tim/prune/function/compress/SummaryLabel.java

   1 package tim.prune.function.compress;
   2
   3 import javax.swing.JLabel;
   4
   5 import tim.prune.I18nManager;
   6 import tim.prune.data.Track;
   7
   8 /**
   9  * Summary label for compression
  10  */
  11 public class SummaryLabel extends JLabel
  12 {
  13         /** Track object */
  14         private Track _track = null;
  15
  16
  17         /**
  18          * Constructor
  19          * @param inTrack track object to work out percentages
  20          */
  21         public SummaryLabel(Track inTrack)
  22         {
  23                 super("...........................");
  24                 setEnabled(false);
  25                 _track = inTrack;
  26         }
  27
  28         /**
  29          * Set value
  30          * @param inNumToDelete number of points to delete
  31          */
  32         public void setValue(int inNumToDelete)
  33         {
  34                 setText(makeString(inNumToDelete));
  35                 setEnabled(true);
  36         }
  37
  38         /**
  39          * Clear value
  40          */
  41         public void clearValue()
  42         {
  43                 setText(makeString(0));
  44                 setEnabled(false);
  45         }
  46
  47         /**
  48          * Make a string describing the deletion
  49          * @param inNumToDelete number of points to delete
  50          * @return String describing number and %age
  51          */
  52         private String makeString(int inNumToDelete)
  53         {
  54                 String desc = I18nManager.getText("dialog.compress.summarylabel") + ": " + inNumToDelete;
  55                 if (inNumToDelete > 0)
  56                 {
  57                         long percent = Math.round(100.0 * inNumToDelete / _track.getNumPoints());
  58                         desc += " (" + percent + "%)";
  59                 }
  60                 return desc;
  61         }
  62 }