X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Ffunction%2FRearrangePhotosFunction.java;fp=src%2Ftim%2Fprune%2Ffunction%2FRearrangePhotosFunction.java;h=e278dbeb71b8e24933a0a4e843bc99c9ddb86075;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/function/RearrangePhotosFunction.java b/src/tim/prune/function/RearrangePhotosFunction.java
new file mode 100644
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+++ b/src/tim/prune/function/RearrangePhotosFunction.java
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+package tim.prune.function;
+
+import java.util.Arrays;
+import javax.swing.JOptionPane;
+import tim.prune.App;
+import tim.prune.I18nManager;
+import tim.prune.data.DataPoint;
+import tim.prune.data.Track;
+import tim.prune.data.sort.PhotoComparer;
+import tim.prune.data.sort.SortMode;
+import tim.prune.undo.UndoRearrangePhotos;
+
+/**
+ * Class to provide the function for rearranging photo points
+ */
+public class RearrangePhotosFunction extends RearrangeFunction
+{
+	/**
+	 * Constructor
+	 * @param inApp app object
+	 */
+	public RearrangePhotosFunction(App inApp)
+	{
+		super(inApp, false);
+	}
+
+	/** Get the name key */
+	public String getNameKey() {
+		return "function.rearrangephotos";
+	}
+
+	/** Get the description key */
+	public String getDescriptionKey() {
+		return "dialog.rearrangephotos.desc";
+	}
+
+	/** Sort by filename key */
+	protected String getSortNameKey() {
+		return "sortbyfilename";
+	}
+
+	/**
+	 * Perform the rearrange
+	 */
+	protected void finish()
+	{
+		Track track = _app.getTrackInfo().getTrack();
+		UndoRearrangePhotos undo = new UndoRearrangePhotos(track);
+		// Loop through track collecting non-photo points and photo points
+		final int numPoints = track.getNumPoints();
+		DataPoint[] nonPhotos = new DataPoint[numPoints];
+		DataPoint[] photos = new DataPoint[numPoints];
+		int numNonPhotos = 0;
+		int numPhotos = 0;
+		for (int i=0; i<numPoints; i++)
+		{
+			DataPoint point = track.getPoint(i);
+			if (point.getPhoto() != null)
+			{
+				photos[numPhotos] = point;
+				numPhotos++;
+			}
+			else
+			{
+				nonPhotos[numNonPhotos] = point;
+				numNonPhotos++;
+			}
+		}
+		boolean pointsChanged = false;
+		if (numPhotos > 0)
+		{
+			Rearrange rearrangeOption = getRearrangeOption();
+			SortMode sortOption = getSortMode();
+			// Sort photos if necessary
+			if (sortOption != SortMode.DONT_SORT && numPhotos > 1) {
+				sortPhotos(photos, sortOption);
+			}
+			// Put the non-photo points and photo points together
+			DataPoint[] neworder = new DataPoint[numPoints];
+			if (rearrangeOption == Rearrange.TO_START)
+			{
+				// photos at front
+				System.arraycopy(photos, 0, neworder, 0, numPhotos);
+				System.arraycopy(nonPhotos, 0, neworder, numPhotos, numNonPhotos);
+			}
+			else
+			{
+				// photos at end
+				System.arraycopy(nonPhotos, 0, neworder, 0, numNonPhotos);
+				System.arraycopy(photos, 0, neworder, numNonPhotos, numPhotos);
+			}
+
+			// Give track the new point order
+			pointsChanged = track.replaceContents(neworder);
+		}
+		// did anything change?
+		if (pointsChanged)
+		{
+			_app.getTrackInfo().getSelection().clearAll();
+			_app.completeFunction(undo, I18nManager.getText("confirm.rearrangephotos"));
+			// Note: subscribers are informed up to three times now
+		}
+		else
+		{
+			JOptionPane.showMessageDialog(_parentFrame, I18nManager.getText("error.rearrange.noop"),
+				I18nManager.getText("error.function.noop.title"), JOptionPane.WARNING_MESSAGE);
+		}
+	}
+
+	/**
+	 * Sort the given photo list either by filename or by time
+	 * @param inPhotos array of DataPoint objects to sort
+	 * @param inSortOrder sort order
+	 * @return sorted array
+	 */
+	private static void sortPhotos(DataPoint[] inPhotos, SortMode inSortMode)
+	{
+		PhotoComparer comparer = new PhotoComparer(inSortMode);
+		Arrays.sort(inPhotos, comparer);
+	}
+}