Version 1, September 2006

[GpsPrune.git] / tim / prune / data / AltitudeRange.java

diff --git a/tim/prune/data/AltitudeRange.java b/tim/prune/data/AltitudeRange.java
new file mode 100644 (file)
index 0000000..5b606f4
--- /dev/null
+++ b/tim/prune/data/AltitudeRange.java
@@ -0,0 +1,65 @@
+package tim.prune.data;
+
+/**
+ * Represents a range of altitudes, taking units into account.
+ * Values assumed to be >= 0.
+ */
+public class AltitudeRange
+{
+       private IntegerRange _range = new IntegerRange();
+       private int _format = Altitude.FORMAT_NONE;
+
+
+       /**
+        * Add a value to the range
+        * @param inValue value to add, only positive values considered
+        */
+       public void addValue(Altitude inAltitude)
+       {
+               if (inAltitude != null)
+               {
+                       int altValue = inAltitude.getValue(_format);
+                       _range.addValue(altValue);
+                       if (_format == Altitude.FORMAT_NONE)
+                       {
+                               _format = inAltitude.getFormat();
+                       }
+               }
+       }
+
+
+       /**
+        * @return true if positive data values were found
+        */
+       public boolean hasData()
+       {
+               return (_range.hasData());
+       }
+
+
+       /**
+        * @return minimum value, or -1 if none found
+        */
+       public int getMinimum()
+       {
+               return _range.getMinimum();
+       }
+
+
+       /**
+        * @return maximum value, or -1 if none found
+        */
+       public int getMaximum()
+       {
+               return _range.getMaximum();
+       }
+
+
+       /**
+        * @return the altitude format used
+        */
+       public int getFormat()
+       {
+               return _format;
+       }
+}