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113 lines
3.7 KiB
113 lines
3.7 KiB
// Copyright (C) 2003 Dominique Devriese <devriese@kde.org>
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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// 02110-1301, USA.
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#include "base_type.h"
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#include "point_imp.h"
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#include "line_imp.h"
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#include "bogus_imp.h"
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#include "object_calcer.h"
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#include "../misc/common.h"
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ObjectABType::ObjectABType( const char* fulltypename, const ArgsParser::spec* spec, int n )
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: ArgsParserObjectType( fulltypename, spec, n )
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{
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}
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ObjectABType::~ObjectABType()
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{
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}
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ObjectImp* ObjectABType::calc( const Args& parents, const KigDocument& ) const
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{
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if ( ! margsparser.checkArgs( parents ) )
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return new InvalidImp;
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Coordinate a = static_cast<const PointImp*>( parents[0] )->coordinate();
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Coordinate b = static_cast<const PointImp*>( parents[1] )->coordinate();
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return calc( a, b );
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}
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bool ObjectABType::canMove( const ObjectTypeCalcer& o ) const
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{
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return isFreelyTranslatable( o );
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/*
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* as observed by domi: this object is actually movable also
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* if one point is FreelyTranslatable and the other is
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* only movable, but then the "move" itself requires some
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* trickery.
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*/
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}
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bool ObjectABType::isFreelyTranslatable( const ObjectTypeCalcer& o ) const
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{
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std::vector<ObjectCalcer*> parents = o.parents();
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return parents[0]->isFreelyTranslatable() && parents[1]->isFreelyTranslatable();
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}
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void ObjectABType::move( ObjectTypeCalcer& o, const Coordinate& to,
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const KigDocument& d ) const
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{
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std::vector<ObjectCalcer*> parents = o.parents();
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assert( margsparser.checkArgs( parents ) );
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const Coordinate a = static_cast<const PointImp*>( parents[0]->imp() )->coordinate();
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const Coordinate b = static_cast<const PointImp*>( parents[1]->imp() )->coordinate();
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const Coordinate dist = b - a;
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if ( parents[0]->canMove() )
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parents[0]->move( to, d );
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if ( parents[1]->canMove() )
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parents[1]->move( to + dist, d );
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}
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ObjectLPType::ObjectLPType( const char* fullname, const ArgsParser::spec* spec, int n )
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: ArgsParserObjectType( fullname, spec, n )
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{
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}
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ObjectLPType::~ObjectLPType()
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{
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}
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ObjectImp* ObjectLPType::calc( const Args& args, const KigDocument& ) const
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{
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if ( ! margsparser.checkArgs( args ) ) return new InvalidImp;
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LineData l = static_cast<const AbstractLineImp*>( args[0] )->data();
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Coordinate c = static_cast<const PointImp*>( args[1] )->coordinate();
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return calc( l, c );
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}
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const Coordinate ObjectABType::moveReferencePoint( const ObjectTypeCalcer& o ) const
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{
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std::vector<ObjectCalcer*> parents = o.parents();
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assert( margsparser.checkArgs( parents ) );
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return static_cast<const PointImp*>( parents[0]->imp() )->coordinate();
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}
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std::vector<ObjectCalcer*> ObjectABType::movableParents( const ObjectTypeCalcer& ourobj ) const
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{
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std::vector<ObjectCalcer*> parents = ourobj.parents();
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std::set<ObjectCalcer*> ret;
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std::vector<ObjectCalcer*> tmp = parents[0]->movableParents();
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ret.insert( tmp.begin(), tmp.end() );
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tmp = parents[1]->movableParents();
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ret.insert( tmp.begin(), tmp.end() );
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ret.insert( parents.begin(), parents.end() );
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return std::vector<ObjectCalcer*>( ret.begin(), ret.end() );
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}
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