From 8bb09ca0225886c18e351d3c6156521ed479edd1 Mon Sep 17 00:00:00 2001 From: Charles Kerr Date: Thu, 26 Jun 2014 22:13:13 -0500 Subject: Design prefers to have a volume slider instead of presets, so remove the AlarmVolume enum and replace it with an int range. --- src/snap.cpp | 29 ++++++++++++++--------------- 1 file changed, 14 insertions(+), 15 deletions(-) (limited to 'src/snap.cpp') diff --git a/src/snap.cpp b/src/snap.cpp index 4a19d6e..40fd541 100644 --- a/src/snap.cpp +++ b/src/snap.cpp @@ -54,7 +54,7 @@ public: Sound(const std::shared_ptr& clock, const std::string& filename, - AlarmVolume volume, + int volume, int duration_minutes, bool loop): m_clock(clock), @@ -132,18 +132,17 @@ private: g_clear_pointer(&props, ca_proplist_destroy); } - static float get_gain_level(const AlarmVolume volume) + static float get_gain_level(int volume) { - /* These values aren't set in stone -- - arrived at from from manual tests on Nexus 4 */ - switch (volume) - { - case ALARM_VOLUME_VERY_QUIET: return -8; - case ALARM_VOLUME_QUIET: return -4; - case ALARM_VOLUME_LOUD: return 4; - case ALARM_VOLUME_VERY_LOUD: return 8; - default: return 0; - } + const int clamped_volume = CLAMP(volume, 1, 100); + + /* This range isn't set in stone -- + arrived at from manual tests on Nextus 4 */ + constexpr float gain_low = -10; + constexpr float gain_high = 10; + + constexpr float gain_range = gain_high - gain_low; + return gain_low + (gain_range * (clamped_volume / 100.0f)); } static void on_done_playing(ca_context*, uint32_t, int rv, void* gself) @@ -182,7 +181,7 @@ private: const std::shared_ptr m_clock; const std::string m_filename; - const AlarmVolume m_volume; + const int m_volume; const bool m_loop; const int32_t m_canberra_id; const DateTime m_loop_end_time; @@ -195,7 +194,7 @@ class SoundBuilder public: void set_clock(const std::shared_ptr& c) {m_clock = c;} void set_filename(const std::string& s) {m_filename = s;} - void set_volume(const AlarmVolume v) {m_volume = v;} + void set_volume(const int v) {m_volume = v;} void set_duration_minutes(int i) {m_duration_minutes=i;} void set_looping(bool b) {m_looping=b;} @@ -210,7 +209,7 @@ public: private: std::shared_ptr m_clock; std::string m_filename; - AlarmVolume m_volume = ALARM_VOLUME_NORMAL; + int m_volume = 50; int m_duration_minutes = 30; bool m_looping = true; }; -- cgit v1.2.3