From 8188b44439aaf2802966344ba91e9419d2de55e4 Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Wed, 27 Apr 2016 12:02:17 -0700
Subject: [PATCH] Add Signal for per-second tick callbacks.

---
 firmware/application/Makefile     |  1 +
 firmware/application/event_m0.cpp |  3 +++
 firmware/application/time.cpp     | 32 ++++++++++++++++++++++++++++
 firmware/application/time.hpp     | 35 +++++++++++++++++++++++++++++++
 4 files changed, 71 insertions(+)
 create mode 100644 firmware/application/time.cpp
 create mode 100644 firmware/application/time.hpp

diff --git a/firmware/application/Makefile b/firmware/application/Makefile
index 5efd06ce..cf50b8e1 100755
--- a/firmware/application/Makefile
+++ b/firmware/application/Makefile
@@ -181,6 +181,7 @@ CPPSRC = main.cpp \
          ../common/ert_packet.cpp \
          capture_app.cpp \
          sd_card.cpp \
+         time.cpp \
          file.cpp \
          log_file.cpp \
          png_writer.cpp \
diff --git a/firmware/application/event_m0.cpp b/firmware/application/event_m0.cpp
index e82faa3b..388695ef 100644
--- a/firmware/application/event_m0.cpp
+++ b/firmware/application/event_m0.cpp
@@ -24,6 +24,7 @@
 #include "portapack.hpp"
 
 #include "sd_card.hpp"
+#include "time.hpp"
 
 #include "message.hpp"
 #include "message_queue.hpp"
@@ -145,6 +146,8 @@ void EventDispatcher::handle_rtc_tick() {
 	sd_card::poll_inserted();
 
 	portapack::temperature_logger.second_tick();
+
+	time::on_tick_second();
 }
 
 ui::Widget* EventDispatcher::touch_widget(ui::Widget* const w, ui::TouchEvent event) {
diff --git a/firmware/application/time.cpp b/firmware/application/time.cpp
new file mode 100644
index 00000000..10ba7f3b
--- /dev/null
+++ b/firmware/application/time.cpp
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "time.hpp"
+
+namespace time {
+
+Signal<> signal_tick_second;
+
+void on_tick_second() {
+	signal_tick_second.emit();
+}
+
+} /* namespace time */
diff --git a/firmware/application/time.hpp b/firmware/application/time.hpp
new file mode 100644
index 00000000..470c894d
--- /dev/null
+++ b/firmware/application/time.hpp
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __TIME_H__
+#define __TIME_H__
+
+#include "signal.hpp"
+
+namespace time {
+
+extern Signal<> signal_tick_second;
+
+void on_tick_second();
+
+} /* namespace time */
+
+#endif/*__TIME_H__*/