merge `origin/master` into `master`

1 files changed, 46 insertions, 0 deletions

diff --git a/mwe/resource-manager/resource_manager.h b/mwe/resource-manager/resource_manager.h
new file mode 100644
index 0000000..446bedb
--- /dev/null
+++ b/mwe/resource-manager/resource_manager.h
@@ -0,0 +1,46 @@
+#pragma once
+
+#include <SDL_render.h>
+#include <unordered_map>
+
+#include "constants.h"
+#include "resource.h"
+#include "resource_fabricator.h"
+
+using namespace crepe;
+
+class ResourceManager {
+
+private:
+	static ResourceManager * m_single_resource_manager;
+	std::unordered_map<Constants::FILE_PATH, Resource *> m_resources;
+
+protected:
+	ResourceManager();
+	~ResourceManager();
+
+public:
+	ResourceManager(const ResourceManager &) = delete;
+	ResourceManager(ResourceManager &&) = delete;
+	ResourceManager & operator=(const ResourceManager &) = delete;
+	ResourceManager & operator=(ResourceManager &&) = delete;
+
+	static ResourceManager * get_instance();
+
+public:
+	template <typename T>
+	T * Load(const Constants::FILE_PATH & file_path) {
+
+		if (m_resources.find(file_path) != m_resources.end()) {
+			return static_cast<T *>(m_resources[file_path]);
+		}
+
+		Resource * resource = ResourceFactory::create_resource<T>(file_path);
+		if (resource) {
+			m_resources[file_path] = std::move(resource);
+		}
+		return static_cast<T *>(m_resources[file_path]);
+	}
+
+	void Unload(const Constants::FILE_PATH & file_path);
+};