1 files changed, 167 insertions, 0 deletions
diff --git a/xmloff/source/style/shadwhdl.cxx b/xmloff/source/style/shadwhdl.cxx
new file mode 100644
index 000000000..b80db3a8d
--- /dev/null
+++ b/xmloff/source/style/shadwhdl.cxx
@@ -0,0 +1,167 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "shadwhdl.hxx"
+#include <com/sun/star/uno/Any.hxx>
+#include <rtl/ustrbuf.hxx>
+
+
+#include <com/sun/star/table/ShadowFormat.hpp>
+#include <o3tl/safeint.hxx>
+#include <tools/color.hxx>
+#include <sax/tools/converter.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/xmltoken.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::xmloff::token;
+
+
+
+
+XMLShadowPropHdl::~XMLShadowPropHdl()
+{
+    // nothing to do
+}
+
+bool XMLShadowPropHdl::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
+{
+    bool bRet = false;
+    table::ShadowFormat aShadow;
+    aShadow.Location = table::ShadowLocation_BOTTOM_RIGHT;
+
+    bool bColorFound = false;
+    bool bOffsetFound = false;
+    SvXMLTokenEnumerator aTokenEnum( rStrImpValue );
+    Color aColor( 128,128, 128 );
+    std::u16string_view aToken;
+
+    while( aTokenEnum.getNextToken( aToken ) )
+    {
+        if( IsXMLToken( aToken, XML_NONE ) )
+        {
+            aShadow.Location = table::ShadowLocation_NONE;
+            bRet = true;
+            break;
+        }
+        else if( !bColorFound && aToken.substr(0,1) == u"#" )
+        {
+            bRet = ::sax::Converter::convertColor( aColor, aToken );
+            if( !bRet )
+                return false;
+            bColorFound = true;
+        }
+        else if( !bOffsetFound )
+        {
+            sal_Int32 nX = 0, nY = 0;
+
+            bRet = rUnitConverter.convertMeasureToCore( nX, aToken );
+            if( bRet && aTokenEnum.getNextToken( aToken ) )
+                bRet = rUnitConverter.convertMeasureToCore( nY, aToken );
+
+            if( bRet )
+            {
+                if( nX < 0 )
+                {
+                    if( nY < 0 )
+                        aShadow.Location = table::ShadowLocation_TOP_LEFT;
+                    else
+                        aShadow.Location = table::ShadowLocation_BOTTOM_LEFT;
+                }
+                else
+                {
+                    if( nY < 0 )
+                        aShadow.Location = table::ShadowLocation_TOP_RIGHT;
+                    else
+                        aShadow.Location = table::ShadowLocation_BOTTOM_RIGHT;
+                }
+
+                if (nX < 0)
+                    nX = o3tl::saturating_toggle_sign(nX);
+                if (nY < 0)
+                    nY = o3tl::saturating_toggle_sign(nY);
+
+                sal_Int32 nWidth;
+                bRet = !o3tl::checked_add(nX, nY, nWidth);
+                if (bRet)
+                    aShadow.ShadowWidth = sal::static_int_cast<sal_Int16>(nWidth >> 1);
+            }
+        }
+    }
+
+    if( bRet && ( bColorFound || bOffsetFound ) )
+    {
+        aShadow.IsTransparent = aColor.IsTransparent();
+        aShadow.Color = sal_Int32(aColor);
+        bRet = true;
+    }
+
+    rValue <<= aShadow;
+
+    return bRet;
+}
+
+bool XMLShadowPropHdl::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
+{
+    bool bRet = false;
+    table::ShadowFormat aShadow;
+
+    if( rValue >>= aShadow )
+    {
+        sal_Int32 nX = 1, nY = 1;
+
+        switch( aShadow.Location )
+        {
+            case table::ShadowLocation_TOP_LEFT:
+                nX = -1;
+                nY = -1;
+                break;
+            case table::ShadowLocation_TOP_RIGHT:
+                nY = -1;
+                break;
+            case table::ShadowLocation_BOTTOM_LEFT:
+                nX = -1;
+                break;
+            case table::ShadowLocation_BOTTOM_RIGHT:
+                break;
+            case table::ShadowLocation_NONE:
+            default:
+                rStrExpValue = GetXMLToken(XML_NONE);
+                return true;
+        }
+
+        nX *= aShadow.ShadowWidth;
+        nY *= aShadow.ShadowWidth;
+
+        OUStringBuffer aOut;
+        ::sax::Converter::convertColor( aOut, aShadow.Color );
+        aOut.append( ' ' );
+        rUnitConverter.convertMeasureToXML( aOut, nX );
+        aOut.append( ' ' );
+        rUnitConverter.convertMeasureToXML( aOut, nY );
+
+        rStrExpValue = aOut.makeStringAndClear();
+
+        bRet = true;
+    }
+
+    return bRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */