4 * Copyright 1998 Ulrich Weigand
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #ifdef HAVE_LIBXXF86DGA2
25 #include "ts_xf86dga2.h"
29 #include "wine/winuser16.h"
32 #include "wine/debug.h"
34 WINE_DEFAULT_DEBUG_CHANNEL(cursor);
36 /**********************************************************************/
38 #define NB_BUTTONS 5 /* Windows can handle 3 buttons and the wheel too */
40 static const UINT button_down_flags[NB_BUTTONS] =
43 MOUSEEVENTF_MIDDLEDOWN,
44 MOUSEEVENTF_RIGHTDOWN,
49 static const UINT button_up_flags[NB_BUTTONS] =
58 static BYTE *pKeyStateTable;
61 /***********************************************************************
64 * get the coordinates of a mouse event
66 static void get_coords( HWND *hwnd, Window window, int x, int y, POINT *pt )
68 struct x11drv_win_data *data;
71 if (!(win = WIN_GetPtr( *hwnd )) || win == WND_OTHER_PROCESS) return;
72 data = win->pDriverData;
74 if (window == data->whole_window)
76 x -= data->client_rect.left;
77 y -= data->client_rect.top;
79 WIN_ReleasePtr( win );
83 if (*hwnd != GetDesktopWindow())
85 ClientToScreen( *hwnd, pt );
86 *hwnd = GetAncestor( *hwnd, GA_ROOT );
91 /***********************************************************************
94 * Update the key state with what X provides us
96 static void update_key_state( unsigned int state )
98 pKeyStateTable[VK_LBUTTON] = (state & Button1Mask ? 0x80 : 0);
99 pKeyStateTable[VK_MBUTTON] = (state & Button2Mask ? 0x80 : 0);
100 pKeyStateTable[VK_RBUTTON] = (state & Button3Mask ? 0x80 : 0);
101 pKeyStateTable[VK_SHIFT] = (state & ShiftMask ? 0x80 : 0);
102 pKeyStateTable[VK_CONTROL] = (state & ControlMask ? 0x80 : 0);
106 /***********************************************************************
109 static void send_mouse_event( HWND hwnd, DWORD flags, DWORD posX, DWORD posY,
110 DWORD data, Time time )
114 TRACE("(%04lX,%ld,%ld)\n", flags, posX, posY );
116 if (flags & MOUSEEVENTF_ABSOLUTE)
118 int width = GetSystemMetrics( SM_CXSCREEN );
119 int height = GetSystemMetrics( SM_CYSCREEN );
120 /* Relative mouse movements seem not to be scaled as absolute ones */
121 posX = (((long)posX << 16) + width-1) / width;
122 posY = (((long)posY << 16) + height-1) / height;
125 input.type = WINE_INTERNAL_INPUT_MOUSE;
126 input.u.mi.dx = posX;
127 input.u.mi.dy = posY;
128 input.u.mi.mouseData = data;
129 input.u.mi.dwFlags = flags;
130 input.u.mi.time = time - X11DRV_server_startticks;
131 input.u.mi.dwExtraInfo = (ULONG_PTR)hwnd;
132 SendInput( 1, &input, sizeof(input) );
136 /***********************************************************************
139 Cursor X11DRV_GetCursor( Display *display, CURSORICONINFO *ptr )
141 Pixmap pixmapBits, pixmapMask, pixmapMaskInv, pixmapAll;
143 Cursor cursor = None;
145 if (!ptr) /* Create an empty cursor */
147 static const char data[] = { 0 };
149 bg.red = bg.green = bg.blue = 0x0000;
150 pixmapBits = XCreateBitmapFromData( display, root_window, data, 1, 1 );
153 cursor = XCreatePixmapCursor( display, pixmapBits, pixmapBits,
155 XFreePixmap( display, pixmapBits );
158 else /* Create the X cursor from the bits */
163 TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
164 ptr->nWidth, ptr->nHeight, ptr->bPlanes, ptr->bBitsPerPixel,
166 /* Create a pixmap and transfer all the bits to it */
168 /* NOTE: Following hack works, but only because XFree depth
169 * 1 images really use 1 bit/pixel (and so the same layout
170 * as the Windows cursor data). Perhaps use a more generic
173 /* This pixmap will be written with two bitmaps. The first is
174 * the mask and the second is the image.
176 if (!(pixmapAll = XCreatePixmap( display, root_window,
177 ptr->nWidth, ptr->nHeight * 2, 1 )))
179 if (!(image = XCreateImage( display, visual,
180 1, ZPixmap, 0, (char *)(ptr + 1), ptr->nWidth,
181 ptr->nHeight * 2, 16, ptr->nWidthBytes/ptr->bBitsPerPixel)))
183 XFreePixmap( display, pixmapAll );
186 gc = XCreateGC( display, pixmapAll, 0, NULL );
187 XSetGraphicsExposures( display, gc, False );
188 image->byte_order = MSBFirst;
189 image->bitmap_bit_order = MSBFirst;
190 image->bitmap_unit = 16;
191 _XInitImageFuncPtrs(image);
192 if (ptr->bPlanes * ptr->bBitsPerPixel == 1)
194 /* A plain old white on black cursor. */
195 fg.red = fg.green = fg.blue = 0xffff;
196 bg.red = bg.green = bg.blue = 0x0000;
197 XPutImage( display, pixmapAll, gc, image,
198 0, 0, 0, 0, ptr->nWidth, ptr->nHeight * 2 );
202 int rbits, gbits, bbits, red, green, blue;
203 int rfg, gfg, bfg, rbg, gbg, bbg;
204 int rscale, gscale, bscale;
205 int x, y, xmax, ymax, bitIndex, byteIndex, xorIndex;
206 unsigned char *theMask, *theImage, theChar;
207 int threshold, fgBits, bgBits, bitShifted;
208 BYTE pXorBits[128]; /* Up to 32x32 icons */
210 switch (ptr->bBitsPerPixel)
219 FIXME("Currently no support for cursors with %d bits per pixel\n",
221 XFreePixmap( display, pixmapAll );
222 XFreeGC( display, gc );
224 XDestroyImage( image );
227 /* The location of the mask. */
228 theMask = (char *)(ptr + 1);
229 /* The mask should still be 1 bit per pixel. The color image
230 * should immediately follow the mask.
232 theImage = &theMask[ptr->nWidth/8 * ptr->nHeight];
233 rfg = gfg = bfg = rbg = gbg = bbg = 0;
239 xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
240 if (ptr->nWidth > 32) {
241 ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
242 ptr->nWidth, ptr->nHeight);
244 ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
246 memset(pXorBits, 0, 128);
247 for (y=0; y<ymax; y++)
249 for (x=0; x<xmax; x++)
251 theChar = theImage[byteIndex++];
252 red = green = blue = 0;
254 theChar = theImage[byteIndex++];
256 theChar = theImage[byteIndex++];
258 if (red+green+blue > threshold)
264 pXorBits[xorIndex] |= bitShifted;
278 bitShifted = bitShifted << 1;
281 rscale = 1 << (16 - rbits);
282 gscale = 1 << (16 - gbits);
283 bscale = 1 << (16 - bbits);
284 fg.red = rfg * rscale / fgBits;
285 fg.green = gfg * gscale / fgBits;
286 fg.blue = bfg * bscale / fgBits;
287 bgBits = xmax * ymax - fgBits;
288 bg.red = rbg * rscale / bgBits;
289 bg.green = gbg * gscale / bgBits;
290 bg.blue = bbg * bscale / bgBits;
291 pixmapBits = XCreateBitmapFromData( display, root_window, pXorBits, xmax, ymax );
294 XFreePixmap( display, pixmapAll );
295 XFreeGC( display, gc );
297 XDestroyImage( image );
302 XPutImage( display, pixmapAll, gc, image,
303 0, 0, 0, 0, ptr->nWidth, ptr->nHeight );
304 XSetFunction( display, gc, GXcopy );
306 XCopyArea( display, pixmapBits, pixmapAll, gc,
307 0, 0, xmax, ymax, 0, ptr->nHeight );
308 XFreePixmap( display, pixmapBits );
311 XDestroyImage( image );
313 /* Now create the 2 pixmaps for bits and mask */
315 pixmapBits = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
316 pixmapMask = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
317 pixmapMaskInv = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
319 /* Make sure everything went OK so far */
321 if (pixmapBits && pixmapMask && pixmapMaskInv)
323 /* We have to do some magic here, as cursors are not fully
324 * compatible between Windows and X11. Under X11, there
325 * are only 3 possible color cursor: black, white and
326 * masked. So we map the 4th Windows color (invert the
327 * bits on the screen) to black and an additional white bit on
328 * an other place (+1,+1). This require some boolean arithmetic:
331 * And Xor Result | Bits Mask Result
332 * 0 0 black | 0 1 background
333 * 0 1 white | 1 1 foreground
334 * 1 0 no change | X 0 no change
335 * 1 1 inverted | 0 1 background
338 * Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
339 * Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
341 * FIXME: apparently some servers do support 'inverted' color.
342 * I don't know if it's correct per the X spec, but maybe
343 * we ought to take advantage of it. -- AJ
345 XSetFunction( display, gc, GXcopy );
346 XCopyArea( display, pixmapAll, pixmapBits, gc,
347 0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
348 XCopyArea( display, pixmapAll, pixmapMask, gc,
349 0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
350 XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
351 0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
352 XSetFunction( display, gc, GXand );
353 XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
354 0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
355 XSetFunction( display, gc, GXandReverse );
356 XCopyArea( display, pixmapAll, pixmapBits, gc,
357 0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
358 XSetFunction( display, gc, GXorReverse );
359 XCopyArea( display, pixmapAll, pixmapMask, gc,
360 0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
361 /* Additional white */
362 XSetFunction( display, gc, GXor );
363 XCopyArea( display, pixmapMaskInv, pixmapMask, gc,
364 0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
365 XCopyArea( display, pixmapMaskInv, pixmapBits, gc,
366 0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
367 XSetFunction( display, gc, GXcopy );
368 cursor = XCreatePixmapCursor( display, pixmapBits, pixmapMask,
369 &fg, &bg, ptr->ptHotSpot.x, ptr->ptHotSpot.y );
372 /* Now free everything */
374 if (pixmapAll) XFreePixmap( display, pixmapAll );
375 if (pixmapBits) XFreePixmap( display, pixmapBits );
376 if (pixmapMask) XFreePixmap( display, pixmapMask );
377 if (pixmapMaskInv) XFreePixmap( display, pixmapMaskInv );
378 XFreeGC( display, gc );
383 /* set the cursor of a window; helper for X11DRV_SetCursor */
384 static BOOL CALLBACK set_win_cursor( HWND hwnd, LPARAM cursor )
386 Window win = X11DRV_get_whole_window( hwnd );
387 if (win) TSXDefineCursor( thread_display(), win, (Cursor)cursor );
391 /***********************************************************************
392 * SetCursor (X11DRV.@)
394 void X11DRV_SetCursor( CURSORICONINFO *lpCursor )
398 if (root_window != DefaultRootWindow(gdi_display))
400 /* If in desktop mode, set the cursor on the desktop window */
403 cursor = X11DRV_GetCursor( gdi_display, lpCursor );
406 XDefineCursor( gdi_display, root_window, cursor );
407 XFreeCursor( gdi_display, cursor );
411 else /* set the same cursor for all top-level windows of the current thread */
413 Display *display = thread_display();
416 cursor = X11DRV_GetCursor( display, lpCursor );
420 /* EnumThreadWindows( GetCurrentThreadId(), set_win_cursor, (LPARAM)cursor );*/
421 EnumWindows( set_win_cursor, (LPARAM)cursor );
422 TSXFreeCursor( display, cursor );
427 /***********************************************************************
428 * SetCursorPos (X11DRV.@)
430 void X11DRV_SetCursorPos( INT x, INT y )
432 Display *display = thread_display();
434 TRACE( "warping to (%d,%d)\n", x, y );
437 XWarpPointer( display, root_window, root_window, 0, 0, 0, 0, x, y );
438 XFlush( display ); /* just in case */
442 /***********************************************************************
443 * GetCursorPos (X11DRV.@)
445 void X11DRV_GetCursorPos(LPPOINT pos)
447 Display *display = thread_display();
449 int rootX, rootY, winX, winY;
452 if (!TSXQueryPointer( display, root_window, &root, &child,
453 &rootX, &rootY, &winX, &winY, &xstate ))
456 TRACE("pointer at (%d,%d)\n", winX, winY );
461 /***********************************************************************
462 * InitMouse (X11DRV.@)
464 void X11DRV_InitMouse( BYTE *key_state_table )
467 int root_x, root_y, child_x, child_y;
468 unsigned int KeyState;
470 pKeyStateTable = key_state_table;
471 /* Get the current mouse position and simulate an absolute mouse
472 movement to initialize the mouse global variables */
473 TSXQueryPointer( thread_display(), root_window, &root, &child,
474 &root_x, &root_y, &child_x, &child_y, &KeyState);
475 update_key_state( KeyState );
476 send_mouse_event( 0, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
477 root_x, root_y, 0, GetTickCount() + X11DRV_server_startticks );
481 /***********************************************************************
484 void X11DRV_ButtonPress( HWND hwnd, XButtonEvent *event )
486 int buttonNum = event->button - 1;
490 if (buttonNum >= NB_BUTTONS) return;
492 get_coords( &hwnd, event->window, event->x, event->y, &pt );
500 wData = -WHEEL_DELTA;
503 update_key_state( event->state );
504 send_mouse_event( hwnd, button_down_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
505 pt.x, pt.y, wData, event->time );
509 /***********************************************************************
510 * X11DRV_ButtonRelease
512 void X11DRV_ButtonRelease( HWND hwnd, XButtonEvent *event )
514 int buttonNum = event->button - 1;
517 if (buttonNum >= NB_BUTTONS || !button_up_flags[buttonNum]) return;
519 get_coords( &hwnd, event->window, event->x, event->y, &pt );
520 update_key_state( event->state );
521 send_mouse_event( hwnd, button_up_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
522 pt.x, pt.y, 0, event->time );
526 /***********************************************************************
527 * X11DRV_MotionNotify
529 void X11DRV_MotionNotify( HWND hwnd, XMotionEvent *event )
533 get_coords( &hwnd, event->window, event->x, event->y, &pt );
534 update_key_state( event->state );
535 send_mouse_event( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
536 pt.x, pt.y, 0, event->time );
540 #ifdef HAVE_LIBXXF86DGA2
541 /**********************************************************************
542 * X11DRV_DGAMotionEvent
544 void X11DRV_DGAMotionEvent( HWND hwnd, XDGAMotionEvent *event )
546 update_key_state( event->state );
547 send_mouse_event( hwnd, MOUSEEVENTF_MOVE, event->dx, event->dy, 0, event->time );
550 /**********************************************************************
551 * X11DRV_DGAButtonPressEvent
553 void X11DRV_DGAButtonPressEvent( HWND hwnd, XDGAButtonEvent *event )
555 int buttonNum = event->button - 1;
557 if (buttonNum >= NB_BUTTONS) return;
558 update_key_state( event->state );
559 send_mouse_event( hwnd, button_down_flags[buttonNum], 0, 0, 0, event->time );
562 /**********************************************************************
563 * X11DRV_DGAButtonReleaseEvent
565 void X11DRV_DGAButtonReleaseEvent( HWND hwnd, XDGAButtonEvent *event )
567 int buttonNum = event->button - 1;
569 if (buttonNum >= NB_BUTTONS) return;
570 update_key_state( event->state );
571 send_mouse_event( hwnd, button_up_flags[buttonNum], 0, 0, 0, event->time );
573 #endif /* HAVE_LIBXXF86DGA2 */