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start putting some relevant elements into the AudioClipEditor

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This commit is contained in:
Paul Davis 2021-12-09 21:12:47 -07:00
parent 12dc428a60
commit 757debb711
2 changed files with 99 additions and 20 deletions
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106
gtk2_ardour/audio_clip_editor.cc
View file

@ -28,12 +28,16 @@
#include "canvas/debug.h"
#include "canvas/utils.h"
#include "waveview/wave_view.h"
#include "ardour/audioregion.h"
#include "ardour/location.h"
#include "ardour/profile.h"
#include "ardour/session.h"
#include "widgets/ardour_button.h"
#include "audio_clip_editor.h"
#include "audio_clock.h"
#include "automation_line.h"
#include "control_point.h"
@ -41,13 +45,12 @@
#include "region_view.h"
#include "ui_config.h"
#include "audio_clip_editor.h"
#include "pbd/i18n.h"
using namespace Gtk;
using namespace ARDOUR;
using namespace ArdourCanvas;
using namespace ArdourWaveView;
using std::min;
using std::max;
@ -55,32 +58,97 @@ using std::max;
AudioClipEditor::AudioClipEditor ()
{
// set_homogenous (true);
// set_row_spacing (4);
set_background_color (UIConfiguration::instance().color (X_("theme:darkest")));
set_background_color (UIConfiguration::instance().color (X_("theme:bg")));
const double scale = UIConfiguration::instance().get_ui_scale();
const double width = 600. * scale;
const double height = 210. * scale;
// name = string_compose ("trigger %1", _trigger.index());
frame = new Rectangle (this);
ArdourCanvas::Rect r (0, 0, width, height);
frame->set (r);
frame->set_outline_all ();
frame = new Rectangle (root());
frame->name = "audio clip editor frame";
frame->set_fill_color (UIConfiguration::instance().color (X_("theme:contrasting")));
frame->set_outline_color (UIConfiguration::instance().color (X_("theme:darkest")));
frame->Event.connect (sigc::mem_fun (*this, &AudioClipEditor::event_handler));
// selection_connection = PublicEditor::instance().get_selection().TriggersChanged.connect (sigc::mem_fun (*this, &TriggerBoxUI::selection_changed));
}
AudioClipEditor::~AudioClipEditor ()
{
drop_waves ();
}
void
AudioClipEditor::drop_waves ()
{
for (auto & wave : waves) {
delete wave;
}
waves.clear ();
}
void
AudioClipEditor::set_region (boost::shared_ptr<AudioRegion> r)
{
drop_waves ();
uint32_t n_chans = r->n_channels ();
for (uint32_t n = 0; n < n_chans; ++n) {
WaveView* wv = new WaveView (this, r);
wv->set_channel (n);
waves.push_back (wv);
}
int h = get_allocation().get_height ();
if (h) {
set_wave_heights (h);
}
}
void
AudioClipEditor::on_size_allocate (Gtk::Allocation& alloc)
{
GtkCanvas::on_size_allocate (alloc);
ArdourCanvas::Rect r (1, 1, alloc.get_width() - 2, alloc.get_height() - 2);
frame->set (r);
set_wave_heights (r.height() - 2.0);
}
void
AudioClipEditor::set_wave_heights (int h)
{
if (waves.empty()) {
return;
}
uint32_t n = 0;
Distance ht = h / waves.size();
for (auto & wave : waves) {
wave->set_height (ht);
wave->set_y_position (n * ht);
wave->set_samples_per_pixel (8192);
wave->set_show_zero_line (false);
wave->set_clip_level (1.0);
}
}
void
AudioClipEditor::set_waveform_colors ()
{
Gtkmm2ext::Color clip = UIConfiguration::instance().color ("clipped waveform");
Gtkmm2ext::Color zero = UIConfiguration::instance().color ("zero line");
Gtkmm2ext::Color fill = UIConfiguration::instance().color ("waveform fill");
Gtkmm2ext::Color outline = UIConfiguration::instance().color ("waveform outline");
for (auto & wave : waves) {
wave->set_fill_color (fill);
wave->set_outline_color (outline);
wave->set_clip_color (clip);
wave->set_zero_color (zero);
}
}
bool
AudioClipEditor::event_handler (GdkEvent* ev)
{
@ -110,7 +178,7 @@ AudioClipEditorBox::AudioClipEditorBox ()
pack_start(_header_label, false, false, 6);
editor = manage (new AudioClipEditor);
editor->set_size_request(600,120);
// editor->set_size_request(600,120);
pack_start(*editor, true, true);
editor->show();

13
gtk2_ardour/audio_clip_editor.h
View file

@ -47,6 +47,10 @@ namespace ArdourCanvas {
class Polygon;
};
namespace ArdourWaveView {
class WaveView;
}
class ClipEditorBox : public Gtk::VBox, public ARDOUR::SessionHandlePtr
{
public:
@ -56,17 +60,24 @@ public:
virtual void set_region (boost::shared_ptr<ARDOUR::Region>) =0;
};
class AudioClipEditor : public ArdourCanvas::GtkCanvas
{
public:
AudioClipEditor ();
~AudioClipEditor ();
void set_region (boost::shared_ptr<ARDOUR::AudioRegion>);
void on_size_allocate (Gtk::Allocation&);
private:
ArdourCanvas::Rectangle* frame;
bool event_handler (GdkEvent* ev);
std::vector<ArdourWaveView::WaveView *> waves;
void drop_waves ();
void set_wave_heights (int);
void set_waveform_colors ();
};
class AudioClipEditorBox : public ClipEditorBox