summaryrefslogtreecommitdiff
path: root/gtk2_ardour/canvas-note-event.cc
diff options
context:
space:
mode:
Diffstat (limited to 'gtk2_ardour/canvas-note-event.cc')
-rw-r--r--gtk2_ardour/canvas-note-event.cc375
1 files changed, 0 insertions, 375 deletions
diff --git a/gtk2_ardour/canvas-note-event.cc b/gtk2_ardour/canvas-note-event.cc
deleted file mode 100644
index 867e3cdf1c..0000000000
--- a/gtk2_ardour/canvas-note-event.cc
+++ /dev/null
@@ -1,375 +0,0 @@
-/*
- Copyright (C) 2007 Paul Davis
- Author: David Robillard
-
- 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 <iostream>
-
-#include "gtkmm2ext/keyboard.h"
-
-#include "canvas-note-event.h"
-#include "midi_channel_selector.h"
-#include "midi_region_view.h"
-#include "public_editor.h"
-#include "editing_syms.h"
-#include "keyboard.h"
-
-using namespace std;
-using namespace Gtkmm2ext;
-using ARDOUR::MidiModel;
-
-namespace Gnome {
-namespace Canvas {
-
-PBD::Signal1<void,CanvasNoteEvent*> CanvasNoteEvent::CanvasNoteEventDeleted;
-
-/// dividing the hue circle in 16 parts, hand adjusted for equal look, courtesy Thorsten Wilms
-const uint32_t CanvasNoteEvent::midi_channel_colors[16] = {
- 0xd32d2dff, 0xd36b2dff, 0xd3972dff, 0xd3d12dff,
- 0xa0d32dff, 0x7dd32dff, 0x2dd45eff, 0x2dd3c4ff,
- 0x2da5d3ff, 0x2d6fd3ff, 0x432dd3ff, 0x662dd3ff,
- 0x832dd3ff, 0xa92dd3ff, 0xd32dbfff, 0xd32d67ff
- };
-
-CanvasNoteEvent::CanvasNoteEvent(MidiRegionView& region, Item* item, const boost::shared_ptr<NoteType> note)
- : _region(region)
- , _item(item)
- , _text(0)
- , _channel_selector_widget()
- , _state(None)
- , _note(note)
- , _selected(false)
- , _valid (true)
- , _mouse_x_fraction (-1.0)
- , _mouse_y_fraction (-1.0)
- , _channel_selection (0xffff)
-{
-}
-
-CanvasNoteEvent::~CanvasNoteEvent()
-{
- CanvasNoteEventDeleted (this);
-
- if (_text) {
- _text->hide();
- delete _text;
- }
-
- delete _channel_selector_widget;
-}
-
-void
-CanvasNoteEvent::invalidate ()
-{
- _valid = false;
-}
-
-void
-CanvasNoteEvent::validate ()
-{
- _valid = true;
-}
-
-void
-CanvasNoteEvent::show_velocity()
-{
- if (!_text) {
- _text = new NoEventText (*(_item->property_parent()));
- _text->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiNoteVelocityText.get();
- _text->property_justification() = Gtk::JUSTIFY_CENTER;
- }
-
- _text->property_x() = (x1() + x2()) /2;
- _text->property_y() = (y1() + y2()) /2;
- ostringstream velo(ios::ate);
- velo << int(_note->velocity());
- _text->property_text() = velo.str();
- _text->show();
- _text->raise_to_top();
-}
-
-void
-CanvasNoteEvent::hide_velocity()
-{
- if (_text) {
- _text->hide();
- delete _text;
- _text = 0;
- }
-}
-
-void
-CanvasNoteEvent::on_channel_selection_change(uint16_t selection)
-{
- _channel_selection = selection;
-
- /* this takes into account whether or not the note should be drawn as inactive */
- set_selected (_selected);
-
- // this forces the item to update..... maybe slow...
- _item->hide();
- _item->show();
-}
-
-void
-CanvasNoteEvent::on_channel_change(uint8_t channel)
-{
- _region.note_selected(this, true);
- hide_channel_selector();
- _region.change_channel(channel);
-}
-
-void
-CanvasNoteEvent::show_channel_selector(void)
-{
- if (_channel_selector_widget == 0) {
-
- if(_region.channel_selector_scoped_note() != 0){
- _region.channel_selector_scoped_note()->hide_channel_selector();
- _region.set_channel_selector_scoped_note(0);
- }
-
- SingleMidiChannelSelector* _channel_selector = new SingleMidiChannelSelector(_note->channel());
- _channel_selector->show_all();
- _channel_selector->channel_selected.connect(
- sigc::mem_fun(this, &CanvasNoteEvent::on_channel_change));
-
- _channel_selector->clicked.connect (
- sigc::mem_fun (this, &CanvasNoteEvent::hide_channel_selector));
-
- _channel_selector_widget = new Widget(*(_item->property_parent()),
- x1(),
- y2() + 2,
- (Gtk::Widget &) *_channel_selector);
-
- _channel_selector_widget->hide();
- _channel_selector_widget->property_height() = 100;
- _channel_selector_widget->property_width() = 100;
- _channel_selector_widget->raise_to_top();
- _channel_selector_widget->show();
-
- _region.set_channel_selector_scoped_note(this);
- } else {
- hide_channel_selector();
- }
-}
-
-void
-CanvasNoteEvent::hide_channel_selector(void)
-{
- if (_channel_selector_widget) {
- _channel_selector_widget->hide();
- delete _channel_selector_widget;
- _channel_selector_widget = 0;
- }
-}
-
-void
-CanvasNoteEvent::set_selected(bool selected)
-{
- if (!_note) {
- return;
- }
-
- _selected = selected;
-
- bool const active = (_channel_selection & (1 << _note->channel())) != 0;
-
- if (_selected && active) {
- set_outline_color(calculate_outline(ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get()));
-
- if(_region.channel_selector_scoped_note() != 0){
- _region.channel_selector_scoped_note()->hide_channel_selector();
- _region.set_channel_selector_scoped_note(0);
- }
-
- set_fill_color (base_color ());
-
- } else {
-
- if (active) {
- set_fill_color(base_color());
- set_outline_color(calculate_outline(base_color()));
- } else {
- set_fill_color(ARDOUR_UI::config()->canvasvar_MidiNoteInactiveChannel.get());
- set_outline_color(calculate_outline(ARDOUR_UI::config()->canvasvar_MidiNoteInactiveChannel.get()));
- }
-
- hide_channel_selector();
- }
-}
-
-#define SCALE_USHORT_TO_UINT8_T(x) ((x) / 257)
-
-uint32_t
-CanvasNoteEvent::base_color()
-{
- using namespace ARDOUR;
-
- ColorMode mode = _region.color_mode();
-
- const uint8_t min_opacity = 15;
- uint8_t opacity = std::max(min_opacity, uint8_t(_note->velocity() + _note->velocity()));
-
- switch (mode) {
- case TrackColor:
- {
- Gdk::Color color = _region.midi_stream_view()->get_region_color();
- return UINT_INTERPOLATE (RGBA_TO_UINT(
- SCALE_USHORT_TO_UINT8_T(color.get_red()),
- SCALE_USHORT_TO_UINT8_T(color.get_green()),
- SCALE_USHORT_TO_UINT8_T(color.get_blue()),
- opacity),
- ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get(), 0.5);
- }
-
- case ChannelColors:
- return UINT_INTERPOLATE (UINT_RGBA_CHANGE_A (CanvasNoteEvent::midi_channel_colors[_note->channel()],
- opacity),
- ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get(), 0.5);
-
- default:
- return meter_style_fill_color(_note->velocity(), selected());
- };
-
- return 0;
-}
-
-void
-CanvasNoteEvent::set_mouse_fractions (GdkEvent* ev)
-{
- double ix, iy;
- double bx1, bx2, by1, by2;
- bool set_cursor = false;
-
- switch (ev->type) {
- case GDK_MOTION_NOTIFY:
- ix = ev->motion.x;
- iy = ev->motion.y;
- set_cursor = true;
- break;
- case GDK_ENTER_NOTIFY:
- ix = ev->crossing.x;
- iy = ev->crossing.y;
- set_cursor = true;
- break;
- case GDK_BUTTON_PRESS:
- case GDK_BUTTON_RELEASE:
- ix = ev->button.x;
- iy = ev->button.y;
- break;
- default:
- _mouse_x_fraction = -1.0;
- _mouse_y_fraction = -1.0;
- return;
- }
-
- _item->get_bounds (bx1, by1, bx2, by2);
- _item->w2i (ix, iy);
- /* hmm, something wrong here. w2i should give item-local coordinates
- but it doesn't. for now, finesse this.
- */
- ix = ix - bx1;
- iy = iy - by1;
-
- /* fraction of width/height */
- double xf;
- double yf;
- bool notify = false;
-
- xf = ix / (bx2 - bx1);
- yf = iy / (by2 - by1);
-
- if (xf != _mouse_x_fraction || yf != _mouse_y_fraction) {
- notify = true;
- }
-
- _mouse_x_fraction = xf;
- _mouse_y_fraction = yf;
-
- if (notify) {
- if (big_enough_to_trim()) {
- _region.note_mouse_position (_mouse_x_fraction, _mouse_y_fraction, set_cursor);
- } else {
- /* pretend the mouse is in the middle, because this is not big enough
- to trim right now.
- */
- _region.note_mouse_position (0.5, 0.5, set_cursor);
- }
- }
-}
-
-bool
-CanvasNoteEvent::on_event(GdkEvent* ev)
-{
- if (!_region.get_time_axis_view().editor().internal_editing()) {
- return false;
- }
-
- switch (ev->type) {
- case GDK_ENTER_NOTIFY:
- set_mouse_fractions (ev);
- _region.note_entered (this);
- break;
-
- case GDK_LEAVE_NOTIFY:
- set_mouse_fractions (ev);
- _region.note_left (this);
- break;
-
- case GDK_MOTION_NOTIFY:
- set_mouse_fractions (ev);
- break;
-
- case GDK_BUTTON_PRESS:
- set_mouse_fractions (ev);
- if (ev->button.button == 3 && Keyboard::no_modifiers_active (ev->button.state) && _selected) {
- show_channel_selector();
- return true;
- }
- break;
-
- case GDK_BUTTON_RELEASE:
- set_mouse_fractions (ev);
- if (ev->button.button == 3 && Keyboard::no_modifiers_active (ev->button.state)) {
- return true;
- }
- break;
-
- default:
- break;
- }
-
- return false;
-}
-
-bool
-CanvasNoteEvent::mouse_near_ends () const
-{
- return (_mouse_x_fraction >= 0.0 && _mouse_x_fraction < 0.25) ||
- (_mouse_x_fraction >= 0.75 && _mouse_x_fraction < 1.0);
-}
-
-bool
-CanvasNoteEvent::big_enough_to_trim () const
-{
- return (x2() - x1()) > 20; /* canvas units, really pixels */
-}
-
-} // namespace Canvas
-} // namespace Gnome
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-23 01:11:26 +0000