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livetrax/gtk2_ardour/meterbridge.h
2013-10-21 00:19:43 +11:00

159 lines
3.8 KiB
C++

/*
Copyright (C) 2012 Paul Davis
Author: Robin Gareus
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.
*/
#ifndef __ardour_meterbridge_h__
#define __ardour_meterbridge_h__
#include <glibmm/thread.h>
#include <gtkmm/box.h>
#include <gtkmm/scrolledwindow.h>
#include <gtkmm/label.h>
#include <gtkmm/window.h>
#include "ardour/ardour.h"
#include "ardour/types.h"
#include "ardour/session_handle.h"
#include "pbd/stateful.h"
#include "pbd/signals.h"
#include "gtkmm2ext/visibility_tracker.h"
#include "meter_strip.h"
class Meterbridge :
public Gtk::Window,
public PBD::ScopedConnectionList,
public ARDOUR::SessionHandlePtr,
public Gtkmm2ext::VisibilityTracker
{
public:
static Meterbridge* instance();
~Meterbridge();
void set_session (ARDOUR::Session *);
XMLNode& get_state (void);
int set_state (const XMLNode& );
void show_window ();
bool hide_window (GdkEventAny *ev);
private:
Meterbridge ();
static Meterbridge* _instance;
bool _visible;
bool _show_busses;
bool _show_master;
bool _show_midi;
Gtk::ScrolledWindow scroller;
Gtk::HBox meterarea;
Gtk::HBox global_hpacker;
Gtk::VBox global_vpacker;
gint start_updating ();
gint stop_updating ();
sigc::connection fast_screen_update_connection;
void fast_update_strips ();
void add_strips (ARDOUR::RouteList&);
void remove_strip (MeterStrip *);
void session_going_away ();
void sync_order_keys ();
void resync_order ();
mutable Glib::Threads::Mutex _resync_mutex;
struct MeterBridgeStrip {
MeterStrip *s;
bool visible;
MeterBridgeStrip(MeterStrip *ss) {
s = ss;
visible = true;
}
};
struct MeterOrderRouteSorter {
bool operator() (struct MeterBridgeStrip ma, struct MeterBridgeStrip mb) {
boost::shared_ptr<ARDOUR::Route> a = ma.s->route();
boost::shared_ptr<ARDOUR::Route> b = mb.s->route();
if (a->is_master() || a->is_monitor()) {
/* "a" is a special route (master, monitor, etc), and comes
* last in the mixer ordering
*/
return false;
} else if (b->is_master() || b->is_monitor()) {
/* everything comes before b */
return true;
}
return a->order_key () < b->order_key ();
}
};
std::list<MeterBridgeStrip> strips;
MeterStrip metrics_left;
MeterStrip metrics_right;
std::vector<MeterStrip *> _metrics;
Gtk::VBox metrics_vpacker_left;
Gtk::VBox metrics_vpacker_right;
Gtk::HBox metrics_spacer_left;
Gtk::HBox metrics_spacer_right;
static const int32_t default_width = 600;
static const int32_t default_height = 400;
static const int max_height = 1200; // == 1024 + 148 + 16 + 12 see meter_strip.cc
int cur_max_width;
void update_title ();
// for restoring window geometry.
int m_root_x, m_root_y, m_width, m_height;
void set_window_pos_and_size ();
void get_window_pos_and_size ();
bool on_key_press_event (GdkEventKey*);
bool on_key_release_event (GdkEventKey*);
bool on_scroll_event (GdkEventScroll*);
void scroll_left ();
void scroll_right ();
void on_size_allocate (Gtk::Allocation&);
void on_size_request (Gtk::Requisition*);
void parameter_changed (std::string const & p);
void on_theme_changed ();
void on_scroll ();
sigc::connection scroll_connection;
int _mm_left, _mm_right;
ARDOUR::MeterType _mt_left, _mt_right;
};
#endif