File indexing completed on 2024-07-14 07:17:20

0001 /*
0002     SPDX-FileCopyrightText: 2005 Jason Harris <kstars@30doradus.org>
0003 
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006 
0007 #pragma once
0008 
0009 #include "noprecessindex.h"
0010 
0011 #include <QHash>
0012 #include <QPolygonF>
0013 
0014 class PolyList;
0015 class ConstellationBoundary;
0016 class KSFileReader;
0017 
0018 typedef QVector<std::shared_ptr<PolyList>> PolyListList;
0019 typedef QVector<std::shared_ptr<PolyListList>> PolyIndex;
0020 
0021 /**
0022  * @class ConstellationBoundary
0023  * Collection of lines comprising the borders between constellations
0024  *
0025  * @author Jason Harris
0026  * @version 0.1
0027  */
0028 class ConstellationBoundaryLines : public NoPrecessIndex
0029 {
0030   public:
0031     /**
0032      * @short Constructor
0033      * Simply adds all of the coordinate grid circles (meridians and parallels)
0034      * @p parent Pointer to the parent SkyComposite object
0035      *
0036      * Reads the constellation boundary data from cbounds.dat. The boundary data is defined by
0037      * a series of RA,Dec coordinate pairs defining the "nodes" of the boundaries. The nodes are
0038      * organized into "segments", such that each segment represents a continuous series
0039      * of boundary-line intervals that divide two particular constellations.
0040      */
0041     explicit ConstellationBoundaryLines(SkyComposite *parent);
0042     virtual ~ConstellationBoundaryLines() override = default;
0043 
0044     QString constellationName(const SkyPoint *p) const;
0045 
0046     bool selected() override;
0047 
0048     void preDraw(SkyPainter *skyp) override;
0049 
0050   private:
0051     void appendPoly(const std::shared_ptr<PolyList> &polyList, int debug = 0);
0052 
0053     /**
0054      * @short reads the indices from the KSFileReader instead of using
0055      * the SkyMesh to create them.  If the file pointer is null or if
0056      * debug == -1 then we fall back to using the index.
0057      */
0058     void appendPoly(std::shared_ptr<PolyList> &polyList, KSFileReader *file, int debug);
0059 
0060     PolyList *ContainingPoly(const SkyPoint *p) const;
0061 
0062     SkyMesh *m_skyMesh { nullptr };
0063     PolyIndex m_polyIndex;
0064     int m_polyIndexCnt { 0 };
0065 };