1 | package org.greenstone.android.tipple;
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2 |
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3 | import java.io.DataOutputStream;
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4 | import java.io.File;
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5 | import java.io.FileOutputStream;
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6 | import java.io.IOException;
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7 | import java.io.InputStream;
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8 | import java.util.ArrayList;
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9 | import java.util.Locale;
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10 |
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11 | import android.location.LocationManager;
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12 | import android.os.Bundle;
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13 | import android.os.Environment;
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14 | import android.preference.PreferenceManager;
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15 | import android.speech.tts.TextToSpeech;
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16 | import android.speech.tts.TextToSpeech.OnInitListener;
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17 | import android.text.method.ScrollingMovementMethod;
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18 | import android.util.Log;
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19 | import android.view.Gravity;
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20 | import android.view.Menu;
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21 | import android.view.MenuItem;
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22 | import android.view.View;
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23 | import android.view.ViewGroup;
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24 | import android.content.Context;
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25 | import android.content.Intent;
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26 | import android.content.SharedPreferences;
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27 | import android.content.res.AssetManager;
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28 | import android.location.LocationListener;
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29 | import android.widget.FrameLayout;
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30 | import android.widget.LinearLayout;
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31 | import android.widget.LinearLayout.LayoutParams;
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32 | import android.widget.TextView;
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33 |
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34 | import org.mapsforge.android.maps.MapActivity;
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35 | import org.mapsforge.android.maps.MapView;
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36 |
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37 |
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38 | public class TippleActivity extends MapActivity implements OnInitListener
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39 | {
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40 | enum TextAudioModeEnum { TEXT_ONLY, TEXT_PLUS_AUDIO, AUDIO_ONLY, AUDIO_PLUS_TEXT };
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41 |
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42 | // File storage
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43 | public static String geodataDirectory;
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44 | public static String logDirectory;
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45 | public static String audioDirectory;
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46 |
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47 | // Preferences
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48 | public static SharedPreferences sharedPreferences;
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49 | public static boolean centreOnGPSLocation;
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50 | public static boolean showScaleBar;
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51 | public static boolean showSights;
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52 | public static boolean showUserTrail;
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53 | public static TextAudioModeEnum textAudioMode;
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54 |
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55 | // Logging
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56 | public static TippleLog log;
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57 |
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58 | // Views
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59 | protected TextView longlat_view_;
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60 | protected MapView map_view_;
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61 | protected TextView text_view_;
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62 | protected FrameLayout text_map_composite_;
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63 |
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64 | protected AudioPlayerView audio_player_view_;
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65 |
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66 | protected TipLocationManager tip_location_manager_;
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67 |
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68 | protected ArrayList<TipLocation> locations_ = null;
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69 | protected ArrayList<TipLocation> user_trail_ = null;
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70 | protected String user_trail_filename_ = null;
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71 |
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72 | // Text to Speech
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73 | protected TextToSpeech tts_ = null;
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74 |
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75 | protected LocationManager location_manager_ = null;
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76 | protected LocationListener location_listener_ = null;
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77 |
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78 | // Request codes
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79 | protected final int TTS_DATA_CHECK = 0;
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80 | private static final int SELECT_LOG_FILE = 1;
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81 |
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82 |
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83 | protected boolean assetToExternalStorage(String asset_filename, String external_storage_filename)
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84 | {
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85 | boolean status = true;
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86 |
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87 | try {
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88 |
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89 | File external_storage_file = new File(external_storage_filename);
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90 | if (!external_storage_file.exists()) {
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91 | // Need to create the /sdcard version
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92 |
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93 | AssetManager assetManager = getAssets();
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94 |
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95 | InputStream ais = assetManager.open(asset_filename); // ais = asset input stream
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96 | FileOutputStream fos = new FileOutputStream(external_storage_file); // fos = file output stream
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97 |
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98 | byte [] buffer = new byte[1024];
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99 |
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100 | int buflen;
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101 | while ((buflen = ais.read(buffer))>0) {
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102 | fos.write(buffer,0,buflen);
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103 | }
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104 |
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105 | ais.close();
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106 | fos.close();
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107 | }
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108 |
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109 | }
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110 | catch (Exception e) {
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111 | e.printStackTrace();
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112 | status = false;
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113 | }
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114 |
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115 | return status;
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116 | }
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117 |
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118 | protected boolean initTippleStore(String location)
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119 | {
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120 |
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121 | // Locate map data directory
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122 | File external_root_file = Environment.getExternalStorageDirectory();
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123 | String external_root = external_root_file.getAbsolutePath();
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124 | String tipple_store_dir = external_root + "/tipple-store";
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125 |
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126 | geodataDirectory = tipple_store_dir + "/geodata/";
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127 | logDirectory = tipple_store_dir + "/logs/";
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128 | audioDirectory = tipple_store_dir + "/audio/";
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129 |
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130 | File tipple_store_file = new File(tipple_store_dir);
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131 | if (!tipple_store_file.exists()) {
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132 | if (!tipple_store_file.mkdir()) {
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133 | System.err.println("Failed to create directory: " + tipple_store_dir);
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134 | return false;
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135 | }
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136 | }
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137 |
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138 | File geodataDirFile = new File(geodataDirectory);
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139 | if (!geodataDirFile.exists()) {
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140 | if (!geodataDirFile.mkdir()) {
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141 | System.err.println("Failed to create directory: " + geodataDirectory);
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142 | return false;
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143 | }
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144 | }
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145 |
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146 | File logDirFile = new File(logDirectory);
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147 | if (!logDirFile.exists()) {
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148 | if (!logDirFile.mkdir()) {
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149 | System.err.println("Failed to create directory: " + logDirectory);
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150 | return false;
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151 | }
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152 | }
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153 |
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154 | File audioDirFile = new File(audioDirectory);
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155 | if (!audioDirFile.exists()) {
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156 | if (!audioDirFile.mkdir()) {
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157 | System.err.println("Failed to create directory: " + audioDirectory);
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158 | return false;
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159 | }
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160 | }
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161 |
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162 | // dig out the audio files
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163 | String[] audio_filenames = { "BeepMorseSonar.wav","Ding.wav","DingExtended.wav" };
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164 | for (String audio_filename: audio_filenames) {
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165 | String audio_asset_filename = "audio/" + audio_filename;
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166 | String audio_exstore_filename = audioDirectory + audio_filename;
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167 |
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168 | if (!assetToExternalStorage(audio_asset_filename,audio_exstore_filename)) {
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169 | System.err.println("Failed to transfer asset " + audio_asset_filename + " to " + audio_exstore_filename);
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170 | return false;
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171 | }
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172 | }
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173 |
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174 | if ((location != null) && (!location.equals(""))) {
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175 | // get out map and XML location file
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176 |
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177 | String map_asset_filename = "geodata/" + location + ".map";
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178 | String map_exstore_filename = geodataDirectory + location + ".map";
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179 |
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180 | if (!assetToExternalStorage(map_asset_filename,map_exstore_filename)) {
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181 | System.err.println("Failed to transfer asset " + map_asset_filename + " to " + map_exstore_filename);
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182 | return false;
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183 | }
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184 |
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185 | String loc_asset_filename = "geodata/" + location + ".loc";
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186 | String loc_exstore_filename = geodataDirectory + location + ".loc";
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187 |
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188 | if (!assetToExternalStorage(loc_asset_filename,loc_exstore_filename)) {
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189 | System.err.println("Failed to transfer asset " + loc_asset_filename + " to " + loc_exstore_filename);
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190 | return false;
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191 | }
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192 | }
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193 |
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194 | return true;
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195 | }
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196 |
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197 | protected boolean initTippleStore()
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198 | {
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199 | return initTippleStore(null);
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200 | }
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201 | protected TextView createLongLatView()
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202 | {
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203 | // Lat,Long line at top
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204 | TextView longlat_view = new TextView(this);
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205 | longlat_view.setText("(Long,Lat): ");
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206 |
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207 | LayoutParams longlat_view_layout
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208 | = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 35, 0);
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209 | longlat_view.setLayoutParams(longlat_view_layout);
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210 |
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211 | return longlat_view;
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212 | }
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213 |
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214 |
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215 |
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216 |
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217 | protected MapView createMapView(String map_filename)
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218 | {
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219 | // Map view in middle
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220 | MapView map_view = new MapView(this);
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221 | map_view.setClickable(true);
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222 | map_view.setBuiltInZoomControls(true);
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223 | String full_map_filename = geodataDirectory + map_filename;
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224 |
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225 | map_view.setMapFile(full_map_filename);
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226 |
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227 | LayoutParams map_view_layout
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228 | = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
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229 | ViewGroup.LayoutParams.WRAP_CONTENT, 1);
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230 |
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231 | map_view.setLayoutParams(map_view_layout);
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232 |
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233 |
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234 | return map_view;
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235 | }
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236 |
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237 | protected MapView createMapViewFromAsset(String map_filename)
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238 | {
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239 | // Transfer asset to file in dataDirectory if it does not already exist
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240 |
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241 | String asset_filename = "geodata" + File.separator + map_filename;
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242 | String external_storage_filename = geodataDirectory + map_filename;
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243 |
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244 | assetToExternalStorage(asset_filename,external_storage_filename);
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245 |
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246 | return createMapView(map_filename);
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247 |
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248 | }
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249 |
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250 | protected TextView createTextView()
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251 | {
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252 | // Text view in middle (ultimately on top of map view)
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253 | TextView text_view = new TextView(this);
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254 |
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255 | LayoutParams text_view_layout
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256 | = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
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257 | ViewGroup.LayoutParams.WRAP_CONTENT, 1);
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258 | text_view.setLayoutParams(text_view_layout);
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259 |
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260 | text_view.setGravity(Gravity.BOTTOM|Gravity.FILL_HORIZONTAL);
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261 |
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262 | text_view.setPadding(12, 12, 12, 12);
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263 | text_view.setTextColor(0xffffffff);
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264 | text_view.setBackgroundColor(0xCC000000);
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265 | text_view.setTextSize(20.0f);
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266 |
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267 | text_view.setVerticalScrollBarEnabled(true);
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268 | text_view.setScrollBarStyle(View.SCROLLBARS_INSIDE_INSET);
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269 |
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270 | text_view.setMovementMethod(new ScrollingMovementMethod());
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271 |
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272 | text_view.setVisibility(View.INVISIBLE);
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273 |
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274 | return text_view;
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275 | }
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276 |
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277 | protected FrameLayout compositTextViewOnMapView(MapView map_view, TextView text_view)
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278 | {
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279 | FrameLayout frame_layout = new FrameLayout(this);
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280 |
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281 | LayoutParams view_layout
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282 | = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
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283 | ViewGroup.LayoutParams.WRAP_CONTENT, 1);
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284 |
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285 | frame_layout.setLayoutParams(view_layout);
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286 | frame_layout.addView(map_view);
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287 | frame_layout.addView(text_view);
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288 |
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289 | return frame_layout;
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290 | }
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291 |
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292 | protected AudioPlayerView createAudioPlayerView()
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293 | {
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294 | // Player at the bottom
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295 | AudioPlayerView audio_player_view = new AudioPlayerView(this, text_view_);
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296 |
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297 | LayoutParams audio_player_layout
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298 | = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,100, 0);
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299 | audio_player_view.setLayoutParams(audio_player_layout);
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300 |
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301 | return audio_player_view;
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302 | }
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303 |
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304 |
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305 |
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306 | protected void refreshPreferences()
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307 | {
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308 | // Restore preferences
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309 | sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
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310 |
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311 | //shared_preferences_ = getPreferences(MODE_PRIVATE);
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312 | showScaleBar = sharedPreferences.getBoolean("showScaleBar", false);
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313 | centreOnGPSLocation = sharedPreferences.getBoolean("centreOnGPSLoc", false);
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314 |
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315 | showSights = sharedPreferences.getBoolean("showSights", true);
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316 | showUserTrail = sharedPreferences.getBoolean("showUserTrail", false);
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317 |
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318 | String textAudioModeStr = sharedPreferences.getString("textAudioMode", "AUDIO_PLUS_TEXT");
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319 | textAudioMode = Enum.valueOf(TextAudioModeEnum.class, textAudioModeStr);
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320 | }
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321 |
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322 |
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323 | @Override
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324 | protected void onCreate(Bundle savedInstanceState)
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325 | {
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326 | System.err.println("*** TippleActivity::onCreate()");
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327 | super.onCreate(savedInstanceState);
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328 |
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329 | if (!initTippleStore("hamilton")) {
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330 | System.err.println("Failed to initialize TippleStore on sdcard. Quiting");
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331 | onDestroy();
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332 | }
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333 |
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334 | // Set up logging
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335 | log = new TippleLog(this,logDirectory);
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336 | log.optStartLog();
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337 |
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338 | // "refresh" preferences here so views can be configured correctly
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339 | // and ensure showUserTrail is reset to off (as not log file has been selected yet)
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340 | refreshPreferences();
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341 | SharedPreferences.Editor editor = sharedPreferences.edit();
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342 | editor.putBoolean("showUserTrail",false);
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343 |
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344 | // Set up Text to Speech
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345 | Intent checkIntent = new Intent();
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346 | checkIntent.setAction(TextToSpeech.Engine.ACTION_CHECK_TTS_DATA);
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347 | startActivityForResult(checkIntent, TTS_DATA_CHECK);
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348 |
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349 | //startActivityForResult(new Intent(this, LogFileBrowser.class), SELECT_LOG_FILE);
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350 |
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351 |
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352 | // Screen dived into:
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353 | // Top: GPS location
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354 | // Middle: Map view
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355 | // Bottom: Media player
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356 |
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357 | LinearLayout linearLayout = new LinearLayout(this);
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358 | linearLayout.setOrientation(LinearLayout.VERTICAL);
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359 |
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360 | longlat_view_ = createLongLatView();
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361 | //map_view_ = createMapView("new-zealand.map");
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362 | map_view_ = createMapViewFromAsset("hamilton.map");
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363 |
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364 | text_view_ = createTextView();
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365 | text_map_composite_ = compositTextViewOnMapView(map_view_,text_view_);
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366 |
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367 | audio_player_view_ = createAudioPlayerView();
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368 |
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369 | linearLayout.addView(longlat_view_);
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370 | linearLayout.addView(text_map_composite_);
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371 | linearLayout.addView(audio_player_view_);
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372 |
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373 | setContentView(linearLayout);
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374 | }
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375 |
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376 |
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377 | @Override
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378 | protected void onResume()
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379 | {
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380 | System.err.println("*** TippleActivity::onResume()");
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381 |
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382 | super.onResume();
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383 |
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384 | refreshPreferences();
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385 | audio_player_view_.refreshView();
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386 |
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387 | map_view_.setScaleBar(showScaleBar);
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388 |
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389 | if (tip_location_manager_ != null) {
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390 | if (showSights) {
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391 | //tip_location_manager_.createTourLocationsOverlay(map_view_,locations_);
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392 | tip_location_manager_.addTourLocations(map_view_);
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393 | }
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394 | else {
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395 | tip_location_manager_.removeTourLocations(map_view_);
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396 | }
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397 |
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398 | if (user_trail_filename_ != null) {
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399 |
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400 | if (showUserTrail) {
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401 | //tip_location_manager_.createLogRouteLocationsOverlay(map_view_,user_trail_);
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402 | tip_location_manager_.addLogRouteLocations(map_view_);
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403 | }
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404 | else {
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405 | tip_location_manager_.removeLogRouteLocations(map_view_);
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406 | }
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407 | }
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408 | }
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409 |
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410 | }
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411 |
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412 |
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413 |
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414 | protected void onActivityResult(int requestCode, int resultCode, Intent data)
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415 | {
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416 | System.err.println("*** TippleActivity::onActivityResult(), requestCode: " + requestCode);
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417 |
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418 | if (requestCode == TTS_DATA_CHECK) {
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419 | if (resultCode == TextToSpeech.Engine.CHECK_VOICE_DATA_PASS) {
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420 | // success, create the TTS instance
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421 | tts_ = new TextToSpeech(this, (TextToSpeech.OnInitListener) this);
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422 | tts_.setLanguage(Locale.UK);
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423 |
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424 | // now TTS initialized, init TTS aware place-locations
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425 | String loc_filename = geodataDirectory + "hamilton.loc";
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426 | tip_location_manager_ = new TipLocationManager(this,audio_player_view_,tts_);
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427 | locations_ = tip_location_manager_.loadTour(loc_filename);
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428 | tip_location_manager_.createTourLocationsOverlay(map_view_,locations_);
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429 |
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430 | // Set up a callback method for handling GPS location updates connected with our place-locations
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431 | location_manager_ = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
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432 | location_listener_
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433 | = new TippleLocationListener(this,map_view_,longlat_view_,tip_location_manager_,
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434 | locations_);
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435 |
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436 | location_manager_.requestLocationUpdates(LocationManager.GPS_PROVIDER,0, 0, location_listener_);
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437 |
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438 | } else {
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439 | // missing data, install it
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440 | Intent installIntent = new Intent();
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441 | installIntent.setAction(
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442 | TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
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443 | startActivity(installIntent);
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444 | }
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445 | }
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446 |
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447 | else if (requestCode == SELECT_LOG_FILE) {
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448 |
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449 | if (resultCode == RESULT_OK) {
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450 | if (data != null && data.getStringExtra("logFile") != null) {
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451 | if (user_trail_filename_ != null) {
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452 | // have a previously loaded route => scrub it
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453 | tip_location_manager_.removeLogRouteLocations(map_view_);
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454 | user_trail_filename_ = null;
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455 | }
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456 | // set up route overlay
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457 | user_trail_filename_ = data.getStringExtra("logFile");
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458 | user_trail_ = tip_location_manager_.loadUserTrail(user_trail_filename_);
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459 | tip_location_manager_.createLogRouteLocationsOverlay(map_view_,user_trail_);
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460 | }
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461 | } else if (resultCode == RESULT_CANCELED) {
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462 | // nothing to do
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463 | }
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464 |
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465 | }
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466 |
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467 | }
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468 |
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469 |
|
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470 | @Override
|
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471 | public void onInit(int status)
|
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472 | {
|
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473 | System.err.println("*** TippleActivity::onInit(), status (zero == good): " + status);
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474 |
|
---|
475 | if (status == TextToSpeech.SUCCESS) {
|
---|
476 | Log.d("TippleActivity::onInit()","Text-to-speech engine initialized");
|
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477 | }
|
---|
478 | else if (status == TextToSpeech.ERROR){
|
---|
479 | Log.e("TippleActivity::onInit()","Text-to-speech engine failed initialized");
|
---|
480 | System.err.println("Error occured while initializing text-to-speech engine");
|
---|
481 | }
|
---|
482 |
|
---|
483 | }
|
---|
484 |
|
---|
485 | @Override
|
---|
486 | public boolean onCreateOptionsMenu(Menu menu)
|
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487 | {
|
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488 | getMenuInflater().inflate(R.menu.options_menu, menu);
|
---|
489 | return true;
|
---|
490 | }
|
---|
491 |
|
---|
492 | @Override
|
---|
493 | public boolean onOptionsItemSelected(MenuItem item)
|
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494 | {
|
---|
495 | switch (item.getItemId()) {
|
---|
496 | case R.id.menu_info:
|
---|
497 | startActivity(new Intent(this, InfoView.class));
|
---|
498 | return true;
|
---|
499 |
|
---|
500 | case R.id.menu_preferences:
|
---|
501 | startActivity(new Intent(this, EditPreferences.class));
|
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502 | return true;
|
---|
503 |
|
---|
504 | case R.id.menu_logfile:
|
---|
505 | startActivityForResult(new Intent(this, TippleLogFileBrowser.class), SELECT_LOG_FILE);
|
---|
506 | return true;
|
---|
507 |
|
---|
508 | default:
|
---|
509 | return false;
|
---|
510 | }
|
---|
511 | }
|
---|
512 |
|
---|
513 |
|
---|
514 |
|
---|
515 | @Override
|
---|
516 | protected void onStop()
|
---|
517 | {
|
---|
518 | System.err.println("*** TippleActivity::onStop()");
|
---|
519 | super.onStop();
|
---|
520 |
|
---|
521 | // Is this needed?
|
---|
522 | // Go through an Editor object to make preference changes stick
|
---|
523 | SharedPreferences.Editor editor = sharedPreferences.edit();
|
---|
524 | editor.commit();
|
---|
525 |
|
---|
526 | }
|
---|
527 |
|
---|
528 | @Override
|
---|
529 | protected void onDestroy()
|
---|
530 | {
|
---|
531 | System.err.println("*** TippleActivity::onDestroy()");
|
---|
532 | super.onDestroy();
|
---|
533 |
|
---|
534 | tts_.shutdown();
|
---|
535 | tts_ = null;
|
---|
536 |
|
---|
537 | // Switch off location updates
|
---|
538 | if (location_manager_ != null) {
|
---|
539 |
|
---|
540 | if (location_listener_ != null) {
|
---|
541 |
|
---|
542 | location_manager_.removeUpdates(location_listener_);
|
---|
543 | location_listener_ = null;
|
---|
544 | }
|
---|
545 | location_manager_ = null;
|
---|
546 |
|
---|
547 | user_trail_filename_ = null;
|
---|
548 | }
|
---|
549 |
|
---|
550 |
|
---|
551 | TipLocationManager.stopOverlayThreads();
|
---|
552 |
|
---|
553 |
|
---|
554 | log.optStopLog();
|
---|
555 | }
|
---|
556 |
|
---|
557 | } |
---|