+++ /dev/null
-/**************************************************************
- *
- * Support for using the Quartz Window Manager cursor
- *
- **************************************************************/
-/*
- * Copyright (c) 2001 Torrey T. Lyons and Greg Parker.
- * Copyright (c) 2002 Apple Computer, Inc.
- * 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
- * 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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(s) of the above copyright
- * holders shall not be used in advertising or otherwise to promote the sale,
- * use or other dealings in this Software without prior written authorization.
- */
-/* $XFree86: xc/programs/Xserver/hw/darwin/bundle/quartzCursor.c,v 1.15 2001/12/22 05:28:35 torrey Exp $ */
-
-#include "quartz.h"
-#include "quartz-cursor.h"
-#include "Xplugin.h"
-
-#include "mi.h"
-#include "scrnintstr.h"
-#include "cursorstr.h"
-#include "mipointrst.h"
-#include "windowstr.h"
-#include "globals.h"
-#include "servermd.h"
-#include "dixevents.h"
-
-#include <CoreGraphics/CoreGraphics.h>
-
-typedef struct {
- int CursorVisible;
- QueryBestSizeProcPtr QueryBestSize;
- miPointerSpriteFuncPtr spriteFuncs;
-} QuartzCursorScreenRec, *QuartzCursorScreenPtr;
-
-static int darwinCursorScreenIndex = -1;
-static unsigned long darwinCursorGeneration = 0;
-
-static Bool movedCursor = FALSE;
-
-#define CURSOR_PRIV(pScreen) \
- ((QuartzCursorScreenPtr)pScreen->devPrivates[darwinCursorScreenIndex].ptr)
-
-static Bool
-load_cursor (CursorPtr src, int screen)
-{
- uint32_t *data;
- uint32_t rowbytes;
- int width, height;
- int hot_x, hot_y;
-
- uint32_t fg_color, bg_color;
- uint8_t *srow, *sptr;
- uint8_t *mrow, *mptr;
- uint32_t *drow, *dptr;
- unsigned xcount, ycount;
-
- xp_error err;
-
- width = src->bits->width;
- height = src->bits->height;
- hot_x = src->bits->xhot;
- hot_y = src->bits->yhot;
-
-#ifdef ARGB_CURSOR
- if (src->bits->argb != NULL)
- {
- rowbytes = src->bits->width * sizeof (CARD32);
- data = (uint32_t *) src->bits->argb;
- }
- else
-#endif
- {
- fg_color = 0xFF00 | (src->foreRed >> 8);
- fg_color <<= 16;
- fg_color |= src->foreGreen & 0xFF00;
- fg_color |= src->foreBlue >> 8;
-
- bg_color = 0xFF00 | (src->backRed >> 8);
- bg_color <<= 16;
- bg_color |= src->backGreen & 0xFF00;
- bg_color |= src->backBlue >> 8;
-
- fg_color = htonl (fg_color);
- bg_color = htonl (bg_color);
-
- /* round up to 8 pixel boundary so we can convert whole bytes */
- rowbytes = ((src->bits->width * 4) + 31) & ~31;
- data = alloca (rowbytes * src->bits->height);
-
- if (!src->bits->emptyMask)
- {
- ycount = src->bits->height;
- srow = src->bits->source; mrow = src->bits->mask;
- drow = data;
-
- while (ycount-- > 0)
- {
- xcount = (src->bits->width + 7) / 8;
- sptr = srow; mptr = mrow;
- dptr = drow;
-
- while (xcount-- > 0)
- {
- uint8_t s, m;
- int i;
-
- s = *sptr++; m = *mptr++;
- for (i = 0; i < 8; i++)
- {
-#if BITMAP_BIT_ORDER == MSBFirst
- if (m & 128)
- *dptr++ = (s & 128) ? fg_color : bg_color;
- else
- *dptr++ = 0;
- s <<= 1; m <<= 1;
-#else
- if (m & 1)
- *dptr++ = (s & 1) ? fg_color : bg_color;
- else
- *dptr++ = 0;
- s >>= 1; m >>= 1;
-#endif
- }
- }
-
- srow += BitmapBytePad (src->bits->width);
- mrow += BitmapBytePad (src->bits->width);
- drow = (uint32_t *) ((char *) drow + rowbytes);
- }
- }
- else
- {
- memset (data, 0, src->bits->height * rowbytes);
- }
- }
-
- err = xp_set_cursor (width, height, hot_x, hot_y, data, rowbytes);
- return err == Success;
-}
-
-/* Convert the X cursor representation to native format if possible. */
-static Bool
-QuartzRealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- if(pCursor == NULL || pCursor->bits == NULL)
- return FALSE;
-
- /* FIXME: cache ARGB8888 representation? */
-
- return TRUE;
-}
-
-/* Free the storage space associated with a realized cursor. */
-static Bool
-QuartzUnrealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- return TRUE;
-}
-
-/* Set the cursor sprite and position. */
-static void
-QuartzSetCursor (ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
-{
- QuartzCursorScreenPtr ScreenPriv = CURSOR_PRIV(pScreen);
-
- if (!quartzServerVisible)
- return;
-
- if (pCursor == NULL)
- {
- if (ScreenPriv->CursorVisible)
- {
- xp_hide_cursor ();
- ScreenPriv->CursorVisible = FALSE;
- }
- }
- else
- {
- load_cursor (pCursor, pScreen->myNum);
-
- if (!ScreenPriv->CursorVisible)
- {
- xp_show_cursor ();
- ScreenPriv->CursorVisible = TRUE;
- }
- }
-}
-
-/* Move the cursor. This is a noop for us. */
-static void
-QuartzMoveCursor (ScreenPtr pScreen, int x, int y)
-{
-}
-
-static miPointerSpriteFuncRec quartzSpriteFuncsRec = {
- QuartzRealizeCursor,
- QuartzUnrealizeCursor,
- QuartzSetCursor,
- QuartzMoveCursor
-};
-
-static Bool
-QuartzCursorOffScreen (ScreenPtr *pScreen, int *x, int *y)
-{
- return FALSE;
-}
-
-static void
-QuartzCrossScreen (ScreenPtr pScreen, Bool entering)
-{
- return;
-}
-
-/* Change the cursor position without generating an event or motion history.
- The input coordinates (x,y) are in pScreen-local X11 coordinates. */
-static void
-QuartzWarpCursor (ScreenPtr pScreen, int x, int y)
-{
- if (!movedCursor)
- {
- /* Don't move the cursor the first time. This is the
- jump-to-center initialization, and it's annoying. */
-
- movedCursor = TRUE;
- return;
- }
-
- if (quartzServerVisible)
- {
- int sx, sy;
-
- sx = dixScreenOrigins[pScreen->myNum].x + darwinMainScreenX;
- sy = dixScreenOrigins[pScreen->myNum].y + darwinMainScreenY;
-
- CGWarpMouseCursorPosition (CGPointMake (sx + x, sy + y));
- }
-
- miPointerWarpCursor (pScreen, x, y);
-}
-
-void
-QuartzIgnoreNextWarpCursor (void)
-{
- movedCursor = FALSE;
-}
-
-static miPointerScreenFuncRec quartzScreenFuncsRec = {
- QuartzCursorOffScreen,
- QuartzCrossScreen,
- QuartzWarpCursor,
- DarwinEnqueuePointerEvent,
-};
-
-/* Handle queries for best cursor size */
-static void
-QuartzCursorQueryBestSize (int class, unsigned short *width,
- unsigned short *height, ScreenPtr pScreen)
-{
- QuartzCursorScreenPtr ScreenPriv = CURSOR_PRIV(pScreen);
-
- if (class == CursorShape)
- {
- /* FIXME: query window server? */
- *width = 32;
- *height = 32;
- }
- else
- {
- (*ScreenPriv->QueryBestSize) (class, width, height, pScreen);
- }
-}
-
-/* Initialize cursor support */
-Bool
-QuartzInitCursor (ScreenPtr pScreen)
-{
- QuartzCursorScreenPtr ScreenPriv;
- miPointerScreenPtr PointPriv;
-
- /* initialize software cursor handling (always needed as backup) */
- if (!miDCInitialize (pScreen, &quartzScreenFuncsRec))
- return FALSE;
-
- /* allocate private storage for this screen's QuickDraw cursor info */
- if (darwinCursorGeneration != serverGeneration)
- {
- if ((darwinCursorScreenIndex = AllocateScreenPrivateIndex ()) < 0)
- return FALSE;
-
- darwinCursorGeneration = serverGeneration;
- }
-
- ScreenPriv = xcalloc (1, sizeof(QuartzCursorScreenRec));
- if (ScreenPriv == NULL)
- return FALSE;
-
- CURSOR_PRIV (pScreen) = ScreenPriv;
-
- /* override some screen procedures */
- ScreenPriv->QueryBestSize = pScreen->QueryBestSize;
- pScreen->QueryBestSize = QuartzCursorQueryBestSize;
-
- PointPriv = (miPointerScreenPtr) pScreen->devPrivates[miPointerScreenIndex].ptr;
-
- ScreenPriv->spriteFuncs = PointPriv->spriteFuncs;
- PointPriv->spriteFuncs = &quartzSpriteFuncsRec;
-
- ScreenPriv->CursorVisible = TRUE;
- return TRUE;
-}
-
-/* X server is hiding. Restore the Aqua cursor. */
-void
-QuartzSuspendXCursor (ScreenPtr pScreen)
-{
-}
-
-/* X server is showing. Restore the X cursor. */
-void
-QuartzResumeXCursor (ScreenPtr pScreen)
-{
- WindowPtr pWin;
- CursorPtr pCursor;
- int x, y;
-
- pWin = GetSpriteWindow ();
- if (pWin->drawable.pScreen != pScreen)
- return;
-
- pCursor = GetSpriteCursor ();
- if (pCursor == NULL)
- return;
-
- GetSpritePosition (&x, &y);
- QuartzSetCursor (pScreen, pCursor, x, y);
-}
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