Paul Davis
2b49b2433b
git-svn-id: svn://localhost/trunk/ardour2@139 d708f5d6-7413-0410-9779-e7cbd77b26cf
80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
|
|
Copyright (C) 2002 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.
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifndef __ardour_gtk_utils_h__
|
|
#define __ardour_gtk_utils_h__
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
#include <cmath>
|
|
#include <ardour/types.h>
|
|
#include <libgnomecanvasmm/line.h>
|
|
#include <gdkmm/types.h>
|
|
#include "canvas.h"
|
|
|
|
namespace Gtk {
|
|
class Window;
|
|
class ComboBoxText;
|
|
class Paned;
|
|
}
|
|
|
|
static inline double
|
|
gain_to_slider_position (ARDOUR::gain_t g)
|
|
{
|
|
if (g == 0) return 0;
|
|
return pow((6.0*log(g)/log(2.0)+192.0)/198.0, 8.0);
|
|
|
|
}
|
|
|
|
static inline ARDOUR::gain_t
|
|
slider_position_to_gain (double pos)
|
|
{
|
|
/* XXX Marcus writes: this doesn't seem right to me. but i don't have a better answer ... */
|
|
if (pos == 0.0) return 0;
|
|
return pow (2.0,(sqrt(sqrt(sqrt(pos)))*198.0-192.0)/6.0);
|
|
}
|
|
|
|
std::string short_version (std::string, std::string::size_type target_length);
|
|
std::string fit_to_pixels (std::string, int pixel_width, std::string font);
|
|
|
|
int atoi (const std::string&);
|
|
double atof (const std::string&);
|
|
void strip_whitespace_edges (std::string& str);
|
|
void url_decode (std::string&);
|
|
gint just_hide_it (GdkEventAny*, Gtk::Window*);
|
|
void allow_keyboard_focus (bool);
|
|
|
|
unsigned char* xpm2rgb (const char** xpm, uint32_t& w, uint32_t& h);
|
|
unsigned char* xpm2rgba (const char** xpm, uint32_t& w, uint32_t& h);
|
|
|
|
ArdourCanvas::Points* get_canvas_points (std::string who, uint32_t npoints);
|
|
|
|
int channel_combo_get_channel_count (Gtk::ComboBoxText& combo);
|
|
Pango::FontDescription get_font_for_style (std::string widgetname);
|
|
|
|
gint pane_handler (GdkEventButton*, Gtk::Paned*);
|
|
uint32_t rgba_from_style (std::string style, uint32_t, uint32_t, uint32_t, uint32_t);
|
|
|
|
void decorate (Gtk::Window& w, Gdk::WMDecoration d);
|
|
|
|
bool canvas_item_visible (ArdourCanvas::Item* item);
|
|
|
|
#endif /* __ardour_gtk_utils_h__ */
|