1 files changed, 141 insertions, 0 deletions
diff --git a/svl/source/misc/lngmisc.cxx b/svl/source/misc/lngmisc.cxx
new file mode 100644
index 000000000000..e00540af1ab1
--- /dev/null
+++ b/svl/source/misc/lngmisc.cxx
@@ -0,0 +1,141 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: lngmisc.cxx,v $
+ * $Revision: 1.6 $
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_svtools.hxx"
+#include <lngmisc.hxx>
+#include <tools/solar.h>
+#include <tools/string.hxx>
+#include <tools/debug.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.hxx>
+
+
+using namespace rtl;
+
+namespace linguistic
+{
+
+///////////////////////////////////////////////////////////////////////////
+
+INT32 GetNumControlChars( const OUString &rTxt )
+{
+    INT32 nCnt = 0;
+    INT32 nLen = rTxt.getLength();
+    for (INT32 i = 0;  i < nLen;  ++i)
+    {
+        if (IsControlChar( rTxt[i] ))
+            ++nCnt;
+    }
+    return nCnt;
+}
+
+
+BOOL RemoveHyphens( OUString &rTxt )
+{
+    BOOL bModified = FALSE;
+    if (HasHyphens( rTxt ))
+    {
+        String aTmp( rTxt );
+        aTmp.EraseAllChars( SVT_SOFT_HYPHEN );
+        aTmp.EraseAllChars( SVT_HARD_HYPHEN );
+        rTxt = aTmp;
+        bModified = TRUE;
+    }
+    return bModified;
+}
+
+
+BOOL RemoveControlChars( OUString &rTxt )
+{
+    BOOL bModified = FALSE;
+    INT32 nCtrlChars = GetNumControlChars( rTxt );
+    if (nCtrlChars)
+    {
+        INT32 nLen  = rTxt.getLength();
+        INT32 nSize = nLen - nCtrlChars;
+        OUStringBuffer aBuf( nSize );
+        aBuf.setLength( nSize );
+        INT32 nCnt = 0;
+        for (INT32 i = 0;  i < nLen;  ++i)
+        {
+            sal_Unicode cChar = rTxt[i];
+            if (!IsControlChar( cChar ))
+            {
+                DBG_ASSERT( nCnt < nSize, "index out of range" );
+                aBuf.setCharAt( nCnt++, cChar );
+            }
+        }
+        DBG_ASSERT( nCnt == nSize, "wrong size" );
+        rTxt = aBuf.makeStringAndClear();
+        bModified = TRUE;
+    }
+    return bModified;
+}
+
+
+// non breaking field character
+#define CH_TXTATR_INWORD    ((sal_Char) 0x02)
+
+BOOL ReplaceControlChars( rtl::OUString &rTxt, sal_Char /*aRplcChar*/ )
+{
+    // the resulting string looks like this:
+    // 1. non breaking field characters get removed
+    // 2. remaining control characters will be replaced by ' '
+
+    BOOL bModified = FALSE;
+    INT32 nCtrlChars = GetNumControlChars( rTxt );
+    if (nCtrlChars)
+    {
+        INT32 nLen  = rTxt.getLength();
+        OUStringBuffer aBuf( nLen );
+        INT32 nCnt = 0;
+        for (INT32 i = 0;  i < nLen;  ++i)
+        {
+            sal_Unicode cChar = rTxt[i];
+            if (CH_TXTATR_INWORD != cChar)
+            {
+                if (IsControlChar( cChar ))
+                    cChar = ' ';
+                DBG_ASSERT( nCnt < nLen, "index out of range" );
+                aBuf.setCharAt( nCnt++, cChar );
+            }
+        }
+        aBuf.setLength( nCnt );
+        rTxt = aBuf.makeStringAndClear();
+        bModified = TRUE;
+    }
+    return bModified;
+}
+
+///////////////////////////////////////////////////////////////////////////
+
+} // namespace linguistic
+