15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/common/geoposition.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Sentinel values to mark invalid data. (WebKit carries companion is_valid 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// bools for this purpose; we may eventually follow that approach, but 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// sentinels worked OK in the Gears code this is based on.) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const double kBadLatitudeLongitude = 200; 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Lowest point on land is at approximately -400 meters. 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kBadAltitude = -10000; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kBadAccuracy = -1; // Accuracy must be non-negative. 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kBadHeading = -1; // Heading must be non-negative. 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kBadSpeed = -1; 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)Geoposition::Geoposition() 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : latitude(kBadLatitudeLongitude), 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) longitude(kBadLatitudeLongitude), 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) altitude(kBadAltitude), 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) accuracy(kBadAccuracy), 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) altitude_accuracy(kBadAccuracy), 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) heading(kBadHeading), 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) speed(kBadSpeed), 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) error_code(ERROR_CODE_NONE) { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool Geoposition::Validate() const { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return latitude >= -90. && latitude <= 90. && 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) longitude >= -180. && longitude <= 180. && 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) accuracy >= 0. && 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !timestamp.is_null(); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 40