diff options
author | Ben Loftis <ben@glw.com> | 2009-10-27 22:27:15 +0000 |
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committer | Ben Loftis <ben@glw.com> | 2009-10-27 22:27:15 +0000 |
commit | 18dbb55c935ce4605defe3d7f076b743c5567a6d (patch) | |
tree | d940dba81f40543f88d22ccdd34a68bc0405ff32 /gtk2_ardour/audio_region_editor.cc | |
parent | 6a0469c10d7c1a6171bd19881e10be058ca6936f (diff) |
2 patches inspired from 3.0. remove unused butler buffers(drobilla), and region gain (colinf)
git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@5952 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'gtk2_ardour/audio_region_editor.cc')
-rw-r--r-- | gtk2_ardour/audio_region_editor.cc | 45 |
1 files changed, 42 insertions, 3 deletions
diff --git a/gtk2_ardour/audio_region_editor.cc b/gtk2_ardour/audio_region_editor.cc index 288f2b4556..76d8de9d05 100644 --- a/gtk2_ardour/audio_region_editor.cc +++ b/gtk2_ardour/audio_region_editor.cc @@ -22,6 +22,7 @@ #include <ardour/audioregion.h> #include <ardour/playlist.h> #include <ardour/utils.h> +#include <ardour/dB.h> #include <gtkmm2ext/utils.h> #include <gtkmm2ext/stop_signal.h> #include <cmath> @@ -52,8 +53,8 @@ AudioRegionEditor::AudioRegionEditor (Session& s, boost::shared_ptr<AudioRegion> length_clock (X_("regionlength"), true, X_("AudioRegionEditorClock"), true, true), /* XXX cannot edit sync point or start yet */ sync_offset_clock (X_("regionsyncoffset"), true, X_("AudioRegionEditorClock"), false), - start_clock (X_("regionstart"), true, X_("AudioRegionEditorClock"), false) - + start_clock (X_("regionstart"), true, X_("AudioRegionEditorClock"), false), + gain_adjustment(accurate_coefficient_to_dB(_region->scale_amplitude()), -40.0, +40.0, 0.1, 1.0, 0) { position_clock.set_session (&_session); end_clock.set_session (&_session); @@ -124,6 +125,20 @@ AudioRegionEditor::AudioRegionEditor (Session& s, boost::shared_ptr<AudioRegion> time_table.attach (start_alignment, 0, 1, 4, 5, Gtk::FILL, Gtk::FILL); time_table.attach (start_clock, 1, 2, 4, 5, Gtk::FILL, Gtk::FILL); + gain_label.set_name ("AudioRegionEditorLabel"); + gain_label.set_text (_("Scale amplitude:")); + gain_label.set_alignment (1, 0.5); + gain_entry.configure (gain_adjustment, 0.0, 1); + time_table.attach (gain_label, 0, 1, 6, 7, Gtk::FILL, Gtk::FILL); + time_table.attach (gain_entry, 1, 2, 6, 7, Gtk::FILL, Gtk::FILL); + + gain_label.set_name ("AudioRegionEditorLabel"); + gain_label.set_text (_("Scale amplitude:")); + gain_label.set_alignment (1, 0.5); + gain_entry.configure (gain_adjustment, 0.0, 1); + time_table.attach (gain_label, 0, 1, 6, 7, Gtk::FILL, Gtk::FILL); + time_table.attach (gain_entry, 1, 2, 6, 7, Gtk::FILL, Gtk::FILL); + lower_hbox.pack_start (time_table, true, true); lower_hbox.pack_start (sep1, false, false); lower_hbox.pack_start (sep2, false, false); @@ -143,6 +158,7 @@ AudioRegionEditor::AudioRegionEditor (Session& s, boost::shared_ptr<AudioRegion> name_changed (); bounds_changed (Change (StartChanged|LengthChanged|PositionChanged|StartChanged|Region::SyncOffsetChanged)); + gain_changed (); _region->StateChanged.connect (mem_fun(*this, &AudioRegionEditor::region_changed)); @@ -165,6 +181,10 @@ AudioRegionEditor::region_changed (Change what_changed) if (what_changed & Change (BoundsChanged|StartChanged|Region::SyncOffsetChanged)) { bounds_changed (what_changed); } + + if (what_changed & AudioRegion::ScaleAmplitudeChanged) { + gain_changed (); + } } gint @@ -208,7 +228,8 @@ AudioRegionEditor::connect_editor_events () position_clock.ValueChanged.connect (mem_fun(*this, &AudioRegionEditor::position_clock_changed)); end_clock.ValueChanged.connect (mem_fun(*this, &AudioRegionEditor::end_clock_changed)); length_clock.ValueChanged.connect (mem_fun(*this, &AudioRegionEditor::length_clock_changed)); - + gain_adjustment.signal_value_changed().connect (mem_fun (*this, &AudioRegionEditor::gain_adjustment_changed)); + audition_button.signal_toggled().connect (mem_fun(*this, &AudioRegionEditor::audition_button_toggled)); _session.AuditionActive.connect (mem_fun(*this, &AudioRegionEditor::audition_state_changed)); } @@ -271,6 +292,24 @@ AudioRegionEditor::length_clock_changed () } void +AudioRegionEditor::gain_changed () +{ + float const region_gain_dB = accurate_coefficient_to_dB (_region->scale_amplitude()); + if (region_gain_dB != gain_adjustment.get_value()) { + gain_adjustment.set_value(region_gain_dB); + } +} + +void +AudioRegionEditor::gain_adjustment_changed () +{ + float const gain = dB_to_coefficient (gain_adjustment.get_value()); + if (_region->scale_amplitude() != gain) { + _region->set_scale_amplitude (gain); + } +} + +void AudioRegionEditor::audition_button_toggled () { if (audition_button.get_active()) { |