diff options
Diffstat (limited to 'libX11/src/DrLine.c')
| -rw-r--r-- | libX11/src/DrLine.c | 202 |
1 files changed, 101 insertions, 101 deletions
diff --git a/libX11/src/DrLine.c b/libX11/src/DrLine.c index c25efad9e..3786f5933 100644 --- a/libX11/src/DrLine.c +++ b/libX11/src/DrLine.c @@ -1,101 +1,101 @@ -/*
-
-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.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-
-/* precompute the maximum size of batching request allowed */
-
-#define wsize (SIZEOF(xPolySegmentReq) + WLNSPERBATCH * SIZEOF(xSegment))
-#define zsize (SIZEOF(xPolySegmentReq) + ZLNSPERBATCH * SIZEOF(xSegment))
-
-int
-XDrawLine (
- register Display *dpy,
- Drawable d,
- GC gc,
- int x1,
- int y1,
- int x2,
- int y2)
-{
- register xSegment *segment;
-#ifdef MUSTCOPY
- xSegment segmentdata;
- long len = SIZEOF(xSegment);
-
- segment = &segmentdata;
-#endif /* not MUSTCOPY */
-
- LockDisplay(dpy);
- FlushGC(dpy, gc);
-
- {
- register xPolySegmentReq *req = (xPolySegmentReq *) dpy->last_req;
-
- /* if same as previous request, with same drawable, batch requests */
- if (
- (req->reqType == X_PolySegment)
- && (req->drawable == d)
- && (req->gc == gc->gid)
- && ((dpy->bufptr + SIZEOF(xSegment)) <= dpy->bufmax)
- && (((char *)dpy->bufptr - (char *)req) < (gc->values.line_width ?
- wsize : zsize)) ) {
- req->length += SIZEOF(xSegment) >> 2;
-#ifndef MUSTCOPY
- segment = (xSegment *) dpy->bufptr;
- dpy->bufptr += SIZEOF(xSegment);
-#endif /* not MUSTCOPY */
- }
-
- else {
- GetReqExtra (PolySegment, SIZEOF(xSegment), req);
- req->drawable = d;
- req->gc = gc->gid;
-#ifdef MUSTCOPY
- dpy->bufptr -= SIZEOF(xSegment);
-#else
- segment = (xSegment *) NEXTPTR(req,xPolySegmentReq);
-#endif /* MUSTCOPY */
- }
-
- segment->x1 = x1;
- segment->y1 = y1;
- segment->x2 = x2;
- segment->y2 = y2;
-
-#ifdef MUSTCOPY
- Data (dpy, (char *) &segmentdata, len);
-#endif /* MUSTCOPY */
-
- UnlockDisplay(dpy);
- SyncHandle();
- }
- return 1;
-}
-
+/* + +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. + +*/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" + +/* precompute the maximum size of batching request allowed */ + +#define wsize (SIZEOF(xPolySegmentReq) + WLNSPERBATCH * SIZEOF(xSegment)) +#define zsize (SIZEOF(xPolySegmentReq) + ZLNSPERBATCH * SIZEOF(xSegment)) + +int +XDrawLine ( + register Display *dpy, + Drawable d, + GC gc, + int x1, + int y1, + int x2, + int y2) +{ + register xSegment *segment; +#ifdef MUSTCOPY + xSegment segmentdata; + long len = SIZEOF(xSegment); + + segment = &segmentdata; +#endif /* not MUSTCOPY */ + + LockDisplay(dpy); + FlushGC(dpy, gc); + + { + register xPolySegmentReq *req = (xPolySegmentReq *) dpy->last_req; + + /* if same as previous request, with same drawable, batch requests */ + if ( + (req->reqType == X_PolySegment) + && (req->drawable == d) + && (req->gc == gc->gid) + && ((dpy->bufptr + SIZEOF(xSegment)) <= dpy->bufmax) + && (((char *)dpy->bufptr - (char *)req) < (gc->values.line_width ? + wsize : zsize)) ) { + req->length += SIZEOF(xSegment) >> 2; +#ifndef MUSTCOPY + segment = (xSegment *) dpy->bufptr; + dpy->bufptr += SIZEOF(xSegment); +#endif /* not MUSTCOPY */ + } + + else { + GetReqExtra (PolySegment, SIZEOF(xSegment), req); + req->drawable = d; + req->gc = gc->gid; +#ifdef MUSTCOPY + dpy->bufptr -= SIZEOF(xSegment); +#else + segment = (xSegment *) NEXTPTR(req,xPolySegmentReq); +#endif /* MUSTCOPY */ + } + + segment->x1 = x1; + segment->y1 = y1; + segment->x2 = x2; + segment->y2 = y2; + +#ifdef MUSTCOPY + Data (dpy, (char *) &segmentdata, len); +#endif /* MUSTCOPY */ + + UnlockDisplay(dpy); + SyncHandle(); + } + return 1; +} + |