1304 lines
32 KiB
C++
1304 lines
32 KiB
C++
/*
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Copyright (C) 2001-2006 Paul Davis
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This program is free software; you can r>edistribute 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 <cmath>
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#include <cassert>
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#include <algorithm>
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#include <gtkmm.h>
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#include <gtkmm2ext/gtk_ui.h>
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#include <ardour/playlist.h>
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#include <ardour/audioregion.h>
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#include <ardour/audiosource.h>
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#include <ardour/audio_diskstream.h>
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#include <ardour/profile.h>
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#include <pbd/memento_command.h>
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#include <pbd/stacktrace.h>
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#include "streamview.h"
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#include "audio_region_view.h"
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#include "audio_time_axis.h"
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#include "simplerect.h"
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#include "simpleline.h"
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#include "waveview.h"
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#include "public_editor.h"
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#include "audio_region_editor.h"
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#include "region_gain_line.h"
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#include "ghostregion.h"
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#include "audio_time_axis.h"
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#include "utils.h"
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#include "rgb_macros.h"
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#include "gui_thread.h"
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#include "ardour_ui.h"
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#include "i18n.h"
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#define MUTED_ALPHA 10
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using namespace sigc;
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using namespace ARDOUR;
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using namespace PBD;
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using namespace Editing;
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using namespace ArdourCanvas;
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static const int32_t sync_mark_width = 9;
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AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
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Gdk::Color& basic_color)
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: RegionView (parent, tv, r, spu, basic_color)
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, sync_mark(0)
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, zero_line(0)
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, fade_in_shape(0)
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, fade_out_shape(0)
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, fade_in_handle(0)
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, fade_out_handle(0)
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, gain_line(0)
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, _amplitude_above_axis(1.0)
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, _flags(0)
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, fade_color(0)
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{
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}
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AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
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Gdk::Color& basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
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: RegionView (parent, tv, r, spu, basic_color, recording, visibility)
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, sync_mark(0)
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, zero_line(0)
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, fade_in_shape(0)
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, fade_out_shape(0)
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, fade_in_handle(0)
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, fade_out_handle(0)
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, gain_line(0)
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, _amplitude_above_axis(1.0)
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, _flags(0)
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, fade_color(0)
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{
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}
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AudioRegionView::AudioRegionView (const AudioRegionView& other)
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: RegionView (other)
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, zero_line(0)
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, fade_in_shape(0)
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, fade_out_shape(0)
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, fade_in_handle(0)
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, fade_out_handle(0)
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, gain_line(0)
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, _amplitude_above_axis(1.0)
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, _flags(0)
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, fade_color(0)
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{
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Gdk::Color c;
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int r,g,b,a;
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UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
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c.set_rgb_p (r/255.0, g/255.0, b/255.0);
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init (c, true);
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}
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AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
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: RegionView (other, boost::shared_ptr<Region> (other_region))
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, zero_line(0)
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, fade_in_shape(0)
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, fade_out_shape(0)
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, fade_in_handle(0)
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, fade_out_handle(0)
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, gain_line(0)
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, _amplitude_above_axis(1.0)
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, _flags(0)
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, fade_color(0)
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{
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Gdk::Color c;
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int r,g,b,a;
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UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
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c.set_rgb_p (r/255.0, g/255.0, b/255.0);
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init (c, true);
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}
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void
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AudioRegionView::init (Gdk::Color& basic_color, bool wfd)
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{
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// FIXME: Some redundancy here with RegionView::init. Need to figure out
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// where order is important and where it isn't...
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RegionView::init (basic_color, wfd);
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XMLNode *node;
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_amplitude_above_axis = 1.0;
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zero_line = 0;
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_flags = 0;
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if ((node = _region->extra_xml ("GUI")) != 0) {
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set_flags (node);
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} else {
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_flags = WaveformVisible;
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store_flags ();
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}
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if (trackview.editor.new_regionviews_display_gain()) {
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_flags |= EnvelopeVisible;
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}
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compute_colors (basic_color);
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create_waves ();
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fade_in_shape = new ArdourCanvas::Polygon (*group);
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fade_in_shape->property_fill_color_rgba() = fade_color;
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fade_in_shape->set_data ("regionview", this);
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fade_out_shape = new ArdourCanvas::Polygon (*group);
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fade_out_shape->property_fill_color_rgba() = fade_color;
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fade_out_shape->set_data ("regionview", this);
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{
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uint32_t r,g,b,a;
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UINT_TO_RGBA(fill_color,&r,&g,&b,&a);
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fade_in_handle = new ArdourCanvas::SimpleRect (*group);
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fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,0);
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fade_in_handle->property_outline_pixels() = 0;
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fade_in_handle->property_y1() = 2.0;
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fade_in_handle->property_y2() = 7.0;
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fade_in_handle->set_data ("regionview", this);
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fade_out_handle = new ArdourCanvas::SimpleRect (*group);
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fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,0);
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fade_out_handle->property_outline_pixels() = 0;
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fade_out_handle->property_y1() = 2.0;
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fade_out_handle->property_y2() = 7.0;
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fade_out_handle->set_data ("regionview", this);
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}
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if (!Config->get_show_region_fades()) {
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set_fade_visibility (false);
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}
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string foo = _region->name();
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foo += ':';
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foo += "gain";
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if (!Profile->get_sae()) {
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gain_line = new AudioRegionGainLine (foo, trackview.session(), *this, *group, audio_region()->envelope());
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if (!(_flags & EnvelopeVisible)) {
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gain_line->hide ();
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} else {
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gain_line->show ();
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}
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gain_line->reset ();
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}
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set_height (trackview.current_height());
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region_muted ();
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region_sync_changed ();
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region_resized (BoundsChanged);
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set_waveview_data_src();
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region_locked ();
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envelope_active_changed ();
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fade_in_active_changed ();
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fade_out_active_changed ();
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_region->StateChanged.connect (mem_fun(*this, &AudioRegionView::region_changed));
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fade_in_shape->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
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fade_in_handle->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
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fade_out_shape->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
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fade_out_handle->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
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set_colors ();
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/* XXX sync mark drag? */
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}
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AudioRegionView::~AudioRegionView ()
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{
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in_destructor = true;
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RegionViewGoingAway (this); /* EMIT_SIGNAL */
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for (vector<GnomeCanvasWaveViewCache *>::iterator cache = wave_caches.begin(); cache != wave_caches.end() ; ++cache) {
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gnome_canvas_waveview_cache_destroy (*cache);
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}
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/* all waveviews etc will be destroyed when the group is destroyed */
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if (gain_line) {
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delete gain_line;
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}
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}
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boost::shared_ptr<ARDOUR::AudioRegion>
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AudioRegionView::audio_region() const
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{
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// "Guaranteed" to succeed...
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return boost::dynamic_pointer_cast<AudioRegion>(_region);
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}
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void
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AudioRegionView::region_changed (Change what_changed)
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{
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ENSURE_GUI_THREAD (bind (mem_fun(*this, &AudioRegionView::region_changed), what_changed));
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//cerr << "AudioRegionView::region_changed() called" << endl;
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RegionView::region_changed(what_changed);
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if (what_changed & AudioRegion::ScaleAmplitudeChanged) {
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region_scale_amplitude_changed ();
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}
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if (what_changed & AudioRegion::FadeInChanged) {
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fade_in_changed ();
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}
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if (what_changed & AudioRegion::FadeOutChanged) {
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fade_out_changed ();
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}
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if (what_changed & AudioRegion::FadeInActiveChanged) {
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fade_in_active_changed ();
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}
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if (what_changed & AudioRegion::FadeOutActiveChanged) {
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fade_out_active_changed ();
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}
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if (what_changed & AudioRegion::EnvelopeActiveChanged) {
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envelope_active_changed ();
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}
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}
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void
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AudioRegionView::fade_in_changed ()
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{
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reset_fade_in_shape ();
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}
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void
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AudioRegionView::fade_out_changed ()
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{
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reset_fade_out_shape ();
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}
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void
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AudioRegionView::fade_in_active_changed ()
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{
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uint32_t r,g,b,a;
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uint32_t col;
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UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
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if (audio_region()->fade_in_active()) {
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col = RGBA_TO_UINT(r,g,b,120);
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fade_in_shape->property_fill_color_rgba() = col;
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fade_in_shape->property_width_pixels() = 0;
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fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
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} else {
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col = RGBA_TO_UINT(r,g,b,0);
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fade_in_shape->property_fill_color_rgba() = col;
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fade_in_shape->property_width_pixels() = 1;
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fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
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}
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}
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void
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AudioRegionView::fade_out_active_changed ()
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{
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uint32_t r,g,b,a;
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uint32_t col;
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UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
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if (audio_region()->fade_out_active()) {
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col = RGBA_TO_UINT(r,g,b,120);
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fade_out_shape->property_fill_color_rgba() = col;
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fade_out_shape->property_width_pixels() = 0;
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fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
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} else {
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col = RGBA_TO_UINT(r,g,b,0);
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fade_out_shape->property_fill_color_rgba() = col;
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fade_out_shape->property_width_pixels() = 1;
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fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
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}
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}
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void
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AudioRegionView::region_scale_amplitude_changed ()
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{
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ENSURE_GUI_THREAD (mem_fun(*this, &AudioRegionView::region_scale_amplitude_changed));
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for (uint32_t n = 0; n < waves.size(); ++n) {
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// force a reload of the cache
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waves[n]->property_data_src() = _region.get();
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}
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}
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void
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AudioRegionView::region_resized (Change what_changed)
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{
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RegionView::region_resized(what_changed);
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if (what_changed & Change (StartChanged|LengthChanged)) {
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for (uint32_t n = 0; n < waves.size(); ++n) {
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waves[n]->property_region_start() = _region->start();
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}
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for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
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for (vector<WaveView*>::iterator w = (*i)->waves.begin(); w != (*i)->waves.end(); ++w) {
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(*w)->property_region_start() = _region->start();
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}
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}
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}
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}
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void
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AudioRegionView::reset_width_dependent_items (double pixel_width)
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{
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RegionView::reset_width_dependent_items(pixel_width);
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assert(_pixel_width == pixel_width);
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if (zero_line) {
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zero_line->property_x2() = pixel_width - 1.0;
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}
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if (fade_in_handle) {
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if (pixel_width <= 6.0) {
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fade_in_handle->hide();
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fade_out_handle->hide();
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} else {
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if (_height < 5.0) {
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fade_in_handle->hide();
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fade_out_handle->hide();
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} else {
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if (Config->get_show_region_fades()) {
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fade_in_handle->show();
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fade_out_handle->show();
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}
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}
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}
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}
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reset_fade_shapes ();
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}
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void
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AudioRegionView::region_muted ()
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{
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RegionView::region_muted();
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for (uint32_t n=0; n < waves.size(); ++n) {
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if (_region->muted()) {
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waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
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} else {
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waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
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}
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}
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}
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void
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AudioRegionView::set_height (gdouble height)
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{
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RegionView::set_height (height);
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uint32_t wcnt = waves.size();
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// FIXME: ick
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height -= 2;
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TimeAxisViewItem::set_height (height);
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for (uint32_t n=0; n < wcnt; ++n) {
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gdouble ht;
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if ((height) < NAME_HIGHLIGHT_THRESH) {
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ht = ((height-2*wcnt) / (double) wcnt);
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} else {
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ht = (((height-2*wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
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}
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gdouble yoff = n * (ht+1);
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waves[n]->property_height() = ht;
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waves[n]->property_y() = yoff + 2;
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}
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if (gain_line) {
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if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
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gain_line->hide ();
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} else {
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if (_flags & EnvelopeVisible) {
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gain_line->show ();
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}
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}
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gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE - 2));
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}
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manage_zero_line ();
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reset_fade_shapes ();
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}
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void
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AudioRegionView::manage_zero_line ()
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{
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if (!zero_line) {
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return;
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}
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if (_height >= 100) {
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gdouble wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
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zero_line->property_y1() = wave_midpoint;
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zero_line->property_y2() = wave_midpoint;
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zero_line->show();
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} else {
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zero_line->hide();
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}
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}
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void
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AudioRegionView::reset_fade_shapes ()
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{
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reset_fade_in_shape ();
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reset_fade_out_shape ();
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}
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void
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AudioRegionView::reset_fade_in_shape ()
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{
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reset_fade_in_shape_width ((nframes_t) audio_region()->fade_in().back()->when);
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}
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void
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AudioRegionView::reset_fade_in_shape_width (nframes_t width)
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{
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if (fade_in_handle == 0) {
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return;
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}
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/* smallest size for a fade is 64 frames */
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width = std::max ((nframes_t) 64, width);
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Points* points;
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double pwidth = width / samples_per_unit;
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uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
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double h;
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if (_height < 5) {
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fade_in_shape->hide();
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fade_in_handle->hide();
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return;
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}
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double handle_center;
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handle_center = pwidth;
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if (handle_center > 7.0) {
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handle_center -= 3.0;
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} else {
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handle_center = 3.0;
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}
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fade_in_handle->property_x1() = handle_center - 3.0;
|
|
fade_in_handle->property_x2() = handle_center + 3.0;
|
|
|
|
if (pwidth < 5) {
|
|
fade_in_shape->hide();
|
|
return;
|
|
}
|
|
|
|
if (Config->get_show_region_fades()) {
|
|
fade_in_shape->show();
|
|
}
|
|
|
|
float curve[npoints];
|
|
audio_region()->fade_in().get_vector (0, audio_region()->fade_in().back()->when, curve, npoints);
|
|
|
|
points = get_canvas_points ("fade in shape", npoints+3);
|
|
|
|
if (_height >= NAME_HIGHLIGHT_THRESH) {
|
|
h = _height - NAME_HIGHLIGHT_SIZE;
|
|
} else {
|
|
h = _height;
|
|
}
|
|
|
|
/* points *MUST* be in anti-clockwise order */
|
|
|
|
uint32_t pi, pc;
|
|
double xdelta = pwidth/npoints;
|
|
|
|
for (pi = 0, pc = 0; pc < npoints; ++pc) {
|
|
(*points)[pi].set_x(1 + (pc * xdelta));
|
|
(*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
|
|
}
|
|
|
|
/* fold back */
|
|
|
|
(*points)[pi].set_x(pwidth);
|
|
(*points)[pi++].set_y(2);
|
|
|
|
(*points)[pi].set_x(1);
|
|
(*points)[pi++].set_y(2);
|
|
|
|
/* connect the dots ... */
|
|
|
|
(*points)[pi] = (*points)[0];
|
|
|
|
fade_in_shape->property_points() = *points;
|
|
delete points;
|
|
}
|
|
|
|
void
|
|
AudioRegionView::reset_fade_out_shape ()
|
|
{
|
|
reset_fade_out_shape_width ((nframes_t) audio_region()->fade_out().back()->when);
|
|
}
|
|
|
|
void
|
|
AudioRegionView::reset_fade_out_shape_width (nframes_t width)
|
|
{
|
|
if (fade_out_handle == 0) {
|
|
return;
|
|
}
|
|
|
|
/* smallest size for a fade is 64 frames */
|
|
|
|
width = std::max ((nframes_t) 64, width);
|
|
|
|
Points* points;
|
|
double pwidth = width / samples_per_unit;
|
|
uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
|
|
double h;
|
|
|
|
if (_height < 5) {
|
|
fade_out_shape->hide();
|
|
fade_out_handle->hide();
|
|
return;
|
|
}
|
|
|
|
double handle_center;
|
|
handle_center = (_region->length() - width) / samples_per_unit;
|
|
|
|
if (handle_center > 7.0) {
|
|
handle_center -= 3.0;
|
|
} else {
|
|
handle_center = 3.0;
|
|
}
|
|
|
|
fade_out_handle->property_x1() = handle_center - 3.0;
|
|
fade_out_handle->property_x2() = handle_center + 3.0;
|
|
|
|
/* don't show shape if its too small */
|
|
|
|
if (pwidth < 5) {
|
|
fade_out_shape->hide();
|
|
return;
|
|
}
|
|
|
|
if (Config->get_show_region_fades()) {
|
|
fade_out_shape->show();
|
|
}
|
|
|
|
float curve[npoints];
|
|
audio_region()->fade_out().get_vector (0, audio_region()->fade_out().back()->when, curve, npoints);
|
|
|
|
if (_height >= NAME_HIGHLIGHT_THRESH) {
|
|
h = _height - NAME_HIGHLIGHT_SIZE;
|
|
} else {
|
|
h = _height;
|
|
}
|
|
|
|
/* points *MUST* be in anti-clockwise order */
|
|
|
|
points = get_canvas_points ("fade out shape", npoints+3);
|
|
|
|
uint32_t pi, pc;
|
|
double xdelta = pwidth/npoints;
|
|
|
|
for (pi = 0, pc = 0; pc < npoints; ++pc) {
|
|
(*points)[pi].set_x(_pixel_width - 1 - pwidth + (pc*xdelta));
|
|
(*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
|
|
}
|
|
|
|
/* fold back */
|
|
|
|
(*points)[pi].set_x(_pixel_width);
|
|
(*points)[pi++].set_y(h);
|
|
|
|
(*points)[pi].set_x(_pixel_width);
|
|
(*points)[pi++].set_y(2);
|
|
|
|
/* connect the dots ... */
|
|
|
|
(*points)[pi] = (*points)[0];
|
|
|
|
fade_out_shape->property_points() = *points;
|
|
delete points;
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_samples_per_unit (gdouble spu)
|
|
{
|
|
RegionView::set_samples_per_unit (spu);
|
|
|
|
if (_flags & WaveformVisible) {
|
|
for (uint32_t n=0; n < waves.size(); ++n) {
|
|
waves[n]->property_samples_per_unit() = spu;
|
|
}
|
|
}
|
|
|
|
if (gain_line) {
|
|
gain_line->reset ();
|
|
}
|
|
|
|
reset_fade_shapes ();
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_amplitude_above_axis (gdouble spp)
|
|
{
|
|
for (uint32_t n=0; n < waves.size(); ++n) {
|
|
waves[n]->property_amplitude_above_axis() = spp;
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::compute_colors (Gdk::Color& basic_color)
|
|
{
|
|
RegionView::compute_colors(basic_color);
|
|
|
|
uint32_t r, g, b, a;
|
|
|
|
/* gain color computed in envelope_active_changed() */
|
|
|
|
UINT_TO_RGBA (fill_color, &r, &g, &b, &a);
|
|
fade_color = RGBA_TO_UINT(r,g,b,120);
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_colors ()
|
|
{
|
|
RegionView::set_colors();
|
|
|
|
if (gain_line) {
|
|
gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
|
|
}
|
|
|
|
for (uint32_t n=0; n < waves.size(); ++n) {
|
|
if (_region->muted()) {
|
|
waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
|
|
} else {
|
|
waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
|
|
}
|
|
|
|
waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
|
|
waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::show_region_editor ()
|
|
{
|
|
if (editor == 0) {
|
|
editor = new AudioRegionEditor (trackview.session(), audio_region(), *this);
|
|
// GTK2FIX : how to ensure float without realizing
|
|
// editor->realize ();
|
|
// trackview.editor.ensure_float (*editor);
|
|
}
|
|
|
|
editor->present ();
|
|
editor->set_position (Gtk::WIN_POS_MOUSE);
|
|
editor->show_all();
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_waveform_visible (bool yn)
|
|
{
|
|
if (((_flags & WaveformVisible) != yn)) {
|
|
if (yn) {
|
|
for (uint32_t n=0; n < waves.size(); ++n) {
|
|
/* make sure the zoom level is correct, since we don't update
|
|
this when waveforms are hidden.
|
|
*/
|
|
waves[n]->property_samples_per_unit() = samples_per_unit;
|
|
waves[n]->show();
|
|
}
|
|
_flags |= WaveformVisible;
|
|
} else {
|
|
for (uint32_t n=0; n < waves.size(); ++n) {
|
|
waves[n]->hide();
|
|
}
|
|
_flags &= ~WaveformVisible;
|
|
}
|
|
store_flags ();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::temporarily_hide_envelope ()
|
|
{
|
|
if (gain_line) {
|
|
gain_line->hide ();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::unhide_envelope ()
|
|
{
|
|
if (gain_line && (_flags & EnvelopeVisible)) {
|
|
gain_line->show ();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_envelope_visible (bool yn)
|
|
{
|
|
if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
|
|
if (yn) {
|
|
gain_line->show ();
|
|
_flags |= EnvelopeVisible;
|
|
} else {
|
|
gain_line->hide ();
|
|
_flags &= ~EnvelopeVisible;
|
|
}
|
|
store_flags ();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::create_waves ()
|
|
{
|
|
// cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
|
|
RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
|
|
|
|
if (!atv.get_diskstream()) {
|
|
return;
|
|
}
|
|
|
|
uint32_t nchans = atv.get_diskstream()->n_channels();
|
|
|
|
// cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data << " and channels = " << nchans << endl;
|
|
|
|
/* in tmp_waves, set up null pointers for each channel so the vector is allocated */
|
|
for (uint32_t n = 0; n < nchans; ++n) {
|
|
tmp_waves.push_back (0);
|
|
}
|
|
|
|
for (uint32_t n = 0; n < nchans; ++n) {
|
|
|
|
if (n >= audio_region()->n_channels()) {
|
|
break;
|
|
}
|
|
|
|
wave_caches.push_back (WaveView::create_cache ());
|
|
|
|
// cerr << "\tchannel " << n << endl;
|
|
|
|
if (wait_for_data) {
|
|
if (audio_region()->source(n)->peaks_ready (bind (mem_fun(*this, &AudioRegionView::peaks_ready_handler), n), data_ready_connection)) {
|
|
// cerr << "\tData is ready\n";
|
|
create_one_wave (n, true);
|
|
} else {
|
|
// cerr << "\tdata is not ready\n";
|
|
// we'll get a PeaksReady signal from the source in the future
|
|
// and will call create_one_wave(n) then.
|
|
}
|
|
|
|
} else {
|
|
// cerr << "\tdon't delay, display today!\n";
|
|
create_one_wave (n, true);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::create_one_wave (uint32_t which, bool direct)
|
|
{
|
|
//cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
|
|
RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
|
|
uint32_t nchans = atv.get_diskstream()->n_channels();
|
|
uint32_t n;
|
|
uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
|
|
gdouble ht;
|
|
|
|
if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
|
|
ht = ((trackview.current_height()) / (double) nchans);
|
|
} else {
|
|
ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
|
|
}
|
|
|
|
gdouble yoff = which * ht;
|
|
|
|
WaveView *wave = new WaveView(*group);
|
|
|
|
wave->property_data_src() = (gpointer) _region.get();
|
|
wave->property_cache() = wave_caches[which];
|
|
wave->property_cache_updater() = true;
|
|
wave->property_channel() = which;
|
|
wave->property_length_function() = (gpointer) region_length_from_c;
|
|
wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
|
|
wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
|
|
wave->property_x() = 0.0;
|
|
wave->property_y() = yoff;
|
|
wave->property_height() = (double) ht;
|
|
wave->property_samples_per_unit() = samples_per_unit;
|
|
wave->property_amplitude_above_axis() = _amplitude_above_axis;
|
|
|
|
if (_recregion) {
|
|
wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
|
|
wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
|
|
} else {
|
|
wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
|
|
wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
|
|
}
|
|
|
|
wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
|
|
wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
|
|
wave->property_region_start() = _region->start();
|
|
wave->property_rectified() = (bool) (_flags & WaveformRectified);
|
|
wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
|
|
|
|
if (!(_flags & WaveformVisible)) {
|
|
wave->hide();
|
|
}
|
|
|
|
/* note: calling this function is serialized by the lock
|
|
held in the peak building thread that signals that
|
|
peaks are ready for use *or* by the fact that it is
|
|
called one by one from the GUI thread.
|
|
*/
|
|
|
|
if (which < nchans) {
|
|
tmp_waves[which] = wave;
|
|
} else {
|
|
/* n-channel track, >n-channel source */
|
|
}
|
|
|
|
/* see if we're all ready */
|
|
|
|
for (n = 0; n < nchans; ++n) {
|
|
if (tmp_waves[n] == 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (n == nwaves && waves.empty()) {
|
|
/* all waves are ready */
|
|
tmp_waves.resize(nwaves);
|
|
|
|
waves = tmp_waves;
|
|
tmp_waves.clear ();
|
|
|
|
/* all waves created, don't hook into peaks ready anymore */
|
|
data_ready_connection.disconnect ();
|
|
|
|
if (!zero_line) {
|
|
zero_line = new ArdourCanvas::SimpleLine (*group);
|
|
zero_line->property_x1() = (gdouble) 1.0;
|
|
zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
|
|
zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
|
|
manage_zero_line ();
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::peaks_ready_handler (uint32_t which)
|
|
{
|
|
Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &AudioRegionView::create_one_wave), which, false));
|
|
// cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
|
|
}
|
|
|
|
void
|
|
AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
|
|
{
|
|
if (gain_line == 0) {
|
|
return;
|
|
}
|
|
|
|
double x, y;
|
|
|
|
/* don't create points that can't be seen */
|
|
|
|
set_envelope_visible (true);
|
|
|
|
x = ev->button.x;
|
|
y = ev->button.y;
|
|
|
|
item->w2i (x, y);
|
|
|
|
nframes_t fx = trackview.editor.pixel_to_frame (x);
|
|
|
|
if (fx > _region->length()) {
|
|
return;
|
|
}
|
|
|
|
/* compute vertical fractional position */
|
|
|
|
y = 1.0 - (y / (trackview.current_height() - NAME_HIGHLIGHT_SIZE));
|
|
|
|
/* map using gain line */
|
|
|
|
gain_line->view_to_model_y (y);
|
|
|
|
trackview.session().begin_reversible_command (_("add gain control point"));
|
|
XMLNode &before = audio_region()->envelope().get_state();
|
|
|
|
if (!audio_region()->envelope_active()) {
|
|
XMLNode ®ion_before = audio_region()->get_state();
|
|
audio_region()->set_envelope_active(true);
|
|
XMLNode ®ion_after = audio_region()->get_state();
|
|
trackview.session().add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
|
|
}
|
|
|
|
audio_region()->envelope().add (fx, y);
|
|
|
|
XMLNode &after = audio_region()->envelope().get_state();
|
|
trackview.session().add_command (new MementoCommand<Curve>(audio_region()->envelope(), &before, &after));
|
|
trackview.session().commit_reversible_command ();
|
|
}
|
|
|
|
void
|
|
AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
|
|
{
|
|
ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
|
|
audio_region()->envelope().erase (cp->model);
|
|
}
|
|
|
|
void
|
|
AudioRegionView::store_flags()
|
|
{
|
|
XMLNode *node = new XMLNode ("GUI");
|
|
|
|
node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
|
|
node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
|
|
node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
|
|
node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
|
|
|
|
_region->add_extra_xml (*node);
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_flags (XMLNode* node)
|
|
{
|
|
XMLProperty *prop;
|
|
|
|
if ((prop = node->property ("waveform-visible")) != 0) {
|
|
if (string_is_affirmative (prop->value())) {
|
|
_flags |= WaveformVisible;
|
|
}
|
|
}
|
|
|
|
if ((prop = node->property ("envelope-visible")) != 0) {
|
|
if (string_is_affirmative (prop->value())) {
|
|
_flags |= EnvelopeVisible;
|
|
}
|
|
}
|
|
|
|
if ((prop = node->property ("waveform-rectified")) != 0) {
|
|
if (string_is_affirmative (prop->value())) {
|
|
_flags |= WaveformRectified;
|
|
}
|
|
}
|
|
|
|
if ((prop = node->property ("waveform-logscaled")) != 0) {
|
|
if (string_is_affirmative (prop->value())) {
|
|
_flags |= WaveformLogScaled;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_waveform_shape (WaveformShape shape)
|
|
{
|
|
bool yn;
|
|
|
|
/* this slightly odd approach is to leave the door open to
|
|
other "shapes" such as spectral displays, etc.
|
|
*/
|
|
|
|
switch (shape) {
|
|
case Rectified:
|
|
yn = true;
|
|
break;
|
|
|
|
default:
|
|
yn = false;
|
|
break;
|
|
}
|
|
|
|
if (yn != (bool) (_flags & WaveformRectified)) {
|
|
for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
|
|
(*wave)->property_rectified() = yn;
|
|
}
|
|
|
|
if (zero_line) {
|
|
if (yn) {
|
|
zero_line->hide();
|
|
} else {
|
|
zero_line->show();
|
|
}
|
|
}
|
|
|
|
if (yn) {
|
|
_flags |= WaveformRectified;
|
|
} else {
|
|
_flags &= ~WaveformRectified;
|
|
}
|
|
store_flags ();
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_waveform_scale (WaveformScale scale)
|
|
{
|
|
bool yn = (scale == LogWaveform);
|
|
|
|
if (yn != (bool) (_flags & WaveformLogScaled)) {
|
|
for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
|
|
(*wave)->property_logscaled() = yn;
|
|
}
|
|
|
|
if (yn) {
|
|
_flags |= WaveformLogScaled;
|
|
} else {
|
|
_flags &= ~WaveformLogScaled;
|
|
}
|
|
store_flags ();
|
|
}
|
|
}
|
|
|
|
|
|
GhostRegion*
|
|
AudioRegionView::add_ghost (AutomationTimeAxisView& atv)
|
|
{
|
|
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
|
|
assert(rtv);
|
|
|
|
double unit_position = _region->position () / samples_per_unit;
|
|
GhostRegion* ghost = new GhostRegion (atv, unit_position);
|
|
uint32_t nchans;
|
|
|
|
nchans = rtv->get_diskstream()->n_channels();
|
|
|
|
for (uint32_t n = 0; n < nchans; ++n) {
|
|
|
|
if (n >= audio_region()->n_channels()) {
|
|
break;
|
|
}
|
|
|
|
WaveView *wave = new WaveView(*ghost->group);
|
|
|
|
wave->property_data_src() = _region.get();
|
|
wave->property_cache() = wave_caches[n];
|
|
wave->property_cache_updater() = false;
|
|
wave->property_channel() = n;
|
|
wave->property_length_function() = (gpointer)region_length_from_c;
|
|
wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
|
|
wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
|
|
wave->property_x() = 0.0;
|
|
wave->property_samples_per_unit() = samples_per_unit;
|
|
wave->property_amplitude_above_axis() = _amplitude_above_axis;
|
|
wave->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
|
|
wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
|
|
wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
|
|
wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
|
|
wave->property_region_start() = _region->start();
|
|
|
|
ghost->waves.push_back(wave);
|
|
}
|
|
|
|
ghost->set_height ();
|
|
ghost->set_duration (_region->length() / samples_per_unit);
|
|
ghosts.push_back (ghost);
|
|
|
|
ghost->GoingAway.connect (mem_fun(*this, &AudioRegionView::remove_ghost));
|
|
|
|
return ghost;
|
|
}
|
|
|
|
void
|
|
AudioRegionView::entered ()
|
|
{
|
|
if (gain_line && _flags & EnvelopeVisible) {
|
|
gain_line->show_all_control_points ();
|
|
}
|
|
|
|
uint32_t r,g,b,a;
|
|
UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
|
|
a=255;
|
|
|
|
if (fade_in_handle) {
|
|
fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
|
|
fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::exited ()
|
|
{
|
|
if (gain_line) {
|
|
gain_line->hide_all_but_selected_control_points ();
|
|
}
|
|
|
|
uint32_t r,g,b,a;
|
|
UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
|
|
a=0;
|
|
|
|
if (fade_in_handle) {
|
|
fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
|
|
fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::envelope_active_changed ()
|
|
{
|
|
if (gain_line) {
|
|
gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_waveview_data_src()
|
|
{
|
|
|
|
double unit_length= _region->length() / samples_per_unit;
|
|
|
|
for (uint32_t n = 0; n < waves.size(); ++n) {
|
|
// TODO: something else to let it know the channel
|
|
waves[n]->property_data_src() = _region.get();
|
|
}
|
|
|
|
for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
|
|
|
|
(*i)->set_duration (unit_length);
|
|
|
|
for (vector<WaveView*>::iterator w = (*i)->waves.begin(); w != (*i)->waves.end(); ++w) {
|
|
(*w)->property_data_src() = _region.get();
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
AudioRegionView::color_handler ()
|
|
{
|
|
set_colors ();
|
|
envelope_active_changed();
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_frame_color ()
|
|
{
|
|
if (!frame) {
|
|
return;
|
|
}
|
|
|
|
if (_region->opaque()) {
|
|
fill_opacity = 130;
|
|
} else {
|
|
fill_opacity = 0;
|
|
}
|
|
|
|
uint32_t r,g,b,a;
|
|
|
|
if (_selected && should_show_selection) {
|
|
UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get(), &r, &g, &b, &a);
|
|
frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
|
|
|
|
for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
|
|
if (_region->muted()) {
|
|
(*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
|
|
} else {
|
|
(*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
|
|
(*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
|
|
}
|
|
}
|
|
} else {
|
|
if (_recregion) {
|
|
UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_RecordingRect.get(), &r, &g, &b, &a);
|
|
frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, a);
|
|
|
|
for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
|
|
if (_region->muted()) {
|
|
(*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
|
|
} else {
|
|
(*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
|
|
(*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
|
|
}
|
|
}
|
|
} else {
|
|
UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_FrameBase.get(), &r, &g, &b, &a);
|
|
frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
|
|
|
|
for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
|
|
if (_region->muted()) {
|
|
(*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
|
|
} else {
|
|
(*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
|
|
(*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
AudioRegionView::set_fade_visibility (bool yn)
|
|
{
|
|
if (yn) {
|
|
if (fade_in_shape) {
|
|
fade_in_shape->show();
|
|
}
|
|
if (fade_out_shape) {
|
|
fade_out_shape->show ();
|
|
}
|
|
if (fade_in_handle) {
|
|
fade_in_handle->show ();
|
|
}
|
|
if (fade_out_handle) {
|
|
fade_out_handle->show ();
|
|
}
|
|
} else {
|
|
if (fade_in_shape) {
|
|
fade_in_shape->hide();
|
|
}
|
|
if (fade_out_shape) {
|
|
fade_out_shape->hide ();
|
|
}
|
|
if (fade_in_handle) {
|
|
fade_in_handle->hide ();
|
|
}
|
|
if (fade_out_handle) {
|
|
fade_out_handle->hide ();
|
|
}
|
|
}
|
|
}
|