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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2498 | - | 1 | |
| 2 | namespace GMap.NET.MapProviders |
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| 3 | { |
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| 4 | using System; |
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| 5 | |||
| 6 | /// <summary> |
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| 7 | /// GoogleChinaMap provider |
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| 8 | /// </summary> |
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| 9 | public class GoogleChinaMapProvider : GoogleMapProviderBase |
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| 10 | { |
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| 11 | public static readonly GoogleChinaMapProvider Instance; |
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| 12 | |||
| 13 | GoogleChinaMapProvider() |
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| 14 | { |
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| 15 | RefererUrl = string.Format("http://ditu.{0}/", ServerChina); |
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| 16 | } |
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| 17 | |||
| 18 | static GoogleChinaMapProvider() |
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| 19 | { |
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| 20 | Instance = new GoogleChinaMapProvider(); |
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| 21 | } |
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| 22 | |||
| 23 | public string Version = "m@298"; |
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| 24 | |||
| 25 | #region GMapProvider Members |
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| 26 | |||
| 27 | readonly Guid id = new Guid("1213F763-64EE-4AB6-A14A-D84D6BCC3426"); |
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| 28 | public override Guid Id |
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| 29 | { |
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| 30 | get |
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| 31 | { |
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| 32 | return id; |
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| 33 | } |
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| 34 | } |
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| 35 | |||
| 36 | readonly string name = "GoogleChinaMap"; |
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| 37 | public override string Name |
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| 38 | { |
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| 39 | get |
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| 40 | { |
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| 41 | return name; |
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| 42 | } |
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| 43 | } |
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| 44 | |||
| 45 | public override PureImage GetTileImage(GPoint pos, int zoom) |
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| 46 | { |
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| 47 | string url = MakeTileImageUrl(pos, zoom, LanguageStr); |
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| 48 | |||
| 49 | return GetTileImageUsingHttp(url); |
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| 50 | } |
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| 51 | |||
| 52 | #endregion |
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| 53 | |||
| 54 | string MakeTileImageUrl(GPoint pos, int zoom, string language) |
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| 55 | { |
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| 56 | string sec1 = string.Empty; // after &x=... |
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| 57 | string sec2 = string.Empty; // after &zoom=... |
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| 58 | GetSecureWords(pos, out sec1, out sec2); |
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| 59 | |||
| 60 | return string.Format(UrlFormat, UrlFormatServer, GetServerNum(pos, 4), UrlFormatRequest, Version, ChinaLanguage, pos.X, sec1, pos.Y, zoom, sec2, ServerChina); |
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| 61 | } |
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| 62 | |||
| 63 | static readonly string ChinaLanguage = "zh-CN"; |
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| 64 | static readonly string UrlFormatServer = "mt"; |
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| 65 | static readonly string UrlFormatRequest = "vt"; |
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| 66 | static readonly string UrlFormat = "http://{0}{1}.{10}/{2}/lyrs={3}&hl={4}&gl=cn&x={5}{6}&y={7}&z={8}&s={9}"; |
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| 67 | } |
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| 68 | } |