X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Ffunction%2Fsrtm%2FSrtmTile.java;h=7bc1d386419732c8d7ab9b048bcf06407d06a36b;hp=301bbaf2ccb7849f1378a6f910999c188965a12a;hb=189a667821db055202dcb9f539ee26bd2af7ade4;hpb=2302358503c38817e19f6e529f6c9e530aac0e86

diff --git a/src/tim/prune/function/srtm/SrtmTile.java b/src/tim/prune/function/srtm/SrtmTile.java
index 301bbaf..7bc1d38 100644
--- a/src/tim/prune/function/srtm/SrtmTile.java
+++ b/src/tim/prune/function/srtm/SrtmTile.java
@@ -67,7 +67,20 @@ public class SrtmTile
 			+ (_longitude >= 0?"E":"W")
 			+ (Math.abs(_longitude) < 100?"0":"")
 			+ (Math.abs(_longitude) < 10?"0":"")
-			+ Math.abs(_longitude)
-			+ ".hgt.zip";
+			+ Math.abs(_longitude);
+	}
+
+	public SrtmSource findBestCachedSource()
+	{
+		SrtmSource[] sources = {new SrtmGl1Source(),
+					new Srtm3Source() };
+		for (int i = 0; i < sources.length; i++)
+		{
+			if (sources[i].isCached(this))
+			{
+				return sources[i];
+			}
+		}
+		return null;
 	}
 }