示例#1
0
  /** Called when a map layer has changed, e.g. features added to a displayed feature collection */
  public void layerChanged(MapLayerListEvent event) {
    if (layerTable != null) {
      layerTable.repaint(event.getElement());
    }
    redrawBaseImage = true;

    int reason = event.getMapLayerEvent().getReason();

    if (reason == MapLayerEvent.DATA_CHANGED) {
      setFullExtent();
    }

    if (reason != MapLayerEvent.SELECTION_CHANGED) {
      if (!isDisposed()) redraw();
    }
  }
示例#2
0
  /** Called when a map layer has been removed */
  public void layerRemoved(MapLayerListEvent event) {
    Layer layer = event.getElement();
    if (layerTable != null) {
      layerTable.onRemoveLayer(layer);
    }
    redrawBaseImage = true;

    if (content.layers().size() == 0) {
      clearFields();
    } else {
      setFullExtent();
    }
    if (!isDisposed()) redraw();
  }
示例#3
0
  /**
   * Called when a new map layer has been added. Sets the layer as selected (for queries) and, if
   * the layer table is being used, adds the new layer to the table.
   */
  public void layerAdded(MapLayerListEvent event) {
    Layer layer = event.getElement();
    if (layerTable != null) {
      layerTable.onAddLayer(layer);
    }
    layer.setSelected(true);
    redrawBaseImage = true;

    boolean atFullExtent = equalsFullExtent(getDisplayArea());
    boolean firstLayer = content.layers().size() == 1;
    if (firstLayer || atFullExtent) {
      reset();
      if (firstLayer) {
        setCrs(layer.getBounds().getCoordinateReferenceSystem());
        return;
      }
    }
    if (!isDisposed()) redraw();
  }
示例#4
0
  /**
   * Overrides the default behavior of layerChanged. The repaint() is commented so when the layer is
   * changed and the map is refreshed the image is not reseted completely.
   */
  @Override
  public void layerChanged(MapLayerListEvent event) {
    paramsLock.writeLock().lock();
    try {
      int reason = event.getMapLayerEvent().getReason();

      if (reason == MapLayerEvent.DATA_CHANGED) {
        setFullExtent();
      }

      if (reason != MapLayerEvent.SELECTION_CHANGED) {
        clearLabelCache.set(true);
        drawLayers(false);
      }

    } finally {
      paramsLock.writeLock().unlock();
    }

    // repaint();
  }