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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 INCLUDED_SVX_SOURCE_TABLE_TABLELAYOUTER_HXX
#define INCLUDED_SVX_SOURCE_TABLE_TABLELAYOUTER_HXX
#include <sal/types.h>
#include <basegfx/range/b2irectangle.hxx>
#include <basegfx/tuple/b2ituple.hxx>
#include <o3tl/safeint.hxx>
#include <vector>
#include <svx/svdotable.hxx>
#include <celltypes.hxx>
namespace tools { class Rectangle; }
namespace editeng {
class SvxBorderLine;
}
namespace sdr::table {
/** returns true if the cell(nMergedCol,nMergedRow) is merged with other cells.
the returned cell( rOriginCol, rOriginRow ) is the origin( top left cell ) of the merge.
*/
bool findMergeOrigin( const TableModelRef& xTable, sal_Int32 nMergedCol, sal_Int32 nMergedRow, sal_Int32& rOriginCol, sal_Int32& rOriginRow );
typedef std::vector< editeng::SvxBorderLine* > BorderLineVector;
typedef std::vector< BorderLineVector > BorderLineMap;
// TableModel
struct EdgeInfo final
{
sal_Int32 nIndex;
sal_Int32 nPosition;
sal_Int32 nMin;
sal_Int32 nMax;
EdgeInfo(sal_Int32 nInIndex, sal_Int32 nInPosition, sal_Int32 nInMin, sal_Int32 nInMax)
: nIndex(nInIndex)
, nPosition(nInPosition)
, nMin(nInMin)
, nMax(nInMax)
{}
};
class TableLayouter final
{
public:
explicit TableLayouter( TableModelRef xTableModel );
~TableLayouter();
/** try to fit the table into the given rectangle.
If the rectangle is too small, it will be grown to fit the table.
if bFitWidth or bFitHeight is set, the layouter tries to scale
the rows and/or columns to the given area. The result my be bigger
to fulfill constrains.
if bFitWidth or bFitHeight is set, the model is changed.
*/
void LayoutTable( ::tools::Rectangle& rRectangle, bool bFitWidth, bool bFitHeight );
void UpdateBorderLayout();
bool getCellArea( const CellRef& xCell, const CellPos& rPos, basegfx::B2IRectangle& rArea ) const;
::sal_Int32 getRowCount() const { return static_cast< ::sal_Int32 >( maRows.size() ); }
::sal_Int32 getColumnCount() const { return static_cast< ::sal_Int32 >( maColumns.size() ); }
sal_Int32 getRowHeight( sal_Int32 nRow ) const;
sal_Int32 getColumnWidth( sal_Int32 nColumn ) const;
sal_Int32 calcPreferredColumnWidth( sal_Int32 nColumn, Size aSize ) const;
sal_Int32 getMinimumColumnWidth( sal_Int32 nColumn );
/** checks if the given edge is visible.
Edges between merged cells are not visible.
*/
bool isEdgeVisible( sal_Int32 nEdgeX, sal_Int32 nEdgeY, bool bHorizontal ) const;
/** returns the requested borderline in rpBorderLine or a null pointer if there is no border at this edge */
editeng::SvxBorderLine* getBorderLine( sal_Int32 nEdgeX, sal_Int32 nEdgeY, bool bHorizontal )const;
void updateCells( ::tools::Rectangle const & rRectangle );
std::vector<EdgeInfo> getHorizontalEdges();
sal_Int32 getHorizontalEdge( int nEdgeY, sal_Int32* pnMin, sal_Int32* pnMax );
std::vector<EdgeInfo> getVerticalEdges();
sal_Int32 getVerticalEdge( int nEdgeX , sal_Int32* pnMin, sal_Int32* pnMax);
void DistributeColumns( ::tools::Rectangle& rArea,
sal_Int32 nFirstCol,
sal_Int32 nLastCol,
const bool bOptimize,
const bool bMinimize );
void DistributeRows( ::tools::Rectangle& rArea,
sal_Int32 nFirstRow,
sal_Int32 nLastRow,
const bool bOptimize,
const bool bMinimize );
void dumpAsXml(xmlTextWriterPtr pWriter) const;
void LayoutTableWidth(::tools::Rectangle& rArea, bool bFit);
void LayoutTableHeight(::tools::Rectangle& rArea, bool bFit);
private:
CellRef getCell( const CellPos& rPos ) const;
basegfx::B2ITuple getCellSize( const CellRef& xCell, const CellPos& rPos ) const;
bool isValidColumn( sal_Int32 nColumn ) const { return (nColumn >= 0) && (o3tl::make_unsigned(nColumn) < maColumns.size()); }
bool isValidRow( sal_Int32 nRow ) const { return (nRow >= 0) && (o3tl::make_unsigned(nRow) < maRows.size()); }
bool isValid( const CellPos& rPos ) const { return isValidColumn( rPos.mnCol ) && isValidRow( rPos.mnRow ); }
void ClearBorderLayout();
static void ClearBorderLayout(BorderLineMap& rMap);
void ResizeBorderLayout();
void ResizeBorderLayout( BorderLineMap& rMap );
void SetBorder( sal_Int32 nCol, sal_Int32 nRow, bool bHorizontal, const editeng::SvxBorderLine* pLine );
static bool HasPriority( const editeng::SvxBorderLine* pThis, const editeng::SvxBorderLine* pOther );
struct Layout
{
sal_Int32 mnPos;
sal_Int32 mnSize;
sal_Int32 mnMinSize;
Layout() : mnPos( 0 ), mnSize( 0 ), mnMinSize( 0 ) {}
void clear() { mnPos = 0; mnSize = 0; mnMinSize = 0; }
void dumpAsXml(xmlTextWriterPtr pWriter) const;
};
typedef std::vector< Layout > LayoutVector;
static sal_Int32 distribute( LayoutVector& rLayouts, sal_Int32 nDistribute );
TableModelRef mxTable;
LayoutVector maRows;
LayoutVector maColumns;
BorderLineMap maHorizontalBorders;
BorderLineMap maVerticalBorders;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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