/* === S Y N F I G ========================================================= */

/*!	\file widgets/widget_coloredit.h

**	\brief Template Header

**

**	$Id$

**

**	\legal

**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley

**

**	This package 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 package 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.

**	\endlegal

*/

/* ========================================================================= */

/* === S T A R T =========================================================== */

#ifndef __SYNFIG_STUDIO_WIDGET_COLOREDIT_H

#define __SYNFIG_STUDIO_WIDGET_COLOREDIT_H

/* === H E A D E R S ======================================================= */

#include <gtkmm box.h=""></gtkmm>

#include <gtkmm table.h=""></gtkmm>

#include <gtkmm spinbutton.h=""></gtkmm>

#include <gtkmm adjustment.h=""></gtkmm>

#include <gtkmm drawingarea.h=""></gtkmm>

#include <gtkmm colorselection.h=""></gtkmm>

#include <synfig color.h=""></synfig>

#include "widgets/widget_color.h"

/* === M A C R O S ========================================================= */

/* === T Y P E D E F S ===================================================== */

/* === C L A S S E S & S T R U C T S ======================================= */

namespace Gtk {

	class Notebook;

};

namespace studio {

class ColorSlider : public Gtk::DrawingArea

{

public:

	enum Type

	{

		TYPE_R,

		TYPE_G,

		TYPE_B,

		TYPE_Y,

		TYPE_U,

		TYPE_V,

		TYPE_HUE,

		TYPE_SAT,

		TYPE_A,

		TYPE_END

	};

private:

	sigc::signal<void,type,float> signal_slider_moved_;</void,type,float>

	sigc::signal<void> signal_activated_;</void>

	Type type;

	synfig::Color color_, orig_color;

public:

	sigc::signal<void,type,float>& signal_slider_moved() { return signal_slider_moved_; }</void,type,float>

	sigc::signal<void>& signal_activated() { return signal_activated_; }</void>

	Type

	get_type()const { return type; }

	const synfig::Color&

	get_color()const { return color_; }

	ColorSlider(const Type &x=TYPE_Y);

	void

	set_type(Type x);

	void

	set_color(synfig::Color x);

	static void adjust_color(Type type, synfig::Color &color, float amount);

private:

	typedef void (*slider_color_func)(synfig::Color &,float);

	static void slider_color_TYPE_R(synfig::Color &color, float amount);

	static void slider_color_TYPE_G(synfig::Color &color, float amount);

	static void slider_color_TYPE_B(synfig::Color &color, float amount);

	static void slider_color_TYPE_Y(synfig::Color &color, float amount);

	static void slider_color_TYPE_U(synfig::Color &color, float amount);

	static void slider_color_TYPE_V(synfig::Color &color, float amount);

	static void slider_color_TYPE_HUE(synfig::Color &color, float amount);

	static void slider_color_TYPE_SAT(synfig::Color &color, float amount);

	static void slider_color_TYPE_A(synfig::Color &color, float amount);

	bool on_draw(const Cairo::RefPtr<cairo::context> &cr);</cairo::context>

	bool on_event(GdkEvent *event);

    ///@brief Draw face to face contrasted arrows

	void draw_arrow(

		const Cairo::RefPtr<cairo::context> &cr,</cairo::context>

		double x, double y,

		double width, double height,

		int size,

		bool fill);

}; // END of class ColorSlider

class Widget_ColorEdit : public Gtk::Table

{

	sigc::signal<void> signal_activated_;</void>

	sigc::signal<void> signal_value_changed_;</void>

	ColorSlider *slider_R;

	ColorSlider *slider_G;

	ColorSlider *slider_B;

	Gtk::Label *hex_color_label;

	Gtk::Entry *hex_color;

	ColorSlider *slider_A;

	ColorSlider *slider_Y;

	ColorSlider *slider_U;

	ColorSlider *slider_V;

	ColorSlider *slider_SAT;

	ColorSlider *slider_HUE;

	Widget_Color widget_color;

	bool hold_signals;

	bool clamp_;

	Gtk::SpinButton *spinbutton_R;

	Gtk::SpinButton *spinbutton_G;

	Gtk::SpinButton *spinbutton_B;

	Gtk::SpinButton *spinbutton_A;

	Gtk::ColorSelection * hvsColorWidget;

	Glib::RefPtr<gtk::adjustment> R_adjustment;</gtk::adjustment>

	Glib::RefPtr<gtk::adjustment> G_adjustment;</gtk::adjustment>

	Glib::RefPtr<gtk::adjustment> B_adjustment;</gtk::adjustment>

	Glib::RefPtr<gtk::adjustment> A_adjustment;</gtk::adjustment>

	synfig::Color color;

	Gtk::Notebook* notebook;

	static synfig::Gamma hvs_gamma;

	static synfig::Gamma hvs_gamma_in;

protected:

	void on_value_changed();

public:

	sigc::signal<void>& signal_activated() { return signal_activated_; }</void>

	sigc::signal<void>& signal_activate() { return signal_activated_; }</void>

	void on_slider_moved(ColorSlider::Type type, float amount);

	void on_hex_edited();

	bool on_hex_focus_out(GdkEventFocus* event);

	//Glib::SignalProxy0<void> signal_activate() { return spinbutton_A->signal_activate(); }</void>

	sigc::signal<void>& signal_value_changed() { return signal_value_changed_; }</void>

	void on_color_changed();

	void activated() { signal_activated_(); }

	void activate() { signal_activated_(); }

	void set_value(const synfig::Color &data);

	const synfig::Color &get_value();

	synfig::Color get_value_raw();

	void set_has_frame(bool x);

	void set_digits(int x);

	Widget_ColorEdit();

	~Widget_ColorEdit();

private:

	bool colorHVSChanged; //Spike. Look more in the code.

	///@brief Sets color to the widget

	void setHVSColor(synfig::Color color);

	///@brief The function adds slider into the row table with label. 

	void SliderRow(int i,ColorSlider * n, char * l, Pango::AttrList & attr_list, Gtk::Table* table);

	///@brief The function adds spin button into the table.

	void AttachSpinButton(int i, Gtk::SpinButton * n, Gtk::Table * table);

}; // END of class Widget_ColorEdit

}; // END of namespace studio

/* === E N D =============================================================== */

#endif