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"
45 #include "wine/server.h"
46 #include "wine/library.h"
47 #include "wine/debug.h"
49 WINE_DEFAULT_DEBUG_CHANNEL(cursor
);
51 /**********************************************************************/
54 #define Button6Mask (1<<13)
57 #define Button7Mask (1<<14)
60 #define NB_BUTTONS 9 /* Windows can handle 5 buttons and the wheel too */
62 static const UINT button_down_flags
[NB_BUTTONS
] =
65 MOUSEEVENTF_MIDDLEDOWN
,
66 MOUSEEVENTF_RIGHTDOWN
,
69 MOUSEEVENTF_XDOWN
, /* FIXME: horizontal wheel */
75 static const UINT button_up_flags
[NB_BUTTONS
] =
89 static DWORD last_time_modified
;
90 static RECT cursor_clip
; /* Cursor clipping rect */
92 BOOL
X11DRV_SetCursorPos( INT x
, INT y
);
95 /***********************************************************************
98 * Load the Xcursor library for use.
100 void X11DRV_Xcursor_Init(void)
102 #ifdef SONAME_LIBXCURSOR
103 xcursor_handle
= wine_dlopen(SONAME_LIBXCURSOR
, RTLD_NOW
, NULL
, 0);
104 if (!xcursor_handle
) /* wine_dlopen failed. */
106 WARN("Xcursor failed to load. Using fallback code.\n");
109 #define LOAD_FUNCPTR(f) \
110 p##f = wine_dlsym(xcursor_handle, #f, NULL, 0)
112 LOAD_FUNCPTR(XcursorImageCreate
);
113 LOAD_FUNCPTR(XcursorImageDestroy
);
114 LOAD_FUNCPTR(XcursorImageLoadCursor
);
116 #endif /* SONAME_LIBXCURSOR */
120 /***********************************************************************
123 * get the coordinates of a mouse event
125 static inline void get_coords( HWND hwnd
, Window window
, int x
, int y
, POINT
*pt
)
127 struct x11drv_win_data
*data
= X11DRV_get_win_data( hwnd
);
131 if (window
== data
->client_window
)
133 pt
->x
= x
+ data
->client_rect
.left
;
134 pt
->y
= y
+ data
->client_rect
.top
;
138 pt
->x
= x
+ data
->whole_rect
.left
;
139 pt
->y
= y
+ data
->whole_rect
.top
;
143 /***********************************************************************
146 * Clip point to the provided rectangle
148 static inline void clip_point_to_rect( LPCRECT rect
, LPPOINT pt
)
150 if (pt
->x
< rect
->left
) pt
->x
= rect
->left
;
151 else if (pt
->x
>= rect
->right
) pt
->x
= rect
->right
- 1;
152 if (pt
->y
< rect
->top
) pt
->y
= rect
->top
;
153 else if (pt
->y
>= rect
->bottom
) pt
->y
= rect
->bottom
- 1;
156 /***********************************************************************
157 * update_button_state
159 * Update the button state with what X provides us
161 static inline void update_button_state( unsigned int state
)
163 key_state_table
[VK_LBUTTON
] = (state
& Button1Mask
? 0x80 : 0);
164 key_state_table
[VK_MBUTTON
] = (state
& Button2Mask
? 0x80 : 0);
165 key_state_table
[VK_RBUTTON
] = (state
& Button3Mask
? 0x80 : 0);
166 /* X-buttons are not reported from XQueryPointer */
170 /***********************************************************************
173 * Update the various window states on a mouse event.
175 static void update_mouse_state( HWND hwnd
, Window window
, int x
, int y
, unsigned int state
, POINT
*pt
)
177 struct x11drv_thread_data
*data
= x11drv_thread_data();
179 get_coords( hwnd
, window
, x
, y
, pt
);
181 /* update the cursor */
183 if (data
->cursor_window
!= window
)
185 data
->cursor_window
= window
;
187 if (data
->cursor
) XDefineCursor( data
->display
, window
, data
->cursor
);
191 /* update the wine server Z-order */
193 if (window
!= data
->grab_window
&&
194 /* ignore event if a button is pressed, since the mouse is then grabbed too */
195 !(state
& (Button1Mask
|Button2Mask
|Button3Mask
|Button4Mask
|Button5Mask
|Button6Mask
|Button7Mask
)))
197 SERVER_START_REQ( update_window_zorder
)
200 req
->rect
.left
= pt
->x
;
201 req
->rect
.top
= pt
->y
;
202 req
->rect
.right
= pt
->x
+ 1;
203 req
->rect
.bottom
= pt
->y
+ 1;
204 wine_server_call( req
);
211 /***********************************************************************
214 static WORD
get_key_state(void)
218 if (GetSystemMetrics( SM_SWAPBUTTON
))
220 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
221 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
225 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
226 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
228 if (key_state_table
[VK_MBUTTON
] & 0x80) ret
|= MK_MBUTTON
;
229 if (key_state_table
[VK_SHIFT
] & 0x80) ret
|= MK_SHIFT
;
230 if (key_state_table
[VK_CONTROL
] & 0x80) ret
|= MK_CONTROL
;
231 if (key_state_table
[VK_XBUTTON1
] & 0x80) ret
|= MK_XBUTTON1
;
232 if (key_state_table
[VK_XBUTTON2
] & 0x80) ret
|= MK_XBUTTON2
;
237 /***********************************************************************
238 * queue_raw_mouse_message
240 static void queue_raw_mouse_message( UINT message
, HWND hwnd
, DWORD x
, DWORD y
,
241 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
247 hook
.mouseData
= MAKELONG( 0, data
);
248 hook
.flags
= injected_flags
;
250 hook
.dwExtraInfo
= extra_info
;
252 last_time_modified
= GetTickCount();
253 if (HOOK_CallHooks( WH_MOUSE_LL
, HC_ACTION
, message
, (LPARAM
)&hook
, TRUE
)) return;
255 SERVER_START_REQ( send_hardware_message
)
257 req
->id
= (injected_flags
& LLMHF_INJECTED
) ? 0 : GetCurrentThreadId();
260 req
->wparam
= MAKEWPARAM( get_key_state(), data
);
265 req
->info
= extra_info
;
266 wine_server_call( req
);
273 /***********************************************************************
274 * X11DRV_send_mouse_input
276 void X11DRV_send_mouse_input( HWND hwnd
, DWORD flags
, DWORD x
, DWORD y
,
277 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
281 if (flags
& MOUSEEVENTF_MOVE
&& flags
& MOUSEEVENTF_ABSOLUTE
)
283 if (injected_flags
& LLMHF_INJECTED
)
285 pt
.x
= (x
* screen_width
) >> 16;
286 pt
.y
= (y
* screen_height
) >> 16;
293 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
&&
294 (flags
& ~(MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
)))
295 flags
&= ~MOUSEEVENTF_MOVE
;
299 else if (flags
& MOUSEEVENTF_MOVE
)
301 int accel
[3], xMult
= 1, yMult
= 1;
303 /* dx and dy can be negative numbers for relative movements */
304 SystemParametersInfoW(SPI_GETMOUSE
, 0, accel
, 0);
306 if (abs(x
) > accel
[0] && accel
[2] != 0)
309 if ((abs(x
) > accel
[1]) && (accel
[2] == 2)) xMult
= 4;
311 if (abs(y
) > accel
[0] && accel
[2] != 0)
314 if ((abs(y
) > accel
[1]) && (accel
[2] == 2)) yMult
= 4;
318 pt
.x
= cursor_pos
.x
+ (long)x
* xMult
;
319 pt
.y
= cursor_pos
.y
+ (long)y
* yMult
;
329 if (flags
& MOUSEEVENTF_MOVE
)
331 queue_raw_mouse_message( WM_MOUSEMOVE
, hwnd
, pt
.x
, pt
.y
, data
, time
,
332 extra_info
, injected_flags
);
333 if ((injected_flags
& LLMHF_INJECTED
) &&
334 ((flags
& MOUSEEVENTF_ABSOLUTE
) || x
|| y
)) /* we have to actually move the cursor */
336 X11DRV_SetCursorPos( pt
.x
, pt
.y
);
341 clip_point_to_rect( &cursor_clip
, &pt
);
346 if (flags
& MOUSEEVENTF_LEFTDOWN
)
348 key_state_table
[VK_LBUTTON
] |= 0xc0;
349 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONDOWN
: WM_LBUTTONDOWN
,
350 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
352 if (flags
& MOUSEEVENTF_LEFTUP
)
354 key_state_table
[VK_LBUTTON
] &= ~0x80;
355 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONUP
: WM_LBUTTONUP
,
356 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
358 if (flags
& MOUSEEVENTF_RIGHTDOWN
)
360 key_state_table
[VK_RBUTTON
] |= 0xc0;
361 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONDOWN
: WM_RBUTTONDOWN
,
362 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
364 if (flags
& MOUSEEVENTF_RIGHTUP
)
366 key_state_table
[VK_RBUTTON
] &= ~0x80;
367 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONUP
: WM_RBUTTONUP
,
368 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
370 if (flags
& MOUSEEVENTF_MIDDLEDOWN
)
372 key_state_table
[VK_MBUTTON
] |= 0xc0;
373 queue_raw_mouse_message( WM_MBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
374 extra_info
, injected_flags
);
376 if (flags
& MOUSEEVENTF_MIDDLEUP
)
378 key_state_table
[VK_MBUTTON
] &= ~0x80;
379 queue_raw_mouse_message( WM_MBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
380 extra_info
, injected_flags
);
382 if (flags
& MOUSEEVENTF_WHEEL
)
384 queue_raw_mouse_message( WM_MOUSEWHEEL
, hwnd
, pt
.x
, pt
.y
, data
, time
,
385 extra_info
, injected_flags
);
387 if (flags
& MOUSEEVENTF_XDOWN
)
389 key_state_table
[VK_XBUTTON1
+ data
- 1] |= 0xc0;
390 queue_raw_mouse_message( WM_XBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
391 extra_info
, injected_flags
);
393 if (flags
& MOUSEEVENTF_XUP
)
395 key_state_table
[VK_XBUTTON1
+ data
- 1] &= ~0x80;
396 queue_raw_mouse_message( WM_XBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
397 extra_info
, injected_flags
);
402 #ifdef SONAME_LIBXCURSOR
404 /***********************************************************************
405 * create_cursor_image
407 * Create an XcursorImage from a CURSORICONINFO
409 static XcursorImage
*create_cursor_image( CURSORICONINFO
*ptr
)
414 unsigned char *and_bits
, *and_ptr
, *xor_bits
, *xor_ptr
;
415 int and_width_bytes
, xor_width_bytes
;
416 XcursorPixel
*pixel_ptr
;
418 BOOL alpha_zero
= TRUE
;
420 and_width_bytes
= ptr
->nWidth
/ 8;
421 xor_width_bytes
= and_width_bytes
* ptr
->bBitsPerPixel
;
423 and_size
= ptr
->nWidth
* ptr
->nHeight
/ 8;
424 and_ptr
= and_bits
= (unsigned char *)(ptr
+ 1);
426 xor_ptr
= xor_bits
= and_ptr
+ and_size
;
428 image
= pXcursorImageCreate( ptr
->nWidth
, ptr
->nHeight
);
429 pixel_ptr
= image
->pixels
;
431 /* Generally 32 bit bitmaps have an alpha channel which is used in favor
432 * of the AND mask. However, if all pixels have alpha = 0x00, the bitmap
433 * is treated like one without alpha and the masks are used. As soon as
434 * one pixel has alpha != 0x00, and the mask ignored as described in the
437 * This is most likely for applications which create the bitmaps with
438 * CreateDIBitmap, which creates a device dependent bitmap, so the format
439 * that arrives when loading depends on the screen's bpp. Apps that were
440 * written at 8 / 16 bpp times do not know about the 32 bit alpha, so
441 * they would get a completely transparent cursor on 32 bit displays.
443 * Non-32 bit bitmaps always use the AND mask
445 if(ptr
->bBitsPerPixel
== 32)
447 for (y
= 0; alpha_zero
&& y
< ptr
->nHeight
; ++y
)
449 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
450 for (x
= 0; x
< ptr
->nWidth
; ++x
)
452 if (xor_ptr
[3] != 0x00)
462 /* On windows, to calculate the color for a pixel, first an AND is done
463 * with the background and the "and" bitmap, then an XOR with the "xor"
464 * bitmap. This means that when the data in the "and" bitmap is 0, the
465 * pixel will get the color as specified in the "xor" bitmap.
466 * However, if the data in the "and" bitmap is 1, the result will be the
467 * background XOR'ed with the value in the "xor" bitmap. In case the "xor"
468 * data is completely black (0x000000) the pixel will become transparent,
469 * in case it's white (0xffffff) the pixel will become the inverse of the
472 * Since we can't support inverting colors, we map the grayscale value of
473 * the "xor" data to the alpha channel, and xor the color with either
476 for (y
= 0; y
< ptr
->nHeight
; ++y
)
478 and_ptr
= and_bits
+ (y
* and_width_bytes
);
479 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
481 for (x
= 0; x
< ptr
->nWidth
; ++x
)
483 /* Xcursor pixel data is in ARGB format, with A in the high byte */
484 switch (ptr
->bBitsPerPixel
)
487 /* BGRA, 8 bits each */
488 *pixel_ptr
= *xor_ptr
++;
489 *pixel_ptr
|= *xor_ptr
++ << 8;
490 *pixel_ptr
|= *xor_ptr
++ << 16;
491 *pixel_ptr
|= *xor_ptr
++ << 24;
495 /* BGR, 8 bits each */
496 *pixel_ptr
= *xor_ptr
++;
497 *pixel_ptr
|= *xor_ptr
++ << 8;
498 *pixel_ptr
|= *xor_ptr
++ << 16;
502 /* BGR, 5 red, 6 green, 5 blue */
503 *pixel_ptr
= *xor_ptr
* 0x1f;
504 *pixel_ptr
|= (*xor_ptr
& 0xe0) << 3;
506 *pixel_ptr
|= (*xor_ptr
& 0x07) << 11;
507 *pixel_ptr
|= (*xor_ptr
& 0xf8) << 13;
511 if (*xor_ptr
& (1 << (7 - (x
& 7)))) *pixel_ptr
= 0xffffff;
513 if ((x
& 7) == 7) ++xor_ptr
;
517 FIXME("Currently no support for cursors with %d bits per pixel\n", ptr
->bBitsPerPixel
);
524 if (~*and_ptr
& (1 << (7 - (x
& 7)))) *pixel_ptr
|= 0xff << 24;
527 int alpha
= (*pixel_ptr
& 0xff) * 0.30f
528 + ((*pixel_ptr
& 0xff00) >> 8) * 0.55f
529 + ((*pixel_ptr
& 0xff0000) >> 16) * 0.15f
;
530 *pixel_ptr
^= ((x
+ y
) % 2) ? 0xffffff : 0x000000;
531 *pixel_ptr
|= alpha
<< 24;
533 if ((x
& 7) == 7) ++and_ptr
;
543 /***********************************************************************
544 * create_xcursor_cursor
546 * Use Xcursor to create an X cursor from a Windows one.
548 static Cursor
create_xcursor_cursor( Display
*display
, CURSORICONINFO
*ptr
)
553 if (!ptr
) /* Create an empty cursor */
555 image
= pXcursorImageCreate( 1, 1 );
558 *(image
->pixels
) = 0;
559 cursor
= pXcursorImageLoadCursor( display
, image
);
560 pXcursorImageDestroy( image
);
565 image
= create_cursor_image( ptr
);
566 if (!image
) return 0;
568 /* Make sure hotspot is valid */
569 image
->xhot
= ptr
->ptHotSpot
.x
;
570 image
->yhot
= ptr
->ptHotSpot
.y
;
571 if (image
->xhot
>= image
->width
||
572 image
->yhot
>= image
->height
)
574 image
->xhot
= image
->width
/ 2;
575 image
->yhot
= image
->height
/ 2;
580 cursor
= pXcursorImageLoadCursor( display
, image
);
581 pXcursorImageDestroy( image
);
586 #endif /* SONAME_LIBXCURSOR */
589 /***********************************************************************
592 * Create an X cursor from a Windows one.
594 static Cursor
create_cursor( Display
*display
, CURSORICONINFO
*ptr
)
596 Pixmap pixmapBits
, pixmapMask
, pixmapMaskInv
= 0, pixmapAll
;
598 Cursor cursor
= None
;
600 char *bitMask32
= NULL
;
602 #ifdef SONAME_LIBXCURSOR
603 if (pXcursorImageLoadCursor
) return create_xcursor_cursor( display
, ptr
);
606 if (!ptr
) /* Create an empty cursor */
608 static const char data
[] = { 0 };
610 bg
.red
= bg
.green
= bg
.blue
= 0x0000;
611 pixmapBits
= XCreateBitmapFromData( display
, root_window
, data
, 1, 1 );
614 cursor
= XCreatePixmapCursor( display
, pixmapBits
, pixmapBits
,
616 XFreePixmap( display
, pixmapBits
);
619 else /* Create the X cursor from the bits */
624 TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
625 ptr
->nWidth
, ptr
->nHeight
, ptr
->bPlanes
, ptr
->bBitsPerPixel
,
628 /* Create a pixmap and transfer all the bits to it */
630 /* NOTE: Following hack works, but only because XFree depth
631 * 1 images really use 1 bit/pixel (and so the same layout
632 * as the Windows cursor data). Perhaps use a more generic
635 /* This pixmap will be written with two bitmaps. The first is
636 * the mask and the second is the image.
638 if (!(pixmapAll
= XCreatePixmap( display
, root_window
,
639 ptr
->nWidth
, ptr
->nHeight
* 2, 1 )))
641 if (!(image
= XCreateImage( display
, visual
,
642 1, ZPixmap
, 0, (char *)(ptr
+ 1), ptr
->nWidth
,
643 ptr
->nHeight
* 2, 16, ptr
->nWidthBytes
/ptr
->bBitsPerPixel
)))
645 XFreePixmap( display
, pixmapAll
);
648 gc
= XCreateGC( display
, pixmapAll
, 0, NULL
);
649 XSetGraphicsExposures( display
, gc
, False
);
650 image
->byte_order
= MSBFirst
;
651 image
->bitmap_bit_order
= MSBFirst
;
652 image
->bitmap_unit
= 16;
653 _XInitImageFuncPtrs(image
);
654 if (ptr
->bPlanes
* ptr
->bBitsPerPixel
== 1)
656 /* A plain old white on black cursor. */
657 fg
.red
= fg
.green
= fg
.blue
= 0xffff;
658 bg
.red
= bg
.green
= bg
.blue
= 0x0000;
659 XPutImage( display
, pixmapAll
, gc
, image
,
660 0, 0, 0, 0, ptr
->nWidth
, ptr
->nHeight
* 2 );
664 int rbits
, gbits
, bbits
, red
, green
, blue
;
665 int rfg
, gfg
, bfg
, rbg
, gbg
, bbg
;
666 int rscale
, gscale
, bscale
;
667 int x
, y
, xmax
, ymax
, byteIndex
, xorIndex
;
668 unsigned char *theMask
, *theImage
, theChar
;
669 int threshold
, fgBits
, bgBits
, bitShifted
;
670 BYTE pXorBits
[128]; /* Up to 32x32 icons */
672 switch (ptr
->bBitsPerPixel
)
675 bitMask32
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
,
676 ptr
->nWidth
* ptr
->nHeight
/ 8 );
691 FIXME("Currently no support for cursors with %d bits per pixel\n",
693 XFreePixmap( display
, pixmapAll
);
694 XFreeGC( display
, gc
);
696 XDestroyImage( image
);
699 /* The location of the mask. */
700 theMask
= (unsigned char *)(ptr
+ 1);
701 /* The mask should still be 1 bit per pixel. The color image
702 * should immediately follow the mask.
704 theImage
= &theMask
[ptr
->nWidth
/8 * ptr
->nHeight
];
705 rfg
= gfg
= bfg
= rbg
= gbg
= bbg
= 0;
710 xmax
= (ptr
->nWidth
> 32) ? 32 : ptr
->nWidth
;
711 if (ptr
->nWidth
> 32) {
712 ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
713 ptr
->nWidth
, ptr
->nHeight
);
715 ymax
= (ptr
->nHeight
> 32) ? 32 : ptr
->nHeight
;
717 memset(pXorBits
, 0, 128);
718 for (y
=0; y
<ymax
; y
++)
720 for (x
=0; x
<xmax
; x
++)
722 red
= green
= blue
= 0;
723 switch (ptr
->bBitsPerPixel
)
726 theChar
= theImage
[byteIndex
++];
728 theChar
= theImage
[byteIndex
++];
730 theChar
= theImage
[byteIndex
++];
732 theChar
= theImage
[byteIndex
++];
733 /* If the alpha channel is >5% transparent,
734 * assume that we can add it to the bitMask32.
737 *(bitMask32
+ (y
*xmax
+x
)/8) |= 1 << (x
& 7);
740 theChar
= theImage
[byteIndex
++];
742 theChar
= theImage
[byteIndex
++];
744 theChar
= theImage
[byteIndex
++];
748 theChar
= theImage
[byteIndex
++];
749 blue
= theChar
& 0x1F;
750 green
= (theChar
& 0xE0) >> 5;
751 theChar
= theImage
[byteIndex
++];
752 green
|= (theChar
& 0x07) << 3;
753 red
= (theChar
& 0xF8) >> 3;
757 if (red
+green
+blue
> threshold
)
763 pXorBits
[xorIndex
] |= bitShifted
;
777 bitShifted
= bitShifted
<< 1;
780 rscale
= 1 << (16 - rbits
);
781 gscale
= 1 << (16 - gbits
);
782 bscale
= 1 << (16 - bbits
);
785 fg
.red
= rfg
* rscale
/ fgBits
;
786 fg
.green
= gfg
* gscale
/ fgBits
;
787 fg
.blue
= bfg
* bscale
/ fgBits
;
789 else fg
.red
= fg
.green
= fg
.blue
= 0;
790 bgBits
= xmax
* ymax
- fgBits
;
793 bg
.red
= rbg
* rscale
/ bgBits
;
794 bg
.green
= gbg
* gscale
/ bgBits
;
795 bg
.blue
= bbg
* bscale
/ bgBits
;
797 else bg
.red
= bg
.green
= bg
.blue
= 0;
798 pixmapBits
= XCreateBitmapFromData( display
, root_window
, (char *)pXorBits
, xmax
, ymax
);
801 HeapFree( GetProcessHeap(), 0, bitMask32
);
802 XFreePixmap( display
, pixmapAll
);
803 XFreeGC( display
, gc
);
805 XDestroyImage( image
);
810 XPutImage( display
, pixmapAll
, gc
, image
,
811 0, 0, 0, 0, ptr
->nWidth
, ptr
->nHeight
);
812 XSetFunction( display
, gc
, GXcopy
);
814 XCopyArea( display
, pixmapBits
, pixmapAll
, gc
,
815 0, 0, xmax
, ymax
, 0, ptr
->nHeight
);
816 XFreePixmap( display
, pixmapBits
);
819 XDestroyImage( image
);
821 /* Now create the 2 pixmaps for bits and mask */
823 pixmapBits
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
824 if (ptr
->bBitsPerPixel
!= 32)
826 pixmapMaskInv
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
827 pixmapMask
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
829 /* Make sure everything went OK so far */
830 if (pixmapBits
&& pixmapMask
&& pixmapMaskInv
)
832 /* We have to do some magic here, as cursors are not fully
833 * compatible between Windows and X11. Under X11, there are
834 * only 3 possible color cursor: black, white and masked. So
835 * we map the 4th Windows color (invert the bits on the screen)
836 * to black and an additional white bit on an other place
837 * (+1,+1). This require some boolean arithmetic:
840 * And Xor Result | Bits Mask Result
841 * 0 0 black | 0 1 background
842 * 0 1 white | 1 1 foreground
843 * 1 0 no change | X 0 no change
844 * 1 1 inverted | 0 1 background
847 * Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
848 * Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
850 * FIXME: apparently some servers do support 'inverted' color.
851 * I don't know if it's correct per the X spec, but maybe we
852 * ought to take advantage of it. -- AJ
854 XSetFunction( display
, gc
, GXcopy
);
855 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
856 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
857 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
858 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
859 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
860 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
861 XSetFunction( display
, gc
, GXand
);
862 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
863 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
864 XSetFunction( display
, gc
, GXandReverse
);
865 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
866 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
867 XSetFunction( display
, gc
, GXorReverse
);
868 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
869 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
870 /* Additional white */
871 XSetFunction( display
, gc
, GXor
);
872 XCopyArea( display
, pixmapMaskInv
, pixmapMask
, gc
,
873 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
874 XCopyArea( display
, pixmapMaskInv
, pixmapBits
, gc
,
875 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
876 XSetFunction( display
, gc
, GXcopy
);
881 pixmapMask
= XCreateBitmapFromData( display
, root_window
,
882 bitMask32
, ptr
->nWidth
,
884 HeapFree( GetProcessHeap(), 0, bitMask32
);
887 /* Make sure hotspot is valid */
888 hotspot
.x
= ptr
->ptHotSpot
.x
;
889 hotspot
.y
= ptr
->ptHotSpot
.y
;
890 if (hotspot
.x
< 0 || hotspot
.x
>= ptr
->nWidth
||
891 hotspot
.y
< 0 || hotspot
.y
>= ptr
->nHeight
)
893 hotspot
.x
= ptr
->nWidth
/ 2;
894 hotspot
.y
= ptr
->nHeight
/ 2;
897 if (pixmapBits
&& pixmapMask
)
898 cursor
= XCreatePixmapCursor( display
, pixmapBits
, pixmapMask
,
899 &fg
, &bg
, hotspot
.x
, hotspot
.y
);
901 /* Now free everything */
903 if (pixmapAll
) XFreePixmap( display
, pixmapAll
);
904 if (pixmapBits
) XFreePixmap( display
, pixmapBits
);
905 if (pixmapMask
) XFreePixmap( display
, pixmapMask
);
906 if (pixmapMaskInv
) XFreePixmap( display
, pixmapMaskInv
);
907 XFreeGC( display
, gc
);
913 /***********************************************************************
914 * SetCursor (X11DRV.@)
916 void X11DRV_SetCursor( CURSORICONINFO
*lpCursor
)
918 struct x11drv_thread_data
*data
= x11drv_init_thread_data();
922 TRACE("%ux%u, planes %u, bpp %u\n",
923 lpCursor
->nWidth
, lpCursor
->nHeight
, lpCursor
->bPlanes
, lpCursor
->bBitsPerPixel
);
927 /* set the same cursor for all top-level windows of the current thread */
930 cursor
= create_cursor( data
->display
, lpCursor
);
933 if (data
->cursor
) XFreeCursor( data
->display
, data
->cursor
);
934 data
->cursor
= cursor
;
935 if (data
->cursor_window
)
937 XDefineCursor( data
->display
, data
->cursor_window
, cursor
);
938 /* Make the change take effect immediately */
939 XFlush( data
->display
);
945 /***********************************************************************
946 * SetCursorPos (X11DRV.@)
948 BOOL
X11DRV_SetCursorPos( INT x
, INT y
)
950 Display
*display
= thread_init_display();
953 TRACE( "warping to (%d,%d)\n", x
, y
);
956 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
)
959 /* We still need to generate WM_MOUSEMOVE */
960 queue_raw_mouse_message( WM_MOUSEMOVE
, NULL
, x
, y
, 0, GetCurrentTime(), 0, 0 );
965 clip_point_to_rect( &cursor_clip
, &pt
);
966 XWarpPointer( display
, root_window
, root_window
, 0, 0, 0, 0,
967 pt
.x
- virtual_screen_rect
.left
, pt
.y
- virtual_screen_rect
.top
);
968 XFlush( display
); /* avoids bad mouse lag in games that do their own mouse warping */
974 /***********************************************************************
975 * GetCursorPos (X11DRV.@)
977 BOOL
X11DRV_GetCursorPos(LPPOINT pos
)
979 Display
*display
= thread_init_display();
981 int rootX
, rootY
, winX
, winY
;
985 if ((GetTickCount() - last_time_modified
> 100) &&
986 XQueryPointer( display
, root_window
, &root
, &child
,
987 &rootX
, &rootY
, &winX
, &winY
, &xstate
))
989 update_button_state( xstate
);
990 winX
+= virtual_screen_rect
.left
;
991 winY
+= virtual_screen_rect
.top
;
992 TRACE("pointer at (%d,%d)\n", winX
, winY
);
1002 /***********************************************************************
1003 * ClipCursor (X11DRV.@)
1005 * Set the cursor clipping rectangle.
1007 BOOL
X11DRV_ClipCursor( LPCRECT clip
)
1009 if (!IntersectRect( &cursor_clip
, &virtual_screen_rect
, clip
))
1010 cursor_clip
= virtual_screen_rect
;
1015 /***********************************************************************
1016 * X11DRV_ButtonPress
1018 void X11DRV_ButtonPress( HWND hwnd
, XEvent
*xev
)
1020 XButtonEvent
*event
= &xev
->xbutton
;
1021 int buttonNum
= event
->button
- 1;
1025 if (buttonNum
>= NB_BUTTONS
) return;
1031 wData
= WHEEL_DELTA
;
1034 wData
= -WHEEL_DELTA
;
1050 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1052 X11DRV_send_mouse_input( hwnd
, button_down_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1053 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1057 /***********************************************************************
1058 * X11DRV_ButtonRelease
1060 void X11DRV_ButtonRelease( HWND hwnd
, XEvent
*xev
)
1062 XButtonEvent
*event
= &xev
->xbutton
;
1063 int buttonNum
= event
->button
- 1;
1067 if (buttonNum
>= NB_BUTTONS
|| !button_up_flags
[buttonNum
]) return;
1086 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1088 X11DRV_send_mouse_input( hwnd
, button_up_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1089 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1093 /***********************************************************************
1094 * X11DRV_MotionNotify
1096 void X11DRV_MotionNotify( HWND hwnd
, XEvent
*xev
)
1098 XMotionEvent
*event
= &xev
->xmotion
;
1101 TRACE("hwnd %p, event->is_hint %d\n", hwnd
, event
->is_hint
);
1105 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1107 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1108 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1112 /***********************************************************************
1113 * X11DRV_EnterNotify
1115 void X11DRV_EnterNotify( HWND hwnd
, XEvent
*xev
)
1117 XCrossingEvent
*event
= &xev
->xcrossing
;
1120 TRACE("hwnd %p, event->detail %d\n", hwnd
, event
->detail
);
1123 if (event
->detail
== NotifyVirtual
|| event
->detail
== NotifyNonlinearVirtual
) return;
1124 if (event
->window
== x11drv_thread_data()->grab_window
) return;
1126 /* simulate a mouse motion event */
1127 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1129 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1130 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );