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/* GNU Ocrad - Optical Character Recognition program
Copyright (C) 2003-2019 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 2 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/>.
*/
#include <climits>
#include "segment.h"
void Csegment::add_point( const int col )
{
if( !valid() ) left = right = col;
else if( col < left ) left = col;
else if( col > right ) right = col;
}
void Csegment::add_csegment( const Csegment & seg )
{
if( seg.valid() )
{
if( !valid() ) *this = seg;
else
{
if( seg.left < left ) left = seg.left;
if( seg.right > right ) right = seg.right;
}
}
}
int Csegment::distance( const Csegment & seg ) const
{
if( !valid() || !seg.valid() ) return INT_MAX;
if( seg.right < left ) return left - seg.right;
if( seg.left > right ) return seg.left - right;
return 0;
}
int Csegment::distance( const int col ) const
{
if( !valid() ) return INT_MAX;
if( col < left ) return left - col;
if( col > right ) return col - right;
return 0;
}
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