From c5db24757ed9d1461eca0a78b786a1261ea71380 Mon Sep 17 00:00:00 2001
From: Mika Laitio <lamikr@pilppa.org>
Date: Sat, 23 Oct 2010 12:28:20 +0300
Subject: [PATCH] formating fixes for celcius values

---
 src/W1TemperatureSensor.cc | 32 ++++++++++++++++++++++++++++++++
 src_test/test_w1.cc        |  1 +
 2 files changed, 33 insertions(+)

diff --git a/src/W1TemperatureSensor.cc b/src/W1TemperatureSensor.cc
index 38baecb..20dc3f3 100644
--- a/src/W1TemperatureSensor.cc
+++ b/src/W1TemperatureSensor.cc
@@ -7,12 +7,42 @@
 #include <fstream>
 #include <vector>
 #include <iostream>
+#include <sstream>
+#include <iomanip>
 
 #include "W1TemperatureSensor.hh"
 
 using namespace std;
 using namespace w1;
 
+template <class T>
+bool string_to_number(T& result,
+                 const std::string& string_param,
+                 std::ios_base& (*format)(std::ios_base&))
+{
+	std::istringstream iss(string_param);
+	return !(iss >> format >> result).fail();
+}
+
+string convert_for_3_digits_value(string raw_value) {
+	string 	ret_val;
+	int		int_val;
+	bool	sucFlg;
+	double	dbl_val;
+
+	sucFlg		= string_to_number<double>(dbl_val, raw_value, dec);
+	if (sucFlg == true) {
+		dbl_val	= dbl_val / 1000;
+		std::ostringstream out;
+		out << fixed << setprecision(3) << dbl_val;
+		ret_val	= out.str();
+	}
+	else {
+		ret_val	= raw_value;
+	}
+	return ret_val;
+}
+
 W1TemperatureSensor::W1TemperatureSensor(dirent *direntry, int family_code_param, string id_param): W1Device(direntry, family_code_param, id_param) {
 	ifstream ifs(slave_file.c_str());
 	if (ifs.is_open() == false) {
@@ -51,6 +81,7 @@ string W1TemperatureSensor::get_value() {
 	int				pos;
 	int				length;
 	string			formatted_data;
+	int				int_value;
 
 	ret_val	= "<could not read>";
 	ifstream ifs(slave_file.c_str());
@@ -71,6 +102,7 @@ string W1TemperatureSensor::get_value() {
 			}
 		}
 	}
+	ret_val			= convert_for_3_digits_value(ret_val);
 	formatted_data	= get_formatted_data(ret_val);
 	add_to_memory_cache(formatted_data);
 	return ret_val;
diff --git a/src_test/test_w1.cc b/src_test/test_w1.cc
index 4b94a61..6c6c116 100644
--- a/src_test/test_w1.cc
+++ b/src_test/test_w1.cc
@@ -40,6 +40,7 @@ int main(int argc, char** argv)
 			cout << name << ": " << value << " " << unit << endl;
 */
 			device->printout();
+			sleep(1);
 			if (round >= store_interval) {
 				device->store();
 			}
-- 
2.41.0