X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fdata%2FAltitudeRange.java;fp=tim%2Fprune%2Fdata%2FAltitudeRange.java;h=5b606f4574eac372d9fdd6850ff0a3d248307513;hb=312fec956e43f5d0a38617da5d0add9c62563e2c;hp=0000000000000000000000000000000000000000;hpb=db1c1602b89209f4c92e8bd12ad38cd243fb27c7;p=GpsPrune.git

diff --git a/tim/prune/data/AltitudeRange.java b/tim/prune/data/AltitudeRange.java
new file mode 100644
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;
+	}
+}