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Version 5.4. Reworked TileSource

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This commit is contained in:
ClemensF 2020-10-23 23:35:48 +02:00
parent 5c815e951e
commit 5336d07704
22 changed files with 145 additions and 233 deletions
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36
MapControl/Shared/BingMapsTileSource.cs
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@ -8,32 +8,26 @@ namespace MapControl
{
public class BingMapsTileSource : TileSource
{
private readonly string[] subdomains;
public BingMapsTileSource(string uriFormat, string[] subdomains)
: base(uriFormat)
{
this.subdomains = subdomains;
}
public override Uri GetUri(int x, int y, int zoomLevel)
{
if (zoomLevel < 1)
Uri uri = null;
if (UriFormat != null && Subdomains != null && Subdomains.Length > 0 && zoomLevel > 0)
{
return null;
var subdomain = Subdomains[(x + y) % Subdomains.Length];
var quadkey = new char[zoomLevel];
for (var z = zoomLevel - 1; z >= 0; z--, x /= 2, y /= 2)
{
quadkey[z] = (char)('0' + 2 * (y % 2) + (x % 2));
}
uri = new Uri(UriFormat
.Replace("{subdomain}", subdomain)
.Replace("{quadkey}", new string(quadkey)));
}
var subdomain = subdomains[(x + y) % subdomains.Length];
var quadkey = new char[zoomLevel];
for (var z = zoomLevel - 1; z >= 0; z--, x /= 2, y /= 2)
{
quadkey[z] = (char)('0' + 2 * (y % 2) + (x % 2));
}
return new Uri(UriFormat
.Replace("{subdomain}", subdomain)
.Replace("{quadkey}", new string(quadkey)));
return uri;
}
}
}