2 Copyright (C) 2006 Paul Davis
3 Author: Sampo Savoleinen
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __ardour_fft_graph_h
22 #define __ardour_fft_graph_h
24 #include "ardour/types.h"
27 #include <gtkmm/drawingarea.h>
28 #include <gtkmm/treemodel.h>
29 #include <gdkmm/color.h>
31 #include <glibmm/refptr.h>
35 #include "fft_result.h"
39 class FFTGraph
: public Gtk::DrawingArea
43 FFTGraph(int windowSize
);
46 void set_analysis_window(AnalysisWindow
*a_window
);
48 int windowSize() const { return _windowSize
; }
49 void setWindowSize(int windowSize
);
52 bool on_expose_event (GdkEventExpose
* event
);
54 void on_size_request(Gtk::Requisition
* requisition
);
55 void on_size_allocate(Gtk::Allocation
& alloc
);
56 FFTResult
*prepareResult(Gdk::Color color
, std::string trackname
);
58 void set_show_minmax (bool v
) { _show_minmax
= v
; redraw(); }
59 void set_show_normalized (bool v
) { _show_normalized
= v
; redraw(); }
65 void setWindowSize_internal(int windowSize
);
67 void draw_scales(Glib::RefPtr
<Gdk::Window
> window
);
69 static const int minScaleWidth
= 512;
70 static const int minScaleHeight
= 420;
72 int currentScaleWidth
;
73 int currentScaleHeight
;
75 static const int h_margin
= 20;
76 static const int v_margin
= 20;
77 Glib::RefPtr
<Gdk::GC
> graph_gc
;
85 Glib::RefPtr
<Pango::Layout
> layout
;
86 AnalysisWindow
*_a_window
;
96 bool _show_normalized
;
98 friend class FFTResult
;
101 #endif /* __ardour_fft_graph_h */