/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ // Get the best-available indexedDB object. var iDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB || window.msIndexedDB; var mainDB; window.onload = function() { var mSel = document.getElementById("mapSelector"); for (var mapStyle in gMapStyles) { var opt = document.createElement("option"); opt.value = mapStyle; opt.text = gMapStyles[mapStyle].name; mSel.add(opt, null); } initDB(); initMap(); resizeAndDraw(); } window.onresize = function() { resizeAndDraw(); } function initDB() { // Open DB. var request = iDB.open("MainDB", 1); request.onerror = function(event) { // Errors can be handled here. Error codes explain in: // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants //document.getElementById("debug").textContent = // "error opening mainDB: " + event.target.errorCode; }; request.onsuccess = function(event) { //document.getElementById("debug").textContent = "mainDB opened."; mainDB = request.result; }; request.onupgradeneeded = function(event) { mainDB = request.result; //document.getElementById("debug").textContent = "mainDB upgraded."; // Create a "prefs" objectStore. var prefsStore = mainDB.createObjectStore("prefs"); // Create a "track" objectStore. var trackStore = mainDB.createObjectStore("track", {autoIncrement: true}); mainDB.onversionchange = function(event) { mainDB.close(); mainDB = undefined; initDB(); }; }; } function toggleTrackArea() { var fs = document.getElementById("trackArea"); if (fs.style.display != "block") { fs.style.display = "block"; } else { fs.style.display = "none"; } } function toggleSettings() { var fs = document.getElementById("settingsArea"); if (fs.style.display != "block") { fs.style.display = "block"; } else { fs.style.display = "none"; } } function makeISOString(aTimestamp) { // ISO time format is YYYY-MM-DDTHH:mm:ssZ var tsDate = new Date(aTimestamp); return tsDate.getUTCFullYear() + "-" + (tsDate.getUTCMonth() < 10 ? "0" : "") + tsDate.getUTCMonth() + "-" + (tsDate.getUTCDate() < 10 ? "0" : "") + tsDate.getUTCDate() + "T" + (tsDate.getUTCHours() < 10 ? "0" : "") + tsDate.getUTCHours() + ":" + (tsDate.getUTCMinutes() < 10 ? "0" : "") + tsDate.getUTCMinutes() + ":" + (tsDate.getUTCSeconds() < 10 ? "0" : "") + tsDate.getUTCSeconds() + "Z"; } function saveTrack() { if (gTrack.length) { var out = '' + "\n\n"; out += '' + "\n"; out += ' ' + "\n"; out += ' ' + "\n"; for (var i = 0; i < gTrack.length; i++) { if (gTrack[i].beginSegment && i > 0) { out += ' ' + "\n"; out += ' ' + "\n"; } out += ' ' + "\n"; if (gTrack[i].coords.altitude) { out += ' ' + gTrack[i].coords.altitude + '' + "\n"; } out += ' ' + "\n"; out += ' ' + "\n"; } out += ' ' + "\n"; out += ' ' + "\n"; out += '' + "\n"; var outDataURI = "data:application/gpx+xml," + encodeURIComponent(out); window.open(outDataURI, 'GPX Track'); } } function saveTrackDump() { if (gTrack.length) { var out = JSON.stringify(gTrack); var outDataURI = "data:application/json," + encodeURIComponent(out); window.open(outDataURI, 'JSON dump'); } } var gPrefs = { objStore: "prefs", get: function(aKey, aCallback) { if (!mainDB) return; var transaction = mainDB.transaction([this.objStore]); var request = transaction.objectStore(this.objStore).get(aKey); request.onsuccess = function(event) { aCallback(request.result, event); }; request.onerror = function(event) { // Errors can be handled here. aCallback(undefined, event); }; }, set: function(aKey, aValue, aCallback) { if (!mainDB) return; var success = false; var transaction = mainDB.transaction([this.objStore], IDBTransaction.READ_WRITE); var objStore = transaction.objectStore(this.objStore); var request = objStore.put(aValue, aKey); request.onsuccess = function(event) { success = true; if (aCallback) aCallback(success, event); }; request.onerror = function(event) { // Errors can be handled here. if (aCallback) aCallback(success, event); }; }, unset: function(aKey, aCallback) { if (!mainDB) return; var success = false; var transaction = mainDB.transaction([this.objStore], IDBTransaction.READ_WRITE); var request = transaction.objectStore(this.objStore).delete(aKey); request.onsuccess = function(event) { success = true; if (aCallback) aCallback(success, event); }; request.onerror = function(event) { // Errors can be handled here. if (aCallback) aCallback(success, event); } } }; var gTrackStore = { objStore: "track", getList: function(aCallback) { if (!mainDB) return; var transaction = mainDB.transaction([this.objStore]); var objStore = transaction.objectStore(this.objStore); if (objStore.getAll) { // currently Mozilla-specific objStore.getAll().onsuccess = function(event) { aCallback(event.target.result); }; } else { // Use cursor (standard method). var tPoints = []; objStore.openCursor().onsuccess = function(event) { var cursor = event.target.result; if (cursor) { tPoints.push(cursor.value); cursor.continue(); } else { aCallback(tPoints); } }; } }, push: function(aValue, aCallback) { if (!mainDB) return; var transaction = mainDB.transaction([this.objStore], IDBTransaction.READ_WRITE); var objStore = transaction.objectStore(this.objStore); var request = objStore.add(aValue); request.onsuccess = function(event) { if (aCallback) aCallback(request.result, event); }; request.onerror = function(event) { // Errors can be handled here. if (aCallback) aCallback(false, event); }; }, clear: function(aCallback) { if (!mainDB) return; var success = false; var transaction = mainDB.transaction([this.objStore], IDBTransaction.READ_WRITE); var request = transaction.objectStore(this.objStore).clear(); request.onsuccess = function(event) { success = true; if (aCallback) aCallback(success, event); }; request.onerror = function(event) { // Errors can be handled here. if (aCallback) aCallback(success, event); } } };