856 lines
22 KiB
C++
856 lines
22 KiB
C++
/*
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* Copyright (C) 2008-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2011 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2013 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
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*
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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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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ardour/midi_track.h"
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#include "evoral/midi_events.h"
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#include <iostream>
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#include "gtkmm2ext/keyboard.h"
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#include "editing.h"
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#include "midi_streamview.h"
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#include "midi_time_axis.h"
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#include "piano_roll_header.h"
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#include "public_editor.h"
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#include "ui_config.h"
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#include "midi++/midnam_patch.h"
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#include "pbd/i18n.h"
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using namespace std;
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using namespace Gtkmm2ext;
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PianoRollHeader::Color PianoRollHeader::white = PianoRollHeader::Color(0.77f, 0.78f, 0.76f);
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PianoRollHeader::Color PianoRollHeader::white_highlight = PianoRollHeader::Color(1.00f, 0.40f, 0.40f);
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PianoRollHeader::Color PianoRollHeader::black = PianoRollHeader::Color(0.14f, 0.14f, 0.14f);
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PianoRollHeader::Color PianoRollHeader::black_highlight = PianoRollHeader::Color(0.60f, 0.10f, 0.10f);
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PianoRollHeader::Color PianoRollHeader::gray = PianoRollHeader::Color(0.50f, 0.50f, 0.50f);
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PianoRollHeader::Color::Color()
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: r(1.0f)
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, g(1.0f)
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, b(1.0f)
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{
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}
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PianoRollHeader::Color::Color (double _r, double _g, double _b)
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: r (_r)
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, g (_g)
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, b (_b)
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{
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}
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inline void
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PianoRollHeader::Color::set (const PianoRollHeader::Color& c)
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{
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r = c.r;
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g = c.g;
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b = c.b;
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}
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PianoRollHeader::PianoRollHeader(MidiStreamView& v)
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: have_note_names (false)
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, _adj(v.note_range_adjustment)
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, _view(v)
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, _font_descript ("Sans Bold")
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, _font_descript_big_c ("Sans")
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, _font_descript_midnam ("Sans")
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, _highlighted_note (NO_MIDI_NOTE)
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, _clicked_note (NO_MIDI_NOTE)
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, _dragging (false)
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, _scroomer_size (63.f)
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, _scroomer_drag (false)
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, _old_y (0.0)
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, _fract (0.0)
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, _scroomer_state (NONE)
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, _scroomer_button_state (NONE)
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, _saved_top_val (0.0)
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, _saved_bottom_val (127.0)
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, _mini_map_display (false)
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{
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_layout = Pango::Layout::create (get_pango_context());
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_big_c_layout = Pango::Layout::create (get_pango_context());
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_font_descript_big_c.set_absolute_size (10.0 * Pango::SCALE);
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_big_c_layout->set_font_description(_font_descript_big_c);
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_midnam_layout = Pango::Layout::create (get_pango_context());
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_adj.set_lower(0);
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_adj.set_upper(127);
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/* set minimum view range to one octave */
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//set_min_page_size(12);
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//_adj = v->note_range_adjustment;
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add_events (Gdk::BUTTON_PRESS_MASK |
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Gdk::BUTTON_RELEASE_MASK |
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Gdk::POINTER_MOTION_MASK |
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Gdk::ENTER_NOTIFY_MASK |
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Gdk::LEAVE_NOTIFY_MASK |
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Gdk::SCROLL_MASK);
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for (int i = 0; i < 128; ++i) {
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_active_notes[i] = false;
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}
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_view.NoteRangeChanged.connect (sigc::mem_fun (*this, &PianoRollHeader::note_range_changed));
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}
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inline void
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create_path (Cairo::RefPtr<Cairo::Context> cr, double x[], double y[], int start, int stop)
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{
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cr->move_to (x[start], y[start]);
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for (int i = start + 1; i <= stop; ++i) {
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cr->line_to (x[i], y[i]);
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}
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}
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inline void
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render_rect(Cairo::RefPtr<Cairo::Context> cr, int note, double x[], double y[],
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PianoRollHeader::Color& bg)
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{
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cr->set_source_rgb(bg.r, bg.g, bg.b);
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create_path(cr, x, y, 0, 4);
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cr->fill();
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}
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void
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PianoRollHeader::render_scroomer(Cairo::RefPtr<Cairo::Context> cr)
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{
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double scroomer_top = max(1.0, (1.0 - ((_adj.get_value()+_adj.get_page_size()) / 127.0)) * get_height () );
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double scroomer_bottom = (1.0 - (_adj.get_value () / 127.0)) * get_height ();
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double scroomer_width = _scroomer_size;
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cr->set_source_rgba(white.r, white.g, white.b, 0.15);
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cr->move_to(1.f, scroomer_top);
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cr->line_to(scroomer_width - 1.f, scroomer_top);
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cr->line_to(scroomer_width - 1.f, scroomer_bottom);
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cr->line_to(1.f, scroomer_bottom);
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cr->line_to(1.f, scroomer_top);
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cr->fill();
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}
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bool
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PianoRollHeader::on_scroll_event (GdkEventScroll* ev)
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{
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int note_range = _adj.get_page_size ();
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int note_lower = _adj.get_value ();
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if(ev->state == GDK_SHIFT_MASK){
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switch (ev->direction) {
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case GDK_SCROLL_UP: //ZOOM IN
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_view.apply_note_range (min(note_lower + 1, 127), max(note_lower + note_range - 1,0), true);
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break;
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case GDK_SCROLL_DOWN: //ZOOM OUT
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_view.apply_note_range (max(note_lower - 1,0), min(note_lower + note_range + 1, 127), true);
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break;
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default:
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return false;
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}
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}else{
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switch (ev->direction) {
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case GDK_SCROLL_UP:
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_adj.set_value (min (note_lower + 1, 127 - note_range));
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break;
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case GDK_SCROLL_DOWN:
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_adj.set_value (note_lower - 1.0);
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break;
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default:
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return false;
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}
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}
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_adj.value_changed ();
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queue_draw ();
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return true;
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}
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void
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PianoRollHeader::get_path (int note, double x[], double y[])
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{
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double scroomer_size = _scroomer_size;
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double y_pos = floor(_view.note_to_y(note));
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double note_height;
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_raw_note_height = floor(_view.note_to_y(note - 1)) - y_pos;
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double width = get_width() - 1.0f;
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if (note == 0) {
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note_height = floor(_view.contents_height()) - y_pos;
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} else {
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note_height = _raw_note_height <= 3 ? _raw_note_height : _raw_note_height - 1.f;
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}
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x[0] = scroomer_size;
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y[0] = y_pos + note_height;
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x[1] = scroomer_size;
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y[1] = y_pos;
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x[2] = width;
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y[2] = y_pos;
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x[3] = width;
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y[3] = y_pos + note_height;
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x[4] = scroomer_size;
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y[4] = y_pos + note_height;
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return;
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}
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bool
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PianoRollHeader::on_expose_event (GdkEventExpose* ev)
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{
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GdkRectangle& rect = ev->area;
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int lowest, highest;
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PianoRollHeader::Color bg;
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Cairo::RefPtr<Cairo::Context> cr = get_window()->create_cairo_context();
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double x[9];
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double y[9];
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int oct_rel;
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int y1 = max(rect.y, 0);
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int y2 = min(rect.y + rect.height, (int) floor(_view.contents_height()));
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double av_note_height = get_height () / _adj.get_page_size ();
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int bc_height, bc_width;
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//Reduce the frequency of Pango layout resizing
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//if (int(_old_av_note_height) != int(av_note_height)) {
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//Set Pango layout keyboard c's size
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_font_descript.set_absolute_size (av_note_height * 0.7 * Pango::SCALE);
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_layout->set_font_description(_font_descript);
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//change mode of midnam display
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if (av_note_height >= 8.0) {
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_mini_map_display = false;
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} else {
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_mini_map_display = true;
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}
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//Set Pango layout midnam size
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_font_descript_midnam.set_absolute_size (max(8.0 * 0.7 * Pango::SCALE, (int)av_note_height * 0.7 * Pango::SCALE));
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_midnam_layout->set_font_description(_font_descript_midnam);
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lowest = max(_view.lowest_note(), _view.y_to_note(y2));
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highest = min(_view.highest_note(), _view.y_to_note(y1));
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if (lowest > 127) {
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lowest = 0;
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}
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/* fill the entire rect with the color for non-highlighted white notes.
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* then we won't have to draw the background for those notes,
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* and would only have to draw the background for the one highlighted white note*/
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// cr->rectangle(rect.x, rect.y, rect.width, rect.height);
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// cr->set_source_rgb(white.r, white.g, white.b);
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//cr->fill();
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cr->set_line_width (1.0f);
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/* draw vertical lines on both sides of the widget */
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cr->set_source_rgb(0.0f, 0.0f, 0.0f);
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cr->move_to(0.f, rect.y);
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cr->line_to(0.f, rect.y + rect.height);
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cr->stroke();
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cr->move_to(get_width(),rect.y);
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cr->line_to(get_width(), rect.y + get_height ());
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cr->stroke();
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// Render the MIDNAM text or its equivalent. First, set up a clip
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// region so that the text doesn't spill, regardless of its length.
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cr->save();
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cr->rectangle (0,0,_scroomer_size, get_height () );
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cr->clip();
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Editing::NoteNameDisplay nnd = UIConfiguration::instance().get_note_name_display();
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if ((nnd == Editing::Always) || ((nnd == Editing::WithMIDNAM) && have_note_names)) {
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/* Draw the actual text */
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for (int i = lowest; i <= highest; ++i) {
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int size_x, size_y;
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double y = floor(_view.note_to_y(i)) - 0.5f;
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NoteName & note (note_names[i]);
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_midnam_layout->set_text (note.name);
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cr->set_source_rgb(white.r, white.g, white.b);
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cr->move_to(2.f, y);
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if (!_mini_map_display) {
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_midnam_layout->show_in_cairo_context (cr);
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} else {
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/* Too small for text, just show a thing rect where the
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text would have been.
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*/
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if (!note.from_midnam) {
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cr->set_source_rgb(gray.r, gray.g, gray.b);
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}
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pango_layout_get_pixel_size (_midnam_layout->gobj (), &size_x, &size_y);
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cr->rectangle (2.f, y + (av_note_height * 0.5), size_x, av_note_height * 0.2);
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cr->fill ();
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}
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}
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/* Add a gradient over the text, to act as a sort of "visual
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elision". This avoids using text elision with "..." which takes up too
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much space.
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*/
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double fade_width = 30.;
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auto gradient_ptr = Cairo::LinearGradient::create (_scroomer_size - fade_width, 0, _scroomer_size, 0);
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gradient_ptr->add_color_stop_rgba (0,.23,.23,.23,0);
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gradient_ptr->add_color_stop_rgba (1,.23,.23,.23,1);
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cr->set_source (gradient_ptr);
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cr->rectangle (_scroomer_size - fade_width, 0, _scroomer_size, get_height () );
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cr->fill();
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}
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/* Now draw the semi-transparent scroomer over the top */
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render_scroomer(cr);
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/* Done with clip region */
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cr->restore();
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/* Now draw black/white rects for each note, following standard piano
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layout, but without a setback/offset for the black keys
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*/
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for (int i = lowest; i <= highest; ++i) {
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oct_rel = i % 12;
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switch (oct_rel) {
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case 1:
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case 3:
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case 6:
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case 8:
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case 10:
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/* black note */
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if (i == _highlighted_note) {
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bg.set (black_highlight);
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} else {
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bg.set (black);
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}
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/* draw black separators */
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cr->set_source_rgb (0.0f, 0.0f, 0.0f);
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get_path (i, x, y);
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create_path (cr, x, y, 0, 1);
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cr->stroke();
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get_path (i, x, y);
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create_path (cr, x, y, 0, 1);
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cr->stroke();
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get_path (i, x, y);
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render_rect (cr, i, x, y, bg);
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break;
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}
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switch(oct_rel) {
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case 0:
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case 2:
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case 4:
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case 5:
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case 7:
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case 9:
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case 11:
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if (i == _highlighted_note) {
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bg.set (white_highlight);
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} else {
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bg.set (white);
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}
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get_path (i, x, y);
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render_rect (cr, i, x, y, bg);
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break;
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default:
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break;
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}
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}
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/* render the C<N> of the key, when key is too small to contain text we
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place the C<N> on the midnam scroomer area.
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we render an additional 5 notes below the lowest note displayed
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so that the top of the C is shown to maintain visual context
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*/
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for (int i = lowest - 5; i <= highest; ++i) {
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double y = floor(_view.note_to_y(i)) - 0.5f;
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double note_height = i == 0? av_note_height : floor(_view.note_to_y(i - 1)) - y;
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oct_rel = i % 12;
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if (oct_rel == 0 || (oct_rel == 7 && _adj.get_page_size() <=10) ) {
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std::stringstream s;
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int cn = i / 12 - 1;
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if (oct_rel == 0){
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s << "C" << cn;
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}else{
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s << "G" << cn;
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}
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if (av_note_height > 12.0){
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cr->set_source_rgb(0.30f, 0.30f, 0.30f);
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_layout->set_text (s.str());
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cr->move_to(_scroomer_size, y);
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_layout->show_in_cairo_context (cr);
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}else{
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cr->set_source_rgb(white.r, white.g, white.b);
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_big_c_layout->set_text (s.str());
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pango_layout_get_pixel_size (_big_c_layout->gobj(), &bc_width, &bc_height);
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cr->move_to(_scroomer_size - 18, y - bc_height + av_note_height);
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_big_c_layout->show_in_cairo_context (cr);
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cr->move_to(_scroomer_size - 18, y + note_height);
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cr->line_to(_scroomer_size, y + note_height);
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cr->stroke();
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}
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}
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}
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return true;
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}
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void
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PianoRollHeader::instrument_info_change ()
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{
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have_note_names = false;
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for (int i = 0; i < 128; ++i) {
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note_names[i] = get_note_name (i);
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if (note_names[i].from_midnam) {
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have_note_names = true;
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}
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}
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queue_resize ();
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/* need this to get editor to potentially sync all
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track header widths if our piano roll header changes
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width.
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*/
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_view.trackview().stripable()->gui_changed ("visible_tracks", (void *) 0); /* EMIT SIGNAL */
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}
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PianoRollHeader::NoteName
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PianoRollHeader::get_note_name (int note)
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{
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using namespace MIDI::Name;
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std::string name;
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std::string note_n;
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NoteName rtn;
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MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*>(&_view.trackview());
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if (mtv) {
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string chn = mtv->gui_property (X_("midnam-channel"));
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if (!chn.empty()) {
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int midnam_channel;
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sscanf (chn.c_str(), "%*s %d", &midnam_channel);
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midnam_channel--;
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name = mtv->route()->instrument_info ().get_note_name (
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0, //bank
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0, //program
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midnam_channel, //channel
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note); //note
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}
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}
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int oct_rel = note % 12;
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switch(oct_rel) {
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case 0:
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note_n = "C";
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break;
|
|
case 1:
|
|
note_n = "C♯";
|
|
break;
|
|
case 2:
|
|
note_n = "D";
|
|
break;
|
|
case 3:
|
|
note_n = "D♯";
|
|
break;
|
|
case 4:
|
|
note_n = "E";
|
|
break;
|
|
case 5:
|
|
note_n = "F";
|
|
break;
|
|
case 6:
|
|
note_n = "F♯";
|
|
break;
|
|
case 7:
|
|
note_n = "G";
|
|
break;
|
|
case 8:
|
|
note_n = "G♯";
|
|
break;
|
|
case 9:
|
|
note_n = "A";
|
|
break;
|
|
case 10:
|
|
note_n = "A♯";
|
|
break;
|
|
case 11:
|
|
note_n = "B";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
std::string new_string = std::string(3 - std::to_string(note).length(), '0') + std::to_string(note);
|
|
rtn.name = name.empty()? new_string + " " + note_n : name;
|
|
rtn.from_midnam = !name.empty();
|
|
return rtn;
|
|
}
|
|
|
|
bool
|
|
PianoRollHeader::on_motion_notify_event (GdkEventMotion* ev)
|
|
{
|
|
if (!_scroomer_drag && ev->x < _scroomer_size){
|
|
Gdk::Cursor m_Cursor;
|
|
double scroomer_top = max(1.0, (1.0 - ((_adj.get_value()+_adj.get_page_size()) / 127.0)) * get_height () );
|
|
double scroomer_bottom = (1.0 - (_adj.get_value () / 127.0)) * get_height ();
|
|
if (ev->y > scroomer_top - 5 && ev->y < scroomer_top + 5){
|
|
m_Cursor = Gdk::Cursor (Gdk::TOP_SIDE);
|
|
get_window()->set_cursor(m_Cursor);
|
|
_scroomer_state = TOP;
|
|
}else if (ev->y > scroomer_bottom - 5 && ev->y < scroomer_bottom + 5){
|
|
m_Cursor = Gdk::Cursor (Gdk::BOTTOM_SIDE);
|
|
get_window()->set_cursor(m_Cursor);
|
|
_scroomer_state = BOTTOM;
|
|
}else {
|
|
_scroomer_state = MOVE;
|
|
get_window()->set_cursor();
|
|
}
|
|
}
|
|
|
|
if (_scroomer_drag){
|
|
double pixel2val = 127.0 / get_height();
|
|
double delta = _old_y - ev->y;
|
|
double val_at_pointer = (delta * pixel2val);
|
|
double real_val_at_pointer = 127.0 - (ev->y * pixel2val);
|
|
double note_range = _adj.get_page_size ();
|
|
|
|
switch (_scroomer_button_state){
|
|
case MOVE:
|
|
_fract += val_at_pointer;
|
|
_fract = (_fract + note_range > 127.0)? 127.0 - note_range : _fract;
|
|
_fract = max(0.0, _fract);
|
|
_adj.set_value (min(_fract, 127.0 - note_range));
|
|
break;
|
|
case TOP:
|
|
real_val_at_pointer = real_val_at_pointer <= _saved_top_val? _adj.get_value() + _adj.get_page_size() : real_val_at_pointer;
|
|
real_val_at_pointer = min(127.0, real_val_at_pointer);
|
|
if (_note_height >= 18.5){
|
|
_saved_top_val = min(_adj.get_value() + _adj.get_page_size (), 127.0);
|
|
}else _saved_top_val = 0.0;
|
|
//if we are at largest note size & the user is moving down don't do anything
|
|
//FIXME we are using a heuristic of 18.5 for max note size, but this changes when track size is small to 19.5?
|
|
_view.apply_note_range (_adj.get_value (), real_val_at_pointer, true);
|
|
break;
|
|
case BOTTOM:
|
|
real_val_at_pointer = max(0.0, real_val_at_pointer);
|
|
real_val_at_pointer = real_val_at_pointer >= _saved_bottom_val? _adj.get_value() : real_val_at_pointer;
|
|
if (_note_height >= 18.5){
|
|
_saved_bottom_val = _adj.get_value();
|
|
}else _saved_bottom_val = 127.0;
|
|
_view.apply_note_range (real_val_at_pointer, _adj.get_value () + _adj.get_page_size (), true);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}else{
|
|
int note = _view.y_to_note(ev->y);
|
|
set_note_highlight (note);
|
|
|
|
if (_dragging) {
|
|
|
|
if ( false /*editor().current_mouse_mode() == Editing::MouseRange*/ ) { //ToDo: fix this. this mode is buggy, and of questionable utility anyway
|
|
|
|
/* select note range */
|
|
|
|
if (Keyboard::no_modifiers_active (ev->state)) {
|
|
AddNoteSelection (note); // EMIT SIGNAL
|
|
}
|
|
|
|
} else {
|
|
/* play notes */
|
|
/* redraw already taken care of above in set_note_highlight */
|
|
if (_clicked_note != NO_MIDI_NOTE && _clicked_note != note) {
|
|
_active_notes[_clicked_note] = false;
|
|
send_note_off(_clicked_note);
|
|
|
|
_clicked_note = note;
|
|
|
|
if (!_active_notes[note]) {
|
|
_active_notes[note] = true;
|
|
send_note_on(note);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
_adj.value_changed ();
|
|
queue_draw ();
|
|
_old_y = ev->y;
|
|
//win->process_updates(false);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
PianoRollHeader::on_button_press_event (GdkEventButton* ev)
|
|
{
|
|
_scroomer_button_state = _scroomer_state;
|
|
if (ev->button == 1 && ev->x <= _scroomer_size){
|
|
_scroomer_drag = true;
|
|
_old_y = ev->y;
|
|
_fract = _adj.get_value();
|
|
_fract_top = _adj.get_value() + _adj.get_page_size();
|
|
return true;
|
|
}else {
|
|
int note = _view.y_to_note(ev->y);
|
|
bool tertiary = Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier);
|
|
|
|
if (ev->state == GDK_CONTROL_MASK){
|
|
if (ev->type == GDK_2BUTTON_PRESS) {
|
|
_adj.set_value (0.0);
|
|
_adj.set_page_size (127.0);
|
|
_adj.value_changed ();
|
|
queue_draw ();
|
|
return false;
|
|
}
|
|
return false;
|
|
} else if (ev->button == 2 && Keyboard::no_modifiers_active (ev->state)) {
|
|
SetNoteSelection (note); // EMIT SIGNAL
|
|
return true;
|
|
} else if (tertiary && (ev->button == 1 || ev->button == 2)) {
|
|
ExtendNoteSelection (note); // EMIT SIGNAL
|
|
return true;
|
|
} else if (ev->button == 1 && note >= 0 && note < 128) {
|
|
add_modal_grab();
|
|
_dragging = true;
|
|
|
|
if (!_active_notes[note]) {
|
|
_active_notes[note] = true;
|
|
_clicked_note = note;
|
|
send_note_on(note);
|
|
|
|
invalidate_note_range(note, note);
|
|
} else {
|
|
reset_clicked_note(note);
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
PianoRollHeader::on_button_release_event (GdkEventButton* ev)
|
|
{
|
|
if (_scroomer_drag){
|
|
_scroomer_drag = false;
|
|
}
|
|
int note = _view.y_to_note(ev->y);
|
|
|
|
if (false /*editor().current_mouse_mode() == Editing::MouseRange*/) { //Todo: this mode is buggy, and of questionable utility anyway
|
|
|
|
if (Keyboard::no_modifiers_active (ev->state)) {
|
|
AddNoteSelection (note); // EMIT SIGNAL
|
|
} else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
|
|
ToggleNoteSelection (note); // EMIT SIGNAL
|
|
} else if (Keyboard::modifier_state_equals (ev->state, Keyboard::RangeSelectModifier)) {
|
|
ExtendNoteSelection (note); // EMIT SIGNAL
|
|
}
|
|
|
|
} else {
|
|
if (_dragging) {
|
|
remove_modal_grab ();
|
|
|
|
if (note == _clicked_note) {
|
|
reset_clicked_note (note);
|
|
}
|
|
}
|
|
}
|
|
|
|
_dragging = false;
|
|
return true;
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::set_note_highlight (uint8_t note)
|
|
{
|
|
if (_highlighted_note == note) {
|
|
return;
|
|
}
|
|
|
|
if (_highlighted_note != NO_MIDI_NOTE) {
|
|
if (note > _highlighted_note) {
|
|
invalidate_note_range (_highlighted_note, note);
|
|
} else {
|
|
invalidate_note_range (note, _highlighted_note);
|
|
}
|
|
}
|
|
|
|
_highlighted_note = note;
|
|
|
|
if (_highlighted_note != NO_MIDI_NOTE) {
|
|
invalidate_note_range (_highlighted_note, _highlighted_note);
|
|
}
|
|
}
|
|
|
|
bool
|
|
PianoRollHeader::on_enter_notify_event (GdkEventCrossing* ev)
|
|
{
|
|
set_note_highlight (_view.y_to_note (ev->y));
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
PianoRollHeader::on_leave_notify_event (GdkEventCrossing*)
|
|
{
|
|
if (!_scroomer_drag){
|
|
get_window()->set_cursor();
|
|
}
|
|
invalidate_note_range(_highlighted_note, _highlighted_note);
|
|
|
|
if (_clicked_note != NO_MIDI_NOTE) {
|
|
reset_clicked_note (_clicked_note, _clicked_note != _highlighted_note);
|
|
}
|
|
|
|
_highlighted_note = NO_MIDI_NOTE;
|
|
return true;
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::note_range_changed ()
|
|
{
|
|
_note_height = floor (_view.note_height ()) + 0.5f;
|
|
queue_draw ();
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::invalidate_note_range (int lowest, int highest)
|
|
{
|
|
Glib::RefPtr<Gdk::Window> win = get_window();
|
|
Gdk::Rectangle rect;
|
|
|
|
lowest = max((int) _view.lowest_note(), lowest - 1);
|
|
highest = min((int) _view.highest_note(), highest + 2);
|
|
|
|
double y = _view.note_to_y (highest);
|
|
double height = _view.note_to_y (lowest - 1) - y;
|
|
|
|
rect.set_x (0);
|
|
rect.set_width (get_width ());
|
|
rect.set_y ((int)floor (y));
|
|
rect.set_height ((int)floor (height));
|
|
|
|
if (win) {
|
|
win->invalidate_rect (rect, false);
|
|
}
|
|
queue_draw ();
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::on_size_request (Gtk::Requisition* r)
|
|
{
|
|
Editing::NoteNameDisplay nnd = UIConfiguration::instance().get_note_name_display();
|
|
|
|
if ((nnd == Editing::Always) || ((nnd == Editing::WithMIDNAM) && have_note_names)) {
|
|
_scroomer_size = 60.f;
|
|
} else {
|
|
_scroomer_size = 20.f;
|
|
}
|
|
|
|
float w = _scroomer_size + 20.f;
|
|
r->width = std::max (w, rintf (w * UIConfiguration::instance().get_ui_scale()));
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::send_note_on (uint8_t note)
|
|
{
|
|
std::shared_ptr<ARDOUR::MidiTrack> track = _view.trackview ().midi_track ();
|
|
MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*> (&_view.trackview ());
|
|
|
|
//cerr << "note on: " << (int) note << endl;
|
|
|
|
if (track) {
|
|
_event[0] = (MIDI_CMD_NOTE_ON | mtv->get_preferred_midi_channel ());
|
|
_event[1] = note;
|
|
_event[2] = 100;
|
|
|
|
track->write_immediate_event (Evoral::MIDI_EVENT, 3, _event);
|
|
}
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::send_note_off (uint8_t note)
|
|
{
|
|
std::shared_ptr<ARDOUR::MidiTrack> track = _view.trackview ().midi_track ();
|
|
MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*> (&_view.trackview ());
|
|
|
|
if (track) {
|
|
_event[0] = (MIDI_CMD_NOTE_OFF | mtv->get_preferred_midi_channel ());
|
|
_event[1] = note;
|
|
_event[2] = 100;
|
|
|
|
track->write_immediate_event (Evoral::MIDI_EVENT, 3, _event);
|
|
}
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::reset_clicked_note (uint8_t note, bool invalidate)
|
|
{
|
|
_active_notes[note] = false;
|
|
_clicked_note = NO_MIDI_NOTE;
|
|
send_note_off (note);
|
|
if (invalidate) {
|
|
invalidate_note_range (note, note);
|
|
}
|
|
}
|
|
|
|
PublicEditor&
|
|
PianoRollHeader::editor () const
|
|
{
|
|
return _view.trackview ().editor ();
|
|
}
|
|
|
|
void
|
|
PianoRollHeader::set_min_page_size(double page_size)
|
|
{
|
|
_min_page_size = page_size;
|
|
};
|