2 Copyright (C) 2002 Paul Davis
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.
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.
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.
20 #ifndef __ardour_panner_2d_h__
21 #define __ardour_panner_2d_h__
23 #include <sys/types.h>
27 #include <glibmm/refptr.h>
28 #include <gtkmm/drawingarea.h>
29 #include <gtkmm/window.h>
30 #include <gtkmm/box.h>
31 #include <gtkmm/button.h>
32 #include <gtkmm/spinbutton.h>
33 #include <gtkmm/adjustment.h>
35 #include "pbd/cartesian.h"
37 #include "ardour_window.h"
54 class Panner2d : public Gtk::DrawingArea
57 Panner2d (boost::shared_ptr<ARDOUR::PannerShell>, int32_t height);
60 void allow_target_motion (bool);
62 int add_speaker (const PBD::AngularVector&);
63 int add_signal (const char* text, const PBD::AngularVector&);
64 void move_signal (int which, const PBD::AngularVector&);
65 void reset (uint32_t n_inputs);
66 void set_send_drawing_mode (bool);
68 boost::shared_ptr<ARDOUR::PannerShell> get_panner_shell() const { return panner_shell; }
70 void cart_to_gtk (PBD::CartesianVector&) const;
71 void gtk_to_cart (PBD::CartesianVector&) const;
74 bool on_expose_event (GdkEventExpose *);
75 bool on_button_press_event (GdkEventButton *);
76 bool on_button_release_event (GdkEventButton *);
77 bool on_motion_notify_event (GdkEventMotion *);
78 bool on_scroll_event (GdkEventScroll *);
79 void on_size_allocate (Gtk::Allocation& alloc);
84 PBD::AngularVector position;
88 Target (const PBD::AngularVector&, const char* txt = 0);
91 void set_text (const char*);
92 void set_selected (bool yn) {
95 bool selected() const {
103 boost::shared_ptr<ARDOUR::PannerShell> panner_shell;
104 Glib::RefPtr<Pango::Layout> layout;
106 typedef std::vector<Target*> Targets;
123 Target *find_closest_object (gdouble x, gdouble y, bool& is_signal);
125 gint handle_motion (gint, gint, GdkModifierType);
127 void toggle_bypass ();
128 void handle_state_change ();
129 void handle_position_change ();
130 void label_signals ();
132 PBD::ScopedConnectionList panshell_connections;
133 PBD::ScopedConnectionList panner_connections;
135 /* cartesian coordinates in GTK units ; adjust to same but on a circle of radius 1.0
136 and centered in the middle of our area
138 void clamp_to_circle (double& x, double& y);
139 void sphere_project (double& x, double& y, double& z);
142 class Panner2dWindow : public ArdourWindow
145 Panner2dWindow (boost::shared_ptr<ARDOUR::PannerShell>, int32_t height, uint32_t inputs);
147 void reset (uint32_t n_inputs);
153 Gtk::VBox button_box;
154 Gtk::ToggleButton bypass_button;
155 Gtk::VBox spinner_box;
158 Gtk::Adjustment width_adjustment;
159 Gtk::SpinButton width_spinner;
161 PBD::ScopedConnectionList panshell_connections;
162 PBD::ScopedConnectionList panvalue_connections;
166 void pannable_handler ();
167 void bypass_toggled ();
168 void width_changed ();
169 bool on_key_press_event (GdkEventKey*);
170 bool on_key_release_event (GdkEventKey*);
173 #endif /* __ardour_panner_2d_h__ */