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-rw-r--r--libX11/src/GetColor.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/libX11/src/GetColor.c b/libX11/src/GetColor.c
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+++ b/libX11/src/GetColor.c
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+/* $Xorg: GetColor.c,v 1.4 2001/02/09 02:03:33 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/GetColor.c,v 1.6 2003/04/13 19:22:16 dawes Exp $ */
+
+#define NEED_REPLIES
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include "Xlibint.h"
+#include "Xcmsint.h"
+
+Status
+XAllocNamedColor(
+register Display *dpy,
+Colormap cmap,
+_Xconst char *colorname, /* STRING8 */
+XColor *hard_def, /* RETURN */
+XColor *exact_def) /* RETURN */
+{
+
+ long nbytes;
+ xAllocNamedColorReply rep;
+ xAllocNamedColorReq *req;
+
+ XcmsCCC ccc;
+ XcmsColor cmsColor_exact;
+ Status ret;
+
+#ifdef XCMS
+ /*
+ * Let's Attempt to use Xcms and i18n approach to Parse Color
+ */
+ if ((ccc = XcmsCCCOfColormap(dpy, cmap)) != (XcmsCCC)NULL) {
+ const char *tmpName = colorname;
+
+ switch (_XcmsResolveColorString(ccc, &tmpName, &cmsColor_exact,
+ XcmsRGBFormat)) {
+ case XcmsSuccess:
+ case XcmsSuccessWithCompression:
+ _XcmsRGB_to_XColor(&cmsColor_exact, exact_def, 1);
+ memcpy((char *)hard_def, (char *)exact_def, sizeof(XColor));
+ ret = XAllocColor(dpy, cmap, hard_def);
+ exact_def->pixel = hard_def->pixel;
+ return(ret);
+ case XcmsFailure:
+ case _XCMS_NEWNAME:
+ /*
+ * if the result was _XCMS_NEWNAME tmpName points to
+ * a string in cmsColNm.c:pairs table, for example,
+ * gray70 would become tekhvc:0.0/70.0/0.0
+ */
+ break;
+ }
+ }
+#endif
+
+ /*
+ * Xcms and i18n approach failed.
+ */
+ LockDisplay(dpy);
+ GetReq(AllocNamedColor, req);
+
+ req->cmap = cmap;
+ nbytes = req->nbytes = strlen(colorname);
+ req->length += (nbytes + 3) >> 2; /* round up to mult of 4 */
+
+ _XSend(dpy, colorname, nbytes);
+ /* _XSend is more efficient that Data, since _XReply follows */
+
+ if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (0);
+ }
+
+ exact_def->red = rep.exactRed;
+ exact_def->green = rep.exactGreen;
+ exact_def->blue = rep.exactBlue;
+
+ hard_def->red = rep.screenRed;
+ hard_def->green = rep.screenGreen;
+ hard_def->blue = rep.screenBlue;
+
+ exact_def->pixel = hard_def->pixel = rep.pixel;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (1);
+}