1 files changed, 89 insertions, 0 deletions
diff --git a/xorg-server/hw/dmx/dmxgc.h b/xorg-server/hw/dmx/dmxgc.h
new file mode 100644
index 000000000..2da3ba85e
--- /dev/null
+++ b/xorg-server/hw/dmx/dmxgc.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * 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 on 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 (including the
+ * next paragraph) 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
+ * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * 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.
+ */
+
+/*
+ * Authors:
+ *   Kevin E. Martin <kem@redhat.com>
+ *
+ */
+
+/** \file
+ * Interface for GC support.  \see dmxgc.c */
+
+#ifndef DMXGC_H
+#define DMXGC_H
+
+#include "gcstruct.h"
+
+/** GC private area. */
+typedef struct _dmxGCPriv {
+    GCOps   *ops;
+    GCFuncs *funcs;
+    XlibGC   gc;
+    Bool     msc;
+} dmxGCPrivRec, *dmxGCPrivPtr;
+
+
+extern Bool dmxInitGC(ScreenPtr pScreen);
+
+extern Bool dmxCreateGC(GCPtr pGC);
+extern void dmxValidateGC(GCPtr pGC, unsigned long changes,
+			  DrawablePtr pDrawable);
+extern void dmxChangeGC(GCPtr pGC, unsigned long mask);
+extern void dmxCopyGC(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst);
+extern void dmxDestroyGC(GCPtr pGC);
+extern void dmxChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects);
+extern void dmxDestroyClip(GCPtr pGC);
+extern void dmxCopyClip(GCPtr pGCDst, GCPtr pGCSrc);
+
+extern void dmxBECreateGC(ScreenPtr pScreen, GCPtr pGC);
+extern Bool dmxBEFreeGC(GCPtr pGC);
+
+/** Private index.  \see dmxgc.c \see dmxscrinit.c */
+extern DevPrivateKey dmxGCPrivateKey;
+
+/** Get private. */
+#define DMX_GET_GC_PRIV(_pGC)						\
+    (dmxGCPrivPtr)dixLookupPrivate(&(_pGC)->devPrivates, dmxGCPrivateKey)
+
+#define DMX_GC_FUNC_PROLOGUE(_pGC)					\
+do {									\
+    dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC);			\
+    DMX_UNWRAP(funcs, _pGCPriv, (_pGC));				\
+    if (_pGCPriv->ops)							\
+	DMX_UNWRAP(ops, _pGCPriv, (_pGC));				\
+} while (0)
+
+#define DMX_GC_FUNC_EPILOGUE(_pGC)					\
+do {									\
+    dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC);			\
+    DMX_WRAP(funcs, &dmxGCFuncs, _pGCPriv, (_pGC));			\
+    if (_pGCPriv->ops)							\
+	DMX_WRAP(ops, &dmxGCOps, _pGCPriv, (_pGC));			\
+} while (0)
+
+#endif /* DMXGC_H */