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livetrax/gtk2_ardour/tape_region_view.cc

105 lines
2.8 KiB
C++

/*
Copyright (C) 2006 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 <cmath>
#include <algorithm>
#include <gtkmm.h>
#include <gtkmm2ext/gtk_ui.h>
#include "ardour/playlist.h"
#include "ardour/audioregion.h"
#include "ardour/audiosource.h"
#include "ardour/audio_diskstream.h"
#include "tape_region_view.h"
#include "audio_time_axis.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace ArdourCanvas;
const TimeAxisViewItem::Visibility TapeAudioRegionView::default_tape_visibility
= TimeAxisViewItem::Visibility (
TimeAxisViewItem::ShowNameHighlight |
TimeAxisViewItem::ShowNameText |
TimeAxisViewItem::ShowFrame |
TimeAxisViewItem::HideFrameRight |
TimeAxisViewItem::FullWidthNameHighlight);
TapeAudioRegionView::TapeAudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
boost::shared_ptr<AudioRegion> r,
double spu,
Gdk::Color const & basic_color)
: AudioRegionView (parent, tv, r, spu, basic_color, false,
TimeAxisViewItem::Visibility ((r->position() != 0) ? default_tape_visibility :
TimeAxisViewItem::Visibility (default_tape_visibility|TimeAxisViewItem::HideFrameLeft)))
{
}
void
TapeAudioRegionView::init (Gdk::Color const & basic_color, bool /*wfw*/)
{
/* never wait for data: always just create the waves, connect once and then
we'll update whenever we need to.
*/
AudioRegionView::init(basic_color, false);
/* every time the wave data changes and peaks are ready, redraw */
for (uint32_t n = 0; n < audio_region()->n_channels(); ++n) {
audio_region()->audio_source(n)->PeaksReady.connect (sigc::bind (sigc::mem_fun(*this, &TapeAudioRegionView::update), n));
}
}
TapeAudioRegionView::~TapeAudioRegionView()
{
}
void
TapeAudioRegionView::update (uint32_t n)
{
/* check that all waves are build and ready */
if (!tmp_waves.empty()) {
return;
}
ENSURE_GUI_THREAD (*this, &TapeAudioRegionView::update, n)
/* this triggers a cache invalidation and redraw in the waveview */
waves[n]->property_data_src() = _region.get();
}
void
TapeAudioRegionView::set_frame_color ()
{
fill_opacity = 255;
AudioRegionView::set_frame_color ();
}