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<PhotoPreviewTableRow> _list = new ArrayList<PhotoPreviewTableRow>();
  16         /** Distance units */
  17         private Distance.Units _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                 return _list.get(inRowIndex);
  71         }
  72
  73
  74         /**
  75          * Get the value of the specified cell
  76          * @param inRowIndex row index
  77          * @param inColumnIndex column index
  78          * @return value of specified cell
  79          */
  80         public Object getValueAt(int inRowIndex, int inColumnIndex)
  81         {
  82                 PhotoPreviewTableRow row = _list.get(inRowIndex);
  83                 if (inColumnIndex == 0) return row.getPhoto().getFile().getName();
  84                 else if (inColumnIndex == 1) {
  85                         return row.getPhoto().getTimestamp().getText();
  86                 }
  87                 else if (inColumnIndex == 2) {
  88                         if (row.getPointPair().isValid()) {
  89                                 return row.getTimeDiff().getDescription();
  90                         }
  91                         return "";
  92                 }
  93                 else if (inColumnIndex == 3) {
  94                         if (row.getPointPair().isValid()) {
  95                                 return FORMAT_ONE_DP.format(row.getDistance(_distanceUnits));
  96                         }
  97                         return "";
  98                 }
  99                 return row.getCorrelateFlag();
 100         }
 101
 102
 103         /**
 104          * @param inUnits the distance units to use
 105          */
 106         public void setDistanceUnits(Distance.Units inUnits)
 107         {
 108                 _distanceUnits = inUnits;
 109         }
 110
 111
 112         /**
 113          * Clear the list
 114          */
 115         public void reset()
 116         {
 117                 _list.clear();
 118         }
 119
 120
 121         /**
 122          * Add a photo to the list
 123          * @param inRow row to add
 124          */
 125         public void addPhotoRow(PhotoPreviewTableRow inRow)
 126         {
 127                 _list.add(inRow);
 128         }
 129
 130
 131         /**
 132          * Get the class of objects in the given column
 133          * @see javax.swing.table.AbstractTableModel#getColumnClass(int)
 134          */
 135         public Class<?> getColumnClass(int inColumnIndex)
 136         {
 137                 if (inColumnIndex == 4) {return Boolean.class;}
 138                 return super.getColumnClass(inColumnIndex);
 139         }
 140
 141
 142         /**
 143          * Get whether the given cell is editable
 144          * @see javax.swing.table.AbstractTableModel#isCellEditable(int, int)
 145          */
 146         public boolean isCellEditable(int inRowIndex, int inColumnIndex)
 147         {
 148                 if (inColumnIndex == 4) {return true;}
 149                 return super.isCellEditable(inRowIndex, inColumnIndex);
 150         }
 151
 152
 153         /**
 154          * @return true if any of the correlate flags are on
 155          */
 156         public boolean hasPhotosSelected()
 157         {
 158                 for (int i=0; i<getRowCount(); i++)
 159                 {
 160                         if (getRow(i).getCorrelateFlag().booleanValue())
 161                         {
 162                                 return true;
 163                         }
 164                 }
 165                 // None switched on
 166                 return false;
 167         }
 168
 169
 170         /**
 171          * Set the value at the given table cell
 172          * @see javax.swing.table.AbstractTableModel#setValueAt(java.lang.Object, int, int)
 173          */
 174         public void setValueAt(Object inValue, int inRowIndex, int inColumnIndex)
 175         {
 176                 // can only edit the correlate column
 177                 if (inColumnIndex == 4)
 178                 {
 179                         PhotoPreviewTableRow row = getRow(inRowIndex);
 180                         // Don't allow setting of photos which can't be correlated
 181                         if (row.getPointPair().isValid())
 182                         {
 183                                 row.setCorrelateFlag(((Boolean) inValue).booleanValue());
 184                         }
 185                 }
 186         }
 187 }