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| 305 | KeyOz | 1 | /* |
| 2 | * |
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| 3 | * This file is part of QMapControl, |
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| 4 | * an open-source cross-platform map widget |
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| 5 | * |
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| 6 | * Copyright (C) 2007 - 2008 Kai Winter |
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| 7 | * |
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| 8 | * This program is free software: you can redistribute it and/or modify |
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| 9 | * it under the terms of the GNU Lesser General Public License as published by |
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| 10 | * the Free Software Foundation, either version 3 of the License, or |
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| 11 | * (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU Lesser General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public License |
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| 19 | * along with QMapControl. If not, see <http://www.gnu.org/licenses/>. |
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| 20 | * |
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| 21 | * Contact e-mail: kaiwinter@gmx.de |
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| 22 | * Program URL : http://qmapcontrol.sourceforge.net/ |
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| 23 | * |
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| 24 | */ |
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| 25 | |||
| 26 | #ifndef TILEMAPADAPTER_H |
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| 27 | #define TILEMAPADAPTER_H |
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| 28 | |||
| 29 | #include "mapadapter.h" |
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| 30 | |||
| 31 | namespace qmapcontrol |
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| 32 | { |
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| 33 | //! MapAdapter for servers with image tiles |
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| 34 | /*! |
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| 35 | * Use this derived MapAdapter to display maps from OpenStreetMap |
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| 36 | * @author Kai Winter <kaiwinter@gmx.de> |
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| 37 | */ |
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| 38 | class TileMapAdapter : public MapAdapter |
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| 39 | { |
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| 40 | Q_OBJECT |
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| 41 | public: |
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| 42 | //! constructor |
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| 43 | /*! |
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| 44 | * Sample of a correct initialization of a MapAdapter:<br/> |
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| 45 | * TileMapAdapter* ta = new TileMapAdapter("192.168.8.1", "/img/img_cache.php/%1/%2/%3.png", 256, 0,17);<br/> |
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| 46 | * The placeholders %1, %2, %3 stands for x, y, z<br/> |
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| 47 | * The minZoom is 0 (means the whole world is visible). The maxZoom is 17 (means it is zoomed in to the max) |
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| 48 | * @param host The servers URL |
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| 49 | * @param serverPath The path to the tiles with placeholders |
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| 50 | * @param tilesize the size of the tiles |
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| 51 | * @param minZoom the minimum zoom level |
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| 52 | * @param maxZoom the maximum zoom level |
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| 53 | */ |
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| 54 | TileMapAdapter(const QString& host, const QString& serverPath, int tilesize, int minZoom = 0, int maxZoom = 17); |
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| 55 | |||
| 56 | virtual ~TileMapAdapter(); |
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| 57 | |||
| 58 | virtual QPoint coordinateToDisplay(const QPointF&) const; |
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| 59 | virtual QPointF displayToCoordinate(const QPoint&) const; |
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| 60 | |||
| 61 | qreal PI; |
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| 62 | |||
| 63 | protected: |
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| 64 | qreal rad_deg(qreal) const; |
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| 65 | qreal deg_rad(qreal) const; |
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| 66 | |||
| 67 | virtual bool isValid(int x, int y, int z) const; |
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| 68 | virtual void zoom_in(); |
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| 69 | virtual void zoom_out(); |
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| 70 | virtual QString query(int x, int y, int z) const; |
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| 71 | virtual int tilesonzoomlevel(int zoomlevel) const; |
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| 72 | virtual int xoffset(int x) const; |
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| 73 | virtual int yoffset(int y) const; |
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| 74 | }; |
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| 75 | } |
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| 76 | #endif |