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/* GNU Ocrad - Optical Character Recognition program
Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
2012 Antonio Diaz Diaz.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class Page_image;
class Rational;
class Textline : public Track
{
int big_initials_;
mutable std::vector< Character * > cpv;
public:
Textline() : big_initials_( 0 ) {}
Textline( const Textline & tl );
Textline & operator=( const Textline & tl );
~Textline() throw();
void set_track();
void verify_big_initials() throw();
int big_initials() const throw() { return big_initials_; }
Character & character( const int i ) const throw();
Character * character_at( const int col ) const throw();
int characters() const throw() { return cpv.size(); }
Rectangle charbox( const Character & c ) const throw();
int width() const throw()
{ return cpv.size() ? cpv.back()->right() - cpv.front()->left() : 0; }
void delete_character( const int i ) throw();
int shift_characterp( Character * const p, const bool big = false );
bool insert_space( const int i, const bool tab = false );
void insert_spaces();
void join( Textline & tl );
int mean_height() const throw();
Rational mean_width() const throw();
Rational mean_gap_width( const int first = 0, int last = -1 ) const throw();
int mean_hcenter() const throw();
int mean_vcenter() const throw();
void print( const Control & control ) const throw();
void dprint( const Control & control, const bool graph,
const bool recursive ) const throw();
void xprint( const Control & control ) const throw();
void cmark( Page_image & page_image ) const throw();
void recognize1( const Charset & charset ) const;
void recognize2( const Charset & charset );
void apply_filter( const Filter & filter );
};
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