#ifndef __UI_SHARED_H
#define __UI_SHARED_H


#include "../game/q_shared.h"
#include "../cgame/tr_types.h"
#include "keycodes.h"

// TTimo case sensitivity
#include "../../MAIN/ui_mp/menudef.h"

#define MAX_MENUNAME 32
#define MAX_ITEMTEXT 64
#define MAX_ITEMACTION 64
#define MAX_MENUDEFFILE 4096
#define MAX_MENUFILE 32768
#define MAX_MENUS 64
//#define MAX_MENUITEMS 256
#define MAX_MENUITEMS 128 // JPW NERVE q3ta was 96
#define MAX_COLOR_RANGES 10
#define MAX_MODAL_MENUS 16

#define WINDOW_MOUSEOVER		0x00000001	// mouse is over it, non exclusive
#define WINDOW_HASFOCUS			0x00000002	// has cursor focus, exclusive
#define WINDOW_VISIBLE			0x00000004	// is visible
#define WINDOW_GREY				0x00000008	// is visible but grey ( non-active )
#define WINDOW_DECORATION		0x00000010	// for decoration only, no mouse, keyboard, etc.. 
#define WINDOW_FADINGOUT		0x00000020	// fading out, non-active
#define WINDOW_FADINGIN			0x00000040	// fading in
#define WINDOW_MOUSEOVERTEXT	0x00000080	// mouse is over it, non exclusive
#define WINDOW_INTRANSITION		0x00000100	// window is in transition
#define WINDOW_FORECOLORSET		0x00000200	// forecolor was explicitly set ( used to color alpha images or not )
#define WINDOW_HORIZONTAL		0x00000400	// for list boxes and sliders, vertical is default this is set of horizontal
#define WINDOW_LB_LEFTARROW		0x00000800	// mouse is over left/up arrow
#define WINDOW_LB_RIGHTARROW	0x00001000	// mouse is over right/down arrow
#define WINDOW_LB_THUMB			0x00002000	// mouse is over thumb
#define WINDOW_LB_PGUP			0x00004000	// mouse is over page up
#define WINDOW_LB_PGDN			0x00008000	// mouse is over page down
#define WINDOW_ORBITING			0x00010000	// item is in orbit
#define WINDOW_OOB_CLICK		0x00020000	// close on out of bounds click
#define WINDOW_WRAPPED			0x00040000	// manually wrap text
#define WINDOW_AUTOWRAPPED		0x00080000	// auto wrap text
#define WINDOW_FORCED			0x00100000	// forced open
#define WINDOW_POPUP			0x00200000	// popup
#define WINDOW_BACKCOLORSET		0x00400000	// backcolor was explicitly set 
#define WINDOW_TIMEDVISIBLE		0x00800000	// visibility timing ( NOT implemented )
#define WINDOW_IGNORE_HUDALPHA	0x01000000	// window will apply cg_hudAlpha value to colors unless this flag is set
#define WINDOW_MODAL						0x02000000 // window is modal, the window to go back to is stored in a stack

// CGAME cursor type bits
#define CURSOR_NONE				0x00000001
#define CURSOR_ARROW			0x00000002
#define CURSOR_SIZER			0x00000004

#ifdef CGAME
#define STRING_POOL_SIZE	128*1024
#else
#define STRING_POOL_SIZE	384*1024
#endif

#define MAX_STRING_HANDLES	4096
#define MAX_SCRIPT_ARGS		12
#define MAX_EDITFIELD		256

#define ART_FX_BASE			"menu/art/fx_base"
#define ART_FX_BLUE			"menu/art/fx_blue"
#define ART_FX_CYAN			"menu/art/fx_cyan"
#define ART_FX_GREEN		"menu/art/fx_grn"
#define ART_FX_RED			"menu/art/fx_red"
#define ART_FX_TEAL			"menu/art/fx_teal"
#define ART_FX_WHITE		"menu/art/fx_white"
#define ART_FX_YELLOW		"menu/art/fx_yel"

#define ASSET_GRADIENTBAR			"ui_mp/assets/gradientbar2.tga"
#define ASSET_SCROLLBAR				"ui_mp/assets/scrollbar.tga"
#define ASSET_SCROLLBAR_ARROWDOWN	"ui_mp/assets/scrollbar_arrow_dwn_a.tga"
#define ASSET_SCROLLBAR_ARROWUP		"ui_mp/assets/scrollbar_arrow_up_a.tga"
#define ASSET_SCROLLBAR_ARROWLEFT	"ui_mp/assets/scrollbar_arrow_left.tga"
#define ASSET_SCROLLBAR_ARROWRIGHT	"ui_mp/assets/scrollbar_arrow_right.tga"
#define ASSET_SCROLL_THUMB			"ui_mp/assets/scrollbar_thumb.tga"
#define ASSET_SLIDER_BAR			"ui_mp/assets/slider2.tga"
#define ASSET_SLIDER_THUMB			"ui_mp/assets/sliderbutt_1.tga"

#define SCROLLBAR_SIZE		16.0
#define SLIDER_WIDTH		96.0
#define SLIDER_HEIGHT		16.0
#define SLIDER_THUMB_WIDTH	12.0
#define SLIDER_THUMB_HEIGHT	20.0
#define	NUM_CROSSHAIRS		10

typedef struct {
	const char *command;
	const char *args[MAX_SCRIPT_ARGS];
} scriptDef_t;


typedef struct {
	float x;	// horiz position
	float y;	// vert position
	float w;	// width
	float h;	// height;
} rectDef_t;

typedef rectDef_t Rectangle;

// FIXME: do something to separate text vs window stuff
typedef struct {
	Rectangle rect;					// client coord rectangle
	Rectangle rectClient;			// screen coord rectangle
	const char *name;				//
	const char *model;				//
	const char *group;				// if it belongs to a group
	const char *cinematicName;		// cinematic name
	int cinematic;					// cinematic handle
	int style;						//
	int border;						//
	int ownerDraw;					// ownerDraw style
	int ownerDrawFlags;				// show flags for ownerdraw items
	float borderSize;				// 
	int flags;						// visible, focus, mouseover, cursor
	Rectangle rectEffects;			// for various effects
	Rectangle rectEffects2;			// for various effects
	int offsetTime;					// time based value for various effects
	int nextTime;					// time next effect should cycle
	vec4_t foreColor;				// text color
	vec4_t backColor;				// border color
	vec4_t borderColor;				// border color
	vec4_t outlineColor;			// border color
	qhandle_t background;			// background asset  
} windowDef_t;

typedef windowDef_t Window;


typedef struct {
	vec4_t	color;
	int			type;
	float		low;
	float		high;
} colorRangeDef_t;

// FIXME: combine flags into bitfields to save space
// FIXME: consolidate all of the common stuff in one structure for menus and items
// THINKABOUTME: is there any compelling reason not to have items contain items
// and do away with a menu per say.. major issue is not being able to dynamically allocate 
// and destroy stuff.. Another point to consider is adding an alloc free call for vm's and have 
// the engine just allocate the pool for it based on a cvar
// many of the vars are re-used for different item types, as such they are not always named appropriately
// the benefits of c++ in DOOM will greatly help crap like this
// FIXME: need to put a type ptr that points to specific type info per type
// 
#define MAX_LB_COLUMNS 16

typedef struct columnInfo_s {
	int pos;
	int width;
	int maxChars;
} columnInfo_t;

typedef struct listBoxDef_s {
	int startPos;
	int endPos;
	int drawPadding;
	int cursorPos;
	float elementWidth;
	float elementHeight;
	int elementStyle;
	int numColumns;
	columnInfo_t columnInfo[MAX_LB_COLUMNS];
	const char *doubleClick;
	qboolean notselectable;
} listBoxDef_t;

typedef struct editFieldDef_s {
	float minVal;					//	edit field limits
	float maxVal;					//
	float defVal;					//
	float range;					// 
	int maxChars;					// for edit fields
	int maxPaintChars;				// for edit fields
	int paintOffset;				// 
} editFieldDef_t;

#define MAX_MULTI_CVARS 32

typedef struct multiDef_s {
	const char *cvarList[MAX_MULTI_CVARS];
	const char *cvarStr[MAX_MULTI_CVARS];
	float cvarValue[MAX_MULTI_CVARS];
	int count;
	qboolean strDef;
} multiDef_t;

typedef struct modelDef_s {
	int		angle;
	vec3_t	origin;
	float	fov_x;
	float	fov_y;
	int		rotationSpeed;

	int		animated;
	int		startframe;
	int		numframes;
	int		loopframes;
	int		fps;
	
	int		frame;
	int		oldframe;
	float	backlerp;
	int		frameTime;
} modelDef_t;

#define CVAR_ENABLE		0x00000001
#define CVAR_DISABLE	0x00000002
#define CVAR_SHOW		0x00000004
#define CVAR_HIDE		0x00000008
#define CVAR_NOTOGGLE	0x00000010

#define UI_MAX_TEXT_LINES 64

typedef struct itemDef_s {
	Window window;					// common positional, border, style, layout info
	Rectangle textRect;				// rectangle the text ( if any ) consumes     
	int type;						// text, button, radiobutton, checkbox, textfield, listbox, combo
	int alignment;					// left center right
	int textalignment;				// ( optional ) alignment for text within rect based on text width
	float textalignx;				// ( optional ) text alignment x coord
	float textaligny;				// ( optional ) text alignment x coord
	float textscale;				// scale percentage from 72pts
	int font;						// (SA)
	int textStyle;					// ( optional ) style, normal and shadowed are it for now
	const char *text;	// display text
	void *parent;					// menu owner
	qhandle_t asset;				// handle to asset
	const char *mouseEnterText;		// mouse enter script
	const char *mouseExitText;		// mouse exit script
	const char *mouseEnter;			// mouse enter script
	const char *mouseExit;			// mouse exit script 
	const char *action;				// select script
	const char *onAccept;			// NERVE - SMF - run when the users presses the enter key
	const char *onFocus;			// select script
	const char *leaveFocus;			// select script
	const char *cvar;				// associated cvar 
	const char *cvarTest;			// associated cvar for enable actions
	const char *enableCvar;			// enable, disable, show, or hide based on value, this can contain a list
	int cvarFlags;					//	what type of action to take on cvarenables
	sfxHandle_t focusSound;
	int numColors;					// number of color ranges
	colorRangeDef_t colorRanges[MAX_COLOR_RANGES];
	int			colorRangeType;		// either 
	float special;					// used for feeder id's etc.. diff per type
	int cursorPos;					// cursor position in characters
	void *typeData;					// type specific data ptr's	
} itemDef_t;

typedef struct {
	Window window;
	const char  *font;				// font
	qboolean fullScreen;			// covers entire screen 
	int itemCount;					// number of items;
	int fontIndex;					// 
	int cursorItem;					// which item as the cursor
	int fadeCycle;					//
	float fadeClamp;				//
	float fadeAmount;				//
	const char *onOpen;				// run when the menu is first opened
	const char *onClose;			// run when the menu is closed
	const char *onESC;				// run when the menu is closed
	const char *onKey[255];			// NERVE - SMF - execs commands when a key is pressed
	const char *soundName;			// background loop sound for menu

	vec4_t focusColor;				// focus color for items
	vec4_t disableColor;			// focus color for items
	itemDef_t *items[MAX_MENUITEMS];// items this menu contains   
} menuDef_t;

typedef struct {
	const char *fontStr;
	const char *cursorStr;
	const char *gradientStr;
	fontInfo_t textFont;
	fontInfo_t smallFont;
	fontInfo_t bigFont;
	qhandle_t cursor;
	qhandle_t gradientBar;
	qhandle_t scrollBarArrowUp;
	qhandle_t scrollBarArrowDown;
	qhandle_t scrollBarArrowLeft;
	qhandle_t scrollBarArrowRight;
	qhandle_t scrollBar;
	qhandle_t scrollBarThumb;
	qhandle_t buttonMiddle;
	qhandle_t buttonInside;
	qhandle_t solidBox;
	qhandle_t sliderBar;
	qhandle_t sliderThumb;
	sfxHandle_t menuEnterSound;
	sfxHandle_t menuExitSound;
	sfxHandle_t menuBuzzSound;
	sfxHandle_t itemFocusSound;
	float fadeClamp;
	int fadeCycle;
	float fadeAmount;
	float shadowX;
	float shadowY;
	vec4_t shadowColor;
	float shadowFadeClamp;
	qboolean fontRegistered;

  // player settings
	qhandle_t fxBasePic;
	qhandle_t fxPic[7];
	qhandle_t	crosshairShader[NUM_CROSSHAIRS];

} cachedAssets_t;

typedef struct {
	const char *name;
	void (*handler) (itemDef_t *item, char** args);
} commandDef_t;

typedef struct {
	qhandle_t (*registerShaderNoMip) (const char *p);
	void (*setColor) (const vec4_t v);
	void (*drawHandlePic) (float x, float y, float w, float h, qhandle_t asset);
	void (*drawStretchPic) (float x, float y, float w, float h, float s1, float t1, float s2, float t2, qhandle_t hShader );
	void (*drawText) (float x, float y, float scale, vec4_t color, const char *text, float adjust, int limit, int style );
	int (*textWidth) (const char *text, float scale, int limit);
	int (*textHeight) (const char *text, float scale, int limit);
	void (*textFont) ( int font );			// NERVE - SMF
	qhandle_t (*registerModel) (const char *p);
	void (*modelBounds) (qhandle_t model, vec3_t min, vec3_t max);
	void (*fillRect) ( float x, float y, float w, float h, const vec4_t color);
	void (*drawRect) ( float x, float y, float w, float h, float size, const vec4_t color);
	void (*drawSides) (float x, float y, float w, float h, float size);
	void (*drawTopBottom) (float x, float y, float w, float h, float size);
	void (*clearScene) ();
	void (*addRefEntityToScene) (const refEntity_t *re );
	void (*renderScene) ( const refdef_t *fd );
	void (*registerFont) (const char *pFontname, int pointSize, fontInfo_t *font);
	void (*ownerDrawItem) (float x, float y, float w, float h, float text_x, float text_y, int ownerDraw, int ownerDrawFlags, int align, float special, float scale, vec4_t color, qhandle_t shader, int textStyle);
	float (*getValue) (int ownerDraw, int type);
	qboolean (*ownerDrawVisible) (int flags);
	void (*runScript)(char **p);
	void (*getTeamColor)(vec4_t *color);
	void (*getCVarString)(const char *cvar, char *buffer, int bufsize);
	float (*getCVarValue)(const char *cvar);
	void (*setCVar)(const char *cvar, const char *value);
	void (*drawTextWithCursor)(float x, float y, float scale, vec4_t color, const char *text, int cursorPos, char cursor, int limit, int style);
	void (*setOverstrikeMode)(qboolean b);
	qboolean (*getOverstrikeMode)();
	void (*startLocalSound)( sfxHandle_t sfx, int channelNum );
	qboolean (*ownerDrawHandleKey)(int ownerDraw, int flags, float *special, int key);
	int (*feederCount)(float feederID);
	const char *(*feederItemText)(float feederID, int index, int column, qhandle_t *handle);
	const char *(*fileText)(char *flieName);
	qhandle_t (*feederItemImage)(float feederID, int index);
	void (*feederSelection)(float feederID, int index);
	void (*feederAddItem)( float feederID, const char *name, int index );			// NERVE - SMF
	char* (*translateString)( const char *string );									// NERVE - SMF
	void (*checkAutoUpdate) ();											// DHM - Nerve
	void (*getAutoUpdate) ();											// DHM - Nerve

	void (*keynumToStringBuf)( int keynum, char *buf, int buflen );
	void (*getBindingBuf)( int keynum, char *buf, int buflen );
	void (*setBinding)( int keynum, const char *binding );
	void (*executeText)(int exec_when, const char *text );	
	void (*Error)(int level, const char *error, ...);
	void (*Print)(const char *msg, ...);
	void (*Pause)(qboolean b);
	int (*ownerDrawWidth)(int ownerDraw, float scale);
//	sfxHandle_t (*registerSound)(const char *name, qboolean compressed);
	sfxHandle_t (*registerSound)(const char *name);
	void (*startBackgroundTrack)( const char *intro, const char *loop);
	void (*stopBackgroundTrack)();
	int (*playCinematic)(const char *name, float x, float y, float w, float h);
	void (*stopCinematic)(int handle);
	void (*drawCinematic)(int handle, float x, float y, float w, float h);
	void (*runCinematicFrame)(int handle);

	float			yscale;
	float			xscale;
	float			bias;
	int				realTime;
	int				frameTime;
	int				cursorx;
	int				cursory;
	qboolean	debug;

	cachedAssets_t Assets;

	glconfig_t glconfig;
	qhandle_t	whiteShader;
	qhandle_t gradientImage;
	qhandle_t cursor;
	float FPS;

} displayContextDef_t;

const char *String_Alloc(const char *p);
void String_Init();
void String_Report();
void Init_Display(displayContextDef_t *dc);
void Display_ExpandMacros(char * buff);
void Menu_Init(menuDef_t *menu);
void Item_Init(itemDef_t *item);
void Menu_PostParse(menuDef_t *menu);
menuDef_t *Menu_GetFocused();
void Menu_HandleKey(menuDef_t *menu, int key, qboolean down);
void Menu_HandleMouseMove(menuDef_t *menu, float x, float y);
void Menu_ScrollFeeder(menuDef_t *menu, int feeder, qboolean down);
qboolean Float_Parse(char **p, float *f);
qboolean Color_Parse(char **p, vec4_t *c);
qboolean Int_Parse(char **p, int *i);
qboolean Rect_Parse(char **p, rectDef_t *r);
qboolean String_Parse(char **p, const char **out);
qboolean Script_Parse(char **p, const char **out);
qboolean PC_Float_Parse(int handle, float *f);
qboolean PC_Color_Parse(int handle, vec4_t *c);
qboolean PC_Int_Parse(int handle, int *i);
qboolean PC_Rect_Parse(int handle, rectDef_t *r);
qboolean PC_String_Parse(int handle, const char **out);
qboolean PC_Script_Parse(int handle, const char **out);
qboolean PC_Char_Parse(int handle, char *out);				// NERVE - SMF
int Menu_Count();
void Menu_New(int handle);
void Menu_PaintAll();
menuDef_t *Menus_ActivateByName(const char *p, qboolean modalStack);
void Menu_Reset();
qboolean Menus_AnyFullScreenVisible();
void  Menus_Activate(menuDef_t *menu);

displayContextDef_t	*Display_GetContext();
void		*Display_CaptureItem(int x, int y);
qboolean	Display_MouseMove(void *p, int x, int y);
int			Display_CursorType(int x, int y);
qboolean	Display_KeyBindPending();
void		Menus_OpenByName(const char *p);
menuDef_t	*Menus_FindByName(const char *p);
void		Menus_ShowByName(const char *p);
void		Menus_CloseByName(const char *p);
void		Display_HandleKey(int key, qboolean down, int x, int y);
void		LerpColor(vec4_t a, vec4_t b, vec4_t c, float t);
void		Menus_CloseAll();
void		Menu_Paint(menuDef_t *menu, qboolean forcePaint);
void		Menu_SetFeederSelection(menuDef_t *menu, int feeder, int index, const char *name);
void		Display_CacheAll();

// TTimo
void Menu_ShowItemByName(menuDef_t *menu, const char *p, qboolean bShow);

void		*UI_Alloc( int size );
void		UI_InitMemory( void );
qboolean	UI_OutOfMemory();

void		Controls_GetConfig( void );
void		Controls_SetConfig(qboolean restart);
void		Controls_SetDefaults( void );

int			trap_PC_AddGlobalDefine( char *define );
int			trap_PC_LoadSource( const char *filename );
int			trap_PC_FreeSource( int handle );
int			trap_PC_ReadToken( int handle, pc_token_t *pc_token );
int			trap_PC_SourceFileAndLine( int handle, char *filename, int *line );

#endif
