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livetrax/libs/surfaces/push2/track_mix.cc

264 lines
6.6 KiB
C++

/*
Copyright (C) 2016 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <cairomm/region.h>
#include <pangomm/layout.h>
#include "pbd/compose.h"
#include "pbd/convert.h"
#include "pbd/debug.h"
#include "pbd/failed_constructor.h"
#include "pbd/file_utils.h"
#include "pbd/i18n.h"
#include "pbd/search_path.h"
#include "pbd/enumwriter.h"
#include "midi++/parser.h"
#include "timecode/time.h"
#include "timecode/bbt_time.h"
#include "ardour/async_midi_port.h"
#include "ardour/audioengine.h"
#include "ardour/debug.h"
#include "ardour/filesystem_paths.h"
#include "ardour/midiport_manager.h"
#include "ardour/midi_track.h"
#include "ardour/midi_port.h"
#include "ardour/session.h"
#include "ardour/tempo.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/rgb_macros.h"
#include "canvas.h"
#include "knob.h"
#include "menu.h"
#include "push2.h"
#include "track_mix.h"
#include "utils.h"
using namespace ARDOUR;
using namespace std;
using namespace PBD;
using namespace Glib;
using namespace ArdourSurface;
using namespace ArdourCanvas;
TrackMixLayout::TrackMixLayout (Push2& p, Session& s)
: Push2Layout (p, s)
{
Pango::FontDescription fd2 ("Sans 10");
for (int n = 0; n < 8; ++n) {
Text* t = new Text (this);
t->set_font_description (fd2);
t->set_color (p2.get_color (Push2::ParameterName));
t->set_position ( Duple (10 + (n*Push2Canvas::inter_button_spacing()), 2));
upper_text.push_back (t);
t = new Text (this);
t->set_font_description (fd2);
t->set_color (p2.get_color (Push2::ParameterName));
t->set_position (Duple (10 + (n*Push2Canvas::inter_button_spacing()), 140));
lower_text.push_back (t);
switch (n) {
case 0:
upper_text[n]->set (_("TRACK VOLUME"));
lower_text[n]->set (_("MUTE"));
break;
case 1:
upper_text[n]->set (_("TRACK PAN"));
lower_text[n]->set (_("SOLO"));
break;
case 2:
upper_text[n]->set (_("TRACK WIDTH"));
lower_text[n]->set (_("REC-ENABLE"));
break;
case 3:
upper_text[n]->set (_("TRACK TRIM"));
lower_text[n]->set (_("IN"));
break;
case 4:
upper_text[n]->set (_(""));
lower_text[n]->set (_("DISK"));
break;
case 5:
upper_text[n]->set (_(""));
lower_text[n]->set (_("SOLO ISO"));
break;
case 6:
upper_text[n]->set (_(""));
lower_text[n]->set (_("SOLO LOCK"));
break;
case 7:
upper_text[n]->set (_(""));
lower_text[n]->set (_(""));
break;
}
knobs[n] = new Push2Knob (p2, this);
knobs[n]->set_position (Duple (60 + (Push2Canvas::inter_button_spacing()*n), 95));
knobs[n]->set_radius (25);
}
ControlProtocol::StripableSelectionChanged.connect (selection_connection, invalidator (*this), boost::bind (&TrackMixLayout::selection_changed, this), &p2);
}
TrackMixLayout::~TrackMixLayout ()
{
for (int n = 0; n < 8; ++n) {
delete knobs[n];
}
}
void
TrackMixLayout::selection_changed ()
{
boost::shared_ptr<Stripable> s = ControlProtocol::first_selected_stripable();
if (s) {
set_stripable (s);
}
}
void
TrackMixLayout::show ()
{
selection_changed ();
}
void
TrackMixLayout::render (ArdourCanvas::Rect const & area, Cairo::RefPtr<Cairo::Context> context) const
{
DEBUG_TRACE (DEBUG::Push2, string_compose ("track mix render %1\n", area));
set_source_rgb (context, p2.get_color (Push2::DarkBackground));
context->rectangle (0, 0, display_width(), display_height());
context->fill ();
context->move_to (0, 22.5);
context->line_to (display_width(), 22.5);
context->set_line_width (1.0);
context->stroke ();
Container::render_children (area, context);
}
void
TrackMixLayout::button_upper (uint32_t n)
{
}
void
TrackMixLayout::button_lower (uint32_t n)
{
}
void
TrackMixLayout::set_stripable (boost::shared_ptr<Stripable> s)
{
stripable_connections.drop_connections ();
stripable = s;
if (stripable) {
stripable->DropReferences.connect (stripable_connections, invalidator (*this), boost::bind (&TrackMixLayout::drop_stripable, this), &p2);
stripable->PropertyChanged.connect (stripable_connections, invalidator (*this), boost::bind (&TrackMixLayout::stripable_property_change, this, _1), &p2);
stripable->presentation_info().PropertyChanged.connect (stripable_connections, invalidator (*this), boost::bind (&TrackMixLayout::stripable_property_change, this, _1), &p2);
knobs[0]->set_controllable (stripable->gain_control());
knobs[1]->set_controllable (stripable->pan_azimuth_control());
knobs[1]->add_flag (Push2Knob::ArcToZero);
knobs[2]->set_controllable (stripable->pan_width_control());
knobs[3]->set_controllable (stripable->trim_control());
knobs[3]->add_flag (Push2Knob::ArcToZero);
knobs[4]->set_controllable (boost::shared_ptr<AutomationControl>());
knobs[5]->set_controllable (boost::shared_ptr<AutomationControl>());
knobs[6]->set_controllable (boost::shared_ptr<AutomationControl>());
knobs[7]->set_controllable (boost::shared_ptr<AutomationControl>());
name_changed ();
color_changed ();
}
_dirty = true;
}
void
TrackMixLayout::drop_stripable ()
{
stripable_connections.drop_connections ();
stripable.reset ();
_dirty = true;
}
void
TrackMixLayout::name_changed ()
{
_dirty = true;
}
void
TrackMixLayout::color_changed ()
{
uint32_t rgb = stripable->presentation_info().color();
for (int n = 0; n < 8; ++n) {
knobs[n]->set_text_color (rgb);
knobs[n]->set_arc_start_color (rgb);
knobs[n]->set_arc_end_color (rgb);
}
}
void
TrackMixLayout::stripable_property_change (PropertyChange const& what_changed)
{
if (what_changed.contains (Properties::color)) {
color_changed ();
}
if (what_changed.contains (Properties::name)) {
name_changed ();
}
}
void
TrackMixLayout::strip_vpot (int n, int delta)
{
boost::shared_ptr<Controllable> ac = knobs[n]->controllable();
if (ac) {
ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
}
}
void
TrackMixLayout::strip_vpot_touch (int n, bool touching)
{
boost::shared_ptr<AutomationControl> ac = knobs[n]->controllable();
if (ac) {
if (touching) {
ac->start_touch (session.audible_frame());
} else {
ac->stop_touch (true, session.audible_frame());
}
}
}