From 3c31c2872d11b27e7814c3bbf15d96136b72c23a Mon Sep 17 00:00:00 2001
From: Dominic Masters <dominic@domsplace.com>
Date: Wed, 6 Dec 2023 08:59:19 -0600
Subject: [PATCH] Added some extra functions for managing assets.

---
 src/dawn/asset/AssetManager.cpp              | 10 ++++++++++
 src/dawn/asset/AssetManager.hpp              | 16 ++++++++++++++++
 src/dawnhelloworld/scene/HelloWorldScene.cpp |  4 ++++
 3 files changed, 30 insertions(+)

diff --git a/src/dawn/asset/AssetManager.cpp b/src/dawn/asset/AssetManager.cpp
index ca45a8e9..ce40768f 100644
--- a/src/dawn/asset/AssetManager.cpp
+++ b/src/dawn/asset/AssetManager.cpp
@@ -50,6 +50,16 @@ void AssetManager::removeExisting(const std::string filename) {
   }
 }
 
+bool_t AssetManager::isEverythingLoaded() {
+  return pendingAssetLoaders.size() == 0;
+}
+
+bool_t AssetManager::isLoaded(const std::string filename) {
+  auto existing = this->getExisting<AssetLoader>(filename);
+  if(existing) return existing->loaded;
+  return false;
+}
+
 template<>
 std::shared_ptr<Texture> AssetManager::get<Texture>(
   const std::string filename
diff --git a/src/dawn/asset/AssetManager.hpp b/src/dawn/asset/AssetManager.hpp
index cd6f07eb..d9ec5034 100644
--- a/src/dawn/asset/AssetManager.hpp
+++ b/src/dawn/asset/AssetManager.hpp
@@ -60,6 +60,22 @@ namespace Dawn {
        */
       void update();
 
+      /**
+       * Returns whether the asset manager has loaded all of the currently
+       * managed assets.
+       * 
+       * @return True if all assets have been loaded.
+       */
+      bool_t isEverythingLoaded();
+
+      /**
+       * Returns whether the asset manager has loaded the given asset. 
+       * 
+       * @param filename The filename of the asset to check.
+       * @return True if the asset has been loaded.
+       */
+      bool_t isLoaded(const std::string filename);
+
       /**
        * Returns the asset loader for the given asset.
        * 
diff --git a/src/dawnhelloworld/scene/HelloWorldScene.cpp b/src/dawnhelloworld/scene/HelloWorldScene.cpp
index 4fc69b6a..18e1e414 100644
--- a/src/dawnhelloworld/scene/HelloWorldScene.cpp
+++ b/src/dawnhelloworld/scene/HelloWorldScene.cpp
@@ -20,6 +20,10 @@ std::shared_ptr<TrueTypeTexture> texture;
 void Dawn::helloWorldScene(Scene &s) {
   texture = s.getGame()->assetManager.get<TrueTypeTexture>("ysabeau_regular", 12);
 
+  while(!s.getGame()->assetManager.isLoaded("ysabeau_regular")) {
+    s.getGame()->assetManager.update();
+  }
+
   auto cameraItem = s.createSceneItem();
   auto camera = cameraItem->addComponent<Camera>();
   cameraItem->lookAt({ 5, 5, 5 }, { 0, 0, 0 }, { 0, 1, 0 });