diff options
Diffstat (limited to 'libX11/src/DrRects.c')
-rw-r--r-- | libX11/src/DrRects.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/libX11/src/DrRects.c b/libX11/src/DrRects.c new file mode 100644 index 000000000..ab257a5f8 --- /dev/null +++ b/libX11/src/DrRects.c @@ -0,0 +1,67 @@ +/* $Xorg: DrRects.c,v 1.4 2001/02/09 02:03:32 xorgcvs Exp $ */ +/* + +Copyright 1986, 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/lib/X11/DrRects.c,v 1.3 2001/01/17 19:41:34 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" + +int +XDrawRectangles( + register Display *dpy, + Drawable d, + GC gc, + XRectangle *rects, + int n_rects) +{ + register xPolyRectangleReq *req; + long len; + int n; + + LockDisplay(dpy); + FlushGC(dpy, gc); + while (n_rects) { + GetReq(PolyRectangle, req); + req->drawable = d; + req->gc = gc->gid; + n = n_rects; + len = ((long)n) << 1; + if (!dpy->bigreq_size && len > (dpy->max_request_size - req->length)) { + n = (dpy->max_request_size - req->length) >> 1; + len = ((long)n) << 1; + } + SetReqLen(req, len, len); + len <<= 2; /* watch out for macros... */ + Data16 (dpy, (short *) rects, len); + n_rects -= n; + rects += n; + } + UnlockDisplay(dpy); + SyncHandle(); + return 1; +} |