4017d31902
over to new system. Need to update documentation and address some remaining vestiges of old system such as CursorRec structure, fb "offman" structure, and FontRec privates.
404 lines
12 KiB
C
404 lines
12 KiB
C
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "xf86.h"
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#include "xf86CursorPriv.h"
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#include "colormapst.h"
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#include "cursorstr.h"
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DevPrivateKey xf86CursorScreenKey = &xf86CursorScreenKey;
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/* sprite functions */
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static Bool xf86CursorRealizeCursor(ScreenPtr, CursorPtr);
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static Bool xf86CursorUnrealizeCursor(ScreenPtr, CursorPtr);
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static void xf86CursorSetCursor(ScreenPtr, CursorPtr, int, int);
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static void xf86CursorMoveCursor(ScreenPtr, int, int);
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static miPointerSpriteFuncRec xf86CursorSpriteFuncs = {
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xf86CursorRealizeCursor,
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xf86CursorUnrealizeCursor,
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xf86CursorSetCursor,
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xf86CursorMoveCursor
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};
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/* Screen functions */
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static void xf86CursorInstallColormap(ColormapPtr);
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static void xf86CursorRecolorCursor(ScreenPtr, CursorPtr, Bool);
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static Bool xf86CursorCloseScreen(int, ScreenPtr);
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static void xf86CursorQueryBestSize(int, unsigned short*, unsigned short*,
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ScreenPtr);
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/* ScrnInfoRec functions */
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static void xf86CursorEnableDisableFBAccess(int, Bool);
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static Bool xf86CursorSwitchMode(int, DisplayModePtr,int);
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Bool
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xf86InitCursor(
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ScreenPtr pScreen,
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xf86CursorInfoPtr infoPtr
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)
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{
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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xf86CursorScreenPtr ScreenPriv;
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miPointerScreenPtr PointPriv;
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if (!xf86InitHardwareCursor(pScreen, infoPtr))
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return FALSE;
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ScreenPriv = xcalloc(1, sizeof(xf86CursorScreenRec));
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if (!ScreenPriv)
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return FALSE;
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dixSetPrivate(&pScreen->devPrivates, xf86CursorScreenKey, ScreenPriv);
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ScreenPriv->SWCursor = TRUE;
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ScreenPriv->isUp = FALSE;
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ScreenPriv->CurrentCursor = NULL;
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ScreenPriv->CursorInfoPtr = infoPtr;
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ScreenPriv->PalettedCursor = FALSE;
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ScreenPriv->pInstalledMap = NULL;
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ScreenPriv->CloseScreen = pScreen->CloseScreen;
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pScreen->CloseScreen = xf86CursorCloseScreen;
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ScreenPriv->QueryBestSize = pScreen->QueryBestSize;
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pScreen->QueryBestSize = xf86CursorQueryBestSize;
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ScreenPriv->RecolorCursor = pScreen->RecolorCursor;
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pScreen->RecolorCursor = xf86CursorRecolorCursor;
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if ((infoPtr->pScrn->bitsPerPixel == 8) &&
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!(infoPtr->Flags & HARDWARE_CURSOR_TRUECOLOR_AT_8BPP)) {
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ScreenPriv->InstallColormap = pScreen->InstallColormap;
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pScreen->InstallColormap = xf86CursorInstallColormap;
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ScreenPriv->PalettedCursor = TRUE;
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}
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PointPriv = dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
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ScreenPriv->showTransparent = PointPriv->showTransparent;
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if (infoPtr->Flags & HARDWARE_CURSOR_SHOW_TRANSPARENT)
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PointPriv->showTransparent = TRUE;
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else
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PointPriv->showTransparent = FALSE;
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ScreenPriv->spriteFuncs = PointPriv->spriteFuncs;
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PointPriv->spriteFuncs = &xf86CursorSpriteFuncs;
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ScreenPriv->EnableDisableFBAccess = pScrn->EnableDisableFBAccess;
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ScreenPriv->SwitchMode = pScrn->SwitchMode;
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ScreenPriv->ForceHWCursorCount = 0;
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ScreenPriv->HWCursorForced = FALSE;
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pScrn->EnableDisableFBAccess = xf86CursorEnableDisableFBAccess;
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if (pScrn->SwitchMode)
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pScrn->SwitchMode = xf86CursorSwitchMode;
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return TRUE;
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}
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/***** Screen functions *****/
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static Bool
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xf86CursorCloseScreen(int i, ScreenPtr pScreen)
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{
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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miPointerScreenPtr PointPriv = (miPointerScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, miPointerScreenKey);
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (ScreenPriv->isUp && pScrn->vtSema)
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xf86SetCursor(pScreen, NullCursor, ScreenPriv->x, ScreenPriv->y);
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pScreen->CloseScreen = ScreenPriv->CloseScreen;
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pScreen->QueryBestSize = ScreenPriv->QueryBestSize;
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pScreen->RecolorCursor = ScreenPriv->RecolorCursor;
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if (ScreenPriv->InstallColormap)
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pScreen->InstallColormap = ScreenPriv->InstallColormap;
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PointPriv->spriteFuncs = ScreenPriv->spriteFuncs;
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PointPriv->showTransparent = ScreenPriv->showTransparent;
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pScrn->EnableDisableFBAccess = ScreenPriv->EnableDisableFBAccess;
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pScrn->SwitchMode = ScreenPriv->SwitchMode;
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xfree(ScreenPriv->transparentData);
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xfree(ScreenPriv);
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return (*pScreen->CloseScreen)(i, pScreen);
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}
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static void
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xf86CursorQueryBestSize(
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int class,
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unsigned short *width,
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unsigned short *height,
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ScreenPtr pScreen)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (class == CursorShape) {
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if(*width > ScreenPriv->CursorInfoPtr->MaxWidth)
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*width = ScreenPriv->CursorInfoPtr->MaxWidth;
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if(*height > ScreenPriv->CursorInfoPtr->MaxHeight)
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*height = ScreenPriv->CursorInfoPtr->MaxHeight;
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} else
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(*ScreenPriv->QueryBestSize)(class, width, height, pScreen);
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}
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static void
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xf86CursorInstallColormap(ColormapPtr pMap)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pMap->pScreen->devPrivates, xf86CursorScreenKey);
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ScreenPriv->pInstalledMap = pMap;
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(*ScreenPriv->InstallColormap)(pMap);
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}
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static void
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xf86CursorRecolorCursor(
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ScreenPtr pScreen,
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CursorPtr pCurs,
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Bool displayed)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (!displayed)
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return;
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if (ScreenPriv->SWCursor)
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(*ScreenPriv->RecolorCursor)(pScreen, pCurs, displayed);
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else
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xf86RecolorCursor(pScreen, pCurs, displayed);
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}
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/***** ScrnInfoRec functions *********/
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static void
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xf86CursorEnableDisableFBAccess(
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int index,
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Bool enable)
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{
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ScreenPtr pScreen = screenInfo.screens[index];
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (!enable && ScreenPriv->CurrentCursor != NullCursor) {
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CursorPtr currentCursor = ScreenPriv->CurrentCursor;
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xf86CursorSetCursor(pScreen, NullCursor, ScreenPriv->x, ScreenPriv->y);
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ScreenPriv->isUp = FALSE;
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ScreenPriv->SWCursor = TRUE;
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ScreenPriv->SavedCursor = currentCursor;
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}
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if (ScreenPriv->EnableDisableFBAccess)
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(*ScreenPriv->EnableDisableFBAccess)(index, enable);
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if (enable && ScreenPriv->SavedCursor)
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{
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/*
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* Re-set current cursor so drivers can react to FB access having been
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* temporarily disabled.
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*/
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xf86CursorSetCursor(pScreen, ScreenPriv->SavedCursor,
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ScreenPriv->x, ScreenPriv->y);
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ScreenPriv->SavedCursor = NULL;
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}
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}
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static Bool
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xf86CursorSwitchMode(int index, DisplayModePtr mode, int flags)
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{
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Bool ret;
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ScreenPtr pScreen = screenInfo.screens[index];
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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miPointerScreenPtr PointPriv = (miPointerScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, miPointerScreenKey);
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if (ScreenPriv->isUp) {
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xf86SetCursor(pScreen, NullCursor, ScreenPriv->x, ScreenPriv->y);
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ScreenPriv->isUp = FALSE;
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}
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ret = (*ScreenPriv->SwitchMode)(index, mode, flags);
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/*
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* Cannot restore cursor here because the new frame[XY][01] haven't been
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* calculated yet. However, because the hardware cursor was removed above,
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* ensure the cursor is repainted by miPointerWarpCursor().
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*/
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ScreenPriv->CursorToRestore = ScreenPriv->CurrentCursor;
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PointPriv->waitForUpdate = FALSE; /* Force cursor repaint */
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return ret;
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}
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/****** miPointerSpriteFunctions *******/
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static Bool
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xf86CursorRealizeCursor(ScreenPtr pScreen, CursorPtr pCurs)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (pCurs->refcnt <= 1)
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pCurs->devPriv[pScreen->myNum] = NULL;
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return (*ScreenPriv->spriteFuncs->RealizeCursor)(pScreen, pCurs);
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}
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static Bool
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xf86CursorUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCurs)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (pCurs->refcnt <= 1) {
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xfree(pCurs->devPriv[pScreen->myNum]);
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pCurs->devPriv[pScreen->myNum] = NULL;
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}
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return (*ScreenPriv->spriteFuncs->UnrealizeCursor)(pScreen, pCurs);
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}
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static void
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xf86CursorSetCursor(ScreenPtr pScreen, CursorPtr pCurs, int x, int y)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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xf86CursorInfoPtr infoPtr = ScreenPriv->CursorInfoPtr;
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miPointerScreenPtr PointPriv;
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ScreenPriv->CurrentCursor = pCurs;
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ScreenPriv->x = x;
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ScreenPriv->y = y;
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ScreenPriv->CursorToRestore = NULL;
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if (!infoPtr->pScrn->vtSema)
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ScreenPriv->SavedCursor = pCurs;
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if (pCurs == NullCursor) { /* means we're supposed to remove the cursor */
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if (ScreenPriv->SWCursor)
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(*ScreenPriv->spriteFuncs->SetCursor)(pScreen, NullCursor, x, y);
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else if (ScreenPriv->isUp) {
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xf86SetCursor(pScreen, NullCursor, x, y);
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ScreenPriv->isUp = FALSE;
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}
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return;
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}
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ScreenPriv->HotX = pCurs->bits->xhot;
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ScreenPriv->HotY = pCurs->bits->yhot;
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PointPriv = (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
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miPointerScreenKey);
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if (infoPtr->pScrn->vtSema && (ScreenPriv->ForceHWCursorCount || ((
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#ifdef ARGB_CURSOR
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pCurs->bits->argb && infoPtr->UseHWCursorARGB &&
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(*infoPtr->UseHWCursorARGB) (pScreen, pCurs) ) || (
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pCurs->bits->argb == 0 &&
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#endif
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(pCurs->bits->height <= infoPtr->MaxHeight) &&
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(pCurs->bits->width <= infoPtr->MaxWidth) &&
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(!infoPtr->UseHWCursor || (*infoPtr->UseHWCursor)(pScreen, pCurs))))))
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{
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if (ScreenPriv->SWCursor) /* remove the SW cursor */
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(*ScreenPriv->spriteFuncs->SetCursor)(pScreen, NullCursor, x, y);
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xf86SetCursor(pScreen, pCurs, x, y);
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ScreenPriv->SWCursor = FALSE;
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ScreenPriv->isUp = TRUE;
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PointPriv->waitForUpdate = !infoPtr->pScrn->silkenMouse;
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return;
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}
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PointPriv->waitForUpdate = TRUE;
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if (ScreenPriv->isUp) {
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/* Remove the HW cursor, or make it transparent */
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if (infoPtr->Flags & HARDWARE_CURSOR_SHOW_TRANSPARENT) {
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xf86SetTransparentCursor(pScreen);
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} else {
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xf86SetCursor(pScreen, NullCursor, x, y);
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ScreenPriv->isUp = FALSE;
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}
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}
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ScreenPriv->SWCursor = TRUE;
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if (pCurs->bits->emptyMask && !ScreenPriv->showTransparent)
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pCurs = NullCursor;
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(*ScreenPriv->spriteFuncs->SetCursor)(pScreen, pCurs, x, y);
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}
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static void
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xf86CursorMoveCursor(ScreenPtr pScreen, int x, int y)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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ScreenPriv->x = x;
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ScreenPriv->y = y;
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if (ScreenPriv->CursorToRestore)
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xf86CursorSetCursor(pScreen, ScreenPriv->CursorToRestore,
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ScreenPriv->x, ScreenPriv->y);
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else if (ScreenPriv->SWCursor)
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(*ScreenPriv->spriteFuncs->MoveCursor)(pScreen, x, y);
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else if (ScreenPriv->isUp)
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xf86MoveCursor(pScreen, x, y);
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}
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void
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xf86ForceHWCursor (ScreenPtr pScreen, Bool on)
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{
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xf86CursorScreenPtr ScreenPriv = (xf86CursorScreenPtr)dixLookupPrivate(
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&pScreen->devPrivates, xf86CursorScreenKey);
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if (on)
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{
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if (ScreenPriv->ForceHWCursorCount++ == 0)
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{
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if (ScreenPriv->SWCursor && ScreenPriv->CurrentCursor)
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{
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ScreenPriv->HWCursorForced = TRUE;
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xf86CursorSetCursor (pScreen, ScreenPriv->CurrentCursor,
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ScreenPriv->x, ScreenPriv->y);
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}
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else
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ScreenPriv->HWCursorForced = FALSE;
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}
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}
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else
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{
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if (--ScreenPriv->ForceHWCursorCount == 0)
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{
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if (ScreenPriv->HWCursorForced && ScreenPriv->CurrentCursor)
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xf86CursorSetCursor (pScreen, ScreenPriv->CurrentCursor,
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ScreenPriv->x, ScreenPriv->y);
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}
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}
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}
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xf86CursorInfoPtr
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xf86CreateCursorInfoRec(void)
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{
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return xcalloc(1, sizeof(xf86CursorInfoRec));
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}
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void
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xf86DestroyCursorInfoRec(xf86CursorInfoPtr infoPtr)
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{
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xfree(infoPtr);
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}
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