Import X server from vnc-3.3.7.

[rdpsrv] / Xserver / programs / Xserver / mi / mibstorest.h

diff --git a/Xserver/programs/Xserver/mi/mibstorest.h b/Xserver/programs/Xserver/mi/mibstorest.h
new file mode 100644 (file)
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+++ b/Xserver/programs/Xserver/mi/mibstorest.h
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+/*
+ * mibstorest.h
+ *
+ * internal structure definitions for mi backing store
+ */
+
+/* $XConsortium: mibstorest.h,v 5.10 94/04/17 20:27:25 dpw Exp $ */
+
+/*
+
+Copyright (c) 1989  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+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
+X CONSORTIUM 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 X Consortium 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 X Consortium.
+*/
+
+#include "mibstore.h"
+#include "regionstr.h"
+
+/*
+ * One of these structures is allocated per GC used with a backing-store
+ * drawable.
+ */
+
+typedef struct {
+    GCPtr          pBackingGC;     /* Copy of the GC but with graphicsExposures
+                                    * set FALSE and the clientClip set to
+                                    * clip output to the valid regions of the
+                                    * backing pixmap. */
+    int                    guarantee;      /* GuaranteeNothing, etc. */
+    unsigned long   serialNumber;   /* clientClip computed time */
+    unsigned long   stateChanges;   /* changes in parent gc since last copy */
+    GCOps          *wrapOps;       /* wrapped ops */
+    GCFuncs        *wrapFuncs;     /* wrapped funcs */
+} miBSGCRec, *miBSGCPtr;
+
+/*
+ * one of these structures is allocated per Window with backing store
+ */
+
+typedef struct {
+    PixmapPtr    pBackingPixmap;   /* Pixmap for saved areas */
+    short        x;                /* origin of pixmap relative to window */
+    short        y;
+    RegionRec    SavedRegion;      /* Valid area in pBackingPixmap */
+    char         viewable;         /* Tracks pWin->viewable so SavedRegion may
+                                    * be initialized correctly when the window
+                                    * is first mapped */
+    char         status;           /* StatusNoPixmap, etc. */
+    char         backgroundState;  /* background type */
+    PixUnion     background;       /* background pattern */
+} miBSWindowRec, *miBSWindowPtr;
+
+#define StatusNoPixmap 1       /* pixmap has not been created */
+#define StatusVirtual  2       /* pixmap is virtual, tiled with background */
+#define StatusVDirty   3       /* pixmap is virtual, visiblt has contents */
+#define StatusBadAlloc 4       /* pixmap create failed, do not try again */
+#define StatusContents 5       /* pixmap is created, has valid contents */
+
+typedef struct {
+    /*
+     * screen func wrappers
+     */
+    CloseScreenProcPtr CloseScreen;
+    GetImageProcPtr    GetImage;
+    GetSpansProcPtr    GetSpans;
+    ChangeWindowAttributesProcPtr ChangeWindowAttributes;
+    CreateGCProcPtr    CreateGC;
+    DestroyWindowProcPtr DestroyWindow;
+    /*
+     * pointer to vector of device-specific backing store functions
+     */
+    miBSFuncPtr            funcs;
+} miBSScreenRec, *miBSScreenPtr;