1 files changed, 95 insertions, 0 deletions
diff --git a/vcl/unx/generic/gdi/salcvt.hxx b/vcl/unx/generic/gdi/salcvt.hxx
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index 000000000000..896ae4f30b36
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+++ b/vcl/unx/generic/gdi/salcvt.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * 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.
+ *
+ ************************************************************************/
+#ifndef SAL_CONVERTER_CACHE_HXX_
+#define SAL_CONVERTER_CACHE_HXX_
+
+#include <rtl/tencinfo.h>
+#include <rtl/textcvt.h>
+
+#include <unx/salunx.h>
+
+#include <map>
+
+extern "C" const char*
+pGetEncodingName( rtl_TextEncoding nEncoding );
+
+//
+// Cache TextToUnicode and UnicodeToText converter and conversion info which is
+// used in DrawXYZ routines and in the Event loop
+//
+
+class SalConverterCache {
+
+    public:
+                        SalConverterCache();
+                        ~SalConverterCache();
+        Bool            EncodingHasChar(
+                                rtl_TextEncoding nEncoding, sal_Unicode nChar );
+        rtl_UnicodeToTextConverter
+                        GetU2TConverter( rtl_TextEncoding nEncoding );
+        rtl_TextToUnicodeConverter
+                        GetT2UConverter( rtl_TextEncoding nEncoding );
+        Bool            IsSingleByteEncoding( rtl_TextEncoding nEncoding );
+        sal_Size        ConvertStringUTF16( const sal_Unicode *pText, int nTextLen,
+                                sal_Char *pBuffer, sal_Size nBufferSize,
+                                rtl_TextEncoding nEncoding);
+
+        static SalConverterCache*
+                        GetInstance ();
+
+    private:
+
+        struct ConverterT {
+            rtl_UnicodeToTextConverter  mpU2T;
+            rtl_TextToUnicodeConverter  mpT2U;
+            Bool                        mbSingleByteEncoding;
+            Bool                        mbValid;
+            ConverterT() :
+                    mpU2T( NULL ),
+                    mpT2U( NULL ),
+                    mbSingleByteEncoding( False ),
+                    mbValid( False )
+            {
+            }
+            ~ConverterT()
+            {
+                if( mpU2T )
+                    rtl_destroyUnicodeToTextConverter( mpU2T );
+                if( mpT2U )
+                    rtl_destroyTextToUnicodeConverter( mpT2U );
+            }
+        };
+
+    std::map< rtl_TextEncoding, ConverterT >        m_aConverters;
+};
+
+
+
+#endif /* SAL_CONVERTER_CACHE_HXX_ */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */