private void makeTreasuresVisibleButtonActionPerformed(
      java.awt.event.ActionEvent evt) { // GEN-FIRST:event_makeTreasuresVisibleButtonActionPerformed

    ArrayList<Treasure> selHidden = getSelectedTreasures(hiddenTreasuresPanel);

    for (Treasure treasure : selHidden) {
      napakalakiModel.makeTreasureVisible(treasure);
    }

    setPlayer(napakalakiModel.getCurrentPlayer());
    repaint();
  } // GEN-LAST:event_makeTreasuresVisibleButtonActionPerformed