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livetrax/gtk2_ardour/audio_time_axis.cc
Carl Hetherington ef65fd2510 Add stacked lanes mode which displays regions on different layers at different positions in the view.
git-svn-id: svn://localhost/ardour2/trunk@1855 d708f5d6-7413-0410-9779-e7cbd77b26cf
2007-05-17 10:41:14 +00:00

686 lines
16 KiB
C++

/*
Copyright (C) 2000-2006 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 <cstdlib>
#include <cmath>
#include <cassert>
#include <algorithm>
#include <string>
#include <vector>
#include <sigc++/bind.h>
#include <pbd/error.h>
#include <pbd/stl_delete.h>
#include <pbd/memento_command.h>
#include <gtkmm2ext/gtk_ui.h>
#include <gtkmm2ext/selector.h>
#include <gtkmm2ext/stop_signal.h>
#include <gtkmm2ext/bindable_button.h>
#include <gtkmm2ext/utils.h>
#include <ardour/audioplaylist.h>
#include <ardour/audio_diskstream.h>
#include <ardour/insert.h>
#include <ardour/location.h>
#include <ardour/panner.h>
#include <ardour/playlist.h>
#include <ardour/session.h>
#include <ardour/session_playlist.h>
#include <ardour/utils.h>
#include "ardour_ui.h"
#include "audio_time_axis.h"
#include "automation_gain_line.h"
#include "automation_pan_line.h"
#include "canvas_impl.h"
#include "crossfade_view.h"
#include "enums.h"
#include "gain_automation_time_axis.h"
#include "keyboard.h"
#include "pan_automation_time_axis.h"
#include "playlist_selector.h"
#include "prompter.h"
#include "public_editor.h"
#include "audio_region_view.h"
#include "simplerect.h"
#include "audio_streamview.h"
#include "utils.h"
#include <ardour/audio_track.h>
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Editing;
AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
: AxisView(sess)
, RouteTimeAxisView(ed, sess, rt, canvas)
{
// Make sure things are sane...
assert(!is_track() || is_audio_track());
subplugin_menu.set_name ("ArdourContextMenu");
gain_track = 0;
pan_track = 0;
waveform_item = 0;
pan_automation_item = 0;
gain_automation_item = 0;
_view = new AudioStreamView (*this);
add_gain_automation_child ();
add_pan_automation_child ();
ignore_toggle = false;
mute_button->set_active (false);
solo_button->set_active (false);
if (is_audio_track())
controls_ebox.set_name ("AudioTimeAxisViewControlsBaseUnselected");
else // bus
controls_ebox.set_name ("AudioBusControlsBaseUnselected");
/* map current state of the route */
redirects_changed (0);
reset_redirect_automation_curves ();
ensure_xml_node ();
set_state (*xml_node);
_route->panner().Changed.connect (mem_fun(*this, &AudioTimeAxisView::update_pans));
update_control_names ();
if (is_audio_track()) {
/* ask for notifications of any new RegionViews */
_view->RegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
_view->attach ();
}
post_construct ();
}
AudioTimeAxisView::~AudioTimeAxisView ()
{
}
AudioStreamView*
AudioTimeAxisView::audio_view()
{
return dynamic_cast<AudioStreamView*>(_view);
}
guint32
AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
{
ensure_xml_node ();
xml_node->add_property ("shown_editor", "yes");
return TimeAxisView::show_at (y, nth, parent);
}
void
AudioTimeAxisView::hide ()
{
ensure_xml_node ();
xml_node->add_property ("shown_editor", "no");
TimeAxisView::hide ();
}
void
AudioTimeAxisView::set_state (const XMLNode& node)
{
const XMLProperty *prop;
TimeAxisView::set_state (node);
if ((prop = node.property ("shown_editor")) != 0) {
if (prop->value() == "no") {
_marked_for_display = false;
} else {
_marked_for_display = true;
}
} else {
_marked_for_display = true;
}
XMLNodeList nlist = node.children();
XMLNodeConstIterator niter;
XMLNode *child_node;
show_gain_automation = false;
show_pan_automation = false;
for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
child_node = *niter;
if (child_node->name() == "gain") {
XMLProperty *prop=child_node->property ("shown");
if (prop != 0) {
if (prop->value() == "yes") {
show_gain_automation = true;
}
}
continue;
}
if (child_node->name() == "pan") {
XMLProperty *prop=child_node->property ("shown");
if (prop != 0) {
if (prop->value() == "yes") {
show_pan_automation = true;
}
}
continue;
}
}
}
void
AudioTimeAxisView::build_automation_action_menu ()
{
using namespace Menu_Helpers;
RouteTimeAxisView::build_automation_action_menu ();
MenuList& automation_items = automation_action_menu->items();
automation_items.push_back (SeparatorElem());
automation_items.push_back (CheckMenuElem (_("Fader"),
mem_fun(*this, &AudioTimeAxisView::toggle_gain_track)));
gain_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
gain_automation_item->set_active(show_gain_automation);
automation_items.push_back (CheckMenuElem (_("Pan"),
mem_fun(*this, &AudioTimeAxisView::toggle_pan_track)));
pan_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
pan_automation_item->set_active(show_pan_automation);
}
void
AudioTimeAxisView::append_extra_display_menu_items ()
{
using namespace Menu_Helpers;
MenuList& items = display_menu->items();
// crossfade stuff
items.push_back (MenuElem (_("Hide all crossfades"), mem_fun(*this, &AudioTimeAxisView::hide_all_xfades)));
items.push_back (MenuElem (_("Show all crossfades"), mem_fun(*this, &AudioTimeAxisView::show_all_xfades)));
// waveform menu
Menu *waveform_menu = manage(new Menu);
MenuList& waveform_items = waveform_menu->items();
waveform_menu->set_name ("ArdourContextMenu");
waveform_items.push_back (CheckMenuElem (_("Show waveforms"), mem_fun(*this, &AudioTimeAxisView::toggle_waveforms)));
waveform_item = static_cast<CheckMenuItem *> (&waveform_items.back());
ignore_toggle = true;
waveform_item->set_active (editor.show_waveforms());
ignore_toggle = false;
waveform_items.push_back (SeparatorElem());
RadioMenuItem::Group group;
waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
waveform_items.push_back (SeparatorElem());
RadioMenuItem::Group group2;
waveform_items.push_back (RadioMenuElem (group2, _("Linear"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LinearWaveform)));
linearscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
waveform_items.push_back (RadioMenuElem (group2, _("Logarithmic"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LogWaveform)));
logscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
// setting initial item state
AudioStreamView* asv = audio_view();
if (asv) {
ignore_toggle = true;
if (asv->get_waveform_shape() == Rectified)
rectified_item->set_active(true);
else traditional_item->set_active(true);
if (asv->get_waveform_scale() == LogWaveform)
logscale_item->set_active(true);
else linearscale_item->set_active(true);
ignore_toggle = false;
}
items.push_back (MenuElem (_("Waveform"), *waveform_menu));
Menu *layers_menu = manage(new Menu);
MenuList &layers_items = layers_menu->items();
layers_menu->set_name("ArdourContextMenu");
RadioMenuItem::Group layers_group;
layers_items.push_back(RadioMenuElem (layers_group, _("Overlaid"), bind (mem_fun (*this, &AudioTimeAxisView::set_layer_display), Overlaid)));
layers_items.push_back(RadioMenuElem (layers_group, _("Stacked"), bind (mem_fun (*this, &AudioTimeAxisView::set_layer_display), Stacked)));
items.push_back (MenuElem (_("Layers"), *layers_menu));
}
void
AudioTimeAxisView::toggle_waveforms ()
{
AudioStreamView* asv = audio_view();
assert(asv);
if (asv && waveform_item && !ignore_toggle) {
asv->set_show_waveforms (waveform_item->get_active());
}
}
void
AudioTimeAxisView::set_show_waveforms (bool yn)
{
AudioStreamView* asv = audio_view();
assert(asv);
if (waveform_item) {
waveform_item->set_active (yn);
} else {
asv->set_show_waveforms (yn);
}
}
void
AudioTimeAxisView::set_show_waveforms_recording (bool yn)
{
AudioStreamView* asv = audio_view();
if (asv) {
asv->set_show_waveforms_recording (yn);
}
}
void
AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
{
AudioStreamView* asv = audio_view();
if (asv && !ignore_toggle) {
asv->set_waveform_shape (shape);
}
map_frozen ();
}
void
AudioTimeAxisView::set_waveform_scale (WaveformScale scale)
{
AudioStreamView* asv = audio_view();
if (asv && !ignore_toggle) {
asv->set_waveform_scale (scale);
}
map_frozen ();
}
void
AudioTimeAxisView::add_gain_automation_child ()
{
XMLProperty* prop;
AutomationLine* line;
gain_track = new GainAutomationTimeAxisView (_session,
_route,
editor,
*this,
parent_canvas,
_("gain"),
_route->gain_automation_curve());
line = new AutomationGainLine ("automation gain",
_session,
*gain_track,
*gain_track->canvas_display,
_route->gain_automation_curve());
line->set_line_color (color_map[cAutomationLine]);
gain_track->add_line (*line);
add_child (gain_track);
gain_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::gain_hidden));
bool hideit = true;
XMLNode* node;
if ((node = gain_track->get_state_node()) != 0) {
if ((prop = node->property ("shown")) != 0) {
if (prop->value() == "yes") {
hideit = false;
}
}
}
if (hideit) {
gain_track->hide ();
}
}
void
AudioTimeAxisView::add_pan_automation_child ()
{
XMLProperty* prop;
pan_track = new PanAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, _("pan"));
update_pans ();
add_child (pan_track);
pan_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::pan_hidden));
ensure_xml_node ();
bool hideit = true;
XMLNode* node;
if ((node = pan_track->get_state_node()) != 0) {
if ((prop = node->property ("shown")) != 0) {
if (prop->value() == "yes") {
hideit = false;
}
}
}
if (hideit) {
pan_track->hide ();
}
}
void
AudioTimeAxisView::update_pans ()
{
Panner::iterator p;
pan_track->clear_lines ();
/* we don't draw lines for "greater than stereo" panning.
*/
if (_route->n_outputs().n_audio() > 2) {
return;
}
for (p = _route->panner().begin(); p != _route->panner().end(); ++p) {
AutomationLine* line;
line = new AutomationPanLine ("automation pan", _session, *pan_track,
*pan_track->canvas_display,
(*p)->automation());
if (p == _route->panner().begin()) {
/* first line is a nice orange */
line->set_line_color (color_map[cLeftPanAutomationLine]);
} else {
/* second line is a nice blue */
line->set_line_color (color_map[cRightPanAutomationLine]);
}
pan_track->add_line (*line);
}
}
void
AudioTimeAxisView::toggle_gain_track ()
{
bool showit = gain_automation_item->get_active();
if (showit != gain_track->marked_for_display()) {
if (showit) {
gain_track->set_marked_for_display (true);
gain_track->canvas_display->show();
gain_track->get_state_node()->add_property ("shown", X_("yes"));
} else {
gain_track->set_marked_for_display (false);
gain_track->hide ();
gain_track->get_state_node()->add_property ("shown", X_("no"));
}
/* now trigger a redisplay */
if (!no_redraw) {
_route->gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
}
}
}
void
AudioTimeAxisView::gain_hidden ()
{
gain_track->get_state_node()->add_property (X_("shown"), X_("no"));
if (gain_automation_item && !_hidden) {
gain_automation_item->set_active (false);
}
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
void
AudioTimeAxisView::toggle_pan_track ()
{
bool showit = pan_automation_item->get_active();
if (showit != pan_track->marked_for_display()) {
if (showit) {
pan_track->set_marked_for_display (true);
pan_track->canvas_display->show();
pan_track->get_state_node()->add_property ("shown", X_("yes"));
} else {
pan_track->set_marked_for_display (false);
pan_track->hide ();
pan_track->get_state_node()->add_property ("shown", X_("no"));
}
/* now trigger a redisplay */
if (!no_redraw) {
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
}
}
void
AudioTimeAxisView::pan_hidden ()
{
pan_track->get_state_node()->add_property ("shown", "no");
if (pan_automation_item && !_hidden) {
pan_automation_item->set_active (false);
}
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
void
AudioTimeAxisView::show_all_automation ()
{
no_redraw = true;
pan_automation_item->set_active (true);
gain_automation_item->set_active (true);
RouteTimeAxisView::show_all_automation ();
no_redraw = false;
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
void
AudioTimeAxisView::show_existing_automation ()
{
no_redraw = true;
pan_automation_item->set_active (true);
gain_automation_item->set_active (true);
RouteTimeAxisView::show_existing_automation ();
no_redraw = false;
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
void
AudioTimeAxisView::hide_all_automation ()
{
no_redraw = true;
pan_automation_item->set_active (false);
gain_automation_item->set_active (false);
RouteTimeAxisView::hide_all_automation();
no_redraw = false;
_route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
}
void
AudioTimeAxisView::show_all_xfades ()
{
AudioStreamView* asv = audio_view();
if (asv) {
asv->show_all_xfades ();
}
}
void
AudioTimeAxisView::hide_all_xfades ()
{
AudioStreamView* asv = audio_view();
if (asv) {
asv->hide_all_xfades ();
}
}
void
AudioTimeAxisView::hide_dependent_views (TimeAxisViewItem& tavi)
{
AudioStreamView* asv = audio_view();
AudioRegionView* rv;
if (asv && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
asv->hide_xfades_involving (*rv);
}
}
void
AudioTimeAxisView::reveal_dependent_views (TimeAxisViewItem& tavi)
{
AudioStreamView* asv = audio_view();
AudioRegionView* rv;
if (asv && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
asv->reveal_xfades_involving (*rv);
}
}
void
AudioTimeAxisView::route_active_changed ()
{
RouteTimeAxisView::route_active_changed ();
update_control_names ();
}
/**
* Set up the names of the controls so that they are coloured
* correctly depending on whether this route is inactive or
* selected.
*/
void
AudioTimeAxisView::update_control_names ()
{
if (is_audio_track()) {
if (_route->active()) {
controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
controls_base_selected_name = "AudioTrackControlsBaseSelected";
controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
} else {
controls_ebox.set_name ("AudioTrackControlsBaseInactiveUnselected");
controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
}
} else {
if (_route->active()) {
controls_ebox.set_name ("BusControlsBaseUnselected");
controls_base_selected_name = "BusControlsBaseSelected";
controls_base_unselected_name = "BusControlsBaseUnselected";
} else {
controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
controls_base_selected_name = "BusControlsBaseInactiveSelected";
controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
}
}
}
XMLNode*
AudioTimeAxisView::get_child_xml_node (const string & childname)
{
return RouteUI::get_child_xml_node (childname);
}
void
AudioTimeAxisView::set_layer_display (LayerDisplay d)
{
AudioStreamView* asv = audio_view ();
if (asv) {
asv->set_layer_display (d);
}
}