1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.download;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.marktr;
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5 | import static org.openstreetmap.josm.tools.I18n.tr;
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6 |
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7 | import java.awt.Color;
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8 | import java.awt.Dimension;
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9 | import java.awt.FlowLayout;
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10 | import java.awt.Font;
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11 | import java.awt.GridBagLayout;
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12 | import java.lang.reflect.InvocationTargetException;
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13 | import java.util.ArrayList;
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14 | import java.util.Collection;
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15 | import java.util.Collections;
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16 | import java.util.List;
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17 | import java.util.concurrent.ExecutionException;
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18 | import java.util.concurrent.Future;
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19 |
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20 | import javax.swing.Box;
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21 | import javax.swing.Icon;
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22 | import javax.swing.JCheckBox;
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23 | import javax.swing.JLabel;
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24 | import javax.swing.JOptionPane;
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25 | import javax.swing.JPanel;
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26 | import javax.swing.event.ChangeListener;
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27 |
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28 | import org.openstreetmap.josm.actions.downloadtasks.AbstractDownloadTask;
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29 | import org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask;
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30 | import org.openstreetmap.josm.actions.downloadtasks.DownloadNotesTask;
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31 | import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask;
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32 | import org.openstreetmap.josm.actions.downloadtasks.DownloadParams;
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33 | import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler;
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34 | import org.openstreetmap.josm.data.Bounds;
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35 | import org.openstreetmap.josm.data.ProjectionBounds;
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36 | import org.openstreetmap.josm.data.ViewportData;
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37 | import org.openstreetmap.josm.data.gpx.GpxData;
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38 | import org.openstreetmap.josm.data.osm.DataSet;
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39 | import org.openstreetmap.josm.data.osm.NoteData;
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40 | import org.openstreetmap.josm.data.preferences.BooleanProperty;
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41 | import org.openstreetmap.josm.gui.MainApplication;
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42 | import org.openstreetmap.josm.gui.MapFrame;
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43 | import org.openstreetmap.josm.gui.util.GuiHelper;
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44 | import org.openstreetmap.josm.spi.preferences.Config;
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45 | import org.openstreetmap.josm.tools.GBC;
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46 | import org.openstreetmap.josm.tools.ImageProvider;
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47 | import org.openstreetmap.josm.tools.Logging;
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48 | import org.openstreetmap.josm.tools.Pair;
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49 |
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50 | /**
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51 | * Class defines the way data is fetched from the OSM server.
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52 | * @since 12652
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53 | */
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54 | public class OSMDownloadSource implements DownloadSource<List<IDownloadSourceType>> {
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55 | /**
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56 | * The simple name for the {@link OSMDownloadSourcePanel}
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57 | * @since 12706
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58 | */
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59 | public static final String SIMPLE_NAME = "osmdownloadpanel";
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60 |
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61 | /** The possible methods to get data */
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62 | static final List<IDownloadSourceType> DOWNLOAD_SOURCES = new ArrayList<>();
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63 | static {
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64 | // Order is important (determines button order, and what gets zoomed to)
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65 | DOWNLOAD_SOURCES.add(new OsmDataDownloadType());
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66 | DOWNLOAD_SOURCES.add(new GpsDataDownloadType());
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67 | DOWNLOAD_SOURCES.add(new NotesDataDownloadType());
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68 | }
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69 |
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70 | @Override
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71 | public AbstractDownloadSourcePanel<List<IDownloadSourceType>> createPanel(DownloadDialog dialog) {
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72 | return new OSMDownloadSourcePanel(this, dialog);
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73 | }
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74 |
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75 | @Override
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76 | public void doDownload(List<IDownloadSourceType> data, DownloadSettings settings) {
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77 | Bounds bbox = settings.getDownloadBounds()
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78 | .orElseThrow(() -> new IllegalArgumentException("OSM downloads requires bounds"));
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79 | boolean zoom = settings.zoomToData();
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80 | boolean newLayer = settings.asNewLayer();
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81 | final List<Pair<AbstractDownloadTask<?>, Future<?>>> tasks = new ArrayList<>();
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82 | IDownloadSourceType zoomTask = zoom ? data.stream().findFirst().orElse(null) : null;
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83 | data.stream().filter(IDownloadSourceType::isEnabled).forEach(type -> {
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84 | try {
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85 | AbstractDownloadTask<?> task = type.getDownloadClass().getDeclaredConstructor().newInstance();
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86 | task.setZoomAfterDownload(type.equals(zoomTask));
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87 | Future<?> future = task.download(new DownloadParams().withNewLayer(newLayer), bbox, null);
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88 | MainApplication.worker.submit(new PostDownloadHandler(task, future));
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89 | if (zoom) {
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90 | tasks.add(new Pair<>(task, future));
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91 | }
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92 | } catch (InstantiationException | IllegalAccessException | IllegalArgumentException
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93 | | InvocationTargetException | NoSuchMethodException | SecurityException e) {
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94 | Logging.error(e);
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95 | }
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96 | });
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97 |
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98 | if (zoom && tasks.size() > 1) {
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99 | MainApplication.worker.submit(() -> {
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100 | ProjectionBounds bounds = null;
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101 | // Wait for completion of download jobs
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102 | for (Pair<AbstractDownloadTask<?>, Future<?>> p : tasks) {
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103 | try {
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104 | p.b.get();
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105 | ProjectionBounds b = p.a.getDownloadProjectionBounds();
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106 | if (bounds == null) {
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107 | bounds = b;
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108 | } else if (b != null) {
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109 | bounds.extend(b);
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110 | }
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111 | } catch (InterruptedException | ExecutionException ex) {
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112 | Logging.warn(ex);
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113 | }
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114 | }
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115 | MapFrame map = MainApplication.getMap();
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116 | // Zoom to the larger download bounds
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117 | if (map != null && bounds != null) {
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118 | final ProjectionBounds pb = bounds;
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119 | GuiHelper.runInEDTAndWait(() -> map.mapView.zoomTo(new ViewportData(pb)));
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120 | }
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121 | });
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122 | }
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123 | }
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124 |
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125 | @Override
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126 | public String getLabel() {
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127 | return tr("Download from OSM");
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128 | }
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129 |
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130 | @Override
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131 | public boolean onlyExpert() {
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132 | return false;
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133 | }
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134 |
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135 | /**
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136 | * Returns the possible downloads that JOSM can make in the default Download screen.
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137 | * @return The possible downloads that JOSM can make in the default Download screen
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138 | * @since 16503
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139 | */
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140 | public static List<IDownloadSourceType> getDownloadTypes() {
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141 | return Collections.unmodifiableList(DOWNLOAD_SOURCES);
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142 | }
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143 |
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144 | /**
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145 | * Get the instance of a data download type
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146 | *
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147 | * @param <T> The type to get
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148 | * @param typeClazz The class of the type
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149 | * @return The type instance
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150 | * @since 16503
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151 | */
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152 | public static <T extends IDownloadSourceType> T getDownloadType(Class<T> typeClazz) {
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153 | return DOWNLOAD_SOURCES.stream().filter(typeClazz::isInstance).map(typeClazz::cast).findFirst().orElse(null);
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154 | }
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155 |
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156 | /**
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157 | * Removes a download source type.
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158 | * @param type The IDownloadSourceType object to remove
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159 | * @return {@code true} if this download types contained the specified object
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160 | * @since 16503
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161 | */
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162 | public static boolean removeDownloadType(IDownloadSourceType type) {
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163 | if (type instanceof OsmDataDownloadType || type instanceof GpsDataDownloadType || type instanceof NotesDataDownloadType) {
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164 | throw new IllegalArgumentException(type.getClass().getName());
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165 | }
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166 | return DOWNLOAD_SOURCES.remove(type);
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167 | }
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168 |
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169 | /**
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170 | * Add a download type to the default JOSM download window
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171 | *
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172 | * @param type The initialized type to download
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173 | * @return {@code true} (as specified by {@link Collection#add}), but it also returns false if the class already has an instance in the list
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174 | * @since 16503
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175 | */
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176 | public static boolean addDownloadType(IDownloadSourceType type) {
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177 | if (type instanceof OsmDataDownloadType || type instanceof GpsDataDownloadType || type instanceof NotesDataDownloadType) {
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178 | throw new IllegalArgumentException(type.getClass().getName());
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179 | } else if (getDownloadType(type.getClass()) != null) {
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180 | return false;
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181 | }
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182 | return DOWNLOAD_SOURCES.add(type);
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183 | }
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184 |
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185 | /**
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186 | * The GUI representation of the OSM download source.
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187 | * @since 12652
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188 | */
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189 | public static class OSMDownloadSourcePanel extends AbstractDownloadSourcePanel<List<IDownloadSourceType>> {
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190 | private final JLabel sizeCheck = new JLabel();
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191 |
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192 | /** This is used to keep track of the components for download sources, and to dynamically update/remove them */
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193 | private final JPanel downloadSourcesPanel;
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194 |
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195 | private final ChangeListener checkboxChangeListener;
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196 |
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197 | /**
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198 | * Label used in front of data types available for download. Made public for reuse in other download dialogs.
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199 | * @since 16155
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200 | */
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201 | public static final String DATA_SOURCES_AND_TYPES = marktr("Data Sources and Types:");
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202 |
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203 | /**
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204 | * Creates a new {@link OSMDownloadSourcePanel}.
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205 | * @param dialog the parent download dialog, as {@code DownloadDialog.getInstance()} might not be initialized yet
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206 | * @param ds The osm download source the panel is for.
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207 | * @since 12900
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208 | */
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209 | public OSMDownloadSourcePanel(OSMDownloadSource ds, DownloadDialog dialog) {
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210 | super(ds);
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211 | setLayout(new GridBagLayout());
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212 |
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213 | // size check depends on selected data source
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214 | checkboxChangeListener = e -> {
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215 | rememberSettings();
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216 | dialog.getSelectedDownloadArea().ifPresent(OSMDownloadSourcePanel.this::boundingBoxChanged);
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217 | };
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218 |
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219 | downloadSourcesPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
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220 | add(downloadSourcesPanel, GBC.eol().fill(GBC.HORIZONTAL));
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221 | updateSources();
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222 |
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223 | sizeCheck.setFont(sizeCheck.getFont().deriveFont(Font.PLAIN));
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224 | JPanel sizeCheckPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
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225 | sizeCheckPanel.add(sizeCheck);
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226 | add(sizeCheckPanel, GBC.eol().fill(GBC.HORIZONTAL));
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227 |
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228 | setMinimumSize(new Dimension(450, 115));
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229 | }
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230 |
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231 | /**
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232 | * Update the source list for downloading data
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233 | */
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234 | protected void updateSources() {
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235 | downloadSourcesPanel.removeAll();
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236 | downloadSourcesPanel.add(new JLabel(tr(DATA_SOURCES_AND_TYPES)));
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237 | DOWNLOAD_SOURCES.forEach(obj -> {
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238 | final Icon icon = obj.getIcon();
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239 | if (icon != null) {
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240 | downloadSourcesPanel.add(Box.createHorizontalStrut(6));
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241 | downloadSourcesPanel.add(new JLabel(icon));
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242 | }
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243 | downloadSourcesPanel.add(obj.getCheckBox(checkboxChangeListener));
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244 | });
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245 | }
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246 |
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247 | @Override
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248 | public List<IDownloadSourceType> getData() {
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249 | return DOWNLOAD_SOURCES;
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250 | }
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251 |
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252 | @Override
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253 | public void rememberSettings() {
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254 | DOWNLOAD_SOURCES.forEach(type -> type.getBooleanProperty().put(type.getCheckBox().isSelected()));
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255 | }
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256 |
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257 | @Override
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258 | public void restoreSettings() {
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259 | updateSources();
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260 | DOWNLOAD_SOURCES.forEach(type -> type.getCheckBox().setSelected(type.isEnabled()));
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261 | }
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262 |
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263 | @Override
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264 | public void setVisible(boolean aFlag) {
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265 | super.setVisible(aFlag);
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266 | updateSources();
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267 | }
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268 |
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269 | @Override
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270 | public boolean checkDownload(DownloadSettings settings) {
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271 | /*
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272 | * It is mandatory to specify the area to download from OSM.
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273 | */
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274 | if (!settings.getDownloadBounds().isPresent()) {
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275 | JOptionPane.showMessageDialog(
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276 | this.getParent(),
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277 | tr("Please select a download area first."),
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278 | tr("Error"),
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279 | JOptionPane.ERROR_MESSAGE
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280 | );
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281 |
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282 | return false;
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283 | }
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284 |
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285 | final boolean slippyMapShowsDownloadBounds = settings.getSlippyMapBounds()
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286 | .map(b -> b.intersects(settings.getDownloadBounds().get()))
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287 | .orElse(true);
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288 | if (!slippyMapShowsDownloadBounds) {
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289 | final int confirmation = JOptionPane.showConfirmDialog(
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290 | this.getParent(),
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291 | tr("The slippy map no longer shows the selected download bounds. Continue?"),
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292 | tr("Confirmation"),
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293 | JOptionPane.OK_CANCEL_OPTION,
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294 | JOptionPane.QUESTION_MESSAGE
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295 | );
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296 | if (confirmation != JOptionPane.OK_OPTION) {
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297 | return false;
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298 | }
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299 | }
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300 |
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301 | /*
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302 | * Checks if the user selected the type of data to download. At least one the following
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303 | * must be chosen : raw osm data, gpx data, notes.
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304 | * If none of those are selected, then the corresponding dialog is shown to inform the user.
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305 | */
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306 | if (DOWNLOAD_SOURCES.stream().noneMatch(IDownloadSourceType::isEnabled)) {
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307 | JOptionPane.showMessageDialog(
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308 | this.getParent(),
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309 | tr("Please select at least one download source."),
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310 | tr("Error"),
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311 | JOptionPane.ERROR_MESSAGE
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312 | );
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313 |
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314 | return false;
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315 | }
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316 |
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317 | this.rememberSettings();
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318 |
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319 | return true;
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320 | }
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321 |
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322 | @Override
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323 | public Icon getIcon() {
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324 | return ImageProvider.get("download");
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325 | }
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326 |
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327 | @Override
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328 | public void boundingBoxChanged(Bounds bbox) {
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329 | if (bbox == null) {
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330 | sizeCheck.setText(tr("No area selected yet"));
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331 | sizeCheck.setForeground(Color.darkGray);
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332 | return;
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333 | }
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334 |
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335 | displaySizeCheckResult(DOWNLOAD_SOURCES.stream()
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336 | .filter(IDownloadSourceType::isEnabled)
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337 | .anyMatch(type -> type.isDownloadAreaTooLarge(bbox)));
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338 | }
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339 |
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340 | @Override
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341 | public String getSimpleName() {
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342 | return SIMPLE_NAME;
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343 | }
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344 |
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345 | private void displaySizeCheckResult(boolean isAreaTooLarge) {
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346 | if (isAreaTooLarge) {
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347 | sizeCheck.setText(tr("Download area too large; will probably be rejected by server"));
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348 | sizeCheck.setForeground(Color.red);
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349 | } else {
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350 | sizeCheck.setText(tr("Download area ok, size probably acceptable to server"));
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351 | sizeCheck.setForeground(Color.darkGray);
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352 | }
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353 | }
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354 | }
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355 |
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356 | private static class OsmDataDownloadType implements IDownloadSourceType {
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357 | static final BooleanProperty IS_ENABLED = new BooleanProperty("download.osm.data", true);
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358 | JCheckBox cbDownloadOsmData;
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359 |
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360 | @Override
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361 | public JCheckBox getCheckBox(ChangeListener checkboxChangeListener) {
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362 | if (cbDownloadOsmData == null) {
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363 | cbDownloadOsmData = new JCheckBox(tr("OpenStreetMap data"), true);
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364 | cbDownloadOsmData.setToolTipText(tr("Select to download OSM data in the selected download area."));
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365 | cbDownloadOsmData.getModel().addChangeListener(checkboxChangeListener);
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366 | }
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367 | if (checkboxChangeListener != null) {
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368 | cbDownloadOsmData.getModel().addChangeListener(checkboxChangeListener);
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369 | }
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370 | return cbDownloadOsmData;
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371 | }
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372 |
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373 | @Override
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374 | public Icon getIcon() {
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375 | return ImageProvider.get("layer/osmdata_small", ImageProvider.ImageSizes.SMALLICON);
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376 | }
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377 |
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378 | @Override
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379 | public Class<? extends AbstractDownloadTask<DataSet>> getDownloadClass() {
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380 | return DownloadOsmTask.class;
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381 | }
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382 |
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383 | @Override
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384 | public BooleanProperty getBooleanProperty() {
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385 | return IS_ENABLED;
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386 | }
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387 |
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388 | @Override
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389 | public boolean isDownloadAreaTooLarge(Bounds bound) {
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390 | // see max_request_area in
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391 | // https://github.com/openstreetmap/openstreetmap-website/blob/master/config/settings.yml
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392 | return bound.getArea() > Config.getPref().getDouble("osm-server.max-request-area", 0.25);
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393 | }
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394 | }
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395 |
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396 | private static class GpsDataDownloadType implements IDownloadSourceType {
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397 | static final BooleanProperty IS_ENABLED = new BooleanProperty("download.osm.gps", false);
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398 | private JCheckBox cbDownloadGpxData;
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399 |
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400 | @Override
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401 | public JCheckBox getCheckBox(ChangeListener checkboxChangeListener) {
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402 | if (cbDownloadGpxData == null) {
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403 | cbDownloadGpxData = new JCheckBox(tr("Raw GPS data"));
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404 | cbDownloadGpxData.setToolTipText(tr("Select to download GPS traces in the selected download area."));
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405 | }
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406 | if (checkboxChangeListener != null) {
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407 | cbDownloadGpxData.getModel().addChangeListener(checkboxChangeListener);
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408 | }
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409 |
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410 | return cbDownloadGpxData;
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411 | }
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412 |
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413 | @Override
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414 | public Icon getIcon() {
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415 | return ImageProvider.get("layer/gpx_small", ImageProvider.ImageSizes.SMALLICON);
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416 | }
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417 |
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418 | @Override
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419 | public Class<? extends AbstractDownloadTask<GpxData>> getDownloadClass() {
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420 | return DownloadGpsTask.class;
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421 | }
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422 |
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423 | @Override
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424 | public BooleanProperty getBooleanProperty() {
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425 | return IS_ENABLED;
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426 | }
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427 |
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428 | @Override
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429 | public boolean isDownloadAreaTooLarge(Bounds bound) {
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430 | return false;
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431 | }
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432 | }
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433 |
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434 | private static class NotesDataDownloadType implements IDownloadSourceType {
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435 | static final BooleanProperty IS_ENABLED = new BooleanProperty("download.osm.notes", false);
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436 | private JCheckBox cbDownloadNotes;
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437 |
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438 | @Override
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439 | public JCheckBox getCheckBox(ChangeListener checkboxChangeListener) {
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440 | if (cbDownloadNotes == null) {
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441 | cbDownloadNotes = new JCheckBox(tr("Notes"));
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442 | cbDownloadNotes.setToolTipText(tr("Select to download notes in the selected download area."));
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443 | }
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444 | if (checkboxChangeListener != null) {
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445 | cbDownloadNotes.getModel().addChangeListener(checkboxChangeListener);
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446 | }
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447 |
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448 | return cbDownloadNotes;
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449 | }
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450 |
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451 | @Override
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452 | public Icon getIcon() {
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453 | return ImageProvider.get("dialogs/notes/note_open", ImageProvider.ImageSizes.SMALLICON);
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454 | }
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455 |
|
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456 | @Override
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457 | public Class<? extends AbstractDownloadTask<NoteData>> getDownloadClass() {
|
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458 | return DownloadNotesTask.class;
|
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459 | }
|
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460 |
|
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461 | @Override
|
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462 | public BooleanProperty getBooleanProperty() {
|
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463 | return IS_ENABLED;
|
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464 | }
|
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465 |
|
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466 | @Override
|
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467 | public boolean isDownloadAreaTooLarge(Bounds bound) {
|
---|
468 | // see max_note_request_area in
|
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469 | // https://github.com/openstreetmap/openstreetmap-website/blob/master/config/settings.yml
|
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470 | return bound.getArea() > Config.getPref().getDouble("osm-server.max-request-area-notes", 25);
|
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471 | }
|
---|
472 | }
|
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473 | }
|
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