git-svn-id: svn://localhost/ardour2/branches/3.0@3293 d708f5d6-7413-0410-9779-e7cbd77b26cf
326 lines
7.6 KiB
C++
326 lines
7.6 KiB
C++
/*
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Copyright (C) 2000-2007 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 "simplerect.h"
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#include "waveview.h"
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#include "ghostregion.h"
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#include "midi_time_axis.h"
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#include "automation_time_axis.h"
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#include "midi_streamview.h"
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#include "rgb_macros.h"
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#include "ardour_ui.h"
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#include "canvas-hit.h"
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#include "canvas-note.h"
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using namespace Editing;
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using namespace ArdourCanvas;
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using namespace ARDOUR;
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GhostRegion::GhostRegion (ArdourCanvas::Group* parent, TimeAxisView& tv, TimeAxisView& source_tv, double initial_pos)
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: trackview (tv)
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, source_trackview (source_tv)
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{
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group = new ArdourCanvas::Group (*parent);
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group->property_x() = initial_pos;
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group->property_y() = 0.0;
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base_rect = new ArdourCanvas::SimpleRect (*group);
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base_rect->property_x1() = (double) 0.0;
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base_rect->property_y1() = (double) 0.0;
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base_rect->property_y2() = (double) trackview.height;
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base_rect->property_outline_what() = (guint32) 0;
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if (!is_automation_ghost()) {
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base_rect->hide();
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}
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GhostRegion::set_colors();
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/* the parent group of a ghostregion is a dedicated group for ghosts,
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so the new ghost would want to get to the top of that group*/
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group->raise_to_top ();
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}
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GhostRegion::~GhostRegion ()
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{
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/*GoingAway (this);
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delete base_rect;
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delete group;*/
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}
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void
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GhostRegion::set_duration (double units)
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{
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base_rect->property_x2() = units;
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}
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void
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GhostRegion::set_height ()
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{
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base_rect->property_y2() = (double) trackview.height;
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}
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void
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GhostRegion::set_colors ()
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{
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if (is_automation_ghost()) {
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base_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
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base_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
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}
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}
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guint
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GhostRegion::source_track_color(unsigned char alpha) {
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Gdk::Color color = source_trackview.color();
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unsigned char r,g,b ;
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r = color.get_red()/256;
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g = color.get_green()/256;
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b = color.get_blue()/256;
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return RGBA_TO_UINT(r, g, b, alpha);
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}
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bool
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GhostRegion::is_automation_ghost() {
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return (dynamic_cast<AutomationTimeAxisView*>(&trackview)) != 0;
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}
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AudioGhostRegion::AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
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: GhostRegion(tv.ghost_group, tv, source_tv, initial_unit_pos) {
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}
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void
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AudioGhostRegion::set_samples_per_unit (double spu)
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{
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for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
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(*i)->property_samples_per_unit() = spu;
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}
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}
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void
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AudioGhostRegion::set_height ()
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{
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gdouble ht;
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vector<WaveView*>::iterator i;
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uint32_t n;
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GhostRegion::set_height();
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ht = ((trackview.height) / (double) waves.size());
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for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
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gdouble yoff = n * ht;
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(*i)->property_height() = ht;
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(*i)->property_y() = yoff;
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}
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}
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void
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AudioGhostRegion::set_colors ()
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{
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GhostRegion::set_colors();
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guint fill_color;
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if (is_automation_ghost()) {
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fill_color = ARDOUR_UI::config()->canvasvar_GhostTrackWaveFill.get();
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}
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else {
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fill_color = source_track_color(200);
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}
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for (uint32_t n=0; n < waves.size(); ++n) {
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waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
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waves[n]->property_fill_color() = fill_color;
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waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
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waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
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}
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}
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/*
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* This is the general constructor, and is called when the destination timeaxisview doesn't have
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* a midistreamview. But what to do when positioning the midi ghost here? For example, there is
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* no range controller in these tracks. maybe show the whole range.
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*/
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MidiGhostRegion::MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
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: GhostRegion(tv.ghost_group, tv, source_tv, initial_unit_pos)
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{
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base_rect->lower_to_bottom();
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}
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MidiGhostRegion::MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, double initial_unit_pos)
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: GhostRegion(msv.midi_underlay_group, msv.trackview(), source_tv, initial_unit_pos)
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{
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base_rect->lower_to_bottom();
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}
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MidiGhostRegion::~MidiGhostRegion()
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{
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//clear_events();
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}
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MidiGhostRegion::Event::Event(ArdourCanvas::CanvasNoteEvent* e)
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: event(e)
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{
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}
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MidiGhostRegion::Note::Note(ArdourCanvas::CanvasNote* n, ArdourCanvas::Group* g)
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: Event(n)
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{
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rect = new ArdourCanvas::SimpleRect(*g, n->x1(), n->y1(), n->x2(), n->y2());
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}
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MidiGhostRegion::Note::~Note()
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{
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//delete rect;
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}
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void
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MidiGhostRegion::Note::x_changed()
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{
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rect->property_x1() = event->x1();
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rect->property_x2() = event->x2();
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}
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MidiGhostRegion::Hit::Hit(ArdourCanvas::CanvasHit* h, ArdourCanvas::Group*)
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: Event(h)
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{
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cerr << "Hit ghost item does not work yet" << endl;
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}
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MidiGhostRegion::Hit::~Hit()
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{
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}
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void
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MidiGhostRegion::Hit::x_changed()
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{
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}
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void
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MidiGhostRegion::set_samples_per_unit (double spu)
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{
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}
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MidiStreamView*
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MidiGhostRegion::midi_view()
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{
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MidiTimeAxisView* mtv;
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if ((mtv = dynamic_cast<MidiTimeAxisView*>(&trackview)) != 0) {
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return mtv->midi_view();
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}
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else {
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return 0;
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}
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}
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void
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MidiGhostRegion::set_height()
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{
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GhostRegion::set_height();
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update_range();
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}
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void
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MidiGhostRegion::set_colors()
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{
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MidiGhostRegion::Note* note;
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guint fill = source_track_color(200);
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GhostRegion::set_colors();
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for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
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if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
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note->rect->property_fill_color_rgba() = fill;
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note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
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}
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}
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}
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void
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MidiGhostRegion::update_range()
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{
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MidiStreamView* mv = midi_view();
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if (!mv) {
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return;
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}
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MidiGhostRegion::Note* note;
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uint8_t note_num;
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double y;
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for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
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if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
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note_num = note->event->note()->note();
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if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
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note->rect->hide();
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}
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else {
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note->rect->show();
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y = mv->note_to_y(note_num);
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note->rect->property_y1() = y;
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note->rect->property_y2() = y + mv->note_height();
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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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MidiGhostRegion::add_note(ArdourCanvas::CanvasNote* n)
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{
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Note* note = new Note(n, group);
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events.push_back(note);
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note->rect->property_fill_color_rgba() = source_track_color(200);
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note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
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MidiStreamView* mv = midi_view();
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if (mv) {
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const uint8_t note_num = n->note()->note();
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if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
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note->rect->hide();
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} else {
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const double y = mv->note_to_y(note_num);
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note->rect->property_y1() = y;
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note->rect->property_y2() = y + mv->note_height();
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}
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}
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}
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void
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MidiGhostRegion::add_hit(ArdourCanvas::CanvasHit* h)
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{
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//events.push_back(new Hit(h, group));
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}
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void
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MidiGhostRegion::clear_events()
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{
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for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
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delete *it;
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}
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events.clear();
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}
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