/**************************************************************
**** gui.h: datatypes of main interface.                   ****
**** Free software under GNU license, written in 3/1/2000  ****
**** © T.Pierron, C.Guillaume.                             ****
**************************************************************/

#ifndef	GUI_H
#define	GUI_H

#ifdef	INTUITION_INTUITION_H		/* Reduce includes required */
struct Scroll
{
	struct Gadget   scroller;			/* proportionnal gadget */
	struct Gadget   down;				/* down gadget */
	struct Gadget   up;					/* up gadget */
	struct PropInfo pinfo;				/* PropInfo for scroller */
	struct Image    simage;				/* image for scroller */
	struct Image   *upimage;			/* Boopsi image for up arrow */
	struct Image   *downimage;			/* ditto for down arrow */
};

/** This very looooong names are quite boring to write... **/
#define	GetSI( gad )			((struct StringInfo *)gad->SpecialInfo)

#endif

/*** Global variables common to all projects ***/
struct gv
{
	UWORD left,		top;					/* Upper left corner of edit area */
	UWORD right,	bottom;				/* Bottom right corner */
	UWORD nbline,	nbcol;				/* Nb. of visible lines/columns */
	UWORD topcurs,	botcurs;				/* Max positions before to scroll */
	UBYTE xsize,	ysize, basel;		/* Font size */
	UWORD rcurs,	xstep;				/* Right-most window pos of cursor */
	UBYTE txtmask,	selmask;				/* Mask to optimize scrolling */
	UBYTE depthwid;						/* Depth-arrange image width */
	UWORD oldtop;							/* Top change if project bar is added */
	UWORD xinfo,   yinfo;				/* Position of line/col [INS|OVR] marker */
};

/*** Pens number to render editor ***/
struct pens
{
	WORD bg,    fg;						/* Foreground & background normal text pens */
	WORD bgfill,fgfill;					/* Dito with selected text pens */
	WORD bgbar, fgbar;					/* Left margin background & foreground */
	WORD shine, shade;					/* Shine & shadow pens for project bar */
	WORD bgpan, fgpan;					/* Foreground & background panel pens */
	WORD panel, abpan;					/* Project bar glyph & activ bg panel */
};

extern struct Screen 	*Scr;
extern void					*Vi;
extern struct Window		*Wnd;
extern struct Menu		*Menu;
extern struct Scroll    *Prop;
extern struct RastPort	*RP,RPT;
extern struct gv			gui;
extern struct pens      pen;

long            setup       ( void );
void            free_prop   ( struct Scroll * );
void            adjust_win  ( struct Window *, BYTE PrjBar );
struct Scroll * add_prop    ( struct Window * );
STRPTR          GetMenuText ( ULONG );

/*** Easy access to commonly used variables: ***/
#define	YSIZE					(gui.ysize)
#define	XSIZE					(gui.xsize)
#define	BASEL					(gui.basel)

#endif