implemented image reader and asset manager

assetManager.cpp

@@ -0,0 +1,37 @@
+#include "assetManager.h"
+#include "imageReader.h"
+#include "util.h"
+
+#include <algorithm>
+
+using namespace std;
+
+namespace vb01{
+		AssetManager *assetManager = nullptr;
+
+		AssetManager* AssetManager::getSingleton(){
+				if(!assetManager)
+						assetManager = new AssetManager();
+
+				return assetManager;
+		}
+
+		void AssetManager::load(string path){
+				if(getAsset(path))
+						return;
+
+				string format = path.substr(path.find_last_of(".") + 1, string::npos);
+				vector<string> imageFormats = vector<string>{"png", "jpg", "jpeg"};
+
+				if(*find(imageFormats.begin(), imageFormats.end(), format) == format)
+						assets.push_back(ImageReader::getSingleton()->readImage(path, true));
+		}
+
+		Asset* AssetManager::getAsset(string path){
+				for(Asset *a : assets)
+						if(a->path == path)
+								return a;
+				
+				return nullptr;
+		}
+}