0,0 → 1,2191 |
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namespace GMap.NET.MapProviders |
{ |
using System; |
using GMap.NET.Projections; |
using System.Security.Cryptography; |
using System.Diagnostics; |
using System.Net; |
using System.IO; |
using System.Text.RegularExpressions; |
using System.Threading; |
using GMap.NET.Internals; |
using System.Collections.Generic; |
using System.Globalization; |
using System.Xml; |
using System.Text; |
#if PocketPC |
using OpenNETCF.Security.Cryptography; |
#endif |
|
public abstract class GoogleMapProviderBase : GMapProvider, RoutingProvider, GeocodingProvider, DirectionsProvider |
{ |
public GoogleMapProviderBase() |
{ |
MaxZoom = null; |
RefererUrl = string.Format("http://maps.{0}/", Server); |
Copyright = string.Format("©{0} Google - Map data ©{0} Tele Atlas, Imagery ©{0} TerraMetrics", DateTime.Today.Year); |
} |
|
public readonly string ServerAPIs /* ;}~~ */ = Stuff.GString(/*{^_^}*/"9gERyvblybF8iMuCt/LD6w=="/*d{'_'}b*/); |
public readonly string Server /* ;}~~~~ */ = Stuff.GString(/*{^_^}*/"gosr2U13BoS+bXaIxt6XWg=="/*d{'_'}b*/); |
public readonly string ServerChina /* ;}~ */ = Stuff.GString(/*{^_^}*/"gosr2U13BoTEJoJJuO25gQ=="/*d{'_'}b*/); |
public readonly string ServerKorea /* ;}~~ */ = Stuff.GString(/*{^_^}*/"8ZVBOEsBinzi+zmP7y7pPA=="/*d{'_'}b*/); |
public readonly string ServerKoreaKr /* ;}~ */ = Stuff.GString(/*{^_^}*/"gosr2U13BoQyz1gkC4QLfg=="/*d{'_'}b*/); |
|
public string SecureWord = "Galileo"; |
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/// <summary> |
/// Your application's API key, obtained from the Google Developers Console. |
/// This key identifies your application for purposes of quota management. |
/// Must provide either API key or Maps for Work credentials. |
/// </summary> |
public string ApiKey = string.Empty; |
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#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 |
|
public bool TryCorrectVersion = true; |
static bool init = false; |
|
public override void OnInitialized() |
{ |
if (!init && TryCorrectVersion) |
{ |
string url = string.Format("https://maps.{0}/maps/api/js?client=google-maps-lite&libraries=search&language=en&region=", ServerAPIs); |
try |
{ |
string html = GMaps.Instance.UseUrlCache ? Cache.Instance.GetContent(url, CacheType.UrlCache, TimeSpan.FromHours(8)) : string.Empty; |
|
if (string.IsNullOrEmpty(html)) |
{ |
html = GetContentUsingHttp(url); |
if (!string.IsNullOrEmpty(html)) |
{ |
if (GMaps.Instance.UseUrlCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.UrlCache, html); |
} |
} |
} |
|
if (!string.IsNullOrEmpty(html)) |
{ |
#region -- match versions -- |
Regex reg = new Regex(string.Format(@"https?://mts?\d.{0}/maps/vt\?lyrs=m@(\d*)", Server), RegexOptions.IgnoreCase); |
Match mat = reg.Match(html); |
if (mat.Success) |
{ |
GroupCollection gc = mat.Groups; |
int count = gc.Count; |
if (count > 0) |
{ |
string ver = string.Format("m@{0}", gc [1].Value); |
string old = GMapProviders.GoogleMap.Version; |
|
GMapProviders.GoogleMap.Version = ver; |
GMapProviders.GoogleChinaMap.Version = ver; |
|
string verh = string.Format("h@{0}", gc [1].Value); |
string oldh = GMapProviders.GoogleHybridMap.Version; |
|
GMapProviders.GoogleHybridMap.Version = verh; |
GMapProviders.GoogleChinaHybridMap.Version = verh; |
#if DEBUG |
Debug.WriteLine("GMapProviders.GoogleMap.Version: " + ver + ", " + (ver == old ? "OK" : "old: " + old + ", consider updating source")); |
Debug.WriteLine("GMapProviders.GoogleHybridMap.Version: " + verh + ", " + (verh == oldh ? "OK" : "old: " + oldh + ", consider updating source")); |
|
if (Debugger.IsAttached && ver != old) |
{ |
Thread.Sleep(1111); |
} |
#endif |
} |
} |
|
reg = new Regex(string.Format(@"https?://khms?\d.{0}/kh\?v=(\d*)", Server), RegexOptions.IgnoreCase); |
mat = reg.Match(html); |
if (mat.Success) |
{ |
GroupCollection gc = mat.Groups; |
int count = gc.Count; |
if (count > 0) |
{ |
string ver = gc [1].Value; |
string old = GMapProviders.GoogleSatelliteMap.Version; |
|
GMapProviders.GoogleSatelliteMap.Version = ver; |
GMapProviders.GoogleKoreaSatelliteMap.Version = ver; |
GMapProviders.GoogleChinaSatelliteMap.Version = "s@" + ver; |
#if DEBUG |
Debug.WriteLine("GMapProviders.GoogleSatelliteMap.Version: " + ver + ", " + (ver == old ? "OK" : "old: " + old + ", consider updating source")); |
if (Debugger.IsAttached && ver != old) |
{ |
Thread.Sleep(1111); |
} |
#endif |
} |
} |
|
reg = new Regex(string.Format(@"https?://mts?\d.{0}/maps/vt\?lyrs=t@(\d*),r@(\d*)", Server), RegexOptions.IgnoreCase); |
mat = reg.Match(html); |
if (mat.Success) |
{ |
GroupCollection gc = mat.Groups; |
int count = gc.Count; |
if (count > 1) |
{ |
string ver = string.Format("t@{0},r@{1}", gc [1].Value, gc [2].Value); |
string old = GMapProviders.GoogleTerrainMap.Version; |
|
GMapProviders.GoogleTerrainMap.Version = ver; |
GMapProviders.GoogleChinaTerrainMap.Version = ver; |
#if DEBUG |
Debug.WriteLine("GMapProviders.GoogleTerrainMap.Version: " + ver + ", " + (ver == old ? "OK" : "old: " + old + ", consider updating source")); |
if (Debugger.IsAttached && ver != old) |
{ |
Thread.Sleep(1111); |
} |
#endif |
} |
} |
#endregion |
} |
|
init = true; // try it only once |
} |
catch (Exception ex) |
{ |
Debug.WriteLine("TryCorrectGoogleVersions failed: " + ex.ToString()); |
} |
} |
} |
|
internal void GetSecureWords(GPoint pos, out string sec1, out string sec2) |
{ |
sec1 = string.Empty; // after &x=... |
sec2 = string.Empty; // after &zoom=... |
int seclen = (int)((pos.X * 3) + pos.Y) % 8; |
sec2 = SecureWord.Substring(0, seclen); |
if (pos.Y >= 10000 && pos.Y < 100000) |
{ |
sec1 = Sec1; |
} |
} |
|
static readonly string Sec1 = "&s="; |
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#region RoutingProvider Members |
|
public MapRoute GetRoute(PointLatLng start, PointLatLng end, bool avoidHighways, bool walkingMode, int Zoom) |
{ |
string tooltip; |
int numLevels; |
int zoomFactor; |
MapRoute ret = null; |
List<PointLatLng> points = GetRoutePoints(MakeRouteUrl(start, end, LanguageStr, avoidHighways, walkingMode), Zoom, out tooltip, out numLevels, out zoomFactor); |
if (points != null) |
{ |
ret = new MapRoute(points, tooltip); |
} |
return ret; |
} |
|
public MapRoute GetRoute(string start, string end, bool avoidHighways, bool walkingMode, int Zoom) |
{ |
string tooltip; |
int numLevels; |
int zoomFactor; |
MapRoute ret = null; |
List<PointLatLng> points = GetRoutePoints(MakeRouteUrl(start, end, LanguageStr, avoidHighways, walkingMode), Zoom, out tooltip, out numLevels, out zoomFactor); |
if (points != null) |
{ |
ret = new MapRoute(points, tooltip); |
} |
return ret; |
} |
|
#region -- internals -- |
|
string MakeRouteUrl(PointLatLng start, PointLatLng end, string language, bool avoidHighways, bool walkingMode) |
{ |
string opt = walkingMode ? WalkingStr : (avoidHighways ? RouteWithoutHighwaysStr : RouteStr); |
return string.Format(CultureInfo.InvariantCulture, RouteUrlFormatPointLatLng, language, opt, start.Lat, start.Lng, end.Lat, end.Lng, Server); |
} |
|
string MakeRouteUrl(string start, string end, string language, bool avoidHighways, bool walkingMode) |
{ |
string opt = walkingMode ? WalkingStr : (avoidHighways ? RouteWithoutHighwaysStr : RouteStr); |
return string.Format(RouteUrlFormatStr, language, opt, start.Replace(' ', '+'), end.Replace(' ', '+'), Server); |
} |
|
List<PointLatLng> GetRoutePoints(string url, int zoom, out string tooltipHtml, out int numLevel, out int zoomFactor) |
{ |
List<PointLatLng> points = null; |
tooltipHtml = string.Empty; |
numLevel = -1; |
zoomFactor = -1; |
try |
{ |
string route = GMaps.Instance.UseRouteCache ? Cache.Instance.GetContent(url, CacheType.RouteCache) : string.Empty; |
|
if (string.IsNullOrEmpty(route)) |
{ |
route = GetContentUsingHttp(url); |
|
if (!string.IsNullOrEmpty(route)) |
{ |
if (GMaps.Instance.UseRouteCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.RouteCache, route); |
} |
} |
} |
|
// parse values |
if (!string.IsNullOrEmpty(route)) |
{ |
//{ |
//tooltipHtml:" (300\x26#160;km / 2 valandos 59 min.)", |
//polylines: |
//[{ |
// id:"route0", |
// points:"cy~rIcvp`ClJ~v@jHpu@N|BB~A?tA_@`J@nAJrB|AhEf@h@~@^pANh@Mr@a@`@_@x@cBPk@ZiBHeDQ{C]wAc@mAqCeEoA_C{@_Cy@iDoEaW}AsJcJ}t@iWowB{C_Vyw@gvGyTyjBu@gHwDoZ{W_zBsX}~BiA_MmAyOcAwOs@yNy@eTk@mVUmTE}PJ_W`@cVd@cQ`@}KjA_V`AeOn@oItAkOdAaKfBaOhDiVbD}RpBuKtEkTtP}q@fr@ypCfCmK|CmNvEqVvCuQ`BgLnAmJ`CgTpA_N~@sLlBwYh@yLp@cSj@e]zFkzKHaVViSf@wZjFwqBt@{Wr@qS`AaUjAgStBkYrEwe@xIuw@`Gmj@rFok@~BkYtCy_@|KccBvBgZjC}[tD__@pDaYjB_MpBuLhGi[fC}KfFcSnEkObFgOrFkOzEoLt[ys@tJeUlIsSbKqXtFiPfKi]rG_W|CiNhDkPfDuQlDoShEuXrEy[nOgiAxF{`@|DoVzFk[fDwPlXupA~CoPfDuQxGcd@l@yEdH{r@xDam@`AiWz@mYtAq~@p@uqAfAqx@|@kZxA}^lBq\\|Be\\lAaO~Dm`@|Gsj@tS_~AhCyUrCeZrByWv@uLlUiyDpA}NdHkn@pGmb@LkAtAoIjDqR`I{`@`BcH|I_b@zJcd@lKig@\\_CbBaIlJ}g@lIoj@pAuJtFoh@~Eqs@hDmv@h@qOfF{jBn@gSxCio@dAuQn@gIVoBjAiOlCqWbCiT`PekAzKiu@~EgYfIya@fA{ExGwWnDkMdHiU|G}R`HgQhRsa@hW}g@jVsg@|a@cbAbJkUxKoYxLa_@`IiZzHu[`DoOXsBhBuJbCwNdBaL`EkYvAwM`CeVtEwj@nDqj@BkAnB{YpGgeAn@eJ`CmYvEid@tBkQpGkd@rE}UxB}JdJo_@nDcNfSan@nS}j@lCeIvDsMbC{J|CyNbAwFfCgPz@uGvBiSdD}`@rFon@nKaqAxDmc@xBuT|Fqc@nC_PrEcUtC_MpFcT`GqQxJmXfXwq@jQgh@hBeGhG_U|BaK|G}[nRikAzIam@tDsYfE}^v@_MbAwKn@oIr@yLrBub@jAoa@b@sRdDmjBx@aZdA}XnAqVpAgTlAqPn@oGvFye@dCeRzGwb@xT_}A`BcPrAoOvCad@jAmXv@eV`BieA~@a[fBg_@`CiZ~A_OhHqk@hHcn@tEwe@rDub@nBoW~@sN|BeZnAgMvDm\\hFs^hSigArFaY`Gc\\`C}OhD}YfByQdAaNbAkOtOu~Cn@wKz@uLfCeY|CkW~B}OhCmO|AcI~A_IvDoPpEyPdImWrDuKnL_YjI{Ptl@qfAle@u|@xI}PbImQvFwMbGgOxFkOpdAosCdD_KxGsU|E}RxFcXhCwNjDwTvBiPfBqOrAyMfBcTxAaVhAwVrCy_Al@iPt@_OtA}Q`AuJ`AgIzAkK`EoUtBsJhCaKxCaKdDaKhQeg@jGiRfGaSrFyR`HsWvL}f@xp@grC`Sq|@pEsVdAoGjF{XlkAgwHxHgj@|Jex@fg@qlEjQs{AdHwh@zDkVhEkVzI_e@v}AgzHpK_l@tE}YtEy[rC}TpFme@jg@cpEbF{d@~BoXfBqUbAyOx@yN|Ao]bAo[tIazC`@iLb@aJ~AkWbBgRdBgPjA{IdCePlAmHfBmJdCiL~CuM|DoNxhDezKdDkLvBoInFqVbCuMxBqNnAeJ~CwXdBoSb^crElFsl@`Dy[zDu^xBiRzc@aaE|Fsd@vCkShDmTpG}^lD}QzDoR|zAcdHvIob@dKoj@jDmSlKiq@xVacBhEqXnBqL|Ga^zJke@`y@ktD~Mop@tP}_AdOg`AtCiQxCyOlDkPfDoN`GiTfGkRjEwLvEsL|HkQtEkJdE{HrwAkaCrT{a@rpDiuHtE_KvLuV|{AwaDzAqCb@mAf{Ac`D~FqL~y@_fBlNmZbGaNtF}Mpn@s~AlYss@dFgK|DoGhBoCrDuE~AcBtGaGnByAnDwBnCwAfDwAnFaBjGkA~[{E`iEkn@pQaDvIwBnIiCl\\qLn}J{pDhMcGrFcDhGeEvoDehC|AsArCwChBaC`C_EzC_HbBcFd@uB`@qAn@gDdB}Kz@}Hn@iPjByx@jDcvAj@}RDsEn@yTv@a]VcPtEamFBcHT_LNkEdAiShDsi@`GudAbFgx@`@iKdP}yFhBgs@p@yRjCo_AJwCXeEb@uEz@_H|@yEnBqHrCiIpAmE`o@qhBxC_IjIuVdIcXh{AgmG`i@_{BfCuLrhAssGfFeXxbBklInCsN|_AoiGpGs_@pl@w}Czy@_kEvG{]h}@ieFbQehAdHye@lPagA|Eu\\tAmI|CwWjn@mwGj@eH|]azFl@kPjAqd@jJe|DlD}vAxAeh@@eBvVk}JzIkqDfE_aBfA{YbBk[zp@e}LhAaObCeUlAuIzAeJrb@q`CjCcOnAaIpBwOtBkTjDsg@~AiPvBwOlAcH|AkIlCkLlYudApDoN`BgHhBaJvAeIvAqJbAuHrBqQbAsLx@oL`MwrCXkFr@uJh@{FhBsOvXwoB|EqVdBmHxC}KtCcJtDgKjDoIxE}JdHcMdCuDdIoKlmB}|BjJuMfFgIlE{HlEyIdEeJ~FaOvCgInCuI`EmN`J}]rEsP`EuMzCoIxGwPpi@cnAhGgPzCiJvFmRrEwQbDyOtCoPbDwTxDq\\rAsK`BgLhB{KxBoLfCgLjDqKdBqEfEkJtSy^`EcJnDuJjAwDrCeK\\}AjCaNr@qEjAaJtNaqAdCqQ`BsItS}bAbQs{@|Kor@xBmKz}@}uDze@{zAjk@}fBjTsq@r@uCd@aDFyCIwCWcCY}Aq_@w|A{AwF_DyHgHwOgu@m_BSb@nFhL", |
// levels:"B?@?????@?@???A???@?@????@??@????????@????@???A????@????@??@???@??@???A???@??@???A??@???@????A??@???@??@????@??@???@????@???@??A@?@???@????A????@??@?@???@???????@??@?@????@????@?A??@???@????@??@?A??????@???????@??A???@??@???@??@????@??@?@?????@?@?A?@????@???@??@??@????@?@??@?@??@??????@???@?@????@???B???@??@??????@??@???A?????@????@???A??@??????@??@??A?@???@???@??A????@???@???@????A????@@??A???@???@??@??A????@??????@??@???@???B????@?@????????@????@????A?????@????@??A???@???@???B???@?????@???@????@????@???A???????@??A@??@?@??@@?????A?@@????????@??@?A????@?????@???@???@???@???@?@?A???@??@?@??@???@?????@???A??@???????@????@???@????@????@@???A????@?@??@?B", |
// numLevels:4, |
// zoomFactor:16 |
//}] |
//} |
|
#region -- title -- |
int tooltipEnd = 0; |
{ |
int x = route.IndexOf("tooltipHtml:") + 13; |
if (x >= 13) |
{ |
tooltipEnd = route.IndexOf("\"", x + 1); |
if (tooltipEnd > 0) |
{ |
int l = tooltipEnd - x; |
if (l > 0) |
{ |
tooltipHtml = route.Substring(x, l).Replace(@"\x26#160;", " "); |
} |
} |
} |
} |
#endregion |
|
#region -- points -- |
int pointsEnd = 0; |
{ |
int x = route.IndexOf("points:", tooltipEnd >= 0 ? tooltipEnd : 0) + 8; |
if (x >= 8) |
{ |
pointsEnd = route.IndexOf("\"", x + 1); |
if (pointsEnd > 0) |
{ |
int l = pointsEnd - x; |
if (l > 0) |
{ |
/* |
while(l % 5 != 0) |
{ |
l--; |
} |
*/ |
|
points = new List<PointLatLng>(); |
DecodePointsInto(points, route.Substring(x, l)); |
} |
} |
} |
} |
#endregion |
|
#region -- levels -- |
string levels = string.Empty; |
int levelsEnd = 0; |
{ |
int x = route.IndexOf("levels:", pointsEnd >= 0 ? pointsEnd : 0) + 8; |
if (x >= 8) |
{ |
levelsEnd = route.IndexOf("\"", x + 1); |
if (levelsEnd > 0) |
{ |
int l = levelsEnd - x; |
if (l > 0) |
{ |
levels = route.Substring(x, l); |
} |
} |
} |
} |
#endregion |
|
#region -- numLevel -- |
int numLevelsEnd = 0; |
{ |
int x = route.IndexOf("numLevels:", levelsEnd >= 0 ? levelsEnd : 0) + 10; |
if (x >= 10) |
{ |
numLevelsEnd = route.IndexOf(",", x); |
if (numLevelsEnd > 0) |
{ |
int l = numLevelsEnd - x; |
if (l > 0) |
{ |
numLevel = int.Parse(route.Substring(x, l)); |
} |
} |
} |
} |
#endregion |
|
#region -- zoomFactor -- |
{ |
int x = route.IndexOf("zoomFactor:", numLevelsEnd >= 0 ? numLevelsEnd : 0) + 11; |
if (x >= 11) |
{ |
int end = route.IndexOf("}", x); |
if (end > 0) |
{ |
int l = end - x; |
if (l > 0) |
{ |
zoomFactor = int.Parse(route.Substring(x, l)); |
} |
} |
} |
} |
#endregion |
|
#region -- trim point overload -- |
if (points != null && numLevel > 0 && !string.IsNullOrEmpty(levels)) |
{ |
if (points.Count - levels.Length > 0) |
{ |
points.RemoveRange(levels.Length, points.Count - levels.Length); |
} |
|
//http://facstaff.unca.edu/mcmcclur/GoogleMaps/EncodePolyline/description.html |
// |
string allZlevels = "TSRPONMLKJIHGFEDCBA@?"; |
if (numLevel > allZlevels.Length) |
{ |
numLevel = allZlevels.Length; |
} |
|
// used letters in levels string |
string pLevels = allZlevels.Substring(allZlevels.Length - numLevel); |
|
// remove useless points at zoom |
{ |
List<PointLatLng> removedPoints = new List<PointLatLng>(); |
|
for (int i = 0; i < levels.Length; i++) |
{ |
int zi = pLevels.IndexOf(levels [i]); |
if (zi > 0) |
{ |
if (zi * numLevel > zoom) |
{ |
removedPoints.Add(points [i]); |
} |
} |
} |
|
foreach (var v in removedPoints) |
{ |
points.Remove(v); |
} |
removedPoints.Clear(); |
removedPoints = null; |
} |
} |
#endregion |
} |
} |
catch (Exception ex) |
{ |
points = null; |
Debug.WriteLine("GetRoutePoints: " + ex); |
} |
return points; |
} |
|
static readonly string RouteUrlFormatPointLatLng = "http://maps.{6}/maps?f=q&output=dragdir&doflg=p&hl={0}{1}&q=&saddr=@{2},{3}&daddr=@{4},{5}"; |
static readonly string RouteUrlFormatStr = "http://maps.{4}/maps?f=q&output=dragdir&doflg=p&hl={0}{1}&q=&saddr=@{2}&daddr=@{3}"; |
|
static readonly string WalkingStr = "&mra=ls&dirflg=w"; |
static readonly string RouteWithoutHighwaysStr = "&mra=ls&dirflg=dh"; |
static readonly string RouteStr = "&mra=ls&dirflg=d"; |
|
#endregion |
|
#endregion |
|
#region GeocodingProvider Members |
|
public GeoCoderStatusCode GetPoints(string keywords, out List<PointLatLng> pointList) |
{ |
return GetLatLngFromGeocoderUrl(MakeGeocoderUrl(keywords, LanguageStr), 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; |
} |
|
/// <summary> |
/// NotImplemented |
/// </summary> |
/// <param name="placemark"></param> |
/// <param name="pointList"></param> |
/// <returns></returns> |
public GeoCoderStatusCode GetPoints(Placemark placemark, out List<PointLatLng> pointList) |
{ |
throw new NotImplementedException("use GetPoints(string keywords..."); |
} |
|
/// <summary> |
/// NotImplemented |
/// </summary> |
/// <param name="placemark"></param> |
/// <param name="status"></param> |
/// <returns></returns> |
public PointLatLng? GetPoint(Placemark placemark, out GeoCoderStatusCode status) |
{ |
throw new NotImplementedException("use GetPoint(string keywords..."); |
} |
|
public GeoCoderStatusCode GetPlacemarks(PointLatLng location, out List<Placemark> placemarkList) |
{ |
return GetPlacemarkFromReverseGeocoderUrl(MakeReverseGeocoderUrl(location, LanguageStr), out placemarkList); |
} |
|
public Placemark? GetPlacemark(PointLatLng location, out GeoCoderStatusCode status) |
{ |
List<Placemark> pointList; |
status = GetPlacemarks(location, out pointList); |
return pointList != null && pointList.Count > 0 ? pointList [0] : (Placemark?)null; |
} |
|
#region -- internals -- |
|
// The Coogle Geocoding API: http://tinyurl.com/cdlj889 |
|
string MakeGeocoderUrl(string keywords, string language) |
{ |
return string.Format(CultureInfo.InvariantCulture, GeocoderUrlFormat, ServerAPIs, Uri.EscapeDataString(keywords).Replace(' ', '+'), language); |
} |
|
string MakeReverseGeocoderUrl(PointLatLng pt, string language) |
{ |
return string.Format(CultureInfo.InvariantCulture, ReverseGeocoderUrlFormat, ServerAPIs, pt.Lat, pt.Lng, language); |
} |
|
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)) |
{ |
string urls = url; |
|
// Must provide either API key or Maps for Work credentials. |
if (!string.IsNullOrEmpty(ClientId)) |
{ |
urls = GetSignedUri(url); |
} |
else if (!string.IsNullOrEmpty(ApiKey)) |
{ |
urls += "&key=" + ApiKey; |
} |
|
geo = GetContentUsingHttp(urls); |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
cache = true; |
} |
} |
|
if (!string.IsNullOrEmpty(geo)) |
{ |
if (geo.StartsWith("<?xml")) |
{ |
#region -- xml response -- |
//<?xml version="1.0" encoding="UTF-8"?> |
//<GeocodeResponse> |
// <status>OK</status> |
// <result> |
// <type>locality</type> |
// <type>political</type> |
// <formatted_address>Vilnius, Lithuania</formatted_address> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6871555</lat> |
// <lng>25.2796514</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>airport</type> |
// <type>transit_station</type> |
// <type>establishment</type> |
// <formatted_address>Vilnius International Airport (VNO), 10A, Vilnius, Lithuania</formatted_address> |
// <address_component> |
// <long_name>Vilnius International Airport</long_name> |
// <short_name>Vilnius International Airport</short_name> |
// <type>establishment</type> |
// </address_component> |
// <address_component> |
// <long_name>10A</long_name> |
// <short_name>10A</short_name> |
// <type>street_number</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6369440</lat> |
// <lng>25.2877780</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.6158331</lat> |
// <lng>25.2723832</lng> |
// </southwest> |
// <northeast> |
// <lat>54.6538331</lat> |
// <lng>25.3034219</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.6158331</lat> |
// <lng>25.2723832</lng> |
// </southwest> |
// <northeast> |
// <lat>54.6538331</lat> |
// <lng>25.3034219</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
//</GeocodeResponse> |
|
#endregion |
|
XmlDocument doc = new XmlDocument(); |
doc.LoadXml(geo); |
|
XmlNode nn = doc.SelectSingleNode("//status"); |
if (nn != null) |
{ |
if (nn.InnerText != "OK") |
{ |
Debug.WriteLine("GetLatLngFromGeocoderUrl: " + nn.InnerText); |
} |
else |
{ |
status = GeoCoderStatusCode.G_GEO_SUCCESS; |
|
if (cache && GMaps.Instance.UseGeocoderCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.GeocoderCache, geo); |
} |
|
pointList = new List<PointLatLng>(); |
|
XmlNodeList l = doc.SelectNodes("//result"); |
if (l != null) |
{ |
foreach (XmlNode n in l) |
{ |
nn = n.SelectSingleNode("geometry/location/lat"); |
if (nn != null) |
{ |
double lat = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
|
nn = n.SelectSingleNode("geometry/location/lng"); |
if (nn != null) |
{ |
double lng = double.Parse(nn.InnerText, CultureInfo.InvariantCulture); |
pointList.Add(new PointLatLng(lat, lng)); |
} |
} |
} |
} |
} |
} |
} |
} |
} |
catch (Exception ex) |
{ |
status = GeoCoderStatusCode.ExceptionInCode; |
Debug.WriteLine("GetLatLngFromGeocoderUrl: " + ex); |
} |
|
return status; |
} |
|
GeoCoderStatusCode GetPlacemarkFromReverseGeocoderUrl(string url, out List<Placemark> placemarkList) |
{ |
GeoCoderStatusCode status = GeoCoderStatusCode.Unknow; |
placemarkList = null; |
|
try |
{ |
string reverse = GMaps.Instance.UsePlacemarkCache ? Cache.Instance.GetContent(url, CacheType.PlacemarkCache) : string.Empty; |
|
bool cache = false; |
|
if (string.IsNullOrEmpty(reverse)) |
{ |
string urls = url; |
|
// Must provide either API key or Maps for Work credentials. |
if (!string.IsNullOrEmpty(ClientId)) |
{ |
urls = GetSignedUri(url); |
} |
else if (!string.IsNullOrEmpty(ApiKey)) |
{ |
urls += "&key=" + ApiKey; |
} |
|
reverse = GetContentUsingHttp(urls); |
|
if (!string.IsNullOrEmpty(reverse)) |
{ |
cache = true; |
} |
} |
|
if (!string.IsNullOrEmpty(reverse)) |
{ |
if (reverse.StartsWith("<?xml")) |
{ |
#region -- xml response -- |
//<?xml version="1.0" encoding="UTF-8"?> |
//<GeocodeResponse> |
// <status>OK</status> |
// <result> |
// <type>street_address</type> |
// <formatted_address>Tuskul??n?? gatv?? 2, Vilnius 09213, Lithuania</formatted_address> |
// <address_component> |
// <long_name>2</long_name> |
// <short_name>2</short_name> |
// <type>street_number</type> |
// </address_component> |
// <address_component> |
// <long_name>Tuskul??n?? gatv??</long_name> |
// <short_name>Tuskul??n?? g.</short_name> |
// <type>route</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>09213</long_name> |
// <short_name>09213</short_name> |
// <type>postal_code</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6963339</lat> |
// <lng>25.2968939</lng> |
// </location> |
// <location_type>ROOFTOP</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.6949849</lat> |
// <lng>25.2955449</lng> |
// </southwest> |
// <northeast> |
// <lat>54.6976829</lat> |
// <lng>25.2982429</lng> |
// </northeast> |
// </viewport> |
// </geometry> |
// </result> |
// <result> |
// <type>postal_code</type> |
// <formatted_address>Vilnius 09213, Lithuania</formatted_address> |
// <address_component> |
// <long_name>09213</long_name> |
// <short_name>09213</short_name> |
// <type>postal_code</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6963032</lat> |
// <lng>25.2967390</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.6950889</lat> |
// <lng>25.2958851</lng> |
// </southwest> |
// <northeast> |
// <lat>54.6977869</lat> |
// <lng>25.2985830</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.6956179</lat> |
// <lng>25.2958871</lng> |
// </southwest> |
// <northeast> |
// <lat>54.6972579</lat> |
// <lng>25.2985810</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>neighborhood</type> |
// <type>political</type> |
// <formatted_address>??irm??nai, Vilnius, Lithuania</formatted_address> |
// <address_component> |
// <long_name>??irm??nai</long_name> |
// <short_name>??irm??nai</short_name> |
// <type>neighborhood</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.7117424</lat> |
// <lng>25.2974345</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.6888939</lat> |
// <lng>25.2838700</lng> |
// </southwest> |
// <northeast> |
// <lat>54.7304441</lat> |
// <lng>25.3133630</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.6888939</lat> |
// <lng>25.2838700</lng> |
// </southwest> |
// <northeast> |
// <lat>54.7304441</lat> |
// <lng>25.3133630</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>administrative_area_level_3</type> |
// <type>political</type> |
// <formatted_address>??irm??n?? seni??nija, Lithuania</formatted_address> |
// <address_component> |
// <long_name>??irm??n?? seni??nija</long_name> |
// <short_name>??irm??n?? sen.</short_name> |
// <type>administrative_area_level_3</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.7117424</lat> |
// <lng>25.2974345</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.6892135</lat> |
// <lng>25.2837150</lng> |
// </southwest> |
// <northeast> |
// <lat>54.7305878</lat> |
// <lng>25.3135630</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.6892135</lat> |
// <lng>25.2837150</lng> |
// </southwest> |
// <northeast> |
// <lat>54.7305878</lat> |
// <lng>25.3135630</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>locality</type> |
// <type>political</type> |
// <formatted_address>Vilnius, Lithuania</formatted_address> |
// <address_component> |
// <long_name>Vilnius</long_name> |
// <short_name>Vilnius</short_name> |
// <type>locality</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6871555</lat> |
// <lng>25.2796514</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// <formatted_address>Vilniaus miesto savivaldyb??, Lithuania</formatted_address> |
// <address_component> |
// <long_name>Vilniaus miesto savivaldyb??</long_name> |
// <short_name>Vilniaus m. sav.</short_name> |
// <type>administrative_area_level_2</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.6759715</lat> |
// <lng>25.2867413</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.5677980</lat> |
// <lng>25.0243760</lng> |
// </southwest> |
// <northeast> |
// <lat>54.8325440</lat> |
// <lng>25.4814883</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// <formatted_address>Vilnius County, Lithuania</formatted_address> |
// <address_component> |
// <long_name>Vilnius County</long_name> |
// <short_name>Vilnius County</short_name> |
// <type>administrative_area_level_1</type> |
// <type>political</type> |
// </address_component> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>54.8086502</lat> |
// <lng>25.2182138</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>54.1276599</lat> |
// <lng>24.3863751</lng> |
// </southwest> |
// <northeast> |
// <lat>55.5174369</lat> |
// <lng>26.7602130</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>54.1276599</lat> |
// <lng>24.3863751</lng> |
// </southwest> |
// <northeast> |
// <lat>55.5174369</lat> |
// <lng>26.7602130</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
// <result> |
// <type>country</type> |
// <type>political</type> |
// <formatted_address>Lithuania</formatted_address> |
// <address_component> |
// <long_name>Lithuania</long_name> |
// <short_name>LT</short_name> |
// <type>country</type> |
// <type>political</type> |
// </address_component> |
// <geometry> |
// <location> |
// <lat>55.1694380</lat> |
// <lng>23.8812750</lng> |
// </location> |
// <location_type>APPROXIMATE</location_type> |
// <viewport> |
// <southwest> |
// <lat>53.8968787</lat> |
// <lng>20.9543679</lng> |
// </southwest> |
// <northeast> |
// <lat>56.4503209</lat> |
// <lng>26.8355913</lng> |
// </northeast> |
// </viewport> |
// <bounds> |
// <southwest> |
// <lat>53.8968787</lat> |
// <lng>20.9543679</lng> |
// </southwest> |
// <northeast> |
// <lat>56.4503209</lat> |
// <lng>26.8355913</lng> |
// </northeast> |
// </bounds> |
// </geometry> |
// </result> |
//</GeocodeResponse> |
|
#endregion |
|
XmlDocument doc = new XmlDocument(); |
doc.LoadXml(reverse); |
|
XmlNode nn = doc.SelectSingleNode("//status"); |
if (nn != null) |
{ |
if (nn.InnerText != "OK") |
{ |
Debug.WriteLine("GetPlacemarkFromReverseGeocoderUrl: " + nn.InnerText); |
} |
else |
{ |
status = GeoCoderStatusCode.G_GEO_SUCCESS; |
|
if (cache && GMaps.Instance.UsePlacemarkCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.PlacemarkCache, reverse); |
} |
|
placemarkList = new List<Placemark>(); |
|
#region -- placemarks -- |
XmlNodeList l = doc.SelectNodes("//result"); |
if (l != null) |
{ |
foreach (XmlNode n in l) |
{ |
Debug.WriteLine("---------------------"); |
|
nn = n.SelectSingleNode("formatted_address"); |
if (nn != null) |
{ |
var ret = new Placemark(nn.InnerText); |
|
Debug.WriteLine("formatted_address: [" + nn.InnerText + "]"); |
|
nn = n.SelectSingleNode("type"); |
if (nn != null) |
{ |
Debug.WriteLine("type: " + nn.InnerText); |
} |
|
// TODO: fill Placemark details |
|
XmlNodeList acl = n.SelectNodes("address_component"); |
foreach (XmlNode ac in acl) |
{ |
nn = ac.SelectSingleNode("type"); |
if (nn != null) |
{ |
var type = nn.InnerText; |
Debug.Write(" - [" + type + "], "); |
|
nn = ac.SelectSingleNode("long_name"); |
if (nn != null) |
{ |
Debug.WriteLine("long_name: [" + nn.InnerText + "]"); |
|
switch (type) |
{ |
case "street_address": |
{ |
ret.StreetNumber = nn.InnerText; |
} |
break; |
|
case "route": |
{ |
ret.ThoroughfareName = nn.InnerText; |
} |
break; |
|
case "postal_code": |
{ |
ret.PostalCodeNumber = nn.InnerText; |
} |
break; |
|
case "country": |
{ |
ret.CountryName = nn.InnerText; |
} |
break; |
|
case "locality": |
{ |
ret.LocalityName = nn.InnerText; |
} |
break; |
|
case "administrative_area_level_2": |
{ |
ret.DistrictName = nn.InnerText; |
} |
break; |
|
case "administrative_area_level_1": |
{ |
ret.AdministrativeAreaName = nn.InnerText; |
} |
break; |
|
case "administrative_area_level_3": |
{ |
ret.SubAdministrativeAreaName = nn.InnerText; |
} |
break; |
|
case "neighborhood": |
{ |
ret.Neighborhood = nn.InnerText; |
} |
break; |
} |
} |
} |
} |
|
placemarkList.Add(ret); |
} |
} |
} |
#endregion |
} |
} |
#endregion |
} |
} |
} |
catch (Exception ex) |
{ |
status = GeoCoderStatusCode.ExceptionInCode; |
placemarkList = null; |
Debug.WriteLine("GetPlacemarkReverseGeocoderUrl: " + ex.ToString()); |
} |
|
return status; |
} |
|
static readonly string ReverseGeocoderUrlFormat = "http://maps.{0}/maps/api/geocode/xml?latlng={1},{2}&language={3}&sensor=false"; |
static readonly string GeocoderUrlFormat = "http://maps.{0}/maps/api/geocode/xml?address={1}&language={2}&sensor=false"; |
|
#endregion |
|
#region DirectionsProvider Members |
|
public DirectionsStatusCode GetDirections(out GDirections direction, PointLatLng start, PointLatLng end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
return GetDirectionsUrl(MakeDirectionsUrl(start, end, LanguageStr, avoidHighways, avoidTolls, walkingMode, sensor, metric), out direction); |
} |
|
public DirectionsStatusCode GetDirections(out GDirections direction, string start, string end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
return GetDirectionsUrl(MakeDirectionsUrl(start, end, LanguageStr, avoidHighways, avoidTolls, walkingMode, sensor, metric), out direction); |
} |
|
/// <summary> |
/// NotImplemented |
/// </summary> |
/// <param name="status"></param> |
/// <param name="start"></param> |
/// <param name="end"></param> |
/// <param name="avoidHighways"></param> |
/// <param name="avoidTolls"></param> |
/// <param name="walkingMode"></param> |
/// <param name="sensor"></param> |
/// <param name="metric"></param> |
/// <returns></returns> |
public IEnumerable<GDirections> GetDirections(out DirectionsStatusCode status, string start, string end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
// TODO: add alternative directions |
|
throw new NotImplementedException(); |
} |
|
/// <summary> |
/// NotImplemented |
/// </summary> |
/// <param name="status"></param> |
/// <param name="start"></param> |
/// <param name="end"></param> |
/// <param name="avoidHighways"></param> |
/// <param name="avoidTolls"></param> |
/// <param name="walkingMode"></param> |
/// <param name="sensor"></param> |
/// <param name="metric"></param> |
/// <returns></returns> |
public IEnumerable<GDirections> GetDirections(out DirectionsStatusCode status, PointLatLng start, PointLatLng end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
// TODO: add alternative directions |
|
throw new NotImplementedException(); |
} |
|
public DirectionsStatusCode GetDirections(out GDirections direction, PointLatLng start, IEnumerable<PointLatLng> wayPoints, PointLatLng end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
return GetDirectionsUrl(MakeDirectionsUrl(start, wayPoints, end, LanguageStr, avoidHighways, avoidTolls, walkingMode, sensor, metric), out direction); |
} |
|
public DirectionsStatusCode GetDirections(out GDirections direction, string start, IEnumerable<string> wayPoints, string end, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
return GetDirectionsUrl(MakeDirectionsUrl(start, wayPoints, end, LanguageStr, avoidHighways, avoidTolls, walkingMode, sensor, metric), out direction); |
} |
|
#region -- internals -- |
|
// The Coogle Directions API: http://tinyurl.com/6vv4cac |
|
string MakeDirectionsUrl(PointLatLng start, PointLatLng end, string language, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
string av = (avoidHighways ? "&avoid=highways" : string.Empty) + (avoidTolls ? "&avoid=tolls" : string.Empty); // 6 |
string mt = "&units=" + (metric ? "metric" : "imperial"); // 7 |
string wk = "&mode=" + (walkingMode ? "walking" : "driving"); // 8 |
|
return string.Format(CultureInfo.InvariantCulture, DirectionUrlFormatPoint, start.Lat, start.Lng, end.Lat, end.Lng, sensor.ToString().ToLower(), language, av, mt, wk, ServerAPIs); |
} |
|
string MakeDirectionsUrl(string start, string end, string language, bool avoidHighways, bool walkingMode, bool avoidTolls, bool sensor, bool metric) |
{ |
string av = (avoidHighways ? "&avoid=highways" : string.Empty) + (avoidTolls ? "&avoid=tolls" : string.Empty); // 4 |
string mt = "&units=" + (metric ? "metric" : "imperial"); // 5 |
string wk = "&mode=" + (walkingMode ? "walking" : "driving"); // 6 |
|
return string.Format(DirectionUrlFormatStr, start.Replace(' ', '+'), end.Replace(' ', '+'), sensor.ToString().ToLower(), language, av, mt, wk, ServerAPIs); |
} |
|
string MakeDirectionsUrl(PointLatLng start, IEnumerable<PointLatLng> wayPoints, PointLatLng end, string language, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
string av = (avoidHighways ? "&avoid=highways" : string.Empty) + (avoidTolls ? "&avoid=tolls" : string.Empty); // 6 |
string mt = "&units=" + (metric ? "metric" : "imperial"); // 7 |
string wk = "&mode=" + (walkingMode ? "walking" : "driving"); // 8 |
|
string wpLatLng = string.Empty; |
int i = 0; |
foreach (var wp in wayPoints) |
{ |
wpLatLng += string.Format(CultureInfo.InvariantCulture, i++ == 0 ? "{0},{1}" : "|{0},{1}", wp.Lat, wp.Lng); |
} |
|
return string.Format(CultureInfo.InvariantCulture, DirectionUrlFormatWaypoint, start.Lat, start.Lng, wpLatLng, sensor.ToString().ToLower(), language, av, mt, wk, ServerAPIs, end.Lat, end.Lng); |
} |
|
string MakeDirectionsUrl(string start, IEnumerable<string> wayPoints, string end, string language, bool avoidHighways, bool avoidTolls, bool walkingMode, bool sensor, bool metric) |
{ |
string av = (avoidHighways ? "&avoid=highways" : string.Empty) + (avoidTolls ? "&avoid=tolls" : string.Empty); // 6 |
string mt = "&units=" + (metric ? "metric" : "imperial"); // 7 |
string wk = "&mode=" + (walkingMode ? "walking" : "driving"); // 8 |
|
string wpLatLng = string.Empty; |
int i = 0; |
foreach (var wp in wayPoints) |
{ |
wpLatLng += string.Format(CultureInfo.InvariantCulture, i++ == 0 ? "{0}" : "|{0}", wp.Replace(' ', '+')); |
} |
|
return string.Format(CultureInfo.InvariantCulture, DirectionUrlFormatWaypointStr, start.Replace(' ', '+'), wpLatLng, sensor.ToString().ToLower(), language, av, mt, wk, ServerAPIs, end.Replace(' ', '+')); |
} |
|
DirectionsStatusCode GetDirectionsUrl(string url, out GDirections direction) |
{ |
DirectionsStatusCode ret = DirectionsStatusCode.UNKNOWN_ERROR; |
direction = null; |
|
try |
{ |
string kml = GMaps.Instance.UseDirectionsCache ? Cache.Instance.GetContent(url, CacheType.DirectionsCache) : string.Empty; |
|
bool cache = false; |
|
if (string.IsNullOrEmpty(kml)) |
{ |
string urls = url; |
|
// Must provide either API key or Maps for Work credentials. |
if (!string.IsNullOrEmpty(ClientId)) |
{ |
urls = GetSignedUri(url); |
} |
else if (!string.IsNullOrEmpty(ApiKey)) |
{ |
urls += "&key=" + ApiKey; |
} |
|
kml = GetContentUsingHttp(urls); |
|
if (!string.IsNullOrEmpty(kml)) |
{ |
cache = true; |
} |
} |
|
if (!string.IsNullOrEmpty(kml)) |
{ |
#region -- kml response -- |
//<?xml version="1.0" encoding="UTF-8"?> |
//<DirectionsResponse> |
// <status>OK</status> |
// <route> |
// <summary>A1/E85</summary> |
// <leg> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.6893800</lat> |
// <lng>25.2800500</lng> |
// </start_location> |
// <end_location> |
// <lat>54.6907800</lat> |
// <lng>25.2798000</lng> |
// </end_location> |
// <polyline> |
// <points>soxlIiohyCYLkCJ}@Vs@?</points> |
// </polyline> |
// <duration> |
// <value>32</value> |
// <text>1 min</text> |
// </duration> |
// <html_instructions>Head <b>north</b> on <b>Vilniaus gatvė</b> toward <b>Tilto gatvė</b></html_instructions> |
// <distance> |
// <value>157</value> |
// <text>0.2 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.6907800</lat> |
// <lng>25.2798000</lng> |
// </start_location> |
// <end_location> |
// <lat>54.6942500</lat> |
// <lng>25.2621300</lng> |
// </end_location> |
// <polyline> |
// <points>kxxlIwmhyCmApUF`@GvAYpD{@dGcCjIoIvOuAhDwAtEa@vBUnDAhB?~AThDRxAh@hBtAdC</points> |
// </polyline> |
// <duration> |
// <value>133</value> |
// <text>2 mins</text> |
// </duration> |
// <html_instructions>Turn <b>left</b> onto <b>A. Goštauto gatvė</b></html_instructions> |
// <distance> |
// <value>1326</value> |
// <text>1.3 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.6942500</lat> |
// <lng>25.2621300</lng> |
// </start_location> |
// <end_location> |
// <lat>54.6681200</lat> |
// <lng>25.2377500</lng> |
// </end_location> |
// <polyline> |
// <points>anylIi_eyC`AwD~@oBLKr@K`U|FdF|@`J^~E[j@Lh@\hB~Bn@tBZhBLrC?zIJ~DzA~OVrELlG^lDdAtDh@hAfApA`EzCvAp@jUpIpAl@bBpAdBpBxA|BdLpV`BxClAbBhBlBbChBpBhAdAXjBHlE_@t@?|@Lt@X</points> |
// </polyline> |
// <duration> |
// <value>277</value> |
// <text>5 mins</text> |
// </duration> |
// <html_instructions>Turn <b>left</b> to merge onto <b>Geležinio Vilko gatvė</b></html_instructions> |
// <distance> |
// <value>3806</value> |
// <text>3.8 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.6681200</lat> |
// <lng>25.2377500</lng> |
// </start_location> |
// <end_location> |
// <lat>54.6584100</lat> |
// <lng>25.1411300</lng> |
// </end_location> |
// <polyline> |
// <points>wjtlI}f`yC~FhBlFr@jD|A~EbC~VjNxBbBdA`BnvA|zCba@l`Bt@tDTbBJpBBfBMvDaAzF}bBjiF{HnXiHxZ</points> |
// </polyline> |
// <duration> |
// <value>539</value> |
// <text>9 mins</text> |
// </duration> |
// <html_instructions>Continue onto <b>Savanorių prospektas</b></html_instructions> |
// <distance> |
// <value>8465</value> |
// <text>8.5 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.6584100</lat> |
// <lng>25.1411300</lng> |
// </start_location> |
// <end_location> |
// <lat>54.9358200</lat> |
// <lng>23.9260000</lng> |
// </end_location> |
// <polyline> |
// <points>anrlIakmxCiq@|qCuBbLcK~n@wUrkAcPnw@gCnPoQt}AoB`MuAdHmAdFoCtJqClImBxE{DrIkQ|ZcEvIkDzIcDhKyBxJ{EdXuCtS_G`g@mF|\eF`WyDhOiE~NiErMaGpOoj@ppAoE|K_EzKeDtKkEnOsLnd@mDzLgI~U{FrNsEvJoEtI_FpI{J`O_EjFooBf_C{GdJ_FjIsH`OoFhMwH`UcDtL{CzMeDlQmAzHuU~bBiArIwApNaBfWaLfiCoBpYsDf\qChR_FlVqEpQ_ZbfA}CfN{A~HwCtRiAfKmBlVwBx[gBfRcBxMaLdp@sXrzAaE~UqCzRyC`[_q@z|LgC|e@m@vNqp@b}WuLraFo@jPaS~bDmJryAeo@v|G}CnWsm@~`EoKvo@kv@lkEkqBrlKwBvLkNj|@cu@`~EgCnNuiBpcJakAx|GyB`KqdC~fKoIfYicAxtCiDrLu@hDyBjQm@xKoGdxBmQhoGuUn|Dc@nJ[`OW|VaEn|Ee@`X</points> |
// </polyline> |
// <duration> |
// <value>3506</value> |
// <text>58 mins</text> |
// </duration> |
// <html_instructions>Continue onto <b>A1/E85</b></html_instructions> |
// <distance> |
// <value>85824</value> |
// <text>85.8 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.9358200</lat> |
// <lng>23.9260000</lng> |
// </start_location> |
// <end_location> |
// <lat>54.9376500</lat> |
// <lng>23.9195600</lng> |
// </end_location> |
// <polyline> |
// <points>{shnIo``qCQ^MnD[lBgA`DqBdEu@xB}@zJCjB</points> |
// </polyline> |
// <duration> |
// <value>39</value> |
// <text>1 min</text> |
// </duration> |
// <html_instructions>Take the exit toward <b>Senamiestis/Aleksotas</b></html_instructions> |
// <distance> |
// <value>476</value> |
// <text>0.5 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.9376500</lat> |
// <lng>23.9195600</lng> |
// </start_location> |
// <end_location> |
// <lat>54.9361300</lat> |
// <lng>23.9189700</lng> |
// </end_location> |
// <polyline> |
// <points>i_inIgx~pCnHtB</points> |
// </polyline> |
// <duration> |
// <value>28</value> |
// <text>1 min</text> |
// </duration> |
// <html_instructions>Turn <b>left</b> onto <b>Kleboniškio gatvė</b></html_instructions> |
// <distance> |
// <value>173</value> |
// <text>0.2 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.9361300</lat> |
// <lng>23.9189700</lng> |
// </start_location> |
// <end_location> |
// <lat>54.9018900</lat> |
// <lng>23.8937000</lng> |
// </end_location> |
// <polyline> |
// <points>yuhnIqt~pCvAb@JLrOvExSdHvDdAv`@pIpHnAdl@hLdB`@nDvAtEjDdCvCjLzOvAzBhC`GpHfRbQd^`JpMPt@ClA</points> |
// </polyline> |
// <duration> |
// <value>412</value> |
// <text>7 mins</text> |
// </duration> |
// <html_instructions>Continue onto <b>Jonavos gatvė</b></html_instructions> |
// <distance> |
// <value>4302</value> |
// <text>4.3 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.9018900</lat> |
// <lng>23.8937000</lng> |
// </start_location> |
// <end_location> |
// <lat>54.8985600</lat> |
// <lng>23.8933400</lng> |
// </end_location> |
// <polyline> |
// <points>y_bnIsvypCMf@FnARlAf@zAl@^v@EZ_@pAe@x@k@xBPpA@pAQNSf@oB</points> |
// </polyline> |
// <duration> |
// <value>69</value> |
// <text>1 min</text> |
// </duration> |
// <html_instructions>At the roundabout, take the <b>3rd</b> exit and stay on <b>Jonavos gatvė</b></html_instructions> |
// <distance> |
// <value>478</value> |
// <text>0.5 km</text> |
// </distance> |
// </step> |
// <step> |
// <travel_mode>DRIVING</travel_mode> |
// <start_location> |
// <lat>54.8985600</lat> |
// <lng>23.8933400</lng> |
// </start_location> |
// <end_location> |
// <lat>54.8968500</lat> |
// <lng>23.8930000</lng> |
// </end_location> |
// <polyline> |
// <points>_kanIktypCbEx@pCH</points> |
// </polyline> |
// <duration> |
// <value>38</value> |
// <text>1 min</text> |
// </duration> |
// <html_instructions>Turn <b>right</b> onto <b>A. Mapu gatvė</b><div style="font-size:0.9em">Destination will be on the right</div></html_instructions> |
// <distance> |
// <value>192</value> |
// <text>0.2 km</text> |
// </distance> |
// </step> |
// <duration> |
// <value>5073</value> |
// <text>1 hour 25 mins</text> |
// </duration> |
// <distance> |
// <value>105199</value> |
// <text>105 km</text> |
// </distance> |
// <start_location> |
// <lat>54.6893800</lat> |
// <lng>25.2800500</lng> |
// </start_location> |
// <end_location> |
// <lat>54.8968500</lat> |
// <lng>23.8930000</lng> |
// </end_location> |
// <start_address>Vilnius, Lithuania</start_address> |
// <end_address>Kaunas, Lithuania</end_address> |
// </leg> |
// <copyrights>Map data ©2011 Tele Atlas</copyrights> |
// <overview_polyline> |
// <points>soxlIiohyCYL}Fb@mApUF`@GvAYpD{@dGcCjIoIvOwBpFy@xC]jBSxCC~E^~Er@lCtAdC`AwD~@oB`AW`U|FdF|@`J^~E[tAj@hB~BjA~ELrCJzOzA~Od@`N^lDdAtDt@xAjAnApDlCbXbKpAl@bBpAdBpBxA|BdLpV`BxCvDpEbChBpBhAdAXjBHbG_@|@LtHbClFr@jK`F~VjNxBbB`@h@rwAt|Cba@l`BjAxGNxEMvDaAzF}bBjiFcFbQ_y@|gD{CxMeBnJcK~n@wh@dkCkAlIoQt}AeEfV}EzQqClImBxE{DrIkQ|ZcEvIkDzIcDhKyBxJ{EdXuCtS_G`g@mF|\eF`WyDhOiE~NiErMaGpOoj@ppAoE|K_EzKeDtKmXzbAgI~U{FrNsEvJoLfT{J`O_EjFooBf_C{GdJkLtSwI`SyClI}CrJcDtL{CzMeDlQcXzlBiArIwApNaBfWaLfiCoBpYsDf\qChR_FlVqEpQ_ZbfAyFfXwCtRiAfKeFfs@gBfRcBxMaLdp@sXrzAaE~UqCzRyC`[_q@z|LuDtu@qp@b}WuLraFo@jPo^r}Faq@pfHaBtMsm@~`EoKvo@kv@lkEcuBjzKkNj|@cu@`~EgCnNuiBpcJakAx|GyB`KqdC~fKoIfYidAbwCoD|MeAbHcA|Im@xK}YnhKyV~gEs@~f@aEn|Ee@`XQ^MnD[lBoF`N}@zJCjBfKxCJLdj@bQv`@pIpHnAdl@hLdB`@nDvAtEjDdCvCbOvSzLhZbQd^`JpMPt@QtBFnAz@hDl@^j@?f@e@pAe@x@k@xBPfCEf@Uj@wBbEx@pCH</points> |
// </overview_polyline> |
// <bounds> |
// <southwest> |
// <lat>54.6389500</lat> |
// <lng>23.8920900</lng> |
// </southwest> |
// <northeast> |
// <lat>54.9376500</lat> |
// <lng>25.2800500</lng> |
// </northeast> |
// </bounds> |
// </route> |
//</DirectionsResponse> |
#endregion |
|
XmlDocument doc = new XmlDocument(); |
doc.LoadXml(kml); |
|
XmlNode nn = doc.SelectSingleNode("/DirectionsResponse/status"); |
if (nn != null) |
{ |
ret = (DirectionsStatusCode)Enum.Parse(typeof(DirectionsStatusCode), nn.InnerText, false); |
if (ret == DirectionsStatusCode.OK) |
{ |
if (cache && GMaps.Instance.UseDirectionsCache) |
{ |
Cache.Instance.SaveContent(url, CacheType.DirectionsCache, kml); |
} |
|
direction = new GDirections(); |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/summary"); |
if (nn != null) |
{ |
direction.Summary = nn.InnerText; |
Debug.WriteLine("summary: " + direction.Summary); |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/duration"); |
if (nn != null) |
{ |
var t = nn.SelectSingleNode("text"); |
if (t != null) |
{ |
direction.Duration = t.InnerText; |
Debug.WriteLine("duration: " + direction.Duration); |
} |
|
t = nn.SelectSingleNode("value"); |
if (t != null) |
{ |
if (!string.IsNullOrEmpty(t.InnerText)) |
{ |
direction.DurationValue = uint.Parse(t.InnerText); |
Debug.WriteLine("value: " + direction.DurationValue); |
} |
} |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/distance"); |
if (nn != null) |
{ |
var t = nn.SelectSingleNode("text"); |
if (t != null) |
{ |
direction.Distance = t.InnerText; |
Debug.WriteLine("distance: " + direction.Distance); |
} |
|
t = nn.SelectSingleNode("value"); |
if (t != null) |
{ |
if (!string.IsNullOrEmpty(t.InnerText)) |
{ |
direction.DistanceValue = uint.Parse(t.InnerText); |
Debug.WriteLine("value: " + direction.DistanceValue); |
} |
} |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/start_location"); |
if (nn != null) |
{ |
var pt = nn.SelectSingleNode("lat"); |
if (pt != null) |
{ |
direction.StartLocation.Lat = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
|
pt = nn.SelectSingleNode("lng"); |
if (pt != null) |
{ |
direction.StartLocation.Lng = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/end_location"); |
if (nn != null) |
{ |
var pt = nn.SelectSingleNode("lat"); |
if (pt != null) |
{ |
direction.EndLocation.Lat = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
|
pt = nn.SelectSingleNode("lng"); |
if (pt != null) |
{ |
direction.EndLocation.Lng = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/start_address"); |
if (nn != null) |
{ |
direction.StartAddress = nn.InnerText; |
Debug.WriteLine("start_address: " + direction.StartAddress); |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/leg/end_address"); |
if (nn != null) |
{ |
direction.EndAddress = nn.InnerText; |
Debug.WriteLine("end_address: " + direction.EndAddress); |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/copyrights"); |
if (nn != null) |
{ |
direction.Copyrights = nn.InnerText; |
Debug.WriteLine("copyrights: " + direction.Copyrights); |
} |
|
nn = doc.SelectSingleNode("/DirectionsResponse/route/overview_polyline/points"); |
if (nn != null) |
{ |
direction.Route = new List<PointLatLng>(); |
DecodePointsInto(direction.Route, nn.InnerText); |
} |
|
XmlNodeList steps = doc.SelectNodes("/DirectionsResponse/route/leg/step"); |
if (steps != null) |
{ |
if (steps.Count > 0) |
{ |
direction.Steps = new List<GDirectionStep>(); |
} |
|
foreach (XmlNode s in steps) |
{ |
GDirectionStep step = new GDirectionStep(); |
|
Debug.WriteLine("----------------------"); |
nn = s.SelectSingleNode("travel_mode"); |
if (nn != null) |
{ |
step.TravelMode = nn.InnerText; |
Debug.WriteLine("travel_mode: " + step.TravelMode); |
} |
|
nn = s.SelectSingleNode("start_location"); |
if (nn != null) |
{ |
var pt = nn.SelectSingleNode("lat"); |
if (pt != null) |
{ |
step.StartLocation.Lat = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
|
pt = nn.SelectSingleNode("lng"); |
if (pt != null) |
{ |
step.StartLocation.Lng = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
} |
|
nn = s.SelectSingleNode("end_location"); |
if (nn != null) |
{ |
var pt = nn.SelectSingleNode("lat"); |
if (pt != null) |
{ |
step.EndLocation.Lat = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
|
pt = nn.SelectSingleNode("lng"); |
if (pt != null) |
{ |
step.EndLocation.Lng = double.Parse(pt.InnerText, CultureInfo.InvariantCulture); |
} |
} |
|
nn = s.SelectSingleNode("duration"); |
if (nn != null) |
{ |
nn = nn.SelectSingleNode("text"); |
if (nn != null) |
{ |
step.Duration = nn.InnerText; |
Debug.WriteLine("duration: " + step.Duration); |
} |
} |
|
nn = s.SelectSingleNode("distance"); |
if (nn != null) |
{ |
nn = nn.SelectSingleNode("text"); |
if (nn != null) |
{ |
step.Distance = nn.InnerText; |
Debug.WriteLine("distance: " + step.Distance); |
} |
} |
|
nn = s.SelectSingleNode("html_instructions"); |
if (nn != null) |
{ |
step.HtmlInstructions = nn.InnerText; |
Debug.WriteLine("html_instructions: " + step.HtmlInstructions); |
} |
|
nn = s.SelectSingleNode("polyline"); |
if (nn != null) |
{ |
nn = nn.SelectSingleNode("points"); |
if (nn != null) |
{ |
step.Points = new List<PointLatLng>(); |
DecodePointsInto(step.Points, nn.InnerText); |
} |
} |
|
direction.Steps.Add(step); |
} |
} |
} |
} |
} |
} |
catch (Exception ex) |
{ |
direction = null; |
ret = DirectionsStatusCode.ExceptionInCode; |
Debug.WriteLine("GetDirectionsUrl: " + ex); |
} |
return ret; |
} |
|
static void DecodePointsInto(List<PointLatLng> path, string encodedPath) |
{ |
// https://github.com/googlemaps/google-maps-services-java/blob/master/src/main/java/com/google/maps/internal/PolylineEncoding.java |
int len = encodedPath.Length; |
int index = 0; |
int lat = 0; |
int lng = 0; |
while (index < len) |
{ |
int result = 1; |
int shift = 0; |
int b; |
do |
{ |
b = encodedPath[index++] - 63 - 1; |
result += b << shift; |
shift += 5; |
} while (b >= 0x1f && index < len); |
lat += (result & 1) != 0 ? ~(result >> 1) : (result >> 1); |
|
result = 1; |
shift = 0; |
|
if (index < len) |
{ |
do |
{ |
b = encodedPath[index++] - 63 - 1; |
result += b << shift; |
shift += 5; |
} while (b >= 0x1f && index < len); |
lng += (result & 1) != 0 ? ~(result >> 1) : (result >> 1); |
} |
|
path.Add(new PointLatLng(lat * 1e-5, lng * 1e-5)); |
} |
} |
|
static readonly string DirectionUrlFormatStr = "http://maps.{7}/maps/api/directions/xml?origin={0}&destination={1}&sensor={2}&language={3}{4}{5}{6}"; |
static readonly string DirectionUrlFormatPoint = "http://maps.{9}/maps/api/directions/xml?origin={0},{1}&destination={2},{3}&sensor={4}&language={5}{6}{7}{8}"; |
static readonly string DirectionUrlFormatWaypoint = "http://maps.{8}/maps/api/directions/xml?origin={0},{1}&waypoints={2}&destination={9},{10}&sensor={3}&language={4}{5}{6}{7}"; |
static readonly string DirectionUrlFormatWaypointStr = "http://maps.{7}/maps/api/directions/xml?origin={0}&waypoints={1}&destination={8}&sensor={2}&language={3}{4}{5}{6}"; |
|
#endregion |
|
#endregion |
|
#region -- Maps API for Work -- |
/// <summary> |
/// https://developers.google.com/maps/documentation/business/webservices/auth#how_do_i_get_my_signing_key |
/// To access the special features of the Google Maps API for Work you must provide a client ID |
/// when accessing any of the API libraries or services. |
/// When registering for Google Google Maps API for Work you will receive this client ID from Enterprise Support. |
/// All client IDs begin with a gme- prefix. Your client ID is passed as the value of the client parameter. |
/// Generally, you should store your private key someplace safe and read them into your code |
/// </summary> |
/// <param name="clientId"></param> |
/// <param name="privateKey"></param> |
public void SetEnterpriseCredentials(string clientId, string privateKey) |
{ |
privateKey = privateKey.Replace("-", "+").Replace("_", "/"); |
_privateKeyBytes = Convert.FromBase64String(privateKey); |
_clientId = clientId; |
} |
private byte[] _privateKeyBytes; |
|
private string _clientId = string.Empty; |
|
/// <summary> |
/// Your client ID. To access the special features of the Google Maps API for Work |
/// you must provide a client ID when accessing any of the API libraries or services. |
/// When registering for Google Google Maps API for Work you will receive this client ID |
/// from Enterprise Support. All client IDs begin with a gme- prefix. |
/// </summary> |
public string ClientId |
{ |
get |
{ |
return _clientId; |
} |
} |
|
string GetSignedUri(Uri uri) |
{ |
var builder = new UriBuilder(uri); |
builder.Query = builder.Query.Substring(1) + "&client=" + _clientId; |
uri = builder.Uri; |
string signature = GetSignature(uri); |
|
return uri.Scheme + "://" + uri.Host + uri.LocalPath + uri.Query + "&signature=" + signature; |
} |
|
string GetSignedUri(string url) |
{ |
return GetSignedUri(new Uri(url)); |
} |
|
string GetSignature(Uri uri) |
{ |
byte[] encodedPathQuery = Encoding.ASCII.GetBytes(uri.LocalPath + uri.Query); |
var hashAlgorithm = new HMACSHA1(_privateKeyBytes); |
byte[] hashed = hashAlgorithm.ComputeHash(encodedPathQuery); |
return Convert.ToBase64String(hashed).Replace("+", "-").Replace("/", "_"); |
} |
#endregion |
} |
|
/// <summary> |
/// GoogleMap provider |
/// </summary> |
public class GoogleMapProvider : GoogleMapProviderBase |
{ |
public static readonly GoogleMapProvider Instance; |
|
GoogleMapProvider() |
{ |
} |
|
static GoogleMapProvider() |
{ |
Instance = new GoogleMapProvider(); |
} |
|
public string Version = "m@365000000"; //"m@333000000"; |
|
#region GMapProvider Members |
|
readonly Guid id = new Guid("D7287DA0-A7FF-405F-8166-B6BAF26D066C"); |
public override Guid Id |
{ |
get |
{ |
return id; |
} |
} |
|
readonly string name = "GoogleMap"; |
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) |
{ |
string sec1 = string.Empty; // after &x=... |
string sec2 = string.Empty; // after &zoom=... |
GetSecureWords(pos, out sec1, out sec2); |
|
return string.Format(UrlFormat, UrlFormatServer, GetServerNum(pos, 4), UrlFormatRequest, Version, language, pos.X, sec1, pos.Y, zoom, sec2, Server); |
} |
|
static readonly string UrlFormatServer = "mt"; |
static readonly string UrlFormatRequest = "vt"; |
static readonly string UrlFormat = "http://{0}{1}.{10}/maps/{2}/lyrs={3}&hl={4}&x={5}{6}&y={7}&z={8}&s={9}"; |
} |
} |