Пример #1
0
 /**
  * Updates the list of drawers registered to the graphics panel. There are one drawer per layer
  * including the background and foreground layers that need to be registered.
  */
 private void updateGraphicsPanelDrawers() {
   if (layers
       == null) { // case where there is no other layer than the foreground and the background
     Drawer[] drawers = {backgroundLayer, foregroundLayer};
     graphicsPanel.setDrawers(drawers);
   } else { // case where there are other layers
     Drawer[] drawers = new Drawer[layers.size() + 2];
     drawers[0] = backgroundLayer;
     int i = 1;
     // we want to draw the layers in reverse order because the first layers
     // of the list should be on top
     for (int j = layers.size() - 1; j >= 0; j--) {
       Drawer currentDrawer = layers.getLayers()[j];
       drawers[i] = currentDrawer;
       i++;
     }
     drawers[i] = foregroundLayer;
     graphicsPanel.setDrawers(drawers);
   }
 }
Пример #2
0
 /**
  * Method used for serialization
  *
  * @param out
  * @throws IOException
  */
 private void writeObject(ObjectOutputStream out) throws IOException {
   out.writeInt(SAVED_FORMAT_VERSION_NUMBER);
   out.writeInt(trackNumber);
   out.writeObject(backgroundLayer);
   out.writeObject(foregroundLayer);
   // write the number of layers
   if ((layers == null) || layers.isEmpty()) {
     out.writeInt(0);
   } else {
     out.writeInt(layers.size());
     out.writeObject(layers);
     // make sure the active layer is not null
     if (activeLayer == null) {
       setActiveLayer(layers.getLayers()[0]);
     }
     out.writeObject(activeLayer);
   }
   out.writeObject(score);
   // save the height of the track
   out.writeInt(trackPanel.getHeight());
   if (SAVED_FORMAT_VERSION_NUMBER >= 1) {
     out.writeObject(getName());
   }
 }