public void Test18()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 18, out testX, out testY);
Assert.True(testX == 42481857 && testY == 20685094);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 165944 && testTile.Y == 80801);
}
public void Test19()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 19, out testX, out testY);
Assert.True(testX == 84963713 && testY == 41370188);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 331889 && testTile.Y == 161602);
}
public void Test3()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 3, out testX, out testY);
Assert.True(testX == 1296 && testY == 631);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 5 && testTile.Y == 2);
}
public void Test4()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 4, out testX, out testY);
Assert.True(testX == 2593 && testY == 1263);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 10 && testTile.Y == 4);
}
public void Test2()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 2, out testX, out testY);
Assert.True(testX == 648 && testY == 316);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 2 && testTile.Y == 1);
}
public void Test1()
{
SphericalTileMath.LatLongToPixelXY(testLatitude, testLongitude, 1, out testX, out testY);
Assert.True(testX == 324 && testY == 158);
testTile = TileMathBase.PixelXY2TileXY(testX, testY);
Assert.True(testTile.X == 1 && testTile.Y == 0);
}
public TileReplace TileFromWgs84ToSpherical(int wgs84TileIndexX, int wgs84TileIndexY, int zoom)
{
var leftTop = TileMathBase.TileXY2PixelXY(wgs84TileIndexX, wgs84TileIndexY);
var latlon = Wgs84TileMath.PixelXYToLatLong(leftTop.X, leftTop.Y, zoom);
SphericalTileMath.LatLongToPixelXY(latlon.X, latlon.Y, zoom, out int pixelX, out int pixelY);
return(FindReplace(wgs84TileIndexX, wgs84TileIndexY, zoom, new Point(pixelX, pixelY)));
}
public TileReplace TileFromSphericalToWgs84(int sphericalTileIndexX, int sphericalTileIndexY, int zoom)
{
var leftTop = TileMathBase.TileXY2PixelXY(sphericalTileIndexX, sphericalTileIndexY);
SphericalTileMath.PixelXYToLatLong(leftTop.X, leftTop.Y, zoom, out double latitude, out double longitude);
var resultXY = Wgs84TileMath.LatLongToPixelXY(latitude, longitude, zoom);
return(FindReplace(sphericalTileIndexX, sphericalTileIndexY, zoom, resultXY));
}
private TileReplace FindReplace(int sphericalTileIndexX, int sphericalTileIndexY, int zoom, Point resultXY)
{
var tileXYindex = TileMathBase.PixelXY2TileXY(resultXY.X, resultXY.Y);
var xShift = resultXY.X % TileMathBase.TileSize;
var yShift = resultXY.Y % TileMathBase.TileSize;
if (xShift == 0 && yShift == 0)
{
//just copy.
var result1 = new TileReplace(tileXYindex.X, tileXYindex.Y, zoom);
result1.NeedTileIndex.Add(new Point(sphericalTileIndexX, sphericalTileIndexY));
result1.Shift = new Point(0, 0);
return(result1);
}
else if (xShift == 0 && yShift != 0)
{
//can try to create Y+1 tile.
var result2 = new TileReplace(tileXYindex.X, tileXYindex.Y + 1, zoom);
result2.NeedTileIndex.Add(new Point(sphericalTileIndexX, sphericalTileIndexY));
result2.NeedTileIndex.Add(new Point(sphericalTileIndexX, sphericalTileIndexY + 1));
result2.Shift = new Point(0, yShift);
return(result2);
}
else
{
//need 4 tiles to create a one new.
var result3 = new TileReplace(tileXYindex.X + 1, tileXYindex.Y + 1, zoom);
result3.NeedTileIndex.Add(new Point(sphericalTileIndexX, sphericalTileIndexY));
result3.NeedTileIndex.Add(new Point(sphericalTileIndexX, sphericalTileIndexY + 1));
result3.NeedTileIndex.Add(new Point(sphericalTileIndexX + 1, sphericalTileIndexY));
result3.NeedTileIndex.Add(new Point(sphericalTileIndexX + 1, sphericalTileIndexY + 1));
result3.Shift = new Point(xShift, yShift);
return(result3);
}
}
