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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 <XMLImageMapContext.hxx>
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/XPropertySetInfo.hpp>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/container/XIndexContainer.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/document/XEventsSupplier.hpp>
#include <com/sun/star/awt/Rectangle.hpp>
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlimp.hxx>
#include <xmloff/xmlnamespace.hxx>
#include <xmloff/xmluconv.hxx>
#include <xexptran.hxx>
#include <xmloff/xmlerror.hxx>
#include <xmloff/XMLEventsImportContext.hxx>
#include <XMLStringBufferImportContext.hxx>
#include <tools/debug.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <sal/log.hxx>
using namespace ::com::sun::star;
using namespace ::xmloff::token;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::beans::XPropertySetInfo;
using ::com::sun::star::container::XIndexContainer;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::Any;
using ::com::sun::star::document::XEventsSupplier;
namespace {
class XMLImageMapObjectContext : public SvXMLImportContext
{
protected:
Reference<XIndexContainer> xImageMap; /// the image map
Reference<XPropertySet> xMapEntry; /// one map-entry (one area)
OUString sUrl;
OUString sTargt;
OUStringBuffer sDescriptionBuffer;
OUStringBuffer sTitleBuffer;
OUString sNam;
bool bIsActive;
bool bValid;
public:
XMLImageMapObjectContext(
SvXMLImport& rImport,
css::uno::Reference<css::container::XIndexContainer> const & xMap,
const char* pServiceName);
virtual void SAL_CALL startFastElement( sal_Int32 nElement,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override;
virtual void SAL_CALL endFastElement(sal_Int32 nElement) override;
virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext(
sal_Int32 nElement,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override;
protected:
virtual void ProcessAttribute(const sax_fastparser::FastAttributeList::FastAttributeIter &);
virtual void Prepare(
css::uno::Reference<css::beans::XPropertySet> & rPropertySet);
};
}
XMLImageMapObjectContext::XMLImageMapObjectContext(
SvXMLImport& rImport,
Reference<XIndexContainer> const & xMap,
const char* pServiceName) :
SvXMLImportContext(rImport),
xImageMap(xMap),
bIsActive(true),
bValid(false)
{
DBG_ASSERT(nullptr != pServiceName,
"Please supply the image map object service name");
Reference<XMultiServiceFactory> xFactory(GetImport().GetModel(),UNO_QUERY);
if( !xFactory.is() )
return;
Reference<XInterface> xIfc = xFactory->createInstance(
OUString::createFromAscii(pServiceName));
DBG_ASSERT(xIfc.is(), "can't create image map object!");
if (xIfc.is())
xMapEntry.set(xIfc, UNO_QUERY);
// else: can't create service -> ignore
// else: can't even get factory -> ignore
}
void XMLImageMapObjectContext::startFastElement( sal_Int32 /*nElement*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList )
{
for( auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList) )
ProcessAttribute(aIter);
}
void XMLImageMapObjectContext::endFastElement(sal_Int32 )
{
// only create and insert image map object if validity flag is set
// (and we actually have an image map)
if ( bValid && xImageMap.is() && xMapEntry.is() )
{
// set values
Prepare( xMapEntry );
// insert into image map
xImageMap->insertByIndex( xImageMap->getCount(), Any(xMapEntry) );
}
// else: not valid -> don't create and insert
}
css::uno::Reference< css::xml::sax::XFastContextHandler > XMLImageMapObjectContext::createFastChildContext(
sal_Int32 nElement,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
{
switch (nElement)
{
case XML_ELEMENT(OFFICE, XML_EVENT_LISTENERS):
{
Reference<XEventsSupplier> xEvents( xMapEntry, UNO_QUERY );
return new XMLEventsImportContext(
GetImport(), xEvents);
}
case XML_ELEMENT(SVG, XML_TITLE):
case XML_ELEMENT(SVG_COMPAT, XML_TITLE):
return new XMLStringBufferImportContext(
GetImport(), sTitleBuffer);
case XML_ELEMENT(SVG, XML_DESC):
case XML_ELEMENT(SVG_COMPAT, XML_DESC):
return new XMLStringBufferImportContext(
GetImport(), sDescriptionBuffer);
}
XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
return nullptr;
}
void XMLImageMapObjectContext::ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter & aIter)
{
switch (aIter.getToken())
{
case XML_ELEMENT(XLINK, XML_HREF):
sUrl = GetImport().GetAbsoluteReference(aIter.toString());
break;
case XML_ELEMENT(OFFICE, XML_TARGET_FRAME_NAME):
sTargt = aIter.toString();
break;
case XML_ELEMENT(DRAW, XML_NOHREF):
bIsActive = ! IsXMLToken(aIter, XML_NOHREF);
break;
case XML_ELEMENT(OFFICE, XML_NAME):
sNam = aIter.toString();
break;
default:
// do nothing
XMLOFF_WARN_UNKNOWN("xmloff", aIter);
break;
}
}
void XMLImageMapObjectContext::Prepare(
Reference<XPropertySet> & rPropertySet)
{
rPropertySet->setPropertyValue( u"URL"_ustr, Any( sUrl ) );
rPropertySet->setPropertyValue( u"Title"_ustr, Any( sTitleBuffer.makeStringAndClear() ) );
rPropertySet->setPropertyValue( u"Description"_ustr, Any( sDescriptionBuffer.makeStringAndClear() ) );
rPropertySet->setPropertyValue( u"Target"_ustr, Any( sTargt ) );
rPropertySet->setPropertyValue( u"IsActive"_ustr, Any( bIsActive ) );
rPropertySet->setPropertyValue( u"Name"_ustr, Any( sNam ) );
}
namespace {
class XMLImageMapRectangleContext : public XMLImageMapObjectContext
{
awt::Rectangle aRectangle;
bool bXOK;
bool bYOK;
bool bWidthOK;
bool bHeightOK;
public:
XMLImageMapRectangleContext(
SvXMLImport& rImport,
css::uno::Reference<css::container::XIndexContainer> const & xMap);
protected:
virtual void ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter &) override;
virtual void Prepare(
css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override;
};
}
XMLImageMapRectangleContext::XMLImageMapRectangleContext(
SvXMLImport& rImport,
Reference<XIndexContainer> const & xMap) :
XMLImageMapObjectContext(rImport, xMap,
"com.sun.star.image.ImageMapRectangleObject"),
bXOK(false),
bYOK(false),
bWidthOK(false),
bHeightOK(false)
{
}
void XMLImageMapRectangleContext::ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter & aIter)
{
sal_Int32 nTmp;
switch (aIter.getToken())
{
case XML_ELEMENT(SVG, XML_X):
case XML_ELEMENT(SVG_COMPAT, XML_X):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aRectangle.X = nTmp;
bXOK = true;
}
break;
case XML_ELEMENT(SVG, XML_Y):
case XML_ELEMENT(SVG_COMPAT, XML_Y):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aRectangle.Y = nTmp;
bYOK = true;
}
break;
case XML_ELEMENT(SVG, XML_WIDTH):
case XML_ELEMENT(SVG_COMPAT, XML_WIDTH):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aRectangle.Width = nTmp;
bWidthOK = true;
}
break;
case XML_ELEMENT(SVG, XML_HEIGHT):
case XML_ELEMENT(SVG_COMPAT, XML_HEIGHT):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aRectangle.Height = nTmp;
bHeightOK = true;
}
break;
default:
XMLImageMapObjectContext::ProcessAttribute(aIter);
}
bValid = bHeightOK && bXOK && bYOK && bWidthOK;
}
void XMLImageMapRectangleContext::Prepare(
Reference<XPropertySet> & rPropertySet)
{
rPropertySet->setPropertyValue( u"Boundary"_ustr, uno::Any(aRectangle) );
// common properties handled by super class
XMLImageMapObjectContext::Prepare(rPropertySet);
}
namespace {
class XMLImageMapPolygonContext : public XMLImageMapObjectContext
{
OUString sViewBoxString;
OUString sPointsString;
bool bViewBoxOK;
bool bPointsOK;
public:
XMLImageMapPolygonContext(
SvXMLImport& rImport,
css::uno::Reference<css::container::XIndexContainer> const & xMap);
protected:
virtual void ProcessAttribute(const sax_fastparser::FastAttributeList::FastAttributeIter &) override;
virtual void Prepare(
css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override;
};
}
XMLImageMapPolygonContext::XMLImageMapPolygonContext(
SvXMLImport& rImport,
Reference<XIndexContainer> const & xMap) :
XMLImageMapObjectContext(rImport, xMap,
"com.sun.star.image.ImageMapPolygonObject"),
bViewBoxOK(false),
bPointsOK(false)
{
}
void XMLImageMapPolygonContext::ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter & aIter)
{
switch (aIter.getToken())
{
case XML_ELEMENT(DRAW, XML_POINTS):
sPointsString = aIter.toString();
bPointsOK = true;
break;
case XML_ELEMENT(SVG, XML_VIEWBOX):
case XML_ELEMENT(SVG_COMPAT, XML_VIEWBOX):
sViewBoxString = aIter.toString();
bViewBoxOK = true;
break;
default:
XMLImageMapObjectContext::ProcessAttribute(aIter);
break;
}
bValid = bViewBoxOK && bPointsOK;
}
void XMLImageMapPolygonContext::Prepare(Reference<XPropertySet> & rPropertySet)
{
// process view box
SdXMLImExViewBox aViewBox(sViewBoxString, GetImport().GetMM100UnitConverter());
// get polygon sequence
basegfx::B2DPolygon aPolygon;
if(basegfx::utils::importFromSvgPoints(aPolygon, sPointsString))
{
if(aPolygon.count())
{
css::drawing::PointSequence aPointSequence;
basegfx::utils::B2DPolygonToUnoPointSequence(aPolygon, aPointSequence);
rPropertySet->setPropertyValue(u"Polygon"_ustr, Any(aPointSequence));
}
}
// parent properties
XMLImageMapObjectContext::Prepare(rPropertySet);
}
namespace {
class XMLImageMapCircleContext : public XMLImageMapObjectContext
{
awt::Point aCenter;
sal_Int32 nRadius;
bool bXOK;
bool bYOK;
bool bRadiusOK;
public:
XMLImageMapCircleContext(
SvXMLImport& rImport,
css::uno::Reference<css::container::XIndexContainer> const & xMap);
protected:
virtual void ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter &) override;
virtual void Prepare(
css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override;
};
}
XMLImageMapCircleContext::XMLImageMapCircleContext(
SvXMLImport& rImport,
Reference<XIndexContainer> const & xMap)
: XMLImageMapObjectContext(rImport, xMap,
"com.sun.star.image.ImageMapCircleObject")
, nRadius(0)
, bXOK(false)
, bYOK(false)
, bRadiusOK(false)
{
}
void XMLImageMapCircleContext::ProcessAttribute(
const sax_fastparser::FastAttributeList::FastAttributeIter & aIter)
{
sal_Int32 nTmp;
switch (aIter.getToken())
{
case XML_ELEMENT(SVG, XML_CX):
case XML_ELEMENT(SVG_COMPAT, XML_CX):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aCenter.X = nTmp;
bXOK = true;
}
break;
case XML_ELEMENT(SVG, XML_CY):
case XML_ELEMENT(SVG_COMPAT, XML_CY):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
aCenter.Y = nTmp;
bYOK = true;
}
break;
case XML_ELEMENT(SVG, XML_R):
case XML_ELEMENT(SVG_COMPAT, XML_R):
if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp,
aIter.toView()))
{
nRadius = nTmp;
bRadiusOK = true;
}
break;
default:
XMLImageMapObjectContext::ProcessAttribute(aIter);
}
bValid = bRadiusOK && bXOK && bYOK;
}
void XMLImageMapCircleContext::Prepare(
Reference<XPropertySet> & rPropertySet)
{
// center (x,y)
rPropertySet->setPropertyValue( u"Center"_ustr, uno::Any(aCenter) );
// radius
rPropertySet->setPropertyValue( u"Radius"_ustr, uno::Any(nRadius) );
// common properties handled by super class
XMLImageMapObjectContext::Prepare(rPropertySet);
}
constexpr OUString gsImageMap(u"ImageMap"_ustr);
XMLImageMapContext::XMLImageMapContext(
SvXMLImport& rImport,
Reference<XPropertySet> const & rPropertySet) :
SvXMLImportContext(rImport),
xPropertySet(rPropertySet)
{
try
{
Reference < XPropertySetInfo > xInfo =
xPropertySet->getPropertySetInfo();
if( xInfo.is() && xInfo->hasPropertyByName( gsImageMap ) )
xPropertySet->getPropertyValue(gsImageMap) >>= xImageMap;
}
catch(const css::uno::Exception& e)
{
rImport.SetError( XMLERROR_FLAG_WARNING | XMLERROR_API, {}, e.Message, nullptr );
}
}
XMLImageMapContext::~XMLImageMapContext()
{
}
css::uno::Reference< css::xml::sax::XFastContextHandler > XMLImageMapContext::createFastChildContext(
sal_Int32 nElement,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
{
switch (nElement)
{
case XML_ELEMENT(DRAW, XML_AREA_RECTANGLE):
return new XMLImageMapRectangleContext(
GetImport(), xImageMap);
case XML_ELEMENT(DRAW, XML_AREA_POLYGON):
return new XMLImageMapPolygonContext(
GetImport(), xImageMap);
case XML_ELEMENT(DRAW, XML_AREA_CIRCLE):
return new XMLImageMapCircleContext(
GetImport(), xImageMap);
default:
XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
}
return nullptr;
}
void XMLImageMapContext::endFastElement(sal_Int32 )
{
Reference < XPropertySetInfo > xInfo =
xPropertySet->getPropertySetInfo();
if( xInfo.is() && xInfo->hasPropertyByName( gsImageMap ) )
xPropertySet->setPropertyValue(gsImageMap, uno::Any( xImageMap ) );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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