2011-04-19 22:48:20 -04:00
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/*
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Copyright (C) 2011 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <algorithm>
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2013-03-29 20:36:11 -04:00
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#include <cairo.h>
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2011-04-19 22:48:20 -04:00
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#include "ardour/ardour.h"
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#include "ardour/audioengine.h"
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#include "ardour/rc_configuration.h"
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#include "ardour/session.h"
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#include "gtkmm2ext/keyboard.h"
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#include "gtkmm2ext/gui_thread.h"
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2012-12-06 14:09:16 -05:00
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#include "gtkmm2ext/cairocell.h"
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#include "gtkmm2ext/utils.h"
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#include "gtkmm2ext/rgb_macros.h"
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2011-04-19 22:48:20 -04:00
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2013-05-04 22:02:05 -04:00
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#include "actions.h"
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2011-04-19 22:48:20 -04:00
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#include "ardour_ui.h"
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2011-05-18 01:32:41 -04:00
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#include "rgb_macros.h"
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2011-04-19 22:48:20 -04:00
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#include "shuttle_control.h"
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2011-04-22 23:34:42 -04:00
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#include "i18n.h"
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2011-04-19 22:48:20 -04:00
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using namespace Gtk;
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using namespace Gtkmm2ext;
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using namespace ARDOUR;
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using std::min;
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using std::max;
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2011-04-21 17:49:47 -04:00
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gboolean qt (gboolean, gint, gint, gboolean, Gtk::Tooltip*, gpointer)
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{
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2011-05-18 01:09:07 -04:00
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return FALSE;
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2011-04-21 17:49:47 -04:00
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}
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2011-04-19 22:48:20 -04:00
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ShuttleControl::ShuttleControl ()
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2011-05-18 01:09:07 -04:00
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: _controllable (new ShuttleControllable (*this))
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, binding_proxy (_controllable)
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2011-04-19 22:48:20 -04:00
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{
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2011-05-18 01:09:07 -04:00
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ARDOUR_UI::instance()->set_tip (*this, _("Shuttle speed control (Context-click for options)"));
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2011-04-19 22:48:20 -04:00
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2011-05-18 01:09:07 -04:00
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pattern = 0;
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2012-12-06 14:09:16 -05:00
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shine_pattern = 0;
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2011-04-19 22:48:20 -04:00
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last_shuttle_request = 0;
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last_speed_displayed = -99999999;
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shuttle_grabbed = false;
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2011-05-13 13:25:02 -04:00
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shuttle_speed_on_grab = 0;
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2011-04-19 22:48:20 -04:00
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shuttle_fract = 0.0;
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shuttle_max_speed = 8.0f;
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shuttle_style_menu = 0;
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shuttle_unit_menu = 0;
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2011-05-18 01:09:07 -04:00
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shuttle_context_menu = 0;
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2012-12-06 14:09:16 -05:00
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_hovering = false;
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2011-04-19 22:48:20 -04:00
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2011-05-18 01:09:07 -04:00
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set_flags (CAN_FOCUS);
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add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::POINTER_MOTION_MASK|Gdk::SCROLL_MASK);
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2012-12-06 14:09:16 -05:00
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set_size_request (85, 20);
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2011-04-19 22:48:20 -04:00
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set_name (X_("ShuttleControl"));
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2015-06-29 12:57:51 -04:00
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shuttle_max_speed = Config->get_shuttle_max_speed();
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if (shuttle_max_speed >= 8.f) { shuttle_max_speed = 8.0f; }
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else if (shuttle_max_speed >= 6.f) { shuttle_max_speed = 6.0f; }
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else if (shuttle_max_speed >= 4.f) { shuttle_max_speed = 4.0f; }
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else if (shuttle_max_speed >= 3.f) { shuttle_max_speed = 3.0f; }
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else if (shuttle_max_speed >= 2.f) { shuttle_max_speed = 2.0f; }
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else { shuttle_max_speed = 1.5f; }
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2012-04-25 08:58:19 -04:00
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Config->ParameterChanged.connect (parameter_connection, MISSING_INVALIDATOR, boost::bind (&ShuttleControl::parameter_changed, this, _1), gui_context());
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2011-04-20 18:53:41 -04:00
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2011-05-18 01:09:07 -04:00
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/* gtkmm 2.4: the C++ wrapper doesn't work */
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g_signal_connect ((GObject*) gobj(), "query-tooltip", G_CALLBACK (qt), NULL);
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// signal_query_tooltip().connect (sigc::mem_fun (*this, &ShuttleControl::on_query_tooltip));
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2011-04-19 22:48:20 -04:00
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}
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ShuttleControl::~ShuttleControl ()
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{
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cairo_pattern_destroy (pattern);
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2012-12-06 14:09:16 -05:00
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cairo_pattern_destroy (shine_pattern);
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2011-04-19 22:48:20 -04:00
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}
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void
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ShuttleControl::set_session (Session *s)
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{
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2011-05-18 01:09:07 -04:00
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SessionHandlePtr::set_session (s);
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if (_session) {
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set_sensitive (true);
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_session->add_controllable (_controllable);
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} else {
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set_sensitive (false);
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}
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2011-04-19 22:48:20 -04:00
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}
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void
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ShuttleControl::on_size_allocate (Gtk::Allocation& alloc)
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{
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2011-05-18 01:09:07 -04:00
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if (pattern) {
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cairo_pattern_destroy (pattern);
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pattern = 0;
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2012-12-06 14:09:16 -05:00
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cairo_pattern_destroy (shine_pattern);
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shine_pattern = 0;
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2011-05-18 01:09:07 -04:00
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}
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2011-04-19 22:48:20 -04:00
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2012-12-06 14:09:16 -05:00
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CairoWidget::on_size_allocate ( alloc);
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2011-04-19 22:48:20 -04:00
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2012-12-06 14:09:16 -05:00
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//background
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pattern = cairo_pattern_create_linear (0, 0, 0, alloc.get_height());
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2015-01-02 09:44:54 -05:00
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uint32_t col = UIConfiguration::instance().color ("shuttle");
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2011-05-18 01:32:41 -04:00
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int r,b,g,a;
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UINT_TO_RGBA(col, &r, &g, &b, &a);
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2012-12-06 14:09:16 -05:00
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cairo_pattern_add_color_stop_rgb (pattern, 0.0, r/400.0, g/400.0, b/400.0);
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cairo_pattern_add_color_stop_rgb (pattern, 0.4, r/255.0, g/255.0, b/255.0);
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cairo_pattern_add_color_stop_rgb (pattern, 1.0, r/512.0, g/512.0, b/512.0);
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//reflection
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shine_pattern = cairo_pattern_create_linear (0.0, 0.0, 0.0, 10);
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cairo_pattern_add_color_stop_rgba (shine_pattern, 0, 1,1,1,0.0);
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cairo_pattern_add_color_stop_rgba (shine_pattern, 0.2, 1,1,1,0.4);
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cairo_pattern_add_color_stop_rgba (shine_pattern, 1, 1,1,1,0.1);
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2011-04-19 22:48:20 -04:00
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}
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void
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ShuttleControl::map_transport_state ()
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{
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float speed = _session->transport_speed ();
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2015-03-10 05:52:44 -04:00
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if ( (fabsf( speed - last_speed_displayed) < 0.005f) // dead-zone
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&& !( speed == 1.f && last_speed_displayed != 1.f)
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&& !( speed == 0.f && last_speed_displayed != 0.f)
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)
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{
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return; // nothing to see here, move along.
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}
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// Q: is there a good reason why we re-calculate this every time?
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2011-04-22 12:18:51 -04:00
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if (fabs(speed) <= (2*DBL_EPSILON)) {
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shuttle_fract = 0;
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2011-05-18 01:09:07 -04:00
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} else {
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if (Config->get_shuttle_units() == Semitones) {
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bool reverse;
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int semi = speed_as_semitones (speed, reverse);
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shuttle_fract = semitones_as_fract (semi, reverse);
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} else {
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shuttle_fract = speed/shuttle_max_speed;
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}
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2011-04-19 22:48:20 -04:00
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}
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queue_draw ();
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}
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void
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ShuttleControl::build_shuttle_context_menu ()
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{
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using namespace Menu_Helpers;
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shuttle_context_menu = new Menu();
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MenuList& items = shuttle_context_menu->items();
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Menu* speed_menu = manage (new Menu());
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MenuList& speed_items = speed_menu->items();
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2011-05-18 01:09:07 -04:00
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Menu* units_menu = manage (new Menu);
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MenuList& units_items = units_menu->items();
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2011-04-19 22:48:20 -04:00
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RadioMenuItem::Group units_group;
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2011-06-01 13:00:29 -04:00
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2011-04-19 22:48:20 -04:00
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units_items.push_back (RadioMenuElem (units_group, _("Percent"), sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_units), Percentage)));
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2011-05-18 01:09:07 -04:00
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if (Config->get_shuttle_units() == Percentage) {
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static_cast<RadioMenuItem*>(&units_items.back())->set_active();
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}
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2011-04-19 22:48:20 -04:00
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units_items.push_back (RadioMenuElem (units_group, _("Semitones"), sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_units), Semitones)));
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2011-05-18 01:09:07 -04:00
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if (Config->get_shuttle_units() == Semitones) {
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static_cast<RadioMenuItem*>(&units_items.back())->set_active();
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}
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items.push_back (MenuElem (_("Units"), *units_menu));
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2011-06-01 13:00:29 -04:00
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2011-05-18 01:09:07 -04:00
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Menu* style_menu = manage (new Menu);
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MenuList& style_items = style_menu->items();
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2011-04-19 22:48:20 -04:00
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RadioMenuItem::Group style_group;
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style_items.push_back (RadioMenuElem (style_group, _("Sprung"), sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_style), Sprung)));
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2011-05-18 01:09:07 -04:00
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if (Config->get_shuttle_behaviour() == Sprung) {
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static_cast<RadioMenuItem*>(&style_items.back())->set_active();
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}
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2011-04-19 22:48:20 -04:00
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style_items.push_back (RadioMenuElem (style_group, _("Wheel"), sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_style), Wheel)));
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2011-05-18 01:09:07 -04:00
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if (Config->get_shuttle_behaviour() == Wheel) {
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static_cast<RadioMenuItem*>(&style_items.back())->set_active();
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}
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2011-06-01 13:00:29 -04:00
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2011-05-18 01:09:07 -04:00
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items.push_back (MenuElem (_("Mode"), *style_menu));
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2011-04-20 18:53:41 -04:00
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RadioMenuItem::Group speed_group;
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speed_items.push_back (RadioMenuElem (speed_group, "8", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 8.0f)));
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if (shuttle_max_speed == 8.0) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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speed_items.push_back (RadioMenuElem (speed_group, "6", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 6.0f)));
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if (shuttle_max_speed == 6.0) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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speed_items.push_back (RadioMenuElem (speed_group, "4", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 4.0f)));
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if (shuttle_max_speed == 4.0) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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speed_items.push_back (RadioMenuElem (speed_group, "3", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 3.0f)));
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if (shuttle_max_speed == 3.0) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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speed_items.push_back (RadioMenuElem (speed_group, "2", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 2.0f)));
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if (shuttle_max_speed == 2.0) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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speed_items.push_back (RadioMenuElem (speed_group, "1.5", sigc::bind (sigc::mem_fun (*this, &ShuttleControl::set_shuttle_max_speed), 1.5f)));
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if (shuttle_max_speed == 1.5) {
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static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
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}
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items.push_back (MenuElem (_("Maximum speed"), *speed_menu));
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2011-06-01 13:00:29 -04:00
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2015-08-21 22:32:14 -04:00
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items.push_back (SeparatorElem ());
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items.push_back (MenuElem (_("Reset to 100%"), sigc::mem_fun (*this, &ShuttleControl::reset_speed)));
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2011-04-19 22:48:20 -04:00
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}
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void
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ShuttleControl::show_shuttle_context_menu ()
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{
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if (shuttle_context_menu == 0) {
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build_shuttle_context_menu ();
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}
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shuttle_context_menu->popup (1, gtk_get_current_event_time());
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}
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2015-08-21 22:32:14 -04:00
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void
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ShuttleControl::reset_speed ()
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{
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if (_session->transport_rolling()) {
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_session->request_transport_speed (1.0, true);
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} else {
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_session->request_transport_speed (0.0, true);
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}
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}
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2011-04-19 22:48:20 -04:00
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void
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ShuttleControl::set_shuttle_max_speed (float speed)
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{
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2015-06-29 12:57:51 -04:00
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Config->set_shuttle_max_speed (speed);
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2011-04-19 22:48:20 -04:00
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shuttle_max_speed = speed;
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2015-03-10 05:52:44 -04:00
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last_speed_displayed = -99999999;
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2011-04-19 22:48:20 -04:00
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}
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bool
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ShuttleControl::on_button_press_event (GdkEventButton* ev)
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{
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if (!_session) {
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return true;
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}
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2011-04-20 01:07:41 -04:00
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if (binding_proxy.button_press_handler (ev)) {
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2011-04-19 22:48:20 -04:00
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return true;
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}
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if (Keyboard::is_context_menu_event (ev)) {
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show_shuttle_context_menu ();
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return true;
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}
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switch (ev->button) {
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case 1:
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2012-07-09 15:51:09 -04:00
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|
|
if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
|
|
|
|
if (_session->transport_rolling()) {
|
|
|
|
_session->request_transport_speed (1.0);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
add_modal_grab ();
|
|
|
|
shuttle_grabbed = true;
|
|
|
|
shuttle_speed_on_grab = _session->transport_speed ();
|
|
|
|
mouse_shuttle (ev->x, true);
|
2012-12-30 14:52:46 -05:00
|
|
|
gdk_pointer_grab(ev->window,false,
|
|
|
|
GdkEventMask( Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK |Gdk::BUTTON_RELEASE_MASK),
|
|
|
|
NULL,NULL,ev->time);
|
2012-07-09 15:51:09 -04:00
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
case 3:
|
|
|
|
return true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool
|
|
|
|
ShuttleControl::on_button_release_event (GdkEventButton* ev)
|
|
|
|
{
|
|
|
|
if (!_session) {
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (ev->button) {
|
|
|
|
case 1:
|
2012-07-09 15:51:09 -04:00
|
|
|
if (shuttle_grabbed) {
|
|
|
|
shuttle_grabbed = false;
|
|
|
|
remove_modal_grab ();
|
2012-12-30 14:52:46 -05:00
|
|
|
gdk_pointer_ungrab (GDK_CURRENT_TIME);
|
2012-07-09 15:51:09 -04:00
|
|
|
|
|
|
|
if (Config->get_shuttle_behaviour() == Sprung) {
|
2012-12-30 16:50:08 -05:00
|
|
|
if (shuttle_speed_on_grab == 0 ) {
|
2015-06-22 11:08:46 -04:00
|
|
|
_session->request_stop ();
|
|
|
|
} else {
|
|
|
|
_session->request_transport_speed (shuttle_speed_on_grab);
|
2012-12-30 16:50:08 -05:00
|
|
|
}
|
2012-07-09 15:51:09 -04:00
|
|
|
} else {
|
|
|
|
mouse_shuttle (ev->x, true);
|
|
|
|
}
|
2011-05-18 01:09:07 -04:00
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
return true;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
if (_session->transport_rolling()) {
|
2012-06-22 10:45:44 -04:00
|
|
|
_session->request_transport_speed (1.0, Config->get_shuttle_behaviour() == Wheel);
|
2011-06-01 13:00:29 -04:00
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
return true;
|
|
|
|
|
|
|
|
case 3:
|
|
|
|
default:
|
|
|
|
return true;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2011-04-20 18:53:41 -04:00
|
|
|
bool
|
|
|
|
ShuttleControl::on_query_tooltip (int, int, bool, const Glib::RefPtr<Gtk::Tooltip>&)
|
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
return false;
|
2011-04-20 18:53:41 -04:00
|
|
|
}
|
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
bool
|
|
|
|
ShuttleControl::on_scroll_event (GdkEventScroll* ev)
|
|
|
|
{
|
2011-04-20 18:53:41 -04:00
|
|
|
if (!_session || Config->get_shuttle_behaviour() != Wheel) {
|
2011-04-19 22:48:20 -04:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2011-07-07 12:49:10 -04:00
|
|
|
bool semis = (Config->get_shuttle_units() == Semitones);
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
switch (ev->direction) {
|
|
|
|
case GDK_SCROLL_UP:
|
|
|
|
case GDK_SCROLL_RIGHT:
|
2011-07-07 12:49:10 -04:00
|
|
|
if (semis) {
|
|
|
|
if (shuttle_fract == 0) {
|
|
|
|
shuttle_fract = semitones_as_fract (1, false);
|
|
|
|
} else {
|
|
|
|
bool rev;
|
|
|
|
int st = fract_as_semitones (shuttle_fract, rev);
|
|
|
|
shuttle_fract = semitones_as_fract (st + 1, rev);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
shuttle_fract += 0.00125;
|
|
|
|
}
|
2011-05-18 01:09:07 -04:00
|
|
|
break;
|
|
|
|
case GDK_SCROLL_DOWN:
|
|
|
|
case GDK_SCROLL_LEFT:
|
2011-07-07 12:49:10 -04:00
|
|
|
if (semis) {
|
|
|
|
if (shuttle_fract == 0) {
|
|
|
|
shuttle_fract = semitones_as_fract (1, true);
|
|
|
|
} else {
|
|
|
|
bool rev;
|
|
|
|
int st = fract_as_semitones (shuttle_fract, rev);
|
|
|
|
shuttle_fract = semitones_as_fract (st - 1, rev);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
shuttle_fract -= 0.00125;
|
|
|
|
}
|
2011-05-18 01:09:07 -04:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return false;
|
|
|
|
}
|
2011-07-07 12:49:10 -04:00
|
|
|
|
|
|
|
if (semis) {
|
2011-05-18 01:09:07 -04:00
|
|
|
|
|
|
|
float lower_side_of_dead_zone = semitones_as_fract (-24, true);
|
|
|
|
float upper_side_of_dead_zone = semitones_as_fract (-24, false);
|
|
|
|
|
|
|
|
/* if we entered the "dead zone" (-24 semitones in forward or reverse), jump
|
|
|
|
to the far side of it.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (shuttle_fract > lower_side_of_dead_zone && shuttle_fract < upper_side_of_dead_zone) {
|
|
|
|
switch (ev->direction) {
|
|
|
|
case GDK_SCROLL_UP:
|
|
|
|
case GDK_SCROLL_RIGHT:
|
|
|
|
shuttle_fract = upper_side_of_dead_zone;
|
|
|
|
break;
|
|
|
|
case GDK_SCROLL_DOWN:
|
|
|
|
case GDK_SCROLL_LEFT:
|
|
|
|
shuttle_fract = lower_side_of_dead_zone;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
/* impossible, checked above */
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
use_shuttle_fract (true);
|
2011-04-19 22:48:20 -04:00
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool
|
|
|
|
ShuttleControl::on_motion_notify_event (GdkEventMotion* ev)
|
|
|
|
{
|
|
|
|
if (!_session || !shuttle_grabbed) {
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
return mouse_shuttle (ev->x, false);
|
|
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
|
|
ShuttleControl::mouse_shuttle (double x, bool force)
|
|
|
|
{
|
2011-04-21 17:49:47 -04:00
|
|
|
double const center = get_width() / 2.0;
|
|
|
|
double distance_from_center = x - center;
|
2011-04-19 22:48:20 -04:00
|
|
|
|
2011-04-21 17:49:47 -04:00
|
|
|
if (distance_from_center > 0) {
|
|
|
|
distance_from_center = min (distance_from_center, center);
|
2011-04-19 22:48:20 -04:00
|
|
|
} else {
|
2011-04-21 17:49:47 -04:00
|
|
|
distance_from_center = max (distance_from_center, -center);
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
/* compute shuttle fract as expressing how far between the center
|
2011-06-01 13:00:29 -04:00
|
|
|
and the edge we are. positive values indicate we are right of
|
2011-05-18 01:09:07 -04:00
|
|
|
center, negative values indicate left of center
|
|
|
|
*/
|
2011-04-21 17:49:47 -04:00
|
|
|
|
|
|
|
shuttle_fract = distance_from_center / center; // center == half the width
|
2011-04-19 22:48:20 -04:00
|
|
|
use_shuttle_fract (force);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
2013-01-17 09:48:17 -05:00
|
|
|
ShuttleControl::set_shuttle_fract (double f, bool zero_ok)
|
2011-04-19 22:48:20 -04:00
|
|
|
{
|
|
|
|
shuttle_fract = f;
|
2013-01-17 09:48:17 -05:00
|
|
|
use_shuttle_fract (false, zero_ok);
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
2011-04-21 17:49:47 -04:00
|
|
|
int
|
2011-04-22 12:18:51 -04:00
|
|
|
ShuttleControl::speed_as_semitones (float speed, bool& reverse)
|
2011-04-21 17:49:47 -04:00
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
assert (speed != 0.0);
|
|
|
|
|
|
|
|
if (speed < 0.0) {
|
|
|
|
reverse = true;
|
|
|
|
return (int) round (12.0 * fast_log2 (-speed));
|
|
|
|
} else {
|
|
|
|
reverse = false;
|
|
|
|
return (int) round (12.0 * fast_log2 (speed));
|
|
|
|
}
|
2011-06-01 13:00:29 -04:00
|
|
|
}
|
2011-04-21 17:49:47 -04:00
|
|
|
|
|
|
|
float
|
2011-04-22 12:18:51 -04:00
|
|
|
ShuttleControl::semitones_as_speed (int semi, bool reverse)
|
2011-04-21 17:49:47 -04:00
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
if (reverse) {
|
|
|
|
return -pow (2.0, (semi / 12.0));
|
|
|
|
} else {
|
|
|
|
return pow (2.0, (semi / 12.0));
|
|
|
|
}
|
2011-04-21 17:49:47 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
float
|
2011-04-22 12:18:51 -04:00
|
|
|
ShuttleControl::semitones_as_fract (int semi, bool reverse)
|
2011-04-21 17:49:47 -04:00
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
float speed = semitones_as_speed (semi, reverse);
|
|
|
|
return speed/4.0; /* 4.0 is the maximum speed for a 24 semitone shift */
|
2011-04-21 17:49:47 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
int
|
2011-04-22 12:18:51 -04:00
|
|
|
ShuttleControl::fract_as_semitones (float fract, bool& reverse)
|
2011-04-21 17:49:47 -04:00
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
assert (fract != 0.0);
|
|
|
|
return speed_as_semitones (fract * 4.0, reverse);
|
2011-04-21 17:49:47 -04:00
|
|
|
}
|
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
void
|
2013-01-17 09:48:17 -05:00
|
|
|
ShuttleControl::use_shuttle_fract (bool force, bool zero_ok)
|
2011-04-19 22:48:20 -04:00
|
|
|
{
|
|
|
|
microseconds_t now = get_microseconds();
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
shuttle_fract = max (-1.0f, shuttle_fract);
|
|
|
|
shuttle_fract = min (1.0f, shuttle_fract);
|
2011-04-21 17:49:47 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
/* do not attempt to submit a motion-driven transport speed request
|
|
|
|
more than once per process cycle.
|
2011-05-18 01:09:07 -04:00
|
|
|
*/
|
2011-04-19 22:48:20 -04:00
|
|
|
|
|
|
|
if (!force && (last_shuttle_request - now) < (microseconds_t) AudioEngine::instance()->usecs_per_cycle()) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
last_shuttle_request = now;
|
|
|
|
|
|
|
|
double speed = 0;
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
if (Config->get_shuttle_units() == Semitones) {
|
|
|
|
if (shuttle_fract != 0.0) {
|
|
|
|
bool reverse;
|
|
|
|
int semi = fract_as_semitones (shuttle_fract, reverse);
|
|
|
|
speed = semitones_as_speed (semi, reverse);
|
|
|
|
} else {
|
|
|
|
speed = 0.0;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
speed = shuttle_max_speed * shuttle_fract;
|
|
|
|
}
|
2011-04-20 01:07:41 -04:00
|
|
|
|
2013-01-17 09:48:17 -05:00
|
|
|
if (zero_ok) {
|
|
|
|
_session->request_transport_speed (speed, Config->get_shuttle_behaviour() == Wheel);
|
|
|
|
} else {
|
|
|
|
_session->request_transport_speed_nonzero (speed, Config->get_shuttle_behaviour() == Wheel);
|
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
2012-12-06 14:09:16 -05:00
|
|
|
void
|
2014-03-20 18:50:40 -04:00
|
|
|
ShuttleControl::render (cairo_t* cr, cairo_rectangle_t*)
|
2011-04-19 22:48:20 -04:00
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
cairo_text_extents_t extents;
|
2011-04-19 22:48:20 -04:00
|
|
|
|
2012-12-06 14:09:16 -05:00
|
|
|
//black border
|
|
|
|
cairo_set_source_rgb (cr, 0, 0.0, 0.0);
|
|
|
|
rounded_rectangle (cr, 0, 0, get_width(), get_height(), 4);
|
|
|
|
cairo_fill (cr);
|
2011-04-19 22:48:20 -04:00
|
|
|
|
2011-04-20 18:53:41 -04:00
|
|
|
float speed = 0.0;
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
if (_session) {
|
|
|
|
speed = _session->transport_speed ();
|
|
|
|
}
|
2011-04-20 18:53:41 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
/* Marker */
|
2015-03-09 22:49:00 -04:00
|
|
|
float visual_fraction = std::min (1.0f, speed / shuttle_max_speed);
|
|
|
|
float marker_size = get_height() - 5.0;
|
|
|
|
float avail_width = get_width() - marker_size - 4;
|
|
|
|
float x = get_width() * 0.5 + visual_fraction * avail_width * 0.5;
|
2012-12-06 14:09:16 -05:00
|
|
|
// cairo_set_source_rgb (cr, 0, 1, 0.0);
|
|
|
|
cairo_set_source (cr, pattern);
|
|
|
|
if (speed == 1.0) {
|
2015-03-09 22:49:00 -04:00
|
|
|
cairo_move_to( cr, x, 2.5);
|
|
|
|
cairo_line_to( cr, x + marker_size * .577, 2.5 + marker_size * 0.5);
|
|
|
|
cairo_line_to( cr, x, 2.5 + marker_size);
|
|
|
|
cairo_close_path(cr);
|
2012-12-06 14:09:16 -05:00
|
|
|
} else if ( speed ==0.0 )
|
2015-03-09 22:49:00 -04:00
|
|
|
rounded_rectangle (cr, x, 2.5, marker_size, marker_size, 1);
|
2012-12-06 14:09:16 -05:00
|
|
|
else
|
2015-03-09 22:49:00 -04:00
|
|
|
cairo_arc (cr, x, 2.5 + marker_size * .5, marker_size * 0.47, 0, 2.0 * M_PI);
|
|
|
|
cairo_set_line_width (cr, 1.75);
|
2011-04-19 22:48:20 -04:00
|
|
|
cairo_stroke (cr);
|
|
|
|
|
|
|
|
/* speed text */
|
|
|
|
|
|
|
|
char buf[32];
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
if (speed != 0) {
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
if (Config->get_shuttle_units() == Percentage) {
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
if (speed == 1.0) {
|
2012-05-02 16:29:46 -04:00
|
|
|
snprintf (buf, sizeof (buf), "%s", _("Playing"));
|
2011-05-18 01:09:07 -04:00
|
|
|
} else {
|
|
|
|
if (speed < 0.0) {
|
2015-03-10 06:00:53 -04:00
|
|
|
snprintf (buf, sizeof (buf), "<<< %.1f%%", -speed * 100.f);
|
2011-05-18 01:09:07 -04:00
|
|
|
} else {
|
2015-03-10 06:00:53 -04:00
|
|
|
snprintf (buf, sizeof (buf), ">>> %.1f%%", speed * 100.f);
|
2011-05-18 01:09:07 -04:00
|
|
|
}
|
|
|
|
}
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
} else {
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
bool reversed;
|
|
|
|
int semi = speed_as_semitones (speed, reversed);
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
if (reversed) {
|
|
|
|
snprintf (buf, sizeof (buf), _("<<< %+d semitones"), semi);
|
|
|
|
} else {
|
|
|
|
snprintf (buf, sizeof (buf), _(">>> %+d semitones"), semi);
|
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
2011-04-22 12:18:51 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
} else {
|
2012-05-02 16:29:46 -04:00
|
|
|
snprintf (buf, sizeof (buf), "%s", _("Stopped"));
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
last_speed_displayed = speed;
|
|
|
|
|
2015-03-09 22:49:00 -04:00
|
|
|
// TODO use a proper pango layout, scale font
|
2012-12-06 14:09:16 -05:00
|
|
|
cairo_set_source_rgb (cr, 0.6, 0.6, 0.6);
|
|
|
|
cairo_set_font_size (cr, 13.0);
|
2015-03-09 22:49:00 -04:00
|
|
|
cairo_text_extents (cr, "0|", &extents); // note the descender
|
|
|
|
const float text_ypos = (get_height() + extents.height - 1.) * .5;
|
|
|
|
|
|
|
|
cairo_move_to (cr, 10, text_ypos);
|
2011-04-19 22:48:20 -04:00
|
|
|
cairo_show_text (cr, buf);
|
|
|
|
|
|
|
|
/* style text */
|
|
|
|
|
|
|
|
|
|
|
|
switch (Config->get_shuttle_behaviour()) {
|
|
|
|
case Sprung:
|
2012-05-02 16:29:46 -04:00
|
|
|
snprintf (buf, sizeof (buf), "%s", _("Sprung"));
|
2011-04-19 22:48:20 -04:00
|
|
|
break;
|
|
|
|
case Wheel:
|
2012-05-02 16:29:46 -04:00
|
|
|
snprintf (buf, sizeof (buf), "%s", _("Wheel"));
|
2011-04-19 22:48:20 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
2011-05-18 01:09:07 -04:00
|
|
|
cairo_text_extents (cr, buf, &extents);
|
2015-03-09 22:49:00 -04:00
|
|
|
cairo_move_to (cr, get_width() - (fabs(extents.x_advance) + 5), text_ypos);
|
2011-04-19 22:48:20 -04:00
|
|
|
cairo_show_text (cr, buf);
|
|
|
|
|
2015-01-02 09:44:54 -05:00
|
|
|
if (UIConfiguration::instance().get_widget_prelight()) {
|
2012-12-06 14:09:16 -05:00
|
|
|
if (_hovering) {
|
2015-03-09 22:49:00 -04:00
|
|
|
rounded_rectangle (cr, 1, 1, get_width()-2, get_height()-2, 4.0);
|
2012-12-06 14:09:16 -05:00
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, 0.2);
|
|
|
|
cairo_fill (cr);
|
|
|
|
}
|
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
ShuttleControl::shuttle_unit_clicked ()
|
|
|
|
{
|
|
|
|
if (shuttle_unit_menu == 0) {
|
|
|
|
shuttle_unit_menu = dynamic_cast<Menu*> (ActionManager::get_widget ("/ShuttleUnitPopup"));
|
|
|
|
}
|
|
|
|
shuttle_unit_menu->popup (1, gtk_get_current_event_time());
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
ShuttleControl::set_shuttle_style (ShuttleBehaviour s)
|
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
Config->set_shuttle_behaviour (s);
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
ShuttleControl::set_shuttle_units (ShuttleUnits s)
|
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
Config->set_shuttle_units (s);
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
ShuttleControl::ShuttleControllable::ShuttleControllable (ShuttleControl& s)
|
2011-06-01 13:00:29 -04:00
|
|
|
: PBD::Controllable (X_("Shuttle"))
|
2011-05-18 01:09:07 -04:00
|
|
|
, sc (s)
|
2011-04-19 22:48:20 -04:00
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
ShuttleControl::ShuttleControllable::set_value (double val)
|
|
|
|
{
|
2013-01-17 09:48:17 -05:00
|
|
|
sc.set_shuttle_fract ((val - lower()) / (upper() - lower()), true);
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
2011-06-01 13:00:29 -04:00
|
|
|
double
|
2011-04-19 22:48:20 -04:00
|
|
|
ShuttleControl::ShuttleControllable::get_value () const
|
|
|
|
{
|
2013-01-17 09:48:17 -05:00
|
|
|
return lower() + (sc.get_shuttle_fract () * (upper() - lower()));
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
ShuttleControl::parameter_changed (std::string p)
|
|
|
|
{
|
2011-05-18 01:09:07 -04:00
|
|
|
if (p == "shuttle-behaviour") {
|
2011-04-19 22:48:20 -04:00
|
|
|
switch (Config->get_shuttle_behaviour ()) {
|
|
|
|
case Sprung:
|
2011-05-18 01:09:07 -04:00
|
|
|
/* back to Sprung - reset to speed = 1.0 if playing
|
|
|
|
*/
|
2011-04-19 22:48:20 -04:00
|
|
|
if (_session) {
|
|
|
|
if (_session->transport_rolling()) {
|
2011-05-18 01:09:07 -04:00
|
|
|
if (_session->transport_speed() == 1.0) {
|
|
|
|
queue_draw ();
|
|
|
|
} else {
|
2012-06-22 10:27:51 -04:00
|
|
|
/* reset current speed and
|
|
|
|
revert to 1.0 as the default
|
|
|
|
*/
|
2011-05-18 01:09:07 -04:00
|
|
|
_session->request_transport_speed (1.0);
|
|
|
|
/* redraw when speed changes */
|
|
|
|
}
|
2011-04-20 18:53:41 -04:00
|
|
|
} else {
|
2011-05-18 01:09:07 -04:00
|
|
|
queue_draw ();
|
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
|
|
|
break;
|
2011-04-20 18:53:41 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
case Wheel:
|
2011-05-18 01:09:07 -04:00
|
|
|
queue_draw ();
|
2011-04-19 22:48:20 -04:00
|
|
|
break;
|
|
|
|
}
|
2011-06-01 13:00:29 -04:00
|
|
|
|
2011-04-19 22:48:20 -04:00
|
|
|
} else if (p == "shuttle-units") {
|
2011-05-18 01:09:07 -04:00
|
|
|
queue_draw ();
|
|
|
|
}
|
2011-04-19 22:48:20 -04:00
|
|
|
}
|
2012-12-06 14:09:16 -05:00
|
|
|
|
|
|
|
|
|
|
|
bool
|
|
|
|
ShuttleControl::on_enter_notify_event (GdkEventCrossing* ev)
|
|
|
|
{
|
|
|
|
_hovering = true;
|
|
|
|
|
2015-01-02 09:44:54 -05:00
|
|
|
if (UIConfiguration::instance().get_widget_prelight()) {
|
2012-12-06 14:09:16 -05:00
|
|
|
queue_draw ();
|
|
|
|
}
|
|
|
|
|
|
|
|
return CairoWidget::on_enter_notify_event (ev);
|
|
|
|
}
|
|
|
|
|
|
|
|
bool
|
|
|
|
ShuttleControl::on_leave_notify_event (GdkEventCrossing* ev)
|
|
|
|
{
|
|
|
|
_hovering = false;
|
|
|
|
|
2015-01-02 09:44:54 -05:00
|
|
|
if (UIConfiguration::instance().get_widget_prelight()) {
|
2012-12-06 14:09:16 -05:00
|
|
|
queue_draw ();
|
|
|
|
}
|
|
|
|
|
|
|
|
return CairoWidget::on_leave_notify_event (ev);
|
|
|
|
}
|