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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);
}
}
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