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 "simplerect.h"
22 #include "ghostregion.h"
23 #include "midi_time_axis.h"
24 #include "automation_time_axis.h"
25 #include "midi_streamview.h"
26 #include "rgb_macros.h"
27 #include "ardour_ui.h"
28 #include "canvas-hit.h"
29 #include "canvas-note.h"
31 using namespace Editing;
32 using namespace ArdourCanvas;
33 using namespace ARDOUR;
35 GhostRegion::GhostRegion (ArdourCanvas::Group* parent, TimeAxisView& tv, TimeAxisView& source_tv, double initial_pos)
37 , source_trackview (source_tv)
39 group = new ArdourCanvas::Group (*parent);
40 group->property_x() = initial_pos;
41 group->property_y() = 0.0;
43 base_rect = new ArdourCanvas::SimpleRect (*group);
44 base_rect->property_x1() = (double) 0.0;
45 base_rect->property_y1() = (double) 0.0;
46 base_rect->property_y2() = (double) trackview.height;
47 base_rect->property_outline_what() = (guint32) 0;
49 if (!is_automation_ghost()) {
53 GhostRegion::set_colors();
55 /* the parent group of a ghostregion is a dedicated group for ghosts,
56 so the new ghost would want to get to the top of that group*/
57 group->raise_to_top ();
60 GhostRegion::~GhostRegion ()
68 GhostRegion::set_duration (double units)
70 base_rect->property_x2() = units;
74 GhostRegion::set_height ()
76 base_rect->property_y2() = (double) trackview.height;
80 GhostRegion::set_colors ()
82 if (is_automation_ghost()) {
83 base_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
84 base_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackBase.get();
89 GhostRegion::source_track_color(unsigned char alpha) {
90 Gdk::Color color = source_trackview.color();
92 r = color.get_red()/256;
93 g = color.get_green()/256;
94 b = color.get_blue()/256;
95 return RGBA_TO_UINT(r, g, b, alpha);
99 GhostRegion::is_automation_ghost() {
100 return (dynamic_cast<AutomationTimeAxisView*>(&trackview)) != 0;
103 AudioGhostRegion::AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
104 : GhostRegion(tv.ghost_group, tv, source_tv, initial_unit_pos) {
108 AudioGhostRegion::set_samples_per_unit (double spu)
110 for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
111 (*i)->property_samples_per_unit() = spu;
116 AudioGhostRegion::set_height ()
119 vector<WaveView*>::iterator i;
122 GhostRegion::set_height();
124 ht = ((trackview.height) / (double) waves.size());
126 for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
127 gdouble yoff = n * ht;
128 (*i)->property_height() = ht;
129 (*i)->property_y() = yoff;
134 AudioGhostRegion::set_colors ()
136 GhostRegion::set_colors();
139 if (is_automation_ghost()) {
140 fill_color = ARDOUR_UI::config()->canvasvar_GhostTrackWaveFill.get();
143 fill_color = source_track_color(200);
146 for (uint32_t n=0; n < waves.size(); ++n) {
147 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
148 waves[n]->property_fill_color() = fill_color;
149 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
150 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
155 * This is the general constructor, and is called when the destination timeaxisview doesn't have
156 * a midistreamview. But what to do when positioning the midi ghost here? For example, there is
157 * no range controller in these tracks. maybe show the whole range.
159 MidiGhostRegion::MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos)
160 : GhostRegion(tv.ghost_group, tv, source_tv, initial_unit_pos)
163 base_rect->lower_to_bottom();
166 MidiGhostRegion::MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, double initial_unit_pos)
167 : GhostRegion(msv.midi_underlay_group, msv.trackview(), source_tv, initial_unit_pos)
169 base_rect->lower_to_bottom();
172 MidiGhostRegion::~MidiGhostRegion()
177 MidiGhostRegion::Event::Event(ArdourCanvas::CanvasMidiEvent* e)
182 MidiGhostRegion::Note::Note(ArdourCanvas::CanvasNote* n, ArdourCanvas::Group* g)
185 rect = new ArdourCanvas::SimpleRect(*g, n->x1(), n->y1(), n->x2(), n->y2());
188 MidiGhostRegion::Note::~Note()
194 MidiGhostRegion::Note::x_changed()
196 rect->property_x1() = event->x1();
197 rect->property_x2() = event->x2();
200 MidiGhostRegion::Hit::Hit(ArdourCanvas::CanvasHit* h, ArdourCanvas::Group*)
203 cerr << "Hit ghost item does not work yet" << endl;
206 MidiGhostRegion::Hit::~Hit()
211 MidiGhostRegion::Hit::x_changed()
216 MidiGhostRegion::set_samples_per_unit (double spu)
221 MidiGhostRegion::midi_view()
223 MidiTimeAxisView* mtv;
225 if ((mtv = dynamic_cast<MidiTimeAxisView*>(&trackview)) != 0) {
226 return mtv->midi_view();
234 MidiGhostRegion::set_height()
236 GhostRegion::set_height();
241 MidiGhostRegion::set_colors()
243 MidiGhostRegion::Note* note;
244 guint fill = source_track_color(200);
246 GhostRegion::set_colors();
248 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
249 if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
250 note->rect->property_fill_color_rgba() = fill;
251 note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
257 MidiGhostRegion::update_range()
259 MidiStreamView* mv = midi_view();
265 MidiGhostRegion::Note* note;
269 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
270 if ((note = dynamic_cast<MidiGhostRegion::Note*>(*it)) != 0) {
271 note_num = note->event->note()->note();
273 if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
278 y = mv->note_to_y(note_num);
279 note->rect->property_y1() = y;
280 note->rect->property_y2() = y + mv->note_height();
287 MidiGhostRegion::add_note(ArdourCanvas::CanvasNote* n)
289 Note* note = new Note(n, group);
290 events.push_back(note);
292 note->rect->property_fill_color_rgba() = source_track_color(200);
293 note->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_GhostTrackMidiOutline.get();
295 MidiStreamView* mv = midi_view();
298 const uint8_t note_num = n->note()->note();
300 if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
303 const double y = mv->note_to_y(note_num);
304 note->rect->property_y1() = y;
305 note->rect->property_y2() = y + mv->note_height();
311 MidiGhostRegion::add_hit(ArdourCanvas::CanvasHit* h)
313 //events.push_back(new Hit(h, group));
317 MidiGhostRegion::clear_events()
319 for (EventList::iterator it = events.begin(); it != events.end(); ++it) {