diff options
Diffstat (limited to 'libX11/src/xcms/cmsLkCol.c')
-rw-r--r-- | libX11/src/xcms/cmsLkCol.c | 387 |
1 files changed, 193 insertions, 194 deletions
diff --git a/libX11/src/xcms/cmsLkCol.c b/libX11/src/xcms/cmsLkCol.c index 776fffd75..02e48462e 100644 --- a/libX11/src/xcms/cmsLkCol.c +++ b/libX11/src/xcms/cmsLkCol.c @@ -1,194 +1,193 @@ - -/* - * Code and supporting documentation (c) Copyright 1990 1991 Tektronix, Inc. - * All Rights Reserved - * - * This file is a component of an X Window System-specific implementation - * of Xcms based on the TekColor Color Management System. Permission is - * hereby granted to use, copy, modify, sell, and otherwise distribute this - * software and its documentation for any purpose and without fee, provided - * that this copyright, permission, and disclaimer notice is reproduced in - * all copies of this software and in supporting documentation. TekColor - * is a trademark of Tektronix, Inc. - * - * Tektronix makes no representation about the suitability of this software - * for any purpose. It is provided "as is" and with all faults. - * - * TEKTRONIX DISCLAIMS ALL WARRANTIES APPLICABLE TO THIS SOFTWARE, - * INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - * PARTICULAR PURPOSE. IN NO EVENT SHALL TEKTRONIX BE LIABLE FOR ANY - * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER - * RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER IN AN ACTION OF - * CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR THE PERFORMANCE OF THIS SOFTWARE. - * - * - * NAME - * XcmsLkCol.c - * - * DESCRIPTION - * Source for XcmsLookupColor - * - * - */ - -#define NEED_REPLIES -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <stdio.h> -#include "Xlibint.h" -#include "Xcmsint.h" -#include "Cv.h" - - -/* - * NAME - * XcmsLookupColor - - * - * SYNOPSIS - */ -Status -XcmsLookupColor ( - Display *dpy, - Colormap cmap, - _Xconst char *colorname, - XcmsColor *pColor_exact_return, - XcmsColor *pColor_scrn_return, - XcmsColorFormat result_format) -/* - * DESCRIPTION - * The XcmsLookupColor function finds the color specification - * associated with a color name in the Device-Independent Color - * Name Database. - * RETURNS - * This function returns both the color specification found in the - * database (db specification) and the color specification for the - * color displayable by the specified screen (screen - * specification). The calling routine sets the format for these - * returned specifications in the XcmsColor format component. - * If XcmsUndefinedFormat, the specification is returned in the - * format used to store the color in the database. - */ -{ - Status retval1 = XcmsSuccess; - Status retval2 = XcmsSuccess; - XcmsCCC ccc; - register int n; - xLookupColorReply reply; - register xLookupColorReq *req; - XColor def, scr; - -/* - * 0. Check for invalid arguments. - */ - if (dpy == NULL || colorname[0] == '\0' || pColor_scrn_return == 0 - || pColor_exact_return == NULL) { - return(XcmsFailure); - } - - if ((ccc = XcmsCCCOfColormap(dpy, cmap)) == (XcmsCCC)NULL) { - return(XcmsFailure); - } - -/* - * 1. Convert string to a XcmsColor - */ - if ((retval1 = _XcmsResolveColorString(ccc, &colorname, - pColor_exact_return, result_format)) == XcmsFailure) { - return(XcmsFailure); - } - if (retval1 == _XCMS_NEWNAME) { - goto PassToServer; - } - -/* - * 2. pColor_scrn_return - * Assume the pColor_exact_return has already been adjusted to - * the Client White Point. - * - */ - /* - * Convert to RGB, adjusting for white point differences if necessary. - */ - memcpy((char *)pColor_scrn_return, (char *)pColor_exact_return, - sizeof(XcmsColor)); - if (pColor_scrn_return->format == XcmsRGBFormat) { - retval2 = XcmsSuccess; - } else if ((retval2 = XcmsConvertColors(ccc, pColor_scrn_return, 1, - XcmsRGBFormat, (Bool *)NULL)) == XcmsFailure) { - return(XcmsFailure); - } - - /* - * Then, convert XcmsColor structure to the target specification - * format. Note that we must use NULL instead of passing - * pCompressed. - */ - - if (result_format == XcmsUndefinedFormat) { - result_format = pColor_exact_return->format; - } - if (result_format == XcmsRGBFormat) { - _XcmsUnresolveColor(ccc, pColor_scrn_return); - } else { - _XcmsResolveColor(ccc, pColor_scrn_return); - if (XcmsConvertColors(ccc, pColor_scrn_return, 1, result_format, - (Bool *) NULL) == XcmsFailure) { - return(XcmsFailure); - } - } - - return(retval1 > retval2 ? retval1 : retval2); - -PassToServer: - /* - * Xcms and i18n methods failed, so lets pass it to the server - * for parsing. - */ - - LockDisplay(dpy); - GetReq (LookupColor, req); - req->cmap = cmap; - req->nbytes = n = strlen(colorname); - req->length += (n + 3) >> 2; - Data (dpy, colorname, (long)n); - if (!_XReply (dpy, (xReply *) &reply, 0, xTrue)) { - UnlockDisplay(dpy); - SyncHandle(); - return (XcmsFailure); - } - def.red = reply.exactRed; - def.green = reply.exactGreen; - def.blue = reply.exactBlue; - - scr.red = reply.screenRed; - scr.green = reply.screenGreen; - scr.blue = reply.screenBlue; - - UnlockDisplay(dpy); - SyncHandle(); - - _XColor_to_XcmsRGB(ccc, &def, pColor_exact_return, 1); - _XColor_to_XcmsRGB(ccc, &scr, pColor_scrn_return, 1); - - /* - * Then, convert XcmsColor structure to the target specification - * format. Note that we must use NULL instead of passing - * pCompressed. - */ - - if (result_format != XcmsRGBFormat - && result_format != XcmsUndefinedFormat) { - if (XcmsConvertColors(ccc, pColor_exact_return, 1, result_format, - (Bool *) NULL) == XcmsFailure) { - return(XcmsFailure); - } - if (XcmsConvertColors(ccc, pColor_scrn_return, 1, result_format, - (Bool *) NULL) == XcmsFailure) { - return(XcmsFailure); - } - } - - return(XcmsSuccess); -} +
+/*
+ * Code and supporting documentation (c) Copyright 1990 1991 Tektronix, Inc.
+ * All Rights Reserved
+ *
+ * This file is a component of an X Window System-specific implementation
+ * of Xcms based on the TekColor Color Management System. Permission is
+ * hereby granted to use, copy, modify, sell, and otherwise distribute this
+ * software and its documentation for any purpose and without fee, provided
+ * that this copyright, permission, and disclaimer notice is reproduced in
+ * all copies of this software and in supporting documentation. TekColor
+ * is a trademark of Tektronix, Inc.
+ *
+ * Tektronix makes no representation about the suitability of this software
+ * for any purpose. It is provided "as is" and with all faults.
+ *
+ * TEKTRONIX DISCLAIMS ALL WARRANTIES APPLICABLE TO THIS SOFTWARE,
+ * INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE. IN NO EVENT SHALL TEKTRONIX BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR THE PERFORMANCE OF THIS SOFTWARE.
+ *
+ *
+ * NAME
+ * XcmsLkCol.c
+ *
+ * DESCRIPTION
+ * Source for XcmsLookupColor
+ *
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include "Xlibint.h"
+#include "Xcmsint.h"
+#include "Cv.h"
+
+
+/*
+ * NAME
+ * XcmsLookupColor -
+ *
+ * SYNOPSIS
+ */
+Status
+XcmsLookupColor (
+ Display *dpy,
+ Colormap cmap,
+ _Xconst char *colorname,
+ XcmsColor *pColor_exact_return,
+ XcmsColor *pColor_scrn_return,
+ XcmsColorFormat result_format)
+/*
+ * DESCRIPTION
+ * The XcmsLookupColor function finds the color specification
+ * associated with a color name in the Device-Independent Color
+ * Name Database.
+ * RETURNS
+ * This function returns both the color specification found in the
+ * database (db specification) and the color specification for the
+ * color displayable by the specified screen (screen
+ * specification). The calling routine sets the format for these
+ * returned specifications in the XcmsColor format component.
+ * If XcmsUndefinedFormat, the specification is returned in the
+ * format used to store the color in the database.
+ */
+{
+ Status retval1 = XcmsSuccess;
+ Status retval2 = XcmsSuccess;
+ XcmsCCC ccc;
+ register int n;
+ xLookupColorReply reply;
+ register xLookupColorReq *req;
+ XColor def, scr;
+
+/*
+ * 0. Check for invalid arguments.
+ */
+ if (dpy == NULL || colorname[0] == '\0' || pColor_scrn_return == 0
+ || pColor_exact_return == NULL) {
+ return(XcmsFailure);
+ }
+
+ if ((ccc = XcmsCCCOfColormap(dpy, cmap)) == (XcmsCCC)NULL) {
+ return(XcmsFailure);
+ }
+
+/*
+ * 1. Convert string to a XcmsColor
+ */
+ if ((retval1 = _XcmsResolveColorString(ccc, &colorname,
+ pColor_exact_return, result_format)) == XcmsFailure) {
+ return(XcmsFailure);
+ }
+ if (retval1 == _XCMS_NEWNAME) {
+ goto PassToServer;
+ }
+
+/*
+ * 2. pColor_scrn_return
+ * Assume the pColor_exact_return has already been adjusted to
+ * the Client White Point.
+ *
+ */
+ /*
+ * Convert to RGB, adjusting for white point differences if necessary.
+ */
+ memcpy((char *)pColor_scrn_return, (char *)pColor_exact_return,
+ sizeof(XcmsColor));
+ if (pColor_scrn_return->format == XcmsRGBFormat) {
+ retval2 = XcmsSuccess;
+ } else if ((retval2 = XcmsConvertColors(ccc, pColor_scrn_return, 1,
+ XcmsRGBFormat, (Bool *)NULL)) == XcmsFailure) {
+ return(XcmsFailure);
+ }
+
+ /*
+ * Then, convert XcmsColor structure to the target specification
+ * format. Note that we must use NULL instead of passing
+ * pCompressed.
+ */
+
+ if (result_format == XcmsUndefinedFormat) {
+ result_format = pColor_exact_return->format;
+ }
+ if (result_format == XcmsRGBFormat) {
+ _XcmsUnresolveColor(ccc, pColor_scrn_return);
+ } else {
+ _XcmsResolveColor(ccc, pColor_scrn_return);
+ if (XcmsConvertColors(ccc, pColor_scrn_return, 1, result_format,
+ (Bool *) NULL) == XcmsFailure) {
+ return(XcmsFailure);
+ }
+ }
+
+ return(retval1 > retval2 ? retval1 : retval2);
+
+PassToServer:
+ /*
+ * Xcms and i18n methods failed, so lets pass it to the server
+ * for parsing.
+ */
+
+ LockDisplay(dpy);
+ GetReq (LookupColor, req);
+ req->cmap = cmap;
+ req->nbytes = n = strlen(colorname);
+ req->length += (n + 3) >> 2;
+ Data (dpy, colorname, (long)n);
+ if (!_XReply (dpy, (xReply *) &reply, 0, xTrue)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (XcmsFailure);
+ }
+ def.red = reply.exactRed;
+ def.green = reply.exactGreen;
+ def.blue = reply.exactBlue;
+
+ scr.red = reply.screenRed;
+ scr.green = reply.screenGreen;
+ scr.blue = reply.screenBlue;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ _XColor_to_XcmsRGB(ccc, &def, pColor_exact_return, 1);
+ _XColor_to_XcmsRGB(ccc, &scr, pColor_scrn_return, 1);
+
+ /*
+ * Then, convert XcmsColor structure to the target specification
+ * format. Note that we must use NULL instead of passing
+ * pCompressed.
+ */
+
+ if (result_format != XcmsRGBFormat
+ && result_format != XcmsUndefinedFormat) {
+ if (XcmsConvertColors(ccc, pColor_exact_return, 1, result_format,
+ (Bool *) NULL) == XcmsFailure) {
+ return(XcmsFailure);
+ }
+ if (XcmsConvertColors(ccc, pColor_scrn_return, 1, result_format,
+ (Bool *) NULL) == XcmsFailure) {
+ return(XcmsFailure);
+ }
+ }
+
+ return(XcmsSuccess);
+}
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