X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fvalue.h;h=1b12db9a22db5f40e77578199bdfd7817fff4093;hb=a582163d380833b1370ba067a1fd0ad5c2984723;hp=dc117e0a7ff03207e73be05748849c0a182f3e0b;hpb=5453824394771ca21de32088a2842486b63e6f6d;p=libs%2Fdatafile.git

diff --git a/source/value.h b/source/value.h
index dc117e0..1b12db9 100644
--- a/source/value.h
+++ b/source/value.h
@@ -1,47 +1,70 @@
-/*
-This file is part of libmspparser
-Copyright © 2006 Mikko Rasa, Mikkosoft Productions
+/* $Id$
+
+This file is part of libmspdatafile
+Copyright © 2006-2008, 2010  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
-#ifndef MSP_PARSER_VALUE_H_
-#define MSP_PARSER_VALUE_H_
 
-#include <sstream>
-#include <string>
+#ifndef MSP_DATAFILE_VALUE_H_
+#define MSP_DATAFILE_VALUE_H_
+
 #include <vector>
+#include <msp/core/meta.h>
+#include <msp/core/variant.h>
+#include "except.h"
+#include "type.h"
 
 namespace Msp {
-namespace Parser {
+namespace DataFile {
 
 class Value
 {
+private:
+	char sig;
+	Variant data;
+
 public:
-	enum Type
-	{
-		INTEGER,
-		FLOAT,
-		STRING,
-		BOOLEAN
-	};
-
-	Value(Type t, const std::string &d): type(t), data(d) { }
 	template<typename T>
-	T get() const
-	{
-		std::istringstream ss(data);
-		T result;
-		ss>>result;
-		if(ss.fail())
-			throw TypeError("Type mismatch");
-		return result;
-	}
+	Value(T d):
+		sig(TypeInfo<T>::signature),
+		data(static_cast<typename TypeInfo<T>::Store>(d))
+	{ }
+
+	Value(Symbol d): sig(TypeInfo<Symbol>::signature), data(d) { }
+
+	template<typename T>
+	typename RemoveReference<T>::Type get() const
+	{ return get_<typename TypeInfo<T>::Store>(); }
+
+	char get_signature() const { return sig; }
 private:
-	Type type;
-	std::string data;
+	template<typename T>
+	T get_() const;
 };
-typedef std::vector<Value> ValueArray;
 
-} // namespace Parser
+typedef std::vector<Value> ValueArray __attribute__((deprecated));
+
+template<typename T>
+inline T Value::get_() const
+{
+	if(sig!=TypeInfo<T>::signature)
+		throw TypeError("Type mismatch");
+
+	return data.value<typename TypeInfo<T>::Store>();
+}
+
+template<>
+inline FloatType::Store Value::get_<FloatType::Store>() const
+{
+	if(sig==IntType::signature)
+		return data.value<IntType::Store>();
+	else if(sig!=FloatType::signature)
+		throw TypeError("Type mismatch");
+
+	return data.value<FloatType::Store>();
+}
+
+} // namespace DataFile
 } // namespace Msp
 
 #endif