--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/EnterLocationState.java	Fri Sep 28 12:14:39 2012 +0200
@@ -0,0 +1,41 @@
+package de.intevation.flys.artifacts.states;
+
+import de.intevation.flys.artifacts.FLYSArtifact;
+
+import de.intevation.flys.utils.FLYSUtils;
+
+
+/**
+ * Get me a double (km).
+ */
+public class EnterLocationState extends InputDoubleState {
+
+    /** Provoke this kind of provider in the UI. */
+    @Override
+    protected String getUIProvider() {
+        return "location_panel";
+    }
+
+
+    /** Allow from min km of river. */
+    @Override
+    protected Object getLower(FLYSArtifact flys) {
+        double[] lowerUpper = FLYSUtils.getRiverMinMax(flys);
+
+        return lowerUpper != null
+            ? lowerUpper[0]
+            : 0;
+    }
+
+
+    /** Allow to max km of river. */
+    @Override
+    protected Object getUpper(FLYSArtifact flys) {
+        double[] lowerUpper = FLYSUtils.getRiverMinMax(flys);
+
+        return lowerUpper != null
+            ? lowerUpper[1]
+            : 0;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :