aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/render/animcur.c
diff options
context:
space:
mode:
Diffstat (limited to 'xorg-server/render/animcur.c')
-rw-r--r--xorg-server/render/animcur.c837
1 files changed, 420 insertions, 417 deletions
diff --git a/xorg-server/render/animcur.c b/xorg-server/render/animcur.c
index fddd9f81b..8d4a9c2ef 100644
--- a/xorg-server/render/animcur.c
+++ b/xorg-server/render/animcur.c
@@ -1,417 +1,420 @@
-/*
- *
- * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
- *
- * 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, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-/*
- * Animated cursors for X. Not specific to Render in any way, but
- * stuck there because Render has the other cool cursor extension.
- * Besides, everyone has Render.
- *
- * Implemented as a simple layer over the core cursor code; it
- * creates composite cursors out of a set of static cursors and
- * delta times between each image.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xmd.h>
-#include "servermd.h"
-#include "scrnintstr.h"
-#include "dixstruct.h"
-#include "cursorstr.h"
-#include "dixfontstr.h"
-#include "opaque.h"
-#include "picturestr.h"
-#include "inputstr.h"
-#include "xace.h"
-
-typedef struct _AnimCurElt {
- CursorPtr pCursor; /* cursor to show */
- CARD32 delay; /* in ms */
-} AnimCurElt;
-
-typedef struct _AnimCur {
- int nelt; /* number of elements in the elts array */
- AnimCurElt *elts; /* actually allocated right after the structure */
-} AnimCurRec, *AnimCurPtr;
-
-typedef struct _AnimScrPriv {
- CloseScreenProcPtr CloseScreen;
-
- ScreenBlockHandlerProcPtr BlockHandler;
-
- CursorLimitsProcPtr CursorLimits;
- DisplayCursorProcPtr DisplayCursor;
- SetCursorPositionProcPtr SetCursorPosition;
- RealizeCursorProcPtr RealizeCursor;
- UnrealizeCursorProcPtr UnrealizeCursor;
- RecolorCursorProcPtr RecolorCursor;
-} AnimCurScreenRec, *AnimCurScreenPtr;
-
-static unsigned char empty[4];
-
-static CursorBits animCursorBits = {
- empty, empty, 2, 1, 1, 0, 0, 1
-};
-
-static DevPrivateKeyRec AnimCurScreenPrivateKeyRec;
-#define AnimCurScreenPrivateKey (&AnimCurScreenPrivateKeyRec)
-
-#define IsAnimCur(c) ((c) && ((c)->bits == &animCursorBits))
-#define GetAnimCur(c) ((AnimCurPtr) ((((char *)(c) + CURSOR_REC_SIZE))))
-#define GetAnimCurScreen(s) ((AnimCurScreenPtr)dixLookupPrivate(&(s)->devPrivates, AnimCurScreenPrivateKey))
-#define SetAnimCurScreen(s,p) dixSetPrivate(&(s)->devPrivates, AnimCurScreenPrivateKey, p)
-
-#define Wrap(as,s,elt,func) (((as)->elt = (s)->elt), (s)->elt = func)
-#define Unwrap(as,s,elt) ((s)->elt = (as)->elt)
-
-
-static Bool
-AnimCurCloseScreen (int index, ScreenPtr pScreen)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- Bool ret;
-
- Unwrap(as, pScreen, CloseScreen);
-
- Unwrap(as, pScreen, CursorLimits);
- Unwrap(as, pScreen, DisplayCursor);
- Unwrap(as, pScreen, SetCursorPosition);
- Unwrap(as, pScreen, RealizeCursor);
- Unwrap(as, pScreen, UnrealizeCursor);
- Unwrap(as, pScreen, RecolorCursor);
- SetAnimCurScreen(pScreen,0);
- ret = (*pScreen->CloseScreen) (index, pScreen);
- free(as);
- return ret;
-}
-
-static void
-AnimCurCursorLimits (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- CursorPtr pCursor,
- BoxPtr pHotBox,
- BoxPtr pTopLeftBox)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
-
- Unwrap (as, pScreen, CursorLimits);
- if (IsAnimCur(pCursor))
- {
- AnimCurPtr ac = GetAnimCur(pCursor);
-
- (*pScreen->CursorLimits) (pDev, pScreen, ac->elts[0].pCursor,
- pHotBox, pTopLeftBox);
- }
- else
- {
- (*pScreen->CursorLimits) (pDev, pScreen, pCursor,
- pHotBox, pTopLeftBox);
- }
- Wrap (as, pScreen, CursorLimits, AnimCurCursorLimits);
-}
-
-/*
- * This has to be a screen block handler instead of a generic
- * block handler so that it is well ordered with respect to the DRI
- * block handler responsible for releasing the hardware to DRI clients
- */
-
-static void
-AnimCurScreenBlockHandler (int screenNum,
- pointer blockData,
- pointer pTimeout,
- pointer pReadmask)
-{
- ScreenPtr pScreen = screenInfo.screens[screenNum];
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- DeviceIntPtr dev;
- Bool activeDevice = FALSE;
- CARD32 now = 0,
- soonest = ~0; /* earliest time to wakeup again */
-
- for (dev = inputInfo.devices; dev; dev = dev->next)
- {
- if (IsPointerDevice(dev) && pScreen == dev->spriteInfo->anim.pScreen)
- {
- if (!activeDevice) {
- now = GetTimeInMillis ();
- activeDevice = TRUE;
- }
-
- if ((INT32) (now - dev->spriteInfo->anim.time) >= 0)
- {
- AnimCurPtr ac = GetAnimCur(dev->spriteInfo->anim.pCursor);
- int elt = (dev->spriteInfo->anim.elt + 1) % ac->nelt;
- DisplayCursorProcPtr DisplayCursor;
-
- /*
- * Not a simple Unwrap/Wrap as this
- * isn't called along the DisplayCursor
- * wrapper chain.
- */
- DisplayCursor = pScreen->DisplayCursor;
- pScreen->DisplayCursor = as->DisplayCursor;
- (void) (*pScreen->DisplayCursor) (dev,
- pScreen,
- ac->elts[elt].pCursor);
- as->DisplayCursor = pScreen->DisplayCursor;
- pScreen->DisplayCursor = DisplayCursor;
-
- dev->spriteInfo->anim.elt = elt;
- dev->spriteInfo->anim.time = now + ac->elts[elt].delay;
- }
-
- if (soonest > dev->spriteInfo->anim.time)
- soonest = dev->spriteInfo->anim.time;
- }
- }
-
- if (activeDevice)
- AdjustWaitForDelay (pTimeout, soonest - now);
-
- Unwrap (as, pScreen, BlockHandler);
- (*pScreen->BlockHandler) (screenNum, blockData, pTimeout, pReadmask);
- if (activeDevice)
- Wrap (as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
- else
- as->BlockHandler = NULL;
-}
-
-static Bool
-AnimCurDisplayCursor (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- CursorPtr pCursor)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- Bool ret;
-
- Unwrap (as, pScreen, DisplayCursor);
- if (IsAnimCur(pCursor))
- {
- if (pCursor != pDev->spriteInfo->anim.pCursor)
- {
- AnimCurPtr ac = GetAnimCur(pCursor);
-
- ret = (*pScreen->DisplayCursor)
- (pDev, pScreen, ac->elts[0].pCursor);
- if (ret)
- {
- pDev->spriteInfo->anim.elt = 0;
- pDev->spriteInfo->anim.time = GetTimeInMillis () + ac->elts[0].delay;
- pDev->spriteInfo->anim.pCursor = pCursor;
- pDev->spriteInfo->anim.pScreen = pScreen;
-
- if (!as->BlockHandler)
- Wrap(as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
- }
- }
- else
- ret = TRUE;
- }
- else
- {
- pDev->spriteInfo->anim.pCursor = 0;
- pDev->spriteInfo->anim.pScreen = 0;
- ret = (*pScreen->DisplayCursor) (pDev, pScreen, pCursor);
- }
- Wrap (as, pScreen, DisplayCursor, AnimCurDisplayCursor);
- return ret;
-}
-
-static Bool
-AnimCurSetCursorPosition (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- int x,
- int y,
- Bool generateEvent)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- Bool ret;
-
- Unwrap (as, pScreen, SetCursorPosition);
- if (pDev->spriteInfo->anim.pCursor) {
- pDev->spriteInfo->anim.pScreen = pScreen;
-
- if (!as->BlockHandler)
- Wrap(as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
- }
- ret = (*pScreen->SetCursorPosition) (pDev, pScreen, x, y, generateEvent);
- Wrap (as, pScreen, SetCursorPosition, AnimCurSetCursorPosition);
- return ret;
-}
-
-static Bool
-AnimCurRealizeCursor (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- CursorPtr pCursor)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- Bool ret;
-
- Unwrap (as, pScreen, RealizeCursor);
- if (IsAnimCur(pCursor))
- ret = TRUE;
- else
- ret = (*pScreen->RealizeCursor) (pDev, pScreen, pCursor);
- Wrap (as, pScreen, RealizeCursor, AnimCurRealizeCursor);
- return ret;
-}
-
-static Bool
-AnimCurUnrealizeCursor (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- CursorPtr pCursor)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
- Bool ret;
-
- Unwrap (as, pScreen, UnrealizeCursor);
- if (IsAnimCur(pCursor))
- {
- AnimCurPtr ac = GetAnimCur(pCursor);
- int i;
-
- if (pScreen->myNum == 0)
- for (i = 0; i < ac->nelt; i++)
- FreeCursor (ac->elts[i].pCursor, 0);
- ret = TRUE;
- }
- else
- ret = (*pScreen->UnrealizeCursor) (pDev, pScreen, pCursor);
- Wrap (as, pScreen, UnrealizeCursor, AnimCurUnrealizeCursor);
- return ret;
-}
-
-static void
-AnimCurRecolorCursor (DeviceIntPtr pDev,
- ScreenPtr pScreen,
- CursorPtr pCursor,
- Bool displayed)
-{
- AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
-
- Unwrap (as, pScreen, RecolorCursor);
- if (IsAnimCur(pCursor))
- {
- AnimCurPtr ac = GetAnimCur(pCursor);
- int i;
-
- for (i = 0; i < ac->nelt; i++)
- (*pScreen->RecolorCursor) (pDev, pScreen, ac->elts[i].pCursor,
- displayed &&
- pDev->spriteInfo->anim.elt == i);
- }
- else
- (*pScreen->RecolorCursor) (pDev, pScreen, pCursor, displayed);
- Wrap (as, pScreen, RecolorCursor, AnimCurRecolorCursor);
-}
-
-Bool
-AnimCurInit (ScreenPtr pScreen)
-{
- AnimCurScreenPtr as;
-
- if (!dixRegisterPrivateKey(&AnimCurScreenPrivateKeyRec, PRIVATE_SCREEN, 0))
- return FALSE;
-
- as = (AnimCurScreenPtr) malloc(sizeof (AnimCurScreenRec));
- if (!as)
- return FALSE;
- Wrap(as, pScreen, CloseScreen, AnimCurCloseScreen);
-
- as->BlockHandler = NULL;
-
- Wrap(as, pScreen, CursorLimits, AnimCurCursorLimits);
- Wrap(as, pScreen, DisplayCursor, AnimCurDisplayCursor);
- Wrap(as, pScreen, SetCursorPosition, AnimCurSetCursorPosition);
- Wrap(as, pScreen, RealizeCursor, AnimCurRealizeCursor);
- Wrap(as, pScreen, UnrealizeCursor, AnimCurUnrealizeCursor);
- Wrap(as, pScreen, RecolorCursor, AnimCurRecolorCursor);
- SetAnimCurScreen(pScreen,as);
- return TRUE;
-}
-
-int
-AnimCursorCreate (CursorPtr *cursors, CARD32 *deltas, int ncursor, CursorPtr *ppCursor, ClientPtr client, XID cid)
-{
- CursorPtr pCursor;
- int rc, i;
- AnimCurPtr ac;
-
- for (i = 0; i < screenInfo.numScreens; i++)
- if (!GetAnimCurScreen (screenInfo.screens[i]))
- return BadImplementation;
-
- for (i = 0; i < ncursor; i++)
- if (IsAnimCur (cursors[i]))
- return BadMatch;
-
- pCursor = (CursorPtr) calloc(CURSOR_REC_SIZE +
- sizeof (AnimCurRec) +
- ncursor * sizeof (AnimCurElt), 1);
- if (!pCursor)
- return BadAlloc;
- dixInitPrivates(pCursor, pCursor + 1, PRIVATE_CURSOR);
- pCursor->bits = &animCursorBits;
- pCursor->refcnt = 1;
-
- pCursor->foreRed = cursors[0]->foreRed;
- pCursor->foreGreen = cursors[0]->foreGreen;
- pCursor->foreBlue = cursors[0]->foreBlue;
-
- pCursor->backRed = cursors[0]->backRed;
- pCursor->backGreen = cursors[0]->backGreen;
- pCursor->backBlue = cursors[0]->backBlue;
-
- pCursor->id = cid;
-
- /* security creation/labeling check */
- rc = XaceHook(XACE_RESOURCE_ACCESS, client, cid, RT_CURSOR, pCursor,
- RT_NONE, NULL, DixCreateAccess);
- if (rc != Success) {
- dixFiniPrivates(pCursor, PRIVATE_CURSOR);
- free(pCursor);
- return rc;
- }
-
- /*
- * Fill in the AnimCurRec
- */
- animCursorBits.refcnt++;
- ac = GetAnimCur (pCursor);
- ac->nelt = ncursor;
- ac->elts = (AnimCurElt *) (ac + 1);
-
- for (i = 0; i < ncursor; i++)
- {
- cursors[i]->refcnt++;
- ac->elts[i].pCursor = cursors[i];
- ac->elts[i].delay = deltas[i];
- }
-
- *ppCursor = pCursor;
- return Success;
-}
+/*
+ *
+ * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * 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, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * Animated cursors for X. Not specific to Render in any way, but
+ * stuck there because Render has the other cool cursor extension.
+ * Besides, everyone has Render.
+ *
+ * Implemented as a simple layer over the core cursor code; it
+ * creates composite cursors out of a set of static cursors and
+ * delta times between each image.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include "servermd.h"
+#include "scrnintstr.h"
+#include "dixstruct.h"
+#include "cursorstr.h"
+#include "dixfontstr.h"
+#include "opaque.h"
+#include "picturestr.h"
+#include "inputstr.h"
+#include "xace.h"
+
+typedef struct _AnimCurElt {
+ CursorPtr pCursor; /* cursor to show */
+ CARD32 delay; /* in ms */
+} AnimCurElt;
+
+typedef struct _AnimCur {
+ int nelt; /* number of elements in the elts array */
+ AnimCurElt *elts; /* actually allocated right after the structure */
+} AnimCurRec, *AnimCurPtr;
+
+typedef struct _AnimScrPriv {
+ CloseScreenProcPtr CloseScreen;
+
+ ScreenBlockHandlerProcPtr BlockHandler;
+
+ CursorLimitsProcPtr CursorLimits;
+ DisplayCursorProcPtr DisplayCursor;
+ SetCursorPositionProcPtr SetCursorPosition;
+ RealizeCursorProcPtr RealizeCursor;
+ UnrealizeCursorProcPtr UnrealizeCursor;
+ RecolorCursorProcPtr RecolorCursor;
+} AnimCurScreenRec, *AnimCurScreenPtr;
+
+static unsigned char empty[4];
+
+static CursorBits animCursorBits = {
+ empty, empty, 2, 1, 1, 0, 0, 1
+};
+
+static DevPrivateKeyRec AnimCurScreenPrivateKeyRec;
+#define AnimCurScreenPrivateKey (&AnimCurScreenPrivateKeyRec)
+
+#define IsAnimCur(c) ((c) && ((c)->bits == &animCursorBits))
+#define GetAnimCur(c) ((AnimCurPtr) ((((char *)(c) + CURSOR_REC_SIZE))))
+#define GetAnimCurScreen(s) ((AnimCurScreenPtr)dixLookupPrivate(&(s)->devPrivates, AnimCurScreenPrivateKey))
+#define SetAnimCurScreen(s,p) dixSetPrivate(&(s)->devPrivates, AnimCurScreenPrivateKey, p)
+
+#define Wrap(as,s,elt,func) (((as)->elt = (s)->elt), (s)->elt = func)
+#define Unwrap(as,s,elt) ((s)->elt = (as)->elt)
+
+
+static Bool
+AnimCurCloseScreen (int index, ScreenPtr pScreen)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ Bool ret;
+
+ Unwrap(as, pScreen, CloseScreen);
+
+ Unwrap(as, pScreen, CursorLimits);
+ Unwrap(as, pScreen, DisplayCursor);
+ Unwrap(as, pScreen, SetCursorPosition);
+ Unwrap(as, pScreen, RealizeCursor);
+ Unwrap(as, pScreen, UnrealizeCursor);
+ Unwrap(as, pScreen, RecolorCursor);
+ SetAnimCurScreen(pScreen,0);
+ ret = (*pScreen->CloseScreen) (index, pScreen);
+ free(as);
+ return ret;
+}
+
+static void
+AnimCurCursorLimits (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor,
+ BoxPtr pHotBox,
+ BoxPtr pTopLeftBox)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+
+ Unwrap (as, pScreen, CursorLimits);
+ if (IsAnimCur(pCursor))
+ {
+ AnimCurPtr ac = GetAnimCur(pCursor);
+
+ (*pScreen->CursorLimits) (pDev, pScreen, ac->elts[0].pCursor,
+ pHotBox, pTopLeftBox);
+ }
+ else
+ {
+ (*pScreen->CursorLimits) (pDev, pScreen, pCursor,
+ pHotBox, pTopLeftBox);
+ }
+ Wrap (as, pScreen, CursorLimits, AnimCurCursorLimits);
+}
+
+/*
+ * This has to be a screen block handler instead of a generic
+ * block handler so that it is well ordered with respect to the DRI
+ * block handler responsible for releasing the hardware to DRI clients
+ */
+
+static void
+AnimCurScreenBlockHandler (int screenNum,
+ pointer blockData,
+ pointer pTimeout,
+ pointer pReadmask)
+{
+ ScreenPtr pScreen = screenInfo.screens[screenNum];
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ DeviceIntPtr dev;
+ Bool activeDevice = FALSE;
+ CARD32 now = 0,
+ soonest = ~0; /* earliest time to wakeup again */
+
+ for (dev = inputInfo.devices; dev; dev = dev->next)
+ {
+ if (IsPointerDevice(dev) && pScreen == dev->spriteInfo->anim.pScreen)
+ {
+ if (!activeDevice) {
+ now = GetTimeInMillis ();
+ activeDevice = TRUE;
+ }
+
+ if ((INT32) (now - dev->spriteInfo->anim.time) >= 0)
+ {
+ AnimCurPtr ac = GetAnimCur(dev->spriteInfo->anim.pCursor);
+ int elt = (dev->spriteInfo->anim.elt + 1) % ac->nelt;
+ DisplayCursorProcPtr DisplayCursor;
+
+ /*
+ * Not a simple Unwrap/Wrap as this
+ * isn't called along the DisplayCursor
+ * wrapper chain.
+ */
+ DisplayCursor = pScreen->DisplayCursor;
+ pScreen->DisplayCursor = as->DisplayCursor;
+ (void) (*pScreen->DisplayCursor) (dev,
+ pScreen,
+ ac->elts[elt].pCursor);
+ as->DisplayCursor = pScreen->DisplayCursor;
+ pScreen->DisplayCursor = DisplayCursor;
+
+ dev->spriteInfo->anim.elt = elt;
+ dev->spriteInfo->anim.time = now + ac->elts[elt].delay;
+ }
+
+ if (soonest > dev->spriteInfo->anim.time)
+ soonest = dev->spriteInfo->anim.time;
+ }
+ }
+
+ if (activeDevice)
+ AdjustWaitForDelay (pTimeout, soonest - now);
+
+ Unwrap (as, pScreen, BlockHandler);
+ (*pScreen->BlockHandler) (screenNum, blockData, pTimeout, pReadmask);
+ if (activeDevice)
+ Wrap (as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
+ else
+ as->BlockHandler = NULL;
+}
+
+static Bool
+AnimCurDisplayCursor (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ Bool ret;
+
+ if (IsFloating(pDev))
+ return FALSE;
+
+ Unwrap (as, pScreen, DisplayCursor);
+ if (IsAnimCur(pCursor))
+ {
+ if (pCursor != pDev->spriteInfo->anim.pCursor)
+ {
+ AnimCurPtr ac = GetAnimCur(pCursor);
+
+ ret = (*pScreen->DisplayCursor)
+ (pDev, pScreen, ac->elts[0].pCursor);
+ if (ret)
+ {
+ pDev->spriteInfo->anim.elt = 0;
+ pDev->spriteInfo->anim.time = GetTimeInMillis () + ac->elts[0].delay;
+ pDev->spriteInfo->anim.pCursor = pCursor;
+ pDev->spriteInfo->anim.pScreen = pScreen;
+
+ if (!as->BlockHandler)
+ Wrap(as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
+ }
+ }
+ else
+ ret = TRUE;
+ }
+ else
+ {
+ pDev->spriteInfo->anim.pCursor = 0;
+ pDev->spriteInfo->anim.pScreen = 0;
+ ret = (*pScreen->DisplayCursor) (pDev, pScreen, pCursor);
+ }
+ Wrap (as, pScreen, DisplayCursor, AnimCurDisplayCursor);
+ return ret;
+}
+
+static Bool
+AnimCurSetCursorPosition (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ int x,
+ int y,
+ Bool generateEvent)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ Bool ret;
+
+ Unwrap (as, pScreen, SetCursorPosition);
+ if (pDev->spriteInfo->anim.pCursor) {
+ pDev->spriteInfo->anim.pScreen = pScreen;
+
+ if (!as->BlockHandler)
+ Wrap(as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
+ }
+ ret = (*pScreen->SetCursorPosition) (pDev, pScreen, x, y, generateEvent);
+ Wrap (as, pScreen, SetCursorPosition, AnimCurSetCursorPosition);
+ return ret;
+}
+
+static Bool
+AnimCurRealizeCursor (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ Bool ret;
+
+ Unwrap (as, pScreen, RealizeCursor);
+ if (IsAnimCur(pCursor))
+ ret = TRUE;
+ else
+ ret = (*pScreen->RealizeCursor) (pDev, pScreen, pCursor);
+ Wrap (as, pScreen, RealizeCursor, AnimCurRealizeCursor);
+ return ret;
+}
+
+static Bool
+AnimCurUnrealizeCursor (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+ Bool ret;
+
+ Unwrap (as, pScreen, UnrealizeCursor);
+ if (IsAnimCur(pCursor))
+ {
+ AnimCurPtr ac = GetAnimCur(pCursor);
+ int i;
+
+ if (pScreen->myNum == 0)
+ for (i = 0; i < ac->nelt; i++)
+ FreeCursor (ac->elts[i].pCursor, 0);
+ ret = TRUE;
+ }
+ else
+ ret = (*pScreen->UnrealizeCursor) (pDev, pScreen, pCursor);
+ Wrap (as, pScreen, UnrealizeCursor, AnimCurUnrealizeCursor);
+ return ret;
+}
+
+static void
+AnimCurRecolorCursor (DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor,
+ Bool displayed)
+{
+ AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
+
+ Unwrap (as, pScreen, RecolorCursor);
+ if (IsAnimCur(pCursor))
+ {
+ AnimCurPtr ac = GetAnimCur(pCursor);
+ int i;
+
+ for (i = 0; i < ac->nelt; i++)
+ (*pScreen->RecolorCursor) (pDev, pScreen, ac->elts[i].pCursor,
+ displayed &&
+ pDev->spriteInfo->anim.elt == i);
+ }
+ else
+ (*pScreen->RecolorCursor) (pDev, pScreen, pCursor, displayed);
+ Wrap (as, pScreen, RecolorCursor, AnimCurRecolorCursor);
+}
+
+Bool
+AnimCurInit (ScreenPtr pScreen)
+{
+ AnimCurScreenPtr as;
+
+ if (!dixRegisterPrivateKey(&AnimCurScreenPrivateKeyRec, PRIVATE_SCREEN, 0))
+ return FALSE;
+
+ as = (AnimCurScreenPtr) malloc(sizeof (AnimCurScreenRec));
+ if (!as)
+ return FALSE;
+ Wrap(as, pScreen, CloseScreen, AnimCurCloseScreen);
+
+ as->BlockHandler = NULL;
+
+ Wrap(as, pScreen, CursorLimits, AnimCurCursorLimits);
+ Wrap(as, pScreen, DisplayCursor, AnimCurDisplayCursor);
+ Wrap(as, pScreen, SetCursorPosition, AnimCurSetCursorPosition);
+ Wrap(as, pScreen, RealizeCursor, AnimCurRealizeCursor);
+ Wrap(as, pScreen, UnrealizeCursor, AnimCurUnrealizeCursor);
+ Wrap(as, pScreen, RecolorCursor, AnimCurRecolorCursor);
+ SetAnimCurScreen(pScreen,as);
+ return TRUE;
+}
+
+int
+AnimCursorCreate (CursorPtr *cursors, CARD32 *deltas, int ncursor, CursorPtr *ppCursor, ClientPtr client, XID cid)
+{
+ CursorPtr pCursor;
+ int rc, i;
+ AnimCurPtr ac;
+
+ for (i = 0; i < screenInfo.numScreens; i++)
+ if (!GetAnimCurScreen (screenInfo.screens[i]))
+ return BadImplementation;
+
+ for (i = 0; i < ncursor; i++)
+ if (IsAnimCur (cursors[i]))
+ return BadMatch;
+
+ pCursor = (CursorPtr) calloc(CURSOR_REC_SIZE +
+ sizeof (AnimCurRec) +
+ ncursor * sizeof (AnimCurElt), 1);
+ if (!pCursor)
+ return BadAlloc;
+ dixInitPrivates(pCursor, pCursor + 1, PRIVATE_CURSOR);
+ pCursor->bits = &animCursorBits;
+ pCursor->refcnt = 1;
+
+ pCursor->foreRed = cursors[0]->foreRed;
+ pCursor->foreGreen = cursors[0]->foreGreen;
+ pCursor->foreBlue = cursors[0]->foreBlue;
+
+ pCursor->backRed = cursors[0]->backRed;
+ pCursor->backGreen = cursors[0]->backGreen;
+ pCursor->backBlue = cursors[0]->backBlue;
+
+ pCursor->id = cid;
+
+ /* security creation/labeling check */
+ rc = XaceHook(XACE_RESOURCE_ACCESS, client, cid, RT_CURSOR, pCursor,
+ RT_NONE, NULL, DixCreateAccess);
+ if (rc != Success) {
+ dixFiniPrivates(pCursor, PRIVATE_CURSOR);
+ free(pCursor);
+ return rc;
+ }
+
+ /*
+ * Fill in the AnimCurRec
+ */
+ animCursorBits.refcnt++;
+ ac = GetAnimCur (pCursor);
+ ac->nelt = ncursor;
+ ac->elts = (AnimCurElt *) (ac + 1);
+
+ for (i = 0; i < ncursor; i++)
+ {
+ cursors[i]->refcnt++;
+ ac->elts[i].pCursor = cursors[i];
+ ac->elts[i].delay = deltas[i];
+ }
+
+ *ppCursor = pCursor;
+ return Success;
+}