diff options
author | Carl Hetherington <carl@carlh.net> | 2010-12-19 23:11:01 +0000 |
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committer | Carl Hetherington <carl@carlh.net> | 2010-12-19 23:11:01 +0000 |
commit | 5f4bdb233a53932986e07fca1cd6c87d22c2886f (patch) | |
tree | c9c980115453452dc21931d4337ab1b592f80d95 /libs/ardour/plugin.cc | |
parent | bb7dbe6d86e08ea0fedf12ce50ca3d395aa212a5 (diff) |
Clean up plugin preset handling a bit.
git-svn-id: svn://localhost/ardour2/branches/3.0@8301 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/plugin.cc')
-rw-r--r-- | libs/ardour/plugin.cc | 85 |
1 files changed, 80 insertions, 5 deletions
diff --git a/libs/ardour/plugin.cc b/libs/ardour/plugin.cc index 1a711b5250..3ba0f8ddec 100644 --- a/libs/ardour/plugin.cc +++ b/libs/ardour/plugin.cc @@ -62,13 +62,13 @@ using namespace std; using namespace ARDOUR; using namespace PBD; -PBD::Signal0<bool> Plugin::PresetFileExists; - Plugin::Plugin (AudioEngine& e, Session& s) : _engine (e) , _session (s) , _cycles (0) + , _have_presets (false) , _have_pending_stop_events (false) + , _parameter_changed_since_last_preset (false) { } @@ -79,7 +79,9 @@ Plugin::Plugin (const Plugin& other) , _session (other._session) , _info (other._info) , _cycles (0) + , _have_presets (false) , _have_pending_stop_events (false) + , _parameter_changed_since_last_preset (false) { } @@ -94,10 +96,14 @@ Plugin::remove_preset (string name) { do_remove_preset (name); _presets.erase (preset_by_label (name)->uri); + + _last_preset.uri = ""; + _parameter_changed_since_last_preset = false; PresetRemoved (); /* EMIT SIGNAL */ } -bool +/** @return PresetRecord with empty URI on failure */ +Plugin::PresetRecord Plugin::save_preset (string name) { string const uri = do_save_preset (name); @@ -106,8 +112,8 @@ Plugin::save_preset (string name) _presets.insert (make_pair (uri, PresetRecord (uri, name))); PresetAdded (); /* EMIT SIGNAL */ } - - return !uri.empty (); + + return PresetRecord (uri, name); } PluginPtr @@ -243,3 +249,72 @@ Plugin::realtime_handle_transport_stopped () _tracker.resolve_notes (_pending_stop_events.get_midi (0), 0); _have_pending_stop_events = true; } + +vector<Plugin::PresetRecord> +Plugin::get_presets () +{ + if (!_have_presets) { + find_presets (); + _have_presets = true; + } + + vector<PresetRecord> p; + for (map<string, PresetRecord>::const_iterator i = _presets.begin(); i != _presets.end(); ++i) { + p.push_back (i->second); + } + + return p; +} + +/** Set parameters using a preset */ +bool +Plugin::load_preset (PresetRecord r) +{ + _last_preset = r; + _parameter_changed_since_last_preset = false; + + PresetLoaded (); /* EMIT SIGNAL */ + return true; +} + +void +Plugin::set_parameter (uint32_t which, float val) +{ + _parameter_changed_since_last_preset = true; + ParameterChanged (Evoral::Parameter (PluginAutomation, 0, which), val); /* EMIT SIGNAL */ +} + +int +Plugin::set_state (const XMLNode& node, int version) +{ + XMLProperty const * p = node.property (X_("last-preset-uri")); + if (p) { + _last_preset.uri = p->value (); + } + + p = node.property (X_("last-preset-label")); + if (p) { + _last_preset.label = p->value (); + } + + p = node.property (X_("parameter-changed-since-last-preset")); + if (p) { + _parameter_changed_since_last_preset = string_is_affirmative (p->value ()); + } + + return 0; +} + +XMLNode & +Plugin::get_state () +{ + XMLNode* root = new XMLNode (state_node_name ()); + LocaleGuard lg (X_("POSIX")); + + root->add_property (X_("last-preset-uri"), _last_preset.uri); + root->add_property (X_("last-preset-label"), _last_preset.label); + root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no")); + + add_state (root); + return *root; +} |