From: Soeren Apel <soeren@apelpie.net>
Date: Sun, 9 Aug 2015 18:32:41 +0000 (+0200)
Subject: Introduce time units
X-Git-Url: http://git.code-monkey.de/?p=pulseview.git;a=commitdiff_plain;h=96b6316ab8ed24551a0affb7a5819d1c97147a5c

Introduce time units
---

diff --git a/pv/util.cpp b/pv/util.cpp
index 83f2ae0..e361982 100644
--- a/pv/util.cpp
+++ b/pv/util.cpp
@@ -67,10 +67,13 @@ QString format_si_value(double v, QString unit, int prefix,
 	return s;
 }
 
-QString format_time(double t, int prefix,
+QString format_time(double t, int prefix, TimeUnit unit,
 	unsigned int precision, bool sign)
 {
-	return format_si_value(t, "s", prefix, precision, sign);
+	if (unit == TimeUnit::Time)
+		return format_si_value(t, "s", prefix, precision, sign);
+	else
+		return format_si_value(t, "sa", prefix, precision, sign);
 }
 
 QString format_second(double second)
diff --git a/pv/util.hpp b/pv/util.hpp
index f75c957..f135165 100644
--- a/pv/util.hpp
+++ b/pv/util.hpp
@@ -28,6 +28,11 @@
 namespace pv {
 namespace util {
 
+enum TimeUnit {
+	Time = 1,
+	Samples = 2
+};
+
 extern const int FirstSIPrefixPower;
 
 /**
@@ -57,7 +62,8 @@ QString format_si_value(
  * @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,
+	bool sign = true);
 
 /**
  * Formats a given time value with a SI prefix so that the
diff --git a/pv/view/cursor.cpp b/pv/view/cursor.cpp
index 512b5fa..503031a 100644
--- a/pv/view/cursor.cpp
+++ b/pv/view/cursor.cpp
@@ -55,7 +55,8 @@ bool Cursor::enabled() const
 
 QString Cursor::get_text() const
 {
-	return pv::util::format_time(time_, view_.tick_prefix(), 2);
+	return util::format_time(time_, view_.tick_prefix(),
+		util::TimeUnit::Time, 2);
 }
 
 QRectF Cursor::label_rect(const QRectF &rect) const
diff --git a/pv/view/cursorpair.cpp b/pv/view/cursorpair.cpp
index 46f2455..aec6891 100644
--- a/pv/view/cursorpair.cpp
+++ b/pv/view/cursorpair.cpp
@@ -164,7 +164,7 @@ QString CursorPair::format_string()
 	const unsigned int prefix = view_.tick_prefix();
 	const double delta = second_->time() - first_->time();
 	return QString("%1 / %2").
-		arg(util::format_time(delta, prefix, 2)).
+		arg(util::format_time(delta, prefix, util::TimeUnit::Time, 2)).
 		arg(util::format_si_value(1.0 / fabs(delta), "Hz", -1, 4));
 }
 
diff --git a/pv/view/ruler.cpp b/pv/view/ruler.cpp
index 2f9b140..f25bcb8 100644
--- a/pv/view/ruler.cpp
+++ b/pv/view/ruler.cpp
@@ -122,7 +122,7 @@ void Ruler::paintEvent(QPaintEvent*)
 			// Draw a major tick
 			p.drawText(x, ValueMargin, 0, text_height,
 				AlignCenter | AlignTop | TextDontClip,
-				pv::util::format_time(t, prefix));
+				util::format_time(t, prefix));
 			p.drawLine(QPointF(x, major_tick_y1),
 				QPointF(x, ruler_height));
 		}