ardour/gtk2_ardour/export_report.h

137 lines
3.5 KiB
C++

/*
* Copyright (C) 2016 Robin Gareus <robin@gareus.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <cairo/cairo.h>
#include <gtkmm/notebook.h>
#include "gtkmm2ext/cairo_widget.h"
#include "gtkmm2ext/gui_thread.h"
#include "ardour/export_status.h"
#include "ardour_dialog.h"
class CimgArea : public CairoWidget
{
public:
CimgArea (Cairo::RefPtr<Cairo::ImageSurface> sf)
: CairoWidget()
, _surface(sf)
, _playhead(-1)
, _x0 (0)
, _aw (0)
{
set_size_request (sf->get_width (), sf->get_height ());
}
virtual void render (cairo_t* cr, cairo_rectangle_t* r)
{
cairo_rectangle (cr, r->x, r->y, r->width, r->height);
cairo_clip (cr);
cairo_set_source_surface (cr, _surface->cobj(), 0, 0);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_paint (cr);
if (_playhead > 0 && _playhead < 1.0 && _aw > 0) {
cairo_rectangle (cr, _x0, 0, _aw, _surface->get_height());
cairo_set_source_rgba (cr, .4, .4, .6, .4);
cairo_fill (cr);
const float x = _playhead * _aw;
const float h = _surface->get_height();
cairo_set_source_rgba (cr, 1, 0, 0, 1);
cairo_set_line_width (cr, 1.5);
cairo_move_to (cr, _x0 + x, 0);
cairo_line_to (cr, _x0 + x, h);
cairo_stroke (cr);
}
}
void set_playhead (float pos) {
if (rint (_playhead * _aw) == rint (pos * _aw)) {
return;
}
if (_playhead == -1 || pos == -1) {
set_dirty ();
} else {
invalidate (_playhead);
invalidate (pos);
}
_playhead = pos;
}
void set_audition_axis (float x0, float w) {
_x0 = x0;
_aw = w;
}
sigc::signal<void, float> seek_playhead;
protected:
bool on_button_press_event (GdkEventButton *ev) {
CairoWidget::on_button_press_event (ev);
if (ev->button == 1 && _aw > 0 && ev->x >= _x0 && ev->x <= _x0 + _aw) {
seek_playhead (((float) ev->x - _x0) / (float)_aw);
}
return true;
}
private:
Cairo::RefPtr<Cairo::ImageSurface> _surface;
float _playhead;
float _x0, _aw;
void invalidate (float pos) {
if (pos < 0 || pos > 1) { return; }
const float x = pos * _aw;
cairo_rectangle_t r;
r.y = 0;
r.x = _x0 + x - 1;
r.width = 3;
r.height = _surface->get_height();
set_dirty (&r);
}
};
class ExportReport : public ArdourDialog
{
public:
typedef boost::shared_ptr<ARDOUR::ExportStatus> StatusPtr;
ExportReport (ARDOUR::Session*, StatusPtr);
int run ();
private:
void open_folder (std::string);
void audition (std::string, unsigned int, int);
void stop_audition ();
void audition_active (bool);
void audition_seek (int, float);
void audition_progress (ARDOUR::framecnt_t, ARDOUR::framecnt_t);
void on_switch_page (GtkNotebookPage*, guint page_num);
StatusPtr status;
Gtk::Notebook pages;
ARDOUR::Session* _session;
Gtk::Button* stop_btn;
PBD::ScopedConnectionList auditioner_connections;
std::vector<CimgArea*> timeline;
int _audition_num;
int _page_num;
};