From 03b3b8ae80559745f98ef94569b421adddeb441f Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Mon, 25 Mar 2019 23:46:59 +0800
Subject: *misc

---
 source/libs/asura-lib-utils/io/file_data.h | 68 ++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 source/libs/asura-lib-utils/io/file_data.h

(limited to 'source/libs/asura-lib-utils/io/file_data.h')

diff --git a/source/libs/asura-lib-utils/io/file_data.h b/source/libs/asura-lib-utils/io/file_data.h
new file mode 100644
index 0000000..e20f41b
--- /dev/null
+++ b/source/libs/asura-lib-utils/io/file_data.h
@@ -0,0 +1,68 @@
+#ifndef __ASURA_ENGINE_FILE_DATA_H__
+#define __ASURA_ENGINE_FILE_DATA_H__
+
+#include <string>
+
+#include <asura-lib-utils/scripting/portable.hpp>
+
+#include "data_buffer.h"
+
+namespace AsuraEngine
+{
+	namespace IO
+	{
+
+		class Filesystem;
+
+		///
+		/// 当从filesystem直接读取整个文件时，返回FileData对象描述文件内容和其他信息。由Filesystem创建。
+		///
+		class FileData ASURA_FINAL
+			: public AEScripting::Portable<FileData>
+		{
+		public:
+
+			LUAX_DECL_FACTORY(FileData);
+
+			///
+			/// 返回文件内容，可以通过Databuffer获得内容和大小。由于内部接口都是以Data buffer作为参数，所以这里也返回data buffer。
+			///
+			DataBuffer* GetDataBuffer();
+
+			const std::string& GetFileName(); 
+			const std::string& GetExtension();
+			const std::string& GetName();
+
+		private:
+
+			friend class Filesystem;
+
+			FileData(const std::string& name);
+			~FileData();
+
+			///
+			/// 绑定data buffer。
+			///
+			void BindData(ASURA_MOVE DataBuffer* buffer);
+
+			///
+			/// Data buffer不会再filedata析构时销毁，当lua引用计数为0时由lua调用GC销毁。创建mData时会添加一个成员引用。
+			///
+			ASURA_REF DataBuffer* mData;
+			Luax::LuaxMemberRef   mDataRef;
+
+			std::string mFileName;  ///< 包含扩展名的文件名
+			std::string mExtension; ///< 不包含点的扩展名
+			std::string mName;      ///< 不包含点和后缀的文件名
+
+			LUAX_DECL_METHOD(_GetFileName);
+			LUAX_DECL_METHOD(_GetExtension);
+			LUAX_DECL_METHOD(_GetName);
+			LUAX_DECL_METHOD(_GetDataBuffer);
+
+		};
+
+	}
+}
+
+#endif
\ No newline at end of file
-- 
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