cfb.h

unix vnc 协议源码. VNC是一款远程控制工具软件.

/* $XConsortium: cfb.h,v 5.37 94/04/17 20:28:38 dpw Exp $ */
/* $XFree86: xc/programs/Xserver/cfb/cfb.h,v 3.3.2.2 1997/05/30 13:50:37 hohndel Exp $ */
/************************************************************
Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.

                    All Rights Reserved

Permission  to  use,  copy,  modify,  and  distribute   this
software  and  its documentation for any purpose and without
fee is hereby granted, provided that the above copyright no-
tice  appear  in all copies and that both that copyright no-
tice and this permission notice appear in  supporting  docu-
mentation,  and  that the names of Sun or X Consortium
not be used in advertising or publicity pertaining to 
distribution  of  the software  without specific prior 
written permission. Sun and X Consortium make no 
representations about the suitability of this software for 
any purpose. It is provided "as is" without any express or 
implied warranty.

SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO  THIS  SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE  LI-
ABLE  FOR  ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,  DATA  OR
PROFITS,  WHETHER  IN  AN  ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
THE USE OR PERFORMANCE OF THIS SOFTWARE.

********************************************************/

#include "X.h"
#include "pixmap.h"
#include "region.h"
#include "gc.h"
#include "colormap.h"
#include "miscstruct.h"
#include "servermd.h"
#include "windowstr.h"
#include "mfb.h"
#undef PixelType

#include "cfbmap.h"

/*
   private filed of pixmap
   pixmap.devPrivate = (unsigned int *)pointer_to_bits
   pixmap.devKind = width_of_pixmap_in_bytes
*/

extern int  cfbGCPrivateIndex;
extern int  cfbWindowPrivateIndex;

/* private field of GC */
typedef struct {
    unsigned char       rop;            /* special case rop values */
    /* next two values unused in cfb, included for compatibility with mfb */
    unsigned char       ropOpStip;      /* rop for opaque stipple */
    /* this value is ropFillArea in mfb, usurped for cfb */
    unsigned char       oneRect;	/*  drawable has one clip rect */
    unsigned		fExpose:1;	/* callexposure handling ? */
    unsigned		freeCompClip:1;
    PixmapPtr		pRotatedPixmap;
    RegionPtr		pCompositeClip; /* FREE_CC or REPLACE_CC */
    unsigned long	xor, and;	/* reduced rop values */
    } cfbPrivGC;

typedef cfbPrivGC	*cfbPrivGCPtr;

#define cfbGetGCPrivate(pGC)	((cfbPrivGCPtr)\
	(pGC)->devPrivates[cfbGCPrivateIndex].ptr)

#define cfbGetCompositeClip(pGC) (((cfbPrivGCPtr)\
	(pGC)->devPrivates[cfbGCPrivateIndex].ptr)->pCompositeClip)

/* way to carry RROP info around */
typedef struct {
    unsigned char	rop;
    unsigned long	xor, and;
} cfbRRopRec, *cfbRRopPtr;

/* private field of window */
typedef struct {
    unsigned	char fastBorder; /* non-zero if border is 32 bits wide */
    unsigned	char fastBackground;
    unsigned short unused; /* pad for alignment with Sun compiler */
    DDXPointRec	oldRotate;
    PixmapPtr	pRotatedBackground;
    PixmapPtr	pRotatedBorder;
    } cfbPrivWin;

#define cfbGetWindowPrivate(_pWin) ((cfbPrivWin *)\
	(_pWin)->devPrivates[cfbWindowPrivateIndex].ptr)


/* cfb8bit.c */

extern int cfbSetStipple(
#if NeedFunctionPrototypes
    int /*alu*/,
    unsigned long /*fg*/,
    unsigned long /*planemask*/
#endif
);

extern int cfbSetOpaqueStipple(
#if NeedFunctionPrototypes
    int /*alu*/,
    unsigned long /*fg*/,
    unsigned long /*bg*/,
    unsigned long /*planemask*/
#endif
);

extern int cfbComputeClipMasks32(
#if NeedFunctionPrototypes
    BoxPtr /*pBox*/,
    int /*numRects*/,
    int /*x*/,
    int /*y*/,
    int /*w*/,
    int /*h*/,
    CARD32 * /*clips*/
#endif
);
/* cfb8cppl.c */

extern void cfbCopyImagePlane(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    int /*rop*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);

extern void cfbCopyPlane8to1(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    int /*rop*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/,
    unsigned long /*bitPlane*/
#endif
);
/* cfb8lineCO.c */

extern int cfb8LineSS1RectCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*mode*/,
    int /*npt*/,
    DDXPointPtr /*pptInit*/,
    DDXPointPtr /*pptInitOrig*/,
    int * /*x1p*/,
    int * /*y1p*/,
    int * /*x2p*/,
    int * /*y2p*/
#endif
);

extern void cfb8LineSS1Rect(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*mode*/,
    int /*npt*/,
    DDXPointPtr /*pptInit*/
#endif
);

extern void cfb8ClippedLineCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*x1*/,
    int /*y1*/,
    int /*x2*/,
    int /*y2*/,
    BoxPtr /*boxp*/,
    Bool /*shorten*/
#endif
);
/* cfb8lineCP.c */

extern int cfb8LineSS1RectPreviousCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*mode*/,
    int /*npt*/,
    DDXPointPtr /*pptInit*/,
    DDXPointPtr /*pptInitOrig*/,
    int * /*x1p*/,
    int * /*y1p*/,
    int * /*x2p*/,
    int * /*y2p*/

#endif
);
/* cfb8lineG.c */

extern int cfb8LineSS1RectGeneral(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*mode*/,
    int /*npt*/,
    DDXPointPtr /*pptInit*/,
    DDXPointPtr /*pptInitOrig*/,
    int * /*x1p*/,
    int * /*y1p*/,
    int * /*x2p*/,
    int * /*y2p*/
#endif
);

extern void cfb8ClippedLineGeneral(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*x1*/,
    int /*y1*/,
    int /*x2*/,
    int /*y2*/,
    BoxPtr /*boxp*/,
    Bool /*shorten*/
#endif
);
/* cfb8lineX.c */

extern int cfb8LineSS1RectXor(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*mode*/,
    int /*npt*/,
    DDXPointPtr /*pptInit*/,
    DDXPointPtr /*pptInitOrig*/,
    int * /*x1p*/,
    int * /*y1p*/,
    int * /*x2p*/,
    int * /*y2p*/
#endif
);

extern void cfb8ClippedLineXor(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*x1*/,
    int /*y1*/,
    int /*x2*/,
    int /*y2*/,
    BoxPtr /*boxp*/,
    Bool /*shorten*/
#endif
);
/* cfb8segC.c */

extern int cfb8SegmentSS1RectCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*nseg*/,
    xSegment * /*pSegInit*/
#endif
);
/* cfb8segCS.c */

extern int cfb8SegmentSS1RectShiftCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*nseg*/,
    xSegment * /*pSegInit*/
#endif
);

extern void cfb8SegmentSS1Rect(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*nseg*/,
    xSegment * /*pSegInit*/
#endif
);
/* cfb8segG.c */

extern int cfb8SegmentSS1RectGeneral(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*nseg*/,
    xSegment * /*pSegInit*/
#endif
);
/* cfbsegX.c */

extern int cfb8SegmentSS1RectXor(
#if NeedFunctionPrototypes
    DrawablePtr /*pDrawable*/,
    GCPtr /*pGC*/,
    int /*nseg*/,
    xSegment * /*pSegInit*/
#endif
);
/* cfballpriv.c */

extern Bool cfbAllocatePrivates(
#if NeedFunctionPrototypes
    ScreenPtr /*pScreen*/,
    int * /*window_index*/,
    int * /*gc_index*/
#endif
);
/* cfbbitblt.c */

extern RegionPtr cfbBitBlt(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    GCPtr/*pGC*/,
    int /*srcx*/,
    int /*srcy*/,
    int /*width*/,
    int /*height*/,
    int /*dstx*/,
    int /*dsty*/,
    void (* /*doBitBlt*/)(
#if NeedNestedPrototypes
	DrawablePtr /*pSrc*/,
	DrawablePtr /*pDst*/,
	int /*alu*/,
	RegionPtr /*prgnDst*/,
	DDXPointPtr /*pptSrc*/,
	unsigned long /*planemask*/,
	unsigned long /*bitPlane*/
#endif
	),
    unsigned long /*bitPlane*/
#endif
);

extern void cfbDoBitblt(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrc*/,
    DrawablePtr /*pDst*/,
    int /*alu*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);

extern RegionPtr cfbCopyArea(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    GCPtr/*pGC*/,
    int /*srcx*/,
    int /*srcy*/,
    int /*width*/,
    int /*height*/,
    int /*dstx*/,
    int /*dsty*/
#endif
);

extern void cfbCopyPlane1to8(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    int /*rop*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/,
    unsigned long /*bitPlane*/
#endif
);

extern RegionPtr cfbCopyPlane(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrcDrawable*/,
    DrawablePtr /*pDstDrawable*/,
    GCPtr /*pGC*/,
    int /*srcx*/,
    int /*srcy*/,
    int /*width*/,
    int /*height*/,
    int /*dstx*/,
    int /*dsty*/,
    unsigned long /*bitPlane*/
#endif
);
/* cfbbltC.c */

extern void cfbDoBitbltCopy(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrc*/,
    DrawablePtr /*pDst*/,
    int /*alu*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);
/* cfbbltG.c */

extern void cfbDoBitbltGeneral(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrc*/,
    DrawablePtr /*pDst*/,
    int /*alu*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);
/* cfbbltO.c */

extern void cfbDoBitbltOr(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrc*/,
    DrawablePtr /*pDst*/,
    int /*alu*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);
/* cfbbltX.c */

extern void cfbDoBitbltXor(
#if NeedFunctionPrototypes
    DrawablePtr /*pSrc*/,
    DrawablePtr /*pDst*/,
    int /*alu*/,
    RegionPtr /*prgnDst*/,
    DDXPointPtr /*pptSrc*/,
    unsigned long /*planemask*/
#endif
);
/* cfbbres.c */

extern void cfbBresS(
#if NeedFunctionPrototypes
    int /*rop*/,
    unsigned long /*and*/,
    unsigned long /*xor*/,
    unsigned long * /*addrl*/,
    int /*nlwidth*/,
    int /*signdx*/,
    int /*signdy*/,
    int /*axis*/,
    int /*x1*/,
    int /*y1*/,
    int /*e*/,
    int /*e1*/,
    int /*e2*/,
    int /*len*/
#endif
);
/* cfbbresd.c */

extern void cfbBresD(
#if NeedFunctionPrototypes
    cfbRRopPtr /*rrops*/,
    int * /*pdashIndex*/,
    unsigned char * /*pDash*/,
    int /*numInDashList*/,
    int * /*pdashOffset*/,
    int /*isDoubleDash*/,
    unsigned long * /*addrl*/,
    int /*nlwidth*/,
    int /*signdx*/,
    int /*signdy*/,
    int /*axis*/,
    int /*x1*/,
    int /*y1*/,
    int /*e*/,
    int /*e1*/,
    int /*e2*/,
    int /*len*/
#endif
);
/* cfbbstore.c */

extern void cfbSaveAreas(
#if NeedFunctionPrototypes
    PixmapPtr /*pPixmap*/,
    RegionPtr /*prgnSave*/,
    int /*xorg*/,
    int /*yorg*/,
    WindowPtr /*pWin*/
#endif
);