1 | // License: GPL. See LICENSE file for details.
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2 | // Copyright 2007 by Christian Gallioz (aka khris78)
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3 | // Parts of code from Geotagged plugin (by Rob Neild)
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4 | // and the core JOSM source code (by Immanuel Scholz and others)
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5 |
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6 | package org.openstreetmap.josm.gui.layer.geoimage;
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7 |
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8 | import java.awt.Image;
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9 | import java.io.File;
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10 | import java.util.Date;
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11 |
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12 | import org.openstreetmap.josm.data.coor.CachedLatLon;
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13 | import org.openstreetmap.josm.data.coor.LatLon;
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14 |
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15 | /*
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16 | * Stores info about each image
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17 | */
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18 |
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19 | final public class ImageEntry implements Comparable<ImageEntry>, Cloneable {
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20 | private File file;
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21 | private Integer exifOrientation;
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22 | private LatLon exifCoor;
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23 | private Double exifImgDir;
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24 | private Date exifTime;
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25 | Image thumbnail;
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26 |
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27 | /** The following values are computed from the correlation with the gpx track */
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28 | private CachedLatLon pos;
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29 | /** Speed in kilometer per second */
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30 | private Double speed;
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31 | /** Elevation (altitude) in meters */
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32 | private Double elevation;
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33 | /** The time after correlation with a gpx track */
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34 | private Date gpsTime;
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35 |
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36 | /**
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37 | * When the corralation dialog is open, we like to show the image position
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38 | * for the current time offset on the map in real time.
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39 | * On the other hand, when the user aborts this operation, the old values
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40 | * should be restored. We have a temprary copy, that overrides
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41 | * the normal values if it is not null. (This may be not the most elegant
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42 | * solution for this, but it works.)
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43 | */
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44 | ImageEntry tmp;
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45 |
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46 | /**
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47 | * getter methods that refer to the temporary value
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48 | */
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49 | public CachedLatLon getPos() {
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50 | if (tmp != null)
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51 | return tmp.pos;
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52 | return pos;
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53 | }
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54 | public Double getSpeed() {
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55 | if (tmp != null)
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56 | return tmp.speed;
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57 | return speed;
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58 | }
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59 | public Double getElevation() {
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60 | if (tmp != null)
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61 | return tmp.elevation;
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62 | return elevation;
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63 | }
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64 | public Date getGpsTime() {
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65 | if (tmp != null)
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66 | return tmp.gpsTime;
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67 | return gpsTime;
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68 | }
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69 |
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70 | /**
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71 | * other getter methods
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72 | */
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73 | public File getFile() {
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74 | return file;
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75 | }
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76 | public Integer getExifOrientation() {
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77 | return exifOrientation;
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78 | }
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79 | public Date getExifTime() {
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80 | return exifTime;
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81 | }
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82 | public LatLon getExifCoor() {
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83 | return exifCoor;
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84 | }
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85 | public Double getExifImgDir() {
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86 | return exifImgDir;
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87 | }
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88 |
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89 | public boolean hasThumbnail() {
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90 | return thumbnail != null;
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91 | }
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92 |
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93 | /**
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94 | * setter methods
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95 | */
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96 | public void setPos(CachedLatLon pos) {
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97 | this.pos = pos;
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98 | }
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99 | public void setPos(LatLon pos) {
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100 | this.pos = new CachedLatLon(pos);
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101 | }
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102 | public void setSpeed(Double speed) {
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103 | this.speed = speed;
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104 | }
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105 | public void setElevation(Double elevation) {
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106 | this.elevation = elevation;
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107 | }
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108 | public void setFile(File file) {
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109 | this.file = file;
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110 | }
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111 | public void setExifOrientation(Integer exifOrientation) {
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112 | this.exifOrientation = exifOrientation;
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113 | }
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114 | public void setExifTime(Date exifTime) {
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115 | this.exifTime = exifTime;
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116 | }
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117 | public void setGpsTime(Date gpsTime) {
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118 | this.gpsTime = gpsTime;
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119 | }
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120 | public void setExifCoor(LatLon exifCoor) {
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121 | this.exifCoor = exifCoor;
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122 | }
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123 | public void setExifImgDir(double exifDir) {
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124 | this.exifImgDir = exifDir;
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125 | }
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126 |
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127 | @Override
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128 | public ImageEntry clone() {
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129 | Object c;
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130 | try {
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131 | c = super.clone();
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132 | } catch (CloneNotSupportedException e) {
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133 | throw new RuntimeException();
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134 | }
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135 | return (ImageEntry) c;
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136 | }
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137 |
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138 | public int compareTo(ImageEntry image) {
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139 | if (exifTime != null && image.exifTime != null)
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140 | return exifTime.compareTo(image.exifTime);
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141 | else if (exifTime == null && image.exifTime == null)
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142 | return 0;
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143 | else if (exifTime == null)
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144 | return -1;
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145 | else
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146 | return 1;
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147 | }
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148 |
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149 | /**
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150 | * Make a fresh copy and save it in the temporary variable.
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151 | */
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152 | public void cleanTmp() {
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153 | tmp = clone();
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154 | tmp.setPos(null);
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155 | tmp.tmp = null;
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156 | }
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157 |
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158 | /**
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159 | * Copy the values from the temporary variable to the main instance.
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160 | */
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161 | public void applyTmp() {
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162 | if (tmp != null) {
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163 | pos = tmp.pos;
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164 | speed = tmp.speed;
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165 | elevation = tmp.elevation;
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166 | gpsTime = tmp.gpsTime;
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167 | tmp = null;
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168 | }
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169 | }
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170 |
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171 | /**
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172 | * If it has been tagged i.e. matched to a gpx track or retrieved lat/lon from exif
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173 | */
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174 | public boolean isTagged() {
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175 | return pos != null;
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176 | }
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177 |
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178 | /**
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179 | * String representation. (only partial info)
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180 | */
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181 | @Override
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182 | public String toString() {
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183 | String result = file.getName()+": "+
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184 | "pos = "+pos+" | "+
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185 | "exifCoor = "+exifCoor+" | "+
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186 | (tmp == null ? " tmp==null" :
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187 | " [tmp] pos = "+tmp.pos+"");
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188 | return result;
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189 | }
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190 | }
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