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Scale MIDI track vertical range to match widgest range of notes in child regions.

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Fiddled with canvas theme a bit to make tempo more visible and probably annoy pure audio MIDI/tempo haters.
Fix track-specific-color display on mixer strips for MIDI tracks.


git-svn-id: svn://localhost/ardour2/trunk@2112 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2007-07-05 07:02:24 +00:00
parent 0c3944f7dd
commit cfe29a14ee
8 changed files with 86 additions and 24 deletions
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56
gtk2_ardour/midi_streamview.cc
View file

@ -1,5 +1,5 @@
/*
Copyright (C) 2001, 2006 Paul Davis
Copyright (C) 2001-2007 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
@ -29,6 +29,7 @@
#include <ardour/midi_source.h>
#include <ardour/midi_diskstream.h>
#include <ardour/midi_track.h>
#include <ardour/midi_events.h>
#include <ardour/smf_source.h>
#include <ardour/region_factory.h>
@ -53,6 +54,8 @@ using namespace Editing;
MidiStreamView::MidiStreamView (MidiTimeAxisView& tv)
: StreamView (tv)
, _lowest_note(0)
, _highest_note(127)
{
if (tv.is_track())
stream_base_color = ARDOUR_UI::config()->canvasvar_MidiTrackBase.get();
@ -89,6 +92,8 @@ MidiStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait
/* great. we already have a MidiRegionView for this Region. use it again. */
(*i)->set_valid (true);
display_region(dynamic_cast<MidiRegionView*>(*i), false);
return NULL;
}
}
@ -107,11 +112,11 @@ MidiStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait
// FIXME
//region_view->set_waveform_visible(_trackview.editor.show_waveforms());
/* display events */
region_view->begin_write();
for (size_t i=0; i < region->midi_source(0)->model()->n_events(); ++i)
region_view->add_event(region->midi_source(0)->model()->event_at(i));
region_view->end_write();
/* display events and find note range */
display_region(region_view, false);
/* always display at least 1 octave range */
_highest_note = max(_highest_note, static_cast<uint8_t>(_lowest_note + 11));
/* catch regionview going away */
region->GoingAway.connect (bind (mem_fun (*this, &MidiStreamView::remove_region_view), region));
@ -121,7 +126,35 @@ MidiStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait
return region_view;
}
// FIXME: code duplication with AudioStreamVIew
void
MidiStreamView::display_region(MidiRegionView* region_view, bool redisplay_events)
{
if ( ! region_view)
return;
if (redisplay_events)
region_view->begin_write();
boost::shared_ptr<MidiSource> source(region_view->midi_region()->midi_source(0));
for (size_t i=0; i < source->model()->n_events(); ++i) {
const MidiEvent& ev = source->model()->event_at(i);
// Look at all note on events to find our note range
if ((ev.buffer[0] & 0xF0) == MIDI_CMD_NOTE_ON) {
_lowest_note = min(_lowest_note, ev.buffer[1]);
_highest_note = max(_highest_note, ev.buffer[1]);
}
if (redisplay_events)
region_view->add_event(ev);
}
if (redisplay_events)
region_view->end_write();
}
// FIXME: code duplication with AudioStreamView
void
MidiStreamView::redisplay_diskstream ()
{
@ -130,11 +163,14 @@ MidiStreamView::redisplay_diskstream ()
for (i = region_views.begin(); i != region_views.end(); ++i) {
(*i)->set_valid (false);
}
_lowest_note = 60; // middle C
_highest_note = _lowest_note + 11;
if (_trackview.is_midi_track()) {
_trackview.get_diskstream()->playlist()->foreach_region (static_cast<StreamView*>(this), &StreamView::add_region_view);
}
for (i = region_views.begin(); i != region_views.end(); ) {
tmp = i;
tmp++;
@ -142,7 +178,9 @@ MidiStreamView::redisplay_diskstream ()
if (!(*i)->is_valid()) {
delete *i;
region_views.erase (i);
}
} else {
(*i)->set_y_position_and_height(0, height); // apply note range
}
i = tmp;
}