1 /* -*- Mode: C++; c-default-style: "k&r"; indent-tabs-mode: nil; tab-width: 2; c-basic-offset: 2 -*- */
2 
3 /* libmwaw
4 * Version: MPL 2.0 / LGPLv2+
5 *
6 * The contents of this file are subject to the Mozilla Public License Version
7 * 2.0 (the "License"); you may not use this file except in compliance with
8 * the License or as specified alternatively below. You may obtain a copy of
9 * the License at http://www.mozilla.org/MPL/
10 *
11 * Software distributed under the License is distributed on an "AS IS" basis,
12 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 * for the specific language governing rights and limitations under the
14 * License.
15 *
16 * Major Contributor(s):
17 * Copyright (C) 2002 William Lachance (wrlach@gmail.com)
18 * Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
19 * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
20 * Copyright (C) 2006, 2007 Andrew Ziem
21 * Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
22 *
23 *
24 * All Rights Reserved.
25 *
26 * For minor contributions see the git repository.
27 *
28 * Alternatively, the contents of this file may be used under the terms of
29 * the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
30 * in which case the provisions of the LGPLv2+ are applicable
31 * instead of those above.
32 */
33 
34 #ifndef MWAW_SECTION_H
35 #define MWAW_SECTION_H
36 
37 #include <iostream>
38 #include <vector>
39 
40 #include <librevenge/librevenge.h>
41 
42 #include "libmwaw_internal.hxx"
43 
44 /** a class which stores section properties */
45 class MWAWSection
46 {
47 public:
48   struct Column;
49   //! constructor
MWAWSection()50   MWAWSection()
51     : m_columns()
52     , m_width(0)
53     , m_columnSeparator()
54     , m_balanceText(false)
55     , m_backgroundColor(MWAWColor::white())
56   {
57     m_columnSeparator.m_style=MWAWBorder::None;
58   }
59   MWAWSection(MWAWSection const &)=default;
60   MWAWSection &operator=(MWAWSection const &)=default;
61   MWAWSection &operator=(MWAWSection &&)=default;
62   //! destructor
63   virtual ~MWAWSection();
64 
65   /** a function which sets n uniform columns
66 
67   \note: this erases previous columns and border if there are some
68    */
69   void setColumns(int num, double width, librevenge::RVNGUnit widthUnit, double colSep=0);
70   //! returns the number of columns
numColumns() const71   int numColumns() const
72   {
73     return m_columns.empty() ? 1 : int(m_columns.size());
74   }
75   //! returns the true if the section has only one columns
hasSingleColumns() const76   bool hasSingleColumns() const
77   {
78     return m_columns.size() <= 1;
79   }
80   //! add to the propList
81   void addTo(librevenge::RVNGPropertyList &propList) const;
82   //! add tabs to the propList
83   void addColumnsTo(librevenge::RVNGPropertyListVector &propList) const;
84   //! operator <<
85   friend std::ostream &operator<<(std::ostream &o, MWAWSection const &sec);
86   //! operator!=
operator !=(MWAWSection const & sec) const87   bool operator!=(MWAWSection const &sec) const
88   {
89     if (m_columns.size()!=sec.m_columns.size())
90       return true;
91     for (size_t c=0; c < m_columns.size(); c++) {
92       if (m_columns[c] != sec.m_columns[c])
93         return true;
94     }
95     if (m_columnSeparator != sec.m_columnSeparator)
96       return true;
97     if (m_balanceText!=sec.m_balanceText || m_backgroundColor!=sec.m_backgroundColor)
98       return true;
99     return false;
100   }
101   //! operator==
operator ==(MWAWSection const & sec) const102   bool operator==(MWAWSection const &sec) const
103   {
104     return !operator!=(sec);
105   }
106 
107   //! the different column
108   std::vector<Column> m_columns;
109   //! the total section width ( if set )
110   double m_width;
111   /** the vertical separator between columns */
112   MWAWBorder m_columnSeparator;
113   //! true if the text is balanced between different columns
114   bool m_balanceText;
115   //! the background color
116   MWAWColor m_backgroundColor;
117 
118 public:
119   /** struct to store the columns properties */
120   struct Column {
121     //! constructor
ColumnMWAWSection::Column122     Column()
123       : m_width(0)
124       , m_widthUnit(librevenge::RVNG_INCH)
125     {
126       for (auto &margin : m_margins) margin=0;
127     }
128     //! add a column to the propList
129     bool addTo(librevenge::RVNGPropertyList &propList) const;
130     //! operator <<
131     friend std::ostream &operator<<(std::ostream &o, Column const &column);
132     //! operator!=
operator !=MWAWSection::Column133     bool operator!=(Column const &col) const
134     {
135       if (m_width<col.m_width || m_width>col.m_width || m_widthUnit!=col.m_widthUnit)
136         return true;
137       for (int i = 0; i < 4; i++) {
138         if (m_margins[i]<col.m_margins[i] || m_margins[i]>col.m_margins[i])
139           return true;
140       }
141       return false;
142     }
143     //! operator==
operator ==MWAWSection::Column144     bool operator==(Column const &col) const
145     {
146       return !operator!=(col);
147     }
148 
149     //! the columns width
150     double m_width;
151     /** the width unit (default inches) */
152     librevenge::RVNGUnit m_widthUnit;
153     //! the margins in inches using libmwaw::Position orders
154     double m_margins[4];
155   };
156 };
157 #endif
158 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
159