office-gobmx/xmloff/source/style/TransGradientStyle.cxx
2011-11-27 13:27:50 -06:00

332 lines
11 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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*
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#include "TransGradientStyle.hxx"
#include <com/sun/star/awt/Gradient.hpp>
#include <sax/tools/converter.hxx>
#include <xmloff/attrlist.hxx>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmluconv.hxx>
#include "xmloff/xmlnmspe.hxx"
#include <rtl/ustrbuf.hxx>
#include <rtl/ustring.hxx>
#include <tools/debug.hxx>
#include <xmloff/xmltkmap.hxx>
#include <xmloff/xmlexp.hxx>
#include <xmloff/xmlimp.hxx>
using namespace ::com::sun::star;
using ::rtl::OUString;
using ::rtl::OUStringBuffer;
using namespace ::xmloff::token;
enum SvXMLTokenMapAttrs
{
XML_TOK_GRADIENT_NAME,
XML_TOK_GRADIENT_DISPLAY_NAME,
XML_TOK_GRADIENT_STYLE,
XML_TOK_GRADIENT_CX,
XML_TOK_GRADIENT_CY,
XML_TOK_GRADIENT_START,
XML_TOK_GRADIENT_END,
XML_TOK_GRADIENT_ANGLE,
XML_TOK_GRADIENT_BORDER,
XML_TOK_TABSTOP_END=XML_TOK_UNKNOWN
};
SvXMLEnumMapEntry const pXML_GradientStyle_Enum[] =
{
{ XML_GRADIENTSTYLE_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, 0 }
};
//-------------------------------------------------------------
// Import
//-------------------------------------------------------------
XMLTransGradientStyleImport::XMLTransGradientStyleImport( SvXMLImport& rImp )
: rImport(rImp)
{
}
XMLTransGradientStyleImport::~XMLTransGradientStyleImport()
{
}
sal_Bool XMLTransGradientStyleImport::importXML(
const uno::Reference< xml::sax::XAttributeList >& xAttrList,
uno::Any& rValue,
OUString& rStrName )
{
sal_Bool bRet = sal_False;
sal_Bool bHasName = sal_False;
sal_Bool bHasStyle = sal_False;
OUString aDisplayName;
awt::Gradient aGradient;
aGradient.XOffset = 0;
aGradient.YOffset = 0;
aGradient.StartIntensity = 100;
aGradient.EndIntensity = 100;
aGradient.Angle = 0;
aGradient.Border = 0;
{
static SvXMLTokenMapEntry aTrGradientAttrTokenMap[] =
{
{ XML_NAMESPACE_DRAW, XML_NAME, XML_TOK_GRADIENT_NAME },
{ XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, XML_TOK_GRADIENT_DISPLAY_NAME },
{ XML_NAMESPACE_DRAW, XML_STYLE, XML_TOK_GRADIENT_STYLE },
{ XML_NAMESPACE_DRAW, XML_CX, XML_TOK_GRADIENT_CX },
{ XML_NAMESPACE_DRAW, XML_CY, XML_TOK_GRADIENT_CY },
{ XML_NAMESPACE_DRAW, XML_START, XML_TOK_GRADIENT_START },
{ XML_NAMESPACE_DRAW, XML_END, XML_TOK_GRADIENT_END },
{ XML_NAMESPACE_DRAW, XML_GRADIENT_ANGLE, XML_TOK_GRADIENT_ANGLE },
{ XML_NAMESPACE_DRAW, XML_GRADIENT_BORDER, XML_TOK_GRADIENT_BORDER },
XML_TOKEN_MAP_END
};
SvXMLTokenMap aTokenMap( aTrGradientAttrTokenMap );
SvXMLNamespaceMap& rNamespaceMap = rImport.GetNamespaceMap();
sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
for( sal_Int16 i=0; i < nAttrCount; i++ )
{
const OUString& rFullAttrName = xAttrList->getNameByIndex( i );
OUString aStrAttrName;
sal_uInt16 nPrefix = rNamespaceMap.GetKeyByAttrName( rFullAttrName, &aStrAttrName );
const OUString& rStrValue = xAttrList->getValueByIndex( i );
sal_Int32 nTmpValue;
switch( aTokenMap.Get( nPrefix, aStrAttrName ) )
{
case XML_TOK_GRADIENT_NAME:
{
rStrName = rStrValue;
bHasName = sal_True;
}
break;
case XML_TOK_GRADIENT_DISPLAY_NAME:
{
aDisplayName = rStrValue;
}
break;
case XML_TOK_GRADIENT_STYLE:
{
sal_uInt16 eValue;
if( SvXMLUnitConverter::convertEnum( eValue, rStrValue, pXML_GradientStyle_Enum ) )
{
aGradient.Style = (awt::GradientStyle) eValue;
bHasStyle = sal_True;
}
}
break;
case XML_TOK_GRADIENT_CX:
::sax::Converter::convertPercent( nTmpValue, rStrValue );
aGradient.XOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
case XML_TOK_GRADIENT_CY:
::sax::Converter::convertPercent( nTmpValue, rStrValue );
aGradient.YOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
case XML_TOK_GRADIENT_START:
{
sal_Int32 aStartTransparency;
::sax::Converter::convertPercent( aStartTransparency, rStrValue );
sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
( (100 - aStartTransparency) * 255 ) / 100 );
Color aColor( n, n, n );
aGradient.StartColor = (sal_Int32)( aColor.GetColor() );
}
break;
case XML_TOK_GRADIENT_END:
{
sal_Int32 aEndTransparency;
::sax::Converter::convertPercent( aEndTransparency, rStrValue );
sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
( (100 - aEndTransparency) * 255 ) / 100 );
Color aColor( n, n, n );
aGradient.EndColor = (sal_Int32)( aColor.GetColor() );
}
break;
case XML_TOK_GRADIENT_ANGLE:
{
sal_Int32 nValue;
::sax::Converter::convertNumber( nValue, rStrValue, 0, 3600 );
aGradient.Angle = sal_Int16( nValue );
}
break;
case XML_TOK_GRADIENT_BORDER:
::sax::Converter::convertPercent( nTmpValue, rStrValue );
aGradient.Border = sal::static_int_cast< sal_Int16 >(nTmpValue);
break;
default:
DBG_WARNING( "Unknown token at import transparency gradient style" )
;
}
}
rValue <<= aGradient;
if( aDisplayName.getLength() )
{
rImport.AddStyleDisplayName( XML_STYLE_FAMILY_SD_GRADIENT_ID, rStrName,
aDisplayName );
rStrName = aDisplayName;
}
bRet = bHasName && bHasStyle;
}
return bRet;
}
//-------------------------------------------------------------
// Export
//-------------------------------------------------------------
XMLTransGradientStyleExport::XMLTransGradientStyleExport( SvXMLExport& rExp )
: rExport(rExp)
{
}
XMLTransGradientStyleExport::~XMLTransGradientStyleExport()
{
}
sal_Bool XMLTransGradientStyleExport::exportXML(
const OUString& rStrName,
const uno::Any& rValue )
{
sal_Bool bRet = sal_False;
awt::Gradient aGradient;
if( rStrName.getLength() )
{
if( rValue >>= aGradient )
{
OUString aStrValue;
OUStringBuffer aOut;
// Style
if( !SvXMLUnitConverter::convertEnum( aOut, aGradient.Style, pXML_GradientStyle_Enum ) )
{
bRet = sal_False;
}
else
{
// Name
sal_Bool bEncoded = sal_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 );
}
Color aColor;
// Transparency start
aColor.SetColor( aGradient.StartColor );
sal_Int32 aStartValue = 100 - (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.SetColor( aGradient.EndColor );
sal_Int32 aEndValue = 100 - (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::convertNumber(
aOut, sal_Int32(aGradient.Angle));
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_GRADIENT_BORDER, aStrValue );
// Do Write
SvXMLElementExport rElem( rExport,
XML_NAMESPACE_DRAW, XML_OPACITY,
sal_True, sal_False );
}
}
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */