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#include "rtf_table.h"
#include <set>
#include <ostream>
#include <iostream>
#include <stdexcept>
#include <functional>
#include <algorithm>
typedef std::set<int> intset;
template <class T, class C>
std::basic_ostream<C>& operator<<(std::basic_ostream<C> &dest, std::set<T> &s)
{
for (typename std::set<T>::iterator i=s.begin(); i!=s.end(); ++i)
dest<<*i<<" ";
return dest;
}
std::string table::make()
{
std::string result;
intset pts;
iterator row, span_row, row2;
table_cell_defs::iterator cell_def, prev_cell_def, cell_def_2;
table_cells::iterator cell;
intset::iterator pt, ptp;
int left, right, colspan;
bool btop, bbottom, bleft, bright;
std::string style;
for (row=begin(); row!=end();)
{
if ((*row)->Cells.empty())
{
delete *row;
row=erase(row);
}
else
{
pts.insert((*row)->Left);
for (cell_def=(*row)->CellDefs->begin(); cell_def!=(*row)->CellDefs->end(); ++cell_def)
{
pts.insert((*cell_def)->Right);
}
++row;
}
}
if (pts.empty())
{
throw std::logic_error("No CellDefs!");
}
pt=pts.begin();
ptp=pts.end();
ptp--;
result="<table border=0 width=";
result+=from_int((int)rint((*ptp-*pt)/15));
result+=" style=\"margin-left:";
result+=from_int((int)rint(*pt/15));
result+=";border-collapse: collapse;\">";
result+="<tr height=0>";
for (ptp=pt++=pts.begin(); pt!=pts.end(); ptp=pt++)
{
result+="<td width=";
result+=from_int((int)rint((*pt-*ptp)/15));
result+="></td>";
//coefficient may be different
}
result+="</tr>\n";
// first, we'll determine all the rowspans and leftsides
for (row=begin(); row!=end(); ++row)
{
if ((*row)->CellDefs->size()!=(*row)->Cells.size())
throw std::logic_error("Number of Cells and number of CellDefs are unequal!");
for (cell_def=(*row)->CellDefs->begin(), cell=(*row)->Cells.begin();
cell!=(*row)->Cells.end();
++cell, prev_cell_def=cell_def++
)
{
if (cell_def==(*row)->CellDefs->begin())
(*cell_def)->Left=(*row)->Left;
else
(*cell_def)->Left=(*prev_cell_def)->Right;
if ((*cell_def)->FirstMerged)
{
for (span_row=row, ++span_row; span_row!=end();
++span_row)
{
cell_def_2=
std::find_if((*span_row)->CellDefs->begin(),
(*span_row)->CellDefs->end(),
std::bind2nd(
std::mem_fun(&table_cell_def::right_equals),
(*cell_def)->Right));
if (cell_def_2==(*span_row)->CellDefs->end())
break;
if (!(*cell_def_2)->Merged)
break;
}
(*cell)->Rowspan=span_row-row;
}
}
}
for (row=begin(); row!=end(); ++row)
{
result+="<tr>";
pt=pts.find((*row)->Left);
if (pt==pts.end())
throw std::logic_error("No row.left point!");
if (pt!=pts.begin())
{
result+="<td colspan=";
result+=from_int(std::distance(pts.begin(), pt));
result+="></td>";
}
for (cell_def=(*row)->CellDefs->begin(), cell=(*row)->Cells.begin();
cell!=(*row)->Cells.end(); ++cell, ++cell_def)
{
ptp=pts.find((*cell_def)->Right);
if (ptp==pts.end())
throw std::logic_error("No celldef.right point!");
colspan=std::distance(pt, ptp);
pt=ptp;
if (!(*cell_def)->Merged)
{
result+="<td";
// analyzing borders
left=(*cell_def)->Left;
right=(*cell_def)->Right;
bbottom=(*cell_def)->BorderBottom;
btop=(*cell_def)->BorderTop;
bleft=(*cell_def)->BorderLeft;
bright=(*cell_def)->BorderRight;
span_row=row;
if ((*cell_def)->FirstMerged)
std::advance(span_row, (*cell)->Rowspan-1);
for (row2=row; row2!=span_row; ++row2)
{
cell_def_2=
std::find_if((*row2)->CellDefs->begin(),
(*row2)->CellDefs->end(),
std::bind2nd(
std::mem_fun(&table_cell_def::right_equals),
left));
if (cell_def_2!=(*row2)->CellDefs->end())
{
bleft=bleft && (*cell_def_2)->BorderRight;
}
cell_def_2=
std::find_if((*row2)->CellDefs->begin(),
(*row2)->CellDefs->end(),
std::bind2nd(
std::mem_fun(&table_cell_def::left_equals),
right));
if (cell_def_2!=(*row2)->CellDefs->end())
{
bright=bright && (*cell_def_2)->BorderLeft;
}
}
if (bbottom && btop && bleft && bright)
{
style="border:1px solid black;";
}
else
{
style="";
if (bbottom)
style+="border-bottom:1px solid black;";
if (btop)
style+="border-top:1px solid black;";
if (bleft)
style+="border-left:1px solid black;";
if (bright)
style+="border-right:1px solid black;";
}
if (!style.empty())
{
result+=" style=\"";
result+=style;
result+="\"";
}
if (colspan>1)
{
result+=" colspan=";
result+=from_int(colspan);
}
if ((*cell_def)->FirstMerged)
{
result+=" rowspan=";
result+=from_int((*cell)->Rowspan);
}
switch ((*cell_def)->VAlign)
{
case table_cell_def::valign_top:
result+=" valign=top";
break;
case table_cell_def::valign_bottom:
result+=" valign=bottom";
break;
case table_cell_def::valign_center:
break;
}
result+=">";
if ((*cell)->Text[0]>0)
result+=(*cell)->Text;
else
result+=" ";
result+="</td>";
}
}
result+="</tr>";
}
result+="</table>";
return result;
}
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