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Diffstat (limited to 'xorg-server/mfb/mfbwindow.c')
| -rw-r--r-- | xorg-server/mfb/mfbwindow.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/xorg-server/mfb/mfbwindow.c b/xorg-server/mfb/mfbwindow.c new file mode 100644 index 000000000..37125da45 --- /dev/null +++ b/xorg-server/mfb/mfbwindow.c @@ -0,0 +1,168 @@ +/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */ +/*********************************************************** + +Copyright 1987, 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. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + 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 notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE 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. + +******************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include "privates.h" +#include "mfb.h" +#include "mistruct.h" +#include "regionstr.h" +#include "maskbits.h" + +Bool +mfbCreateWindow(pWin) + register WindowPtr pWin; +{ + return (TRUE); +} + +/* This always returns true, because Xfree can't fail. It might be possible + * on some devices for Destroy to fail */ +Bool +mfbDestroyWindow(WindowPtr pWin) +{ + return (TRUE); +} + +/*ARGSUSED*/ +Bool mfbMapWindow(pWindow) + WindowPtr pWindow; +{ + return (TRUE); +} + +/* (x, y) is the upper left corner of the window on the screen + do we really need to pass this? (is it a;ready in pWin->absCorner?) + we only do the rotation for pixmaps that are 32 bits wide (padded +or otherwise.) + mfbChangeWindowAttributes() has already put a copy of the pixmap +in pPrivWin->pRotated* +*/ + +/*ARGSUSED*/ +Bool +mfbPositionWindow(pWin, x, y) + register WindowPtr pWin; + int x, y; +{ + /* This is the "wrong" fix to the right problem, but it doesn't really + * cost very much. When the window is moved, we need to invalidate any + * RotatedPixmap that exists in any GC currently validated against this + * window. + */ + pWin->drawable.serialNumber = NEXT_SERIAL_NUMBER; + + /* Again, we have no failure modes indicated by any of the routines + * we've called, so we have to assume it worked */ + return (TRUE); +} + +/*ARGSUSED*/ +Bool +mfbUnmapWindow(pWindow) + WindowPtr pWindow; +{ + return (TRUE); +} + +/* UNCLEAN! + this code calls the bitblt helper code directly. + + mfbCopyWindow copies only the parts of the destination that are +visible in the source. +*/ + + +void +mfbCopyWindow(pWin, ptOldOrg, prgnSrc) + WindowPtr pWin; + DDXPointRec ptOldOrg; + RegionPtr prgnSrc; +{ + DDXPointPtr pptSrc; + register DDXPointPtr ppt; + RegionPtr prgnDst; + register BoxPtr pbox; + register int dx, dy; + register int i, nbox; + WindowPtr pwinRoot; + + pwinRoot = WindowTable[pWin->drawable.pScreen->myNum]; + + prgnDst = REGION_CREATE(pWin->drawable.pScreen, NULL, 1); + + dx = ptOldOrg.x - pWin->drawable.x; + dy = ptOldOrg.y - pWin->drawable.y; + REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy); + REGION_INTERSECT(pWin->drawable.pScreen, prgnDst, &pWin->borderClip, + prgnSrc); + + pbox = REGION_RECTS(prgnDst); + nbox = REGION_NUM_RECTS(prgnDst); + if(!(pptSrc = (DDXPointPtr )xalloc(nbox * sizeof(DDXPointRec)))) + return; + ppt = pptSrc; + + for (i=nbox; --i >= 0; ppt++, pbox++) + { + ppt->x = pbox->x1 + dx; + ppt->y = pbox->y1 + dy; + } + + mfbDoBitblt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot, + GXcopy, prgnDst, pptSrc); + xfree(pptSrc); + REGION_DESTROY(pWin->drawable.pScreen, prgnDst); +} |