mirror of
https://invent.kde.org/graphics/okular
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89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
/***************************************************************************
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* Copyright (C) 2005 by Piotr Szymanski <niedakh@gmail.com> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "core/misc.h"
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#include <kdebug.h>
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#include "debug_p.h"
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using namespace Okular;
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class TextSelection::Private
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{
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public:
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int direction;
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int it[2];
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NormalizedPoint cur[2];
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};
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TextSelection::TextSelection( const NormalizedPoint & a, const NormalizedPoint & b )
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: d( new Private )
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{
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if (b.y-a.y<0 || (b.y-a.y==0 && b.x-a.x <0))
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d->direction = 1;
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else
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d->direction = 0;
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d->cur[0] = a;
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d->cur[1] = b;
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d->it[d->direction % 2] = -1;
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d->it[(d->direction + 1) % 2] = -1;
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}
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TextSelection::~TextSelection()
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{
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delete d;
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}
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void TextSelection::end( const NormalizedPoint & p )
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{
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// changing direction as in 2b , assuming the bool->int conversion is correct
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int dir1 = d->direction;
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d->direction = (p.y - d->cur[0].y < 0 || (p.y - d->cur[0].y == 0 && p.x - d->cur[0].x < 0));
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if (d->direction != dir1)
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kDebug(OkularDebug) << "changing direction in selection";
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d->cur[1] = p;
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}
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void TextSelection::itE( int p )
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{
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d->it[(d->direction + 1) % 2] = p;
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}
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void TextSelection::itB( int p )
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{
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d->it[(d->direction) % 2] = p;
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}
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int TextSelection::direction() const
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{
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return d->direction;
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}
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NormalizedPoint TextSelection::start() const
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{
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return d->cur[d->direction % 2];
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}
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NormalizedPoint TextSelection::end() const
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{
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return d->cur[(d->direction + 1) % 2];
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}
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int TextSelection::itB() const
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{
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return d->it[d->direction % 2];
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}
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int TextSelection::itE() const
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{
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return d->it[(d->direction + 1) % 2];
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}
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