Add a panel to select by segment

[GpsPrune.git] / src / tim / prune / gui / SegmentListModel.java

diff --git a/src/tim/prune/gui/SegmentListModel.java b/src/tim/prune/gui/SegmentListModel.java
new file mode 100644 (file)
index 0000000..bfe53af
--- /dev/null
+++ b/src/tim/prune/gui/SegmentListModel.java
@@ -0,0 +1,72 @@
+package tim.prune.gui;
+
+import java.util.ArrayList;
+import javax.swing.AbstractListModel;
+
+import tim.prune.data.DataPoint;
+import tim.prune.data.Track;
+import tim.prune.I18nManager;
+
+/**
+ * Class to act as list model for the segment list
+ */
+public class SegmentListModel extends AbstractListModel<String>
+{
+       Track _track = null;
+       ArrayList<DataPoint> _segmentStarts = null;
+
+       /**
+        * Constructor giving Track object
+        * @param inTrack Track object
+        */
+       public SegmentListModel(Track inTrack)
+       {
+               _track = inTrack;
+               _segmentStarts = new ArrayList<DataPoint>();
+               _track.getSegmentStarts(_segmentStarts);
+       }
+
+       /**
+        * @see javax.swing.ListModel#getSize()
+        */
+       public int getSize()
+       {
+               return _segmentStarts.size();
+       }
+
+       /**
+        * @see javax.swing.ListModel#getElementAt(int)
+        */
+       public String getElementAt(int inIndex)
+       {
+               return I18nManager.getText("details.lists.segments.label") + (inIndex + 1) + " (" + (getSegmentStart(inIndex) + 1) + " " + I18nManager.getText("details.lists.segments.to") + " " + (getSegmentEnd(inIndex) + 1) + ")";
+       }
+
+       /**
+        * Fire event to notify that contents have changed
+        */
+       public void fireChanged()
+       {
+               _track.getSegmentStarts(_segmentStarts);
+               this.fireContentsChanged(this, 0, getSize()-1);
+       }
+
+       /**
+
+        */
+       public int getSegmentStart(int inIndex)
+       {
+               return _track.getPointIndex(_segmentStarts.get(inIndex));
+       }
+
+       public int getSegmentEnd(int inIndex)
+       {
+               if (inIndex < getSize() - 1) {
+                       return _track.getPointIndex(_segmentStarts.get(inIndex + 1)) - 1;
+               }
+               else
+               {
+                       return _track.getNumPoints() - 1;
+               }
+       }
+}