[Libreoffice-commits] core.git: filter/source include/vcl vcl/source

[Caolán McNamara]

 filter/source/msfilter/mstoolbar.cxx |    2 -
 include/vcl/dibtools.hxx             |    3 +-
 vcl/source/gdi/dibtools.cxx          |   39 ++++++++++++++++++++++++++++-------
 3 files changed, 35 insertions(+), 9 deletions(-)

New commits:
commit 470fcca594ba4f6bf473d4d44b415c2ba151b0d9
Author: Caolán McNamara <caolanm at redhat.com>
Date:   Mon Jan 12 13:27:21 2015 +0000

    Resolves: fdo#87015 image missing from doc
    
    regression from
    
    commit e0cce521f1ad0cc384d30ce2f1077ea229fffe62
    Author:     Armin Le Grand <alg at apache.org>
    AuthorDate: Thu Jan 10 16:28:40 2013 +0000
    Commit:     Caolán McNamara <caolanm at redhat.com>
    CommitDate: Thu Jun 13 14:50:46 2013 +0100
        Resolves: #i121504# Support for alpha channel in clipboard for all systems
        (cherry picked from commit ef3931ff410117e1237b3bef7bc090e8b83b9519)
    
    which blindly just bulldozed out the bMSOFormat branch
    
    Change-Id: Iec354f1fb585f0803b9df472bc9ec9e103aa5847

diff --git a/filter/source/msfilter/mstoolbar.cxx b/filter/source/msfilter/mstoolbar.cxx
index 1816304..6f2f042 100644
--- a/filter/source/msfilter/mstoolbar.cxx
+++ b/filter/source/msfilter/mstoolbar.cxx
@@ -724,7 +724,7 @@ bool TBCBitMap::Read( SvStream& rS)
     nOffSet = rS.Tell();
     rS.ReadInt32( cbDIB );
     // cbDIB = sizeOf(biHeader) + sizeOf(colors) + sizeOf(bitmapData) + 10
-    return ReadDIB(mBitMap, rS, false);
+    return ReadDIB(mBitMap, rS, false, true);
 }
 
 #if OSL_DEBUG_LEVEL > 1
diff --git a/include/vcl/dibtools.hxx b/include/vcl/dibtools.hxx
index 6091f6e..a43764f 100644
--- a/include/vcl/dibtools.hxx
+++ b/include/vcl/dibtools.hxx
@@ -36,7 +36,8 @@ class Bitmap;
 bool VCL_DLLPUBLIC ReadDIB( // ReadDIB(rBitmap, rIStm, true);
     Bitmap& rTarget,
     SvStream& rIStm,
-    bool bFileHeader);
+    bool bFileHeader,
+    bool bMSOFormat=false);
 
 bool VCL_DLLPUBLIC ReadDIBBitmapEx(
     BitmapEx& rTarget,
diff --git a/vcl/source/gdi/dibtools.cxx b/vcl/source/gdi/dibtools.cxx
index 3f940af..21b9632 100644
--- a/vcl/source/gdi/dibtools.cxx
+++ b/vcl/source/gdi/dibtools.cxx
@@ -166,7 +166,7 @@ namespace
     }
 }
 
-bool ImplReadDIBInfoHeader(SvStream& rIStm, DIBV5Header& rHeader, bool& bTopDown)
+bool ImplReadDIBInfoHeader(SvStream& rIStm, DIBV5Header& rHeader, bool& bTopDown, bool bMSOFormat)
 {
     // BITMAPINFOHEADER or BITMAPCOREHEADER or BITMAPV5HEADER
     const sal_Size aStartPos(rIStm.Tell());
@@ -182,6 +182,29 @@ bool ImplReadDIBInfoHeader(SvStream& rIStm, DIBV5Header& rHeader, bool& bTopDown
         rIStm.ReadUInt16( rHeader.nPlanes );
         rIStm.ReadUInt16( rHeader.nBitCount );
     }
+    else if ( bMSOFormat && rHeader.nSize == DIBINFOHEADERSIZE )
+    {
+        sal_Int16 nTmp16(0);
+        rIStm.ReadInt16(nTmp16);
+        rHeader.nWidth = nTmp16;
+        rIStm.ReadInt16(nTmp16);
+        rHeader.nHeight = nTmp16;
+        sal_uInt8 nTmp8(0);
+        rIStm.ReadUChar(nTmp8);
+        rHeader.nPlanes = nTmp8;
+        rIStm.ReadUChar(nTmp8);
+        rHeader.nBitCount = nTmp8;
+        rIStm.ReadInt16(nTmp16);
+        rHeader.nSizeImage = nTmp16;
+        rIStm.ReadInt16(nTmp16);
+        rHeader.nCompression = nTmp16;
+        if ( !rHeader.nSizeImage ) // uncompressed?
+            rHeader.nSizeImage = ((rHeader.nWidth * rHeader.nBitCount + 31) & ~31) / 8 * rHeader.nHeight;
+        rIStm.ReadInt32( rHeader.nXPelsPerMeter );
+        rIStm.ReadInt32( rHeader.nYPelsPerMeter );
+        rIStm.ReadUInt32( rHeader.nColsUsed );
+        rIStm.ReadUInt32( rHeader.nColsImportant );
+    }
     else
     {
         // BITMAPCOREHEADER, BITMAPV5HEADER or unknown. Read as far as possible
@@ -679,14 +702,14 @@ bool ImplReadDIBBits(SvStream& rIStm, DIBV5Header& rHeader, BitmapWriteAccess& r
     return( rIStm.GetError() == 0UL );
 }
 
-bool ImplReadDIBBody( SvStream& rIStm, Bitmap& rBmp, Bitmap* pBmpAlpha, sal_uLong nOffset )
+bool ImplReadDIBBody( SvStream& rIStm, Bitmap& rBmp, Bitmap* pBmpAlpha, sal_uLong nOffset, bool bMSOFormat = false )
 {
     DIBV5Header aHeader;
     const sal_uLong nStmPos = rIStm.Tell();
     bool bRet(false);
     bool bTopDown(false);
 
-    if(ImplReadDIBInfoHeader(rIStm, aHeader, bTopDown) && aHeader.nWidth && aHeader.nHeight && aHeader.nBitCount)
+    if(ImplReadDIBInfoHeader(rIStm, aHeader, bTopDown, bMSOFormat) && aHeader.nWidth && aHeader.nHeight && aHeader.nBitCount)
     {
         // In case ImplReadDIB() didn't call ImplReadDIBFileHeader() before
         // this method, nOffset is 0, that's OK.
@@ -1417,7 +1440,8 @@ bool ImplReadDIB(
     Bitmap& rTarget, Bitmap*
     pTargetAlpha,
     SvStream& rIStm,
-    bool bFileHeader)
+    bool bFileHeader,
+    bool bMSOFormat=false)
 {
     const SvStreamEndian nOldFormat(rIStm.GetEndian());
     const sal_uLong nOldPos(rIStm.Tell());
@@ -1435,7 +1459,7 @@ bool ImplReadDIB(
     }
     else
     {
-        bRet = ImplReadDIBBody(rIStm, rTarget, 0, nOffset);
+        bRet = ImplReadDIBBody(rIStm, rTarget, 0, nOffset, bMSOFormat);
     }
 
     if(!bRet)
@@ -1523,9 +1547,10 @@ bool ImplWriteDIB(
 bool ReadDIB(
     Bitmap& rTarget,
     SvStream& rIStm,
-    bool bFileHeader)
+    bool bFileHeader,
+    bool bMSOFormat)
 {
-    return ImplReadDIB(rTarget, 0, rIStm, bFileHeader);
+    return ImplReadDIB(rTarget, 0, rIStm, bFileHeader, bMSOFormat);
 }
 
 bool ReadDIBBitmapEx(