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Diffstat (limited to 'xorg-server/hw/xquartz/xpr/xprCursor.c')
-rw-r--r--xorg-server/hw/xquartz/xpr/xprCursor.c422
1 files changed, 422 insertions, 0 deletions
diff --git a/xorg-server/hw/xquartz/xpr/xprCursor.c b/xorg-server/hw/xquartz/xpr/xprCursor.c
new file mode 100644
index 000000000..e084ef90e
--- /dev/null
+++ b/xorg-server/hw/xquartz/xpr/xprCursor.c
@@ -0,0 +1,422 @@
+/**************************************************************
+ *
+ * Xplugin cursor support
+ *
+ * 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.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "quartzCommon.h"
+#include "xpr.h"
+#include "darwin.h"
+#include "darwinEvents.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"
+
+typedef struct {
+ int cursorVisible;
+ QueryBestSizeProcPtr QueryBestSize;
+ miPointerSpriteFuncPtr spriteFuncs;
+} QuartzCursorScreenRec, *QuartzCursorScreenPtr;
+
+static DevPrivateKey darwinCursorScreenKey = &darwinCursorScreenKey;
+
+#define CURSOR_PRIV(pScreen) ((QuartzCursorScreenPtr) \
+ dixLookupPrivate(&pScreen->devPrivates, darwinCursorScreenKey))
+
+
+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)
+ {
+#if BITMAP_BIT_ORDER == MSBFirst
+ rowbytes = src->bits->width * sizeof (CARD32);
+ data = (uint32_t *) src->bits->argb;
+#else
+ const uint32_t *be_data=(uint32_t *) src->bits->argb;
+ unsigned i;
+ rowbytes = src->bits->width * sizeof (CARD32);
+ data=alloca (rowbytes * src->bits->height);
+ for(i=0;i<(src->bits->width*src->bits->height);i++)
+ data[i]=ntohl(be_data[i]);
+#endif
+ }
+ 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;
+}
+
+
+/*
+===========================================================================
+
+ Pointer sprite functions
+
+===========================================================================
+*/
+
+/*
+ * QuartzRealizeCursor
+ * 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;
+}
+
+
+/*
+ * QuartzUnrealizeCursor
+ * Free the storage space associated with a realized cursor.
+ */
+static Bool
+QuartzUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
+{
+ return TRUE;
+}
+
+
+/*
+ * QuartzSetCursor
+ * 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;
+ }
+ }
+}
+
+
+/*
+ * QuartzMoveCursor
+ * 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
+};
+
+
+/*
+===========================================================================
+
+ Pointer screen functions
+
+===========================================================================
+*/
+
+/*
+ * QuartzCursorOffScreen
+ */
+static Bool
+QuartzCursorOffScreen(ScreenPtr *pScreen, int *x, int *y)
+{
+ return FALSE;
+}
+
+
+/*
+ * QuartzCrossScreen
+ */
+static void
+QuartzCrossScreen(ScreenPtr pScreen, Bool entering)
+{
+ return;
+}
+
+
+/*
+ * QuartzWarpCursor
+ * 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)
+{
+ static Bool neverMoved = TRUE;
+
+ if (neverMoved)
+ {
+ /* Don't move the cursor the first time. This is the
+ jump-to-center initialization, and it's annoying. */
+ neverMoved = FALSE;
+ 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);
+ miPointerUpdate();
+}
+
+
+static miPointerScreenFuncRec quartzScreenFuncsRec = {
+ QuartzCursorOffScreen,
+ QuartzCrossScreen,
+ QuartzWarpCursor,
+ DarwinEQPointerPost,
+ DarwinEQSwitchScreen
+};
+
+
+/*
+===========================================================================
+
+ Other screen functions
+
+===========================================================================
+*/
+
+/*
+ * QuartzCursorQueryBestSize
+ * 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);
+ }
+}
+
+/*
+ * QuartzInitCursor
+ * 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;
+
+ ScreenPriv = xcalloc(1, sizeof(QuartzCursorScreenRec));
+ if (ScreenPriv == NULL)
+ return FALSE;
+
+ /* CURSOR_PRIV(pScreen) = ScreenPriv; */
+ dixSetPrivate(&pScreen->devPrivates, darwinCursorScreenKey, ScreenPriv);
+
+ /* override some screen procedures */
+ ScreenPriv->QueryBestSize = pScreen->QueryBestSize;
+ pScreen->QueryBestSize = QuartzCursorQueryBestSize;
+
+ PointPriv = dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
+
+ ScreenPriv->spriteFuncs = PointPriv->spriteFuncs;
+ PointPriv->spriteFuncs = &quartzSpriteFuncsRec;
+
+ ScreenPriv->cursorVisible = TRUE;
+ return TRUE;
+}
+
+
+/*
+ * QuartzSuspendXCursor
+ * X server is hiding. Restore the Aqua cursor.
+ */
+void
+QuartzSuspendXCursor(ScreenPtr pScreen)
+{
+}
+
+
+/*
+ * QuartzResumeXCursor
+ * X server is showing. Restore the X cursor.
+ */
+void
+QuartzResumeXCursor(ScreenPtr pScreen, int x, int y)
+{
+ WindowPtr pWin;
+ CursorPtr pCursor;
+
+ pWin = GetSpriteWindow();
+ if (pWin->drawable.pScreen != pScreen)
+ return;
+
+ pCursor = GetSpriteCursor();
+ if (pCursor == NULL)
+ return;
+
+ QuartzSetCursor(pScreen, pCursor, x, y);
+}