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Diffstat (limited to 'xmloff/source/style/shadwhdl.cxx')
-rw-r--r-- | xmloff/source/style/shadwhdl.cxx | 167 |
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 0000000000..b80db3a8d0 --- /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: */ |