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/***************************************************************************
* Copyright (C) 2005 by Piotr Szymanski <niedakh@gmail.com> *
* *
* 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. *
***************************************************************************/
#include "core/misc.h"
#include <kdebug.h>
#include "debug_p.h"
using namespace Okular;
class TextSelection::Private
{
public:
int direction;
int it[2];
NormalizedPoint cur[2];
};
TextSelection::TextSelection( const NormalizedPoint & a, const NormalizedPoint & b )
: d( new Private )
{
if (b.y-a.y<0 || (b.y-a.y==0 && b.x-a.x <0))
d->direction = 1;
else
d->direction = 0;
d->cur[0] = a;
d->cur[1] = b;
d->it[d->direction % 2] = -1;
d->it[(d->direction + 1) % 2] = -1;
}
TextSelection::~TextSelection()
{
delete d;
}
void TextSelection::end( const NormalizedPoint & p )
{
// changing direction as in 2b , assuming the bool->int conversion is correct
int dir1 = d->direction;
d->direction = (p.y - d->cur[0].y < 0 || (p.y - d->cur[0].y == 0 && p.x - d->cur[0].x < 0));
if (d->direction != dir1)
kDebug(OkularDebug) << "changing direction in selection";
d->cur[1] = p;
}
void TextSelection::itE( int p )
{
d->it[(d->direction + 1) % 2] = p;
}
void TextSelection::itB( int p )
{
d->it[(d->direction) % 2] = p;
}
int TextSelection::direction() const
{
return d->direction;
}
NormalizedPoint TextSelection::start() const
{
return d->cur[d->direction % 2];
}
NormalizedPoint TextSelection::end() const
{
return d->cur[(d->direction + 1) % 2];
}
int TextSelection::itB() const
{
return d->it[d->direction % 2];
}
int TextSelection::itE() const
{
return d->it[(d->direction + 1) % 2];
}
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