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-rw-r--r--libX11/src/DrSegs.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/libX11/src/DrSegs.c b/libX11/src/DrSegs.c
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+/* $Xorg: DrSegs.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/DrSegs.c,v 1.3 2001/01/17 19:41:34 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+
+int
+XDrawSegments (
+ register Display *dpy,
+ Drawable d,
+ GC gc,
+ XSegment *segments,
+ int nsegments)
+{
+ register xPolySegmentReq *req;
+ long len;
+ int n;
+
+ LockDisplay(dpy);
+ FlushGC(dpy, gc);
+ while (nsegments) {
+ GetReq (PolySegment, req);
+ req->drawable = d;
+ req->gc = gc->gid;
+ n = nsegments;
+ 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 *) segments, len);
+ nsegments -= n;
+ segments += n;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return 1;
+}
+