort((sal_uInt16)nHeight);
     WriteBigEndianShort((sal_uInt16)nWidth);
 
     // Image Encoding:
-    pMET->WriteUChar( (sal_uInt8)0x95 ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x03 );
+    pMET->WriteUChar( 0x95 ).WriteUChar( 0x02 ).WriteUChar( 0x03 ).WriteUChar( 0x03 );
 
     // Image IDE-Size:
-    pMET->WriteUChar( (sal_uInt8)0x96 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)nBitsPerPixel );
+    pMET->WriteUChar( 0x96 ).WriteUChar( 0x01 ).WriteUChar( nBitsPerPixel );
 
     if (nBitsPerPixel<=8) {
         // Image LUT-ID
-        pMET->WriteUChar( (sal_uInt8)0x97 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0x01 );
+        pMET->WriteUChar( 0x97 ).WriteUChar( 0x01 ).WriteUChar( 0x01 );
     }
     else {
         // IDE Structure
-        pMET->WriteUChar( (sal_uInt8)0x9b ).WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x01 );
-        pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x08 );
-        pMET->WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0x08 );
+        pMET->WriteUChar( 0x9b ).WriteUChar( 0x08 ).WriteUChar( 0x00 ).WriteUChar( 0x01 );
+        pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x08 );
+        pMET->WriteUChar( 0x08 ).WriteUChar( 0x08 );
     }
 
     boost::scoped_array<sal_uInt8> pBuf(new sal_uInt8[nBytesPerLine]);
@@ -709,10 +709,10 @@ void METWriter::WriteImageObject(const Bitmap & rBitmap)
     pBuf.reset();
 
     // End Image Content:
-    pMET->WriteUChar( (sal_uInt8)0x93 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x93 ).WriteUChar( 0x00 );
 
     // End Segment:
-    pMET->WriteUChar( (sal_uInt8)0x71 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x71 ).WriteUChar( 0x00 );
 
     // finalize the last field 'Image Picture Data':
     UpdateFieldSize();
@@ -839,9 +839,9 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //  8         Coordinate types in data
     //       0x04Intel16
     //       0x05Intel32
-    pMET->WriteUChar( (sal_uInt8)0xf7 ).WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0xb0 ).WriteUChar( (sal_uInt8)0x00 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x23 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0x01 )
-         .WriteUChar( (sal_uInt8)0x05 );
+    pMET->WriteUChar( 0xf7 ).WriteUChar( 0x07 ).WriteUChar( 0xb0 ).WriteUChar( 0x00 )
+         .WriteUChar( 0x00 ).WriteUChar( 0x23 ).WriteUChar( 0x01 ).WriteUChar( 0x01 )
+         .WriteUChar( 0x05 );
 
     //  0         0xF6 Set Picture Descriptor
     //  1         Length of following data
@@ -871,8 +871,8 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //       GPS Y bottom, Y top
     //       GPS Z near, Z far
     Size aUnitsPerDecimeter=OutputDevice::LogicToLogic(Size(10,10),MapMode(MAP_CM),aPictureMapMode);
-    pMET->WriteUChar( (sal_uInt8)0xf6 ).WriteUChar( (sal_uInt8)0x28 ).WriteUChar( (sal_uInt8)0x40 ).WriteUChar( (sal_uInt8)0x00 )
-         .WriteUChar( (sal_uInt8)0x05 ).WriteUChar( (sal_uInt8)0x01 )
+    pMET->WriteUChar( 0xf6 ).WriteUChar( 0x28 ).WriteUChar( 0x40 ).WriteUChar( 0x00 )
+         .WriteUChar( 0x05 ).WriteUChar( 0x01 )
          .WriteUInt32( (sal_uInt32)(aUnitsPerDecimeter.Width()) )
          .WriteUInt32( (sal_uInt32)(aUnitsPerDecimeter.Height()) )
          .WriteUInt32( (sal_uInt32)0 )
@@ -893,9 +893,9 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //  8         Geometrics
     //       0x04  Intel16
     //       0x05  Intel32
-    pMET->WriteUChar( (sal_uInt8)0x21 ).WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0x08 ).WriteUChar( (sal_uInt8)0xe0 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x8f ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x05 )
-         .WriteUChar( (sal_uInt8)0x05 );
+    pMET->WriteUChar( 0x21 ).WriteUChar( 0x07 ).WriteUChar( 0x08 ).WriteUChar( 0xe0 )
+         .WriteUChar( 0x00 ).WriteUChar( 0x8f ).WriteUChar( 0x00 ).WriteUChar( 0x05 )
+         .WriteUChar( 0x05 );
 
     //  0         0x21 Set Current Defaults
     //  1         Length of following data
@@ -903,8 +903,8 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //  3-4       Mask 0xCC0C
     //  5         Names 0x8F
     //  6-n       M11, M12, M21, M22, M41, M42   Matrix elements
-    pMET->WriteUChar( (sal_uInt8)0x21 ).WriteUChar( (sal_uInt8)0x1c ).WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0xcc )
-         .WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x8f )
+    pMET->WriteUChar( 0x21 ).WriteUChar( 0x1c ).WriteUChar( 0x07 ).WriteUChar( 0xcc )
+         .WriteUChar( 0x0c ).WriteUChar( 0x8f )
          .WriteUInt32( (sal_uInt32)0x00010000 ).WriteUInt32( (sal_uInt32)0x00000000 ).WriteUInt32( (sal_uInt32)0x00000000 )
          .WriteUInt32( (sal_uInt32)0x00010000 ).WriteUInt32( (sal_uInt32)0x00000000 ).WriteUInt32( (sal_uInt32)0x00000000 );
 
@@ -975,11 +975,11 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //       (1 byte)        - Character mix
     //       (1 byte)        - Character background mix (G=2 or 4 depending on the Geometrics
     //            parameter of Set Default Parameter Format)
-    pMET->WriteUChar( (sal_uInt8)0x21 ).WriteUChar( (sal_uInt8)0x10 ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x40 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x8f )
-         .WriteUChar( (sal_uInt8)0xaa ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 )
-         .WriteUChar( (sal_uInt8)0x44 ).WriteUChar( (sal_uInt8)0x04 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 )
-         .WriteUChar( (sal_uInt8)0xa8 ).WriteUChar( (sal_uInt8)0xaa ).WriteUChar( (sal_uInt8)0x40 ).WriteUChar( (sal_uInt8)0x44 );
+    pMET->WriteUChar( 0x21 ).WriteUChar( 0x10 ).WriteUChar( 0x02 ).WriteUChar( 0x40 )
+         .WriteUChar( 0x00 ).WriteUChar( 0x8f )
+         .WriteUChar( 0xaa ).WriteUChar( 0x02 ).WriteUChar( 0x00 ).WriteUChar( 0x00 )
+         .WriteUChar( 0x44 ).WriteUChar( 0x04 ).WriteUChar( 0x00 ).WriteUChar( 0x00 )
+         .WriteUChar( 0xa8 ).WriteUChar( 0xaa ).WriteUChar( 0x40 ).WriteUChar( 0x44 );
 
     //  0         0x21 Set Current Defaults
     //  1         Length of following data
@@ -1009,10 +1009,10 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //       (1 byte)       - Marker mix
     //       (1 byte)       - Marker background mix (G=2 or 4 depending on the Geometrics
     //            parameter of Set Default Parameter Format)
-    pMET->WriteUChar( (sal_uInt8)0x21 ).WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x40 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x8f )
-         .WriteUChar( (sal_uInt8)0x66 ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 )
-         .WriteUChar( (sal_uInt8)0x66 ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x21 ).WriteUChar( 0x0c ).WriteUChar( 0x03 ).WriteUChar( 0x40 )
+         .WriteUChar( 0x00 ).WriteUChar( 0x8f )
+         .WriteUChar( 0x66 ).WriteUChar( 0x02 ).WriteUChar( 0x00 ).WriteUChar( 0x00 )
+         .WriteUChar( 0x66 ).WriteUChar( 0x02 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
 
     //  0         0x21 Set Current Defaults
     //  1         Length of following data
@@ -1121,9 +1121,9 @@ void METWriter::WriteDataDescriptor(const GDIMetaFile *)
     //       4-7     Bit-map handle
     //       8       Lcid
     if (nNumberOfBitmaps>0) {
-        pMET->WriteUChar( (sal_uInt8)0xe7 ).WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0x80 ).WriteUChar( (sal_uInt8)0x00 );
+        pMET->WriteUChar( 0xe7 ).WriteUChar( 0x07 ).WriteUChar( 0x80 ).WriteUChar( 0x00 );
         WriteBigEndianLong(nActBitmapId);
-        pMET->WriteUChar( (sal_uInt8)0xfe );
+        pMET->WriteUChar( 0xfe );
     }
 
     UpdateFieldSize();
@@ -1152,9 +1152,9 @@ void METWriter::WillWriteOrder(sal_uInt32 nNextOrderMaximumLength)
 void METWriter::METBitBlt(Point aPt, Size aSize, const Size& rBmpSizePixel)
 {
     WillWriteOrder(46);
-    pMET->WriteUChar( (sal_uInt8)0xd6 ).WriteUChar( (sal_uInt8)44 ).WriteUInt16( (sal_uInt16)0 ).WriteUInt16( (sal_uInt16) 0x00cc );
+    pMET->WriteUChar( 0xd6 ).WriteUChar( 44 ).WriteUInt16( (sal_uInt16)0 ).WriteUInt16( (sal_uInt16) 0x00cc );
     WriteBigEndianLong(nActBitmapId++);
-    pMET->WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x02 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
     WritePoint(Point(aPt.X(),aPt.Y()+aSize.Height()));
     WritePoint(Point(aPt.X()+aSize.Width(),aPt.Y()));
     pMET->WriteUInt32( (sal_uInt32)0 ).WriteUInt32( (sal_uInt32)0 )
@@ -1167,10 +1167,10 @@ void METWriter::METSetAndPushLineInfo( const LineInfo& rLineInfo )
     sal_Int32 nWidth = OutputDevice::LogicToLogic( Size( rLineInfo.GetWidth(),0 ), aPictureMapMode, aTargetMapMode ).Width();
 
     WillWriteOrder( 8 );            // set stroke linewidth
-    pMET  ->WriteUChar( (sal_uInt8)0x15 )
-           .WriteUChar( (sal_uInt8)6 )
-           .WriteUChar( (sal_uInt8)0 )             // Flags
-           .WriteUChar( (sal_uInt8)0 )
+    pMET  ->WriteUChar( 0x15 )
+           .WriteUChar( 6 )
+           .WriteUChar( 0 )             // Flags
+           .WriteUChar( 0 )
            .WriteInt32( nWidth );
 
     if ( rLineInfo.GetStyle() != LINE_SOLID )
@@ -1201,83 +1201,83 @@ void METWriter::METSetAndPushLineInfo( const LineInfo& rLineInfo )
                 break;  // not handled -Wall
         }
         WillWriteOrder( 2 );
-        pMET->WriteUChar( (sal_uInt8)0x18 ).WriteUChar( nStyle );     // set LineType
+        pMET->WriteUChar( 0x18 ).WriteUChar( nStyle );     // set LineType
     }
 }
 
 void METWriter::METPopLineInfo( const LineInfo& rLineInfo )
 {
     WillWriteOrder( 8 );            // set stroke linewidth
-    pMET  ->WriteUChar( (sal_uInt8)0x15 )
-           .WriteUChar( (sal_uInt8)6 )
-           .WriteUChar( (sal_uInt8)0 )             // Flags
-           .WriteUChar( (sal_uInt8)0 )
+    pMET  ->WriteUChar( 0x15 )
+           .WriteUChar( 6 )
+           .WriteUChar( 0 )             // Flags
+           .WriteUChar( 0 )
            .WriteUInt32( (sal_uInt32)1 );
 
     if ( rLineInfo.GetStyle() != LINE_SOLID )
     {
         WillWriteOrder( 2 );
-        pMET->WriteUChar( (sal_uInt8)0x18 ).WriteUChar( (sal_uInt8)0 );       // set LineType
+        pMET->WriteUChar( 0x18 ).WriteUChar( 0 );       // set LineType
     }
 }
 
 void METWriter::METBeginArea(bool bBoundaryLine)
 {
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x68 );
-    if (bBoundaryLine) pMET->WriteUChar( (sal_uInt8)0xc0 );
-    else               pMET->WriteUChar( (sal_uInt8)0x80 );
+    pMET->WriteUChar( 0x68 );
+    if (bBoundaryLine) pMET->WriteUChar( 0xc0 );
+    else               pMET->WriteUChar( 0x80 );
 }
 
 
 void METWriter::METEndArea()
 {
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x60 ).WriteUChar( (sal_uInt8)0 );
+    pMET->WriteUChar( 0x60 ).WriteUChar( 0 );
 }
 
 
 void METWriter::METBeginPath(sal_uInt32 nPathId)
 {
     WillWriteOrder(8);
-    pMET->WriteUChar( (sal_uInt8)0xd0 ).WriteUChar( (sal_uInt8)6 ).WriteUInt16( (sal_uInt16) 0 ).WriteUInt32( nPathId );
+    pMET->WriteUChar( 0xd0 ).WriteUChar( 6 ).WriteUInt16( (sal_uInt16) 0 ).WriteUInt32( nPathId );
 }
 
 
 void METWriter::METEndPath()
 {
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x7f ).WriteUChar( (sal_uInt8)0 );
+    pMET->WriteUChar( 0x7f ).WriteUChar( 0 );
 }
 
 
 void METWriter::METFillPath(sal_uInt32 nPathId)
 {
     WillWriteOrder(8);
-    pMET->WriteUChar( (sal_uInt8)0xd7 ).WriteUChar( (sal_uInt8)6 )
-         .WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0 ).WriteUInt32( nPathId );
+    pMET->WriteUChar( 0xd7 ).WriteUChar( 6 )
+         .WriteUChar( 0x00 ).WriteUChar( 0 ).WriteUInt32( nPathId );
 }
 
 
 void METWriter::METOutlinePath(sal_uInt32 nPathId)
 {
     WillWriteOrder(8);
-    pMET->WriteUChar( (sal_uInt8)0xd4 ).WriteUChar( (sal_uInt8)6 )
-         .WriteUChar( (sal_uInt8)0 ).WriteUChar( (sal_uInt8)0 ).WriteUInt32( nPathId );
+    pMET->WriteUChar( 0xd4 ).WriteUChar( 6 )
+         .WriteUChar( 0 ).WriteUChar( 0 ).WriteUInt32( nPathId );
 }
 
 
 void METWriter::METCloseFigure()
 {
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x7d ).WriteUChar( (sal_uInt8)0 );
+    pMET->WriteUChar( 0x7d ).WriteUChar( 0 );
 }
 
 
 void METWriter::METMove(Point aPt)
 {
     WillWriteOrder(10);
-    pMET->WriteUChar( (sal_uInt8)0x21 ).WriteUChar( (sal_uInt8)8 );
+    pMET->WriteUChar( 0x21 ).WriteUChar( 8 );
     WritePoint(aPt);
 }
 
@@ -1285,7 +1285,7 @@ void METWriter::METMove(Point aPt)
 void METWriter::METLine(Point aPt1, Point aPt2)
 {
     WillWriteOrder(18);
-    pMET->WriteUChar( (sal_uInt8)0xc1 ).WriteUChar( (sal_uInt8)16 );
+    pMET->WriteUChar( 0xc1 ).WriteUChar( 16 );
     WritePoint(aPt1); WritePoint(aPt2);
 }
 
@@ -1302,13 +1302,13 @@ void METWriter::METLine(const Polygon & rPolygon)
         if (nOrderPoints>30) nOrderPoints=30;
         WillWriteOrder(nOrderPoints*8+2);
         if (bFirstOrder) {
-            pMET->WriteUChar( (sal_uInt8)0xc1 ); // Line at given pos
+            pMET->WriteUChar( 0xc1 ); // Line at given pos
             bFirstOrder=false;
         }
         else {
-            pMET->WriteUChar( (sal_uInt8)0x81 ); // Line at current pos
+            pMET->WriteUChar( 0x81 ); // Line at current pos
         }
-        pMET->WriteUChar( (sal_uInt8)(nOrderPoints*8) );
+        pMET->WriteUChar( (nOrderPoints*8) );
         for (j=0; j<nOrderPoints; j++) WritePoint(rPolygon.GetPoint(i++));
     }
 }
@@ -1328,7 +1328,7 @@ void METWriter::METLine(const PolyPolygon & rPolyPolygon)
 void METWriter::METLineAtCurPos(Point aPt)
 {
     WillWriteOrder(10);
-    pMET->WriteUChar( (sal_uInt8)0x81 ).WriteUChar( (sal_uInt8)8 );
+    pMET->WriteUChar( 0x81 ).WriteUChar( 8 );
     WritePoint(aPt);
 }
 
@@ -1341,7 +1341,7 @@ void METWriter::METBox(bool bFill, bool bBoundary,
     if (bBoundary) nFlags|=0x20;
 
     WillWriteOrder(28);
-    pMET->WriteUChar( (sal_uInt8)0xc0 ).WriteUChar( (sal_uInt8)26 ).WriteUChar( nFlags ).WriteUChar( (sal_uInt8)0 );
+    pMET->WriteUChar( 0xc0 ).WriteUChar( 26 ).WriteUChar( nFlags ).WriteUChar( 0 );
     WritePoint(aRect.BottomLeft());
     WritePoint(aRect.TopRight());
     pMET->WriteUInt32( nHAxis ).WriteUInt32( nVAxis );
@@ -1351,7 +1351,7 @@ void METWriter::METBox(bool bFill, bool bBoundary,
 void METWriter::METFullArc(Point aCenter, double fMultiplier)
 {
     WillWriteOrder(14);
-    pMET->WriteUChar( (sal_uInt8)0xc7 ).WriteUChar( (sal_uInt8)12 );
+    pMET->WriteUChar( 0xc7 ).WriteUChar( 12 );
     WritePoint(aCenter);
     pMET->WriteInt32( (sal_Int32)(fMultiplier*65536.0+0.5) );
 }
@@ -1367,7 +1367,7 @@ void METWriter::METPartialArcAtCurPos(Point aCenter, double fMultiplier,
     while (fSweepAngle>360.0) fSweepAngle-=360.0;
     while (fSweepAngle<.00) fSweepAngle+=360.0;
     WillWriteOrder(22);
-    pMET->WriteUChar( (sal_uInt8)0xa3 ).WriteUChar( (sal_uInt8)20 );
+    pMET->WriteUChar( 0xa3 ).WriteUChar( 20 );
     WritePoint(aCenter);
     pMET->WriteInt32( (sal_Int32)(fMultiplier*65536.0+0.5) );
     pMET->WriteInt32( (sal_Int32)(fStartAngle*65536.0+0.5) );
@@ -1381,18 +1381,18 @@ void METWriter::METChrStr( Point aPt, const OUString& aUniStr )
         osl_getThreadTextEncoding()));
     sal_uInt16 nLen = aStr.getLength();
     WillWriteOrder( 11 + nLen );
-    pMET->WriteUChar( (sal_uInt8)0xc3 ).WriteUChar( (sal_uInt8)( 9 + nLen ) );
+    pMET->WriteUChar( 0xc3 ).WriteUChar( ( 9 + nLen ) );
     WritePoint(aPt);
     for (sal_uInt16 i = 0; i < nLen; ++i)
         pMET->WriteChar( aStr[i] );
-    pMET->WriteUChar( (sal_uInt8)0 );
+    pMET->WriteUChar( 0 );
 }
 
 
 void METWriter::METSetArcParams(sal_Int32 nP, sal_Int32 nQ, sal_Int32 nR, sal_Int32 nS)
 {
     WillWriteOrder(18);
-    pMET->WriteUChar( (sal_uInt8)0x22 ).WriteUChar( (sal_uInt8)16 ).WriteInt32( nP ).WriteInt32( nQ ).WriteInt32( nR ).WriteInt32( nS );
+    pMET->WriteUChar( 0x22 ).WriteUChar( 16 ).WriteInt32( nP ).WriteInt32( nQ ).WriteInt32( nR ).WriteInt32( nS );
 }
 
 
@@ -1402,10 +1402,10 @@ void METWriter::METSetColor(Color aColor)
     aMETColor=aColor;
 
     WillWriteOrder(6);
-    pMET->WriteUChar( (sal_uInt8)0xa6 ).WriteUChar( (sal_uInt8)4 ).WriteUChar( (sal_uInt8)0 )
-         .WriteUChar( (sal_uInt8)(aColor.GetBlue()) )
-         .WriteUChar( (sal_uInt8)(aColor.GetGreen()) )
-         .WriteUChar( (sal_uInt8)(aColor.GetRed()) );
+    pMET->WriteUChar( 0xa6 ).WriteUChar( 4 ).WriteUChar( 0 )
+         .WriteUChar( (aColor.GetBlue()) )
+         .WriteUChar( (aColor.GetGreen()) )
+         .WriteUChar( (aColor.GetRed()) );
 }
 
 
@@ -1415,10 +1415,10 @@ void METWriter::METSetBackgroundColor(Color aColor)
     aMETBackgroundColor=aColor;
 
     WillWriteOrder(6);
-    pMET->WriteUChar( (sal_uInt8)0xa7 ).WriteUChar( (sal_uInt8)4 ).WriteUChar( (sal_uInt8)0 )
-         .WriteUChar( (sal_uInt8)(aColor.GetBlue()) )
-         .WriteUChar( (sal_uInt8)(aColor.GetGreen()) )
-         .WriteUChar( (sal_uInt8)(aColor.GetRed()) );
+    pMET->WriteUChar( 0xa7 ).WriteUChar( 4 ).WriteUChar( 0 )
+         .WriteUChar( (aColor.GetBlue()) )
+         .WriteUChar( (aColor.GetGreen()) )
+         .WriteUChar( (aColor.GetRed()) );
 }
 
 void METWriter::METSetMix(RasterOp eROP)
@@ -1438,7 +1438,7 @@ void METWriter::METSetMix(RasterOp eROP)
     }
 
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( nMix );
+    pMET->WriteUChar( 0x0c ).WriteUChar( nMix );
 }
 
 
@@ -1450,7 +1450,7 @@ void METWriter::METSetChrCellSize(Size aSize)
     aMETChrCellSize=aSize;
     WillWriteOrder(10);
     if (aSize.Width()==0) aSize.Width()=aSize.Height();
-    pMET->WriteUChar( (sal_uInt8)0x33 ).WriteUChar( (sal_uInt8)8 ).WriteInt32( (sal_Int32)aSize.Width() ).WriteInt32( (sal_Int32)aSize.Height() );
+    pMET->WriteUChar( 0x33 ).WriteUChar( 8 ).WriteInt32( (sal_Int32)aSize.Width() ).WriteInt32( (sal_Int32)aSize.Height() );
 }
 
 
@@ -1474,7 +1474,7 @@ void METWriter::METSetChrAngle(short nAngle)
     }
 
     WillWriteOrder(10);
-    pMET->WriteUChar( (sal_uInt8)0x34 ).WriteUChar( (sal_uInt8)8 ).WriteInt32( nax ).WriteInt32( nay );
+    pMET->WriteUChar( 0x34 ).WriteUChar( 8 ).WriteInt32( nax ).WriteInt32( nay );
 }
 
 
@@ -1485,7 +1485,7 @@ void METWriter::METSetChrSet(sal_uInt8 nSet)
 
     nMETChrSet=nSet;
     WillWriteOrder(2);
-    pMET->WriteUChar( (sal_uInt8)0x38 ).WriteUChar( nSet );
+    pMET->WriteUChar( 0x38 ).WriteUChar( nSet );
 }
 
 
@@ -2348,18 +2348,18 @@ void METWriter::WriteObjectEnvironmentGroup(const GDIMetaFile * pMTF)
     //--- The Field 'Map Color Attribute Table':
     WriteFieldIntroducer(22,MapColAtrMagic,0,0);
     WriteBigEndianShort(0x000e);
-    pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x84 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x0c ).WriteUChar( 0x02 ).WriteUChar( 0x84 ).WriteUChar( 0x00 );
     WriteFieldId(4);
 
     //--- The first Field 'Map Coded Font':
     WriteFieldIntroducer(32,MapCodFntMagic,0,0);
     WriteBigEndianShort(0x0018);
-    pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x84 ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0xff ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0x04 ).WriteUChar( (sal_uInt8)0x24 ).WriteUChar( (sal_uInt8)0x05 ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0x06 ).WriteUChar( (sal_uInt8)0x20 );
-    pMET->WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x97 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0xb5 );
+    pMET->WriteUChar( 0x0c ).WriteUChar( 0x02 ).WriteUChar( 0x84 ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0xff ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0x04 ).WriteUChar( 0x24 ).WriteUChar( 0x05 ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0x06 ).WriteUChar( 0x20 );
+    pMET->WriteUChar( 0x03 ).WriteUChar( 0x97 ).WriteUChar( 0x01 ).WriteUChar( 0xb5 );
 
     //--- The additional Fields 'Map Coded Font':
     CreateChrSets(pMTF);
@@ -2371,9 +2371,9 @@ void METWriter::WriteObjectEnvironmentGroup(const GDIMetaFile * pMTF)
     {
         WriteFieldIntroducer(29,MapDatResMagic,0,0);
         WriteBigEndianShort(0x0015);
-        pMET->WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x02 ).WriteUChar( (sal_uInt8)0x84 ).WriteUChar( (sal_uInt8)0x00 );
+        pMET->WriteUChar( 0x0c ).WriteUChar( 0x02 ).WriteUChar( 0x84 ).WriteUChar( 0x00 );
         WriteFieldId(nId);
-        pMET->WriteUChar( (sal_uInt8)0x07 ).WriteUChar( (sal_uInt8)0x22 ).WriteUChar( (sal_uInt8)0x10 );
+        pMET->WriteUChar( 0x07 ).WriteUChar( 0x22 ).WriteUChar( 0x10 );
         pMET->WriteUInt32( (sal_uInt32)nId );
         nId++;
     }
@@ -2412,8 +2412,8 @@ void METWriter::WriteGraphicsObject(const GDIMetaFile * pMTF)
     nNumberOfDataFields++;
 
     // now at first we write the head of the segment:
-    pMET->WriteUChar( (sal_uInt8)0x70 ).WriteUChar( (sal_uInt8)0x0e ).WriteUInt32( (sal_uInt32)0 );
-    pMET->WriteUChar( (sal_uInt8)0x70 ).WriteUChar( (sal_uInt8)0x10 ); // Flags
+    pMET->WriteUChar( 0x70 ).WriteUChar( 0x0e ).WriteUInt32( (sal_uInt32)0 );
+    pMET->WriteUChar( 0x70 ).WriteUChar( 0x10 ); // Flags
     pMET->WriteUInt16( (sal_uInt16)0 ); // Lo-Word of the length of the segment data  (Big Endian)
     pMET->WriteUInt32( (sal_uInt32)0 );  // Reserved
     pMET->WriteUInt16( (sal_uInt16)0 ); // Hi-Word of the length of the segment (Big Endian) (Ohh Ohh OS2)
@@ -2479,10 +2479,10 @@ void METWriter::WriteDocument(const GDIMetaFile * pMTF)
     //--- The Field 'Begin Document':
     WriteFieldIntroducer(0,BegDocumnMagic,0,0);
     WriteFieldId(1);
-    pMET->WriteUChar( (sal_uInt8)0x00 ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0x05 ).WriteUChar( (sal_uInt8)0x18 ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x0c ).WriteUChar( (sal_uInt8)0x00 );
-    pMET->WriteUChar( (sal_uInt8)0x06 ).WriteUChar( (sal_uInt8)0x01 ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0xd4 ).WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x52 );
-    pMET->WriteUChar( (sal_uInt8)0x03 ).WriteUChar( (sal_uInt8)0x65 ).WriteUChar( (sal_uInt8)0x00 );
+    pMET->WriteUChar( 0x00 ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0x05 ).WriteUChar( 0x18 ).WriteUChar( 0x03 ).WriteUChar( 0x0c ).WriteUChar( 0x00 );
+    pMET->WriteUChar( 0x06 ).WriteUChar( 0x01 ).WriteUChar( 0x03 ).WriteUChar( 0xd4 ).WriteUChar( 0x03 ).WriteUChar( 0x52 );
+    pMET->WriteUChar( 0x03 ).WriteUChar( 0x65 ).WriteUChar( 0x00 );
     UpdateFieldSize();
 
     //--- The Content:
diff --git a/filter/source/graphicfilter/epbm/epbm.cxx b/filter/source/graphicfilter/epbm/epbm.cxx
index f0b575ecb698..5919b9a18382 100644
--- a/filter/source/graphicfilter/epbm/epbm.cxx
+++ b/filter/source/graphicfilter/epbm/epbm.cxx
@@ -128,9 +128,9 @@ bool PBMWriter::ImplWriteHeader()
             m_rOStm.WriteCharPtr( "P1\x0a" );
 
         ImplWriteNumber( mnWidth );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( mnHeight );
-        m_rOStm.WriteUChar( (sal_uInt8)10 );
+        m_rOStm.WriteUChar( 10 );
     }
     else mbStatus = false;
     return mbStatus;
@@ -155,7 +155,7 @@ void PBMWriter::ImplWriteBody()
                     m_rOStm.WriteUChar( nBYTE );
             }
             if ( ( x & 7 ) != 0 )
-                m_rOStm.WriteUChar( (sal_uInt8)( nBYTE << ( ( x ^ 7 ) + 1 ) ) );
+                m_rOStm.WriteUChar( ( nBYTE << ( ( x ^ 7 ) + 1 ) ) );
         }
     }
     else
@@ -169,11 +169,11 @@ void PBMWriter::ImplWriteBody()
                 if (!( --nxCount ) )
                 {
                     nxCount = 69;
-                    m_rOStm.WriteUChar( (sal_uInt8)10 );
+                    m_rOStm.WriteUChar( 10 );
                 }
-                m_rOStm.WriteUChar( (sal_uInt8)( ( mpAcc->GetPixelIndex( y, x ) ^ 1 ) + '0' ) ) ;
+                m_rOStm.WriteUChar( ( ( mpAcc->GetPixelIndex( y, x ) ^ 1 ) + '0' ) ) ;
             }
-            m_rOStm.WriteUChar( (sal_uInt8)10 );
+            m_rOStm.WriteUChar( 10 );
         }
     }
 }
diff --git a/filter/source/graphicfilter/epgm/epgm.cxx b/filter/source/graphicfilter/epgm/epgm.cxx
index c1d31b401069..fcd65b891ed4 100644
--- a/filter/source/graphicfilter/epgm/epgm.cxx
+++ b/filter/source/graphicfilter/epgm/epgm.cxx
@@ -124,11 +124,11 @@ bool PGMWriter::ImplWriteHeader()
             m_rOStm.WriteCharPtr( "P2\x0a" );
 
         ImplWriteNumber( mnWidth );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( mnHeight );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( 255 );         // max. gray value
-        m_rOStm.WriteUChar( (sal_uInt8)10 );
+        m_rOStm.WriteUChar( 10 );
     }
     else
         mbStatus = false;
@@ -161,18 +161,18 @@ void PGMWriter::ImplWriteBody()
                 if ( nCount < 0 )
                 {
                     nCount = 69;
-                    m_rOStm.WriteUChar( (sal_uInt8)10 );
+                    m_rOStm.WriteUChar( 10 );
                 }
                 nDat = mpAcc->GetPixelIndex( y, x );
                 nNumb = nDat / 100;
                 if ( nNumb )
                 {
-                    m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                    m_rOStm.WriteUChar( ( nNumb + '0' ) );
                     nDat -= ( nNumb * 100 );
                     nNumb = nDat / 10;
-                    m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                    m_rOStm.WriteUChar( ( nNumb + '0' ) );
                     nDat -= ( nNumb * 10 );
-                    m_rOStm.WriteUChar( (sal_uInt8)( nDat + '0' ) );
+                    m_rOStm.WriteUChar( ( nDat + '0' ) );
                     nCount -= 4;
                 }
                 else
@@ -180,20 +180,20 @@ void PGMWriter::ImplWriteBody()
                     nNumb = nDat / 10;
                     if ( nNumb )
                     {
-                        m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                        m_rOStm.WriteUChar( ( nNumb + '0' ) );
                         nDat -= ( nNumb * 10 );
-                        m_rOStm.WriteUChar( (sal_uInt8)( nDat + '0' ) );
+                        m_rOStm.WriteUChar( ( nDat + '0' ) );
                         nCount -= 3;
                     }
                     else
                     {
-                        m_rOStm.WriteUChar( (sal_uInt8)( nDat + '0' ) );
+                        m_rOStm.WriteUChar( ( nDat + '0' ) );
                         nCount -= 2;
                     }
                 }
-                m_rOStm.WriteUChar( (sal_uInt8)' ' );
+                m_rOStm.WriteUChar( ' ' );
             }
-            m_rOStm.WriteUChar( (sal_uInt8)10 );
+            m_rOStm.WriteUChar( 10 );
         }
     }
 }
diff --git a/filter/source/graphicfilter/epict/epict.cxx b/filter/source/graphicfilter/epict/epict.cxx
index 9a44f45276be..e3606deaa34a 100644
--- a/filter/source/graphicfilter/epict/epict.cxx
+++ b/filter/source/graphicfilter/epict/epict.cxx
@@ -462,7 +462,7 @@ void PictWriter::WriteOpcode_TxFace(const vcl::Font & rFont)
     if (rFont.IsShadow())               nFace|=0x10;
 
     if (bDstTxFaceValid==false || nDstTxFace!=nFace) {
-        pPict->WriteUInt16( (sal_uInt16)0x0004 ).WriteUChar( nFace ).WriteUChar( (sal_uInt8)0 );
+        pPict->WriteUInt16( (sal_uInt16)0x0004 ).WriteUChar( nFace ).WriteUChar( 0 );
         nDstTxFace=nFace;
         bDstTxFaceValid=true;
     }
@@ -656,20 +656,20 @@ void PictWriter::WriteOpcode_Text(const Point & rPoint, const OUString& rString,
     }
     else if (dv==0)
     {
-        pPict->WriteUInt16( (sal_uInt16)0x0029 ).WriteUChar( (sal_uInt8)dh );
+        pPict->WriteUInt16( (sal_uInt16)0x0029 ).WriteUChar( dh );
     }
     else if (dh==0)
     {
-        pPict->WriteUInt16( (sal_uInt16)0x002a ).WriteUChar( (sal_uInt8)dv );
+        pPict->WriteUInt16( (sal_uInt16)0x002a ).WriteUChar( dv );
     }
     else
     {
-        pPict->WriteUInt16( (sal_uInt16)0x002b ).WriteUChar( (sal_uInt8)dh ).WriteUChar( (sal_uInt8)dv );
+        pPict->WriteUInt16( (sal_uInt16)0x002b ).WriteUChar( dh ).WriteUChar( dv );
     }
 
     WriteString( rString );
     if (((pPict->Tell()-nPos)&1)!=0)
-        pPict->WriteUChar( (sal_uInt8)0 );
+        pPict->WriteUChar( 0 );
 
     aDstTextPosition = aPoint;
     bDstTextPositionValid=true;
@@ -697,7 +697,7 @@ void PictWriter::WriteOpcode_FontName(const vcl::Font & rFont)
             pPict->WriteUInt16( (sal_uInt16)0x002c ).WriteUInt16( nDataLen ).WriteUInt16( nFontId );
             WriteString( rFont.GetName() );
             if ( ( nFontNameLen & 1 ) == 0 )
-                pPict->WriteUChar( (sal_uInt8)0 );
+                pPict->WriteUChar( 0 );
         }
         pPict->WriteUInt16( (sal_uInt16)0x0003 ).WriteUInt16( nFontId );
         aDstFontName=rFont.GetName();
@@ -955,10 +955,10 @@ void PictWriter::WriteOpcode_BitsRect(const Point & rPoint, const Size & rSize,
         {                                   // don't pack
             for ( ny = 0; ny < nHeight; ny++ )
             {
-                pPict->WriteUChar( (sal_uInt8)0 );
-                pPict->WriteUChar( (sal_uInt8)pAcc->GetPixel( ny, 0 ).GetRed() );
-                pPict->WriteUChar( (sal_uInt8)pAcc->GetPixel( ny, 0 ).GetGreen() );
-                pPict->WriteUChar( (sal_uInt8)pAcc->GetPixel( ny, 0 ).GetBlue() );
+                pPict->WriteUChar( 0 );
+                pPict->WriteUChar( pAcc->GetPixel( ny, 0 ).GetRed() );
+                pPict->WriteUChar( pAcc->GetPixel( ny, 0 ).GetGreen() );
+                pPict->WriteUChar( pAcc->GetPixel( ny, 0 ).GetBlue() );
                 // count percentages, Callback, check errors:
                 nActBitmapPercent = ( ny * 70 / nHeight ) + 30; // (30% already added up to the writing of the Win-BMP file)
                 MayCallback();
@@ -990,7 +990,7 @@ void PictWriter::WriteOpcode_BitsRect(const Point & rPoint, const Size & rSize,
                 if ( nDstRowBytes > 250 )
                     pPict->WriteUInt16( (sal_uInt16)0 );
                 else
-                    pPict->WriteUChar( (sal_uInt8)0 );
+                    pPict->WriteUChar( 0 );
 
                 // loop trough components:
                 for ( nc = 0; nc < 4; nc++ )
@@ -1185,7 +1185,7 @@ void PictWriter::WriteOpcode_BitsRect(const Point & rPoint, const Size & rSize,
                 if ( nDstRowBytes > 250 )
                     pPict->WriteUInt16( (sal_uInt16)0 );
                 else
-                    pPict->WriteUChar( (sal_uInt8)0 );
+                    pPict->WriteUChar( 0 );
 
                 // loop trough bytes of the row:
                 nx=0;
@@ -1261,7 +1261,7 @@ void PictWriter::WriteOpcode_BitsRect(const Point & rPoint, const Size & rSize,
 
     // Map-Data has to be an even number of bytes:
     if ( ( ( pPict->Tell() - nDstMapPos ) & 1 ) != 0 )
-        pPict->WriteUChar( (sal_uInt8)0 );
+        pPict->WriteUChar( 0 );
 
     // counting Bitmaps:
     nWrittenBitmaps++;
diff --git a/filter/source/graphicfilter/eppm/eppm.cxx b/filter/source/graphicfilter/eppm/eppm.cxx
index 2018a9df4355..7bfde7bdd4b4 100644
--- a/filter/source/graphicfilter/eppm/eppm.cxx
+++ b/filter/source/graphicfilter/eppm/eppm.cxx
@@ -126,11 +126,11 @@ bool PPMWriter::ImplWriteHeader()
             m_rOStm.WriteCharPtr( "P3\x0a" );
 
         ImplWriteNumber( mnWidth );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( mnHeight );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( 255 );         // max. col.
-        m_rOStm.WriteUChar( (sal_uInt8)10 );
+        m_rOStm.WriteUChar( 10 );
     }
     else
         mbStatus = false;
@@ -166,7 +166,7 @@ void PPMWriter::ImplWriteBody()
                 if ( nCount < 0 )
                 {
                     nCount = 69;
-                    m_rOStm.WriteUChar( (sal_uInt8)10 );
+                    m_rOStm.WriteUChar( 10 );
                 }
                 nDat[0] = mpAcc->GetPixel( y, x ).GetRed();
                 nDat[1] = mpAcc->GetPixel( y, x ).GetGreen();
@@ -176,12 +176,12 @@ void PPMWriter::ImplWriteBody()
                     nNumb = nDat[ i ] / 100;
                     if ( nNumb )
                     {
-                        m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                        m_rOStm.WriteUChar( ( nNumb + '0' ) );
                         nDat[ i ] -= ( nNumb * 100 );
                         nNumb = nDat[ i ] / 10;
-                        m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                        m_rOStm.WriteUChar( ( nNumb + '0' ) );
                         nDat[ i ] -= ( nNumb * 10 );
-                        m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
+                        m_rOStm.WriteUChar( ( nDat[ i ] + '0' ) );
                         nCount -= 4;
                     }
                     else
@@ -189,21 +189,21 @@ void PPMWriter::ImplWriteBody()
                         nNumb = nDat[ i ] / 10;
                         if ( nNumb )
                         {
-                            m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
+                            m_rOStm.WriteUChar( ( nNumb + '0' ) );
                             nDat[ i ] -= ( nNumb * 10 );
-                            m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
+                            m_rOStm.WriteUChar( ( nDat[ i ] + '0' ) );
                             nCount -= 3;
                         }
                         else
                         {
-                            m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
+                            m_rOStm.WriteUChar( ( nDat[ i ] + '0' ) );
                             nCount -= 2;
                         }
                     }
-                    m_rOStm.WriteUChar( (sal_uInt8)' ' );
+                    m_rOStm.WriteUChar( ' ' );
                 }
             }
-            m_rOStm.WriteUChar( (sal_uInt8)10 );
+            m_rOStm.WriteUChar( 10 );
         }
     }
 }
diff --git a/filter/source/graphicfilter/eps/eps.cxx b/filter/source/graphicfilter/eps/eps.cxx
index 28f7fa1afc32..35e5f391242d 100644
--- a/filter/source/graphicfilter/eps/eps.cxx
+++ b/filter/source/graphicfilter/eps/eps.cxx
@@ -1537,7 +1537,7 @@ void PSWriter::ImplRect( const Rectangle & rRect )
         mpPS->WriteCharPtr( "neg 0 rl " );
         ImplClosePathDraw();
     }
-    mpPS->WriteUChar( (sal_uInt8)10 );
+    mpPS->WriteUChar( 10 );
     mnCursorPos = 0;
 }
 
@@ -1899,7 +1899,7 @@ void PSWriter::ImplBmp( Bitmap* pBitmap, Bitmap* pMaskBitmap, const Point & rPoi
                     ImplWriteHexByte( pAcc->GetPixelIndex( y, x ) );
                 }
             }
-            mpPS->WriteUChar( (sal_uInt8)10 );
+            mpPS->WriteUChar( 10 );
         }
         else    // Level 2
         {
@@ -2238,7 +2238,7 @@ void PSWriter::ImplSetAttrForText( const Point& rPoint )
 
 void PSWriter::ImplDefineFont( const char* pOriginalName, const char* pItalic )
 {
-    mpPS->WriteUChar( (sal_uInt8)'/' );             //convert the font pOriginalName using ISOLatin1Encoding
+    mpPS->WriteUChar( '/' );             //convert the font pOriginalName using ISOLatin1Encoding
     mpPS->WriteCharPtr( pOriginalName );
     switch ( maFont.GetWeight() )
     {
@@ -2391,18 +2391,18 @@ inline void PSWriter::ImplExecMode( sal_uLong nMode )
         if ( mnCursorPos >= PS_LINESIZE )
         {
             mnCursorPos = 0;
-            mpPS->WriteUChar( (sal_uInt8)0xa );
+            mpPS->WriteUChar( 0xa );
             return;
         }
     }
     if ( nMode & PS_SPACE )
     {
-            mpPS->WriteUChar( (sal_uInt8)32 );
+            mpPS->WriteUChar( 32 );
             mnCursorPos++;
     }
     if ( nMode & PS_RET )
     {
-        mpPS->WriteUChar( (sal_uInt8)0xa );
+        mpPS->WriteUChar( 0xa );
         mnCursorPos = 0;
     }
 }
@@ -2414,7 +2414,7 @@ inline void PSWriter::ImplWriteLine( const char* pString, sal_uLong nMode )
     sal_uLong i = 0;
     while ( pString[ i ] )
     {
-        mpPS->WriteUChar( (sal_uInt8)pString[ i++ ] );
+        mpPS->WriteUChar( pString[ i++ ] );
     }
     mnCursorPos += i;
     ImplExecMode( nMode );
@@ -2542,7 +2542,7 @@ void PSWriter::ImplWriteDouble( double fNumber, sal_uLong nMode )
     if ( nATemp )
     {
         int zCount = 0;
-        mpPS->WriteUChar( (sal_uInt8)'.' );
+        mpPS->WriteUChar( '.' );
         mnCursorPos++;
         const OString aNumber2(OString::number(nATemp));
 
@@ -2552,7 +2552,7 @@ void PSWriter::ImplWriteDouble( double fNumber, sal_uLong nMode )
             mnCursorPos += 6 - nLen;
             for ( n = 0; n < ( 5 - nLen ); n++ )
             {
-                mpPS->WriteUChar( (sal_uInt8)'0' );
+                mpPS->WriteUChar( '0' );
             }
         }
         mnCursorPos += nLen;
@@ -2577,7 +2577,7 @@ void PSWriter::ImplWriteF( sal_Int32 nNumber, sal_uLong nCount, sal_uLong nMode
 {
     if ( nNumber < 0 )
     {
-        mpPS->WriteUChar( (sal_uInt8)'-' );
+        mpPS->WriteUChar( '-' );
         nNumber = -nNumber;
         mnCursorPos++;
     }
@@ -2586,15 +2586,15 @@ void PSWriter::ImplWriteF( sal_Int32 nNumber, sal_uLong nCount, sal_uLong nMode
     long nStSize =  ( nCount + 1 ) - nLen;
     if ( nStSize >= 1 )
     {
-        mpPS->WriteUChar( (sal_uInt8)'0' );
+        mpPS->WriteUChar( '0' );
         mnCursorPos++;
     }
     if ( nStSize >= 2 )
     {
-        mpPS->WriteUChar( (sal_uInt8)'.' );
+        mpPS->WriteUChar( '.' );
         for ( long i = 1; i < nStSize; i++ )
         {
-            mpPS->WriteUChar( (sal_uInt8)'0' );
+            mpPS->WriteUChar( '0' );
             mnCursorPos++;
         }
     }
@@ -2603,7 +2603,7 @@ void PSWriter::ImplWriteF( sal_Int32 nNumber, sal_uLong nCount, sal_uLong nMode
     {
         if ( n == nLen - nCount )
         {
-            mpPS->WriteUChar( (sal_uInt8)'.' );
+            mpPS->WriteUChar( '.' );
             mnCursorPos++;
         }
         mpPS->WriteChar( aScaleFactor[n] );
@@ -2625,14 +2625,14 @@ void PSWriter::ImplWriteByte( sal_uInt8 nNumb, sal_uLong nMode )
 void PSWriter::ImplWriteHexByte( sal_uInt8 nNumb, sal_uLong nMode )
 {
     if ( ( nNumb >> 4 ) > 9 )
-        mpPS->WriteUChar( (sal_uInt8)( ( nNumb >> 4 ) + 'A' - 10 ) );
+        mpPS->WriteUChar( ( ( nNumb >> 4 ) + 'A' - 10 ) );
     else
-        mpPS->WriteUChar( (sal_uInt8)( ( nNumb >> 4 ) + '0' ) );
+        mpPS->WriteUChar( ( ( nNumb >> 4 ) + '0' ) );
 
     if ( ( nNumb & 0xf ) > 9 )
-        mpPS->WriteUChar( (sal_uInt8)( ( nNumb & 0xf ) + 'A' - 10 ) );
+        mpPS->WriteUChar( ( ( nNumb & 0xf ) + 'A' - 10 ) );
     else
-        mpPS->WriteUChar( (sal_uInt8)( ( nNumb & 0xf ) + '0' ) );
+        mpPS->WriteUChar( ( ( nNumb & 0xf ) + '0' ) );
     mnCursorPos += 2;
     ImplExecMode( nMode );
 }
diff --git a/filter/source/graphicfilter/eras/eras.cxx b/filter/source/graphicfilter/eras/eras.cxx
index d9bf00f4c997..8b230668faf5 100644
--- a/filter/source/graphicfilter/eras/eras.cxx
+++ b/filter/source/graphicfilter/eras/eras.cxx
@@ -249,15 +249,15 @@ void RASWriter::ImplPutByte( sal_uInt8 nPutThis )
         {
             if ( mnRepCount == 0 )
             {
-                m_rOStm.WriteUChar( (sal_uInt8)mnRepVal );
+                m_rOStm.WriteUChar( mnRepVal );
                 if ( mnRepVal == 0x80 )
-                    m_rOStm.WriteUChar( (sal_uInt8)0 );
+                    m_rOStm.WriteUChar( 0 );
             }
             else
             {
-                m_rOStm.WriteUChar( (sal_uInt8)0x80 );
-                m_rOStm.WriteUChar( (sal_uInt8)mnRepCount );
-                m_rOStm.WriteUChar( (sal_uInt8)mnRepVal );
+                m_rOStm.WriteUChar( 0x80 );
+                m_rOStm.WriteUChar( mnRepCount );
+                m_rOStm.WriteUChar( mnRepVal );
             }
             mnRepVal = nPutThis;
             mnRepCount = 0;
diff --git a/filter/source/graphicfilter/etiff/etiff.cxx b/filter/source/graphicfilter/etiff/etiff.cxx
index 5bc8fa1408f0..031918bec64a 100644
--- a/filter/source/graphicfilter/etiff/etiff.cxx
+++ b/filter/source/graphicfilter/etiff/etiff.cxx
@@ -506,13 +506,13 @@ inline void TIFFWriter::WriteBits( sal_uInt16 nCode, sal_uInt16 nCodeLen )
     nOffset -= nCodeLen;
     while ( nOffset < 24 )
     {
-        m_rOStm.WriteUChar( (sal_uInt8)( dwShift >> 24 ) );
+        m_rOStm.WriteUChar( ( dwShift >> 24 ) );
         dwShift <<= 8;
         nOffset += 8;
     }
     if ( nCode == 257 && nOffset != 32 )
     {
-        m_rOStm.WriteUChar( (sal_uInt8)( dwShift >> 24 ) );
+        m_rOStm.WriteUChar( ( dwShift >> 24 ) );
     }
 }
 
diff --git a/filter/source/graphicfilter/expm/expm.cxx b/filter/source/graphicfilter/expm/expm.cxx
index 3bc25d585329..3b5fd5bd1c33 100644
--- a/filter/source/graphicfilter/expm/expm.cxx
+++ b/filter/source/graphicfilter/expm/expm.cxx
@@ -154,11 +154,11 @@ bool XPMWriter::ImplWriteHeader()
     {
         m_rOStm.WriteCharPtr( "/* XPM */\x0astatic char * image[] = \x0a{\x0a\x22" );
         ImplWriteNumber( mnWidth );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( mnHeight );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( mnColors );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         ImplWriteNumber( ( mnColors > 26 ) ? 2 : 1 );
         m_rOStm.WriteCharPtr( "\x22,\x0a" );
     }
@@ -178,7 +178,7 @@ void XPMWriter::ImplWritePalette()
     {
         m_rOStm.WriteCharPtr( "\x22" );
         ImplWritePixel( i );
-        m_rOStm.WriteUChar( (sal_uInt8)32 );
+        m_rOStm.WriteUChar( 32 );
         if ( nTransIndex != i )
         {
             ImplWriteColor( i );
@@ -196,7 +196,7 @@ void XPMWriter::ImplWriteBody()
     for ( sal_uLong y = 0; y < mnHeight; y++ )
     {
         ImplCallback( (sal_uInt16)( ( 100 * y ) / mnHeight ) );         // processing output in percent
-        m_rOStm.WriteUChar( (sal_uInt8)0x22 );
+        m_rOStm.WriteUChar( 0x22 );
         for ( sal_uLong x = 0; x < mnWidth; x++ )
         {
             ImplWritePixel( mpAcc->GetPixelIndex( y, x ) );
@@ -221,11 +221,11 @@ void XPMWriter::ImplWritePixel( sal_uLong nCol ) const
     if ( mnColors > 26 )
     {
         sal_uInt8 nDiff = (sal_uInt8) ( nCol / 26 );
-        m_rOStm.WriteUChar( (sal_uInt8)( nDiff + 'A' ) );
-        m_rOStm.WriteUChar( (sal_uInt8)( nCol - ( nDiff*26 ) + 'A' ) );
+        m_rOStm.WriteUChar( ( nDiff + 'A' ) );
+        m_rOStm.WriteUChar( ( nCol - ( nDiff*26 ) + 'A' ) );
     }
     else
-        m_rOStm.WriteUChar( (sal_uInt8)( nCol + 'A' ) );
+        m_rOStm.WriteUChar( ( nCol + 'A' ) );
 }
 
 
diff --git a/filter/source/msfilter/escherex.cxx b/filter/source/msfilter/escherex.cxx
index da4e6aa8026f..e322d7f32d31 100644
--- a/filter/source/msfilter/escherex.cxx
+++ b/filter/source/msfilter/escherex.cxx
@@ -4166,16 +4166,16 @@ void EscherBlibEntry::WriteBlibEntry( SvStream& rSt, bool bWritePictureOffset, s
 
     rSt.WriteUInt32( (sal_uInt32)( ( ESCHER_BSE << 16 ) | ( ( (sal_uInt16)meBlibType << 4 ) | 2 ) ) )
        .WriteUInt32( (sal_uInt32)( 36 + nResize ) )
-       .WriteUChar( (sal_uInt8)meBlibType );
+       .WriteUChar( meBlibType );
 
     switch ( meBlibType )
     {
         case EMF :
         case WMF :  // converting EMF/WMF on OS2 to Pict
-            rSt.WriteUChar( (sal_uInt8)PICT );
+            rSt.WriteUChar( PICT );
         break;
         default:
-            rSt.WriteUChar( (sal_uInt8)meBlibType );
+            rSt.WriteUChar( meBlibType );
     }
 
     rSt.Write( &mnIdentifier[ 0 ], 16 );
@@ -4500,7 +4500,7 @@ sal_uInt32 EscherGraphicProvider::GetBlibID( SvStream& rPicOutStrm, const OStrin
 
                 rPicOutStrm.WriteUInt32( nInstance ).WriteUInt32( (sal_uInt32)( p_EscherBlibEntry->mnSize + nExtra ) );
                 rPicOutStrm.Write( p_EscherBlibEntry->mnIdentifier, 16 );
-                rPicOutStrm.WriteUChar( (sal_uInt8)0xff );
+                rPicOutStrm.WriteUChar( 0xff );
                 rPicOutStrm.Write( pGraphicAry, p_EscherBlibEntry->mnSize );
             }
             else