-#include "simplerect.h"
-#include "waveview.h"
-#include "ghostregion.h"
+/*
+ Copyright (C) 2000-2007 Paul Davis
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "ardour/parameter_descriptor.h"
+
+#include "evoral/Note.hpp"
+#include "canvas/container.h"
+#include "canvas/polygon.h"
+#include "canvas/rectangle.h"
+#include "canvas/wave_view.h"
+#include "canvas/debug.h"
+
#include "automation_time_axis.h"
+#include "ghostregion.h"
+#include "midi_streamview.h"
+#include "midi_time_axis.h"
+#include "region_view.h"
#include "rgb_macros.h"
+#include "note.h"
+#include "hit.h"
+#include "ui_config.h"
+using namespace std;
using namespace Editing;
using namespace ArdourCanvas;
+using namespace ARDOUR;
-GhostRegion::GhostRegion (AutomationTimeAxisView& atv, double initial_pos)
- : trackview (atv)
+GhostRegion::GhostRegion(RegionView& rv,
+ ArdourCanvas::Container* parent,
+ TimeAxisView& tv,
+ TimeAxisView& source_tv,
+ double initial_pos)
+ : parent_rv(rv)
+ , trackview(tv)
+ , source_trackview(source_tv)
{
- //group = gnome_canvas_item_new (GNOME_CANVAS_GROUP(trackview.canvas_display),
- // gnome_canvas_group_get_type(),
- // "x", initial_pos,
- // "y", 0.0,
- // NULL);
- group = new ArdourCanvas::Group (*trackview.canvas_display);
- group->property_x() = initial_pos;
- group->property_y() = 0.0;
+ group = new ArdourCanvas::Container (parent);
+ CANVAS_DEBUG_NAME (group, "ghost region");
+ group->set_position (ArdourCanvas::Duple (initial_pos, 0));
- base_rect = new ArdourCanvas::SimpleRect (*group);
- base_rect->property_x1() = (double) 0.0;
- base_rect->property_y1() = (double) 0.0;
- base_rect->property_y2() = (double) trackview.height;
- base_rect->property_outline_what() = (guint32) 0;
- base_rect->property_outline_color_rgba() = color_map[cGhostTrackBaseOutline];
- base_rect->property_fill_color_rgba() = color_map[cGhostTrackBaseFill];
- group->lower_to_bottom ();
+ base_rect = new ArdourCanvas::Rectangle (group);
+ CANVAS_DEBUG_NAME (base_rect, "ghost region rect");
+ base_rect->set_x0 (0);
+ base_rect->set_y0 (1.0);
+ base_rect->set_y1 (trackview.current_height());
+ base_rect->set_outline (false);
- atv.add_ghost (this);
+ if (!is_automation_ghost()) {
+ base_rect->hide();
+ }
+
+ GhostRegion::set_colors();
+
+ /* the parent group of a ghostregion is a dedicated group for ghosts,
+ so the new ghost would want to get to the top of that group*/
+ group->raise_to_top ();
}
GhostRegion::~GhostRegion ()
{
- GoingAway (this);
+ parent_rv.remove_ghost(this);
+ trackview.erase_ghost(this);
delete base_rect;
delete group;
}
void
-GhostRegion::set_samples_per_unit (double spu)
+GhostRegion::set_duration (double units)
{
- for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
- (*i)->property_samples_per_unit() = spu;
- }
+ base_rect->set_x1 (units);
}
void
-GhostRegion::set_duration (double units)
+GhostRegion::set_height ()
{
- base_rect->property_x2() = units;
+ base_rect->set_y1 (trackview.current_height());
}
void
-GhostRegion::set_height ()
+GhostRegion::set_colors ()
+{
+ if (is_automation_ghost()) {
+ base_rect->set_fill_color (UIConfiguration::instance().color_mod ("ghost track base", "ghost track base"));
+ }
+}
+
+guint
+GhostRegion::source_track_color(unsigned char alpha)
+{
+ Gdk::Color color = source_trackview.color();
+ return RGBA_TO_UINT (color.get_red() / 256, color.get_green() / 256, color.get_blue() / 256, alpha);
+}
+
+bool
+GhostRegion::is_automation_ghost()
+{
+ return (dynamic_cast<AutomationTimeAxisView*>(&trackview)) != 0;
+}
+
+AudioGhostRegion::AudioGhostRegion(RegionView& rv,
+ TimeAxisView& tv,
+ TimeAxisView& source_tv,
+ double initial_unit_pos)
+ : GhostRegion(rv, tv.ghost_group(), tv, source_tv, initial_unit_pos)
+{
+
+}
+
+void
+AudioGhostRegion::set_samples_per_pixel (double fpp)
+{
+ for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
+ (*i)->set_samples_per_pixel (fpp);
+ }
+}
+
+void
+AudioGhostRegion::set_height ()
{
- gdouble ht;
vector<WaveView*>::iterator i;
uint32_t n;
- base_rect->property_y2() = (double) trackview.height;
- ht = ((trackview.height) / (double) waves.size());
-
+ GhostRegion::set_height();
+
+ double const ht = ((trackview.current_height()) / (double) waves.size());
+
for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
- gdouble yoff = n * ht;
- (*i)->property_height() = ht;
- (*i)->property_y() = yoff;
+ (*i)->set_height (ht);
+ (*i)->set_y_position (n * ht);
}
}
void
-GhostRegion::set_colors ()
+AudioGhostRegion::set_colors ()
+{
+ GhostRegion::set_colors();
+ guint fill_color;
+
+ if (is_automation_ghost()) {
+ fill_color = UIConfiguration::instance().color ("ghost track wave fill");
+ }
+ else {
+ fill_color = source_track_color(200);
+ }
+
+ for (uint32_t n=0; n < waves.size(); ++n) {
+ waves[n]->set_outline_color (UIConfiguration::instance().color ("ghost track wave"));
+ waves[n]->set_fill_color (fill_color);
+ waves[n]->set_clip_color (UIConfiguration::instance().color ("ghost track wave clip"));
+ waves[n]->set_zero_color (UIConfiguration::instance().color ("ghost track zero line"));
+ }
+}
+
+/** The general constructor; called when the destination timeaxisview doesn't have
+ * a midistreamview.
+ *
+ * @param rv The parent RegionView that is being ghosted.
+ * @param tv TimeAxisView that this ghost region is on.
+ * @param source_tv TimeAxisView that we are the ghost for.
+ */
+MidiGhostRegion::MidiGhostRegion(RegionView& rv,
+ TimeAxisView& tv,
+ TimeAxisView& source_tv,
+ double initial_unit_pos)
+ : GhostRegion(rv, tv.ghost_group(), tv, source_tv, initial_unit_pos)
+ , _optimization_iterator(events.end())
+{
+ base_rect->lower_to_bottom();
+ update_range ();
+
+ midi_view()->NoteRangeChanged.connect (sigc::mem_fun (*this, &MidiGhostRegion::update_range));
+}
+
+/**
+ * @param rv The parent RegionView being ghosted.
+ * @param msv MidiStreamView that this ghost region is on.
+ * @param source_tv TimeAxisView that we are the ghost for.
+ */
+MidiGhostRegion::MidiGhostRegion(RegionView& rv,
+ MidiStreamView& msv,
+ TimeAxisView& source_tv,
+ double initial_unit_pos)
+ : GhostRegion(rv,
+ msv.midi_underlay_group,
+ msv.trackview(),
+ source_tv,
+ initial_unit_pos)
+ , _optimization_iterator(events.end())
+{
+ base_rect->lower_to_bottom();
+ update_range ();
+
+ midi_view()->NoteRangeChanged.connect (sigc::mem_fun (*this, &MidiGhostRegion::update_range));
+}
+
+MidiGhostRegion::~MidiGhostRegion()
+{
+ clear_events ();
+}
+
+MidiGhostRegion::GhostEvent::GhostEvent (NoteBase* e, ArdourCanvas::Container* g)
+ : event (e)
+{
+ Hit* hit = NULL;
+ if (dynamic_cast<Note*>(e)) {
+ item = new ArdourCanvas::Rectangle(
+ g, ArdourCanvas::Rect(e->x0(), e->y0(), e->x1(), e->y1()));
+ } else if ((hit = dynamic_cast<Hit*>(e))) {
+ ArdourCanvas::Polygon* poly = new ArdourCanvas::Polygon(g);
+ poly->set(Hit::points(e->y1() - e->y0()));
+ poly->set_position(hit->position());
+ item = poly;
+ }
+
+ CANVAS_DEBUG_NAME (item, "ghost note item");
+}
+
+MidiGhostRegion::GhostEvent::~GhostEvent ()
+{
+ /* event is not ours to delete */
+ delete item;
+}
+
+void
+MidiGhostRegion::set_samples_per_pixel (double /*spu*/)
{
- for (uint32_t n=0; n < waves.size(); ++n) {
- waves[n]->property_wave_color() = color_map[cGhostTrackWave];
+}
+
+/** @return MidiStreamView that we are providing a ghost for */
+MidiStreamView*
+MidiGhostRegion::midi_view ()
+{
+ StreamView* sv = source_trackview.view ();
+ assert (sv);
+ MidiStreamView* msv = dynamic_cast<MidiStreamView*> (sv);
+ assert (msv);
+
+ return msv;
+}
+
+void
+MidiGhostRegion::set_height ()
+{
+ GhostRegion::set_height();
+ update_range();
+}
+
+void
+MidiGhostRegion::set_colors()
+{
+ GhostRegion::set_colors();
+
+ for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
+ _fill = UIConfiguration::instance().color_mod((*it)->event->base_color(), "ghost track midi fill");
+ _outline = UIConfiguration::instance().color ("ghost track midi outline");
+ (*it)->item->set_fill_color (_fill);
+ (*it)->item->set_outline_color (_outline);
+ }
+}
+
+static double
+note_height(TimeAxisView& trackview, MidiStreamView* mv)
+{
+ const double tv_height = trackview.current_height();
+ const double note_range = mv->contents_note_range();
+
+ return std::max(1.0, floor(tv_height / note_range - 1.0));
+}
+
+static double
+note_y(TimeAxisView& trackview, MidiStreamView* mv, uint8_t note_num)
+{
+ const double tv_height = trackview.current_height();
+ const double note_range = mv->contents_note_range();
+ const double s = tv_height / note_range;
+
+ return tv_height - (note_num + 1 - mv->lowest_note()) * s;
+}
+
+void
+MidiGhostRegion::update_range ()
+{
+ MidiStreamView* mv = midi_view();
+
+ if (!mv) {
+ return;
+ }
+
+ double const h = note_height(trackview, mv);
+
+ for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
+ uint8_t const note_num = (*it)->event->note()->note();
+
+ if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
+ (*it)->item->hide();
+ } else {
+ (*it)->item->show();
+ double const y = note_y(trackview, mv, note_num);
+ ArdourCanvas::Rectangle* rect = NULL;
+ ArdourCanvas::Polygon* poly = NULL;
+ if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>((*it)->item))) {
+ rect->set_y0 (y);
+ rect->set_y1 (y + h);
+ } else if ((poly = dynamic_cast<ArdourCanvas::Polygon*>((*it)->item))) {
+ Duple position = poly->position();
+ position.y = y;
+ poly->set_position(position);
+ poly->set(Hit::points(h));
+ }
+ }
+ }
+}
+
+void
+MidiGhostRegion::add_note (NoteBase* n)
+{
+ GhostEvent* event = new GhostEvent (n, group);
+ events.push_back (event);
+
+ event->item->set_fill_color (_fill);
+ event->item->set_outline_color (_outline);
+
+ MidiStreamView* mv = midi_view();
+
+ if (mv) {
+ uint8_t const note_num = n->note()->note();
+ double const h = note_height(trackview, mv);
+ double const y = note_y(trackview, mv, note_num);
+
+ if (note_num < mv->lowest_note() || note_num > mv->highest_note()) {
+ event->item->hide();
+ } else {
+ ArdourCanvas::Rectangle* rect = NULL;
+ ArdourCanvas::Polygon* poly = NULL;
+ if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>(event->item))) {
+ rect->set (ArdourCanvas::Rect (rect->x0(), y, rect->x1(), y + h));
+ } else if ((poly = dynamic_cast<ArdourCanvas::Polygon*>(event->item))) {
+ Duple position = poly->position();
+ position.y = y;
+ poly->set_position(position);
+ poly->set(Hit::points(h));
+ }
+ }
+ }
+}
+
+void
+MidiGhostRegion::clear_events()
+{
+ for (EventList::iterator it = events.begin(); it != events.end(); ++it) {
+ delete *it;
+ }
+
+ events.clear();
+ _optimization_iterator = events.end ();
+}
+
+/** Update the x positions of our representation of a parent's note.
+ * @param parent The CanvasNote from the parent MidiRegionView.
+ */
+void
+MidiGhostRegion::update_note (NoteBase* parent)
+{
+ GhostEvent* ev = find_event (parent);
+ if (!ev) {
+ return;
+ }
+
+ Note* note = NULL;
+ ArdourCanvas::Rectangle* rect = NULL;
+ Hit* hit = NULL;
+ ArdourCanvas::Polygon* poly = NULL;
+ if ((note = dynamic_cast<Note*>(parent))) {
+ if ((rect = dynamic_cast<ArdourCanvas::Rectangle*>(ev->item))) {
+ rect->set (ArdourCanvas::Rect (parent->x0(), rect->y0(), parent->x1(), rect->y1()));
+ }
+ } else if ((hit = dynamic_cast<Hit*>(parent))) {
+ if ((poly = dynamic_cast<ArdourCanvas::Polygon*>(ev->item))) {
+ ArdourCanvas::Duple ppos = hit->position();
+ ArdourCanvas::Duple gpos = poly->position();
+ gpos.x = ppos.x;
+ poly->set_position(gpos);
+ }
+ }
+}
+
+void
+MidiGhostRegion::remove_note (NoteBase* note)
+{
+ GhostEvent* ev = find_event (note);
+ if (!ev) {
+ return;
+ }
+
+ events.remove (ev);
+ delete ev;
+ _optimization_iterator = events.end ();
+}
+
+/** Given a note in our parent region (ie the actual MidiRegionView), find our
+ * representation of it.
+ * @return Our Event, or 0 if not found.
+ */
+
+MidiGhostRegion::GhostEvent *
+MidiGhostRegion::find_event (NoteBase* parent)
+{
+ /* we are using _optimization_iterator to speed up the common case where a caller
+ is going through our notes in order.
+ */
+
+ if (_optimization_iterator != events.end()) {
+ ++_optimization_iterator;
+ }
+
+ if (_optimization_iterator != events.end() && (*_optimization_iterator)->event == parent) {
+ return *_optimization_iterator;
+ }
+
+ for (_optimization_iterator = events.begin(); _optimization_iterator != events.end(); ++_optimization_iterator) {
+ if ((*_optimization_iterator)->event == parent) {
+ return *_optimization_iterator;
+ }
+ }
- waves[n]->property_clip_color() = color_map[cGhostTrackWaveClip];
- waves[n]->property_zero_color() = color_map[cGhostTrackZeroLine];
- }
+ return 0;
}