#ifndef _DEVICE_H#define _DEVICE_H/* * Copyright (c) 1999, 2000 Greg Haerr <greg@censoft.com> * * Engine-level Screen, Mouse and Keyboard device driver API's and types *  * Contents of this file are not for general export */#include "mwtypes.h"				/* public export typedefs*/#include <pkgconf/microwindows.h>   /* CYGBLD_MICROWINDOWS_VNC_DRIVERS *//* Changeable limits and options*/#define ALPHABLEND	1			/* =1 to include blending code*/#define DYNAMICREGIONS	1			/* =1 to use MWCLIPREGIONS*/#define HAVEFLOAT	1			/* =1 incl float, GdArcAngle*/#define POLYREGIONS	1			/* =1 includes polygon regions*/#define ANIMATEPALETTE	0			/* =1 animated palette test*/#define FONTMAPPER	0			/* =1 for Morten's font mapper*/#define USE_ALLOCA	1			/* alloca() is available */#define EPRINTF		GdError			/* error output*/#define DPRINTF		GdErrorNull		/* debug output*//* max char height/width must be >= 16 and a multiple of sizeof(MWIMAGEBITS)*/#define MAX_CHAR_HEIGHT	128			/* maximum text bitmap height*/#define MAX_CHAR_WIDTH	128			/* maximum text bitmap width*/#define	MIN_MWCOORD	((MWCOORD) -32768)	/* minimum coordinate value */#define	MAX_MWCOORD	((MWCOORD) 32767)	/* maximum coordinate value */#define	MAX_CLIPRECTS 	200			/* max clip rects (obsolete)*/typedef struct _mwscreendevice *PSD;/* builtin C-based proportional/fixed font structure*/typedef struct {	char *		name;		/* font name*/	int		maxwidth;	/* max width in pixels*/	int		height;		/* height in pixels*/	int		ascent;		/* ascent (baseline) height*/	int		firstchar;	/* first character in bitmap*/	int		size;		/* font size in characters*/	MWIMAGEBITS *	bits;		/* 16-bit right-padded bitmap data*/	unsigned short *offset;		/* 256 offsets into bitmap data*/	unsigned char *	width;		/* 256 character widths or 0 if fixed*/} MWCFONT, *PMWCFONT;/* draw procs associated with fonts.  Strings are [re]packed using defencoding*/typedef struct {	int	encoding;	/* routines expect this encoding*/	MWBOOL	(*GetFontInfo)(PMWFONT pfont, PMWFONTINFO pfontinfo);	void 	(*GetTextSize)(PMWFONT pfont, const void *text, int cc,			MWCOORD *pwidth, MWCOORD *pheight, MWCOORD *pbase);	void	(*GetTextBits)(PMWFONT pfont, int ch, MWIMAGEBITS *retmap,			MWCOORD *pwidth, MWCOORD *pheight, MWCOORD *pbase);	void	(*DestroyFont)(PMWFONT pfont);	void	(*DrawText)(PMWFONT pfont, PSD psd, MWCOORD x, MWCOORD y,			const void *str, int count, int flags);	void    (*SetFontSize)(PMWFONT pfont, MWCOORD fontsize);	void    (*SetFontRotation)(PMWFONT pfont, int tenthdegrees);	void    (*SetFontAttr)(PMWFONT pfont, int setflags, int clrflags);} MWFONTPROCS, *PMWFONTPROCS;/* new multi-renderer font struct*/typedef struct _mwfont {		/* common hdr for all font structures*/	PMWFONTPROCS	fontprocs;	/* font-specific rendering routines*/	MWCOORD		fontsize;	/* font height in pixels*/	int		fontrotation;	/* font rotation*/	int		fontattr;	/* font attributes: kerning/antialias*/	/* font-specific rendering data here*/} MWFONT;/* fontattr flags*/#define FS_FREETYPE      0x0800/* builtin core font struct*/typedef struct {	PMWFONTPROCS	fontprocs;	/* common hdr*/	MWCOORD		fontsize;	int		fontrotation;	int		fontattr;	char *		name;		/* Microwindows font name*/	PMWCFONT	cfont;		/* builtin font data*/} MWCOREFONT, *PMWCOREFONT;/* This structure is used to pass parameters into the low * level device driver functions. */typedef struct {	MWCOORD dstx, dsty, dstw, dsth, dst_linelen;	MWCOORD srcx, srcy, src_linelen;	void *pixels, *misc;	MWPIXELVAL bg_color, fg_color;	int gr_usebg;} driver_gc_t;/* Operations for the Blitter/Area functions */#define PSDOP_COPY	0#define PSDOP_COPYALL	1#define PSDOP_COPYTRANS 2#define PSDOP_ALPHAMAP	3#define PSDOP_ALPHACOL	4#define PSDOP_PIXMAP_COPYALL	5/* common blitter parameter structure*/typedef struct {	PSD		dstpsd;		/* dst drawable*/	MWCOORD		dstx, dsty;	/* dst x,y,w,h*/	MWCOORD		dstw, dsth;	MWCOORD		srcx, srcy;	/* src x,y*/	MWCOORD		srcw, srch;	/* src w,h if stretchblit*/	PSD		srcpsd;		/* src drawable*/	unsigned long 	rop;		/* raster opcode*/	PSD		alphachan;	/* alpha chan for MWROP_BLENDCHANNEL*/	MWPIXELVAL	fgcolor;	/* fg/bg color for MWROP_BLENDFGBG*/	MWPIXELVAL	bgcolor;	MWPIXELVAL	transcolor;	/* trans color for MWROP_SRCTRANSCOPY*/} MWBLITARGS, *PMWBLITARGS;/* screen subdriver entry points: one required for each draw function*//* NOTE: currently used for fb driver only*/typedef struct {	int	 (*Init)(PSD psd);	void 	 (*DrawPixel)(PSD psd, MWCOORD x, MWCOORD y, MWPIXELVAL c);	MWPIXELVAL (*ReadPixel)(PSD psd, MWCOORD x, MWCOORD y);	void 	 (*DrawHorzLine)(PSD psd, MWCOORD x1, MWCOORD x2, MWCOORD y,			MWPIXELVAL c);	void	 (*DrawVertLine)(PSD psd, MWCOORD x, MWCOORD y1, MWCOORD y2,			MWPIXELVAL c);	void	 (*FillRect)(PSD psd,MWCOORD x1,MWCOORD y1,MWCOORD x2,			MWCOORD y2,MWPIXELVAL c);	void	 (*Blit)(PSD destpsd, MWCOORD destx, MWCOORD desty, MWCOORD w,			MWCOORD h,PSD srcpsd,MWCOORD srcx,MWCOORD srcy,long op);	void	 (*DrawArea)(PSD psd, driver_gc_t *gc, int op);	void	 (*StretchBlit)(PSD destpsd, MWCOORD destx, MWCOORD desty,			MWCOORD dstw, MWCOORD dsth, PSD srcpsd, MWCOORD srcx,			MWCOORD srcy, MWCOORD srcw, MWCOORD srch, long op);} SUBDRIVER, *PSUBDRIVER;/* * Interface to Screen Device Driver * This structure is also allocated for memory (offscreen) drawing and blitting. */typedef struct _mwscreendevice {	MWCOORD	xres;		/* X screen res (real) */	MWCOORD	yres;		/* Y screen res (real) */	MWCOORD	xvirtres;	/* X drawing res (will be flipped in portrait mode) */	MWCOORD	yvirtres;	/* Y drawing res (will be flipped in portrait mode) */	int	planes;		/* # planes*/	int	bpp;		/* # bpp*/	int	linelen;	/* line length in bytes for bpp 1,2,4,8*/				/* line length in pixels for bpp 16, 24, 32*/	int	size;		/* size of memory allocated*/	long	ncolors;	/* # screen colors*/	int	pixtype;	/* format of pixel value*/	int	flags;		/* device flags*/	void *	addr;		/* address of memory allocated (memdc or fb)*/	PSD	(*Open)(PSD psd);	void	(*Close)(PSD psd);	void	(*GetScreenInfo)(PSD psd,PMWSCREENINFO psi);	void	(*SetPalette)(PSD psd,int first,int count,MWPALENTRY *pal);	void	(*DrawPixel)(PSD psd,MWCOORD x,MWCOORD y,MWPIXELVAL c);	MWPIXELVAL (*ReadPixel)(PSD psd,MWCOORD x,MWCOORD y);	void	(*DrawHorzLine)(PSD psd,MWCOORD x1,MWCOORD x2,MWCOORD y,			MWPIXELVAL c);	void	(*DrawVertLine)(PSD psd,MWCOORD x,MWCOORD y1,MWCOORD y2,			MWPIXELVAL c);	void	(*FillRect)(PSD psd,MWCOORD x1,MWCOORD y1,MWCOORD x2,MWCOORD y2,			MWPIXELVAL c);	PMWCOREFONT builtin_fonts;	/***void (*DrawText)(PSD psd,MWCOORD x,MWCOORD y,const MWUCHAR *str,			int count, MWPIXELVAL fg, PMWFONT pfont);***/	void	(*Blit)(PSD destpsd,MWCOORD destx,MWCOORD desty,MWCOORD w,			MWCOORD h,PSD srcpsd,MWCOORD srcx,MWCOORD srcy,long op);	void	(*PreSelect)(PSD psd);	void	(*DrawArea)(PSD psd, driver_gc_t *gc, int op);	int	(*SetIOPermissions)(PSD psd);	PSD	(*AllocateMemGC)(PSD psd);	MWBOOL	(*MapMemGC)(PSD mempsd,MWCOORD w,MWCOORD h,int planes,int bpp,			int linelen,int size,void *addr);	void	(*FreeMemGC)(PSD mempsd);	void	(*StretchBlit)(PSD destpsd,MWCOORD destx,MWCOORD desty,			MWCOORD destw,MWCOORD desth,PSD srcpsd,MWCOORD srcx,			MWCOORD srcy,MWCOORD srcw,MWCOORD srch,long op);	void	(*SetPortrait)(PSD psd,int portraitmode);	int	portrait;	 /* screen portrait mode*/	PSUBDRIVER orgsubdriver; /* original subdriver for portrait modes*/} SCREENDEVICE;/* PSD flags*/#define	PSF_SCREEN		0x0001	/* screen device*/#define PSF_MEMORY		0x0002	/* memory device*/#define PSF_HAVEBLIT		0x0004	/* have bitblit*/#define PSF_HAVEOP_COPY		0x0008	/* psd->DrawArea can do area copy*/#define PSF_ADDRMALLOC		0x0010	/* psd->addr was malloc'd*/#define PSF_ADDRSHAREDMEM	0x0020	/* psd->addr is shared memory*//* Interface to Mouse Device Driver*/typedef struct _mousedevice {	int	(*Open)(struct _mousedevice *);	void	(*Close)(void);	int	(*GetButtonInfo)(void);	void	(*GetDefaultAccel)(int *pscale,int *pthresh);	int	(*Read)(MWCOORD *dx,MWCOORD *dy,MWCOORD *dz,int *bp);	int	(*Poll)(void);		/* not required if have select()*/} MOUSEDEVICE;/* Interface to Keyboard Device Driver*/typedef struct _kbddevice {	int  (*Open)(struct _kbddevice *pkd);	void (*Close)(void);	void (*GetModifierInfo)(MWKEYMOD *modifiers, MWKEYMOD *curmodifiers);	int  (*Read)(MWKEY *buf,MWKEYMOD *modifiers,MWSCANCODE *scancode);	int  (*Poll)(void);		/* not required if have select()*/} KBDDEVICE;/* Clip areas*/#define CLIP_VISIBLE		0#define CLIP_INVISIBLE		1#define CLIP_PARTIAL		2/* static clip rectangle: drawing allowed if point within rectangle*/typedef struct {	MWCOORD 	x;		/* x coordinate of top left corner */	MWCOORD 	y;		/* y coordinate of top left corner */	MWCOORD 	width;		/* width of rectangle */	MWCOORD 	height;		/* height of rectangle */} MWCLIPRECT;#ifndef TRUE#define TRUE			1#endif#ifndef FALSE#define FALSE			0#endif#define	MWMIN(a,b)		((a) < (b) ? (a) : (b))#define	MWMAX(a,b) 		((a) > (b) ? (a) : (b))/* MWIMAGEBITS macros*/#define	MWIMAGE_SIZE(width, height)  ((height) * (((width) + MWIMAGE_BITSPERIMAGE - 1) / MWIMAGE_BITSPERIMAGE))#define MWIMAGE_WORDS(x)	(((x)+15)/16)#define MWIMAGE_BYTES(x)	(((x)+7)/8)#define	MWIMAGE_BITSPERIMAGE	(sizeof(MWIMAGEBITS) * 8)#define	MWIMAGE_FIRSTBIT	((MWIMAGEBITS) 0x8000)#define	MWIMAGE_NEXTBIT(m)	((MWIMAGEBITS) ((m) >> 1))#define	MWIMAGE_TESTBIT(m)	((m) & MWIMAGE_FIRSTBIT)  /* use with shiftbit*/#define	MWIMAGE_SHIFTBIT(m)	((MWIMAGEBITS) ((m) << 1))  /* for testbit*//* color and palette defines*/#define RGBDEF(r,g,b)	{r, g, b}#define GETPALENTRY(pal,index) ((unsigned long)(pal[index].r |\				(pal[index].g << 8) | (pal[index].b << 16)))/*#define GETPALENTRY(pal,index) ((*(unsigned long *)&pal[index])&0x00ffffff)*/#define REDVALUE(rgb)	((rgb) & 0xff)#define GREENVALUE(rgb) (((rgb) >> 8) & 0xff)#define BLUEVALUE(rgb)	(((rgb) >> 16) & 0xff)/* Truecolor color conversion and extraction macros*//* * Conversion from RGB to MWPIXELVAL *//* create 24 bit 8/8/8 format pixel (0x00RRGGBB) from RGB triplet*/#define RGB2PIXEL888(r,g,b)	\	(((r) << 16) | ((g) << 8) | (b))/* create 16 bit 5/6/5 format pixel from RGB triplet */#define RGB2PIXEL565(r,g,b)	\	((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3))/* create 16 bit 5/5/5 format pixel from RGB triplet */#define RGB2PIXEL555(r,g,b)	\	((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3))/* create 8 bit 3/3/2 format pixel from RGB triplet*/#define RGB2PIXEL332(r,g,b)	\	(((r) & 0xe0) | (((g) & 0xe0) >> 3) | (((b) & 0xc0) >> 6))/* create 8 bit 2/3/3 format pixel from RBG triplet*/#define RGB2PIXEL233(r,g,b)	\	((((r) & 0xe0) >> 5) | (((g) & 0xe0) >> 2) | (((b) & 0xc0) >> 0))/* * Conversion from MWCOLORVAL to MWPIXELVAL *//* create 24 bit 8/8/8 format pixel from RGB colorval (0x00BBGGRR)*/#define COLOR2PIXEL888(c)	\	((((c) & 0xff) << 16) | ((c) & 0xff00) | (((c) & 0xff0000) >> 16))/* create 16 bit 5/6/5 format pixel from RGB colorval (0x00BBGGRR)*/#define COLOR2PIXEL565(c)	\	((((c) & 0xf8) << 8) | (((c) & 0xfc00) >> 5) | (((c) & 0xf80000) >> 19))/* create 16 bit 5/5/5 format pixel from RGB colorval (0x00BBGGRR)*/#ifdef CYGBLD_MICROWINDOWS_VNC_DRIVERS    /* Real RGB555 data is required for VNC drivers */#define COLOR2PIXEL555(c)	\	((((c) & 0xf8) << 7) | (((c) & 0xf800) >> 6) | (((c) & 0xf80000) >> 19))#else   /* BGR555 data is required strongarm LCD */#define COLOR2PIXEL555(c)	\	((((c) & 0xf8) >> (3-0)) | (((c) & 0xf800) >> (11-5)) | (((c) & 0xf80000) >> (19-10)))#endif/* create 8 bit 3/3/2 format pixel from RGB colorval (0x00BBGGRR)*/#define COLOR2PIXEL332(c)	\	((((c) & 0xe0) >> 5) | (((c) & 0xe000) >> 9) | (((c) & 0xc00000) >> 16))/* create 8 bit 2/3/3 format pixel from RGB colorval (0x00BBGGRR)*/#define COLOR2PIXEL233(c)	\        ((((c) & 0xC00000) >> 16) | (((c) & 0x00E000) >> 10) | (((c) & 0xE0) >> 5))/* * Conversion from MWPIXELVAL to red, green or blue components *//* return 8/8/8 bit r, g or b component of 24 bit pixelval*/#define PIXEL888RED(pixelval)		(((pixelval) >> 16) & 0xff)#define PIXEL888GREEN(pixelval)		(((pixelval) >> 8) & 0xff)#define PIXEL888BLUE(pixelval)		((pixelval) & 0xff)/* return 5/6/5 bit r, g or b component of 16 bit pixelval*/#define PIXEL565RED(pixelval)		(((pixelval) >> 11) & 0x1f)#define PIXEL565GREEN(pixelval)		(((pixelval) >> 5) & 0x3f)#define PIXEL565BLUE(pixelval)		((pixelval) & 0x1f)/* return 5/5/5 bit r, g or b component of 16 bit pixelval*/#define PIXEL555RED(pixelval)		(((pixelval) >> 10) & 0x1f)#define PIXEL555GREEN(pixelval)		(((pixelval) >> 5) & 0x1f)#define PIXEL555BLUE(pixelval)		((pixelval) & 0x1f)/* return 3/3/2 bit r, g or b component of 8 bit pixelval*/#define PIXEL332RED(pixelval)		(((pixelval) >> 5) & 0x07)#define PIXEL332GREEN(pixelval)		(((pixelval) >> 2) & 0x07)#define PIXEL332BLUE(pixelval)		((pixelval) & 0x03)/* return 2/3/3 bit b, g, r component of 8 bit pixelval*/#define PIXEL233RED(pixelval)		((pixelval) & 0x07)#define PIXEL233GREEN(pixelval)		(((pixelval) >> 3) & 0x07)