X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Ffunction%2FCropToSelection.java;fp=src%2Ftim%2Fprune%2Ffunction%2FCropToSelection.java;h=e8575afb32fbb6112c513270151f92fb8cc508ac;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/function/CropToSelection.java b/src/tim/prune/function/CropToSelection.java
new file mode 100644
index 0000000..e8575af
--- /dev/null
+++ b/src/tim/prune/function/CropToSelection.java
@@ -0,0 +1,51 @@
+package tim.prune.function;
+
+import tim.prune.App;
+import tim.prune.data.Track;
+
+/**
+ * Class to provide the function to crop the track
+ * to the current selection
+ */
+public class CropToSelection extends DeleteBitOfTrackFunction
+{
+	/**
+	 * Constructor
+	 * @param inApp application object for callback
+	 */
+	public CropToSelection(App inApp)
+	{
+		super(inApp);
+	}
+
+	/** Get the name key */
+	public String getNameKey() {
+		return "function.croptrack";
+	}
+
+	/**
+	 * @return name key for undo operation
+	 */
+	protected String getUndoNameKey() {
+		return "undo.croptrack";
+	}
+
+	/**
+	 * Begin the function
+	 */
+	public void begin()
+	{
+		// check track
+		Track track = _app.getTrackInfo().getTrack();
+		if (track == null || track.getNumPoints() <= 0) return;
+		// check selection
+		final int selStart = _app.getTrackInfo().getSelection().getStart();
+		final int selEnd = _app.getTrackInfo().getSelection().getEnd();
+		if (selStart < 0 || selEnd < 0 || selEnd <= selStart) return;
+		// check for all selected
+		if (selStart == 0 && selEnd == (track.getNumPoints() - 1)) return;
+
+		// Pass indexes to parent class
+		deleteTwoSections(0, selStart-1, selEnd+1, track.getNumPoints()-1);
+	}
+}