4 * Copyright 1998 Ulrich Weigand
5 * Copyright 2007 Henri Verbeet
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
28 #ifdef SONAME_LIBXCURSOR
29 # include <X11/Xcursor/Xcursor.h>
30 static void *xcursor_handle
;
31 # define MAKE_FUNCPTR(f) static typeof(f) * p##f
32 MAKE_FUNCPTR(XcursorImageCreate
);
33 MAKE_FUNCPTR(XcursorImageDestroy
);
34 MAKE_FUNCPTR(XcursorImageLoadCursor
);
36 #endif /* SONAME_LIBXCURSOR */
38 #define NONAMELESSUNION
39 #define NONAMELESSSTRUCT
42 #include "wine/winuser16.h"
46 #include "wine/server.h"
47 #include "wine/library.h"
48 #include "wine/debug.h"
50 WINE_DEFAULT_DEBUG_CHANNEL(cursor
);
52 /**********************************************************************/
55 #define Button6Mask (1<<13)
58 #define Button7Mask (1<<14)
61 #define NB_BUTTONS 7 /* Windows can handle 5 buttons and the wheel too */
63 static const UINT button_down_flags
[NB_BUTTONS
] =
66 MOUSEEVENTF_MIDDLEDOWN
,
67 MOUSEEVENTF_RIGHTDOWN
,
74 static const UINT button_up_flags
[NB_BUTTONS
] =
86 static DWORD last_time_modified
;
87 static RECT cursor_clip
; /* Cursor clipping rect */
89 BOOL
X11DRV_SetCursorPos( INT x
, INT y
);
92 /***********************************************************************
95 * Load the Xcursor library for use.
97 void X11DRV_Xcursor_Init(void)
99 #ifdef SONAME_LIBXCURSOR
100 xcursor_handle
= wine_dlopen(SONAME_LIBXCURSOR
, RTLD_NOW
, NULL
, 0);
101 if (!xcursor_handle
) /* wine_dlopen failed. */
103 WARN("Xcursor failed to load. Using fallback code.\n");
106 #define LOAD_FUNCPTR(f) \
107 p##f = wine_dlsym(xcursor_handle, #f, NULL, 0)
109 LOAD_FUNCPTR(XcursorImageCreate
);
110 LOAD_FUNCPTR(XcursorImageDestroy
);
111 LOAD_FUNCPTR(XcursorImageLoadCursor
);
113 #endif /* SONAME_LIBXCURSOR */
117 /***********************************************************************
120 * get the coordinates of a mouse event
122 static inline void get_coords( HWND hwnd
, int x
, int y
, POINT
*pt
)
124 struct x11drv_win_data
*data
= X11DRV_get_win_data( hwnd
);
128 pt
->x
= x
+ data
->whole_rect
.left
;
129 pt
->y
= y
+ data
->whole_rect
.top
;
132 /***********************************************************************
135 * Clip point to the provided rectangle
137 static inline void clip_point_to_rect( LPCRECT rect
, LPPOINT pt
)
139 if (pt
->x
< rect
->left
) pt
->x
= rect
->left
;
140 else if (pt
->x
>= rect
->right
) pt
->x
= rect
->right
- 1;
141 if (pt
->y
< rect
->top
) pt
->y
= rect
->top
;
142 else if (pt
->y
>= rect
->bottom
) pt
->y
= rect
->bottom
- 1;
145 /***********************************************************************
146 * update_button_state
148 * Update the button state with what X provides us
150 static inline void update_button_state( unsigned int state
)
152 key_state_table
[VK_LBUTTON
] = (state
& Button1Mask
? 0x80 : 0);
153 key_state_table
[VK_MBUTTON
] = (state
& Button2Mask
? 0x80 : 0);
154 key_state_table
[VK_RBUTTON
] = (state
& Button3Mask
? 0x80 : 0);
155 /* X-buttons are not reported from XQueryPointer */
159 /***********************************************************************
162 * Update the various window states on a mouse event.
164 static void update_mouse_state( HWND hwnd
, Window window
, int x
, int y
, unsigned int state
, POINT
*pt
)
166 struct x11drv_thread_data
*data
= x11drv_thread_data();
168 if (window
== root_window
)
170 x
+= virtual_screen_rect
.left
;
171 y
+= virtual_screen_rect
.top
;
173 get_coords( hwnd
, x
, y
, pt
);
175 /* update the cursor */
177 if (data
->cursor_window
!= window
)
179 data
->cursor_window
= window
;
181 if (data
->cursor
) XDefineCursor( data
->display
, window
, data
->cursor
);
185 /* update the wine server Z-order */
187 if (window
!= data
->grab_window
&&
188 /* ignore event if a button is pressed, since the mouse is then grabbed too */
189 !(state
& (Button1Mask
|Button2Mask
|Button3Mask
|Button4Mask
|Button5Mask
|Button6Mask
|Button7Mask
)))
191 SERVER_START_REQ( update_window_zorder
)
194 req
->rect
.left
= pt
->x
;
195 req
->rect
.top
= pt
->y
;
196 req
->rect
.right
= pt
->x
+ 1;
197 req
->rect
.bottom
= pt
->y
+ 1;
198 wine_server_call( req
);
205 /***********************************************************************
208 static WORD
get_key_state(void)
212 if (GetSystemMetrics( SM_SWAPBUTTON
))
214 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
215 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
219 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
220 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
222 if (key_state_table
[VK_MBUTTON
] & 0x80) ret
|= MK_MBUTTON
;
223 if (key_state_table
[VK_SHIFT
] & 0x80) ret
|= MK_SHIFT
;
224 if (key_state_table
[VK_CONTROL
] & 0x80) ret
|= MK_CONTROL
;
225 if (key_state_table
[VK_XBUTTON1
] & 0x80) ret
|= MK_XBUTTON1
;
226 if (key_state_table
[VK_XBUTTON2
] & 0x80) ret
|= MK_XBUTTON2
;
231 /***********************************************************************
232 * queue_raw_mouse_message
234 static void queue_raw_mouse_message( UINT message
, HWND hwnd
, DWORD x
, DWORD y
,
235 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
241 hook
.mouseData
= MAKELONG( 0, data
);
242 hook
.flags
= injected_flags
;
244 hook
.dwExtraInfo
= extra_info
;
246 last_time_modified
= GetTickCount();
247 if (HOOK_CallHooks( WH_MOUSE_LL
, HC_ACTION
, message
, (LPARAM
)&hook
, TRUE
)) return;
249 SERVER_START_REQ( send_hardware_message
)
251 req
->id
= (injected_flags
& LLMHF_INJECTED
) ? 0 : GetCurrentThreadId();
254 req
->wparam
= MAKEWPARAM( get_key_state(), data
);
259 req
->info
= extra_info
;
260 wine_server_call( req
);
267 /***********************************************************************
268 * X11DRV_send_mouse_input
270 void X11DRV_send_mouse_input( HWND hwnd
, DWORD flags
, DWORD x
, DWORD y
,
271 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
275 if (flags
& MOUSEEVENTF_MOVE
&& flags
& MOUSEEVENTF_ABSOLUTE
)
277 if (injected_flags
& LLMHF_INJECTED
)
279 pt
.x
= (x
* screen_width
) >> 16;
280 pt
.y
= (y
* screen_height
) >> 16;
287 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
&&
288 (flags
& ~(MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
)))
289 flags
&= ~MOUSEEVENTF_MOVE
;
293 else if (flags
& MOUSEEVENTF_MOVE
)
295 int accel
[3], xMult
= 1, yMult
= 1;
297 /* dx and dy can be negative numbers for relative movements */
298 SystemParametersInfoW(SPI_GETMOUSE
, 0, accel
, 0);
300 if (abs(x
) > accel
[0] && accel
[2] != 0)
303 if ((abs(x
) > accel
[1]) && (accel
[2] == 2)) xMult
= 4;
305 if (abs(y
) > accel
[0] && accel
[2] != 0)
308 if ((abs(y
) > accel
[1]) && (accel
[2] == 2)) yMult
= 4;
312 pt
.x
= cursor_pos
.x
+ (long)x
* xMult
;
313 pt
.y
= cursor_pos
.y
+ (long)y
* yMult
;
323 if (flags
& MOUSEEVENTF_MOVE
)
325 queue_raw_mouse_message( WM_MOUSEMOVE
, hwnd
, pt
.x
, pt
.y
, data
, time
,
326 extra_info
, injected_flags
);
327 if ((injected_flags
& LLMHF_INJECTED
) &&
328 ((flags
& MOUSEEVENTF_ABSOLUTE
) || x
|| y
)) /* we have to actually move the cursor */
330 X11DRV_SetCursorPos( pt
.x
, pt
.y
);
335 clip_point_to_rect( &cursor_clip
, &pt
);
340 if (flags
& MOUSEEVENTF_LEFTDOWN
)
342 key_state_table
[VK_LBUTTON
] |= 0xc0;
343 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONDOWN
: WM_LBUTTONDOWN
,
344 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
346 if (flags
& MOUSEEVENTF_LEFTUP
)
348 key_state_table
[VK_LBUTTON
] &= ~0x80;
349 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONUP
: WM_LBUTTONUP
,
350 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
352 if (flags
& MOUSEEVENTF_RIGHTDOWN
)
354 key_state_table
[VK_RBUTTON
] |= 0xc0;
355 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONDOWN
: WM_RBUTTONDOWN
,
356 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
358 if (flags
& MOUSEEVENTF_RIGHTUP
)
360 key_state_table
[VK_RBUTTON
] &= ~0x80;
361 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONUP
: WM_RBUTTONUP
,
362 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
364 if (flags
& MOUSEEVENTF_MIDDLEDOWN
)
366 key_state_table
[VK_MBUTTON
] |= 0xc0;
367 queue_raw_mouse_message( WM_MBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
368 extra_info
, injected_flags
);
370 if (flags
& MOUSEEVENTF_MIDDLEUP
)
372 key_state_table
[VK_MBUTTON
] &= ~0x80;
373 queue_raw_mouse_message( WM_MBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
374 extra_info
, injected_flags
);
376 if (flags
& MOUSEEVENTF_WHEEL
)
378 queue_raw_mouse_message( WM_MOUSEWHEEL
, hwnd
, pt
.x
, pt
.y
, data
, time
,
379 extra_info
, injected_flags
);
381 if (flags
& MOUSEEVENTF_XDOWN
)
383 key_state_table
[VK_XBUTTON1
+ data
- 1] |= 0xc0;
384 queue_raw_mouse_message( WM_XBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
385 extra_info
, injected_flags
);
387 if (flags
& MOUSEEVENTF_XUP
)
389 key_state_table
[VK_XBUTTON1
+ data
- 1] &= ~0x80;
390 queue_raw_mouse_message( WM_XBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
391 extra_info
, injected_flags
);
396 #ifdef SONAME_LIBXCURSOR
398 /***********************************************************************
399 * create_cursor_image
401 * Create an XcursorImage from a CURSORICONINFO
403 static XcursorImage
*create_cursor_image( CURSORICONINFO
*ptr
)
407 int and_size
, xor_size
;
408 unsigned char *and_bits
, *and_ptr
, *xor_bits
, *xor_ptr
;
409 int and_width_bytes
, xor_width_bytes
;
410 XcursorPixel
*pixel_ptr
;
412 BOOL alpha_zero
= TRUE
;
414 ymax
= (ptr
->nHeight
> 32) ? 32 : ptr
->nHeight
;
415 xmax
= (ptr
->nWidth
> 32) ? 32 : ptr
->nWidth
;
417 and_width_bytes
= xmax
/ 8;
418 xor_width_bytes
= and_width_bytes
* ptr
->bBitsPerPixel
;
420 and_size
= ptr
->nWidth
* ptr
->nHeight
/ 8;
421 and_ptr
= and_bits
= (unsigned char *)(ptr
+ 1);
423 xor_size
= xor_width_bytes
* ptr
->nHeight
;
424 xor_ptr
= xor_bits
= and_ptr
+ and_size
;
426 image
= pXcursorImageCreate( xmax
, ymax
);
427 pixel_ptr
= image
->pixels
;
429 /* Generally 32 bit bitmaps have an alpha channel which is used in favor
430 * of the AND mask. However, if all pixels have alpha = 0x00, the bitmap
431 * is treated like one without alpha and the masks are used. As soon as
432 * one pixel has alpha != 0x00, and the mask ignored as described in the
435 * This is most likely for applications which create the bitmaps with
436 * CreateDIBitmap, which creates a device dependent bitmap, so the format
437 * that arrives when loading depends on the screen's bpp. Apps that were
438 * written at 8 / 16 bpp times do not know about the 32 bit alpha, so
439 * they would get a completely transparent cursor on 32 bit displays.
441 * Non-32 bit bitmaps always use the AND mask
443 if(ptr
->bBitsPerPixel
== 32)
445 for (y
= 0; alpha_zero
&& y
< ymax
; ++y
)
447 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
448 for (x
= 0; x
< xmax
; ++x
)
450 if (xor_ptr
[3] != 0x00)
460 /* On windows, to calculate the color for a pixel, first an AND is done
461 * with the background and the "and" bitmap, then an XOR with the "xor"
462 * bitmap. This means that when the data in the "and" bitmap is 0, the
463 * pixel will get the color as specified in the "xor" bitmap.
464 * However, if the data in the "and" bitmap is 1, the result will be the
465 * background XOR'ed with the value in the "xor" bitmap. In case the "xor"
466 * data is completely black (0x000000) the pixel will become transparent,
467 * in case it's white (0xffffff) the pixel will become the inverse of the
470 * Since we can't support inverting colors, we map the grayscale value of
471 * the "xor" data to the alpha channel, and xor the color with either
474 for (y
= 0; y
< ymax
; ++y
)
476 and_ptr
= and_bits
+ (y
* and_width_bytes
);
477 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
479 for (x
= 0; x
< xmax
; ++x
)
481 /* Xcursor pixel data is in ARGB format, with A in the high byte */
482 switch (ptr
->bBitsPerPixel
)
485 /* BGRA, 8 bits each */
486 *pixel_ptr
= *xor_ptr
++;
487 *pixel_ptr
|= *xor_ptr
++ << 8;
488 *pixel_ptr
|= *xor_ptr
++ << 16;
489 *pixel_ptr
|= *xor_ptr
++ << 24;
493 /* BGR, 8 bits each */
494 *pixel_ptr
= *xor_ptr
++;
495 *pixel_ptr
|= *xor_ptr
++ << 8;
496 *pixel_ptr
|= *xor_ptr
++ << 16;
500 /* BGR, 5 red, 6 green, 5 blue */
501 *pixel_ptr
= *xor_ptr
* 0x1f;
502 *pixel_ptr
|= (*xor_ptr
& 0xe0) << 3;
504 *pixel_ptr
|= (*xor_ptr
& 0x07) << 11;
505 *pixel_ptr
|= (*xor_ptr
& 0xf8) << 13;
509 if (*xor_ptr
& (1 << (7 - (x
& 7)))) *pixel_ptr
= 0xffffff;
511 if ((x
& 7) == 7) ++xor_ptr
;
515 FIXME("Currently no support for cursors with %d bits per pixel\n", ptr
->bBitsPerPixel
);
522 if (~*and_ptr
& (1 << (7 - (x
& 7)))) *pixel_ptr
|= 0xff << 24;
525 int alpha
= (*pixel_ptr
& 0xff) * 0.30f
526 + ((*pixel_ptr
& 0xff00) >> 8) * 0.55f
527 + ((*pixel_ptr
& 0xff0000) >> 16) * 0.15f
;
528 *pixel_ptr
^= ((x
+ y
) % 2) ? 0xffffff : 0x000000;
529 *pixel_ptr
|= alpha
<< 24;
531 if ((x
& 7) == 7) ++and_ptr
;
541 /***********************************************************************
542 * create_xcursor_cursor
544 * Use Xcursor to create an X cursor from a Windows one.
546 static Cursor
create_xcursor_cursor( Display
*display
, CURSORICONINFO
*ptr
)
551 if (!ptr
) /* Create an empty cursor */
553 image
= pXcursorImageCreate( 1, 1 );
556 *(image
->pixels
) = 0;
557 cursor
= pXcursorImageLoadCursor( display
, image
);
558 pXcursorImageDestroy( image
);
563 image
= create_cursor_image( ptr
);
564 if (!image
) return 0;
566 /* Make sure hotspot is valid */
567 image
->xhot
= ptr
->ptHotSpot
.x
;
568 image
->yhot
= ptr
->ptHotSpot
.y
;
569 if (image
->xhot
>= image
->width
||
570 image
->yhot
>= image
->height
)
572 image
->xhot
= image
->width
/ 2;
573 image
->yhot
= image
->height
/ 2;
578 cursor
= pXcursorImageLoadCursor( display
, image
);
579 pXcursorImageDestroy( image
);
584 #endif /* SONAME_LIBXCURSOR */
587 /***********************************************************************
590 * Create an X cursor from a Windows one.
592 static Cursor
create_cursor( Display
*display
, CURSORICONINFO
*ptr
)
594 Pixmap pixmapBits
, pixmapMask
, pixmapMaskInv
= 0, pixmapAll
;
596 Cursor cursor
= None
;
598 char *bitMask32
= NULL
;
600 #ifdef SONAME_LIBXCURSOR
601 if (pXcursorImageLoadCursor
) return create_xcursor_cursor( display
, ptr
);
604 if (!ptr
) /* Create an empty cursor */
606 static const char data
[] = { 0 };
608 bg
.red
= bg
.green
= bg
.blue
= 0x0000;
609 pixmapBits
= XCreateBitmapFromData( display
, root_window
, data
, 1, 1 );
612 cursor
= XCreatePixmapCursor( display
, pixmapBits
, pixmapBits
,
614 XFreePixmap( display
, pixmapBits
);
617 else /* Create the X cursor from the bits */
622 TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
623 ptr
->nWidth
, ptr
->nHeight
, ptr
->bPlanes
, ptr
->bBitsPerPixel
,
626 /* Create a pixmap and transfer all the bits to it */
628 /* NOTE: Following hack works, but only because XFree depth
629 * 1 images really use 1 bit/pixel (and so the same layout
630 * as the Windows cursor data). Perhaps use a more generic
633 /* This pixmap will be written with two bitmaps. The first is
634 * the mask and the second is the image.
636 if (!(pixmapAll
= XCreatePixmap( display
, root_window
,
637 ptr
->nWidth
, ptr
->nHeight
* 2, 1 )))
639 if (!(image
= XCreateImage( display
, visual
,
640 1, ZPixmap
, 0, (char *)(ptr
+ 1), ptr
->nWidth
,
641 ptr
->nHeight
* 2, 16, ptr
->nWidthBytes
/ptr
->bBitsPerPixel
)))
643 XFreePixmap( display
, pixmapAll
);
646 gc
= XCreateGC( display
, pixmapAll
, 0, NULL
);
647 XSetGraphicsExposures( display
, gc
, False
);
648 image
->byte_order
= MSBFirst
;
649 image
->bitmap_bit_order
= MSBFirst
;
650 image
->bitmap_unit
= 16;
651 _XInitImageFuncPtrs(image
);
652 if (ptr
->bPlanes
* ptr
->bBitsPerPixel
== 1)
654 /* A plain old white on black cursor. */
655 fg
.red
= fg
.green
= fg
.blue
= 0xffff;
656 bg
.red
= bg
.green
= bg
.blue
= 0x0000;
657 XPutImage( display
, pixmapAll
, gc
, image
,
658 0, 0, 0, 0, ptr
->nWidth
, ptr
->nHeight
* 2 );
662 int rbits
, gbits
, bbits
, red
, green
, blue
;
663 int rfg
, gfg
, bfg
, rbg
, gbg
, bbg
;
664 int rscale
, gscale
, bscale
;
665 int x
, y
, xmax
, ymax
, bitIndex
, byteIndex
, xorIndex
;
666 unsigned char *theMask
, *theImage
, theChar
;
667 int threshold
, fgBits
, bgBits
, bitShifted
;
668 BYTE pXorBits
[128]; /* Up to 32x32 icons */
670 switch (ptr
->bBitsPerPixel
)
673 bitMask32
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
,
674 ptr
->nWidth
* ptr
->nHeight
/ 8 );
689 FIXME("Currently no support for cursors with %d bits per pixel\n",
691 XFreePixmap( display
, pixmapAll
);
692 XFreeGC( display
, gc
);
694 XDestroyImage( image
);
697 /* The location of the mask. */
698 theMask
= (unsigned char *)(ptr
+ 1);
699 /* The mask should still be 1 bit per pixel. The color image
700 * should immediately follow the mask.
702 theImage
= &theMask
[ptr
->nWidth
/8 * ptr
->nHeight
];
703 rfg
= gfg
= bfg
= rbg
= gbg
= bbg
= 0;
709 xmax
= (ptr
->nWidth
> 32) ? 32 : ptr
->nWidth
;
710 if (ptr
->nWidth
> 32) {
711 ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
712 ptr
->nWidth
, ptr
->nHeight
);
714 ymax
= (ptr
->nHeight
> 32) ? 32 : ptr
->nHeight
;
716 memset(pXorBits
, 0, 128);
717 for (y
=0; y
<ymax
; y
++)
719 for (x
=0; x
<xmax
; x
++)
721 red
= green
= blue
= 0;
722 switch (ptr
->bBitsPerPixel
)
725 theChar
= theImage
[byteIndex
++];
727 theChar
= theImage
[byteIndex
++];
729 theChar
= theImage
[byteIndex
++];
731 theChar
= theImage
[byteIndex
++];
732 /* If the alpha channel is >5% transparent,
733 * assume that we can add it to the bitMask32.
736 *(bitMask32
+ (y
*xmax
+x
)/8) |= 1 << (x
& 7);
739 theChar
= theImage
[byteIndex
++];
741 theChar
= theImage
[byteIndex
++];
743 theChar
= theImage
[byteIndex
++];
747 theChar
= theImage
[byteIndex
++];
748 blue
= theChar
& 0x1F;
749 green
= (theChar
& 0xE0) >> 5;
750 theChar
= theImage
[byteIndex
++];
751 green
|= (theChar
& 0x07) << 3;
752 red
= (theChar
& 0xF8) >> 3;
756 if (red
+green
+blue
> threshold
)
762 pXorBits
[xorIndex
] |= bitShifted
;
776 bitShifted
= bitShifted
<< 1;
779 rscale
= 1 << (16 - rbits
);
780 gscale
= 1 << (16 - gbits
);
781 bscale
= 1 << (16 - bbits
);
784 fg
.red
= rfg
* rscale
/ fgBits
;
785 fg
.green
= gfg
* gscale
/ fgBits
;
786 fg
.blue
= bfg
* bscale
/ fgBits
;
788 else fg
.red
= fg
.green
= fg
.blue
= 0;
789 bgBits
= xmax
* ymax
- fgBits
;
792 bg
.red
= rbg
* rscale
/ bgBits
;
793 bg
.green
= gbg
* gscale
/ bgBits
;
794 bg
.blue
= bbg
* bscale
/ bgBits
;
796 else bg
.red
= bg
.green
= bg
.blue
= 0;
797 pixmapBits
= XCreateBitmapFromData( display
, root_window
, (char *)pXorBits
, xmax
, ymax
);
800 HeapFree( GetProcessHeap(), 0, bitMask32
);
801 XFreePixmap( display
, pixmapAll
);
802 XFreeGC( display
, gc
);
804 XDestroyImage( image
);
809 XPutImage( display
, pixmapAll
, gc
, image
,
810 0, 0, 0, 0, ptr
->nWidth
, ptr
->nHeight
);
811 XSetFunction( display
, gc
, GXcopy
);
813 XCopyArea( display
, pixmapBits
, pixmapAll
, gc
,
814 0, 0, xmax
, ymax
, 0, ptr
->nHeight
);
815 XFreePixmap( display
, pixmapBits
);
818 XDestroyImage( image
);
820 /* Now create the 2 pixmaps for bits and mask */
822 pixmapBits
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
823 if (ptr
->bBitsPerPixel
!= 32)
825 pixmapMaskInv
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
826 pixmapMask
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
828 /* Make sure everything went OK so far */
829 if (pixmapBits
&& pixmapMask
&& pixmapMaskInv
)
831 /* We have to do some magic here, as cursors are not fully
832 * compatible between Windows and X11. Under X11, there are
833 * only 3 possible color cursor: black, white and masked. So
834 * we map the 4th Windows color (invert the bits on the screen)
835 * to black and an additional white bit on an other place
836 * (+1,+1). This require some boolean arithmetic:
839 * And Xor Result | Bits Mask Result
840 * 0 0 black | 0 1 background
841 * 0 1 white | 1 1 foreground
842 * 1 0 no change | X 0 no change
843 * 1 1 inverted | 0 1 background
846 * Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
847 * Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
849 * FIXME: apparently some servers do support 'inverted' color.
850 * I don't know if it's correct per the X spec, but maybe we
851 * ought to take advantage of it. -- AJ
853 XSetFunction( display
, gc
, GXcopy
);
854 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
855 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
856 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
857 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
858 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
859 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
860 XSetFunction( display
, gc
, GXand
);
861 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
862 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
863 XSetFunction( display
, gc
, GXandReverse
);
864 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
865 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
866 XSetFunction( display
, gc
, GXorReverse
);
867 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
868 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
869 /* Additional white */
870 XSetFunction( display
, gc
, GXor
);
871 XCopyArea( display
, pixmapMaskInv
, pixmapMask
, gc
,
872 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
873 XCopyArea( display
, pixmapMaskInv
, pixmapBits
, gc
,
874 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
875 XSetFunction( display
, gc
, GXcopy
);
880 pixmapMask
= XCreateBitmapFromData( display
, root_window
,
881 bitMask32
, ptr
->nWidth
,
883 HeapFree( GetProcessHeap(), 0, bitMask32
);
886 /* Make sure hotspot is valid */
887 hotspot
.x
= ptr
->ptHotSpot
.x
;
888 hotspot
.y
= ptr
->ptHotSpot
.y
;
889 if (hotspot
.x
< 0 || hotspot
.x
>= ptr
->nWidth
||
890 hotspot
.y
< 0 || hotspot
.y
>= ptr
->nHeight
)
892 hotspot
.x
= ptr
->nWidth
/ 2;
893 hotspot
.y
= ptr
->nHeight
/ 2;
896 if (pixmapBits
&& pixmapMask
)
897 cursor
= XCreatePixmapCursor( display
, pixmapBits
, pixmapMask
,
898 &fg
, &bg
, hotspot
.x
, hotspot
.y
);
900 /* Now free everything */
902 if (pixmapAll
) XFreePixmap( display
, pixmapAll
);
903 if (pixmapBits
) XFreePixmap( display
, pixmapBits
);
904 if (pixmapMask
) XFreePixmap( display
, pixmapMask
);
905 if (pixmapMaskInv
) XFreePixmap( display
, pixmapMaskInv
);
906 XFreeGC( display
, gc
);
912 /***********************************************************************
913 * SetCursor (X11DRV.@)
915 void X11DRV_SetCursor( CURSORICONINFO
*lpCursor
)
917 struct x11drv_thread_data
*data
= x11drv_thread_data();
921 TRACE("%ux%u, planes %u, bpp %u\n",
922 lpCursor
->nWidth
, lpCursor
->nHeight
, lpCursor
->bPlanes
, lpCursor
->bBitsPerPixel
);
926 /* set the same cursor for all top-level windows of the current thread */
929 cursor
= create_cursor( data
->display
, lpCursor
);
932 if (data
->cursor
) XFreeCursor( data
->display
, data
->cursor
);
933 data
->cursor
= cursor
;
934 if (data
->cursor_window
)
936 XDefineCursor( data
->display
, data
->cursor_window
, cursor
);
937 /* Make the change take effect immediately */
938 XFlush( data
->display
);
944 /***********************************************************************
945 * SetCursorPos (X11DRV.@)
947 BOOL
X11DRV_SetCursorPos( INT x
, INT y
)
949 Display
*display
= thread_display();
952 TRACE( "warping to (%d,%d)\n", x
, y
);
955 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
)
958 /* We still need to generate WM_MOUSEMOVE */
959 queue_raw_mouse_message( WM_MOUSEMOVE
, NULL
, x
, y
, 0, GetCurrentTime(), 0, 0 );
964 clip_point_to_rect( &cursor_clip
, &pt
);
965 XWarpPointer( display
, root_window
, root_window
, 0, 0, 0, 0,
966 pt
.x
- virtual_screen_rect
.left
, pt
.y
- virtual_screen_rect
.top
);
967 XFlush( display
); /* avoids bad mouse lag in games that do their own mouse warping */
973 /***********************************************************************
974 * GetCursorPos (X11DRV.@)
976 BOOL
X11DRV_GetCursorPos(LPPOINT pos
)
978 Display
*display
= thread_display();
980 int rootX
, rootY
, winX
, winY
;
984 if ((GetTickCount() - last_time_modified
> 100) &&
985 XQueryPointer( display
, root_window
, &root
, &child
,
986 &rootX
, &rootY
, &winX
, &winY
, &xstate
))
988 update_button_state( xstate
);
989 winX
+= virtual_screen_rect
.left
;
990 winY
+= virtual_screen_rect
.top
;
991 TRACE("pointer at (%d,%d)\n", winX
, winY
);
1001 /***********************************************************************
1002 * ClipCursor (X11DRV.@)
1004 * Set the cursor clipping rectangle.
1006 BOOL
X11DRV_ClipCursor( LPCRECT clip
)
1008 if (!IntersectRect( &cursor_clip
, &virtual_screen_rect
, clip
))
1009 cursor_clip
= virtual_screen_rect
;
1014 /***********************************************************************
1015 * X11DRV_ButtonPress
1017 void X11DRV_ButtonPress( HWND hwnd
, XEvent
*xev
)
1019 XButtonEvent
*event
= &xev
->xbutton
;
1020 int buttonNum
= event
->button
- 1;
1024 if (buttonNum
>= NB_BUTTONS
) return;
1030 wData
= WHEEL_DELTA
;
1033 wData
= -WHEEL_DELTA
;
1043 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1045 X11DRV_send_mouse_input( hwnd
, button_down_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1046 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1050 /***********************************************************************
1051 * X11DRV_ButtonRelease
1053 void X11DRV_ButtonRelease( HWND hwnd
, XEvent
*xev
)
1055 XButtonEvent
*event
= &xev
->xbutton
;
1056 int buttonNum
= event
->button
- 1;
1060 if (buttonNum
>= NB_BUTTONS
|| !button_up_flags
[buttonNum
]) return;
1073 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1075 X11DRV_send_mouse_input( hwnd
, button_up_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1076 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1080 /***********************************************************************
1081 * X11DRV_MotionNotify
1083 void X11DRV_MotionNotify( HWND hwnd
, XEvent
*xev
)
1085 XMotionEvent
*event
= &xev
->xmotion
;
1088 TRACE("hwnd %p, event->is_hint %d\n", hwnd
, event
->is_hint
);
1092 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1094 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1095 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1099 /***********************************************************************
1100 * X11DRV_EnterNotify
1102 void X11DRV_EnterNotify( HWND hwnd
, XEvent
*xev
)
1104 XCrossingEvent
*event
= &xev
->xcrossing
;
1107 TRACE("hwnd %p, event->detail %d\n", hwnd
, event
->detail
);
1110 if (event
->detail
== NotifyVirtual
|| event
->detail
== NotifyNonlinearVirtual
) return;
1112 /* simulate a mouse motion event */
1113 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1115 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1116 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );