Added missing files

3 files changed, 214 insertions, 0 deletions

diff --git a/hw/xscreen/xs-color.c b/hw/xscreen/xs-color.c
new file mode 100644
index 000000000..3d8a6b380
--- /dev/null
+++ b/hw/xscreen/xs-color.c
@@ -0,0 +1,123 @@
+#include <X11/Xmd.h>
+#include <X11/XCB/xcb.h>
+#include <X11/XCB/xproto.h>
+#include <X11/XCB/xcb_aux.h>
+#include "scrnintstr.h"
+#include "window.h"
+#include "windowstr.h"
+#include "colormapst.h"
+#include "resource.h"
+
+#include "xs-globals.h"
+#include "xs-visual.h"
+#include "xs-color.h"
+
+static ColormapPtr xsInstalledMap;
+
+/**
+ * Creates a colormap on the backing server.
+ * FIXME: Do I need to actually initialize the values in it?
+ * Xnest does, Xdmx doesn't seem to.
+ **/
+Bool xsCreateColormap(ColormapPtr pCmap)
+{
+    XCBVISUALID vid;
+    VisualPtr pVis;
+
+    pVis = pCmap->pVisual;
+    pCmap->devPriv = xalloc(sizeof(XscreenPrivColormap));
+    XS_CMAP_PRIV(pCmap)->colormap = XCBCOLORMAPNew(xsConnection);
+    vid = xsGetVisual(pVis)->visual_id;   
+    XCBCreateColormap(xsConnection,
+                      (pVis->class & DynamicClass) ?  XCBColormapAllocAll : XCBColormapAllocNone,
+                      XS_CMAP_PRIV(pCmap)->colormap,
+                      xsBackingRoot.window,
+                      vid);
+}
+
+/**
+ * Frees a colormap on the backing server and deallocates it's privates.
+ **/
+void xsDestroyColormap(ColormapPtr pCmap)
+{
+    XCBFreeColormap(xsConnection, XS_CMAP_PRIV(pCmap)->colormap);
+    xfree(pCmap->devPriv);
+}
+
+
+void xsSetInstalledColormapWindows(ScreenPtr pScreen)
+{
+    /*FIXME. Actually implement something here.*/
+}
+
+void xsDirectUninstallColormaps(ScreenPtr pScreen)
+{
+    int i, n;
+    XCBCOLORMAP pCmapIDs[MAXCMAPS];
+
+    /*do I want this? What does it do?
+    if (!xsDoDirectColormaps) 
+        return;
+    */
+    n = (*pScreen->ListInstalledColormaps)(pScreen, (XID*)pCmapIDs);
+
+    for (i = 0; i < n; i++) {
+        ColormapPtr pCmap;
+
+        pCmap = (ColormapPtr)LookupIDByType(pCmapIDs[i].xid, RT_COLORMAP);
+        if (pCmap)
+            XCBUninstallColormap(xsConnection, XS_CMAP_PRIV(pCmap)->colormap);
+    }
+}
+void xsInstallColormap(ColormapPtr pCmap)
+{
+    int index;
+
+    if(pCmap != xsInstalledMap)
+    {
+        xsDirectUninstallColormaps(pCmap->pScreen);
+
+        /* Uninstall pInstalledMap. Notify all interested parties. */
+        if(xsInstalledMap != (ColormapPtr)None)
+            WalkTree(pCmap->pScreen, TellLostMap, (pointer)&xsInstalledMap->mid);
+
+        xsInstalledMap = pCmap;
+        WalkTree(pCmap->pScreen, TellGainedMap, (pointer)&pCmap->mid);
+
+        xsSetInstalledColormapWindows(pCmap->pScreen);
+        //xsDirectInstallColormaps(pCmap->pScreen);
+    }
+}
+
+void xsUninstallColormap(ColormapPtr pCmap)
+{
+    int index;
+
+    if(pCmap == xsInstalledMap)
+    {
+        if (pCmap->mid != pCmap->pScreen->defColormap)
+        {
+            xsInstalledMap = (ColormapPtr)LookupIDByType(pCmap->pScreen->defColormap,
+                    RT_COLORMAP);
+            (*pCmap->pScreen->InstallColormap)(xsInstalledMap);
+        }
+    }
+}
+
+void xsStoreColors(ColormapPtr pCmap, int nColors, XCBCOLORITEM *pColors)
+{
+}
+
+void xsResolveColor(CARD16 *r, CARD16 *g, CARD16 *b, VisualPtr pVisual)
+{
+}
+
+int xsListInstalledColormaps(ScreenPtr pScreen, XCBCOLORMAP *pCmapIDs)
+{
+    if (xsInstalledMap) {
+        pCmapIDs->xid = xsInstalledMap->mid;
+        return 1;
+    }
+    else
+        return 0;
+}
diff --git a/hw/xscreen/xs-visual.c b/hw/xscreen/xs-visual.c
new file mode 100644
index 000000000..9152caae0
--- /dev/null
+++ b/hw/xscreen/xs-visual.c
@@ -0,0 +1,86 @@
+/* $Xorg: Visual.c,v 1.3 2000/08/17 19:53:28 cpqbld Exp $ */
+/*
+
+   Copyright 1993 by Davor Matic
+
+   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.  Davor Matic makes no representations about
+   the suitability of this software for any purpose.  It is provided "as
+   is" without express or implied warranty.
+
+*/
+/* $XFree86$ */
+
+#ifdef HAVE_XNEST_CONFIG_H
+#include <xs-config.h>
+#endif
+
+#include <X11/Xmd.h>
+#include <X11/XCB/xcb.h>
+#include <X11/XCB/xproto.h>
+#include "scrnintstr.h"
+#include "dix.h"
+#include "mi.h"
+#include "mibstore.h"
+
+static int           num_visuals = 0;
+static XCBVISUALTYPE *visuals;
+static CARD8         *depths;
+
+void xsInitVisuals()
+{
+    /*initialize the visuals*/
+}
+
+XCBVISUALTYPE *xsGetVisual(VisualPtr pVisual)
+{
+    int i;
+
+    for (i = 0; i < num_visuals; i++)
+        if (pVisual->class == visuals[i]._class &&
+                pVisual->bitsPerRGBValue == visuals[i].bits_per_rgb_value &&
+                pVisual->ColormapEntries == visuals[i].colormap_entries &&
+                pVisual->nplanes == depths[i] &&
+                pVisual->redMask == visuals[i].red_mask &&
+                pVisual->greenMask == visuals[i].green_mask &&
+                pVisual->blueMask == visuals[i].blue_mask)
+            return &visuals[i];
+
+    return NULL;
+}
+
+XCBVISUALTYPE *visualFromID(ScreenPtr pScreen, XCBVISUALID visual)
+{
+    int i;
+
+    for (i = 0; i < pScreen->numVisuals; i++)
+        if (pScreen->visuals[i].vid == visual.id)
+            return xsGetVisual(&pScreen->visuals[i]);
+
+    return NULL;
+}
+
+XCBVISUALTYPE *xsGetDefaultVisual(ScreenPtr pScreen)
+{
+    XCBVISUALID v;
+
+    v.id = pScreen->rootVisual;
+    return visualFromID(pScreen, v);
+}
+
+/*
+XCBCOLORMAP xsDefaultVisualColormap(XCBVISUALTYPE *visual)
+{
+    int i;
+    XCBCOLORMAP noneCmap = { 0 };
+
+    for (i = 0; i < num_visuals; i++)
+        if (&visuals[i] == visual)
+            return xsDefaultColormaps[i];
+
+    return noneCmap;
+}
+*/
diff --git a/hw/xscreen/xs-visual.h b/hw/xscreen/xs-visual.h
new file mode 100644
index 000000000..7976ec3ce
--- /dev/null
+++ b/hw/xscreen/xs-visual.h
@@ -0,0 +1,5 @@
+
+XCBVISUALTYPE *xsGetVisual(VisualPtr pVisual);
+XCBVISUALTYPE *xsGetVisualFromID(ScreenPtr pScreen, XCBVISUALID visual);
+XCBVISUALTYPE *xsGetDefaultVisual(ScreenPtr pScreen);
+XCBCOLORMAP xsDefaultVisualColormap(XCBVISUALTYPE *visual);