static void Get_TileBBox(double lat1, double lon1, double lat2, double lon2, int level)
{
int pixelX1, pixelY1, pixelX2, pixelY2;
int tileX1, tileY1, tileX2, tileY2;
TileSystem.LatLongToPixelXY(lat1, lon1, level, out pixelX1, out pixelY1);
TileSystem.LatLongToPixelXY(lat2, lon2, level, out pixelX2, out pixelY2);
TileSystem.PixelXYToTileXY(pixelX1, pixelY1, out tileX1, out tileY1);
TileSystem.PixelXYToTileXY(pixelX2, pixelY2, out tileX2, out tileY2);
TileSystem.TileXYToPixelXY(tileX1, tileY1, out pixelX1, out pixelY1);
TileSystem.TileXYToPixelXY(tileX2 + 1, tileY2 + 1, out pixelX2, out pixelY2);
double olat1, olon1, olat2, olon2;
TileSystem.PixelXYToLatLong(pixelX1, pixelY1, level, out olat1, out olon1);
TileSystem.PixelXYToLatLong(pixelX2, pixelY2, level, out olat2, out olon2);
Console.WriteLine(olon1 + "," + olat1);
Console.WriteLine(olon2 + "," + olat2);
}
static void Download_sateimg(double lat1, double lon1, double lat2, double lon2, int level)
{
int pixelX1, pixelY1, pixelX2, pixelY2;
Get_TileBBox(lat1, lon1, lat2, lon2, level);
outputPath = outputPath + "_" + lat1 + "_" + lon1 + "_" + lat2 + "_" + lon2;
if (!Directory.Exists(outputPath))
{
Directory.CreateDirectory(outputPath);
}
TileSystem.LatLongToPixelXY(lat1, lon1, level, out pixelX1, out pixelY1);
TileSystem.LatLongToPixelXY(lat2, lon2, level, out pixelX2, out pixelY2);
int tileX1, tileY1, tileX2, tileY2;
TileSystem.PixelXYToTileXY(pixelX1, pixelY1, out tileX1, out tileY1);
TileSystem.PixelXYToTileXY(pixelX2, pixelY2, out tileX2, out tileY2);
for (int i = tileX1; i < tileX2; i++)
{
for (int j = tileY1; j < tileY2; j++)
{
try
{
string quadKey = TileSystem.TileXYToQuadKey(i, j, level);
Download(quadKey);
int pixelX, pixelY;
TileSystem.TileXYToPixelXY(i, j, out pixelX, out pixelY);
Console.WriteLine(quadKey + " " + i + " " + j + " " + pixelX + " " + pixelY);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}
}
