added output-dimensions option

include/bar.hpp

@@ -24,6 +24,8 @@ struct waybar_output {
   Glib::RefPtr<Gdk::Monitor> monitor;
   std::string name;
   std::string identifier;
+  int32_t width;
+  int32_t height;
 
   std::unique_ptr<struct zxdg_output_v1, decltype(&zxdg_output_v1_destroy)> xdg_output = {
       nullptr, &zxdg_output_v1_destroy};

include/client.hpp

@@ -45,6 +45,7 @@ class Client {
   static void handleGlobal(void* data, struct wl_registry* registry, uint32_t name,
                            const char* interface, uint32_t version);
   static void handleGlobalRemove(void* data, struct wl_registry* registry, uint32_t name);
+  static void handleOutputLogicalSize(void*, struct zxdg_output_v1*, int32_t, int32_t);
   static void handleOutputDone(void*, struct zxdg_output_v1*);
   void createBarsBatch();
   static void handleOutputName(void*, struct zxdg_output_v1*, const char*);

include/config.hpp

@@ -29,7 +29,8 @@ class Config {
 
   Json::Value& getConfig() { return config_; }
 
-  std::vector<Json::Value> getOutputConfigs(const std::string& name, const std::string& identifier);
+  std::vector<Json::Value> getOutputConfigs(const std::string& name, const std::string& identifier,
+                                            int32_t width, int32_t height);
 
  private:
   void setupConfig(Json::Value& dst, const std::string& config_file, int depth);