From 6ab663342df34cd5b9ceb27efda49ee65f5b6967 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 15 Oct 2012 02:46:56 +0000
Subject: [PATCH] MTC slave: timcode and delta formatting

git-svn-id: svn://localhost/ardour2/branches/3.0@13279 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/mtc_slave.cc | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/libs/ardour/mtc_slave.cc b/libs/ardour/mtc_slave.cc
index e29fa3d3da..4b2f8e99cb 100644
--- a/libs/ardour/mtc_slave.cc
+++ b/libs/ardour/mtc_slave.cc
@@ -646,8 +646,8 @@ MTC_Slave::approximate_current_position() const
 {
 	SafeTime last;
 	read_current (&last);
-	if (last.timestamp == 0) {
-		return "--:--:--:--";
+	if (last.timestamp == 0 || reset_pending) {
+		return " --:--:--:--";
 	}
 	return Timecode::timecode_format_sampletime(
 		last.position,
@@ -660,6 +660,13 @@ std::string
 MTC_Slave::approximate_current_delta() const
 {
 	char delta[24];
-	snprintf(delta, sizeof(delta), "%+" PRIi64, current_delta); // XXX TODO unit, refine
+	SafeTime last;
+	read_current (&last);
+	if (last.timestamp == 0 || reset_pending) {
+		snprintf(delta, sizeof(delta), "---");
+	} else {
+		// TODO if current_delta > 1 frame -> display timecode.
+		snprintf(delta, sizeof(delta), "%+" PRIi64 " sm", current_delta);
+	}
 	return std::string(delta);
 }