1 /*
2  * Copyright (C) 2005-2011 Paul Davis <paul@linuxaudiosystems.com>
3  * Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
4  * Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
5  * Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
6  * Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with this program; if not, write to the Free Software Foundation, Inc.,
20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21  */
22 
23 #ifndef __ardour_gtk_panner_ui_h__
24 #define __ardour_gtk_panner_ui_h__
25 
26 #include <vector>
27 
28 #include <gtkmm/box.h>
29 #include <gtkmm/adjustment.h>
30 #include <gtkmm/eventbox.h>
31 #include <gtkmm/arrow.h>
32 #include <gtkmm/togglebutton.h>
33 #include <gtkmm/button.h>
34 
35 #include "ardour/session_handle.h"
36 
37 #include "enums.h"
38 
39 class Panner2d;
40 class Panner2dWindow;
41 class StereoPanner;
42 class MonoPanner;
43 
44 namespace ARDOUR {
45 	class Session;
46 	class Panner;
47 	class PannerShell;
48 	class Delivery;
49 	class AutomationControl;
50 }
51 
52 namespace Gtk {
53 	class Menu;
54 	class Menuitem;
55 }
56 
57 class PannerUI : public Gtk::HBox, public ARDOUR::SessionHandlePtr
58 {
59 public:
60 	PannerUI (ARDOUR::Session*);
61 	~PannerUI ();
62 
63 	virtual void set_panner (boost::shared_ptr<ARDOUR::PannerShell>, boost::shared_ptr<ARDOUR::Panner>);
64 
65 	void panshell_changed ();
66 
67 	void update_pan_sensitive ();
68 	void update_gain_sensitive ();
69 
70 	void set_width (Width);
71 	void setup_pan ();
72 	void set_available_panners(std::map<std::string,std::string>);
73 	void set_send_drawing_mode (bool);
74 
75 	void effective_pan_display ();
76 
77 	void set_meter_strip_name (std::string name);
78 
79 	void on_size_allocate (Gtk::Allocation &);
80 
81 	static void setup_slider_pix ();
82 
83 private:
84 	friend class MixerStrip;
85 	friend class SendUI;
86 
87 	boost::shared_ptr<ARDOUR::PannerShell> _panshell;
88 	boost::shared_ptr<ARDOUR::Panner> _panner;
89 	PBD::ScopedConnectionList connections;
90 	PBD::ScopedConnectionList _pan_control_connections;
91 
92 	bool in_pan_update;
93 	int _current_nouts;
94 	int _current_nins;
95 	std::string _current_uri;
96 	bool _send_mode;
97 
98 	Panner2d*       twod_panner; ///< 2D panner, or 0
99 	Panner2dWindow* big_window;
100 
101 	Gtk::VBox           pan_bar_packer;
102 	Gtk::VBox           pan_vbox;
103 	Gtk::VBox           poswidth_box;
104 	Width              _width;
105 
106 	StereoPanner*  _stereo_panner;
107 	MonoPanner*    _mono_panner;
108 
109 	bool _ignore_width_change;
110 	bool _ignore_position_change;
111 	void width_adjusted ();
112 	void show_width ();
113 	void position_adjusted ();
114 	void show_position ();
115 
116 	Gtk::Menu* pan_astate_menu;
117 	Gtk::Menu* pan_astyle_menu;
118 
119 	Gtk::ToggleButton pan_automation_state_button;
120 
121 	void pan_value_changed (uint32_t which);
122 	void build_astate_menu ();
123 	void build_astyle_menu ();
124 
125 	void hide_pans ();
126 
127 	void panner_moved (int which);
128 	void panner_bypass_toggled ();
129 
130 	gint start_pan_touch (GdkEventButton*);
131 	gint end_pan_touch (GdkEventButton*);
132 
133 	bool pan_button_event (GdkEventButton*);
134 
135 	Gtk::Menu* pan_menu;
136 	Gtk::CheckMenuItem* bypass_menu_item;
137 	Gtk::CheckMenuItem* send_link_menu_item;
138 	void build_pan_menu ();
139 	void pan_reset ();
140 	void pan_bypass_toggle ();
141 	void pan_link_toggle ();
142 	void pan_edit ();
143 	void pan_set_custom_type (std::string type);
144 
145 	void pan_automation_state_changed();
146 	gint pan_automation_state_button_event (GdkEventButton *);
147 
148 	void start_touch (boost::weak_ptr<ARDOUR::AutomationControl>);
149 	void stop_touch (boost::weak_ptr<ARDOUR::AutomationControl>);
150 
151 	std::map<std::string,std::string> _panner_list;
152 	bool _suspend_menu_callbacks;
153 };
154 
155 #endif /* __ardour_gtk_panner_ui_h__ */
156 
157