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 (ScreenPtr pScreen,
CursorPtr pCursor)
{
AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
Bool ret;
Unwrap (as, pScreen, DisplayCursor);
if (IsAnimCur(pCursor))
{
if (pCursor != animCurState.pCursor)
{
AnimCurPtr ac = GetAnimCur(pCursor);
ret = (*pScreen->DisplayCursor) (pScreen, ac->elts[0].pCursor);
if (ret)
{
animCurState.elt = 0;
animCurState.time = GetTimeInMillis () + ac->elts[0].delay;
animCurState.pCursor = pCursor;
animCurState.pScreen = pScreen;
}
}
else
ret = TRUE;
}
else
{
animCurState.pCursor = 0;
animCurState.pScreen = 0;
ret = (*pScreen->DisplayCursor) (pScreen, pCursor);
}
Wrap (as, pScreen, DisplayCursor, AnimCurDisplayCursor);
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
AnimCurSetCursorPosition (ScreenPtr pScreen,
int x,
int y,
Bool generateEvent)
{
AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
Bool ret;
Unwrap (as, pScreen, SetCursorPosition);
if (animCurState.pCursor)
animCurState.pScreen = pScreen;
ret = (*pScreen->SetCursorPosition) (pScreen, x, y, generateEvent);
Wrap (as, pScreen, SetCursorPosition, AnimCurSetCursorPosition);
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
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);
}
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 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);
}
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 (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) (pScreen, ac->elts[i].pCursor,
displayed &&
animCurState.elt == i);
}
else
(*pScreen->RecolorCursor) (pScreen, pCursor, displayed);
Wrap (as, pScreen, RecolorCursor, AnimCurRecolorCursor);
}
static void
AnimCurScreenBlockHandler (int screenNum,
pointer blockData,
pointer pTimeout,
pointer pReadmask)
{
ScreenPtr pScreen = screenInfo.screens[screenNum];
AnimCurScreenPtr as = GetAnimCurScreen(pScreen);
if (pScreen == animCurState.pScreen)
{
CARD32 now = GetTimeInMillis ();
if ((INT32) (now - animCurState.time) >= 0)
{
AnimCurPtr ac = GetAnimCur(animCurState.pCursor);
int elt = (animCurState.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) (pScreen, ac->elts[elt].pCursor);
as->DisplayCursor = pScreen->DisplayCursor;
pScreen->DisplayCursor = DisplayCursor;
animCurState.elt = elt;
animCurState.time = now + ac->elts[elt].delay;
}
AdjustWaitForDelay (pTimeout, animCurState.time - now);
}
Unwrap (as, pScreen, BlockHandler);
(*pScreen->BlockHandler) (screenNum, blockData, pTimeout, pReadmask);
Wrap (as, pScreen, BlockHandler, AnimCurScreenBlockHandler);
}
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;
}
