X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Futil.hpp;h=d59ad10eb804831f08c1b817bc4dd2deacdfc7ed;hb=dae21ebcf60d6a5d7c194736b1dc792a5cbf06a5;hp=5d65694054ab2c0b2e6a9f652fc736abfc5da8cd;hpb=4bc10a910593fda2d378d62a57448cec4b2166bf;p=pulseview.git

diff --git a/pv/util.hpp b/pv/util.hpp
index 5d65694..d59ad10 100644
--- a/pv/util.hpp
+++ b/pv/util.hpp
@@ -18,16 +18,21 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
-#ifndef PULSEVIEW_UTIL_H
-#define PULSEVIEW_UTIL_H
+#ifndef PULSEVIEW_UTIL_HPP
+#define PULSEVIEW_UTIL_HPP
 
-#include <math.h>
+#include <cmath>
 
 #include <QString>
 
 namespace pv {
 namespace util {
 
+enum TimeUnit {
+	Time = 1,
+	Samples = 2
+};
+
 extern const int FirstSIPrefixPower;
 
 /**
@@ -51,13 +56,12 @@ QString format_si_value(
  * @param prefix The number of the prefix, from 0 for 'femto' up to
  *   8 for 'giga'. If prefix is set to -1, the prefix will be calculated.
  * @param unit The unit of quantity.
- * @param precision The number of digits after the decimal separator.
- * @param sign Whether or not to add a sign also for positive numbers.
+ * @param precision The number of digits after the decimal separator or period (.).
  *
  * @return The formated value.
  */
 QString format_time(
-	double t, int prefix = -1, unsigned precision = 0, bool sign = true);
+	double t, int prefix = -1, TimeUnit unit = Time, unsigned precision = 0);
 
 /**
  * Formats a given time value with a SI prefix so that the
@@ -71,4 +75,4 @@ QString format_second(double second);
 } // namespace util
 } // namespace pv
 
-#endif // PULSEVIEW_UTIL_H
+#endif // PULSEVIEW_UTIL_HPP