utils/tex2rtf/src/table.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        table.cpp
   3 // Purpose:     Utilities for manipulating tables
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/01/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #endif
  25
  26 #include "wx/hash.h"
  27
  28 #ifdef new
  29 #undef new
  30 #endif
  31
  32 #if wxUSE_IOSTREAMH
  33 #include <iostream.h>
  34 #include <fstream.h>
  35 #else
  36 #include <iostream>
  37 #include <fstream>
  38 #endif
  39
  40 #include <ctype.h>
  41 #include "tex2any.h"
  42 #include "table.h"
  43
  44 ColumnData TableData[40];
  45 bool inTabular = FALSE;
  46
  47 bool startRows = FALSE;
  48 bool tableVerticalLineLeft = FALSE;
  49 bool tableVerticalLineRight = FALSE;
  50 int noColumns = 0;   // Current number of columns in table
  51 int ruleTop = 0;
  52 int ruleBottom = 0;
  53 int currentRowNumber = 0;
  54
  55 /*
  56  * Parse table argument
  57  *
  58  */
  59
  60 bool ParseTableArgument(char *value)
  61 {
  62   noColumns = 0;
  63   int i = 0;
  64   int len = strlen(value);
  65   bool isBorder = FALSE;
  66   while (i < len)
  67   {
  68     int ch = value[i];
  69     if (ch == '|')
  70     {
  71       i ++;
  72       isBorder = TRUE;
  73     }
  74     else if (ch == 'l')
  75     {
  76       TableData[noColumns].leftBorder = isBorder;
  77       TableData[noColumns].rightBorder = FALSE;
  78       TableData[noColumns].justification = 'l';
  79       TableData[noColumns].width = 2000; // Estimate
  80       TableData[noColumns].absWidth = FALSE;
  81 //      TableData[noColumns].spacing = ??
  82       noColumns ++;
  83       i ++;
  84       isBorder = FALSE;
  85     }
  86     else if (ch == 'c')
  87     {
  88       TableData[noColumns].leftBorder = isBorder;
  89       TableData[noColumns].rightBorder = FALSE;
  90       TableData[noColumns].justification = 'c';
  91       TableData[noColumns].width = defaultTableColumnWidth; // Estimate
  92       TableData[noColumns].absWidth = FALSE;
  93 //      TableData[noColumns].spacing = ??
  94       noColumns ++;
  95       i ++;
  96       isBorder = FALSE;
  97     }
  98     else if (ch == 'r')
  99     {
 100       TableData[noColumns].leftBorder = isBorder;
 101       TableData[noColumns].rightBorder = FALSE;
 102       TableData[noColumns].justification = 'r';
 103       TableData[noColumns].width = 2000; // Estimate
 104       TableData[noColumns].absWidth = FALSE;
 105 //      TableData[noColumns].spacing = ??
 106       noColumns ++;
 107       i ++;
 108       isBorder = FALSE;
 109     }
 110     else if (ch == 'p')
 111     {
 112       i ++;
 113       int j = 0;
 114       char numberBuf[50];
 115       ch = value[i];
 116       if (ch == '{')
 117       {
 118         i++;
 119         ch = value[i];
 120       }
 121
 122       while ((i < len) && (isdigit(ch) || ch == '.'))
 123       {
 124         numberBuf[j] = ch;
 125         j ++;
 126         i ++;
 127         ch = value[i];
 128       }
 129       // Assume we have 2 characters for units
 130       numberBuf[j] = value[i];
 131       j ++; i++;
 132       numberBuf[j] = value[i];
 133       j ++; i++;
 134       numberBuf[j] = 0;
 135       if (value[i] == '}') i++;
 136
 137       TableData[noColumns].leftBorder = isBorder;
 138       TableData[noColumns].rightBorder = FALSE;
 139       TableData[noColumns].justification = 'l';
 140       TableData[noColumns].width = 20*ParseUnitArgument(numberBuf);
 141       TableData[noColumns].absWidth = TRUE;
 142 //      TableData[noColumns].spacing = ??
 143       noColumns ++;
 144       isBorder = FALSE;
 145     }
 146     else
 147     {
 148       char *buf = new char[strlen(value) + 80];
 149       sprintf(buf, "Tabular first argument \"%s\" too complex!", value);
 150       OnError(buf);
 151       delete[] buf;
 152       return FALSE;
 153     }
 154   }
 155   if (isBorder)
 156     TableData[noColumns-1].rightBorder = TRUE;
 157   return TRUE;
 158 }