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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef SOLVER_HXX
21 : #define SOLVER_HXX
22 :
23 : #include <com/sun/star/sheet/XSolver.hpp>
24 : #include <com/sun/star/sheet/XSolverDescription.hpp>
25 : #include <com/sun/star/table/CellAddress.hpp>
26 : #include <com/sun/star/table/XCell.hpp>
27 : #include <com/sun/star/lang/XServiceInfo.hpp>
28 : #include <cppuhelper/implbase3.hxx>
29 : #include <comphelper/broadcasthelper.hxx>
30 : #include <comphelper/propertycontainer.hxx>
31 : #include <comphelper/proparrhlp.hxx>
32 :
33 : #include <boost/unordered_map.hpp>
34 :
35 : class ResMgr;
36 :
37 : // hash map for the coefficients of a dependent cell (objective or constraint)
38 : // The size of each vector is the number of columns (variable cells) plus one, first entry is initial value.
39 :
40 : struct ScSolverCellHash
41 : {
42 : size_t operator()( const css::table::CellAddress& rAddress ) const;
43 : };
44 :
45 0 : inline bool AddressEqual( const css::table::CellAddress& rAddr1, const css::table::CellAddress& rAddr2 )
46 : {
47 0 : return rAddr1.Sheet == rAddr2.Sheet && rAddr1.Column == rAddr2.Column && rAddr1.Row == rAddr2.Row;
48 : }
49 :
50 : struct ScSolverCellEqual
51 : {
52 : bool operator()( const css::table::CellAddress& rAddr1, const css::table::CellAddress& rAddr2 ) const;
53 : };
54 :
55 : typedef boost::unordered_map< css::table::CellAddress, std::vector<double>, ScSolverCellHash, ScSolverCellEqual > ScSolverCellHashMap;
56 :
57 : typedef cppu::WeakImplHelper3<
58 : com::sun::star::sheet::XSolver,
59 : com::sun::star::sheet::XSolverDescription,
60 : com::sun::star::lang::XServiceInfo >
61 : SolverComponent_Base;
62 :
63 : class SolverComponent : public comphelper::OMutexAndBroadcastHelper,
64 : public comphelper::OPropertyContainer,
65 : public comphelper::OPropertyArrayUsageHelper< SolverComponent >,
66 : public SolverComponent_Base
67 : {
68 : protected:
69 : static ResMgr* pSolverResMgr;
70 :
71 : // settings
72 : com::sun::star::uno::Reference< com::sun::star::sheet::XSpreadsheetDocument > mxDoc;
73 : com::sun::star::table::CellAddress maObjective;
74 : com::sun::star::uno::Sequence< com::sun::star::table::CellAddress > maVariables;
75 : com::sun::star::uno::Sequence< com::sun::star::sheet::SolverConstraint > maConstraints;
76 : sal_Bool mbMaximize;
77 : // set via XPropertySet
78 : sal_Bool mbNonNegative;
79 : sal_Bool mbInteger;
80 : sal_Int32 mnTimeout;
81 : sal_Int32 mnEpsilonLevel;
82 : sal_Bool mbLimitBBDepth;
83 : // results
84 : sal_Bool mbSuccess;
85 : double mfResultValue;
86 : com::sun::star::uno::Sequence< double > maSolution;
87 : OUString maStatus;
88 :
89 : static OUString GetResourceString( sal_uInt32 nId );
90 : static css::uno::Reference<css::table::XCell> GetCell(
91 : const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
92 : const css::table::CellAddress& rPos );
93 : static void SetValue(
94 : const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
95 : const css::table::CellAddress& rPos, double fValue );
96 : static double GetValue(
97 : const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
98 : const css::table::CellAddress& rPos );
99 :
100 : public:
101 : SolverComponent();
102 : virtual ~SolverComponent();
103 :
104 : DECLARE_XINTERFACE()
105 : DECLARE_XTYPEPROVIDER()
106 :
107 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo()
108 : throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
109 : virtual ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() SAL_OVERRIDE; // from OPropertySetHelper
110 : virtual ::cppu::IPropertyArrayHelper* createArrayHelper() const SAL_OVERRIDE; // from OPropertyArrayUsageHelper
111 :
112 : // XSolver
113 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::sheet::XSpreadsheetDocument > SAL_CALL getDocument()
114 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
115 : virtual void SAL_CALL setDocument( const ::com::sun::star::uno::Reference<
116 : ::com::sun::star::sheet::XSpreadsheetDocument >& _document )
117 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
118 : virtual ::com::sun::star::table::CellAddress SAL_CALL getObjective() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
119 : virtual void SAL_CALL setObjective( const ::com::sun::star::table::CellAddress& _objective )
120 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
121 : virtual ::com::sun::star::uno::Sequence< ::com::sun::star::table::CellAddress > SAL_CALL getVariables()
122 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
123 : virtual void SAL_CALL setVariables( const ::com::sun::star::uno::Sequence<
124 : ::com::sun::star::table::CellAddress >& _variables )
125 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
126 : virtual ::com::sun::star::uno::Sequence< ::com::sun::star::sheet::SolverConstraint > SAL_CALL getConstraints()
127 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
128 : virtual void SAL_CALL setConstraints( const ::com::sun::star::uno::Sequence<
129 : ::com::sun::star::sheet::SolverConstraint >& _constraints )
130 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
131 : virtual sal_Bool SAL_CALL getMaximize() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
132 : virtual void SAL_CALL setMaximize( sal_Bool _maximize ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
133 :
134 : virtual sal_Bool SAL_CALL getSuccess() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
135 : virtual double SAL_CALL getResultValue() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
136 : virtual ::com::sun::star::uno::Sequence< double > SAL_CALL getSolution()
137 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
138 :
139 : virtual void SAL_CALL solve() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE = 0;
140 :
141 : // XSolverDescription
142 : virtual OUString SAL_CALL getComponentDescription() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE = 0;
143 : virtual OUString SAL_CALL getStatusDescription() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
144 : virtual OUString SAL_CALL getPropertyDescription( const OUString& aPropertyName )
145 : throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
146 :
147 : // XServiceInfo
148 : virtual OUString SAL_CALL getImplementationName()
149 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE = 0;
150 : virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName )
151 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
152 : virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames()
153 : throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
154 : };
155 :
156 : #endif
157 :
158 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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