source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.1.0/mispritest.h@ 81043

/*
 * mispritest.h
 *
 * mi sprite structures
 */

/* $Xorg: mispritest.h,v 1.4 2001/02/09 02:05:22 xorgcvs Exp $ */

/*

Copyright 1989, 1998  The Open Group

Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
*/
/* $XFree86: xc/programs/Xserver/mi/mispritest.h,v 1.4 2001/01/17 22:37:07 dawes Exp $ */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#ifndef _MISPRITEST_H_
#define _MISPRITEST_H_

# include   "misprite.h"
#ifdef RENDER
# include   "picturestr.h"
#endif
# include   "damage.h"

/*
 * per screen information
 */

typedef struct {
    /* screen procedures */
    CloseScreenProcPtr                  CloseScreen;
    GetImageProcPtr                     GetImage;
    GetSpansProcPtr                     GetSpans;
    SourceValidateProcPtr               SourceValidate;
    
    /* window procedures */
    CopyWindowProcPtr                   CopyWindow;
    
    /* backing store procedures */
    SaveDoomedAreasProcPtr              SaveDoomedAreas;
    
    /* colormap procedures */
    InstallColormapProcPtr              InstallColormap;
    StoreColorsProcPtr                  StoreColors;
    
    /* os layer procedures */
    ScreenBlockHandlerProcPtr           BlockHandler;

    CursorPtr       pCursor;
    int             x;                  /* cursor hotspot */
    int             y;
    BoxRec          saved;              /* saved area from the screen */
    Bool            isUp;               /* cursor in frame buffer */
    Bool            shouldBeUp;         /* cursor should be displayed */
    WindowPtr       pCacheWin;          /* window the cursor last seen in */
    Bool            isInCacheWin;
    Bool            checkPixels;        /* check colormap collision */
    xColorItem      colors[2];
    ColormapPtr     pInstalledMap;
    ColormapPtr     pColormap;
    VisualPtr       pVisual;
    miSpriteCursorFuncPtr    funcs;
    DamagePtr       pDamage;            /* damage tracking structure */
} miSpriteScreenRec, *miSpriteScreenPtr;

#define SOURCE_COLOR    0
#define MASK_COLOR      1

#define miSpriteIsUpTRUE(pScreen, pScreenPriv) if (!pScreenPriv->isUp) { \
    pScreenPriv->isUp = TRUE; \
    DamageRegister (&(*pScreen->GetScreenPixmap) (pScreen)->drawable, pScreenPriv->pDamage); \
}

#define miSpriteIsUpFALSE(pScreen, pScreenPriv) if (pScreenPriv->isUp) { \
    DamageUnregister (&(*pScreen->GetScreenPixmap) (pScreen)->drawable, pScreenPriv->pDamage); \
    pScreenPriv->isUp = FALSE; \
}

/*
 * Overlap BoxPtr and Box elements
 */
#define BOX_OVERLAP(pCbox,X1,Y1,X2,Y2) \
        (((pCbox)->x1 <= (X2)) && ((X1) <= (pCbox)->x2) && \
         ((pCbox)->y1 <= (Y2)) && ((Y1) <= (pCbox)->y2))

/*
 * Overlap BoxPtr, origins, and rectangle
 */
#define ORG_OVERLAP(pCbox,xorg,yorg,x,y,w,h) \
    BOX_OVERLAP((pCbox),(x)+(xorg),(y)+(yorg),(x)+(xorg)+(w),(y)+(yorg)+(h))

/*
 * Overlap BoxPtr, origins and RectPtr
 */
#define ORGRECT_OVERLAP(pCbox,xorg,yorg,pRect) \
    ORG_OVERLAP((pCbox),(xorg),(yorg),(pRect)->x,(pRect)->y, \
                (int)((pRect)->width), (int)((pRect)->height))
/*
 * Overlap BoxPtr and horizontal span
 */
#define SPN_OVERLAP(pCbox,y,x,w) BOX_OVERLAP((pCbox),(x),(y),(x)+(w),(y))

#define LINE_SORT(x1,y1,x2,y2) \
{ int _t; \
  if (x1 > x2) { _t = x1; x1 = x2; x2 = _t; } \
  if (y1 > y2) { _t = y1; y1 = y2; y2 = _t; } }

#define LINE_OVERLAP(pCbox,x1,y1,x2,y2,lw2) \
    BOX_OVERLAP((pCbox), (x1)-(lw2), (y1)-(lw2), (x2)+(lw2), (y2)+(lw2))

#endif /* _MISPRITEST_H_ */