From c866bfe7345d009b20f6fd76865118070e13a2e4 Mon Sep 17 00:00:00 2001
From: Edouard DUPIN <yui.heero@gmail.com>
Date: Tue, 23 Oct 2018 22:06:57 +0200
Subject: [PATCH] [DEV] add stream operator in io interface

---
 etk/io/Interface.cpp | 28 ++++++++++++++++++++++++++++
 etk/io/Interface.hpp | 17 +++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/etk/io/Interface.cpp b/etk/io/Interface.cpp
index bfbb6f8..33ee913 100644
--- a/etk/io/Interface.cpp
+++ b/etk/io/Interface.cpp
@@ -43,3 +43,31 @@ bool etk::io::Interface::puts(const etk::String& _input) {
 	}
 	return false;
 }
+
+etk::io::Interface& etk::io::Interface::operator<< (const etk::Stream& _data) {
+	write(_data.c_str(), 1, _data.size());
+	return *this;
+}
+etk::io::Interface& etk::io::Interface::operator<< (const etk::String& _data) {
+	write(_data.c_str(), 1, _data.size());
+	return *this;
+}
+etk::io::Interface& etk::io::Interface::operator<< (const char* _data) {
+	write(_data, 1, strlen(_data));
+	return *this;
+}
+etk::io::Interface& etk::io::Interface::operator<< (const int32_t _data) {
+	etk::String sss = etk::toString(_data);
+	write(sss.c_str(), 1, sss.size());
+	return *this;
+}
+etk::io::Interface& etk::io::Interface::operator<< (const uint32_t _data) {
+	etk::String sss = etk::toString(_data);
+	write(sss.c_str(), 1, sss.size());
+	return *this;
+}
+etk::io::Interface& etk::io::Interface::operator<< (const float _data) {
+	etk::String sss = etk::toString(_data);
+	write(sss.c_str(), 1, sss.size());
+	return *this;
+}
\ No newline at end of file
diff --git a/etk/io/Interface.hpp b/etk/io/Interface.hpp
index 792efb9..ebc562a 100644
--- a/etk/io/Interface.hpp
+++ b/etk/io/Interface.hpp
@@ -141,6 +141,23 @@ namespace etk {
 				bool writeAll(const etk::String& _value) {
 					return int64_t(_value.size()) == write(static_cast<const void*>(&(_value[0])), sizeof(char), _value.size()/sizeof(char));
 				}
+				/**
+				 * @brief Stream write mode
+				 * @param[in] _data Stream to write
+				 * @return The current FSNode reference to add other stream.
+				 * @note not stable API ...
+				 */
+				etk::io::Interface& operator<< (const etk::Stream& _data);
+				//! @copydoc etk::io::Interface::operator<<(const etk::Stringstream&)
+				etk::io::Interface& operator<< (const etk::String& _data);
+				//! @copydoc etk::io::Interface::operator<<(const etk::Stringstream&)
+				etk::io::Interface& operator<< (const char* _data);
+				//! @copydoc etk::io::Interface::operator<<(const etk::Stringstream&)
+				etk::io::Interface& operator<< (const int32_t _data);
+				//! @copydoc etk::io::Interface::operator<<(const etk::Stringstream&)
+				etk::io::Interface& operator<< (const uint32_t _data);
+				//! @copydoc etk::io::Interface::operator<<(const etk::Stringstream&)
+				etk::io::Interface& operator<< (const float _data);
 		};
 	}
 }