office-gobmx/sc/inc/columnspanset.hxx
Kohei Yoshida af7df25bcc fdo#78062: Broadcast only on non-empty cells within deleted range.
We don't want to broadcast over the whole selected range, which may be
the whole sheet which is well over 1 billion cells !

Change-Id: I7c139ce5efe09312cf824e35f0efe551184032eb
2014-05-03 00:55:41 -04:00

149 lines
3.5 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/.
*/
#ifndef INCLUDED_SC_INC_COLUMNSPANSET_HXX
#define INCLUDED_SC_INC_COLUMNSPANSET_HXX
#include "address.hxx"
#include <vector>
#include <mdds/flat_segment_tree.hpp>
#include <boost/noncopyable.hpp>
class ScDocument;
class ScColumn;
class ScMarkData;
class ScRange;
namespace sc {
struct ColumnBlockConstPosition;
struct RowSpan
{
SCROW mnRow1;
SCROW mnRow2;
RowSpan(SCROW nRow1, SCROW nRow2);
};
struct SC_DLLPUBLIC ColRowSpan
{
SCCOLROW mnStart;
SCCOLROW mnEnd;
ColRowSpan(SCCOLROW nStart, SCCOLROW nEnd);
};
/**
* Structure that stores segments of boolean flags per column, and perform
* custom action on those segments.
*/
class ColumnSpanSet : boost::noncopyable
{
public:
typedef mdds::flat_segment_tree<SCROW, bool> ColumnSpansType;
private:
struct ColumnType
{
ColumnSpansType maSpans;
ColumnSpansType::const_iterator miPos;
ColumnType(SCROW nStart, SCROW nEnd, bool bInit);
};
typedef std::vector<ColumnType*> TableType;
typedef std::vector<TableType*> DocType;
DocType maDoc;
bool mbInit;
ColumnType& getColumn(SCTAB nTab, SCCOL nCol);
public:
class Action
{
public:
virtual ~Action() = 0;
virtual void startColumn(SCTAB nTab, SCCOL nCol);
virtual void execute(const ScAddress& rPos, SCROW nLength, bool bVal) = 0;
};
class ColumnAction
{
public:
virtual ~ColumnAction() = 0;
virtual void startColumn(ScColumn* pCol) = 0;
virtual void execute(SCROW nRow1, SCROW nRow2, bool bVal) = 0;
};
ColumnSpanSet(bool bInit);
~ColumnSpanSet();
void set(SCTAB nTab, SCCOL nCol, SCROW nRow, bool bVal);
void set(SCTAB nTab, SCCOL nCol, SCROW nRow1, SCROW nRow2, bool bVal);
void set(const ScRange& rRange, bool bVal);
/**
* Scan specified range in a specified sheet and mark all non-empty cells
* with specified boolean value.
*/
void scan(const ScDocument& rDoc, SCTAB nTab, SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW nRow2, bool bVal);
void executeAction(Action& ac) const;
void executeColumnAction(ScDocument& rDoc, ColumnAction& ac) const;
};
/**
* Keep track of spans in a single column only.
*/
class SingleColumnSpanSet
{
public:
typedef mdds::flat_segment_tree<SCROW, bool> ColumnSpansType;
typedef std::vector<RowSpan> SpansType;
SingleColumnSpanSet();
/**
* Scan an entire column and tag all non-empty cell positions.
*/
void scan(const ScColumn& rColumn);
/**
* Scan a column between specified range, and tag all non-empty cell
* positions.
*/
void scan(const ScColumn& rColumn, SCROW nStart, SCROW nEnd);
void scan(
ColumnBlockConstPosition& rBlockPos, const ScColumn& rColumn, SCROW nStart, SCROW nEnd);
/**
* Scan all marked data and tag all marked segments in specified column.
*/
void scan(const ScMarkData& rMark, SCTAB nTab, SCCOL nCol);
void set(SCROW nRow1, SCROW nRow2, bool bVal);
void getRows(std::vector<SCROW> &rRows) const;
void getSpans(SpansType& rSpans) const;
private:
ColumnSpansType maSpans;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */