////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2011, 2025, 2026
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 __INCLUDE_GLWIconList_hpp_INCLUDE__
#define __INCLUDE_GLWIconList_hpp_INCLUDE__

#include <GLW/GLWScrollWBackwards.hpp>
#include <GLW/GLWToolTip.hpp>
#include <vector>

class GLWIconListI
{
public:
	virtual void selected( unsigned int id, int position ) = 0;
	virtual void chosen( unsigned int id, int position )   = 0;
};

class GLWIconListItem
{
public:
	virtual ~GLWIconListItem();

	virtual void draw( float x, float y, float w ) = 0;
};

class GLWIconList : public GLWidget
{
public:
	enum Flags
	{
		eNoDrawSelected = 1
	};

	GLWIconList(
		float        x             = 0.0f,
		float        y             = 0.0f,
		float        w             = 0.0f,
		float        h             = 0.0f,
		float        squaresHeight = 40.0f,
		unsigned int flags         = 0
	);
	virtual ~GLWIconList();

	void addItem( GLWIconListItem* item );
	void clear();

	// clang-format off
	// uncrustify off
	void setFlags( unsigned int flags )      { flags_ = flags; }
	void setHandler( GLWIconListI* handler ) { handler_ = handler; }
	// uncrustify on
	// clang-format on

	GLWIconListItem* getSelected();

	std::vector< GLWIconListItem* >& getItems() { return items_; }

	// Inhertied from GLWidget
	virtual void draw();
	virtual void simulate( float frameTime );
	virtual void mouseDown( int button, float x, float y, bool& skipRest );
	virtual void mouseUp( int button, float x, float y, bool& skipRest );
	virtual void mouseDrag( int button, float mx, float my, float x, float y, bool& skipRest );
	virtual void mouseWheel( float x, float y, float z, bool& skipRest );

	REGISTER_CLASS_HEADER( GLWIconList );

protected:
	std::vector< GLWIconListItem* > items_;
	GLWScrollWBackwards             scrollBar_;
	GLWIconListI*                   handler_;
	float                           squaresHeight_;
	int                             selected_;
	unsigned int                    flags_;

private:
	GLWIconList( const GLWIconList& );
	const GLWIconList& operator=( const GLWIconList& );
};

#endif  // __INCLUDE_GLWIconList_hpp_INCLUDE__
