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, 303 insertions, 0 deletions

diff --git a/nx-X11/lib/X11/SetGetCols.c b/nx-X11/lib/X11/SetGetCols.c
new file mode 100644
index 000000000..03f7a2f72
--- /dev/null
+++ b/nx-X11/lib/X11/SetGetCols.c
@@ -0,0 +1,303 @@
+/* $Xorg: SetGetCols.c,v 1.3 2000/08/17 19:44:54 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
+ *		XcmsSetGet.c
+ *
+ *	DESCRIPTION
+ *		Source for _XcmsSetGetColors()
+ *
+ *
+ */
+/* $XFree86$ */
+
+/*
+ *      EXTERNAL INCLUDES
+ *              Include files that must be exported to any package or
+ *              program using this package.
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include "Xcmsint.h"
+#include "Cv.h"
+
+
+/************************************************************************
+ *									*
+ *			API PRIVATE ROUTINES				*
+ *									*
+ ************************************************************************/
+
+/*
+ *	NAME
+ *		XcmsSetColor - 
+ *
+ *	SYNOPSIS
+ */
+Status
+_XcmsSetGetColor(
+    Status (*xColorProc)(
+        Display*            /* display */,
+        Colormap            /* colormap */,
+        XColor*             /* screen_in_out */),
+    Display *dpy,
+    Colormap cmap,
+    XcmsColor *pColors_in_out,
+    XcmsColorFormat result_format,
+    Bool *pCompressed)
+/*
+ *	DESCRIPTION
+ *		Routine containing code common to:
+ *			XcmsAllocColor
+ *			XcmsQueryColor
+ *			XcmsStoreColor
+ *
+ *	RETURNS
+ *		XcmsFailure if failed;
+ *		XcmsSuccess if it succeeded without gamut compression;
+ *		XcmsSuccessWithCompression if it succeeded with gamut
+ *			compression;
+ */
+{
+    XcmsCCC ccc;
+    XColor XColors_in_out;
+    Status retval = XcmsSuccess;
+
+    /*
+     * Argument Checking
+     *	1. Assume xColorProc is correct
+     *	2. Insure ccc not NULL
+     *	3. Assume cmap correct (should be checked by Server)
+     *	4. Insure pColors_in_out valid
+     *	5. Assume method_in is valid (should be checked by Server)
+     */
+
+    if (dpy == NULL) {
+	return(XcmsFailure);
+    }
+
+    if (result_format == XcmsUndefinedFormat) {
+	return(XcmsFailure);
+    }
+
+    if ( !((*xColorProc == XAllocColor) || (*xColorProc == XStoreColor)
+	    || (*xColorProc == XQueryColor)) ) {
+	return(XcmsFailure);
+    }
+
+    if ((ccc = XcmsCCCOfColormap(dpy, cmap)) == (XcmsCCC)NULL) {
+	return(XcmsFailure);
+    }
+
+    if (*xColorProc == XQueryColor) {
+	goto Query;
+    }
+
+    /*
+     * Convert to RGB, adjusting for white point differences if necessary.
+     */
+    if ((retval = XcmsConvertColors(ccc, pColors_in_out, 1, XcmsRGBFormat,
+	    pCompressed)) == XcmsFailure) {
+	return(XcmsFailure);
+    }
+
+Query:
+    /*
+     * Convert XcmsColor to XColor structures
+     */
+    _XcmsRGB_to_XColor(pColors_in_out, &XColors_in_out, 1);
+
+    /*
+     * Now make appropriate X Call
+     */
+    if (*xColorProc == XAllocColor) {
+	if ((*xColorProc)(ccc->dpy, cmap, &XColors_in_out) == 0) {
+	    return(XcmsFailure);
+	}
+    } else if ((*xColorProc == XQueryColor) || (*xColorProc == XStoreColor)) {
+	/* Note: XQueryColor and XStoreColor do not return any Status */
+	(*xColorProc)(ccc->dpy, cmap, &XColors_in_out);
+    } else {
+	return(XcmsFailure);
+    }
+
+    if ((*xColorProc == XStoreColor)) {
+	return(retval);
+    }
+
+    /*
+     * Now, convert the returned XColor (i.e., rgb) to XcmsColor structures
+     */
+    _XColor_to_XcmsRGB(ccc, &XColors_in_out, pColors_in_out, 1);
+
+    /*
+     * Then, convert XcmsColor structures to the original specification
+     *    format.  Note that we must use NULL instead of passing
+     *    pCompressed.
+     */
+
+    if (result_format != XcmsRGBFormat) {
+	if (XcmsConvertColors(ccc, pColors_in_out, 1, result_format,
+		(Bool *) NULL) == XcmsFailure) {
+	    return(XcmsFailure);
+	}
+    }
+    return(retval);
+}
+
+/*
+ *	NAME
+ *		XcmsSetColors - 
+ *
+ *	SYNOPSIS
+ */
+Status
+_XcmsSetGetColors(
+    Status (*xColorProc)(
+        Display*            /* display */,
+        Colormap            /* colormap */,
+        XColor*             /* screen_in_out */,
+        int                 /* nColors */),
+    Display *dpy,
+    Colormap cmap,
+    XcmsColor *pColors_in_out,
+    int nColors,
+    XcmsColorFormat result_format,
+    Bool *pCompressed)
+/*
+ *	DESCRIPTION
+ *		Routine containing code common to:
+ *			XcmsQueryColors
+ *			XcmsStoreColors
+ *
+ *	RETURNS
+ *		XcmsFailure if failed;
+ *		XcmsSuccess if it succeeded without gamut compression;
+ *		XcmsSuccessWithCompression if it succeeded with gamut
+ *			compression;
+ */
+{
+    XcmsCCC ccc;
+    XColor *pXColors_in_out;
+    Status retval = XcmsSuccess;
+
+    /*
+     * Argument Checking
+     *	1. Assume xColorProc is correct
+     *	2. Insure ccc not NULL
+     *	3. Assume cmap correct (should be checked by Server)
+     *	4. Insure pColors_in_out valid
+     *	5. Assume method_in is valid (should be checked by Server)
+     *	6. Insure nColors > 0
+     */
+
+    if (dpy == NULL) {
+	return(XcmsFailure);
+    }
+
+    if (nColors == 0) {
+	return(XcmsSuccess);
+    }
+
+    if (result_format == XcmsUndefinedFormat) {
+	return(XcmsFailure);
+    }
+
+    if ( !((*xColorProc == XStoreColors) || (*xColorProc == XQueryColors)) ) {
+	return(XcmsFailure);
+    }
+
+    if ((ccc = XcmsCCCOfColormap(dpy, cmap)) == (XcmsCCC)NULL) {
+	return(XcmsFailure);
+    }
+
+    /*
+     * Allocate space for XColors
+     */
+    if ((pXColors_in_out = (XColor *)Xcalloc(nColors, sizeof(XColor))) ==
+	    NULL) {
+	return(XcmsFailure);
+    }
+
+    if (*xColorProc == XQueryColors) {
+	goto Query;
+    }
+
+    /*
+     * Convert to RGB, adjusting for white point differences if necessary.
+     */
+    if ((retval = XcmsConvertColors(ccc, pColors_in_out, nColors, XcmsRGBFormat,
+	    pCompressed)) == XcmsFailure) {
+        Xfree((char *)pXColors_in_out);
+	return(XcmsFailure);
+    }
+
+Query:
+    /*
+     * Convert XcmsColor to XColor structures
+     */
+    _XcmsRGB_to_XColor(pColors_in_out, pXColors_in_out, nColors);
+
+    /*
+     * Now make appropriate X Call
+     */
+    if ((*xColorProc == XQueryColors) || (*xColorProc == XStoreColors)){
+	/* Note: XQueryColors and XStoreColors do not return any Status */
+	(*xColorProc)(ccc->dpy, cmap, pXColors_in_out, nColors);
+    } else {
+	Xfree((char *)pXColors_in_out);
+	return(XcmsFailure);
+    }
+
+    if (*xColorProc == XStoreColors) {
+	Xfree((char *)pXColors_in_out);
+	return(retval);
+    }
+
+    /*
+     * Now, convert the returned XColor (i.e., rgb) to XcmsColor structures
+     */
+    _XColor_to_XcmsRGB(ccc, pXColors_in_out, pColors_in_out, nColors);
+    Xfree((char *)pXColors_in_out);
+
+    /*
+     * Then, convert XcmsColor structures to the original specification
+     *    format.  Note that we must use NULL instead of passing
+     *    pCompressed.
+     */
+    if (result_format != XcmsRGBFormat) {
+	if (XcmsConvertColors(ccc, pColors_in_out, nColors, result_format,
+		(Bool *) NULL) == XcmsFailure) {
+	    return(XcmsFailure);
+	}
+    }
+
+    return(retval);
+}
+
+/* ### EOF ### */