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/* -*- 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 <TransGradientStyle.hxx>
#include <com/sun/star/awt/Gradient.hpp>
#include <sax/tools/converter.hxx>
#include <comphelper/documentconstants.hxx>
#include <xmloff/namespacemap.hxx>
#include <xmloff/xmluconv.hxx>
#include <xmloff/xmlnamespace.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/ustring.hxx>
#include <sal/log.hxx>
#include <tools/color.hxx>
#include <xmloff/xmltkmap.hxx>
#include <xmloff/xmlexp.hxx>
#include <xmloff/xmlimp.hxx>
#include <xmloff/xmlement.hxx>
using namespace ::com::sun::star;
using namespace ::xmloff::token;
SvXMLEnumMapEntry<awt::GradientStyle> const pXML_GradientStyle_Enum[] =
{
{ XML_LINEAR, awt::GradientStyle_LINEAR },
{ XML_GRADIENTSTYLE_AXIAL, awt::GradientStyle_AXIAL },
{ XML_GRADIENTSTYLE_RADIAL, awt::GradientStyle_RADIAL },
{ XML_GRADIENTSTYLE_ELLIPSOID, awt::GradientStyle_ELLIPTICAL },
{ XML_GRADIENTSTYLE_SQUARE, awt::GradientStyle_SQUARE },
{ XML_GRADIENTSTYLE_RECTANGULAR, awt::GradientStyle_RECT },
{ XML_TOKEN_INVALID, awt::GradientStyle(0) }
};
// Import
XMLTransGradientStyleImport::XMLTransGradientStyleImport( SvXMLImport& rImp )
: rImport(rImp)
{
}
void XMLTransGradientStyleImport::importXML(
const uno::Reference< xml::sax::XFastAttributeList >& xAttrList,
uno::Any& rValue,
OUString& rStrName )
{
OUString aDisplayName;
awt::Gradient aGradient;
aGradient.XOffset = 0;
aGradient.YOffset = 0;
aGradient.StartIntensity = 100;
aGradient.EndIntensity = 100;
aGradient.Angle = 0;
aGradient.Border = 0;
for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
{
sal_Int32 nTmpValue;
switch( aIter.getToken() )
{
case XML_ELEMENT(DRAW, XML_NAME):
{
rStrName = aIter.toString();
}
break;
case XML_ELEMENT(DRAW, XML_DISPLAY_NAME):
{
aDisplayName = aIter.toString();
}
break;
case XML_ELEMENT(DRAW, XML_STYLE):
{
SvXMLUnitConverter::convertEnum( aGradient.Style, aIter.toView(), pXML_GradientStyle_Enum );
}
break;
case XML_ELEMENT(DRAW, XML_CX):
::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
aGradient.XOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
case XML_ELEMENT(DRAW, XML_CY):
::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
aGradient.YOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
case XML_ELEMENT(DRAW, XML_START):
{
sal_Int32 aStartTransparency;
::sax::Converter::convertPercent( aStartTransparency, aIter.toView() );
sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
( (100 - aStartTransparency) * 255 ) / 100 );
Color aColor( n, n, n );
aGradient.StartColor = static_cast<sal_Int32>( aColor );
}
break;
case XML_ELEMENT(DRAW, XML_END):
{
sal_Int32 aEndTransparency;
::sax::Converter::convertPercent( aEndTransparency, aIter.toView() );
sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
( (100 - aEndTransparency) * 255 ) / 100 );
Color aColor( n, n, n );
aGradient.EndColor = static_cast<sal_Int32>( aColor );
}
break;
case XML_ELEMENT(DRAW, XML_GRADIENT_ANGLE):
{
auto const cmp12(rImport.GetODFVersion().compareTo(ODFVER_012_TEXT));
bool const bSuccess =
::sax::Converter::convertAngle(aGradient.Angle, aIter.toView(),
// tdf#89475 try to detect borked OOo angles
(cmp12 < 0) || (cmp12 == 0
&& (rImport.isGeneratorVersionOlderThan(SvXMLImport::AOO_4x, SvXMLImport::LO_7x)
// also for AOO 4.x, assume there won't ever be a 4.2
|| rImport.getGeneratorVersion() == SvXMLImport::AOO_4x)));
SAL_INFO_IF(!bSuccess, "xmloff.style", "failed to import draw:angle");
}
break;
case XML_ELEMENT(DRAW, XML_BORDER):
::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
aGradient.Border = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
default:
XMLOFF_WARN_UNKNOWN("xmloff.style", aIter);
}
}
rValue <<= aGradient;
if( !aDisplayName.isEmpty() )
{
rImport.AddStyleDisplayName( XmlStyleFamily::SD_GRADIENT_ID, rStrName,
aDisplayName );
rStrName = aDisplayName;
}
}
// Export
XMLTransGradientStyleExport::XMLTransGradientStyleExport( SvXMLExport& rExp )
: rExport(rExp)
{
}
void XMLTransGradientStyleExport::exportXML(
const OUString& rStrName,
const uno::Any& rValue )
{
awt::Gradient aGradient;
if( rStrName.isEmpty() )
return;
if( !(rValue >>= aGradient) )
return;
OUString aStrValue;
OUStringBuffer aOut;
// Style
if( !SvXMLUnitConverter::convertEnum( aOut, aGradient.Style, pXML_GradientStyle_Enum ) )
return;
// Name
bool bEncoded = false;
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_NAME,
rExport.EncodeStyleName( rStrName,
&bEncoded ) );
if( bEncoded )
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_DISPLAY_NAME,
rStrName );
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_STYLE, aStrValue );
// Center x/y
if( aGradient.Style != awt::GradientStyle_LINEAR &&
aGradient.Style != awt::GradientStyle_AXIAL )
{
::sax::Converter::convertPercent(aOut, aGradient.XOffset);
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_CX, aStrValue );
::sax::Converter::convertPercent(aOut, aGradient.YOffset);
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_CY, aStrValue );
}
// Transparency start
Color aColor(ColorTransparency, aGradient.StartColor);
sal_Int32 aStartValue = 100 - static_cast<sal_Int32>(((aColor.GetRed() + 1) * 100) / 255);
::sax::Converter::convertPercent( aOut, aStartValue );
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_START, aStrValue );
// Transparency end
aColor = Color(ColorTransparency, aGradient.EndColor);
sal_Int32 aEndValue = 100 - static_cast<sal_Int32>(((aColor.GetRed() + 1) * 100) / 255);
::sax::Converter::convertPercent( aOut, aEndValue );
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_END, aStrValue );
// Angle
if( aGradient.Style != awt::GradientStyle_RADIAL )
{
::sax::Converter::convertAngle(aOut, aGradient.Angle, rExport.getSaneDefaultVersion());
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_GRADIENT_ANGLE, aStrValue );
}
// Border
::sax::Converter::convertPercent( aOut, aGradient.Border );
aStrValue = aOut.makeStringAndClear();
rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_BORDER, aStrValue );
// Do Write
SvXMLElementExport rElem( rExport,
XML_NAMESPACE_DRAW, XML_OPACITY,
true, false );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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