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livetrax/gtk2_ardour/ui_config.h

202 lines
6.0 KiB
C++

/*
Copyright (C) 2000-2007 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.
*/
#ifndef __ardour_ui_configuration_h__
#define __ardour_ui_configuration_h__
#include <sstream>
#include <ostream>
#include <iostream>
#include "pbd/stateful.h"
#include "pbd/xml++.h"
#include "ardour/configuration_variable.h"
#include "canvas/colors.h"
#include "utils.h"
/* This is very similar to ARDOUR::ConfigVariable but expects numeric values to
* be in hexadecimal. This is because it is intended for use with color
* specifications which are easier to scan for issues in "rrggbbaa" format than
* as decimals.
*/
template<class T>
class ColorVariable : public ARDOUR::ConfigVariableBase
{
public:
ColorVariable (std::string str) : ARDOUR::ConfigVariableBase (str) {}
ColorVariable (std::string str, T val) : ARDOUR::ConfigVariableBase (str), value (val) {}
bool set (T val) {
if (val == value) {
return false;
}
value = val;
return true;
}
T get() const {
return value;
}
std::string get_as_string () const {
std::stringstream ss;
ss << std::hex;
ss.fill('0');
ss.width(8);
ss << value;
return ss.str ();
}
void set_from_string (std::string const & s) {
std::stringstream ss;
ss << std::hex;
ss << s;
ss >> value;
}
protected:
T get_for_save() { return value; }
T value;
};
class UIConfiguration : public PBD::Stateful
{
public:
UIConfiguration();
~UIConfiguration();
static UIConfiguration* instance() { return _instance; }
std::map<std::string,ColorVariable<ArdourCanvas::Color> *> configurable_colors;
bool dirty () const;
void set_dirty ();
int load_state ();
int save_state ();
int load_defaults ();
int set_state (const XMLNode&, int version);
XMLNode& get_state (void);
XMLNode& get_variables (std::string);
void set_variables (const XMLNode&);
void pack_canvasvars ();
void reset_derived_colors ();
ArdourCanvas::Color base_color_by_name (const std::string&) const;
ArdourCanvas::Color color (const std::string&) const;
ArdourCanvas::HSV color_hsv (const std::string&) const;
sigc::signal<void,std::string> ParameterChanged;
void map_parameters (boost::function<void (std::string)>&);
#undef UI_CONFIG_VARIABLE
#define UI_CONFIG_VARIABLE(Type,var,name,value) \
Type get_##var () const { return var.get(); } \
bool set_##var (Type val) { bool ret = var.set (val); if (ret) { ParameterChanged (name); } return ret; }
#include "ui_config_vars.h"
#undef UI_CONFIG_VARIABLE
#undef CANVAS_STRING_VARIABLE
#define CANVAS_STRING_VARIABLE(var,name) \
std::string get_##var () const { return var.get(); } \
bool set_##var (const std::string& val) { bool ret = var.set (val); if (ret) { ParameterChanged (name); } return ret; }
#define CANVAS_FONT_VARIABLE(var,name) \
Pango::FontDescription get_##var () const { return ARDOUR_UI_UTILS::sanitized_font (var.get()); } \
bool set_##var (const std::string& val) { bool ret = var.set (val); if (ret) { ParameterChanged (name); } return ret; }
#include "canvas_vars.h"
#undef CANVAS_STRING_VARIABLE
#undef CANVAS_FONT_VARIABLE
#undef CANVAS_BASE_COLOR
#define CANVAS_BASE_COLOR(var,name,val) \
ArdourCanvas::Color get_##var() const { return var.get(); } \
bool set_##var (ArdourCanvas::Color v) { bool ret = var.set (v); if (ret) { ParameterChanged (#var); } return ret; } \
bool set_##var(const ArdourCanvas::HSV& v) const { return set_##var (v.color()); }
#include "base_colors.h"
#undef CANVAS_BASE_COLOR
#undef CANVAS_COLOR
#define CANVAS_COLOR(var,name,base,modifier) ArdourCanvas::Color get_##var() const { return var.get().color(); }
#include "colors.h"
#undef CANVAS_COLOR
private:
struct RelativeHSV {
RelativeHSV (const std::string& b, const ArdourCanvas::HSV& mod)
: base_color (b)
, modifier (mod)
, quantized_hue (-1.0) {}
std::string base_color;
ArdourCanvas::HSV modifier;
double quantized_hue;
ArdourCanvas::HSV get() const;
};
/* these are loaded from serialized state (e.g. XML) */
std::map<std::string,RelativeHSV> relative_colors;
/* these are computed during color_compute()*/
std::map<std::string,ArdourCanvas::HSV> actual_colors;
/* these map from the name/key of relative colors to the color/value of actual colors */
std::map<std::string,std::string> color_aliases;
/* declare variables */
#undef UI_CONFIG_VARIABLE
#define UI_CONFIG_VARIABLE(Type,var,name,value) ARDOUR::ConfigVariable<Type> var;
#include "ui_config_vars.h"
#undef UI_CONFIG_VARIABLE
#define CANVAS_STRING_VARIABLE(var,name) ARDOUR::ConfigVariable<std::string> var;
#define CANVAS_FONT_VARIABLE(var,name) ARDOUR::ConfigVariable<std::string> var;
#include "canvas_vars.h"
#undef CANVAS_STRING_VARIABLE
#undef CANVAS_FONT_VARIABLE
/* declare base color variables (these are modifiable by the user) */
#undef CANVAS_BASE_COLOR
#define CANVAS_BASE_COLOR(var,name,val) ColorVariable<ArdourCanvas::Color> var;
#include "base_colors.h"
#undef CANVAS_BASE_COLOR
/* declare relative color variables (not directly modifiable) */
#undef CANVAS_COLOR
#define CANVAS_COLOR(var,name,base,modifier) RelativeHSV var;
#include "colors.h"
#undef CANVAS_COLOR
XMLNode& state ();
bool _dirty;
static UIConfiguration* _instance;
void color_compute ();
void print_relative_def (std::string camelcase, std::string name, ArdourCanvas::Color c);
void color_theme_changed ();
void regenerate_relative_definitions ();
ArdourCanvas::Color quantized (ArdourCanvas::Color);
};
#endif /* __ardour_ui_configuration_h__ */