0,0 → 1,427 |
|
namespace GMap.NET.MapProviders |
{ |
using System; |
using System.Collections.Generic; |
using System.Diagnostics; |
using System.Globalization; |
using System.Xml; |
using GMap.NET.Internals; |
using GMap.NET.Projections; |
|
public abstract class YahooMapProviderBase : GMapProvider, GeocodingProvider |
{ |
public YahooMapProviderBase() |
{ |
RefererUrl = "http://maps.yahoo.com/"; |
Copyright = string.Format("© Yahoo! Inc. - Map data & Imagery ©{0} NAVTEQ", DateTime.Today.Year); |
} |
|
public string AppId = string.Empty; |
public int MinExpectedQuality = 39; |
|
#region GMapProvider Members |
public override Guid Id |
{ |
get |
{ |
throw new NotImplementedException(); |
} |
} |
|
public override string Name |
{ |
get |
{ |
throw new NotImplementedException(); |
} |
} |
|
public override PureProjection Projection |
{ |
get |
{ |
return MercatorProjection.Instance; |
} |
} |
|
GMapProvider[] overlays; |
public override GMapProvider[] Overlays |
{ |
get |
{ |
if(overlays == null) |
{ |
overlays = new GMapProvider[] { this }; |
} |
return overlays; |
} |
} |
|
public override PureImage GetTileImage(GPoint pos, int zoom) |
{ |
throw new NotImplementedException(); |
} |
#endregion |
|
#region GeocodingProvider Members |
|
public GeoCoderStatusCode GetPoints(string keywords, out List<PointLatLng> pointList) |
{ |
// http://where.yahooapis.com/geocode?q=lithuania,vilnius&appid=1234&flags=CG&gflags=QL&locale=LT-lt |
|
#region -- response -- |
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>40</Quality><Found>1</Found><Result><quality>40</quality><latitude>54.689850</latitude><longitude>25.269260</longitude><offsetlat>54.689850</offsetlat><offsetlon>25.269260</offsetlon><radius>46100</radius></Result></ResultSet> |
#endregion |
|
return GetLatLngFromGeocoderUrl(MakeGeocoderUrl(keywords), out pointList); |
} |
|
public PointLatLng? GetPoint(string keywords, out GeoCoderStatusCode status) |
{ |
List<PointLatLng> pointList; |
status = GetPoints(keywords, out pointList); |
return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null; |
} |
|
public GeoCoderStatusCode GetPoints(Placemark placemark, out List<PointLatLng> pointList) |
{ |
// http://where.yahooapis.com/geocode?country=LT&state=Vilniaus+Apskritis&county=Vilniaus+Miesto+Savivaldybe&city=Vilnius&neighborhood=Naujamiestis&postal=01108&street=J.+Tumo-Vaizganto+Gatve&house=2&appid=1234&flags=CG&gflags=QL&locale=LT-lt |
|
#region -- response -- |
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>19</Quality><Found>1</Found><Result><quality>87</quality><latitude>54.690181</latitude><longitude>25.269483</longitude><offsetlat>54.690227</offsetlat><offsetlon>25.269278</offsetlon><radius>500</radius></Result></ResultSet> |
#endregion |
|
return GetLatLngFromGeocoderUrl(MakeGeocoderDetailedUrl(placemark), out pointList); |
} |
|
public PointLatLng? GetPoint(Placemark placemark, out GeoCoderStatusCode status) |
{ |
List<PointLatLng> pointList; |
status = GetPoints(placemark, out pointList); |
return pointList != null && pointList.Count > 0 ? pointList[0] : (PointLatLng?)null; |
} |
|
public GeoCoderStatusCode GetPlacemarks(PointLatLng location, out List<Placemark> placemarkList) |
{ |
// http://where.yahooapis.com/geocode?q=54.689850,25.269260&appid=1234&flags=G&gflags=QRL&locale=LT-lt |
|
#region -- response -- |
//<ResultSet version="1.0"><Error>0</Error><ErrorMessage>No error</ErrorMessage><Locale>LT-lt</Locale><Quality>99</Quality><Found>1</Found><Result><quality>99</quality><latitude>54.689850</latitude><longitude>25.269260</longitude><offsetlat>54.689850</offsetlat><offsetlon>25.269260</offsetlon><radius>500</radius><name>54.689850,25.269260</name><line1>2 J. Tumo-Vaizganto Gatve</line1><line2>01108 Naujamiestis</line2><line3/><line4>Lietuvos Respublika</line4><house>2</house><street>J. Tumo-Vaizganto Gatve</street><xstreet/><unittype/><unit/><postal>01108</postal><level4>Naujamiestis</level4><level3>Vilnius</level3><level2>Vilniaus Miesto Savivaldybe</level2><level1>Vilniaus Apskritis</level1><level0>Lietuvos Respublika</level0><level0code>LT</level0code><level1code/><level2code/><hash/><woeid>12758362</woeid><woetype>11</woetype><uzip>01108</uzip></Result></ResultSet> |
#endregion |
|
return GetPlacemarksFromReverseGeocoderUrl(MakeReverseGeocoderUrl(location), out placemarkList); |
} |
|
public Placemark ? GetPlacemark(PointLatLng location, out GeoCoderStatusCode status) |
{ |
List<Placemark> placemarkList; |
status = GetPlacemarks(location, out placemarkList); |
return placemarkList != null && placemarkList.Count > 0 ? placemarkList[0] : (Placemark?)null; |
} |
|
#region -- internals -- |
|
string MakeGeocoderUrl(string keywords) |
{ |
return string.Format(CultureInfo.InvariantCulture, GeocoderUrlFormat, keywords.Replace(' ', '+'), AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : ""); |
} |
|
string MakeGeocoderDetailedUrl(Placemark placemark) |
{ |
return string.Format(GeocoderDetailedUrlFormat, |
PrepareUrlString(placemark.CountryName), |
PrepareUrlString(placemark.AdministrativeAreaName), |
PrepareUrlString(placemark.SubAdministrativeAreaName), |
PrepareUrlString(placemark.LocalityName), |
PrepareUrlString(placemark.DistrictName), |
PrepareUrlString(placemark.PostalCodeNumber), |
PrepareUrlString(placemark.ThoroughfareName), |
PrepareUrlString(placemark.HouseNo), |
AppId, |
!string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : string.Empty); |
} |
|
string MakeReverseGeocoderUrl(PointLatLng pt) |
{ |
return string.Format(CultureInfo.InvariantCulture, ReverseGeocoderUrlFormat, pt.Lat, pt.Lng, AppId, !string.IsNullOrEmpty(LanguageStr) ? "&locale=" + LanguageStr : ""); |
} |
|
string PrepareUrlString(string str) |
{ |
if (str == null) return string.Empty; |
return str.Replace(' ', '+'); |
} |
|
GeoCoderStatusCode GetLatLngFromGeocoderUrl(string url, out List<PointLatLng> pointList) |
{ |
var status = GeoCoderStatusCode.Unknow; |
pointList = null; |
|
try |
{ |
string geo = GMaps.Instance.UseGeocoderCache ? Cache.Instance.GetContent(url, CacheType.GeocoderCache) : string.Empty; |
|
bool cache = false; |
|
if (string.IsNullOrEmpty(geo)) |
{ |
geo = GetContentUsingHttp(url); |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
cache = true; |
} |
} |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
if (geo.StartsWith("<?xml") && geo.Contains("<Result")) |
{ |
if (cache && GMaps.Instance.UseGeocoderCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.GeocoderCache, geo); |
} |
|
XmlDocument doc = new XmlDocument(); |
doc.LoadXml(geo); |
{ |
XmlNodeList l = doc.SelectNodes("/ResultSet/Result"); |
if (l != null) |
{ |
pointList = new List<PointLatLng>(); |
|
foreach (XmlNode n in l) |
{ |
var nn = n.SelectSingleNode("quality"); |
if (nn != null) |
{ |
var quality = int.Parse(nn.InnerText); |
if (quality < MinExpectedQuality) continue; |
|
nn = n.SelectSingleNode("latitude"); |
if (nn != null) |
{ |
double lat = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
|
nn = n.SelectSingleNode("longitude"); |
if (nn != null) |
{ |
double lng = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
pointList.Add(new PointLatLng(lat, lng)); |
} |
} |
} |
} |
|
status = GeoCoderStatusCode.G_GEO_SUCCESS; |
} |
} |
} |
} |
} |
catch (Exception ex) |
{ |
status = GeoCoderStatusCode.ExceptionInCode; |
Debug.WriteLine("GetLatLngFromGeocoderUrl: " + ex); |
} |
|
return status; |
} |
|
GeoCoderStatusCode GetPlacemarksFromReverseGeocoderUrl(string url, out List<Placemark> placemarkList) |
{ |
var status = GeoCoderStatusCode.Unknow; |
placemarkList = null; |
|
try |
{ |
string geo = GMaps.Instance.UsePlacemarkCache ? Cache.Instance.GetContent(url, CacheType.PlacemarkCache) : string.Empty; |
|
bool cache = false; |
|
if (string.IsNullOrEmpty(geo)) |
{ |
geo = GetContentUsingHttp(url); |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
cache = true; |
} |
} |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
if (geo.StartsWith("<?xml") && geo.Contains("<ResultSet")) |
{ |
if (cache && GMaps.Instance.UsePlacemarkCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.PlacemarkCache, geo); |
} |
|
XmlDocument doc = new XmlDocument(); |
doc.LoadXml(geo); |
{ |
XmlNodeList l = doc.SelectNodes("/ResultSet/Result"); |
if (l != null) |
{ |
placemarkList = new List<Placemark>(); |
|
foreach (XmlNode n in l) |
{ |
var vl = n.SelectSingleNode("name"); |
if (vl == null) continue; |
|
Placemark placemark = new Placemark(vl.InnerText); |
|
vl = n.SelectSingleNode("level0"); |
if (vl != null) |
{ |
placemark.CountryName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("level0code"); |
if (vl != null) |
{ |
placemark.CountryNameCode = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("postal"); |
if (vl != null) |
{ |
placemark.PostalCodeNumber = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("level1"); |
if (vl != null) |
{ |
placemark.AdministrativeAreaName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("level2"); |
if (vl != null) |
{ |
placemark.SubAdministrativeAreaName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("level3"); |
if (vl != null) |
{ |
placemark.LocalityName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("level4"); |
if (vl != null) |
{ |
placemark.DistrictName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("street"); |
if (vl != null) |
{ |
placemark.ThoroughfareName = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("house"); |
if (vl != null) |
{ |
placemark.HouseNo = vl.InnerText; |
} |
|
vl = n.SelectSingleNode("radius"); |
if (vl != null) |
{ |
placemark.Accuracy = int.Parse(vl.InnerText); |
} |
|
placemarkList.Add(placemark); |
} |
|
status = GeoCoderStatusCode.G_GEO_SUCCESS; |
} |
} |
} |
} |
} |
catch (Exception ex) |
{ |
status = GeoCoderStatusCode.ExceptionInCode; |
Debug.WriteLine("GetPlacemarkFromReverseGeocoderUrl: " + ex); |
} |
|
return status; |
} |
|
static readonly string ReverseGeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0},{1}&appid={2}&flags=G&gflags=QRL{3}"; |
static readonly string GeocoderUrlFormat = "http://where.yahooapis.com/geocode?q={0}&appid={1}&flags=CG&gflags=QL{2}"; |
static readonly string GeocoderDetailedUrlFormat = "http://where.yahooapis.com/geocode?country={0}&state={1}&county={2}&city={3}&neighborhood={4}&postal={5}&street={6}&house={7}&appid={8}&flags=CG&gflags=QL{9}"; |
|
#endregion |
|
#endregion |
} |
|
/// <summary> |
/// YahooMap provider |
/// </summary> |
public class YahooMapProvider : YahooMapProviderBase |
{ |
public static readonly YahooMapProvider Instance; |
|
YahooMapProvider() |
{ |
} |
|
static YahooMapProvider() |
{ |
Instance = new YahooMapProvider(); |
} |
|
public string Version = "2.1"; |
|
#region GMapProvider Members |
|
readonly Guid id = new Guid("65DB032C-6869-49B0-A7FC-3AE41A26AF4D"); |
public override Guid Id |
{ |
get |
{ |
return id; |
} |
} |
|
readonly string name = "YahooMap"; |
public override string Name |
{ |
get |
{ |
return name; |
} |
} |
|
public override PureImage GetTileImage(GPoint pos, int zoom) |
{ |
string url = MakeTileImageUrl(pos, zoom, LanguageStr); |
|
return GetTileImageUsingHttp(url); |
} |
|
#endregion |
|
string MakeTileImageUrl(GPoint pos, int zoom, string language) |
{ |
// http://maps1.yimg.com/hx/tl?b=1&v=4.3&.intl=en&x=12&y=7&z=7&r=1 |
// http://2.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day/11/1169/652/256/png8?lg=EN&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&app_id=eAdkWGYRoc4RfxVo0Z4B |
// https://4.aerial.maps.api.here.com/maptile/2.1/maptile/newest/hybrid.day/11/1167/652/256/jpg?lg=ENG&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&requestid=yahoo.prod&app_id=eAdkWGYRoc4RfxVo0Z4B |
// https://4.aerial.maps.api.here.com/maptile/2.1/maptile/newest/satellite.day/13/4671/2604/256/jpg?lg=ENG&token=TrLJuXVK62IQk0vuXFzaig%3D%3D&requestid=yahoo.prod&app_id=eAdkWGYRoc4RfxVo0Z4B |
|
return string.Format(UrlFormat, ((GetServerNum(pos, 2)) + 1), Version, zoom, pos.X, pos.Y, language, rnd1, rnd2); |
} |
|
string rnd1 = Guid.NewGuid().ToString("N").Substring(0, 28); |
string rnd2 = Guid.NewGuid().ToString("N").Substring(0, 20); |
|
//static readonly string UrlFormat = "http://maps{0}.yimg.com/hx/tl?v={1}&.intl={2}&x={3}&y={4}&z={5}&r=1"; |
static readonly string UrlFormat = "http://{0}.base.maps.api.here.com/maptile/{1}/maptile/newest/normal.day/{2}/{3}/{4}/256/png8?lg={5}&token={6}&requestid=yahoo.prod&app_id={7}"; |
} |
} |