2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "evoral/Note.hpp"
21 #include "ardour_ui.h"
22 #include "automation_time_axis.h"
23 #include "canvas-hit.h"
24 #include "canvas-note.h"
25 #include "ghostregion.h"
26 #include "midi_streamview.h"
27 #include "midi_time_axis.h"
28 #include "rgb_macros.h"
29 #include "simplerect.h"
33 using namespace Editing;
34 using namespace ArdourCanvas;
35 using namespace ARDOUR;
37 GhostRegion::GhostRegion (ArdourCanvas::Group* parent, TimeAxisView& tv, TimeAxisView& source_tv, double initial_pos)
39 , source_trackview (source_tv)
41 group = new ArdourCanvas::Group (*parent);
42 group->property_x() = initial_pos;
43 group->property_y() = 0.0;
45 base_rect = new ArdourCanvas::SimpleRect (*group);
46 base_rect->property_x1() = (double) 0.0;
47 base_rect->property_y1() = (double) 0.0;
48 base_rect->property_y2() = (double) trackview.current_height();
49 base_rect->property_outline_what() = (guint32) 0;
51 if (!is_automation_ghost()) {
55 GhostRegion::set_colors();
57 /* the parent group of a ghostregion is a dedicated group for ghosts,
58 so the new ghost would want to get to the top of that group*/
59 group->raise_to_top ();
62 GhostRegion::~GhostRegion ()
70 GhostRegion::set_duration (double units)
72 base_rect->property_x2() = units;
76 GhostRegion::set_height ()
78 base_rect->property_y2() = (double) trackview.current_height();
82 GhostRegion::set_colors ()
84 if (is_automation_ghost()) {
85 base_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
86 base_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
91 GhostRegion::source_track_color(unsigned char alpha) {
92 Gdk::Color color = source_trackview.color();
94 r = color.get_red()/256;
95 g = color.get_green()/256;
96 b = color.get_blue()/256;
97 return RGBA_TO_UINT(r, g, b, alpha);
101 GhostRegion::is_automation_ghost() {
102 return (dynamic_cast<AutomationTimeAxisView*>(&trackview)) != 0;
105 AudioGhostRegion::AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
106 : GhostRegion(tv.ghost_group(), tv, source_tv, initial_unit_pos) {
110 AudioGhostRegion::set_samples_per_unit (double spu)
112 for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
113 (*i)->property_samples_per_unit() = spu;
118 AudioGhostRegion::set_height ()
121 vector<WaveView*>::iterator i;
124 GhostRegion::set_height();
126 ht = ((trackview.current_height()) / (double) waves.size());
128 for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
129 gdouble yoff = n * ht;
130 (*i)->property_height() = ht;
131 (*i)->property_y() = yoff;
136 AudioGhostRegion::set_colors ()
138 GhostRegion::set_colors();
141 if (is_automation_ghost()) {
142 fill_color = ARDOUR_UI::config()->canvasvar_GhostTrackWaveFill.get();
145 fill_color = source_track_color(200);
148 for (uint32_t n=0; n < waves.size(); ++n) {
149 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
150 waves[n]->property_fill_color() = fill_color;
151 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
152 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
157 * This is the general constructor, and is called when the destination timeaxisview doesn't have
158 * a midistreamview. But what to do when positioning the midi ghost here? For example, there is
159 * no range controller in these tracks. maybe show the whole range.
161 MidiGhostRegion::MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
162 : GhostRegion(tv.ghost_group(), tv, source_tv, initial_unit_pos)
165 base_rect->lower_to_bottom();
168 MidiGhostRegion::MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, double initial_unit_pos)
169 : GhostRegion(msv.midi_underlay_group, msv.trackview(), source_tv, initial_unit_pos)
171 base_rect->lower_to_bottom();
174 MidiGhostRegion::~MidiGhostRegion()
179 MidiGhostRegion::Event::Event(ArdourCanvas::CanvasNoteEvent* e)
184 MidiGhostRegion::Note::Note(ArdourCanvas::CanvasNote* n, ArdourCanvas::Group* g)
187 rect = new ArdourCanvas::SimpleRect(*g, n->x1(), n->y1(), n->x2(), n->y2());
190 MidiGhostRegion::Note::~Note()
196 MidiGhostRegion::Note::x_changed()
198 rect->property_x1() = event->x1();
199 rect->property_x2() = event->x2();
202 MidiGhostRegion::Hit::Hit(ArdourCanvas::CanvasHit* h, ArdourCanvas::Group*)
205 cerr << "Hit ghost item does not work yet" << endl;
208 MidiGhostRegion::Hit::~Hit()
213 MidiGhostRegion::Hit::x_changed()
218 MidiGhostRegion::set_samples_per_unit (double spu)
223 MidiGhostRegion::midi_view()
225 MidiTimeAxisView* mtv;
227 if ((mtv = dynamic_cast<MidiTimeAxisView*>(&trackview)) != 0) {
228 return mtv->midi_view();
236 MidiGhostRegion::set_height()
238 GhostRegion::set_height();
243 MidiGhostRegion::set_colors()
245 MidiGhostRegion::Note* note;
246 guint fill = source_track_color(200);
248 GhostRegion::set_colors();
250 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
251 if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
252 note->rect->property_fill_color_rgba() = fill;
253 note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
259 MidiGhostRegion::update_range()
261 MidiStreamView* mv = midi_view();
267 MidiGhostRegion::Note* note;
271 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
272 if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
273 note_num = note->event->note()->note();
275 if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
280 y = mv->note_to_y(note_num);
281 note->rect->property_y1() = y;
282 note->rect->property_y2() = y + mv->note_height();
289 MidiGhostRegion::add_note(ArdourCanvas::CanvasNote* n)
291 Note* note = new Note(n, group);
292 events.push_back(note);
294 note->rect->property_fill_color_rgba() = source_track_color(200);
295 note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
297 MidiStreamView* mv = midi_view();
300 const uint8_t note_num = n->note()->note();
302 if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
305 const double y = mv->note_to_y(note_num);
306 note->rect->property_y1() = y;
307 note->rect->property_y2() = y + mv->note_height();
313 MidiGhostRegion::add_hit(ArdourCanvas::CanvasHit* h)
315 //events.push_back(new Hit(h, group));
319 MidiGhostRegion::clear_events()
321 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {