www.pudn.com > HGE_game_damo.rar > hgegui.h

/* 
** Haaf's Game Engine 1.5 
** Copyright (C) 2003-2004, Relish Games 
** hge.relishgames.com 
** 
** hgeGUI helper classes header 
*/ 
 
 
#ifndef HGEGUI_H 
#define HGEGUI_H 
 
 
#include "hge.h" 
#include "hgesprite.h" 
#include "hgerect.h" 
 
 
#define HGEGUI_NONAVKEYS		0 
#define HGEGUI_LEFTRIGHT		1 
#define HGEGUI_UPDOWN			2 
#define HGEGUI_CYCLED			4 
 
class hgeGUI; 
 
/* 
** hgeGUIObject 
*/ 
class hgeGUIObject 
{ 
public: 
	hgeGUIObject()	{ hge=hgeCreate(HGE_VERSION); } 
	virtual			~hgeGUIObject() { hge->Release(); } 
 
	virtual void	Render() = 0; 
	virtual void	Update(float dt) {} 
 
	virtual void	Enter() {} 
	virtual void	Leave() {} 
	virtual bool	IsDone() { return true; } 
	virtual void	Focus(bool bFocused) {} 
	virtual void	MouseOver(bool bOver) {} 
 
	virtual bool	MouseMove(float x, float y) { return false; } 
	virtual bool	MouseLButton(bool bDown) { return false; } 
	virtual bool	MouseRButton(bool bDown) { return false; } 
	virtual bool	MouseWheel(int nNotches) { return false; } 
	virtual bool	KeyClick(int key, int chr) { return false; } 
 
	int				id; 
	bool			bStatic; 
	bool			bVisible; 
	bool			bEnabled; 
	hgeRect			rect; 
 
	hgeGUI			*gui; 
	hgeGUIObject	*next; 
	hgeGUIObject	*prev; 
 
protected: 
	hgeGUIObject(const hgeGUIObject &go); 
	hgeGUIObject&	operator= (const hgeGUIObject &go); 
 
	static HGE		*hge; 
}; 
 
 
/* 
** hgeGUI 
*/ 
class hgeGUI 
{ 
public: 
	hgeGUI(); 
	~hgeGUI(); 
 
	void			AddCtrl(hgeGUIObject *ctrl); 
	void			DelCtrl(int id); 
	hgeGUIObject*	GetCtrl(int id) const; 
 
	void			MoveCtrl(int id, float x, float y); 
	void			ShowCtrl(int id, bool bVisible); 
	void			EnableCtrl(int id, bool bEnabled); 
 
	void			SetNavMode(int mode); 
	void			SetCursor(hgeSprite *spr); 
	void			SetFocus(int id); 
	int				GetFocus() const; 
	 
	void			Enter(); 
	void			Leave(); 
 
	int				Update(float dt); 
	void			Render(); 
 
private: 
	hgeGUI(const hgeGUI &); 
	hgeGUI&			operator= (const hgeGUI&); 
	bool			ProcessCtrl(hgeGUIObject *ctrl); 
 
	static HGE		*hge; 
 
	hgeGUIObject	*ctrls; 
	hgeGUIObject	*ctrlLock; 
	hgeGUIObject	*ctrlFocus; 
	hgeGUIObject	*ctrlOver; 
 
	int				navmode; 
	int				nEnterLeave; 
	hgeSprite		*sprCursor; 
 
	float			mx,my; 
	int				nWheel; 
	bool			bLPressed, bLLastPressed; 
	bool			bRPressed, bRLastPressed; 
}; 
 
 
#endif