aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/lib/src/ParseCol.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/lib/src/ParseCol.c')
-rw-r--r--nx-X11/lib/src/ParseCol.c138
1 files changed, 138 insertions, 0 deletions
diff --git a/nx-X11/lib/src/ParseCol.c b/nx-X11/lib/src/ParseCol.c
new file mode 100644
index 000000000..e997b1b8c
--- /dev/null
+++ b/nx-X11/lib/src/ParseCol.c
@@ -0,0 +1,138 @@
+/*
+
+Copyright 1985, 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 <stdio.h>
+#include "Xlibint.h"
+#include "Xcmsint.h"
+
+
+Status
+XParseColor (
+ register Display *dpy,
+ Colormap cmap,
+ _Xconst char *spec,
+ XColor *def)
+{
+ register int n, i;
+ int r, g, b;
+ char c;
+ XcmsCCC ccc;
+ XcmsColor cmsColor;
+
+ if (!spec) return(0);
+ n = strlen (spec);
+ if (*spec == '#') {
+ /*
+ * RGB
+ */
+ spec++;
+ n--;
+ if (n != 3 && n != 6 && n != 9 && n != 12)
+ return (0);
+ n /= 3;
+ g = b = 0;
+ do {
+ r = g;
+ g = b;
+ b = 0;
+ for (i = n; --i >= 0; ) {
+ c = *spec++;
+ b <<= 4;
+ if (c >= '0' && c <= '9')
+ b |= c - '0';
+ else if (c >= 'A' && c <= 'F')
+ b |= c - ('A' - 10);
+ else if (c >= 'a' && c <= 'f')
+ b |= c - ('a' - 10);
+ else return (0);
+ }
+ } while (*spec != '\0');
+ n <<= 2;
+ n = 16 - n;
+ def->red = r << n;
+ def->green = g << n;
+ def->blue = b << n;
+ def->flags = DoRed | DoGreen | DoBlue;
+ return (1);
+ }
+
+
+#ifdef XCMS
+ /*
+ * Let's Attempt to use Xcms and i18n approach to Parse Color
+ */
+ if ((ccc = XcmsCCCOfColormap(dpy, cmap)) != (XcmsCCC)NULL) {
+ const char *tmpName = spec;
+
+ switch (_XcmsResolveColorString(ccc, &tmpName, &cmsColor,
+ XcmsRGBFormat)) {
+ case XcmsSuccess:
+ case XcmsSuccessWithCompression:
+ cmsColor.pixel = def->pixel;
+ _XcmsRGB_to_XColor(&cmsColor, def, 1);
+ return(1);
+ 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 methods failed, so lets pass it to the server
+ * for parsing.
+ */
+ {
+ xLookupColorReply reply;
+ register xLookupColorReq *req;
+ LockDisplay(dpy);
+ GetReq (LookupColor, req);
+ req->cmap = cmap;
+ req->nbytes = n = strlen(spec);
+ req->length += (n + 3) >> 2;
+ Data (dpy, spec, (long)n);
+ if (!_XReply (dpy, (xReply *) &reply, 0, xTrue)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (0);
+ }
+ def->red = reply.exactRed;
+ def->green = reply.exactGreen;
+ def->blue = reply.exactBlue;
+ def->flags = DoRed | DoGreen | DoBlue;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (1);
+ }
+}