std::shared_ptr<WMLayer> getWMLayer(unsigned layer);
std::shared_ptr<WMLayer> getWMLayer(std::string layer_name);
struct rect getAreaSize(const std::string& area);
std::shared_ptr<WMLayer> getWMLayer(unsigned layer);
std::shared_ptr<WMLayer> getWMLayer(std::string layer_name);
struct rect getAreaSize(const std::string& area);