Initiual commit: AssetImporter source moved from ZFXCE repository to its own repository. PLease do not use the ZFXCE repo any more.

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@1 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

include/IOStream.h

@@ -0,0 +1,111 @@
+
+/** @file File I/O wrappers for C++. Use interfaces instead of function
+* pointers to be sure even the silliest men on earth can work with this
+*/
+
+#ifndef AI_IOSTREAM_H_INC
+#define AI_IOSTREAM_H_INC
+
+#include <string>
+#include <stddef.h>
+
+#include "aiTypes.h"
+#include "aiFileIO.h"
+
+#ifndef __cplusplus
+#error This header requires C++ to be used.
+#endif
+
+namespace Assimp
+{
+
+// ---------------------------------------------------------------------------
+/** Class to handle file I/O for C++
+*
+* Derive an own implementation from this interface to provide custom IO handling
+* to the Importer. If you implement this interface, be sure to also provide an
+* implementation for IOSystem that creates instances of your custom IO class.
+*/
+// ---------------------------------------------------------------------------
+class IOStream 
+{
+protected:
+	/** Constructor protected, use IOSystem::Open() to create an instance. */
+	IOStream(void);
+
+public:
+	// -------------------------------------------------------------------
+	/** Destructor. Deleting the object closes the underlying file, 
+	 * alternatively you may use IOSystem::Close() to release the file. 
+	 */
+	virtual ~IOStream(void);
+
+	// -------------------------------------------------------------------
+	/** Read from the file
+	*
+	* See fread() for more details
+	* This fails for write-only files
+	*/
+	// -------------------------------------------------------------------
+    virtual size_t Read(
+		void* pvBuffer, 
+		size_t pSize, 
+		size_t pCount) = 0;
+
+
+	// -------------------------------------------------------------------
+	/** Write to the file
+	*
+	* See fwrite() for more details
+	* This fails for read-only files
+	*/
+	// -------------------------------------------------------------------
+    virtual size_t Write(
+		const void* pvBuffer, 
+		size_t pSize,
+		size_t pCount) = 0;
+
+
+	// -------------------------------------------------------------------
+	/** Set the read/write cursor of the file
+	*
+	* See fseek() for more details
+	*/
+	// -------------------------------------------------------------------
+	virtual aiReturn Seek(
+		size_t pOffset,
+		aiOrigin pOrigin) = 0;
+
+
+	// -------------------------------------------------------------------
+	/** Get the current position of the read/write cursor
+	*
+	* See ftell() for more details
+	*/
+	// -------------------------------------------------------------------
+    virtual size_t Tell(void) const = 0;
+
+	// -------------------------------------------------------------------
+	/**	Returns filesize
+	*
+	*	Returns the filesize
+	*/
+	// -------------------------------------------------------------------
+	virtual size_t	FileSize() const = 0;
+};
+// ----------------------------------------------------------------------------
+inline IOStream::IOStream()
+{
+	// empty
+}
+
+// ----------------------------------------------------------------------------
+inline IOStream::~IOStream()
+{
+	// empty
+}
+// ----------------------------------------------------------------------------
+
+} //!ns Assimp
+
+#endif //!!AI_IOSTREAM_H_INC