/*
- Copyright (C) 2006 Paul Davis
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
+ * Copyright (C) 2008-2011 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2009 David Robillard <d@drobilla.net>
+ * Copyright (C) 2016 Robin Gareus <robin@gareus.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
#ifndef __ardour_fft_graph_h
#define __ardour_fft_graph_h
-#include <ardour/types.h>
+#include "ardour/types.h"
#include <fftw3.h>
#include <gtkmm/drawingarea.h>
class FFTGraph : public Gtk::DrawingArea
{
- public:
-
- FFTGraph(int windowSize);
- ~FFTGraph();
-
- void set_analysis_window(AnalysisWindow *a_window);
-
- int windowSize() const { return _windowSize; }
- void setWindowSize(int windowSize);
-
- void redraw();
- bool on_expose_event (GdkEventExpose* event);
-
- void on_size_request(Gtk::Requisition* requisition);
- void on_size_allocate(Gtk::Allocation & alloc);
- FFTResult *prepareResult(Gdk::Color color, std::string trackname);
-
- const void set_show_minmax (bool v) { _show_minmax = v; redraw(); };
- const void set_show_normalized (bool v) { _show_normalized = v; redraw(); };
-
- private:
-
- void update_size();
-
- void setWindowSize_internal(int windowSize);
-
- void draw_scales(Glib::RefPtr<Gdk::Window> window);
-
- static const int minScaleWidth = 512;
- static const int minScaleHeight = 420;
-
- int currentScaleWidth;
- int currentScaleHeight;
-
- static const int h_margin = 20;
- static const int v_margin = 20;
- Glib::RefPtr<Gdk::GC> graph_gc;
-
- int width;
- int height;
-
- int _windowSize;
- int _dataSize;
-
- Glib::RefPtr<Pango::Layout> layout;
- AnalysisWindow *_a_window;
-
- fftwf_plan _plan;
-
- float *_out;
- float *_in;
- float *_hanning;
- int *_logScale;
-
- bool _show_minmax;
- bool _show_normalized;
+public:
+
+ FFTGraph (int windowSize);
+ ~FFTGraph ();
+
+ void set_analysis_window (AnalysisWindow *a_window);
+
+ int windowSize () const { return _windowSize; }
+ void setWindowSize (int windowSize);
+
+ void redraw ();
+ bool on_expose_event (GdkEventExpose* event);
+ bool on_motion_notify_event (GdkEventMotion*);
+ bool on_leave_notify_event (GdkEventCrossing*);
+ bool on_button_press_event (GdkEventButton*) { return true; }
+
+ void on_size_request (Gtk::Requisition* requisition);
+ void on_size_allocate (Gtk::Allocation & alloc);
+ FFTResult *prepareResult (Gdk::Color color, std::string trackname);
+
+ void set_show_minmax (bool v) { _show_minmax = v; redraw (); }
+ void set_show_normalized (bool v) { _show_normalized = v; redraw (); }
+ void set_show_proportioanl(bool v) { _show_proportional = v; redraw (); }
+
+private:
+
+ void update_size ();
+
+ void setWindowSize_internal (int windowSize);
+
+ int draw_scales (cairo_t*);
+
+ static const int minScaleWidth = 512;
+ static const int minScaleHeight = 420;
+
+ static const int hl_margin = 40; // this should scale with font (dBFS labels)
+ static const int hr_margin = 12;
+ static const int v_margin = 12;
+
+ int currentScaleWidth;
+
+ int width;
+ int height;
+
+ int _yoff;
+ int _ann_x;
+ int _ann_y;
+ cairo_rectangle_t _ann_area;
+
+ unsigned int _windowSize;
+ unsigned int _dataSize;
+
+ Glib::RefPtr<Pango::Layout> layout;
+ cairo_surface_t* _surface;
+
+ AnalysisWindow *_a_window;
+
+ fftwf_plan _plan;
+
+ float* _out;
+ float* _in;
+ float* _hanning;
+ int* _logScale;
+
+ bool _show_minmax;
+ bool _show_normalized;
+ bool _show_proportional;
+
+ float _fft_start;
+ float _fft_end;
+ float _fft_log_base;
friend class FFTResult;
};
projects / ardour.git / blobdiff