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23cd2dcc RK |
1 | /* ***** BEGIN LICENSE BLOCK ***** |
2 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1 | |
3 | * | |
4 | * The contents of this file are subject to the Mozilla Public License Version | |
5 | * 1.1 (the "License"); you may not use this file except in compliance with | |
6 | * the License. You may obtain a copy of the License at | |
7 | * http://www.mozilla.org/MPL/ | |
8 | * | |
9 | * Software distributed under the License is distributed on an "AS IS" basis, | |
10 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License | |
11 | * for the specific language governing rights and limitations under the | |
12 | * License. | |
13 | * | |
14 | * The Original Code is Lantea mapping/tracking web app. | |
15 | * | |
16 | * The Initial Developer of the Original Code is | |
17 | * Robert Kaiser <kairo@kairo.at>. | |
18 | * Portions created by the Initial Developer are Copyright (C) 2011 | |
19 | * the Initial Developer. All Rights Reserved. | |
20 | * | |
21 | * Contributor(s): | |
22 | * Robert Kaiser <kairo@kairo.at> | |
23 | * | |
24 | * Alternatively, the contents of this file may be used under the terms of | |
25 | * either the GNU General Public License Version 2 or later (the "GPL"), or | |
26 | * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), | |
27 | * in which case the provisions of the GPL or the LGPL are applicable instead | |
28 | * of those above. If you wish to allow use of your version of this file only | |
29 | * under the terms of either the GPL or the LGPL, and not to allow others to | |
30 | * use your version of this file under the terms of the MPL, indicate your | |
31 | * decision by deleting the provisions above and replace them with the notice | |
32 | * and other provisions required by the GPL or the LGPL. If you do not delete | |
33 | * the provisions above, a recipient may use your version of this file under | |
34 | * the terms of any one of the MPL, the GPL or the LGPL. | |
35 | * | |
36 | * ***** END LICENSE BLOCK ***** */ | |
37 | ||
993fd081 RK |
38 | // Get the best-available indexedDB object. |
39 | var iDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB || window.msIndexedDB; | |
40 | var mainDB; | |
41 | ||
b47b4a65 RK |
42 | window.onload = function() { |
43 | var mSel = document.getElementById("mapSelector"); | |
44 | for (var mapStyle in gMapStyles) { | |
45 | var opt = document.createElement("option"); | |
46 | opt.value = mapStyle; | |
47 | opt.text = gMapStyles[mapStyle].name; | |
48 | mSel.add(opt, null); | |
49 | } | |
23cd2dcc | 50 | |
993fd081 | 51 | initDB(); |
b47b4a65 RK |
52 | initMap(); |
53 | resizeAndDraw(); | |
55c4a0b7 | 54 | startTracking(); |
b47b4a65 RK |
55 | } |
56 | ||
57 | window.onresize = function() { | |
58 | resizeAndDraw(); | |
59 | } | |
60 | ||
993fd081 RK |
61 | function initDB() { |
62 | // Open DB. | |
63 | var request = iDB.open("MainDB", 1); | |
64 | request.onerror = function(event) { | |
65 | // Errors can be handled here. Error codes explain in: | |
66 | // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants | |
67 | //document.getElementById("debug").textContent = | |
68 | // "error opening mainDB: " + event.target.errorCode; | |
69 | }; | |
70 | request.onsuccess = function(event) { | |
71 | //document.getElementById("debug").textContent = "mainDB opened."; | |
72 | mainDB = request.result; | |
73 | }; | |
74 | request.onupgradeneeded = function(event) { | |
75 | mainDB = request.result; | |
76 | //document.getElementById("debug").textContent = "mainDB upgraded."; | |
77 | // Create a "prefs" objectStore. | |
78 | var prefsStore = mainDB.createObjectStore("prefs"); | |
79 | // Create a "track" objectStore. | |
80 | var trackStore = mainDB.createObjectStore("track", {autoIncrement: true}); | |
81 | mainDB.onversionchange = function(event) { | |
82 | mainDB.close(); | |
83 | mainDB = undefined; | |
84 | initDB(); | |
85 | }; | |
86 | }; | |
87 | } | |
88 | ||
89 | function toggleTrackArea() { | |
90 | var fs = document.getElementById("trackArea"); | |
91 | if (fs.style.display != "block") { | |
92 | fs.style.display = "block"; | |
93 | } | |
94 | else { | |
95 | fs.style.display = "none"; | |
96 | } | |
97 | } | |
98 | ||
b47b4a65 | 99 | function toggleSettings() { |
993fd081 | 100 | var fs = document.getElementById("settingsArea"); |
b47b4a65 RK |
101 | if (fs.style.display != "block") { |
102 | fs.style.display = "block"; | |
103 | } | |
104 | else { | |
105 | fs.style.display = "none"; | |
106 | } | |
107 | } | |
99631a75 RK |
108 | |
109 | function makeISOString(aTimestamp) { | |
110 | // ISO time format is YYYY-MM-DDTHH:mm:ssZ | |
111 | var tsDate = new Date(aTimestamp); | |
112 | return tsDate.getUTCFullYear() + "-" + | |
113 | (tsDate.getUTCMonth() < 10 ? "0" : "") + tsDate.getUTCMonth() + "-" + | |
114 | (tsDate.getUTCDate() < 10 ? "0" : "") + tsDate.getUTCDate() + "T" + | |
115 | (tsDate.getUTCHours() < 10 ? "0" : "") + tsDate.getUTCHours() + ":" + | |
116 | (tsDate.getUTCMinutes() < 10 ? "0" : "") + tsDate.getUTCMinutes() + ":" + | |
117 | (tsDate.getUTCSeconds() < 10 ? "0" : "") + tsDate.getUTCSeconds() + "Z"; | |
118 | } | |
119 | ||
120 | function saveTrack() { | |
121 | if (gTrack.length) { | |
122 | var out = '<?xml version="1.0" encoding="UTF-8" ?>' + "\n\n"; | |
123 | out += '<gpx version="1.0" creator="Lantea" xmlns="http://www.topografix.com/GPX/1/0">' + "\n"; | |
124 | out += ' <trk>' + "\n"; | |
125 | out += ' <trkseg>' + "\n"; | |
126 | for (var i = 0; i < gTrack.length; i++) { | |
993fd081 RK |
127 | if (gTrack[i].beginSegment && i > 0) { |
128 | out += ' </trkseg>' + "\n"; | |
129 | out += ' <trkseg>' + "\n"; | |
130 | } | |
99631a75 RK |
131 | out += ' <trkpt lat="' + gTrack[i].coords.latitude + '" lon="' + |
132 | gTrack[i].coords.longitude + '">' + "\n"; | |
133 | if (gTrack[i].coords.altitude) { | |
134 | out += ' <ele>' + gTrack[i].coords.altitude + '</ele>' + "\n"; | |
135 | } | |
136 | out += ' <time>' + makeISOString(gTrack[i].time) + '</time>' + "\n"; | |
137 | out += ' </trkpt>' + "\n"; | |
99631a75 RK |
138 | } |
139 | out += ' </trkseg>' + "\n"; | |
140 | out += ' </trk>' + "\n"; | |
141 | out += '</gpx>' + "\n"; | |
142 | var outDataURI = "data:application/octet-stream," + encodeURIComponent(out); | |
143 | window.open(outDataURI, 'GPX Track'); | |
144 | } | |
145 | } | |
993fd081 RK |
146 | |
147 | var gPrefs = { | |
148 | objStore: "prefs", | |
149 | ||
150 | get: function(aKey, aCallback) { | |
151 | if (!mainDB) | |
152 | return; | |
153 | var transaction = mainDB.transaction([this.objStore]); | |
154 | var request = transaction.objectStore(this.objStore).get(aKey); | |
155 | request.onsuccess = function(event) { | |
156 | aCallback(request.result, event); | |
157 | }; | |
158 | request.onerror = function(event) { | |
159 | // Errors can be handled here. | |
160 | aCallback(undefined, event); | |
161 | }; | |
162 | }, | |
163 | ||
164 | set: function(aKey, aValue, aCallback) { | |
165 | if (!mainDB) | |
166 | return; | |
167 | var success = false; | |
168 | var transaction = mainDB.transaction([this.objStore], | |
169 | IDBTransaction.READ_WRITE); | |
170 | var objStore = transaction.objectStore(this.objStore); | |
171 | var request = objStore.add(aValue, aKey); | |
172 | request.onsuccess = function(event) { | |
173 | success = true; | |
174 | if (aCallback) | |
175 | aCallback(success, event); | |
176 | }; | |
177 | request.onerror = function(event) { | |
178 | // Errors can be handled here. | |
179 | if (aCallback) | |
180 | aCallback(success, event); | |
181 | }; | |
182 | }, | |
183 | ||
184 | unset: function(aKey, aCallback) { | |
185 | if (!mainDB) | |
186 | return; | |
187 | var success = false; | |
188 | var transaction = mainDB.transaction([this.objStore], | |
189 | IDBTransaction.READ_WRITE); | |
190 | var request = transaction.objectStore(this.objStore).delete(aKey); | |
191 | request.onsuccess = function(event) { | |
192 | success = true; | |
193 | if (aCallback) | |
194 | aCallback(success, event); | |
195 | }; | |
196 | request.onerror = function(event) { | |
197 | // Errors can be handled here. | |
198 | if (aCallback) | |
199 | aCallback(success, event); | |
200 | } | |
201 | } | |
202 | }; | |
203 | ||
204 | var gTrackStore = { | |
205 | objStore: "track", | |
206 | ||
207 | getList: function(aCallback) { | |
208 | if (!mainDB) | |
209 | return; | |
210 | var transaction = mainDB.transaction([this.objStore]); | |
211 | var objStore = transaction.objectStore(this.objStore); | |
212 | if (objStore.getAll) { // currently Mozilla-specific | |
213 | objStore.getAll().onsuccess = function(event) { | |
214 | aCallback(event.target.result); | |
215 | }; | |
216 | } | |
217 | else { // Use cursor (standard method). | |
218 | var tPoints = []; | |
219 | objStore.openCursor().onsuccess = function(event) { | |
220 | var cursor = event.target.result; | |
221 | if (cursor) { | |
222 | tPoints.push(cursor.value); | |
223 | cursor.continue(); | |
224 | } | |
225 | else { | |
226 | aCallback(tPoints); | |
227 | } | |
228 | }; | |
229 | } | |
230 | }, | |
231 | ||
232 | push: function(aValue, aCallback) { | |
233 | if (!mainDB) | |
234 | return; | |
235 | var transaction = mainDB.transaction([this.objStore], | |
236 | IDBTransaction.READ_WRITE); | |
237 | var objStore = transaction.objectStore(this.objStore); | |
238 | var request = objStore.add(aValue); | |
239 | request.onsuccess = function(event) { | |
240 | if (aCallback) | |
241 | aCallback(request.result, event); | |
242 | }; | |
243 | request.onerror = function(event) { | |
244 | // Errors can be handled here. | |
245 | if (aCallback) | |
246 | aCallback(false, event); | |
247 | }; | |
248 | }, | |
249 | ||
250 | clear: function(aCallback) { | |
251 | if (!mainDB) | |
252 | return; | |
253 | var success = false; | |
254 | var transaction = mainDB.transaction([this.objStore], | |
255 | IDBTransaction.READ_WRITE); | |
256 | var request = transaction.objectStore(this.objStore).clear(); | |
257 | request.onsuccess = function(event) { | |
258 | success = true; | |
259 | if (aCallback) | |
260 | aCallback(success, event); | |
261 | }; | |
262 | request.onerror = function(event) { | |
263 | // Errors can be handled here. | |
264 | if (aCallback) | |
265 | aCallback(success, event); | |
266 | } | |
267 | } | |
268 | }; |