Java 类com.badlogic.gdx.maps.tiled.TiledMapTileSets 实例源码

private void loadNavigationLayer(TiledMap map, Element element, String layerName){
    int width = element.getIntAttribute("width", 0);
    int height = element.getIntAttribute("height", 0);

    int[] ids = getTileIds(element, width, height);
    TiledMapTileSets tilesets = map.getTileSets();
    GridCell[][] nodes = new GridCell[width][height];
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) {
            int id = ids[y * width + x];
            TiledMapTile tile = tilesets.getTile(id & ~MASK_CLEAR);

            GridCell cell = new GridCell(x, height - 1 - y, false);
            if (tile != null) {
                MapProperties tileProp = tile.getProperties();

                String walkableProp = tileProp.get(navigationProperty, navigationClosedValue, String.class);
                cell.setWalkable( !walkableProp.equals(navigationClosedValue) );
            }
            nodes[cell.getX()][cell.getY()] = cell;
        }
    }

    NavigationTiledMapLayer layer = new NavigationTiledMapLayer(nodes);
    layer.setName(layerName);
    layer.setVisible(false);

    Element properties = element.getChildByName("properties");
    if (properties != null) {
        loadProperties(layer.getProperties(), properties);
    }
    map.getLayers().add(layer);
}