libsaria: Created a new OutFile() class

Similar to how I created a new InFile() class.  The new one can be used
directly as a stream, only it has my save file protocol stuff built in.

include/libsaria/files.h

@@ -40,6 +40,17 @@ class OutFile
 		void write_ino(ino_t, bool);
 };
 
+class OutFile2 : public ofstream
+{
+	public:
+		OutFile2(string);
+		~OutFile2();
+		OutFile2& operator<<(const char *);
+		OutFile2& operator<<(string);
+		template <class T>
+		OutFile2& operator<<(T);
+};
+
 class InFile : public ifstream
 {
 	public:
@@ -50,6 +61,14 @@ class InFile : public ifstream
 		InFile& operator>>(T &);
 };
 
+template <class T>
+OutFile2& OutFile2::operator<<(T item)
+{
+	ofstream *out = (ofstream *)this;
+	*out << item << " ";
+	return *this;
+}
+
 template <class T>
 InFile& InFile::operator>>(T &item)
 {

libsaria/path/files.cpp

@@ -86,6 +86,32 @@ void OutFile::write_ino(ino_t inode, bool end)
 	end_write(end);
 }
 
+OutFile2::OutFile2(string path)
+{
+	string out_file = get_saria_dir() + "/" + path;
+	println("Opening save file: " + out_file);
+	open(out_file.c_str());
+}
+
+OutFile2::~OutFile2()
+{
+	close();
+}
+
+OutFile2& OutFile2::operator<<(string s)
+{
+	ofstream *out = (ofstream *)this;
+	*out << s.size() << " " << s << " ";
+	return *this;
+}
+
+OutFile2& OutFile2::operator<<(const char*s)
+{
+	ofstream *out = (ofstream *)this;
+	*out << s;
+	return *this;
+}
+
 InFile::InFile(string path)
 {
 	string in_file = get_saria_dir() + "/" + path;

libsaria/prefs.cpp

@@ -41,27 +41,25 @@ static void load_pref(InFile &in)
 	preferences[key] = p;
 }
 
-static void save_pref(string key, struct Preference &p, OutFile &out)
+static void save_pref(string key, struct Preference &p, OutFile2 &out)
 {
-	out.write_str(key,    false);
-	out.write_ui(p.type, false);
+	out << key << p.type;
 	switch (p.type) {
 	case BOOL:
-		out.write_int(p.value_u.boolean, true);
+		out << p.value_u.boolean;
 		break;
 	case FLOAT:
-		out.write_float(p.value_u.floating, true);
+		out << p.value_u.floating;
 		break;
-	default:
-		out.write_str("", true);
 	}
+	out << "\n";
 }
 
 static void save()
 {
 	map<string, Preference>::iterator it;
-	OutFile out("preferences");
-	out.write_ui(preferences.size(), true);
+	OutFile2 out("preferences");
+	out << preferences.size() << "\n";
 	for (it = preferences.begin(); it != preferences.end(); it++)
 		save_pref(it->first, it->second, out);
 }