Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 196 insertions, 0 deletions

diff --git a/nx-X11/lib/X11/cmsLkCol.c b/nx-X11/lib/X11/cmsLkCol.c
new file mode 100644
index 000000000..f19f21d03
--- /dev/null
+++ b/nx-X11/lib/X11/cmsLkCol.c
@@ -0,0 +1,196 @@
+/* $Xorg: cmsLkCol.c,v 1.3 2000/08/17 19:45:09 cpqbld Exp $ */
+
+/*
+ * 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
+ *
+ *
+ */
+/* $XFree86: xc/lib/X11/cmsLkCol.c,v 1.5 2003/04/13 19:22:20 dawes Exp $ */
+
+#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);
+}