Java Code Examples for com.badlogic.gdx.utils.XmlReader.Element#getAttribute()

@Override
public Array<AssetDescriptor> getDependencies (String fileName, FileHandle tmxFile, AtlasTiledMapLoaderParameters parameter) {
	Array<AssetDescriptor> dependencies = new Array<AssetDescriptor>();
	try {
		root = xml.parse(tmxFile);

		Element properties = root.getChildByName("properties");
		if (properties != null) {
			for (Element property : properties.getChildrenByName("property")) {
				String name = property.getAttribute("name");
				String value = property.getAttribute("value");
				if (name.startsWith("atlas")) {
					FileHandle atlasHandle = getRelativeFileHandle(tmxFile, value);
					dependencies.add(new AssetDescriptor(atlasHandle, TextureAtlas.class));
				}
			}
		}
	} catch (IOException e) {
		throw new GdxRuntimeException("Unable to parse .tmx file.");
	}
	return dependencies;
}
 

protected void loadObjectGroup (TiledMap map, Element element) {
	if (element.getName().equals("objectgroup")) {
		String name = element.getAttribute("name", null);
		MapLayer layer = new MapLayer();
		layer.setName(name);
		Element properties = element.getChildByName("properties");
		if (properties != null) {
			loadProperties(layer.getProperties(), properties);
		}

		for (Element objectElement : element.getChildrenByName("object")) {
			loadObject(layer, objectElement);
		}

		map.getLayers().add(layer);
	}
}
 

/** May return null. */
protected FileHandle loadAtlas (Element root, FileHandle tmxFile) throws IOException {
	Element e = root.getChildByName("properties");

	if (e != null) {
		for (Element property : e.getChildrenByName("property")) {
			String name = property.getAttribute("name", null);
			String value = property.getAttribute("value", null);
			if (name.equals("atlas")) {
				if (value == null) {
					value = property.getText();
				}

				if (value == null || value.length() == 0) {
					// keep trying until there are no more atlas properties
					continue;
				}

				return getRelativeFileHandle(tmxFile, value);
			}
		}
	} else {
		FileHandle atlasFile = tmxFile.sibling(tmxFile.nameWithoutExtension() + ".atlas");
		return atlasFile.exists() ? atlasFile : null;
	}

	return null;
}
 

protected void loadTileLayer (TiledMap map, Element element) {
	if (element.getName().equals("layer")) {
		String name = element.getAttribute("name", null);
		int width = element.getIntAttribute("width", 0);
		int height = element.getIntAttribute("height", 0);
		int tileWidth = element.getParent().getIntAttribute("tilewidth", 0);
		int tileHeight = element.getParent().getIntAttribute("tileheight", 0);
		boolean visible = element.getIntAttribute("visible", 1) == 1;
		float opacity = element.getFloatAttribute("opacity", 1.0f);
		TiledMapTileLayer layer = new TiledMapTileLayer(width, height, tileWidth, tileHeight);
		layer.setVisible(visible);
		layer.setOpacity(opacity);
		layer.setName(name);

		int[] ids = TmxMapHelper.getTileIds(element, width, height);
		TiledMapTileSets tilesets = map.getTileSets();
		for (int y = 0; y < height; y++) {
			for (int x = 0; x < width; x++) {
				int id = ids[y * width + x];
				boolean flipHorizontally = ((id & FLAG_FLIP_HORIZONTALLY) != 0);
				boolean flipVertically = ((id & FLAG_FLIP_VERTICALLY) != 0);
				boolean flipDiagonally = ((id & FLAG_FLIP_DIAGONALLY) != 0);

				TiledMapTile tile = tilesets.getTile(id & ~MASK_CLEAR);
				if (tile != null) {
					Cell cell = createTileLayerCell(flipHorizontally, flipVertically, flipDiagonally);
					cell.setTile(tile);
					layer.setCell(x, yUp ? height - 1 - y : y, cell);
				}
			}
		}

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

protected void loadProperties (MapProperties properties, Element element) {
	if (element.getName().equals("properties")) {
		for (Element property : element.getChildrenByName("property")) {
			String name = property.getAttribute("name", null);
			String value = property.getAttribute("value", null);
			if (value == null) {
				value = property.getText();
			}
			properties.put(name, value);
		}
	}
}
 

@Override
protected void loadTileLayer(TiledMap map,MapLayers maplayers, Element element) {
	String layerName = element.getAttribute("name", null);
	if ( navigationLayerName.equals(layerName)){
		loadNavigationLayer(map, element, layerName);
	}
	else{
		super.loadTileLayer(map,maplayers, element);
	}
}
 

@Override
protected void loadTileLayer(TiledMap map, Element element) {
	String layerName = element.getAttribute("name", null);
	if ( navigationLayerName.equals(layerName)){
		loadNavigationLayer(map, element, layerName);
	}
	else{
		super.loadTileLayer(map, element);
	}
}
 

protected TiledMap loadMap (Element root, FileHandle tmxFile, AtlasResolver resolver, AtlasTiledMapLoaderParameters parameter) {
	TiledMap map = new TiledMap();

	String mapOrientation = root.getAttribute("orientation", null);
	int mapWidth = root.getIntAttribute("width", 0);
	int mapHeight = root.getIntAttribute("height", 0);
	int tileWidth = root.getIntAttribute("tilewidth", 0);
	int tileHeight = root.getIntAttribute("tileheight", 0);
	String mapBackgroundColor = root.getAttribute("backgroundcolor", null);

	MapProperties mapProperties = map.getProperties();
	if (mapOrientation != null) {
		mapProperties.put("orientation", mapOrientation);
	}
	mapProperties.put("width", mapWidth);
	mapProperties.put("height", mapHeight);
	mapProperties.put("tilewidth", tileWidth);
	mapProperties.put("tileheight", tileHeight);
	if (mapBackgroundColor != null) {
		mapProperties.put("backgroundcolor", mapBackgroundColor);
	}

	mapTileWidth = tileWidth;
	mapTileHeight = tileHeight;
	mapWidthInPixels = mapWidth * tileWidth;
	mapHeightInPixels = mapHeight * tileHeight;

	for (int i = 0, j = root.getChildCount(); i < j; i++) {
		Element element = root.getChild(i);
		String elementName = element.getName();
		if (elementName.equals("properties")) {
			loadProperties(map.getProperties(), element);
		} else if (elementName.equals("tileset")) {
			loadTileset(map, element, tmxFile, resolver, parameter);
		} else if (elementName.equals("layer")) {
			loadTileLayer(map, element);
		} else if (elementName.equals("objectgroup")) {
			loadObjectGroup(map, element);
		}
	}
	return map;
}