office-gobmx/sccomp/source/solver/SolverComponent.cxx
Rafael Lima 2f1dcf01d7 tdf#157519 Implement Sensitivity Report in LpSolve solver
This patch implements sensitivity analysis when using the LpSolve solver engine.

It also adds the infrastructure needed for future implementations in other solver engines via the css::sheet::SensitivityReport struct.

Change-Id: I74c2ed9c6201a0b2ffc29ef612d2b778d11a3bef
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/173642
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
2024-10-09 14:49:07 +02:00

265 lines
8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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*
* 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 "SolverComponent.hxx"
#include <strings.hrc>
#include <com/sun/star/container/XIndexAccess.hpp>
#include <com/sun/star/sheet/XSpreadsheetDocument.hpp>
#include <com/sun/star/sheet/XSpreadsheet.hpp>
#include <com/sun/star/table/CellAddress.hpp>
#include <cppuhelper/supportsservice.hxx>
#include <unotools/resmgr.hxx>
using namespace com::sun::star;
constexpr OUStringLiteral STR_NONNEGATIVE = u"NonNegative";
constexpr OUStringLiteral STR_INTEGER = u"Integer";
constexpr OUStringLiteral STR_TIMEOUT = u"Timeout";
constexpr OUStringLiteral STR_EPSILONLEVEL = u"EpsilonLevel";
constexpr OUStringLiteral STR_LIMITBBDEPTH = u"LimitBBDepth";
constexpr OUStringLiteral STR_GEN_SENSITIVITY = u"GenSensitivityReport";
constexpr OUStringLiteral STR_SENSITIVITY_REPORT = u"SensitivityReport";
// Resources from tools are used for translated strings
OUString SolverComponent::GetResourceString(TranslateId aId)
{
return Translate::get(aId, Translate::Create("scc"));
}
size_t ScSolverCellHash::operator()( const css::table::CellAddress& rAddress ) const
{
return ( rAddress.Sheet << 24 ) | ( rAddress.Column << 16 ) | rAddress.Row;
}
bool ScSolverCellEqual::operator()( const css::table::CellAddress& rAddr1, const css::table::CellAddress& rAddr2 ) const
{
return AddressEqual( rAddr1, rAddr2 );
}
namespace
{
enum
{
PROP_NONNEGATIVE,
PROP_INTEGER,
PROP_TIMEOUT,
PROP_EPSILONLEVEL,
PROP_LIMITBBDEPTH,
PROP_GEN_SENSITIVITY,
PROP_SENSITIVITY_REPORT
};
}
uno::Reference<table::XCell> SolverComponent::GetCell( const uno::Reference<sheet::XSpreadsheetDocument>& xDoc,
const table::CellAddress& rPos )
{
uno::Reference<container::XIndexAccess> xSheets( xDoc->getSheets(), uno::UNO_QUERY );
uno::Reference<sheet::XSpreadsheet> xSheet( xSheets->getByIndex( rPos.Sheet ), uno::UNO_QUERY );
return xSheet->getCellByPosition( rPos.Column, rPos.Row );
}
void SolverComponent::SetValue( const uno::Reference<sheet::XSpreadsheetDocument>& xDoc,
const table::CellAddress& rPos, double fValue )
{
SolverComponent::GetCell( xDoc, rPos )->setValue( fValue );
}
double SolverComponent::GetValue( const uno::Reference<sheet::XSpreadsheetDocument>& xDoc,
const table::CellAddress& rPos )
{
return SolverComponent::GetCell( xDoc, rPos )->getValue();
}
SolverComponent::SolverComponent() :
mbMaximize( true ),
mbNonNegative( false ),
mbInteger( false ),
mnTimeout( 100 ),
mnEpsilonLevel( 0 ),
mbLimitBBDepth( true ),
mbGenSensitivity(false),
mbSuccess( false ),
mfResultValue( 0.0 )
{
// for XPropertySet implementation:
registerProperty(STR_NONNEGATIVE, PROP_NONNEGATIVE, 0, &mbNonNegative, cppu::UnoType<decltype(mbNonNegative)>::get());
registerProperty(STR_INTEGER, PROP_INTEGER, 0, &mbInteger, cppu::UnoType<decltype(mbInteger)>::get());
registerProperty(STR_TIMEOUT, PROP_TIMEOUT, 0, &mnTimeout, cppu::UnoType<decltype(mnTimeout)>::get());
registerProperty(STR_EPSILONLEVEL, PROP_EPSILONLEVEL, 0, &mnEpsilonLevel, cppu::UnoType<decltype(mnEpsilonLevel)>::get());
registerProperty(STR_LIMITBBDEPTH, PROP_LIMITBBDEPTH, 0, &mbLimitBBDepth, cppu::UnoType<decltype(mbLimitBBDepth)>::get());
registerProperty(STR_GEN_SENSITIVITY, PROP_GEN_SENSITIVITY, 0, &mbGenSensitivity, cppu::UnoType<decltype(mbGenSensitivity)>::get());
// Sensitivity report
registerProperty(STR_SENSITIVITY_REPORT, PROP_SENSITIVITY_REPORT, 0, &m_aSensitivityReport, cppu::UnoType<decltype(m_aSensitivityReport)>::get());
}
SolverComponent::~SolverComponent()
{
}
IMPLEMENT_FORWARD_XINTERFACE2( SolverComponent, SolverComponent_Base, comphelper::OPropertyContainer2 )
IMPLEMENT_FORWARD_XTYPEPROVIDER2( SolverComponent, SolverComponent_Base, comphelper::OPropertyContainer2 )
cppu::IPropertyArrayHelper* SolverComponent::createArrayHelper() const
{
uno::Sequence<beans::Property> aProps;
describeProperties( aProps );
return new cppu::OPropertyArrayHelper( aProps );
}
cppu::IPropertyArrayHelper& SolverComponent::getInfoHelper()
{
return *getArrayHelper();
}
uno::Reference<beans::XPropertySetInfo> SAL_CALL SolverComponent::getPropertySetInfo()
{
return createPropertySetInfo( getInfoHelper() );
}
// XSolverDescription
OUString SAL_CALL SolverComponent::getStatusDescription()
{
return maStatus;
}
OUString SAL_CALL SolverComponent::getPropertyDescription( const OUString& rPropertyName )
{
TranslateId pResId;
sal_Int32 nHandle = getInfoHelper().getHandleByName( rPropertyName );
switch (nHandle)
{
case PROP_NONNEGATIVE:
pResId = RID_PROPERTY_NONNEGATIVE;
break;
case PROP_INTEGER:
pResId = RID_PROPERTY_INTEGER;
break;
case PROP_TIMEOUT:
pResId = RID_PROPERTY_TIMEOUT;
break;
case PROP_EPSILONLEVEL:
pResId = RID_PROPERTY_EPSILONLEVEL;
break;
case PROP_LIMITBBDEPTH:
pResId = RID_PROPERTY_LIMITBBDEPTH;
break;
case PROP_GEN_SENSITIVITY:
pResId = RID_PROPERTY_SENSITIVITY;
break;
default:
{
// unknown - leave empty
}
}
OUString aRet;
if (pResId)
aRet = SolverComponent::GetResourceString(pResId);
return aRet;
}
// XSolver: settings
uno::Reference<sheet::XSpreadsheetDocument> SAL_CALL SolverComponent::getDocument()
{
return mxDoc;
}
void SAL_CALL SolverComponent::setDocument( const uno::Reference<sheet::XSpreadsheetDocument>& _document )
{
mxDoc = _document;
}
table::CellAddress SAL_CALL SolverComponent::getObjective()
{
return maObjective;
}
void SAL_CALL SolverComponent::setObjective( const table::CellAddress& _objective )
{
maObjective = _objective;
}
uno::Sequence<table::CellAddress> SAL_CALL SolverComponent::getVariables()
{
return maVariables;
}
void SAL_CALL SolverComponent::setVariables( const uno::Sequence<table::CellAddress>& _variables )
{
maVariables = _variables;
}
uno::Sequence<sheet::SolverConstraint> SAL_CALL SolverComponent::getConstraints()
{
return maConstraints;
}
void SAL_CALL SolverComponent::setConstraints( const uno::Sequence<sheet::SolverConstraint>& _constraints )
{
maConstraints = _constraints;
}
sal_Bool SAL_CALL SolverComponent::getMaximize()
{
return mbMaximize;
}
void SAL_CALL SolverComponent::setMaximize( sal_Bool _maximize )
{
mbMaximize = _maximize;
}
// XSolver: get results
sal_Bool SAL_CALL SolverComponent::getSuccess()
{
return mbSuccess;
}
double SAL_CALL SolverComponent::getResultValue()
{
return mfResultValue;
}
uno::Sequence<double> SAL_CALL SolverComponent::getSolution()
{
return maSolution;
}
// XServiceInfo
sal_Bool SAL_CALL SolverComponent::supportsService( const OUString& rServiceName )
{
return cppu::supportsService(this, rServiceName);
}
uno::Sequence<OUString> SAL_CALL SolverComponent::getSupportedServiceNames()
{
return { u"com.sun.star.sheet.Solver"_ustr };
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */