X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Ffunction%2FSelectSegmentFunction.java;fp=tim%2Fprune%2Ffunction%2FSelectSegmentFunction.java;h=661eee063cba4868925195bcd68a868b6c520f1d;hb=a6197ddcaac11c0b943183da7d46169742d024af;hp=0000000000000000000000000000000000000000;hpb=88f2c3647ed9e055090484f01a959d4581f85e7d;p=GpsPrune.git

diff --git a/tim/prune/function/SelectSegmentFunction.java b/tim/prune/function/SelectSegmentFunction.java
new file mode 100644
index 0000000..661eee0
--- /dev/null
+++ b/tim/prune/function/SelectSegmentFunction.java
@@ -0,0 +1,47 @@
+package tim.prune.function;
+
+import tim.prune.App;
+import tim.prune.GenericFunction;
+import tim.prune.data.Checker;
+import tim.prune.data.DataPoint;
+
+/**
+ * Function to allow the selection of which tracks to load from the file / stream
+ */
+public class SelectSegmentFunction extends GenericFunction
+{
+
+	/**
+	 * Constructor
+	 * @param inApp app object to use for load
+	 */
+	public SelectSegmentFunction(App inApp)
+	{
+		super(inApp);
+	}
+
+	/**
+	 * Start the function
+	 */
+	public void begin()
+	{
+		// If no point selected, or a waypoint is selected, then do nothing
+		DataPoint currPoint = _app.getTrackInfo().getCurrentPoint();
+		if (currPoint != null && !currPoint.isWaypoint())
+		{
+			// Find indexes of segment start and end
+			final int currIndex = _app.getTrackInfo().getSelection().getCurrentPointIndex();
+			final int startIndex = Checker.getPreviousSegmentStart(_app.getTrackInfo().getTrack(), currIndex+1);
+			final int endIndex   = Checker.getNextSegmentEnd(_app.getTrackInfo().getTrack(), currIndex);
+			// Select this range if there is one
+			if (endIndex > startIndex) {
+				_app.getTrackInfo().getSelection().selectRange(startIndex, endIndex);
+			}
+		}
+	}
+
+	/** @return name key */
+	public String getNameKey() {
+		return "function.selectsegment";
+	}
+}