sc/inc/dpitemdata.hxx

   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
  10 #ifndef INCLUDED_SC_INC_DPITEMDATA_HXX
  11 #define INCLUDED_SC_INC_DPITEMDATA_HXX
  12
  13 #include "scdllapi.h"
  14 #include "address.hxx"
  15
  16 #include <sal/types.h>
  17 #include <rtl/ustring.hxx>
  18 #include "calcmacros.hxx"
  19 #include "dpglobal.hxx"
  20
  21 /**
  22  * When assigning a string value, you can also assign an interned string
  23  * whose life-cycle is managed by the pivot cache that it belongs to.  Those
  24  * methods that take a string pointer assume that the string is interned.
  25  *
  26  * <p>Do make sure that an item with an interned string won't persist after
  27  * the pivot cache has been destroyed or reloaded.</p>
  28  */
  29 class SC_DLLPUBLIC ScDPItemData
  30 {
  31     friend class ScDPCache;
  32
  33 public:
  34     enum Type { GroupValue = 0, RangeStart = 1, Value = 2, String = 3, Error = 4, Empty = 5 };
  35
  36     static const sal_Int32 DateFirst;
  37     static const sal_Int32 DateLast;
  38
  39     struct GroupValueAttr
  40     {
  41         sal_Int32 mnGroupType;
  42         sal_Int32 mnValue;
  43     };
  44
  45     struct Hash
  46     {
  47         size_t operator() (const ScDPItemData& rVal) const;
  48     };
  49
  50 private:
  51
  52     union {
  53         const OUString* mpString;
  54         GroupValueAttr maGroupValue;
  55         double mfValue;
  56     };
  57
  58     sal_uInt8 meType:3;
  59     bool mbStringInterned:1;
  60
  61     void DisposeString();
  62
  63 public:
  64     // case insensitive equality
  65     static sal_Int32 Compare(const ScDPItemData& rA, const ScDPItemData& rB);
  66
  67     ScDPItemData();
  68     ScDPItemData(const ScDPItemData& r);
  69     ScDPItemData(const OUString& rStr);
  70     ScDPItemData(sal_Int32 nGroupType, sal_Int32 nValue);
  71     ~ScDPItemData();
  72
  73     Type GetType() const;
  74     void SetEmpty();
  75     void SetString(const OUString& rS);
  76     void SetString(const OUString* pS);
  77     void SetValue(double fVal);
  78     void SetRangeStart(double fVal);
  79     void SetRangeFirst();
  80     void SetRangeLast();
  81     void SetErrorString(const OUString* pS);
  82     bool IsCaseInsEqual(const ScDPItemData& r) const;
  83
  84     // exact equality
  85     bool operator==(const ScDPItemData& r) const;
  86     bool operator!=(const ScDPItemData& r) const;
  87     bool operator< (const ScDPItemData& r) const;
  88
  89     ScDPItemData& operator= (const ScDPItemData& r);
  90
  91     bool IsEmpty() const;
  92     bool IsValue() const;
  93     OUString GetString() const;
  94     double GetValue() const;
  95     GroupValueAttr GetGroupValue() const;
  96     bool HasStringData() const ;
  97
  98     ScDPValue::Type GetCellType() const;
  99
 100 #if DEBUG_PIVOT_TABLE
 101     void Dump(const char* msg) const;
 102 #endif
 103 };
 104
 105 #endif
 106
 107 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */