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// Copyright (C) 2003 Dominique Devriese <devriese@kde.org>
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.
#include "base_type.h"
#include "point_imp.h"
#include "line_imp.h"
#include "bogus_imp.h"
#include "object_calcer.h"
#include "../misc/common.h"
ObjectABType::ObjectABType( const char* fulltypename, const ArgsParser::spec* spec, int n )
: ArgsParserObjectType( fulltypename, spec, n )
{
}
ObjectABType::~ObjectABType()
{
}
ObjectImp* ObjectABType::calc( const Args& parents, const KigDocument& ) const
{
if ( ! margsparser.checkArgs( parents ) )
return new InvalidImp;
Coordinate a = static_cast<const PointImp*>( parents[0] )->coordinate();
Coordinate b = static_cast<const PointImp*>( parents[1] )->coordinate();
return calc( a, b );
}
bool ObjectABType::canMove( const ObjectTypeCalcer& o ) const
{
return isFreelyTranslatable( o );
/*
* as observed by domi: this object is actually movable also
* if one point is FreelyTranslatable and the other is
* only movable, but then the "move" itself requires some
* trickery.
*/
}
bool ObjectABType::isFreelyTranslatable( const ObjectTypeCalcer& o ) const
{
std::vector<ObjectCalcer*> parents = o.parents();
return parents[0]->isFreelyTranslatable() && parents[1]->isFreelyTranslatable();
}
void ObjectABType::move( ObjectTypeCalcer& o, const Coordinate& to,
const KigDocument& d ) const
{
std::vector<ObjectCalcer*> parents = o.parents();
assert( margsparser.checkArgs( parents ) );
const Coordinate a = static_cast<const PointImp*>( parents[0]->imp() )->coordinate();
const Coordinate b = static_cast<const PointImp*>( parents[1]->imp() )->coordinate();
const Coordinate dist = b - a;
if ( parents[0]->canMove() )
parents[0]->move( to, d );
if ( parents[1]->canMove() )
parents[1]->move( to + dist, d );
}
ObjectLPType::ObjectLPType( const char* fullname, const ArgsParser::spec* spec, int n )
: ArgsParserObjectType( fullname, spec, n )
{
}
ObjectLPType::~ObjectLPType()
{
}
ObjectImp* ObjectLPType::calc( const Args& args, const KigDocument& ) const
{
if ( ! margsparser.checkArgs( args ) ) return new InvalidImp;
LineData l = static_cast<const AbstractLineImp*>( args[0] )->data();
Coordinate c = static_cast<const PointImp*>( args[1] )->coordinate();
return calc( l, c );
}
const Coordinate ObjectABType::moveReferencePoint( const ObjectTypeCalcer& o ) const
{
std::vector<ObjectCalcer*> parents = o.parents();
assert( margsparser.checkArgs( parents ) );
return static_cast<const PointImp*>( parents[0]->imp() )->coordinate();
}
std::vector<ObjectCalcer*> ObjectABType::movableParents( const ObjectTypeCalcer& ourobj ) const
{
std::vector<ObjectCalcer*> parents = ourobj.parents();
std::set<ObjectCalcer*> ret;
std::vector<ObjectCalcer*> tmp = parents[0]->movableParents();
ret.insert( tmp.begin(), tmp.end() );
tmp = parents[1]->movableParents();
ret.insert( tmp.begin(), tmp.end() );
ret.insert( parents.begin(), parents.end() );
return std::vector<ObjectCalcer*>( ret.begin(), ret.end() );
}
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