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"
52 class Panner2d
: public Gtk::DrawingArea
55 Panner2d (boost::shared_ptr
<ARDOUR::Panner
>, int32_t height
);
58 void allow_target_motion (bool);
60 int add_target (const PBD::AngularVector
&);
61 int add_puck (const char* text
, const PBD::AngularVector
&);
62 void move_puck (int which
, const PBD::AngularVector
&);
63 void reset (uint32_t n_inputs
);
65 boost::shared_ptr
<ARDOUR::Panner
> get_panner() const { return panner
; }
67 sigc::signal
<void,int> PuckMoved
;
68 sigc::signal
<void,int> TargetMoved
;
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 void on_size_allocate (Gtk::Allocation
& alloc
);
83 PBD::AngularVector position
;
87 Target (const PBD::AngularVector
&, const char* txt
= 0);
90 void set_text (const char*);
91 void set_selected (bool yn
) {
94 bool selected() const {
102 boost::shared_ptr
<ARDOUR::Panner
> panner
;
103 Glib::RefPtr
<Pango::Layout
> layout
;
105 typedef std::vector
<Target
*> Targets
;
119 gint
compute_x (float);
120 gint
compute_y (float);
122 Target
*find_closest_object (gdouble x
, gdouble y
, int& which
) const;
124 gint
handle_motion (gint
, gint
, GdkModifierType
);
126 void toggle_bypass ();
127 void handle_state_change ();
128 void handle_position_change ();
130 PBD::ScopedConnection state_connection
;
131 PBD::ScopedConnection change_connection
;
133 /* cartesian coordinates in GTK units ; adjust to same but on a circle of radius 1.0
134 and centered in the middle of our area
136 void clamp_to_circle (double& x
, double& y
);
139 class Panner2dWindow
: public Gtk::Window
142 Panner2dWindow (boost::shared_ptr
<ARDOUR::Panner
>, int32_t height
, uint32_t inputs
);
144 void reset (uint32_t n_inputs
);
150 Gtk::VBox button_box
;
151 Gtk::Button reset_button
;
152 Gtk::ToggleButton bypass_button
;
153 Gtk::ToggleButton mute_button
;
154 Gtk::VBox spinner_box
;
157 std::vector
<Gtk::SpinButton
*> spinners
;
160 #endif /* __ardour_panner_2d_h__ */