tim/prune/correlate/PhotoPreviewTableModel.java

   1 package tim.prune.correlate;
   2
   3 import java.text.NumberFormat;
   4 import java.util.ArrayList;
   5 import javax.swing.table.AbstractTableModel;
   6 import tim.prune.I18nManager;
   7 import tim.prune.data.Distance;
   8
   9 /**
  10  * Class to act as table model for the photo preview table
  11  */
  12 public class PhotoPreviewTableModel extends AbstractTableModel
  13 {
  14         /** ArrayList containing TableRow objects */
  15         private ArrayList _list = new ArrayList();
  16         /** Distance units */
  17         private int _distanceUnits = Distance.UNITS_KILOMETRES;
  18         /** Number formatter */
  19         private static final NumberFormat FORMAT_ONE_DP = NumberFormat.getNumberInstance();
  20
  21
  22         /** Static block to initialise the one d.p. formatter */
  23         static
  24         {
  25                 FORMAT_ONE_DP.setMaximumFractionDigits(1);
  26                 FORMAT_ONE_DP.setMinimumFractionDigits(1);
  27         }
  28
  29
  30         /**
  31          * @return the column count, always 5
  32          */
  33         public int getColumnCount()
  34         {
  35                 return 5;
  36         }
  37
  38
  39         /**
  40          * Get the name of the column
  41          * @param inColNum column number
  42          * @return column name
  43          */
  44         public String getColumnName(int inColNum)
  45         {
  46                 if (inColNum == 0) return I18nManager.getText("dialog.correlate.photoselect.photoname");
  47                 else if (inColNum == 1) return I18nManager.getText("fieldname.timestamp");
  48                 else if (inColNum == 2) return I18nManager.getText("dialog.correlate.photoselect.timediff");
  49                 else if (inColNum == 3) return I18nManager.getText("fieldname.distance");
  50                 return I18nManager.getText("dialog.correlate.options.correlate");
  51         }
  52
  53
  54         /**
  55          * @return the row count
  56          */
  57         public int getRowCount()
  58         {
  59                 return _list.size();
  60         }
  61
  62
  63         /**
  64          * Get the selected row from the table
  65          * @param inRowIndex row index
  66          * @return table row object
  67          */
  68         public PhotoPreviewTableRow getRow(int inRowIndex)
  69         {
  70                 PhotoPreviewTableRow row = (PhotoPreviewTableRow) _list.get(inRowIndex);
  71                 return row;
  72         }
  73
  74
  75         /**
  76          * Get the value of the specified cell
  77          * @param inRowIndex row index
  78          * @param inColumnIndex column index
  79          * @return value of specified cell
  80          */
  81         public Object getValueAt(int inRowIndex, int inColumnIndex)
  82         {
  83                 PhotoPreviewTableRow row = (PhotoPreviewTableRow) _list.get(inRowIndex);
  84                 if (inColumnIndex == 0) return row.getPhoto().getFile().getName();
  85                 else if (inColumnIndex == 1) {
  86                         return row.getPhoto().getTimestamp().getText();
  87                 }
  88                 else if (inColumnIndex == 2) {
  89                         if (row.getPointPair().isValid()) {
  90                                 return row.getTimeDiff().getDescription();
  91                         }
  92                         return "";
  93                 }
  94                 else if (inColumnIndex == 3) {
  95                         if (row.getPointPair().isValid()) {
  96                                 return FORMAT_ONE_DP.format(row.getDistance(_distanceUnits));
  97                         }
  98                         return "";
  99                 }
 100                 return row.getCorrelateFlag();
 101         }
 102
 103
 104         /**
 105          * @param inUnits the distance units to use
 106          */
 107         public void setDistanceUnits(int inUnits)
 108         {
 109                 _distanceUnits = inUnits;
 110         }
 111
 112
 113         /**
 114          * Clear the list
 115          */
 116         public void reset()
 117         {
 118                 _list.clear();
 119         }
 120
 121
 122         /**
 123          * Add a photo to the list
 124          * @param inRow row to add
 125          */
 126         public void addPhotoRow(PhotoPreviewTableRow inRow)
 127         {
 128                 _list.add(inRow);
 129         }
 130
 131
 132         /**
 133          * Get the class of objects in the given column
 134          * @see javax.swing.table.AbstractTableModel#getColumnClass(int)
 135          */
 136         public Class getColumnClass(int inColumnIndex)
 137         {
 138                 if (inColumnIndex == 4) {return Boolean.class;}
 139                 return super.getColumnClass(inColumnIndex);
 140         }
 141
 142
 143         /**
 144          * Get whether the given cell is editable
 145          * @see javax.swing.table.AbstractTableModel#isCellEditable(int, int)
 146          */
 147         public boolean isCellEditable(int inRowIndex, int inColumnIndex)
 148         {
 149                 if (inColumnIndex == 4) {return true;}
 150                 return super.isCellEditable(inRowIndex, inColumnIndex);
 151         }
 152
 153
 154         /**
 155          * @return true if any of the correlate flags are on
 156          */
 157         public boolean hasPhotosSelected()
 158         {
 159                 for (int i=0; i<getRowCount(); i++)
 160                 {
 161                         if (getRow(i).getCorrelateFlag().booleanValue())
 162                         {
 163                                 return true;
 164                         }
 165                 }
 166                 // None switched on
 167                 return false;
 168         }
 169
 170
 171         /**
 172          * Set the value at the given table cell
 173          * @see javax.swing.table.AbstractTableModel#setValueAt(java.lang.Object, int, int)
 174          */
 175         public void setValueAt(Object inValue, int inRowIndex, int inColumnIndex)
 176         {
 177                 // can only edit the correlate column
 178                 if (inColumnIndex == 4)
 179                 {
 180                         PhotoPreviewTableRow row = getRow(inRowIndex);
 181                         // Don't allow setting of photos which can't be correlated
 182                         if (row.getPointPair().isValid())
 183                         {
 184                                 row.setCorrelateFlag(((Boolean) inValue).booleanValue());
 185                         }
 186                 }
 187         }
 188 }