Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 439 insertions, 0 deletions

diff --git a/sw/inc/htmltbl.hxx b/sw/inc/htmltbl.hxx
new file mode 100644
index 000000000..8ed20b83f
--- /dev/null
+++ b/sw/inc/htmltbl.hxx
@@ -0,0 +1,439 @@
+/* -*- 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_SW_INC_HTMLTBL_HXX
+#define INCLUDED_SW_INC_HTMLTBL_HXX
+
+#include <memory>
+#include <vcl/timer.hxx>
+#include <editeng/svxenum.hxx>
+
+#include "swtypes.hxx"
+#include "node.hxx"
+
+class SwTableBox;
+class SwTable;
+class SwHTMLTableLayout;
+class SwDoc;
+class SwFrameFormat;
+
+#define HTMLTABLE_RESIZE_NOW (ULONG_MAX)
+
+class SwHTMLTableLayoutCnts
+{
+    std::shared_ptr<SwHTMLTableLayoutCnts> xNext;   ///< The next content.
+
+    /// Only one of the following two pointers may be set!
+    SwTableBox *pBox;               ///< A Box.
+    std::shared_ptr<SwHTMLTableLayout> xTable;      ///< A "table within a table".
+
+    /** During first run there are still no boxes. In this case
+       pStartNode is used instead of pBox. */
+    const SwStartNode *pStartNode;
+
+    /** The following counters indicate how often a pass has been
+        done for this content. Therefore they are compared against
+        a reference value. If 255 is reached the continue with 0.
+        This avoids reinitialization on every resize. */
+    sal_uInt8 nPass1Done;           ///< How many times has Pass 1 been called?
+    sal_uInt8 nWidthSet;            ///< How many times has the width been set?
+
+    bool bNoBreakTag;           ///< <NOBR>-Tag over complete content.
+
+public:
+
+    SwHTMLTableLayoutCnts(const SwStartNode* pSttNd, std::shared_ptr<SwHTMLTableLayout> const& rTab,
+                          bool bNoBreakTag, std::shared_ptr<SwHTMLTableLayoutCnts> const& rNxt);
+
+    void SetTableBox( SwTableBox *pBx ) { pBox = pBx; }
+    SwTableBox *GetTableBox() const { return pBox; }
+
+    SwHTMLTableLayout *GetTable() const { return xTable.get(); }
+
+    const SwStartNode *GetStartNode() const;
+
+    /// Calculation of next node.
+    const std::shared_ptr<SwHTMLTableLayoutCnts>& GetNext() const { return xNext; }
+
+    void SetWidthSet( sal_uInt8 nRef ) { nWidthSet = nRef; }
+    bool IsWidthSet( sal_uInt8 nRef ) const { return nRef==nWidthSet; }
+
+    void SetPass1Done( sal_uInt8 nRef ) { nPass1Done = nRef; }
+    bool IsPass1Done( sal_uInt8 nRef ) const { return nRef==nPass1Done; }
+
+    bool HasNoBreakTag() const { return bNoBreakTag; }
+};
+
+class SwHTMLTableLayoutCell
+{
+    std::shared_ptr<SwHTMLTableLayoutCnts> xContents;  ///< Content of cell.
+
+    sal_uInt16 nRowSpan;               ///< ROWSPAN of cell.
+    sal_uInt16 nColSpan;               ///< COLSPAN of cell.
+    sal_uInt16 nWidthOption;           ///< Given width of cell in Twip or %.
+
+    bool bPercentWidthOption : 1;  ///< nWidth is %-value.
+    bool bNoWrapOption : 1;        ///< NOWRAP-option.
+
+public:
+
+    SwHTMLTableLayoutCell(std::shared_ptr<SwHTMLTableLayoutCnts> const& rCnts,
+                         sal_uInt16 nRSpan, sal_uInt16 nCSpan,
+                         sal_uInt16 nWidthOpt, bool bPercentWidthOpt,
+                         bool bNWrapOpt );
+
+    /// Set or get content of a cell.
+    void SetContents(std::shared_ptr<SwHTMLTableLayoutCnts> const& rCnts) { xContents = rCnts; }
+    const std::shared_ptr<SwHTMLTableLayoutCnts>& GetContents() const { return xContents; }
+
+    inline void SetProtected();
+
+    /// Set or get ROWSPAN/COLSPAN of cell.
+    void SetRowSpan( sal_uInt16 nRSpan ) { nRowSpan = nRSpan; }
+    sal_uInt16 GetRowSpan() const { return nRowSpan; }
+    sal_uInt16 GetColSpan() const { return nColSpan; }
+
+    sal_uInt16 GetWidthOption() const { return nWidthOption; }
+    bool IsPercentWidthOption() const { return bPercentWidthOption; }
+
+    bool HasNoWrapOption() const { return bNoWrapOption; }
+};
+
+class SwHTMLTableLayoutColumn
+{
+
+    /// Interim values of AutoLayoutPass1,
+    sal_uLong nMinNoAlign, nMaxNoAlign, nAbsMinNoAlign;
+
+    /// Results of AutoLayoutPass1
+    sal_uLong nMin, nMax;
+
+    /// Results of Pass 2.
+    sal_uInt16 nAbsColWidth;                ///< In Twips.
+    sal_uInt16 nRelColWidth;                ///< In Twips or relative to USHRT_MAX.
+
+    sal_uInt16 nWidthOption;                ///< Options of <COL> or <TD>/<TH>.
+
+    bool bRelWidthOption : 1;
+    bool bLeftBorder : 1;
+
+public:
+
+    SwHTMLTableLayoutColumn( sal_uInt16 nColWidthOpt, bool bRelColWidthOpt,
+                             bool bLBorder );
+
+    inline void MergeCellWidthOption( sal_uInt16 nWidth, bool bPercent );
+    inline void SetWidthOption( sal_uInt16 nWidth );
+
+    sal_uInt16 GetWidthOption() const { return nWidthOption; }
+    bool IsRelWidthOption() const { return bRelWidthOption; }
+
+    inline void MergeMinMaxNoAlign( sal_uLong nMin, sal_uLong nMax, sal_uLong nAbsMin );
+    sal_uLong GetMinNoAlign() const { return nMinNoAlign; }
+    sal_uLong GetMaxNoAlign() const { return nMaxNoAlign; }
+    sal_uLong GetAbsMinNoAlign() const { return nAbsMinNoAlign; }
+    inline void ClearPass1Info( bool bWidthOpt );
+
+    inline void SetMinMax( sal_uLong nMin, sal_uLong nMax );
+    void SetMax( sal_uLong nVal ) { nMax = nVal; }
+    void AddToMin( sal_uLong nVal ) { nMin += nVal; }
+    void AddToMax( sal_uLong nVal ) { nMax += nVal; }
+    sal_uLong GetMin() const { return nMin; }
+    sal_uLong GetMax() const { return nMax; }
+
+    void SetAbsColWidth( sal_uInt16 nWidth ) { nAbsColWidth = nWidth; }
+    sal_uInt16 GetAbsColWidth() const { return nAbsColWidth; }
+
+    void SetRelColWidth( sal_uInt16 nWidth ) { nRelColWidth = nWidth; }
+    sal_uInt16 GetRelColWidth() const { return nRelColWidth; }
+
+    bool HasLeftBorder() const { return bLeftBorder; }
+};
+
+class SwHTMLTableLayout
+{
+    Timer m_aResizeTimer;             ///< Timer for DelayedResize.
+
+    std::vector<std::unique_ptr<SwHTMLTableLayoutColumn>> m_aColumns;
+    std::vector<std::unique_ptr<SwHTMLTableLayoutCell>>   m_aCells;
+
+    const SwTable *m_pSwTable;            ///< SwTable (Top-Table only).
+
+    sal_uLong m_nMin;                     ///< Minimal width of table (Twips).
+    sal_uLong m_nMax;                     ///< Maximal width of table (Twips).
+
+    sal_uInt16 m_nRows;                   ///< Row count.
+    sal_uInt16 m_nCols;                   ///< Column count.
+
+    sal_uInt16 m_nLeftMargin;             ///< Space to left margin (from paragraph).
+    sal_uInt16 m_nRightMargin;            ///< Space to left margin (from paragraph).
+
+    sal_uInt16 m_nInhAbsLeftSpace;        ///< Space inherited from surrounding box
+    sal_uInt16 m_nInhAbsRightSpace;       ///< that was added to boxes.
+
+    sal_uInt16 m_nRelLeftFill;            ///< Width of boxes relative to alignment
+    sal_uInt16 m_nRelRightFill;           ///< of tables in tables.
+
+    sal_uInt16 m_nRelTabWidth;            ///< Relative width of table.
+
+    sal_uInt16 m_nWidthOption;            ///< Width of table (in Twips or %).
+    sal_uInt16 m_nCellPadding;            ///< Space to contents (in Twips).
+    sal_uInt16 m_nCellSpacing;            ///< Cell spacing (in Twips).
+    sal_uInt16 m_nBorder;                 /** Line strength of outer border, or rather the
+                                        space needed for it as calculated by Netscape. */
+
+    SwTwips m_nLeftBorderWidth;
+    SwTwips m_nRightBorderWidth;
+    sal_uInt16 m_nInhLeftBorderWidth;
+    sal_uInt16 m_nInhRightBorderWidth;
+    SwTwips m_nBorderWidth;
+
+    sal_uInt16 m_nDelayedResizeAbsAvail;  ///< Param for delayed Resize.
+    sal_uInt16 m_nLastResizeAbsAvail;
+
+    sal_uInt8 m_nPass1Done;               ///< Reference-values for
+    sal_uInt8 m_nWidthSet;                ///< the runs through loop.
+
+    SvxAdjust m_eTableAdjust;             ///< Alignment of table.
+
+    bool m_bColsOption : 1;           ///< Table has a COLS-option.
+    bool m_bColTags : 1;              ///< Table has COL/COLGRP tags.
+    bool m_bPercentWidthOption : 1;       ///< Width is given in percent.
+    bool m_bUseRelWidth : 1;          ///< SwTable gets relative width.
+
+    bool m_bMustResize : 1;           ///< Table width must be defined.
+    bool m_bExportable : 1;           ///< Layout may be used for export.
+    bool m_bBordersChanged : 1;       ///< Borders have been changed.
+    bool m_bMayBeInFlyFrame : 1;      ///< Table could be within frame.
+
+    bool m_bDelayedResizeRecalc : 1;  ///< Param for delayed Resize.
+    bool m_bMustNotResize : 1;        ///< Table may not be resized.
+    bool m_bMustNotRecalc : 1;        ///< Table may not be adapted to its contents.
+
+    void AddBorderWidth( sal_uLong &rMin, sal_uLong &rMax, sal_uLong& rAbsMin,
+                         sal_uInt16 nCol, sal_uInt16 nColSpan,
+                         bool bSwBorders=true ) const;
+    void SetBoxWidth( SwTableBox *pBox, sal_uInt16 nCol, sal_uInt16 nColSpan ) const;
+
+    const SwStartNode *GetAnyBoxStartNode() const;
+    SwFrameFormat *FindFlyFrameFormat() const;
+    const SwDoc *GetDoc() const { return GetAnyBoxStartNode()->GetDoc(); }
+
+    void Resize_( sal_uInt16 nAbsAvail, bool bRecalc );
+
+    DECL_LINK( DelayedResize_Impl, Timer*, void );
+
+    static sal_uInt16 GetBrowseWidthByVisArea( const SwDoc& rDoc );
+public:
+
+    SwHTMLTableLayout( const SwTable *pSwTable,
+                       sal_uInt16 nRows, sal_uInt16 nCols, bool bColsOpt, bool ColTgs,
+                       sal_uInt16 nWidth, bool bPercentWidth, sal_uInt16 nBorderOpt,
+                       sal_uInt16 nCellPad, sal_uInt16 nCellSp, SvxAdjust eAdjust,
+                       sal_uInt16 nLMargin, sal_uInt16 nRMargin, sal_uInt16 nBWidth,
+                       sal_uInt16 nLeftBWidth, sal_uInt16 nRightBWidth );
+
+    ~SwHTMLTableLayout();
+
+    sal_uInt16 GetLeftCellSpace( sal_uInt16 nCol, sal_uInt16 nColSpan,
+                             bool bSwBorders=true ) const;
+    sal_uInt16 GetRightCellSpace( sal_uInt16 nCol, sal_uInt16 nColSpan,
+                              bool bSwBorders=true ) const;
+    inline sal_uInt16 GetInhCellSpace( sal_uInt16 nCol, sal_uInt16 nColSpan ) const;
+
+    inline void SetInhBorderWidths( sal_uInt16 nLeft, sal_uInt16 nRight );
+
+    void GetAvail( sal_uInt16 nCol, sal_uInt16 nColSpan, sal_uInt16& rAbsAvail,
+                   sal_uInt16& rRelAvail ) const;
+
+    void AutoLayoutPass1();
+    void AutoLayoutPass2( sal_uInt16 nAbsAvail, sal_uInt16 nRelAvail,
+                          sal_uInt16 nAbsLeftSpace, sal_uInt16 nAbsRightSpace,
+                          sal_uInt16 nParentInhSpace );
+    void SetWidths( bool bCallPass2=false, sal_uInt16 nAbsAvail=0,
+                    sal_uInt16 nRelAvail=0, sal_uInt16 nAbsLeftSpace=0,
+                    sal_uInt16 nAbsRightSpace=0,
+                    sal_uInt16 nParentInhSpace=0 );
+
+    inline SwHTMLTableLayoutColumn *GetColumn( sal_uInt16 nCol ) const;
+    inline void SetColumn( std::unique_ptr<SwHTMLTableLayoutColumn> pCol, sal_uInt16 nCol );
+
+    inline SwHTMLTableLayoutCell *GetCell( sal_uInt16 nRow, sal_uInt16 nCol ) const;
+    inline void SetCell( std::unique_ptr<SwHTMLTableLayoutCell> pCell, sal_uInt16 nRow, sal_uInt16 nCol );
+
+    sal_uLong GetMin() const { return m_nMin; }
+    sal_uLong GetMax() const { return m_nMax; }
+
+    inline long GetBrowseWidthMin() const;
+
+    bool HasColsOption() const { return m_bColsOption; }
+    bool HasColTags() const { return m_bColTags; }
+
+    bool IsTopTable() const  { return m_pSwTable != nullptr; }
+
+    void SetMustResize( bool bSet ) { m_bMustResize = bSet; }
+    void SetMustNotResize( bool bSet ) { m_bMustNotResize = bSet; }
+    void SetMustNotRecalc( bool bSet ) { m_bMustNotRecalc = bSet; }
+
+    /** Recalculation of table widths for available width that has been passed.
+     - If bRecalc is set, contents of boxes are included into calculation.
+     - If bForce is set, table will be recalculated even if this was
+       disallowed by SetMustNotResize.
+     - If nDelay > 0 the calculation is delayed accordingly. Resizing calls
+       occurring during delay-time are ignored, but the delay may be counted
+       under certain circumstances.
+     - If nDelay == HTMLTABLE_RESIZE_NOW, resize immediately and do not
+       consider any resize-calls that might possibly be in order.
+     - The return value indicates whether the table has been changed. */
+    bool Resize( sal_uInt16 nAbsAvail, bool bRecalc=false, bool bForce=false,
+                 sal_uLong nDelay=0 );
+
+    void BordersChanged( sal_uInt16 nAbsAvail );
+
+    /** Calculate available width. This works only if a layout or a
+     SwViewShell exists. Otherwise returns 0.
+     This is needed by HTML-filter because it doesn't have access to the layout.) */
+    static sal_uInt16 GetBrowseWidth( const SwDoc& rDoc );
+
+    /// Calculates available width by table-frame.
+    sal_uInt16 GetBrowseWidthByTabFrame( const SwTabFrame& rTabFrame ) const;
+
+    /** Calculates available width by the table-frame or
+     static GetBrowseWidth if no layout exists. */
+    sal_uInt16 GetBrowseWidthByTable( const SwDoc& rDoc ) const;
+
+    /// For Export.
+    sal_uInt16 GetWidthOption() const { return m_nWidthOption; }
+    bool   HasPercentWidthOption() const { return m_bPercentWidthOption; }
+
+    sal_uInt16 GetCellPadding() const { return m_nCellPadding; }
+    sal_uInt16 GetCellSpacing() const { return m_nCellSpacing; }
+    sal_uInt16 GetBorder() const { return m_nBorder; }
+
+    sal_uInt16 GetRowCount() const { return m_nRows; }
+    sal_uInt16 GetColCount() const { return m_nCols; }
+
+    void SetExportable( bool bSet ) { m_bExportable = bSet; }
+    bool IsExportable() const { return m_bExportable; }
+
+    bool HaveBordersChanged() const { return m_bBordersChanged; }
+
+    void SetMayBeInFlyFrame( bool bSet ) { m_bMayBeInFlyFrame = bSet; }
+    bool MayBeInFlyFrame() const { return m_bMayBeInFlyFrame; }
+};
+
+inline void SwHTMLTableLayoutCell::SetProtected()
+{
+    nRowSpan = 1;
+    nColSpan = 1;
+    xContents.reset();
+}
+
+inline void SwHTMLTableLayoutColumn::MergeMinMaxNoAlign( sal_uLong nCMin,
+    sal_uLong nCMax,    sal_uLong nAbsMin )
+{
+    if( nCMin > nMinNoAlign )
+        nMinNoAlign = nCMin;
+    if( nCMax > nMaxNoAlign )
+        nMaxNoAlign = nCMax;
+    if( nAbsMin > nAbsMinNoAlign )
+        nAbsMinNoAlign = nAbsMin;
+}
+
+inline void SwHTMLTableLayoutColumn::ClearPass1Info( bool bWidthOpt )
+{
+    nMinNoAlign = nMaxNoAlign = nAbsMinNoAlign = MINLAY;
+    nMin = nMax = 0;
+    if( bWidthOpt )
+    {
+        nWidthOption = 0;
+        bRelWidthOption = false;
+    }
+}
+
+inline void SwHTMLTableLayoutColumn::MergeCellWidthOption(
+    sal_uInt16 nWidth, bool bRel )
+{
+    if( !nWidthOption ||
+        (bRel==bRelWidthOption && nWidthOption < nWidth) )
+    {
+        nWidthOption = nWidth;
+        bRelWidthOption = bRel;
+    }
+}
+
+inline void SwHTMLTableLayoutColumn::SetMinMax( sal_uLong nMn, sal_uLong nMx )
+{
+    nMin = nMn;
+    nMax = nMx;
+}
+
+inline sal_uInt16 SwHTMLTableLayout::GetInhCellSpace( sal_uInt16 nCol,
+                                                  sal_uInt16 nColSpan ) const
+{
+    sal_uInt16 nSpace = 0;
+    if( nCol==0 )
+        nSpace = nSpace + m_nInhAbsLeftSpace;
+    if( nCol+nColSpan==m_nCols )
+        nSpace = nSpace + m_nInhAbsRightSpace;
+
+    return nSpace;
+}
+
+inline SwHTMLTableLayoutColumn *SwHTMLTableLayout::GetColumn( sal_uInt16 nCol ) const
+{
+    return m_aColumns[nCol].get();
+}
+
+inline void SwHTMLTableLayoutColumn::SetWidthOption( sal_uInt16 nWidth )
+{
+    nWidthOption = nWidth;
+    bRelWidthOption = true;
+}
+
+inline void SwHTMLTableLayout::SetColumn( std::unique_ptr<SwHTMLTableLayoutColumn> pCol, sal_uInt16 nCol )
+{
+    m_aColumns[nCol] = std::move(pCol);
+}
+
+inline SwHTMLTableLayoutCell *SwHTMLTableLayout::GetCell( sal_uInt16 nRow, sal_uInt16 nCol ) const
+{
+    return m_aCells[static_cast<size_t>(nRow)*m_nCols+nCol].get();
+}
+
+inline void SwHTMLTableLayout::SetCell( std::unique_ptr<SwHTMLTableLayoutCell> pCell,
+                               sal_uInt16 nRow, sal_uInt16 nCol )
+{
+    m_aCells[static_cast<size_t>(nRow)*m_nCols+nCol] = std::move(pCell);
+}
+
+inline long SwHTMLTableLayout::GetBrowseWidthMin() const
+{
+    return static_cast<long>( (!m_nWidthOption || m_bPercentWidthOption) ? m_nMin : m_nRelTabWidth );
+}
+
+void SwHTMLTableLayout::SetInhBorderWidths( sal_uInt16 nLeft, sal_uInt16 nRight )
+{
+    m_nInhLeftBorderWidth = nLeft;
+    m_nInhRightBorderWidth = nRight;
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */