Moved source into separate src directory due to popular request

[GpsPrune.git] / src / tim / prune / undo / UndoCorrelateAudios.java

diff --git a/src/tim/prune/undo/UndoCorrelateAudios.java b/src/tim/prune/undo/UndoCorrelateAudios.java
new file mode 100644 (file)
index 0000000..60cfbe6
--- /dev/null
+++ b/src/tim/prune/undo/UndoCorrelateAudios.java
@@ -0,0 +1,81 @@
+package tim.prune.undo;\r
+\r
+import tim.prune.I18nManager;\r
+import tim.prune.data.AudioClip;\r
+import tim.prune.data.DataPoint;\r
+import tim.prune.data.TrackInfo;\r
+\r
+/**\r
+ * Operation to undo an auto-correlation of audios with points\r
+ * (very similar to UndoCorrelatePhotos)\r
+ */\r
+public class UndoCorrelateAudios implements UndoOperation\r
+{\r
+       private DataPoint[] _contents = null;\r
+       private DataPoint[] _audioPoints = null;\r
+       private int _numCorrelated = -1;\r
+\r
+\r
+       /**\r
+        * Constructor\r
+        * @param inTrackInfo track information\r
+        */\r
+       public UndoCorrelateAudios(TrackInfo inTrackInfo)\r
+       {\r
+               // Copy track contents\r
+               _contents = inTrackInfo.getTrack().cloneContents();\r
+               // Copy points associated with audios before correlation\r
+               int numAudios = inTrackInfo.getAudioList().getNumAudios();\r
+               _audioPoints = new DataPoint[numAudios];\r
+               for (int i=0; i<numAudios; i++) {\r
+                       _audioPoints[i] = inTrackInfo.getAudioList().getAudio(i).getDataPoint();\r
+               }\r
+       }\r
+\r
+       /**\r
+        * @param inNumCorrelated number of audios correlated\r
+        */\r
+       public void setNumAudiosCorrelated(int inNumCorrelated)\r
+       {\r
+               _numCorrelated = inNumCorrelated;\r
+       }\r
+\r
+       /**\r
+        * @return description of operation including parameters\r
+        */\r
+       public String getDescription()\r
+       {\r
+               return I18nManager.getText("undo.correlateaudios") + " (" + _numCorrelated + ")";\r
+       }\r
+\r
+\r
+       /**\r
+        * Perform the undo operation on the given Track\r
+        * @param inTrackInfo TrackInfo object on which to perform the operation\r
+        */\r
+       public void performUndo(TrackInfo inTrackInfo) throws UndoException\r
+       {\r
+               // restore track to previous values\r
+               inTrackInfo.getTrack().replaceContents(_contents);\r
+               // restore audio association\r
+               for (int i=0; i<_audioPoints.length; i++)\r
+               {\r
+                       AudioClip audio = inTrackInfo.getAudioList().getAudio(i);\r
+                       // Only need to look at connected ones, since correlation wouldn't disconnect\r
+                       if (audio.getCurrentStatus() == AudioClip.Status.CONNECTED)\r
+                       {\r
+                               DataPoint prevPoint = _audioPoints[i];\r
+                               DataPoint currPoint = audio.getDataPoint();\r
+                               audio.setDataPoint(prevPoint);\r
+                               if (currPoint != null) {\r
+                                       currPoint.setAudio(null); // disconnect\r
+                               }\r
+                               if (prevPoint != null) {\r
+                                       prevPoint.setAudio(audio); // reconnect to prev point\r
+                               }\r
+                       }\r
+               }\r
+               // clear selection\r
+               inTrackInfo.getSelection().clearAll();\r
+       }\r
+}\r