Tidy up region gain line drawing slightly so that it doesn't overhang its region...
[ardour.git] / gtk2_ardour / panner_ui.h
1 /*
2     Copyright (C) 2004 Paul Davis
3
4     This program is free software; you can redistribute it and/or modify
5     it under the terms of the GNU General Public License as published by
6     the Free Software Foundation; either version 2 of the License, or
7     (at your option) any later version.
8
9     This program is distributed in the hope that it will be useful,
10     but WITHOUT ANY WARRANTY; without even the implied warranty of
11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12     GNU General Public License for more details.
13
14     You should have received a copy of the GNU General Public License
15     along with this program; if not, write to the Free Software
16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17
18 */
19
20 #ifndef __ardour_gtk_panner_ui_h__
21 #define __ardour_gtk_panner_ui_h__
22
23 #include <vector>
24
25 #include <gtkmm/box.h>
26 #include <gtkmm/adjustment.h>
27 #include <gtkmm/viewport.h>
28 #include <gtkmm/eventbox.h>
29 #include <gtkmm/arrow.h>
30 #include <gtkmm/togglebutton.h>
31 #include <gtkmm/button.h>
32
33 #include <gtkmm2ext/click_box.h>
34 #include <gtkmm2ext/slider_controller.h>
35
36 #include "enums.h"
37
38 class Panner2d;
39 class PannerBar;
40
41 namespace ARDOUR {
42         class IO;
43         class Session;
44 }
45 namespace Gtkmm2ext {
46         class FastMeter;
47 }
48
49 namespace Gtk {
50         class Menu;
51         class Menuitem;
52 }
53
54 class PannerUI : public Gtk::HBox
55 {
56   public:
57         PannerUI (ARDOUR::Session&);
58         ~PannerUI ();
59
60         virtual void set_io (boost::shared_ptr<ARDOUR::IO>);
61
62         void pan_changed (void *);
63
64         void update_pan_sensitive ();
65         void update_gain_sensitive ();
66
67         void set_width (Width);
68         void setup_pan ();
69
70         void effective_pan_display ();
71
72         void set_meter_strip_name (string name);
73         PBD::Controllable* get_controllable();
74
75   private:
76         friend class MixerStrip;
77
78         boost::shared_ptr<ARDOUR::IO> _io;
79         ARDOUR::Session& _session;
80         std::vector<sigc::connection> connections;
81
82         bool ignore_toggle;
83         bool in_pan_update;
84
85         static const int pan_bar_height;
86
87         Panner2d*   panner;
88
89         Gtk::VBox           pan_bar_packer;
90         Gtk::Adjustment     hAdjustment;
91         Gtk::Adjustment     vAdjustment;
92         Gtk::Viewport       panning_viewport;
93         Gtk::EventBox       panning_up;
94         Gtk::Arrow          panning_up_arrow;
95         Gtk::EventBox       panning_down;
96         Gtk::Arrow          panning_down_arrow;
97         Gtk::VBox           pan_vbox;
98         Width              _width;
99
100         Gtk::ToggleButton   panning_link_button;
101         Gtk::Button         panning_link_direction_button;
102         Gtk::HBox           panning_link_box;
103
104         bool panning_link_button_press (GdkEventButton*);
105         bool panning_link_button_release (GdkEventButton*);
106
107         Gtk::Menu* pan_astate_menu;
108         Gtk::Menu* pan_astyle_menu;
109
110         Gtk::Button pan_automation_style_button;
111         Gtk::ToggleButton pan_automation_state_button;
112
113         void panning_link_direction_clicked ();
114
115         vector<Gtk::Adjustment*> pan_adjustments;
116         vector<PannerBar*> pan_bars;
117
118         void pan_adjustment_changed (uint32_t which);
119         void pan_value_changed (uint32_t which);
120         void pan_printer (char* buf, uint32_t, Gtk::Adjustment*);
121         void update_pan_bars (bool only_if_aplay);
122         void update_pan_linkage ();
123         void update_pan_state ();
124         void build_astate_menu ();
125         void build_astyle_menu ();
126
127         void panner_changed ();
128         
129         void hide_pans ();
130
131         void panner_moved (int which);
132         void panner_bypass_toggled ();
133
134         gint start_pan_touch (GdkEventButton*);
135         gint end_pan_touch (GdkEventButton*);
136
137         bool pan_button_event (GdkEventButton*, uint32_t which);
138
139         Gtk::Menu* pan_menu;
140         Gtk::CheckMenuItem* bypass_menu_item;
141         void build_pan_menu (uint32_t which);
142         void pan_mute (uint32_t which);
143         void pan_reset (uint32_t which);
144         void pan_reset_all ();
145         void pan_bypass_toggle ();
146
147         void pan_automation_state_changed();
148         void pan_automation_style_changed();
149         gint pan_automation_style_button_event (GdkEventButton *);
150         gint pan_automation_state_button_event (GdkEventButton *);
151         sigc::connection pan_watching;
152
153         std::string astate_string (ARDOUR::AutoState);
154         std::string short_astate_string (ARDOUR::AutoState);
155         std::string _astate_string (ARDOUR::AutoState, bool);
156
157         std::string astyle_string (ARDOUR::AutoStyle);
158         std::string short_astyle_string (ARDOUR::AutoStyle);
159         std::string _astyle_string (ARDOUR::AutoStyle, bool);
160 };
161
162 #endif /* __ardour_gtk_panner_ui_h__ */
163