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livetrax/gtk2_ardour/triggerbox_ui.cc

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/*
* Copyright (C) 2021 Paul Davis <paul@linuxaudiosystems.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <gtkmm/filechooserdialog.h>
#include <gtkmm/menu.h>
#include <gtkmm/menuitem.h>
#include <gtkmm/stock.h>
#include "pbd/compose.h"
#include "pbd/convert.h"
#include "ardour/region.h"
#include "ardour/triggerbox.h"
#include "canvas/polygon.h"
#include "canvas/text.h"
#include "gtkmm2ext/utils.h"
#include "ardour_ui.h"
#include "gui_thread.h"
#include "triggerbox_ui.h"
#include "trigger_ui.h"
#include "public_editor.h"
#include "timers.h"
#include "ui_config.h"
#include "utils.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace ArdourCanvas;
using namespace Gtkmm2ext;
using namespace PBD;
TriggerEntry::TriggerEntry (Canvas* canvas, ARDOUR::Trigger& t)
: ArdourCanvas::Rectangle (canvas)
, _trigger (t)
, active_bar_width (0.)
{
const double scale = UIConfiguration::instance().get_ui_scale();
const double width = 150. * scale;
const double height = 20. * scale;
Event.connect (sigc::mem_fun (*this, &TriggerEntry::event_handler));
poly_margin = 2. * scale;
poly_size = height - (poly_margin * 2.);
ArdourCanvas::Rect r (0, 0, width, height);
set (r);
set_outline_all ();
set_fill_color (UIConfiguration::instance().color (X_("theme:bg")));
set_outline_color (UIConfiguration::instance().color (X_("neutral:foreground")));
name = string_compose ("trigger %1", _trigger.index());
play_button = new ArdourCanvas::Rectangle (this);
play_button->set (ArdourCanvas::Rect (poly_margin/2., poly_margin/2., poly_size + ((poly_margin/2.) * 2.), height - ((poly_margin/2.) * 2.)));
play_button->set_outline (false);
play_button->set_fill_color (outline_color());
play_button->name = string_compose ("playbutton %1", _trigger.index());
play_button->hide ();
play_shape = new ArdourCanvas::Polygon (play_button);
play_shape->set_fill_color (UIConfiguration::instance().color (X_("theme:contrasting selection")));
play_shape->set_outline (false);
play_shape->name = string_compose ("playshape %1", _trigger.index());
play_shape->hide ();
name_text = new Text (this);
name_text->set_font_description (UIConfiguration::instance().get_SmallerFont());
name_text->set_color (Gtkmm2ext::contrasting_text_color (fill_color()));
name_text->set_position (Duple (play_button->get().width() + (2. * scale), poly_margin));
name_text->set_ignore_events (true);
_trigger.PropertyChanged.connect (trigger_prop_connection, MISSING_INVALIDATOR, boost::bind (&TriggerEntry::prop_change, this, _1), gui_context());
PropertyChange changed;
changed.add (ARDOUR::Properties::name);
changed.add (ARDOUR::Properties::running);
prop_change (changed);
}
TriggerEntry::~TriggerEntry ()
{
}
bool
TriggerEntry::event_handler (GdkEvent* ev)
{
switch (ev->type) {
case GDK_ENTER_NOTIFY:
if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) {
play_button->show ();
play_shape->show ();
}
redraw ();
break;
case GDK_LEAVE_NOTIFY:
if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) {
play_button->hide ();
play_shape->hide ();
}
redraw ();
break;
default:
break;
}
return false;
}
void
TriggerEntry::render (ArdourCanvas::Rect const & area, Cairo::RefPtr<Cairo::Context> ctxt) const
{
Rectangle::render (area, ctxt);
if (active_bar_width) {
const double scale = UIConfiguration::instance().get_ui_scale();
ArdourCanvas::Rect r (get());
ArdourCanvas::Rect active (r.height() * scale,
(r.y0 + 1) * scale,
(r.height() + active_bar_width - 1) * scale,
(r.y0 + 4) * scale);
ArdourCanvas::Rect self (item_to_window (active));
const ArdourCanvas::Rect draw = self.intersection (area);
ctxt->save ();
Gtkmm2ext::set_source_rgba (ctxt, 0xff000088);
ctxt->rectangle (draw.x0, draw.y0, draw.width(), draw.height());
ctxt->fill ();
ctxt->restore ();
}
}
void
TriggerEntry::maybe_update ()
{
double nbw;
if (!_trigger.active()) {
nbw = 0;
} else {
nbw = _trigger.position_as_fraction () * (_allocation.width() - _allocation.height());
}
if (nbw != active_bar_width) {
active_bar_width = nbw;
redraw ();
}
}
void
TriggerEntry::_size_allocate (ArdourCanvas::Rect const & alloc)
{
const double scale = UIConfiguration::instance().get_ui_scale();
Rectangle::_size_allocate (alloc);
const Distance height = get().height();
poly_size = height - (poly_margin * 2.);
shape_play_button ();
play_button->set (ArdourCanvas::Rect (poly_margin/2., poly_margin/2., poly_size + ((poly_margin/2.) * 2.), height - ((poly_margin/2.) * 2.)));
name_text->set_position (Duple (play_button->get().width() + (2. * scale), poly_margin));
}
void
TriggerEntry::shape_play_button ()
{
Points p;
if (!_trigger.region()) {
/* no region, so must be a stop button, drawn as a square */
p.push_back (Duple (poly_margin, poly_margin));
p.push_back (Duple (poly_margin, poly_size));
p.push_back (Duple (poly_size, poly_size));
p.push_back (Duple (poly_size, poly_margin));
} else {
/* region exists; draw triangle to show that we can trigger */
p.push_back (Duple (poly_margin, poly_margin));
p.push_back (Duple (poly_margin, poly_size));
p.push_back (Duple (poly_size, poly_size / 2.));
}
play_shape->set (p);
if (_trigger.active()) {
play_button->set_fill (true);
} else {
play_button->set_fill (false);
}
}
void
TriggerEntry::prop_change (PropertyChange const & change)
{
bool need_pb = false;
if (change.contains (ARDOUR::Properties::name)) {
if (_trigger.region()) {
name_text->set (short_version (_trigger.name(), 16));
} else {
/* we need some spaces to have something to click on */
name_text->set ("");
}
need_pb = true;
}
if (change.contains (ARDOUR::Properties::running)) {
need_pb = true;
}
if (need_pb) {
shape_play_button ();
}
}
/* ---------------------------- */
TriggerBoxUI::TriggerBoxUI (ArdourCanvas::Item* parent, TriggerBox& tb)
: Table (parent)
, _triggerbox (tb)
, file_chooser (0)
, _context_menu (0)
{
set_homogenous (true);
set_row_spacing (4);
set_fill_color (UIConfiguration::instance().color (X_("theme:bg")));
set_fill (true);
build ();
}
TriggerBoxUI::~TriggerBoxUI ()
{
}
void
TriggerBoxUI::build ()
{
Trigger* t;
uint64_t n = 0;
uint32_t row = 0;
// clear_items (true);
_slots.clear ();
while (true) {
t = _triggerbox.trigger (n);
if (!t) {
break;
}
TriggerEntry* te = new TriggerEntry (canvas(), *t);
attach (te, 0, row++, PackExpand, PackExpand);
_slots.push_back (te);
te->play_button->Event.connect (sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::bang), n));
te->name_text->Event.connect (sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::text_event), n));
te->Event.connect (sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::event), n));
++n;
}
}
bool
TriggerBoxUI::text_event (GdkEvent *ev, uint64_t n)
{
return false;
}
bool
TriggerBoxUI::event (GdkEvent* ev, uint64_t n)
{
switch (ev->type) {
case GDK_2BUTTON_PRESS:
choose_sample (n);
return true;
case GDK_BUTTON_RELEASE:
switch (ev->button.button) {
case 3:
context_menu (n);
return true;
default:
break;
}
break;
default:
break;
}
return false;
}
bool
TriggerBoxUI::bang (GdkEvent *ev, uint64_t n)
{
if (!_triggerbox.trigger (n)->region()) {
/* this is a stop button */
switch (ev->type) {
case GDK_BUTTON_PRESS:
if (ev->button.button == 1) {
_triggerbox.request_stop_all ();
return true;
}
default:
break;
}
return false;
}
switch (ev->type) {
case GDK_BUTTON_PRESS:
switch (ev->button.button) {
case 1:
_slots[n]->trigger().bang ();
return true;
default:
break;
}
break;
case GDK_BUTTON_RELEASE:
switch (ev->button.button) {
case 1:
if (_slots[n]->trigger().launch_style() == Trigger::Gate) {
_slots[n]->trigger().unbang ();
}
break;
default:
break;
}
break;
default:
break;
}
return false;
}
void
TriggerBoxUI::context_menu (uint64_t n)
{
using namespace Gtk;
using namespace Gtk::Menu_Helpers;
using namespace Temporal;
delete _context_menu;
_context_menu = new Menu;
MenuList& items = _context_menu->items();
_context_menu->set_name ("ArdourContextMenu");
Menu* follow_menu = manage (new Menu);
MenuList& fitems = follow_menu->items();
fitems.push_back (CheckMenuElem (_("Stop"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::Stop)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::Stop) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Again"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::Again)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::Again) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Queued"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::QueuedTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::QueuedTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Next"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::NextTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::NextTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Previous"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::PrevTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::PrevTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("First"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::FirstTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::FirstTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Last"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::LastTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::LastTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Any"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::AnyTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::AnyTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
fitems.push_back (CheckMenuElem (_("Other"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_follow_action), n, Trigger::OtherTrigger)));
if (_triggerbox.trigger (n)->follow_action(0) == Trigger::OtherTrigger) {
dynamic_cast<Gtk::CheckMenuItem*> (&fitems.back ())->set_active (true);
}
Menu* launch_menu = manage (new Menu);
MenuList& litems = launch_menu->items();
litems.push_back (CheckMenuElem (_("One Shot"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_launch_style), n, Trigger::OneShot)));
if (_triggerbox.trigger (n)->launch_style() == Trigger::OneShot) {
dynamic_cast<Gtk::CheckMenuItem*> (&litems.back ())->set_active (true);
}
litems.push_back (CheckMenuElem (_("Gate"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_launch_style), n, Trigger::Gate)));
if (_triggerbox.trigger (n)->launch_style() == Trigger::Gate) {
dynamic_cast<Gtk::CheckMenuItem*> (&litems.back ())->set_active (true);
}
litems.push_back (CheckMenuElem (_("Toggle"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_launch_style), n, Trigger::Toggle)));
if (_triggerbox.trigger (n)->launch_style() == Trigger::Toggle) {
dynamic_cast<Gtk::CheckMenuItem*> (&litems.back ())->set_active (true);
}
litems.push_back (CheckMenuElem (_("Repeat"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_launch_style), n, Trigger::Repeat)));
if (_triggerbox.trigger (n)->launch_style() == Trigger::Repeat) {
dynamic_cast<Gtk::CheckMenuItem*> (&litems.back ())->set_active (true);
}
Menu* quant_menu = manage (new Menu);
MenuList& qitems = quant_menu->items();
bool success;
Beats grid_beats (PublicEditor::instance().get_grid_type_as_beats (success, timepos_t (0)));
BBT_Offset b;
if (success) {
b = BBT_Offset (0, grid_beats.get_beats(), grid_beats.get_ticks());
qitems.push_back (CheckMenuElem (_("Main Grid"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
/* can't mark this active because the current trigger quant setting may just a specific setting below */
/* XXX HOW TO GET THIS TO FOLLOW GRID CHANGES (which are GUI only) */
}
b = BBT_Offset (1, 0, 0);
qitems.push_back (CheckMenuElem (_("Bars"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
b = BBT_Offset (0, 4, 0);
qitems.push_back (CheckMenuElem (_("Whole"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
b = BBT_Offset (0, 2, 0);
qitems.push_back (CheckMenuElem (_("Half"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
b = BBT_Offset (0, 1, 0);
qitems.push_back (CheckMenuElem (_("Quarters"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
b = BBT_Offset (0, 0, ticks_per_beat/2);
qitems.push_back (CheckMenuElem (_("Eighths"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
b = BBT_Offset (0, 0, ticks_per_beat/4);
qitems.push_back (CheckMenuElem (_("Sixteenths"), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::set_quantization), n, b)));
if (_triggerbox.trigger (n)->quantization() == b) {
dynamic_cast<Gtk::CheckMenuItem*> (&qitems.back ())->set_active (true);
}
items.push_back (MenuElem (_("Edit..."), sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::edit_trigger), n)));
items.push_back (MenuElem (_("Follow Action..."), *follow_menu));
items.push_back (MenuElem (_("Launch Style..."), *launch_menu));
items.push_back (MenuElem (_("Quantization..."), *quant_menu));
_context_menu->popup (1, gtk_get_current_event_time());
}
void
TriggerBoxUI::edit_trigger (uint64_t n)
{
Trigger* trigger = _triggerbox.trigger (n);
TriggerWindow* tw = static_cast<TriggerWindow*> (trigger->ui());
if (!tw) {
tw = new TriggerWindow (*_triggerbox.trigger (n));
trigger->set_ui (tw);
}
tw->present ();
}
void
TriggerBoxUI::set_follow_action (uint64_t n, Trigger::FollowAction fa)
{
_triggerbox.trigger (n)->set_follow_action (fa, 0);
}
void
TriggerBoxUI::set_launch_style (uint64_t n, Trigger::LaunchStyle ls)
{
_triggerbox.trigger (n)->set_launch_style (ls);
}
void
TriggerBoxUI::set_quantization (uint64_t n, Temporal::BBT_Offset const & q)
{
_triggerbox.trigger (n)->set_quantization (q);
}
void
TriggerBoxUI::choose_sample (uint64_t n)
{
if (!file_chooser) {
file_chooser = new Gtk::FileChooserDialog (_("Select sample"), Gtk::FILE_CHOOSER_ACTION_OPEN);
file_chooser->add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
file_chooser->add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
}
file_chooser_connection.disconnect ();
file_chooser_connection = file_chooser->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &TriggerBoxUI::sample_chosen), n));
file_chooser->present ();
}
void
TriggerBoxUI::sample_chosen (int response, uint64_t n)
{
file_chooser->hide ();
switch (response) {
case Gtk::RESPONSE_OK:
break;
default:
return;
}
std::string path = file_chooser->get_filename ();
_triggerbox.set_from_path (n, path);
// _triggerbox.trigger (n)->set_length (timecnt_t (Temporal::Beats (4, 0)));
}
void
TriggerBoxUI::start_updating ()
{
std::cerr << "start updaring\n";
update_connection = Timers::rapid_connect (sigc::mem_fun (*this, &TriggerBoxUI::rapid_update));
}
void
TriggerBoxUI::stop_updating ()
{
std::cerr << "stop updaring\n";
update_connection.disconnect ();
}
void
TriggerBoxUI::rapid_update ()
{
for (Slots::iterator s = _slots.begin(); s != _slots.end(); ++s) {
(*s)->maybe_update ();
}
}
/* ------------ */
TriggerBoxWidget::TriggerBoxWidget (TriggerBox& tb)
{
ui = new TriggerBoxUI (root(), tb);
set_background_color (UIConfiguration::instance().color (X_("theme:bg")));
}
void
TriggerBoxWidget::size_request (double& w, double& h) const
{
ui->size_request (w, h);
}
void
TriggerBoxWidget::on_map ()
{
GtkCanvas::on_map ();
ui->start_updating ();
}
void
TriggerBoxWidget::on_unmap ()
{
GtkCanvas::on_unmap ();
ui->stop_updating ();
}
/* ------------ */
TriggerBoxWindow::TriggerBoxWindow (TriggerBox& tb)
{
TriggerBoxWidget* tbw = manage (new TriggerBoxWidget (tb));
set_title (_("TriggerBox for XXXX"));
double w;
double h;
tbw->size_request (w, h);
set_default_size (w, h);
add (*tbw);
tbw->show ();
}
bool
TriggerBoxWindow::on_key_press_event (GdkEventKey* ev)
{
Gtk::Window& main_window (ARDOUR_UI::instance()->main_window());
return ARDOUR_UI_UTILS::relay_key_press (ev, &main_window);
}
bool
TriggerBoxWindow::on_key_release_event (GdkEventKey* ev)
{
Gtk::Window& main_window (ARDOUR_UI::instance()->main_window());
return ARDOUR_UI_UTILS::relay_key_press (ev, &main_window);
}
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