diff options
Diffstat (limited to 'nx-X11/lib/X11/PolyTxt16.c')
| -rw-r--r-- | nx-X11/lib/X11/PolyTxt16.c | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/nx-X11/lib/X11/PolyTxt16.c b/nx-X11/lib/X11/PolyTxt16.c deleted file mode 100644 index 2e4be1673..000000000 --- a/nx-X11/lib/X11/PolyTxt16.c +++ /dev/null @@ -1,245 +0,0 @@ -/* - -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" - -int -XDrawText16( - register Display *dpy, - Drawable d, - GC gc, - int x, - int y, - XTextItem16 *items, - int nitems) -{ - register int i; - register XTextItem16 *item; - int length = 0; - register xPolyText16Req *req; - - LockDisplay(dpy); - FlushGC(dpy, gc); - GetReq (PolyText16, req); - req->drawable = d; - req->gc = gc->gid; - req->x = x; - req->y = y; - - item = items; - for (i=0; i < nitems; i++) { - if (item->font) - length += 5; /* a 255 byte, plus size of Font id */ - if (item->delta) - { - if (item->delta > 0) - { - length += SIZEOF(xTextElt) * ((item->delta + 126) / 127); - } - else - { - length += SIZEOF(xTextElt) * ((-item->delta + 127) / 128); - } - } - if (item->nchars > 0) - { - length += SIZEOF(xTextElt) * ((item->nchars + 253) / 254 - 1); - if (!item->delta) length += SIZEOF(xTextElt); - length += item->nchars << 1; - } - item++; - } - - req->length += (length + 3)>>2; /* convert to number of 32-bit words */ - - - /* - * If the entire request does not fit into the remaining space in the - * buffer, flush the buffer first. If the request does fit into the - * empty buffer, then we won't have to flush it at the end to keep - * the buffer 32-bit aligned. - */ - - if (dpy->bufptr + length > dpy->bufmax) - _XFlush (dpy); - - item = items; - for (i=0; i< nitems; i++) { - - if (item->font) { - /* to mark a font shift, write a 255 byte followed by - the 4 bytes of font ID, big-end first */ - register unsigned char *f; - BufAlloc (unsigned char *, f, 5); - - f[0] = 255; - f[1] = (item->font & 0xff000000) >> 24; - f[2] = (item->font & 0x00ff0000) >> 16; - f[3] = (item->font & 0x0000ff00) >> 8; - f[4] = item->font & 0x000000ff; - - /* update GC shadow */ - gc->values.font = item->font; - } - - { - int nbytes = SIZEOF(xTextElt); - int PartialNChars = item->nchars; - int PartialDelta = item->delta; - register xTextElt *elt = NULL; - int FirstTimeThrough = True; - XChar2b *CharacterOffset = item->chars; - - while((PartialDelta < -128) || (PartialDelta > 127)) - { - int nb = SIZEOF(xTextElt); - - BufAlloc (xTextElt *, elt, nb); - elt->len = 0; - if (PartialDelta > 0 ) - { - elt->delta = 127; - PartialDelta = PartialDelta - 127; - } - else - { - elt->delta = -128; - PartialDelta = PartialDelta + 128; - } - } - if (PartialDelta) - { - BufAlloc (xTextElt *, elt, nbytes); - elt->len = 0; - elt->delta = PartialDelta; - } - while(PartialNChars > 254) - { - nbytes = 254 * 2; - if (FirstTimeThrough) - { - FirstTimeThrough = False; - if (!item->delta) - { - nbytes += SIZEOF(xTextElt); - BufAlloc (xTextElt *, elt, nbytes); - elt->delta = 0; - } - else - { - char *DummyChar; - BufAlloc(char *, DummyChar, nbytes); -#ifdef lint - DummyChar = DummyChar; -#endif - } - } - else - { - nbytes += SIZEOF(xTextElt); - BufAlloc (xTextElt *, elt, nbytes); - elt->delta = 0; - } - elt->len = 254; - - memcpy ((char *) (elt + 1), (char *)CharacterOffset, 254 * 2); - PartialNChars = PartialNChars - 254; - CharacterOffset += 254; - - } - if (PartialNChars) - { - nbytes = PartialNChars * 2; - if (FirstTimeThrough) - { - FirstTimeThrough = False; - if (!item->delta) - { - nbytes += SIZEOF(xTextElt); - BufAlloc (xTextElt *, elt, nbytes); - elt->delta = 0; - } - else - { - char *DummyChar; - BufAlloc(char *, DummyChar, nbytes); -#ifdef lint - DummyChar = DummyChar; -#endif - } - } - else - { - nbytes += SIZEOF(xTextElt); - BufAlloc (xTextElt *, elt, nbytes); - elt->delta = 0; - } - elt->len = PartialNChars; - - memcpy ((char *) (elt + 1), (char *)CharacterOffset, - PartialNChars * -2); - } - } - item++; - } - - /* Pad request out to a 32-bit boundary */ - - if (length &= 3) { - char *pad; - /* - * BufAlloc is a macro that uses its last argument more than - * once, otherwise I'd write "BufAlloc (char *, pad, 4-length)" - */ - length = 4 - length; - BufAlloc (char *, pad, length); - /* - * if there are 3 bytes of padding, the first byte MUST be 0 - * so the pad bytes aren't mistaken for a final xTextElt - */ - *pad = 0; - } - - /* - * If the buffer pointer is not now pointing to a 32-bit boundary, - * we must flush the buffer so that it does point to a 32-bit boundary - * at the end of this routine. - */ - - if ((dpy->bufptr - dpy->buffer) & 3) - _XFlush (dpy); - - UnlockDisplay(dpy); - SyncHandle(); - return 1; - } - - - |