From 559d185dd7d51e56fbd8246970ef520d3edd18ae Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Wed, 30 Jul 2014 16:01:03 -0500
Subject: initial draft of haptic feedback when alarms play

---
 src/CMakeLists.txt    |  1 +
 src/haptic.cpp        | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++
 src/notifications.cpp |  2 +-
 src/snap.cpp          |  8 +++--
 4 files changed, 100 insertions(+), 3 deletions(-)
 create mode 100644 src/haptic.cpp

(limited to 'src')

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 754d537..a466a48 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -20,6 +20,7 @@ set (SERVICE_CXX_SOURCES
      exporter.cpp
      formatter.cpp
      formatter-desktop.cpp
+     haptic.cpp
      locations.cpp
      locations-settings.cpp
      menu.cpp
diff --git a/src/haptic.cpp b/src/haptic.cpp
new file mode 100644
index 0000000..c5a20df
--- /dev/null
+++ b/src/haptic.cpp
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2014 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ */
+
+#include <notifications/haptic.h>
+
+#include <ubuntu/application/sensors/haptic.h>
+
+#include <glib.h>
+
+namespace unity {
+namespace indicator {
+namespace notifications {
+
+/***
+****
+***/
+
+class Haptic::Impl
+{
+public:
+
+    Impl(const Mode& mode):
+        m_mode(mode),
+        m_sensor(ua_sensors_haptic_new())
+    {
+        if (m_sensor == nullptr)
+            g_warning ("Haptic device unavailable");
+        else
+            m_tag = g_timeout_add_seconds (1, on_timeout, this);
+    }
+
+    ~Impl()
+    {
+        if (m_tag)
+            g_source_remove(m_tag);
+    }
+
+private:
+
+    static gboolean on_timeout (gpointer gself)
+    {
+        static_cast<Impl*>(gself)->vibrate_now();
+        return G_SOURCE_CONTINUE;
+    }
+
+    void vibrate_now()
+    {
+        const uint32_t msec = 1500;
+        ua_sensors_haptic_vibrate_once (m_sensor, msec);
+    }
+
+    const Mode m_mode;
+    UASensorsHaptic * m_sensor = nullptr;
+    guint m_tag = 0;
+};
+
+/***
+****
+***/
+
+Haptic::Haptic(const Mode& mode):
+    impl(new Impl (mode))
+{
+}
+
+Haptic::~Haptic()
+{
+}
+
+/***
+****
+***/
+
+} // namespace datetime
+} // namespace indicator
+} // namespace unity
diff --git a/src/notifications.cpp b/src/notifications.cpp
index da7351b..c66f634 100644
--- a/src/notifications.cpp
+++ b/src/notifications.cpp
@@ -327,7 +327,7 @@ Engine::~Engine()
 bool
 Engine::supports_actions() const
 {
-    return impl->supports_actions();
+    return true; //impl->supports_actions();
 }
 
 int
diff --git a/src/snap.cpp b/src/snap.cpp
index 0eb176c..f3e0f20 100644
--- a/src/snap.cpp
+++ b/src/snap.cpp
@@ -20,6 +20,7 @@
 #include <datetime/snap.h>
 
 #include <notifications/awake.h>
+#include <notifications/haptic.h>
 #include <notifications/sound.h>
 
 #include <gst/gst.h>
@@ -76,6 +77,9 @@ public:
         const bool loop = m_engine->supports_actions();
         auto sound = std::make_shared<uin::Sound>(uri, volume, loop);
 
+        // create the haptic feedback...
+        auto haptic = std::make_shared<uin::Haptic>();
+
         // show a notification...
         const auto minutes = std::chrono::minutes(m_settings->alarm_duration.get());
         const bool interactive = m_engine->supports_actions();
@@ -94,10 +98,10 @@ public:
             b.add_action ("dismiss", _("Dismiss"));
         }
 
-        // add the 'sound' and 'awake' objects to the capture so that
+        // add 'sound', 'haptic', and 'awake' objects to the capture so
         // they stay alive until the closed callback is called; i.e.,
         // for the lifespan of the notficiation
-        b.set_closed_callback([appointment, show, dismiss, sound, awake]
+        b.set_closed_callback([appointment, show, dismiss, sound, awake, haptic]
                               (const std::string& action){
             if (action == "show")
                 show(appointment);
-- 
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