// RadialMenu.h
// Copyright (c) 2006 Turtle Rock Studios, Inc.

#ifndef RADIALMENU_H
#define RADIALMENU_H
#ifdef _WIN32
#pragma once
#endif

#include <vgui_controls/editablepanel.h>
//#include "asw_hudelement.h"

#define PANEL_RADIAL_MENU			"RadialMenu"

class CRadialButton;

//--------------------------------------------------------------------------------------------------------
/**
 * Viewport panel that gives us a simple rosetta menu
 */
class CRadialMenu : public CHudElement, public vgui::EditablePanel
{
private:
	DECLARE_CLASS_SIMPLE( CRadialMenu, vgui::EditablePanel );

public:
	CRadialMenu( const char *pElementName );
	virtual ~CRadialMenu();

	virtual void SetData( KeyValues *data );
	virtual KeyValues *GetData( void ) { return NULL; }
	bool		 IsFading( void ) { return IsVisible() && m_fading; }
	void		 StartFade( void );
	void		 ChooseArmedButton( void );

	virtual const char *GetName( void ) { return PANEL_RADIAL_MENU; }
	virtual void Reset( void ) {}
	virtual void Update( void );
	virtual bool NeedsUpdate( void ) { return false; }
	virtual bool HasInputElements( void ) { return true; }
	virtual void ShowPanel( bool bShow );

	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
	virtual void PerformLayout( void );
	virtual void Paint( void );
	virtual void OnCommand( const char *command );
	virtual vgui::Panel *CreateControlByName( const char *controlName );
	virtual void OnThink( void );

	void OnCursorEnteredButton( int x, int y, CRadialButton *button );

	enum ButtonDir
	{
		CENTER = 0,
		NORTH,
		NORTH_EAST,
		EAST,
		SOUTH_EAST,
		SOUTH,
		SOUTH_WEST,
		WEST,
		NORTH_WEST,
		NUM_BUTTON_DIRS
	};

protected:

	void SendCommand( const char *commandStr ) const;
	const char *ButtonNameFromDir( ButtonDir dir );
	ButtonDir DirFromButtonName( const char * name );
	CRadialButton *m_buttons[NUM_BUTTON_DIRS];	// same order as vgui::Label::Alignment
	ButtonDir m_armedButtonDir;
	void SetArmedButtonDir( ButtonDir dir );
	void UpdateButtonBounds( void );

	void HandleControlSettings();

	int m_cursorX;
	int m_cursorY;

	bool m_fading;
	float m_fadeStart;

	Color m_lineColor;

	KeyValues *m_resource;
	KeyValues *m_menuData;

	int m_minButtonX;
	int m_minButtonY;
	int m_maxButtonX;
	int m_maxButtonY;

public:

	int m_cursorOriginalX;
	int m_cursorOriginalY;
};


void OpenRadialMenu( const char *menuName );
void CloseRadialMenu( const char *menuName, bool sendCommand = false );
bool IsRadialMenuOpen( const char *menuName, bool includeFadingOut );


#endif // RADIALMENU_H