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Diffstat (limited to 'xmloff/source/draw/XMLImageMapContext.cxx')
| -rw-r--r-- | xmloff/source/draw/XMLImageMapContext.cxx | 622 |
1 files changed, 622 insertions, 0 deletions
diff --git a/xmloff/source/draw/XMLImageMapContext.cxx b/xmloff/source/draw/XMLImageMapContext.cxx new file mode 100644 index 000000000..2586d95e8 --- /dev/null +++ b/xmloff/source/draw/XMLImageMapContext.cxx @@ -0,0 +1,622 @@ +/* -*- 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/xml/sax/XAttributeList.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/xmltkmap.hxx> +#include <xmloff/xmlnmspe.hxx> +#include <xmloff/nmspmap.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> + +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::xml::sax::XAttributeList; +using ::com::sun::star::uno::XInterface; +using ::com::sun::star::uno::Any; +using ::com::sun::star::document::XEventsSupplier; + +namespace { + +enum XMLImageMapToken: decltype(XML_TOK_UNKNOWN) +{ + XML_TOK_IMAP_URL, + XML_TOK_IMAP_X, + XML_TOK_IMAP_Y, + XML_TOK_IMAP_CENTER_X, + XML_TOK_IMAP_CENTER_Y, + XML_TOK_IMAP_WIDTH, + XML_TOK_IMAP_HEIGHT, + XML_TOK_IMAP_POINTS, + XML_TOK_IMAP_VIEWBOX, + XML_TOK_IMAP_NOHREF, + XML_TOK_IMAP_NAME, + XML_TOK_IMAP_RADIUS, + XML_TOK_IMAP_TARGET +}; + +} + +static const SvXMLTokenMapEntry aImageMapObjectTokenMap[] = +{ + { XML_NAMESPACE_XLINK, XML_HREF, XML_TOK_IMAP_URL }, + { XML_NAMESPACE_OFFICE, XML_NAME, XML_TOK_IMAP_NAME }, + { XML_NAMESPACE_DRAW, XML_NOHREF, XML_TOK_IMAP_NOHREF }, + { XML_NAMESPACE_SVG, XML_X, XML_TOK_IMAP_X }, + { XML_NAMESPACE_SVG, XML_Y, XML_TOK_IMAP_Y }, + { XML_NAMESPACE_SVG, XML_CX, XML_TOK_IMAP_CENTER_X }, + { XML_NAMESPACE_SVG, XML_CY, XML_TOK_IMAP_CENTER_Y }, + { XML_NAMESPACE_SVG, XML_WIDTH, XML_TOK_IMAP_WIDTH }, + { XML_NAMESPACE_SVG, XML_HEIGHT, XML_TOK_IMAP_HEIGHT }, + { XML_NAMESPACE_SVG, XML_R, XML_TOK_IMAP_RADIUS }, + { XML_NAMESPACE_SVG, XML_VIEWBOX, XML_TOK_IMAP_VIEWBOX }, + { XML_NAMESPACE_DRAW, XML_POINTS, XML_TOK_IMAP_POINTS }, + { XML_NAMESPACE_OFFICE, XML_TARGET_FRAME_NAME, XML_TOK_IMAP_TARGET }, + XML_TOKEN_MAP_END +}; + +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, + sal_uInt16 nPrefix, + const OUString& rLocalName, + css::uno::Reference<css::container::XIndexContainer> const & xMap, + const char* pServiceName); + + void StartElement( + const css::uno::Reference<css::xml::sax::XAttributeList >& xAttrList ) override; + + void EndElement() override; + + SvXMLImportContextRef CreateChildContext( + sal_uInt16 nPrefix, + const OUString& rLocalName, + const css::uno::Reference<css::xml::sax::XAttributeList> & xAttrList ) override; + +protected: + + virtual void ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue); + + virtual void Prepare( + css::uno::Reference<css::beans::XPropertySet> & rPropertySet); +}; + +} + +XMLImageMapObjectContext::XMLImageMapObjectContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + Reference<XIndexContainer> const & xMap, + const char* pServiceName) : + SvXMLImportContext(rImport, nPrefix, rLocalName), + 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() ) + { + Reference<XInterface> xIfc = xFactory->createInstance( + OUString::createFromAscii(pServiceName)); + DBG_ASSERT(xIfc.is(), "can't create image map object!"); + if( xIfc.is() ) + { + Reference<XPropertySet> xPropertySet( xIfc, UNO_QUERY ); + + xMapEntry = xPropertySet; + } + // else: can't create service -> ignore + } + // else: can't even get factory -> ignore +} + +void XMLImageMapObjectContext::StartElement( + const Reference<XAttributeList >& xAttrList ) +{ + static const SvXMLTokenMap aMap(aImageMapObjectTokenMap); + + sal_Int16 nLength = xAttrList->getLength(); + for(sal_Int16 nAttr = 0; nAttr < nLength; nAttr++) + { + OUString sLocalName; + sal_uInt16 nPrefix = GetImport().GetNamespaceMap(). + GetKeyByAttrName( xAttrList->getNameByIndex(nAttr), + &sLocalName ); + OUString sValue = xAttrList->getValueByIndex(nAttr); + + ProcessAttribute( + static_cast<enum XMLImageMapToken>(aMap.Get(nPrefix, sLocalName)), sValue); + } +} + +void XMLImageMapObjectContext::EndElement() +{ + // 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 +} + +SvXMLImportContextRef XMLImageMapObjectContext::CreateChildContext( + sal_uInt16 nPrefix, + const OUString& rLocalName, + const Reference<XAttributeList> & /*xAttrList*/ ) +{ + if ( (XML_NAMESPACE_OFFICE == nPrefix) && + IsXMLToken(rLocalName, XML_EVENT_LISTENERS) ) + { + Reference<XEventsSupplier> xEvents( xMapEntry, UNO_QUERY ); + return new XMLEventsImportContext( + GetImport(), nPrefix, rLocalName, xEvents); + } + else if ( (XML_NAMESPACE_SVG == nPrefix) && + IsXMLToken(rLocalName, XML_TITLE) ) + { + return new XMLStringBufferImportContext( + GetImport(), nPrefix, rLocalName, sTitleBuffer); + } + else if ( (XML_NAMESPACE_SVG == nPrefix) && + IsXMLToken(rLocalName, XML_DESC) ) + { + return new XMLStringBufferImportContext( + GetImport(), nPrefix, rLocalName, sDescriptionBuffer); + } + return nullptr; +} + +void XMLImageMapObjectContext::ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) +{ + switch (eToken) + { + case XML_TOK_IMAP_URL: + sUrl = GetImport().GetAbsoluteReference(rValue); + break; + + case XML_TOK_IMAP_TARGET: + sTargt = rValue; + break; + + case XML_TOK_IMAP_NOHREF: + bIsActive = ! IsXMLToken(rValue, XML_NOHREF); + break; + + case XML_TOK_IMAP_NAME: + sNam = rValue; + break; + default: + // do nothing + break; + } +} + +void XMLImageMapObjectContext::Prepare( + Reference<XPropertySet> & rPropertySet) +{ + rPropertySet->setPropertyValue( "URL", Any( sUrl ) ); + rPropertySet->setPropertyValue( "Title", Any( sTitleBuffer.makeStringAndClear() ) ); + rPropertySet->setPropertyValue( "Description", Any( sDescriptionBuffer.makeStringAndClear() ) ); + rPropertySet->setPropertyValue( "Target", Any( sTargt ) ); + rPropertySet->setPropertyValue( "IsActive", Any( bIsActive ) ); + rPropertySet->setPropertyValue( "Name", Any( sNam ) ); +} + +namespace { + +class XMLImageMapRectangleContext : public XMLImageMapObjectContext +{ + awt::Rectangle aRectangle; + + bool bXOK; + bool bYOK; + bool bWidthOK; + bool bHeightOK; + +public: + + XMLImageMapRectangleContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + css::uno::Reference<css::container::XIndexContainer> const & xMap); + +protected: + virtual void ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) override; + + virtual void Prepare( + css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override; +}; + +} + +XMLImageMapRectangleContext::XMLImageMapRectangleContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + Reference<XIndexContainer> const & xMap) : + XMLImageMapObjectContext(rImport, nPrefix, rLocalName, xMap, + "com.sun.star.image.ImageMapRectangleObject"), + bXOK(false), + bYOK(false), + bWidthOK(false), + bHeightOK(false) +{ +} + +void XMLImageMapRectangleContext::ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) +{ + sal_Int32 nTmp; + switch (eToken) + { + case XML_TOK_IMAP_X: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aRectangle.X = nTmp; + bXOK = true; + } + break; + case XML_TOK_IMAP_Y: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aRectangle.Y = nTmp; + bYOK = true; + } + break; + case XML_TOK_IMAP_WIDTH: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aRectangle.Width = nTmp; + bWidthOK = true; + } + break; + case XML_TOK_IMAP_HEIGHT: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aRectangle.Height = nTmp; + bHeightOK = true; + } + break; + default: + XMLImageMapObjectContext::ProcessAttribute(eToken, rValue); + } + + bValid = bHeightOK && bXOK && bYOK && bWidthOK; +} + +void XMLImageMapRectangleContext::Prepare( + Reference<XPropertySet> & rPropertySet) +{ + rPropertySet->setPropertyValue( "Boundary", 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, + sal_uInt16 nPrefix, + const OUString& rLocalName, + css::uno::Reference<css::container::XIndexContainer> const & xMap); + +protected: + virtual void ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) override; + + virtual void Prepare( + css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override; +}; + +} + +XMLImageMapPolygonContext::XMLImageMapPolygonContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + Reference<XIndexContainer> const & xMap) : + XMLImageMapObjectContext(rImport, nPrefix, rLocalName, xMap, + "com.sun.star.image.ImageMapPolygonObject"), + bViewBoxOK(false), + bPointsOK(false) +{ +} + +void XMLImageMapPolygonContext::ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) +{ + switch (eToken) + { + case XML_TOK_IMAP_POINTS: + sPointsString = rValue; + bPointsOK = true; + break; + case XML_TOK_IMAP_VIEWBOX: + sViewBoxString = rValue; + bViewBoxOK = true; + break; + default: + XMLImageMapObjectContext::ProcessAttribute(eToken, rValue); + 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("Polygon", 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, + sal_uInt16 nPrefix, + const OUString& rLocalName, + css::uno::Reference<css::container::XIndexContainer> const & xMap); + +protected: + virtual void ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) override; + + virtual void Prepare( + css::uno::Reference<css::beans::XPropertySet> & rPropertySet) override; +}; + +} + +XMLImageMapCircleContext::XMLImageMapCircleContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + Reference<XIndexContainer> const & xMap) + : XMLImageMapObjectContext(rImport, nPrefix, rLocalName, xMap, + "com.sun.star.image.ImageMapCircleObject") + , nRadius(0) + , bXOK(false) + , bYOK(false) + , bRadiusOK(false) +{ +} + +void XMLImageMapCircleContext::ProcessAttribute( + enum XMLImageMapToken eToken, + const OUString& rValue) +{ + sal_Int32 nTmp; + switch (eToken) + { + case XML_TOK_IMAP_CENTER_X: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aCenter.X = nTmp; + bXOK = true; + } + break; + case XML_TOK_IMAP_CENTER_Y: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + aCenter.Y = nTmp; + bYOK = true; + } + break; + case XML_TOK_IMAP_RADIUS: + if (GetImport().GetMM100UnitConverter().convertMeasureToCore(nTmp, + rValue)) + { + nRadius = nTmp; + bRadiusOK = true; + } + break; + default: + XMLImageMapObjectContext::ProcessAttribute(eToken, rValue); + } + + bValid = bRadiusOK && bXOK && bYOK; +} + +void XMLImageMapCircleContext::Prepare( + Reference<XPropertySet> & rPropertySet) +{ + // center (x,y) + rPropertySet->setPropertyValue( "Center", uno::Any(aCenter) ); + // radius + rPropertySet->setPropertyValue( "Radius", uno::Any(nRadius) ); + + // common properties handled by super class + XMLImageMapObjectContext::Prepare(rPropertySet); +} + + +static const OUStringLiteral gsImageMap("ImageMap"); + +XMLImageMapContext::XMLImageMapContext( + SvXMLImport& rImport, + sal_uInt16 nPrefix, + const OUString& rLocalName, + Reference<XPropertySet> const & rPropertySet) : + SvXMLImportContext(rImport, nPrefix, rLocalName), + xPropertySet(rPropertySet) +{ + try + { + Reference < XPropertySetInfo > xInfo = + xPropertySet->getPropertySetInfo(); + if( xInfo.is() && xInfo->hasPropertyByName( gsImageMap ) ) + xPropertySet->getPropertyValue(gsImageMap) >>= xImageMap; + } + catch(const css::uno::Exception& e) + { + uno::Sequence<OUString> aSeq(0); + rImport.SetError( XMLERROR_FLAG_WARNING | XMLERROR_API, aSeq, e.Message, nullptr ); + } +} + +XMLImageMapContext::~XMLImageMapContext() +{ +} + +SvXMLImportContextRef XMLImageMapContext::CreateChildContext( + sal_uInt16 nPrefix, + const OUString& rLocalName, + const Reference<XAttributeList> & /*xAttrList*/ ) +{ + SvXMLImportContextRef xContext; + + if ( XML_NAMESPACE_DRAW == nPrefix ) + { + if ( IsXMLToken(rLocalName, XML_AREA_RECTANGLE) ) + { + xContext = new XMLImageMapRectangleContext( + GetImport(), nPrefix, rLocalName, xImageMap); + } + else if ( IsXMLToken(rLocalName, XML_AREA_POLYGON) ) + { + xContext = new XMLImageMapPolygonContext( + GetImport(), nPrefix, rLocalName, xImageMap); + } + else if ( IsXMLToken(rLocalName, XML_AREA_CIRCLE) ) + { + xContext = new XMLImageMapCircleContext( + GetImport(), nPrefix, rLocalName, xImageMap); + } + } + + return xContext; +} + +void XMLImageMapContext::EndElement() +{ + Reference < XPropertySetInfo > xInfo = + xPropertySet->getPropertySetInfo(); + if( xInfo.is() && xInfo->hasPropertyByName( gsImageMap ) ) + xPropertySet->setPropertyValue(gsImageMap, uno::makeAny( xImageMap ) ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |