2022-10-08 17:16:13 -04:00

74 lines
2.8 KiB
C++

/******************************************************************************
* Project: libsidx - A C API wrapper around libspatialindex
* Purpose: C++ object declarations to implement a query of the index's leaves.
* Author: Howard Butler, hobu.inc@gmail.com
******************************************************************************
* Copyright (c) 2009, Howard Butler
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
******************************************************************************/
#pragma once
#include "sidx_export.h"
class LeafQueryResult;
class SIDX_DLL LeafQuery : public SpatialIndex::IQueryStrategy
{
private:
std::queue<SpatialIndex::id_type> m_ids;
std::vector<LeafQueryResult> m_results;
public:
LeafQuery();
~LeafQuery() { }
void getNextEntry( const SpatialIndex::IEntry& entry,
SpatialIndex::id_type& nextEntry,
bool& hasNext);
std::vector<LeafQueryResult> const& GetResults() const {return m_results;}
};
class SIDX_DLL LeafQueryResult
{
private:
std::vector<SpatialIndex::id_type> ids;
SpatialIndex::Region* bounds;
SpatialIndex::id_type m_id;
LeafQueryResult();
public:
LeafQueryResult(SpatialIndex::id_type id) : bounds(0), m_id(id){}
~LeafQueryResult() {if (bounds!=0) delete bounds;}
/// Copy constructor.
LeafQueryResult(LeafQueryResult const& other);
/// Assignment operator.
LeafQueryResult& operator=(LeafQueryResult const& rhs);
std::vector<SpatialIndex::id_type> const& GetIDs() const;
void SetIDs(std::vector<SpatialIndex::id_type>& v);
const SpatialIndex::Region* GetBounds() const;
void SetBounds(const SpatialIndex::Region* b);
SpatialIndex::id_type getIdentifier() const {return m_id;}
void setIdentifier(uint32_t v) {m_id = v;}
};