office-gobmx/xmloff/source/draw/XMLImageMapExport.cxx
Caolán McNamara de74d98c58 OUStringLiteral/OStringLiteral coverity PARSE_ERROR workaround
do more like

commit 121771e37f
Date:   Mon Sep 21 09:17:54 2020 +0200

    Make some OUStringLiteral vars constexpr

cause coverity can live with that

Change-Id: I9efd7f848289c4865997a44c6780373068422227
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/103147
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
2020-09-22 12:58:14 +02:00

344 lines
12 KiB
C++

/* -*- 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 <XMLImageMapExport.hxx>
#include <o3tl/any.hxx>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <tools/debug.hxx>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/container/XIndexContainer.hpp>
#include <com/sun/star/document/XEventsSupplier.hpp>
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/drawing/PointSequence.hpp>
#include <xmloff/xmlexp.hxx>
#include <xmloff/xmlnamespace.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/XMLEventExport.hxx>
#include <xmloff/xmluconv.hxx>
#include <xexptran.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
using namespace ::com::sun::star;
using namespace ::xmloff::token;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::container::XIndexContainer;
using ::com::sun::star::document::XEventsSupplier;
using ::com::sun::star::lang::XServiceInfo;
using ::com::sun::star::drawing::PointSequence;
constexpr OUStringLiteral gsBoundary(u"Boundary");
constexpr OUStringLiteral gsCenter(u"Center");
constexpr OUStringLiteral gsDescription(u"Description");
constexpr OUStringLiteral gsImageMap(u"ImageMap");
constexpr OUStringLiteral gsIsActive(u"IsActive");
constexpr OUStringLiteral gsName(u"Name");
constexpr OUStringLiteral gsPolygon(u"Polygon");
constexpr OUStringLiteral gsRadius(u"Radius");
constexpr OUStringLiteral gsTarget(u"Target");
constexpr OUStringLiteral gsURL(u"URL");
constexpr OUStringLiteral gsTitle(u"Title");
XMLImageMapExport::XMLImageMapExport(SvXMLExport& rExp) :
mrExport(rExp)
{
}
XMLImageMapExport::~XMLImageMapExport()
{
}
void XMLImageMapExport::Export(
const Reference<XPropertySet> & rPropertySet)
{
if (rPropertySet->getPropertySetInfo()->hasPropertyByName(gsImageMap))
{
Any aAny = rPropertySet->getPropertyValue(gsImageMap);
Reference<XIndexContainer> aContainer;
aAny >>= aContainer;
Export(aContainer);
}
// else: no ImageMap property -> nothing to do
}
void XMLImageMapExport::Export(
const Reference<XIndexContainer> & rContainer)
{
if (!rContainer.is())
return;
if (!rContainer->hasElements())
return;
// image map container element
SvXMLElementExport aImageMapElement(
mrExport, XML_NAMESPACE_DRAW, XML_IMAGE_MAP,
true/*bWhiteSpace*/, true/*bWhiteSpace*/);
// iterate over image map elements and call ExportMapEntry(...)
// for each
sal_Int32 nLength = rContainer->getCount();
for(sal_Int32 i = 0; i < nLength; i++)
{
Any aAny = rContainer->getByIndex(i);
Reference<XPropertySet> rElement;
aAny >>= rElement;
DBG_ASSERT(rElement.is(), "Image map element is empty!");
if (rElement.is())
{
ExportMapEntry(rElement);
}
}
// else: container is empty -> nothing to do
// else: no container -> nothing to do
}
void XMLImageMapExport::ExportMapEntry(
const Reference<XPropertySet> & rPropertySet)
{
Reference<XServiceInfo> xServiceInfo(rPropertySet, UNO_QUERY);
if (!xServiceInfo.is())
return;
enum XMLTokenEnum eType = XML_TOKEN_INVALID;
// distinguish map entries by their service name
const Sequence<OUString> sServiceNames =
xServiceInfo->getSupportedServiceNames();
for( const OUString& rName : sServiceNames )
{
if ( rName == "com.sun.star.image.ImageMapRectangleObject" )
{
eType = XML_AREA_RECTANGLE;
break;
}
else if ( rName == "com.sun.star.image.ImageMapCircleObject" )
{
eType = XML_AREA_CIRCLE;
break;
}
else if ( rName == "com.sun.star.image.ImageMapPolygonObject" )
{
eType = XML_AREA_POLYGON;
break;
}
}
// return from method if no proper service is found!
DBG_ASSERT(XML_TOKEN_INVALID != eType,
"Image map element doesn't support appropriate service!");
if (XML_TOKEN_INVALID == eType)
return;
// now: handle ImageMapObject properties (those for all types)
// XLINK (URL property)
Any aAny = rPropertySet->getPropertyValue(gsURL);
OUString sHref;
aAny >>= sHref;
if (!sHref.isEmpty())
{
mrExport.AddAttribute(XML_NAMESPACE_XLINK, XML_HREF, mrExport.GetRelativeReference(sHref));
}
mrExport.AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, XML_SIMPLE );
// Target property (and xlink:show)
aAny = rPropertySet->getPropertyValue(gsTarget);
OUString sTargt;
aAny >>= sTargt;
if (!sTargt.isEmpty())
{
mrExport.AddAttribute(
XML_NAMESPACE_OFFICE, XML_TARGET_FRAME_NAME, sTargt);
mrExport.AddAttribute(
XML_NAMESPACE_XLINK, XML_SHOW,
sTargt == "_blank" ? XML_NEW : XML_REPLACE );
}
// name
aAny = rPropertySet->getPropertyValue(gsName);
OUString sItemName;
aAny >>= sItemName;
if (!sItemName.isEmpty())
{
mrExport.AddAttribute(XML_NAMESPACE_OFFICE, XML_NAME, sItemName);
}
// is-active
aAny = rPropertySet->getPropertyValue(gsIsActive);
if (! *o3tl::doAccess<bool>(aAny))
{
mrExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NOHREF, XML_NOHREF);
}
// call specific rectangle/circle/... method
// also prepare element name
switch (eType)
{
case XML_AREA_RECTANGLE:
ExportRectangle(rPropertySet);
break;
case XML_AREA_CIRCLE:
ExportCircle(rPropertySet);
break;
case XML_AREA_POLYGON:
ExportPolygon(rPropertySet);
break;
default:
break;
}
// write element
DBG_ASSERT(XML_TOKEN_INVALID != eType,
"No name?! How did this happen?");
SvXMLElementExport aAreaElement(mrExport, XML_NAMESPACE_DRAW, eType,
true/*bWhiteSpace*/, true/*bWhiteSpace*/);
// title property (as <svg:title> element)
OUString sTitle;
rPropertySet->getPropertyValue(gsTitle) >>= sTitle;
if(!sTitle.isEmpty())
{
SvXMLElementExport aEventElemt(mrExport, XML_NAMESPACE_SVG, XML_TITLE, true/*bWhiteSpace*/, false);
mrExport.Characters(sTitle);
}
// description property (as <svg:desc> element)
OUString sDescription;
rPropertySet->getPropertyValue(gsDescription) >>= sDescription;
if (!sDescription.isEmpty())
{
SvXMLElementExport aDesc(mrExport, XML_NAMESPACE_SVG, XML_DESC, true/*bWhiteSpace*/, false);
mrExport.Characters(sDescription);
}
// export events attached to this
Reference<XEventsSupplier> xSupplier(rPropertySet, UNO_QUERY);
mrExport.GetEventExport().Export(xSupplier);
// else: no service info -> can't determine type -> ignore entry
}
void XMLImageMapExport::ExportRectangle(
const Reference<XPropertySet> & rPropertySet)
{
// get boundary rectangle
Any aAny = rPropertySet->getPropertyValue(gsBoundary);
awt::Rectangle aRectangle;
aAny >>= aRectangle;
// parameters svg:x, svg:y, svg:width, svg:height
OUStringBuffer aBuffer;
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aRectangle.X);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_X,
aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aRectangle.Y);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_Y,
aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer,
aRectangle.Width);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_WIDTH,
aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer,
aRectangle.Height);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_HEIGHT,
aBuffer.makeStringAndClear() );
}
void XMLImageMapExport::ExportCircle(
const Reference<XPropertySet> & rPropertySet)
{
// get boundary rectangle
Any aAny = rPropertySet->getPropertyValue(gsCenter);
awt::Point aCenter;
aAny >>= aCenter;
// parameters svg:cx, svg:cy
OUStringBuffer aBuffer;
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aCenter.X);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_CX,
aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aCenter.Y);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_CY,
aBuffer.makeStringAndClear() );
// radius
aAny = rPropertySet->getPropertyValue(gsRadius);
sal_Int32 nRadius = 0;
aAny >>= nRadius;
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, nRadius);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_R,
aBuffer.makeStringAndClear() );
}
void XMLImageMapExport::ExportPolygon(const Reference<XPropertySet> & rPropertySet)
{
// polygons get exported as bounding box, viewbox, and coordinate
// pair sequence. The bounding box is always the entire image.
// get polygon point sequence
Any aAny = rPropertySet->getPropertyValue(gsPolygon);
PointSequence aPoly;
aAny >>= aPoly;
const basegfx::B2DPolygon aPolygon(
basegfx::utils::UnoPointSequenceToB2DPolygon(
aPoly));
const basegfx::B2DRange aPolygonRange(aPolygon.getB2DRange());
// parameters svg:x, svg:y, svg:width, svg:height
OUStringBuffer aBuffer;
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, 0);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_X, aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, 0);
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_Y, aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, basegfx::fround(aPolygonRange.getWidth()));
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_WIDTH, aBuffer.makeStringAndClear() );
mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, basegfx::fround(aPolygonRange.getHeight()));
mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_HEIGHT, aBuffer.makeStringAndClear() );
// svg:viewbox
SdXMLImExViewBox aViewBox(0.0, 0.0, aPolygonRange.getWidth(), aPolygonRange.getHeight());
mrExport.AddAttribute(XML_NAMESPACE_SVG, XML_VIEWBOX, aViewBox.GetExportString());
// export point sequence
const OUString aPointString(
basegfx::utils::exportToSvgPoints(
aPolygon));
mrExport.AddAttribute(XML_NAMESPACE_DRAW, XML_POINTS, aPointString);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */