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 7 /* Windows can handle 5 buttons and the wheel too */
62 static const UINT button_down_flags
[NB_BUTTONS
] =
65 MOUSEEVENTF_MIDDLEDOWN
,
66 MOUSEEVENTF_RIGHTDOWN
,
73 static const UINT button_up_flags
[NB_BUTTONS
] =
85 static DWORD last_time_modified
;
86 static RECT cursor_clip
; /* Cursor clipping rect */
88 BOOL
X11DRV_SetCursorPos( INT x
, INT y
);
91 /***********************************************************************
94 * Load the Xcursor library for use.
96 void X11DRV_Xcursor_Init(void)
98 #ifdef SONAME_LIBXCURSOR
99 xcursor_handle
= wine_dlopen(SONAME_LIBXCURSOR
, RTLD_NOW
, NULL
, 0);
100 if (!xcursor_handle
) /* wine_dlopen failed. */
102 WARN("Xcursor failed to load. Using fallback code.\n");
105 #define LOAD_FUNCPTR(f) \
106 p##f = wine_dlsym(xcursor_handle, #f, NULL, 0)
108 LOAD_FUNCPTR(XcursorImageCreate
);
109 LOAD_FUNCPTR(XcursorImageDestroy
);
110 LOAD_FUNCPTR(XcursorImageLoadCursor
);
112 #endif /* SONAME_LIBXCURSOR */
116 /***********************************************************************
119 * get the coordinates of a mouse event
121 static inline void get_coords( HWND hwnd
, Window window
, int x
, int y
, POINT
*pt
)
123 struct x11drv_win_data
*data
= X11DRV_get_win_data( hwnd
);
127 if (window
== data
->client_window
)
129 pt
->x
= x
+ data
->client_rect
.left
;
130 pt
->y
= y
+ data
->client_rect
.top
;
134 pt
->x
= x
+ data
->whole_rect
.left
;
135 pt
->y
= y
+ data
->whole_rect
.top
;
139 /***********************************************************************
142 * Clip point to the provided rectangle
144 static inline void clip_point_to_rect( LPCRECT rect
, LPPOINT pt
)
146 if (pt
->x
< rect
->left
) pt
->x
= rect
->left
;
147 else if (pt
->x
>= rect
->right
) pt
->x
= rect
->right
- 1;
148 if (pt
->y
< rect
->top
) pt
->y
= rect
->top
;
149 else if (pt
->y
>= rect
->bottom
) pt
->y
= rect
->bottom
- 1;
152 /***********************************************************************
153 * update_button_state
155 * Update the button state with what X provides us
157 static inline void update_button_state( unsigned int state
)
159 key_state_table
[VK_LBUTTON
] = (state
& Button1Mask
? 0x80 : 0);
160 key_state_table
[VK_MBUTTON
] = (state
& Button2Mask
? 0x80 : 0);
161 key_state_table
[VK_RBUTTON
] = (state
& Button3Mask
? 0x80 : 0);
162 /* X-buttons are not reported from XQueryPointer */
166 /***********************************************************************
169 * Update the various window states on a mouse event.
171 static void update_mouse_state( HWND hwnd
, Window window
, int x
, int y
, unsigned int state
, POINT
*pt
)
173 struct x11drv_thread_data
*data
= x11drv_thread_data();
175 get_coords( hwnd
, window
, x
, y
, pt
);
177 /* update the cursor */
179 if (data
->cursor_window
!= window
)
181 data
->cursor_window
= window
;
183 if (data
->cursor
) XDefineCursor( data
->display
, window
, data
->cursor
);
187 /* update the wine server Z-order */
189 if (window
!= data
->grab_window
&&
190 /* ignore event if a button is pressed, since the mouse is then grabbed too */
191 !(state
& (Button1Mask
|Button2Mask
|Button3Mask
|Button4Mask
|Button5Mask
|Button6Mask
|Button7Mask
)))
193 SERVER_START_REQ( update_window_zorder
)
196 req
->rect
.left
= pt
->x
;
197 req
->rect
.top
= pt
->y
;
198 req
->rect
.right
= pt
->x
+ 1;
199 req
->rect
.bottom
= pt
->y
+ 1;
200 wine_server_call( req
);
207 /***********************************************************************
210 static WORD
get_key_state(void)
214 if (GetSystemMetrics( SM_SWAPBUTTON
))
216 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
217 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
221 if (key_state_table
[VK_LBUTTON
] & 0x80) ret
|= MK_LBUTTON
;
222 if (key_state_table
[VK_RBUTTON
] & 0x80) ret
|= MK_RBUTTON
;
224 if (key_state_table
[VK_MBUTTON
] & 0x80) ret
|= MK_MBUTTON
;
225 if (key_state_table
[VK_SHIFT
] & 0x80) ret
|= MK_SHIFT
;
226 if (key_state_table
[VK_CONTROL
] & 0x80) ret
|= MK_CONTROL
;
227 if (key_state_table
[VK_XBUTTON1
] & 0x80) ret
|= MK_XBUTTON1
;
228 if (key_state_table
[VK_XBUTTON2
] & 0x80) ret
|= MK_XBUTTON2
;
233 /***********************************************************************
234 * queue_raw_mouse_message
236 static void queue_raw_mouse_message( UINT message
, HWND hwnd
, DWORD x
, DWORD y
,
237 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
243 hook
.mouseData
= MAKELONG( 0, data
);
244 hook
.flags
= injected_flags
;
246 hook
.dwExtraInfo
= extra_info
;
248 last_time_modified
= GetTickCount();
249 if (HOOK_CallHooks( WH_MOUSE_LL
, HC_ACTION
, message
, (LPARAM
)&hook
, TRUE
)) return;
251 SERVER_START_REQ( send_hardware_message
)
253 req
->id
= (injected_flags
& LLMHF_INJECTED
) ? 0 : GetCurrentThreadId();
256 req
->wparam
= MAKEWPARAM( get_key_state(), data
);
261 req
->info
= extra_info
;
262 wine_server_call( req
);
269 /***********************************************************************
270 * X11DRV_send_mouse_input
272 void X11DRV_send_mouse_input( HWND hwnd
, DWORD flags
, DWORD x
, DWORD y
,
273 DWORD data
, DWORD time
, DWORD extra_info
, UINT injected_flags
)
277 if (flags
& MOUSEEVENTF_MOVE
&& flags
& MOUSEEVENTF_ABSOLUTE
)
279 if (injected_flags
& LLMHF_INJECTED
)
281 pt
.x
= (x
* screen_width
) >> 16;
282 pt
.y
= (y
* screen_height
) >> 16;
289 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
&&
290 (flags
& ~(MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
)))
291 flags
&= ~MOUSEEVENTF_MOVE
;
295 else if (flags
& MOUSEEVENTF_MOVE
)
297 int accel
[3], xMult
= 1, yMult
= 1;
299 /* dx and dy can be negative numbers for relative movements */
300 SystemParametersInfoW(SPI_GETMOUSE
, 0, accel
, 0);
302 if (abs(x
) > accel
[0] && accel
[2] != 0)
305 if ((abs(x
) > accel
[1]) && (accel
[2] == 2)) xMult
= 4;
307 if (abs(y
) > accel
[0] && accel
[2] != 0)
310 if ((abs(y
) > accel
[1]) && (accel
[2] == 2)) yMult
= 4;
314 pt
.x
= cursor_pos
.x
+ (long)x
* xMult
;
315 pt
.y
= cursor_pos
.y
+ (long)y
* yMult
;
325 if (flags
& MOUSEEVENTF_MOVE
)
327 queue_raw_mouse_message( WM_MOUSEMOVE
, hwnd
, pt
.x
, pt
.y
, data
, time
,
328 extra_info
, injected_flags
);
329 if ((injected_flags
& LLMHF_INJECTED
) &&
330 ((flags
& MOUSEEVENTF_ABSOLUTE
) || x
|| y
)) /* we have to actually move the cursor */
332 X11DRV_SetCursorPos( pt
.x
, pt
.y
);
337 clip_point_to_rect( &cursor_clip
, &pt
);
342 if (flags
& MOUSEEVENTF_LEFTDOWN
)
344 key_state_table
[VK_LBUTTON
] |= 0xc0;
345 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONDOWN
: WM_LBUTTONDOWN
,
346 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
348 if (flags
& MOUSEEVENTF_LEFTUP
)
350 key_state_table
[VK_LBUTTON
] &= ~0x80;
351 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_RBUTTONUP
: WM_LBUTTONUP
,
352 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
354 if (flags
& MOUSEEVENTF_RIGHTDOWN
)
356 key_state_table
[VK_RBUTTON
] |= 0xc0;
357 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONDOWN
: WM_RBUTTONDOWN
,
358 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
360 if (flags
& MOUSEEVENTF_RIGHTUP
)
362 key_state_table
[VK_RBUTTON
] &= ~0x80;
363 queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON
) ? WM_LBUTTONUP
: WM_RBUTTONUP
,
364 hwnd
, pt
.x
, pt
.y
, data
, time
, extra_info
, injected_flags
);
366 if (flags
& MOUSEEVENTF_MIDDLEDOWN
)
368 key_state_table
[VK_MBUTTON
] |= 0xc0;
369 queue_raw_mouse_message( WM_MBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
370 extra_info
, injected_flags
);
372 if (flags
& MOUSEEVENTF_MIDDLEUP
)
374 key_state_table
[VK_MBUTTON
] &= ~0x80;
375 queue_raw_mouse_message( WM_MBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
376 extra_info
, injected_flags
);
378 if (flags
& MOUSEEVENTF_WHEEL
)
380 queue_raw_mouse_message( WM_MOUSEWHEEL
, hwnd
, pt
.x
, pt
.y
, data
, time
,
381 extra_info
, injected_flags
);
383 if (flags
& MOUSEEVENTF_XDOWN
)
385 key_state_table
[VK_XBUTTON1
+ data
- 1] |= 0xc0;
386 queue_raw_mouse_message( WM_XBUTTONDOWN
, hwnd
, pt
.x
, pt
.y
, data
, time
,
387 extra_info
, injected_flags
);
389 if (flags
& MOUSEEVENTF_XUP
)
391 key_state_table
[VK_XBUTTON1
+ data
- 1] &= ~0x80;
392 queue_raw_mouse_message( WM_XBUTTONUP
, hwnd
, pt
.x
, pt
.y
, data
, time
,
393 extra_info
, injected_flags
);
398 #ifdef SONAME_LIBXCURSOR
400 /***********************************************************************
401 * create_cursor_image
403 * Create an XcursorImage from a CURSORICONINFO
405 static XcursorImage
*create_cursor_image( CURSORICONINFO
*ptr
)
409 int and_size
, xor_size
;
410 unsigned char *and_bits
, *and_ptr
, *xor_bits
, *xor_ptr
;
411 int and_width_bytes
, xor_width_bytes
;
412 XcursorPixel
*pixel_ptr
;
414 BOOL alpha_zero
= TRUE
;
416 ymax
= (ptr
->nHeight
> 32) ? 32 : ptr
->nHeight
;
417 xmax
= (ptr
->nWidth
> 32) ? 32 : ptr
->nWidth
;
419 and_width_bytes
= xmax
/ 8;
420 xor_width_bytes
= and_width_bytes
* ptr
->bBitsPerPixel
;
422 and_size
= ptr
->nWidth
* ptr
->nHeight
/ 8;
423 and_ptr
= and_bits
= (unsigned char *)(ptr
+ 1);
425 xor_size
= xor_width_bytes
* ptr
->nHeight
;
426 xor_ptr
= xor_bits
= and_ptr
+ and_size
;
428 image
= pXcursorImageCreate( xmax
, ymax
);
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
< ymax
; ++y
)
449 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
450 for (x
= 0; x
< xmax
; ++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
< ymax
; ++y
)
478 and_ptr
= and_bits
+ (y
* and_width_bytes
);
479 xor_ptr
= xor_bits
+ (y
* xor_width_bytes
);
481 for (x
= 0; x
< xmax
; ++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
, bitIndex
, 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;
711 xmax
= (ptr
->nWidth
> 32) ? 32 : ptr
->nWidth
;
712 if (ptr
->nWidth
> 32) {
713 ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
714 ptr
->nWidth
, ptr
->nHeight
);
716 ymax
= (ptr
->nHeight
> 32) ? 32 : ptr
->nHeight
;
718 memset(pXorBits
, 0, 128);
719 for (y
=0; y
<ymax
; y
++)
721 for (x
=0; x
<xmax
; x
++)
723 red
= green
= blue
= 0;
724 switch (ptr
->bBitsPerPixel
)
727 theChar
= theImage
[byteIndex
++];
729 theChar
= theImage
[byteIndex
++];
731 theChar
= theImage
[byteIndex
++];
733 theChar
= theImage
[byteIndex
++];
734 /* If the alpha channel is >5% transparent,
735 * assume that we can add it to the bitMask32.
738 *(bitMask32
+ (y
*xmax
+x
)/8) |= 1 << (x
& 7);
741 theChar
= theImage
[byteIndex
++];
743 theChar
= theImage
[byteIndex
++];
745 theChar
= theImage
[byteIndex
++];
749 theChar
= theImage
[byteIndex
++];
750 blue
= theChar
& 0x1F;
751 green
= (theChar
& 0xE0) >> 5;
752 theChar
= theImage
[byteIndex
++];
753 green
|= (theChar
& 0x07) << 3;
754 red
= (theChar
& 0xF8) >> 3;
758 if (red
+green
+blue
> threshold
)
764 pXorBits
[xorIndex
] |= bitShifted
;
778 bitShifted
= bitShifted
<< 1;
781 rscale
= 1 << (16 - rbits
);
782 gscale
= 1 << (16 - gbits
);
783 bscale
= 1 << (16 - bbits
);
786 fg
.red
= rfg
* rscale
/ fgBits
;
787 fg
.green
= gfg
* gscale
/ fgBits
;
788 fg
.blue
= bfg
* bscale
/ fgBits
;
790 else fg
.red
= fg
.green
= fg
.blue
= 0;
791 bgBits
= xmax
* ymax
- fgBits
;
794 bg
.red
= rbg
* rscale
/ bgBits
;
795 bg
.green
= gbg
* gscale
/ bgBits
;
796 bg
.blue
= bbg
* bscale
/ bgBits
;
798 else bg
.red
= bg
.green
= bg
.blue
= 0;
799 pixmapBits
= XCreateBitmapFromData( display
, root_window
, (char *)pXorBits
, xmax
, ymax
);
802 HeapFree( GetProcessHeap(), 0, bitMask32
);
803 XFreePixmap( display
, pixmapAll
);
804 XFreeGC( display
, gc
);
806 XDestroyImage( image
);
811 XPutImage( display
, pixmapAll
, gc
, image
,
812 0, 0, 0, 0, ptr
->nWidth
, ptr
->nHeight
);
813 XSetFunction( display
, gc
, GXcopy
);
815 XCopyArea( display
, pixmapBits
, pixmapAll
, gc
,
816 0, 0, xmax
, ymax
, 0, ptr
->nHeight
);
817 XFreePixmap( display
, pixmapBits
);
820 XDestroyImage( image
);
822 /* Now create the 2 pixmaps for bits and mask */
824 pixmapBits
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
825 if (ptr
->bBitsPerPixel
!= 32)
827 pixmapMaskInv
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
828 pixmapMask
= XCreatePixmap( display
, root_window
, ptr
->nWidth
, ptr
->nHeight
, 1 );
830 /* Make sure everything went OK so far */
831 if (pixmapBits
&& pixmapMask
&& pixmapMaskInv
)
833 /* We have to do some magic here, as cursors are not fully
834 * compatible between Windows and X11. Under X11, there are
835 * only 3 possible color cursor: black, white and masked. So
836 * we map the 4th Windows color (invert the bits on the screen)
837 * to black and an additional white bit on an other place
838 * (+1,+1). This require some boolean arithmetic:
841 * And Xor Result | Bits Mask Result
842 * 0 0 black | 0 1 background
843 * 0 1 white | 1 1 foreground
844 * 1 0 no change | X 0 no change
845 * 1 1 inverted | 0 1 background
848 * Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
849 * Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
851 * FIXME: apparently some servers do support 'inverted' color.
852 * I don't know if it's correct per the X spec, but maybe we
853 * ought to take advantage of it. -- AJ
855 XSetFunction( display
, gc
, GXcopy
);
856 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
857 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
858 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
859 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
860 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
861 0, 0, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
862 XSetFunction( display
, gc
, GXand
);
863 XCopyArea( display
, pixmapAll
, pixmapMaskInv
, gc
,
864 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
865 XSetFunction( display
, gc
, GXandReverse
);
866 XCopyArea( display
, pixmapAll
, pixmapBits
, gc
,
867 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
868 XSetFunction( display
, gc
, GXorReverse
);
869 XCopyArea( display
, pixmapAll
, pixmapMask
, gc
,
870 0, ptr
->nHeight
, ptr
->nWidth
, ptr
->nHeight
, 0, 0 );
871 /* Additional white */
872 XSetFunction( display
, gc
, GXor
);
873 XCopyArea( display
, pixmapMaskInv
, pixmapMask
, gc
,
874 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
875 XCopyArea( display
, pixmapMaskInv
, pixmapBits
, gc
,
876 0, 0, ptr
->nWidth
, ptr
->nHeight
, 1, 1 );
877 XSetFunction( display
, gc
, GXcopy
);
882 pixmapMask
= XCreateBitmapFromData( display
, root_window
,
883 bitMask32
, ptr
->nWidth
,
885 HeapFree( GetProcessHeap(), 0, bitMask32
);
888 /* Make sure hotspot is valid */
889 hotspot
.x
= ptr
->ptHotSpot
.x
;
890 hotspot
.y
= ptr
->ptHotSpot
.y
;
891 if (hotspot
.x
< 0 || hotspot
.x
>= ptr
->nWidth
||
892 hotspot
.y
< 0 || hotspot
.y
>= ptr
->nHeight
)
894 hotspot
.x
= ptr
->nWidth
/ 2;
895 hotspot
.y
= ptr
->nHeight
/ 2;
898 if (pixmapBits
&& pixmapMask
)
899 cursor
= XCreatePixmapCursor( display
, pixmapBits
, pixmapMask
,
900 &fg
, &bg
, hotspot
.x
, hotspot
.y
);
902 /* Now free everything */
904 if (pixmapAll
) XFreePixmap( display
, pixmapAll
);
905 if (pixmapBits
) XFreePixmap( display
, pixmapBits
);
906 if (pixmapMask
) XFreePixmap( display
, pixmapMask
);
907 if (pixmapMaskInv
) XFreePixmap( display
, pixmapMaskInv
);
908 XFreeGC( display
, gc
);
914 /***********************************************************************
915 * SetCursor (X11DRV.@)
917 void X11DRV_SetCursor( CURSORICONINFO
*lpCursor
)
919 struct x11drv_thread_data
*data
= x11drv_thread_data();
923 TRACE("%ux%u, planes %u, bpp %u\n",
924 lpCursor
->nWidth
, lpCursor
->nHeight
, lpCursor
->bPlanes
, lpCursor
->bBitsPerPixel
);
928 /* set the same cursor for all top-level windows of the current thread */
931 cursor
= create_cursor( data
->display
, lpCursor
);
934 if (data
->cursor
) XFreeCursor( data
->display
, data
->cursor
);
935 data
->cursor
= cursor
;
936 if (data
->cursor_window
)
938 XDefineCursor( data
->display
, data
->cursor_window
, cursor
);
939 /* Make the change take effect immediately */
940 XFlush( data
->display
);
946 /***********************************************************************
947 * SetCursorPos (X11DRV.@)
949 BOOL
X11DRV_SetCursorPos( INT x
, INT y
)
951 Display
*display
= thread_display();
954 TRACE( "warping to (%d,%d)\n", x
, y
);
957 if (cursor_pos
.x
== x
&& cursor_pos
.y
== y
)
960 /* We still need to generate WM_MOUSEMOVE */
961 queue_raw_mouse_message( WM_MOUSEMOVE
, NULL
, x
, y
, 0, GetCurrentTime(), 0, 0 );
966 clip_point_to_rect( &cursor_clip
, &pt
);
967 XWarpPointer( display
, root_window
, root_window
, 0, 0, 0, 0,
968 pt
.x
- virtual_screen_rect
.left
, pt
.y
- virtual_screen_rect
.top
);
969 XFlush( display
); /* avoids bad mouse lag in games that do their own mouse warping */
975 /***********************************************************************
976 * GetCursorPos (X11DRV.@)
978 BOOL
X11DRV_GetCursorPos(LPPOINT pos
)
980 Display
*display
= thread_display();
982 int rootX
, rootY
, winX
, winY
;
986 if ((GetTickCount() - last_time_modified
> 100) &&
987 XQueryPointer( display
, root_window
, &root
, &child
,
988 &rootX
, &rootY
, &winX
, &winY
, &xstate
))
990 update_button_state( xstate
);
991 winX
+= virtual_screen_rect
.left
;
992 winY
+= virtual_screen_rect
.top
;
993 TRACE("pointer at (%d,%d)\n", winX
, winY
);
1003 /***********************************************************************
1004 * ClipCursor (X11DRV.@)
1006 * Set the cursor clipping rectangle.
1008 BOOL
X11DRV_ClipCursor( LPCRECT clip
)
1010 if (!IntersectRect( &cursor_clip
, &virtual_screen_rect
, clip
))
1011 cursor_clip
= virtual_screen_rect
;
1016 /***********************************************************************
1017 * X11DRV_ButtonPress
1019 void X11DRV_ButtonPress( HWND hwnd
, XEvent
*xev
)
1021 XButtonEvent
*event
= &xev
->xbutton
;
1022 int buttonNum
= event
->button
- 1;
1026 if (buttonNum
>= NB_BUTTONS
) return;
1032 wData
= WHEEL_DELTA
;
1035 wData
= -WHEEL_DELTA
;
1045 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1047 X11DRV_send_mouse_input( hwnd
, button_down_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1048 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1052 /***********************************************************************
1053 * X11DRV_ButtonRelease
1055 void X11DRV_ButtonRelease( HWND hwnd
, XEvent
*xev
)
1057 XButtonEvent
*event
= &xev
->xbutton
;
1058 int buttonNum
= event
->button
- 1;
1062 if (buttonNum
>= NB_BUTTONS
|| !button_up_flags
[buttonNum
]) return;
1075 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1077 X11DRV_send_mouse_input( hwnd
, button_up_flags
[buttonNum
] | MOUSEEVENTF_ABSOLUTE
| MOUSEEVENTF_MOVE
,
1078 pt
.x
, pt
.y
, wData
, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1082 /***********************************************************************
1083 * X11DRV_MotionNotify
1085 void X11DRV_MotionNotify( HWND hwnd
, XEvent
*xev
)
1087 XMotionEvent
*event
= &xev
->xmotion
;
1090 TRACE("hwnd %p, event->is_hint %d\n", hwnd
, event
->is_hint
);
1094 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1096 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1097 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );
1101 /***********************************************************************
1102 * X11DRV_EnterNotify
1104 void X11DRV_EnterNotify( HWND hwnd
, XEvent
*xev
)
1106 XCrossingEvent
*event
= &xev
->xcrossing
;
1109 TRACE("hwnd %p, event->detail %d\n", hwnd
, event
->detail
);
1112 if (event
->detail
== NotifyVirtual
|| event
->detail
== NotifyNonlinearVirtual
) return;
1114 /* simulate a mouse motion event */
1115 update_mouse_state( hwnd
, event
->window
, event
->x
, event
->y
, event
->state
, &pt
);
1117 X11DRV_send_mouse_input( hwnd
, MOUSEEVENTF_MOVE
| MOUSEEVENTF_ABSOLUTE
,
1118 pt
.x
, pt
.y
, 0, EVENT_x11_time_to_win32_time(event
->time
), 0, 0 );