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/* -*- 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 .
*/
#ifndef SC_DPTABLECACHE_HXX
#define SC_DPTABLECACHE_HXX
#include "global.hxx"
#include "dpnumgroupinfo.hxx"
#include "dpmacros.hxx"
#include "tools/date.hxx"
#include <boost/noncopyable.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/ptr_container/ptr_vector.hpp>
#include <boost/unordered_set.hpp>
#include <mdds/flat_segment_tree.hpp>
#include <vector>
#include <set>
struct ScQueryParam;
class ScDPObject;
class ScDPItemData;
struct ScDPNumGroupInfo;
/**
* This class represents the cached data part of the datapilot cache table
* implementation.
*/
class SC_DLLPUBLIC ScDPCache : boost::noncopyable
{
typedef boost::unordered_set<rtl::OUString, rtl::OUStringHash> StringSetType;
public:
typedef std::vector<ScDPItemData> ItemsType;
typedef std::set<ScDPObject*> ObjectSetType;
typedef std::vector<rtl::OUString> LabelsType;
typedef std::vector<SCROW> IndexArrayType;
struct GroupItems : boost::noncopyable
{
ItemsType maItems;
ScDPNumGroupInfo maInfo;
sal_Int32 mnGroupType;
GroupItems();
GroupItems(const ScDPNumGroupInfo& rInfo, sal_Int32 nGroupType);
};
struct Field : boost::noncopyable
{
/**
* Optional items for grouped field.
*/
boost::scoped_ptr<GroupItems> mpGroup;
/**
* Unique values in the field, stored in ascending order.
*/
ItemsType maItems;
/**
* Original source data represented as indices to the unique value
* list. The order of the data is as they appear in the original
* data source.
*/
IndexArrayType maData;
sal_uLong mnNumFormat;
Field();
};
/**
* Interface for connecting to database source. Column index is 0-based.
*/
class DBConnector
{
public:
virtual long getColumnCount() const = 0;
virtual rtl::OUString getColumnLabel(long nCol) const = 0;
virtual bool first() = 0;
virtual bool next() = 0;
virtual void finish() = 0;
virtual void getValue(long nCol, ScDPItemData& rData, short& rNumType) const = 0;
virtual ~DBConnector() {}
};
private:
ScDocument* mpDoc;
long mnColumnCount;
/**
* All pivot table objects that references this cache.
*/
mutable ObjectSetType maRefObjects;
typedef boost::ptr_vector<Field> FieldsType;
typedef boost::ptr_vector<GroupItems> GroupFieldsType;
FieldsType maFields;
GroupFieldsType maGroupFields;
mutable StringSetType maStringPool;
LabelsType maLabelNames; // Stores dimension names.
mdds::flat_segment_tree<SCROW, bool> maEmptyRows;
SCROW mnDataSize;
SCROW mnRowCount;
bool mbDisposing;
public:
const rtl::OUString* InternString(const rtl::OUString& rStr) const;
void AddReference(ScDPObject* pObj) const;
void RemoveReference(ScDPObject* pObj) const;
const ObjectSetType& GetAllReferences() const;
SCROW GetIdByItemData(long nDim, const ScDPItemData& rItem) const;
rtl::OUString GetFormattedString(long nDim, const ScDPItemData& rItem) const;
long AppendGroupField();
void ResetGroupItems(long nDim, const ScDPNumGroupInfo& rNumInfo, sal_Int32 nGroupType);
SCROW SetGroupItem(long nDim, const ScDPItemData& rData);
void GetGroupDimMemberIds(long nDim, std::vector<SCROW>& rIds) const;
void ClearGroupFields();
const ScDPNumGroupInfo* GetNumGroupInfo(long nDim) const;
sal_Int32 GetGroupType(long nDim) const;
SCCOL GetDimensionIndex(const rtl::OUString& sName) const;
sal_uLong GetNumberFormat( long nDim ) const;
bool IsDateDimension( long nDim ) const ;
long GetDimMemberCount(long nDim) const;
SCROW GetOrder( long nDim, SCROW nIndex ) const;
const ItemsType& GetDimMemberValues( SCCOL nDim ) const;
bool InitFromDoc(ScDocument* pDoc, const ScRange& rRange);
bool InitFromDataBase(DBConnector& rDB);
SCROW GetRowCount() const;
SCROW GetDataSize() const;
SCROW GetItemDataId( sal_uInt16 nDim, SCROW nRow, bool bRepeatIfEmpty ) const;
rtl::OUString GetDimensionName(LabelsType::size_type nDim) const;
bool IsRowEmpty(SCROW nRow) const;
bool ValidQuery(SCROW nRow, const ScQueryParam& rQueryParam) const;
ScDocument* GetDoc() const;
long GetColumnCount() const;
const ScDPItemData* GetItemDataById( long nDim, SCROW nId ) const;
ScDPCache(ScDocument* pDoc);
~ScDPCache();
#if DEBUG_PIVOT_TABLE
void Dump() const;
#endif
private:
void PostInit();
void Clear();
void AddLabel(const rtl::OUString& rLabel);
const GroupItems* GetGroupItems(long nDim) const;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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