104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
/*
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open source routing machine
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Copyright (C) Dennis Luxen, others 2010
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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 AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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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 Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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#ifndef QUERY_DATA_FACADE_H
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#define QUERY_DATA_FACADE_H
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//Exposes all data access interfaces to the algorithms via base class ptr
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#include "../../DataStructures/Coordinate.h"
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#include "../../DataStructures/PhantomNodes.h"
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#include "../../DataStructures/TurnInstructions.h"
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#include "../../typedefs.h"
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#include <string>
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template<class EdgeDataT>
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class QueryDataFacade {
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public:
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QueryDataFacade() { }
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virtual ~QueryDataFacade() { }
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//search graph access
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virtual unsigned GetNumberOfNodes() const = 0;
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virtual unsigned GetNumberOfEdges() const = 0;
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virtual unsigned GetOutDegree( const NodeID n ) const = 0;
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virtual NodeID GetTarget( const EdgeID e ) const = 0;
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virtual EdgeDataT &GetEdgeData( const EdgeID e ) = 0;
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virtual const EdgeDataT &GetEdgeData( const EdgeID e ) const = 0;
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virtual EdgeID BeginEdges( const NodeID n ) const = 0;
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virtual EdgeID EndEdges( const NodeID n ) const = 0;
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//searches for a specific edge
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virtual EdgeID FindEdge( const NodeID from, const NodeID to ) const = 0;
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virtual EdgeID FindEdgeInEitherDirection(
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const NodeID from,
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const NodeID to
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) const = 0;
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virtual EdgeID FindEdgeIndicateIfReverse(
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const NodeID from,
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const NodeID to,
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bool & result
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) const = 0;
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//node and edge information access
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virtual FixedPointCoordinate GetCoordinateOfNode(
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const unsigned id
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) const = 0;
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virtual TurnInstruction GetTurnInstructionForEdgeID(
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const unsigned id
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) const = 0;
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virtual bool LocateClosestEndPointForCoordinate(
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const FixedPointCoordinate& input_coordinate,
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FixedPointCoordinate& result,
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const unsigned zoom_level = 18
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) const = 0;
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virtual bool FindPhantomNodeForCoordinate(
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const FixedPointCoordinate & input_coordinate,
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PhantomNode & resulting_phantom_node,
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const unsigned zoom_level
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) const = 0;
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virtual unsigned GetCheckSum() const = 0;
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virtual unsigned GetNameIndexFromEdgeID(const unsigned id) const = 0;
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virtual void GetName(
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const unsigned name_id,
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std::string & result
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) const = 0;
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};
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#endif // QUERY_DATA_FACADE_H
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