2 Copyright (C) 2003 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.
21 #ifndef __gtkmm2ext_fastmeter_h__
22 #define __gtkmm2ext_fastmeter_h__
24 #include <gtkmm/drawingarea.h>
25 #include <gdkmm/pixbuf.h>
29 class FastMeter : public Gtk::DrawingArea {
36 FastMeter (long hold_cnt, unsigned long width, Orientation);
37 virtual ~FastMeter ();
39 void set (float level, float user_level=0.0f);
42 float get_level() { return current_level; }
43 float get_user_level() { return current_user_level; }
44 float get_peak() { return current_peak; }
46 long hold_count() { return hold_cnt; }
47 void set_hold_count (long);
50 bool on_expose_event (GdkEventExpose*);
51 void on_size_request (GtkRequisition*);
52 void on_size_allocate (Gtk::Allocation&);
56 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
60 Orientation orientation;
64 unsigned long hold_cnt;
65 unsigned long hold_state;
68 float current_user_level;
70 bool vertical_expose (GdkEventExpose*);
71 bool horizontal_expose (GdkEventExpose*);
73 static Glib::RefPtr<Gdk::Pixbuf> request_vertical_meter(int);
75 static Glib::RefPtr<Gdk::Pixbuf> *v_pixbuf_cache;
76 static int min_v_pixbuf_size;
77 static int max_v_pixbuf_size;
79 static Glib::RefPtr<Gdk::Pixbuf> request_horizontal_meter(int);
81 static Glib::RefPtr<Gdk::Pixbuf> *h_pixbuf_cache;
82 static int min_h_pixbuf_size;
83 static int max_h_pixbuf_size;
89 #endif /* __gtkmm2ext_fastmeter_h__ */