2 Copyright (C) 2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "gtk2ardour-config.h"
29 #include "pbd/stl_delete.h"
30 #include "pbd/xml++.h"
31 #include "pbd/failed_constructor.h"
33 #include <gtkmm2ext/click_box.h>
34 #include <gtkmm2ext/fastmeter.h>
35 #include <gtkmm2ext/barcontroller.h>
36 #include <gtkmm2ext/utils.h>
37 #include <gtkmm2ext/doi.h>
38 #include <gtkmm2ext/slider_controller.h>
40 #include "midi++/manager.h"
42 #include "ardour/plugin.h"
43 #include "ardour/plugin_insert.h"
44 #include "ardour/ladspa_plugin.h"
46 #include "ardour/lv2_plugin.h"
48 #include "ardour/session.h"
52 #include "ardour_ui.h"
54 #include "plugin_ui.h"
56 #include "gui_thread.h"
57 #include "automation_controller.h"
62 using namespace ARDOUR;
64 using namespace Gtkmm2ext;
67 GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrollable)
69 button_table (initial_button_rows, initial_button_cols),
70 output_table (initial_output_rows, initial_output_cols),
71 hAdjustment(0.0, 0.0, 0.0),
72 vAdjustment(0.0, 0.0, 0.0),
73 scroller_view(hAdjustment, vAdjustment),
75 is_scrollable(scrollable)
77 set_name ("PluginEditor");
78 set_border_width (10);
79 //set_homogeneous (false);
81 pack_start (main_contents, false, false);
82 settings_box.set_homogeneous (false);
84 HBox* constraint_hbox = manage (new HBox);
85 HBox* smaller_hbox = manage (new HBox);
86 smaller_hbox->set_spacing (4);
87 Label* combo_label = manage (new Label (_("<span size=\"large\">Presets</span>")));
88 combo_label->set_use_markup (true);
90 latency_button.add (latency_label);
91 latency_button.signal_clicked().connect (sigc::mem_fun (*this, &PlugUIBase::latency_button_clicked));
94 smaller_hbox->pack_start (latency_button, false, false, 10);
95 smaller_hbox->pack_start (preset_combo, false, false);
96 smaller_hbox->pack_start (save_button, false, false);
97 smaller_hbox->pack_start (edit_button, false, false);
98 smaller_hbox->pack_start (bypass_button, false, true);
100 constraint_hbox->set_spacing (5);
101 constraint_hbox->set_homogeneous (false);
103 VBox* v1_box = manage (new VBox);
104 VBox* v2_box = manage (new VBox);
105 pack_end (plugin_analysis_expander, true, true);
107 v1_box->pack_start (*smaller_hbox, false, true);
108 v2_box->pack_start (focus_button, false, true);
110 main_contents.pack_start (settings_box, false, false);
112 constraint_hbox->pack_end (*v2_box, false, false);
113 constraint_hbox->pack_end (*v1_box, false, false);
115 main_contents.pack_start (*constraint_hbox, false, false);
117 if ( is_scrollable ) {
118 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
119 scroller.set_name ("PluginEditor");
120 scroller_view.set_name("PluginEditor");
121 scroller_view.add (hpacker);
122 scroller.add (scroller_view);
124 main_contents.pack_start (scroller, true, true);
128 main_contents.pack_start (hpacker, false, false);
131 pi->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&GenericPluginUI::processor_active_changed, this, boost::weak_ptr<Processor>(pi)), gui_context());
133 bypass_button.set_active (!pi->active());
138 GenericPluginUI::~GenericPluginUI ()
140 if (output_controls.size() > 0) {
141 screen_update_connection.disconnect();
146 GenericPluginUI::build ()
154 int output_row, output_col;
155 int button_row, button_col;
156 int output_rows, output_cols;
157 int button_rows, button_cols;
160 hpacker.set_spacing (10);
162 output_rows = initial_output_rows;
163 output_cols = initial_output_cols;
164 button_rows = initial_button_rows;
165 button_cols = initial_button_cols;
171 button_table.set_homogeneous (false);
172 button_table.set_row_spacings (2);
173 button_table.set_col_spacings (2);
174 output_table.set_homogeneous (true);
175 output_table.set_row_spacings (2);
176 output_table.set_col_spacings (2);
177 button_table.set_border_width (5);
178 output_table.set_border_width (5);
180 hpacker.set_border_width (10);
182 bt_frame = manage (new Frame);
183 bt_frame->set_name ("BaseFrame");
184 bt_frame->add (button_table);
185 hpacker.pack_start(*bt_frame, true, true);
187 box = manage (new VBox);
188 box->set_border_width (5);
189 box->set_spacing (1);
191 frame = manage (new Frame);
192 frame->set_name ("BaseFrame");
193 frame->set_label (_("Controls"));
195 hpacker.pack_start(*frame, true, true);
197 /* find all ports. build control elements for all appropriate control ports */
199 for (i = 0; i < plugin->parameter_count(); ++i) {
201 if (plugin->parameter_is_control (i)) {
203 /* Don't show latency control ports */
205 if (plugin->describe_parameter (Evoral::Parameter(PluginAutomation, 0, i)) == X_("latency")) {
211 /* if we are scrollable, just use one long column */
213 if (!is_scrollable) {
215 frame = manage (new Frame);
216 frame->set_name ("BaseFrame");
217 box = manage (new VBox);
219 box->set_border_width (5);
220 box->set_spacing (1);
223 hpacker.pack_start(*frame,true,true);
229 boost::shared_ptr<ARDOUR::AutomationControl> c
230 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(
231 insert->control(Evoral::Parameter(PluginAutomation, 0, i)));
233 if ((cui = build_control_ui (i, c)) == 0) {
234 error << string_compose(_("Plugin Editor: could not build control element for port %1"), i) << endmsg;
238 if (cui->controller || cui->clickbox || cui->combo) {
240 box->pack_start (*cui, false, false);
242 } else if (cui->button) {
244 if (button_row == button_rows) {
246 if (++button_col == button_cols) {
248 button_table.resize (button_rows, button_cols);
252 button_table.attach (*cui, button_col, button_col + 1, button_row, button_row+1,
256 } else if (cui->display) {
258 output_table.attach (*cui, output_col, output_col + 1, output_row, output_row+1,
261 // TODO: The meters should be divided into multiple rows
263 if (++output_col == output_cols) {
265 output_table.resize (output_rows, output_cols);
268 /* old code, which divides meters into
269 * columns first, rows later. New code divides into one row
271 if (output_row == output_rows) {
273 if (++output_col == output_cols) {
275 output_table.resize (output_rows, output_cols);
279 output_table.attach (*cui, output_col, output_col + 1, output_row, output_row+1,
286 /* HACK: ideally the preferred height would be queried from
287 the complete hpacker, but I can't seem to get that
288 information in time, so this is an estimation
296 if (box->children().empty()) {
297 hpacker.remove (*frame);
300 if (button_table.children().empty()) {
301 hpacker.remove (*bt_frame);
304 if (!output_table.children().empty()) {
305 frame = manage (new Frame);
306 frame->set_name ("BaseFrame");
307 frame->add (output_table);
308 hpacker.pack_end (*frame, true, true);
313 output_table.show_all ();
314 button_table.show_all ();
317 GenericPluginUI::ControlUI::ControlUI ()
318 : automate_button (X_("")) // force creation of a label
320 automate_button.set_name ("PluginAutomateButton");
321 ARDOUR_UI::instance()->set_tip (automate_button, _("Automation control"));
323 /* XXX translators: use a string here that will be at least as long
324 as the longest automation label (see ::automation_state_changed()
325 below). be sure to include a descender.
328 set_size_request_to_display_given_text (automate_button, _("Mgnual"), 15, 10);
337 GenericPluginUI::ControlUI::~ControlUI()
340 delete meterinfo->meter;
346 GenericPluginUI::automation_state_changed (ControlUI* cui)
348 /* update button label */
350 // don't lock to avoid deadlock because we're triggered by
351 // AutomationControl::Changed() while the automation lock is taken
352 switch (insert->get_parameter_automation_state (cui->parameter())
353 & (Off|Play|Touch|Write)) {
355 cui->automate_button.set_label (_("Manual"));
358 cui->automate_button.set_label (_("Play"));
361 cui->automate_button.set_label (_("Write"));
364 cui->automate_button.set_label (_("Touch"));
367 cui->automate_button.set_label (_("???"));
373 static void integer_printer (char buf[32], Adjustment &adj, void */*arg*/)
375 snprintf (buf, 32, "%.0f", adj.get_value());
379 GenericPluginUI::print_parameter (char *buf, uint32_t len, uint32_t param)
381 plugin->print_parameter (param, buf, len);
384 GenericPluginUI::ControlUI*
385 GenericPluginUI::build_control_ui (guint32 port_index, boost::shared_ptr<AutomationControl> mcontrol)
387 ControlUI* control_ui = 0;
392 Plugin::ParameterDescriptor desc;
394 plugin->get_parameter_descriptor (port_index, desc);
396 control_ui = manage (new ControlUI ());
397 control_ui->combo = 0;
398 control_ui->combo_map = 0;
399 control_ui->control = mcontrol;
400 control_ui->update_pending = false;
401 control_ui->label.set_text (desc.label);
402 control_ui->label.set_alignment (0.0, 0.5);
403 control_ui->label.set_name ("PluginParameterLabel");
405 control_ui->set_spacing (5);
407 Gtk::Requisition req (control_ui->automate_button.size_request());
409 if (plugin->parameter_is_input (port_index)) {
411 boost::shared_ptr<LadspaPlugin> lp;
413 boost::shared_ptr<LV2Plugin> lv2p;
415 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin>(plugin)) != 0) {
417 // FIXME: not all plugins have a numeric unique ID
418 uint32_t id = atol (lp->unique_id().c_str());
419 lrdf_defaults* defaults = lrdf_get_scale_values(id, port_index);
421 if (defaults && defaults->count > 0) {
423 control_ui->combo = new Gtk::ComboBoxText;
424 //control_ui->combo->set_value_in_list(true, false);
425 set_popdown_strings (*control_ui->combo, setup_scale_values(port_index, control_ui));
426 control_ui->combo->signal_changed().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::control_combo_changed), control_ui));
427 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::parameter_changed, this, control_ui), gui_context());
428 control_ui->pack_start(control_ui->label, true, true);
429 control_ui->pack_start(*control_ui->combo, false, true);
431 update_control_display(control_ui);
433 lrdf_free_setting_values(defaults);
438 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin>(plugin)) != 0) {
440 SLV2Port port = lv2p->slv2_port(port_index);
441 SLV2ScalePoints points = slv2_port_get_scale_points(lv2p->slv2_plugin(), port);
444 control_ui->combo = new Gtk::ComboBoxText;
445 //control_ui->combo->set_value_in_list(true, false);
446 set_popdown_strings (*control_ui->combo, setup_scale_values(port_index, control_ui));
447 control_ui->combo->signal_changed().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::control_combo_changed), control_ui));
448 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::parameter_changed, this, control_ui), gui_context());
449 control_ui->pack_start(control_ui->label, true, true);
450 control_ui->pack_start(*control_ui->combo, false, true);
452 update_control_display(control_ui);
454 slv2_scale_points_free(points);
464 control_ui->button = manage (new ToggleButton ());
465 control_ui->button->set_name ("PluginEditorButton");
466 control_ui->button->set_size_request (20, 20);
468 control_ui->pack_start (control_ui->label, true, true);
469 control_ui->pack_start (*control_ui->button, false, true);
470 control_ui->pack_start (control_ui->automate_button, false, false);
472 control_ui->button->signal_clicked().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::control_port_toggled), control_ui));
473 control_ui->automate_button.signal_clicked().connect (bind (mem_fun(*this, &GenericPluginUI::astate_clicked), control_ui, (uint32_t) port_index));
475 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::toggle_parameter_changed, this, control_ui), gui_context());
476 mcontrol->alist()->automation_state_changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::automation_state_changed, this, control_ui), gui_context());
478 if (plugin->get_parameter (port_index) > 0.5){
479 control_ui->button->set_active(true);
482 automation_state_changed (control_ui);
487 /* create the controller */
489 control_ui->controller = AutomationController::create(insert, mcontrol->parameter(), mcontrol);
491 /* XXX this code is not right yet, because it doesn't handle
492 the absence of bounds in any sensible fashion.
495 Adjustment* adj = control_ui->controller->adjustment();
497 adj->set_lower (desc.lower);
498 adj->set_upper (desc.upper);
500 control_ui->logarithmic = desc.logarithmic;
502 if (control_ui->logarithmic) {
503 if (adj->get_lower() == 0.0) {
504 adj->set_lower (adj->get_upper()/10000);
506 adj->set_upper (log(adj->get_upper()));
507 adj->set_lower (log(adj->get_lower()));
510 adj->set_step_increment (desc.step);
511 adj->set_page_increment (desc.largestep);
513 if (desc.integer_step) {
514 control_ui->clickbox = new ClickBox (adj, "PluginUIClickBox");
515 Gtkmm2ext::set_size_request_to_display_given_text (*control_ui->clickbox, "g9999999", 2, 2);
516 control_ui->clickbox->set_print_func (integer_printer, 0);
518 //sigc::slot<void,char*,uint32_t> pslot = sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::print_parameter), (uint32_t) port_index);
520 control_ui->controller->set_size_request (200, req.height);
521 control_ui->controller->set_name (X_("PluginSlider"));
522 control_ui->controller->set_style (BarController::LeftToRight);
523 control_ui->controller->set_use_parent (true);
524 control_ui->controller->set_logarithmic (control_ui->logarithmic);
526 control_ui->controller->StartGesture.connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::start_touch), control_ui));
527 control_ui->controller->StopGesture.connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::stop_touch), control_ui));
531 if (control_ui->logarithmic) {
532 double val = plugin->get_parameter (port_index);
533 if (isnan (val) || val <= 0.0) {
534 adj->set_value (0.0);
536 adj->set_value (log(val));
539 adj->set_value(plugin->get_parameter(port_index));
542 /* XXX memory leak: SliderController not destroyed by ControlUI
543 destructor, and manage() reports object hierarchy
547 control_ui->pack_start (control_ui->label, true, true);
548 if (desc.integer_step) {
549 control_ui->pack_start (*control_ui->clickbox, false, false);
551 control_ui->pack_start (*control_ui->controller, false, false);
554 control_ui->pack_start (control_ui->automate_button, false, false);
555 control_ui->automate_button.signal_clicked().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::astate_clicked), control_ui, (uint32_t) port_index));
557 automation_state_changed (control_ui);
559 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::parameter_changed, this, control_ui), gui_context());
560 mcontrol->alist()->automation_state_changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::automation_state_changed, this, control_ui), gui_context());
562 input_controls.push_back (control_ui);
564 } else if (plugin->parameter_is_output (port_index)) {
566 control_ui->display = manage (new EventBox);
567 control_ui->display->set_name ("ParameterValueDisplay");
569 control_ui->display_label = manage (new Label);
571 control_ui->display_label->set_name ("ParameterValueDisplay");
573 control_ui->display->add (*control_ui->display_label);
574 Gtkmm2ext::set_size_request_to_display_given_text (*control_ui->display, "-99,99", 2, 2);
576 control_ui->display->show_all ();
579 /* TODO: only make a meter if the port is Hinted for it */
581 MeterInfo * info = new MeterInfo(port_index);
582 control_ui->meterinfo = info;
584 info->meter = new FastMeter (5, 5, FastMeter::Vertical);
586 info->min_unbound = desc.min_unbound;
587 info->max_unbound = desc.max_unbound;
589 info->min = desc.lower;
590 info->max = desc.upper;
592 control_ui->vbox = manage (new VBox);
593 control_ui->hbox = manage (new HBox);
595 control_ui->label.set_angle(90);
596 control_ui->hbox->pack_start (control_ui->label, false, false);
597 control_ui->hbox->pack_start (*info->meter, false, false);
599 control_ui->vbox->pack_start (*control_ui->hbox, false, false);
601 control_ui->vbox->pack_start (*control_ui->display, false, false);
603 control_ui->pack_start (*control_ui->vbox);
605 control_ui->meterinfo->meter->show_all();
606 control_ui->meterinfo->packed = true;
608 output_controls.push_back (control_ui);
611 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::parameter_changed, this, control_ui), gui_context());
617 GenericPluginUI::start_touch (GenericPluginUI::ControlUI* cui)
619 cui->control->start_touch (cui->control->session().transport_frame());
623 GenericPluginUI::stop_touch (GenericPluginUI::ControlUI* cui)
625 cui->control->stop_touch (false, cui->control->session().transport_frame());
629 GenericPluginUI::astate_clicked (ControlUI* cui, uint32_t /*port*/)
631 using namespace Menu_Helpers;
633 if (automation_menu == 0) {
634 automation_menu = manage (new Menu);
635 automation_menu->set_name ("ArdourContextMenu");
638 MenuList& items (automation_menu->items());
641 items.push_back (MenuElem (_("Manual"),
642 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Off, cui)));
643 items.push_back (MenuElem (_("Play"),
644 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Play, cui)));
645 items.push_back (MenuElem (_("Write"),
646 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Write, cui)));
647 items.push_back (MenuElem (_("Touch"),
648 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Touch, cui)));
650 automation_menu->popup (1, gtk_get_current_event_time());
654 GenericPluginUI::set_automation_state (AutoState state, ControlUI* cui)
656 insert->set_parameter_automation_state (cui->parameter(), state);
660 GenericPluginUI::toggle_parameter_changed (ControlUI* cui)
662 float val = cui->control->get_value();
664 if (!cui->ignore_change) {
666 cui->button->set_active (true);
668 cui->button->set_active (false);
674 GenericPluginUI::parameter_changed (ControlUI* cui)
676 if (!cui->update_pending) {
677 cui->update_pending = true;
678 Gtkmm2ext::UI::instance()->call_slot (MISSING_INVALIDATOR, boost::bind (&GenericPluginUI::update_control_display, this, cui));
683 GenericPluginUI::update_control_display (ControlUI* cui)
685 /* XXX how do we handle logarithmic stuff here ? */
687 cui->update_pending = false;
689 float val = cui->control->get_value();
691 cui->ignore_change++;
694 std::map<string,float>::iterator it;
695 for (it = cui->combo_map->begin(); it != cui->combo_map->end(); ++it) {
696 if (it->second == val) {
697 cui->combo->set_active_text(it->first);
701 } else if (cui->button) {
704 cui->button->set_active (true);
706 cui->button->set_active (false);
710 if( cui->controller ) {
711 cui->controller->display_effective_value();
716 if (cui->logarithmic) {
719 if (val != cui->adjustment->get_value()) {
720 cui->adjustment->set_value (val);
723 cui->ignore_change--;
727 GenericPluginUI::control_port_toggled (ControlUI* cui)
729 cui->ignore_change++;
730 insert->automation_control (cui->parameter())->set_value (cui->button->get_active());
731 cui->ignore_change--;
735 GenericPluginUI::control_combo_changed (ControlUI* cui)
737 if (!cui->ignore_change) {
738 string value = cui->combo->get_active_text();
739 std::map<string,float> mapping = *cui->combo_map;
740 insert->automation_control(cui->parameter())->set_value(mapping[value]);
745 GenericPluginUI::processor_active_changed (boost::weak_ptr<Processor> weak_processor)
747 ENSURE_GUI_THREAD (*this, &GenericPluginUI::processor_active_changed, weak_processor)
749 boost::shared_ptr<Processor> processor = weak_processor.lock();
751 bypass_button.set_active (!processor || !processor->active());
755 GenericPluginUI::start_updating (GdkEventAny*)
757 if (output_controls.size() > 0 ) {
758 screen_update_connection.disconnect();
759 screen_update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect
760 (sigc::mem_fun(*this, &GenericPluginUI::output_update));
766 GenericPluginUI::stop_updating (GdkEventAny*)
768 for (vector<ControlUI*>::iterator i = input_controls.begin(); i != input_controls.end(); ++i) {
769 (*i)->controller->stop_updating ();
772 if (output_controls.size() > 0 ) {
773 screen_update_connection.disconnect();
780 GenericPluginUI::output_update ()
782 for (vector<ControlUI*>::iterator i = output_controls.begin(); i != output_controls.end(); ++i) {
783 float val = plugin->get_parameter ((*i)->parameter().id());
785 snprintf (buf, sizeof(buf), "%.2f", val);
786 (*i)->display_label->set_text (buf);
788 /* autoscaling for the meter */
789 if ((*i)->meterinfo && (*i)->meterinfo->packed) {
791 if (val < (*i)->meterinfo->min) {
792 if ((*i)->meterinfo->min_unbound)
793 (*i)->meterinfo->min = val;
795 val = (*i)->meterinfo->min;
798 if (val > (*i)->meterinfo->max) {
799 if ((*i)->meterinfo->max_unbound)
800 (*i)->meterinfo->max = val;
802 val = (*i)->meterinfo->max;
805 if ((*i)->meterinfo->max > (*i)->meterinfo->min ) {
806 float lval = (val - (*i)->meterinfo->min) / ((*i)->meterinfo->max - (*i)->meterinfo->min) ;
807 (*i)->meterinfo->meter->set (lval );
814 GenericPluginUI::setup_scale_values(guint32 port_index, ControlUI* cui)
816 vector<string> enums;
817 boost::shared_ptr<LadspaPlugin> lp;
819 boost::shared_ptr<LV2Plugin> lv2p;
822 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin>(plugin)) != 0) {
823 // all LADPSA plugins have a numeric unique ID
824 uint32_t id = atol (lp->unique_id().c_str());
826 cui->combo_map = new std::map<string, float>;
827 lrdf_defaults* defaults = lrdf_get_scale_values(id, port_index);
829 for (uint32_t i = 0; i < defaults->count; ++i) {
830 enums.push_back(defaults->items[i].label);
831 pair<string, float> newpair;
832 newpair.first = defaults->items[i].label;
833 newpair.second = defaults->items[i].value;
834 cui->combo_map->insert(newpair);
837 lrdf_free_setting_values(defaults);
841 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin>(plugin)) != 0) {
843 SLV2Port port = lv2p->slv2_port(port_index);
844 SLV2ScalePoints points = slv2_port_get_scale_points(lv2p->slv2_plugin(), port);
845 cui->combo_map = new std::map<string, float>;
847 for (unsigned i=0; i < slv2_scale_points_size(points); ++i) {
848 SLV2ScalePoint p = slv2_scale_points_get_at(points, i);
849 SLV2Value label = slv2_scale_point_get_label(p);
850 SLV2Value value = slv2_scale_point_get_value(p);
851 if (label && (slv2_value_is_float(value) || slv2_value_is_int(value))) {
852 enums.push_back(slv2_value_as_string(label));
853 pair<string, float> newpair;
854 newpair.first = slv2_value_as_string(label);
855 newpair.second = slv2_value_as_float(value);
856 cui->combo_map->insert(newpair);
860 slv2_scale_points_free(points);