1 | // License: GPL. For details, see Readme.txt file.
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2 | package org.openstreetmap.gui.jmapviewer.tilesources;
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3 |
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4 | import java.awt.Image;
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5 |
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6 | import org.openstreetmap.gui.jmapviewer.Coordinate;
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7 |
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8 | /**
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9 | * Abstract class for OSM Tile sources
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10 | */
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11 | public abstract class AbstractOsmTileSource extends AbstractTMSTileSource {
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12 |
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13 | /**
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14 | * The OSM attribution. Must be always in line with <a href="https://www.openstreetmap.org/copyright/en">https://www.openstreetmap.org/copyright/en</a>
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15 | */
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16 | public static final String DEFAULT_OSM_ATTRIBUTION = "\u00a9 OpenStreetMap contributors";
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17 |
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18 | /**
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19 | * Constructs a new OSM tile source
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20 | * @param name Source name as displayed in GUI
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21 | * @param base_url Source URL
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22 | * @param id unique id for the tile source; contains only characters that
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23 | * are safe for file names; can be null
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24 | */
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25 | public AbstractOsmTileSource(String name, String base_url, String id) {
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26 | super(new TileSourceInfo(name, base_url, id));
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27 |
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28 | }
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29 |
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30 | @Override
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31 | public int getMaxZoom() {
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32 | return 19;
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33 | }
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34 |
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35 | @Override
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36 | public boolean requiresAttribution() {
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37 | return true;
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38 | }
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39 |
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40 | @Override
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41 | public String getAttributionText(int zoom, Coordinate topLeft, Coordinate botRight) {
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42 | return DEFAULT_OSM_ATTRIBUTION;
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43 | }
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44 |
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45 | @Override
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46 | public String getAttributionLinkURL() {
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47 | return "https://openstreetmap.org/";
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48 | }
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49 |
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50 | @Override
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51 | public Image getAttributionImage() {
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52 | return null;
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53 | }
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54 |
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55 | @Override
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56 | public String getAttributionImageURL() {
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57 | return null;
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58 | }
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59 |
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60 | @Override
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61 | public String getTermsOfUseText() {
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62 | return null;
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63 | }
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64 |
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65 | @Override
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66 | public String getTermsOfUseURL() {
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67 | return "https://www.openstreetmap.org/copyright";
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68 | }
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69 | }
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