port from perforce

aiwaz/Aiwaz/FileSystem/File.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include "IEngine.h"
+#include "IFileSystem.h"
+
+
+class File
+	: public IFile
+{
+public:
+	File(IEngine* ar_Engine_, char* ac_Buffer_, unsigned int argBufferLength, const string16 argFileName);
+	virtual ~File();
+
+	virtual char* get_Buffer();
+	virtual unsigned int get_BufferLength();
+	virtual void SaveAs(string16 argFileName);
+
+	virtual std::string ReadString();
+	virtual float ReadFloat();
+	virtual int ReadInt();
+	virtual void* ReadDataArray(unsigned int argBytes);
+
+	virtual void RewindFilePointer();
+	virtual char* get_FilePointer() const;
+	virtual void set_FilePointer(char* ac_Position_);
+	virtual bool IsEof() const;
+
+	virtual string16 get_FileName() const { return m_FileName; }
+
+protected:
+	void CheckIntegrity(unsigned int argBytes);
+
+private:
+	IEngine* m_Engine;
+	char* m_Buffer;
+	char* m_BufferPosition;
+	unsigned int m_BufferLength;
+	string16 m_FileName;
+};