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, 183 insertions, 0 deletions

diff --git a/nx-X11/lib/Xmu/VisCmap.c b/nx-X11/lib/Xmu/VisCmap.c
new file mode 100644
index 000000000..54022cc9a
--- /dev/null
+++ b/nx-X11/lib/Xmu/VisCmap.c
@@ -0,0 +1,183 @@
+/* $Xorg: VisCmap.c,v 1.4 2001/02/09 02:03:53 xorgcvs Exp $ */
+
+/* 
+
+Copyright 1989, 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/Xmu/VisCmap.c,v 1.6 2001/01/17 19:42:57 dawes Exp $ */
+
+/*
+ * Author:  Donna Converse, MIT X Consortium
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <math.h>
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+#include <X11/Xutil.h>
+#include <X11/Xmu/StdCmap.h>
+
+/*
+ * To create all of the appropriate standard colormaps for a given visual on
+ * a given screen, use XmuVisualStandardColormaps.
+ * 
+ * Define all appropriate standard colormap properties for the given visual.
+ * If replace is true, any previous definition will be removed.
+ * If retain is true, new properties will be retained for the duration of
+ * the server session.  Return 0 on failure, non-zero on success.
+ * On failure, no new properties will be defined, and, old ones may have
+ * been removed if replace was True.
+ *
+ * Not all standard colormaps are meaningful to all visual classes.  This
+ * routine will check and define the following properties for the following
+ * classes, provided that the size of the colormap is not too small.
+ *
+ *	DirectColor and PseudoColor
+ *	    RGB_DEFAULT_MAP
+ *	    RGB_BEST_MAP
+ *	    RGB_RED_MAP
+ *	    RGB_GREEN_MAP
+ * 	    RGB_BLUE_MAP
+ *          RGB_GRAY_MAP
+ *
+ *	TrueColor and StaticColor
+ *	    RGB_BEST_MAP
+ *
+ *	GrayScale and StaticGray
+ *	    RGB_GRAY_MAP
+ */
+
+Status
+XmuVisualStandardColormaps(Display *dpy, int screen, VisualID visualid,
+			   unsigned int depth, Bool replace, Bool retain)
+     /*
+      * dpy			- specifies server connection
+      * screen			- specifies screen number
+      * visualid		- specifies the visual
+      * depth			- specifies the visual
+      * replace	specifies	- whether to replace
+      * retain			- specifies whether to retain
+      */
+{
+    Status		status;
+    int			n;
+    long		vinfo_mask;
+    XVisualInfo		vinfo_template, *vinfo;
+
+    status = 0;
+    vinfo_template.screen = screen;
+    vinfo_template.visualid = visualid;
+    vinfo_template.depth = depth;
+    vinfo_mask = VisualScreenMask | VisualIDMask | VisualDepthMask;
+    if ((vinfo = XGetVisualInfo(dpy, vinfo_mask, &vinfo_template, &n)) == NULL)
+	return 0;
+
+    if (vinfo->colormap_size <= 2) {
+	/* Monochrome visuals have no standard maps; considered successful */
+	XFree((char *) vinfo);
+	return 1;
+    }
+
+    switch (vinfo->class)
+    {
+      case PseudoColor:
+      case DirectColor:
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_DEFAULT_MAP, replace,retain);
+	if (!status) break;
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_GRAY_MAP, replace, retain);
+	if (!status) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    break;
+	}
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_RED_MAP, replace, retain);
+	if (!status) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
+	    break;
+	}
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_GREEN_MAP, replace, retain);
+	if (!status) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
+	    break;
+	}
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_BLUE_MAP, replace, retain);
+	if (!status) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP);
+	    break;
+	}
+	/* fall through */
+
+      case StaticColor:
+      case TrueColor:
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_BEST_MAP, replace, retain);
+	if (!status && (vinfo->class == PseudoColor || 
+			vinfo->class == DirectColor)) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP);
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_BLUE_MAP);
+	}
+	break;
+	/* the end for PseudoColor, DirectColor, StaticColor, and TrueColor */
+
+      case GrayScale:
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_DEFAULT_MAP, replace,
+					   retain);
+	if (! status) break;
+	/*FALLTHROUGH*/
+
+      case StaticGray:
+
+	status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
+					   XA_RGB_GRAY_MAP, replace, retain);
+	if (! status && vinfo->class == GrayScale) {
+	    XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
+	    break;
+	}
+    }
+
+    XFree((char *) vinfo);
+    return status;
+}