opengl: Move wgl font code to winex11.drv.
[wine] / dlls / winex11.drv / init.c
1 /*
2  * X11 graphics driver initialisation functions
3  *
4  * Copyright 1996 Alexandre Julliard
5  *
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.
10  *
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.
15  *
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20
21 #include "config.h"
22
23 #include <stdarg.h>
24 #include <string.h>
25
26 #include "windef.h"
27 #include "winbase.h"
28 #include "winreg.h"
29 #include "x11drv.h"
30 #include "x11font.h"
31 #include "ddrawi.h"
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
35
36 Display *gdi_display;  /* display to use for all GDI functions */
37
38 /* a few dynamic device caps */
39 static int log_pixels_x;  /* pixels per logical inch in x direction */
40 static int log_pixels_y;  /* pixels per logical inch in y direction */
41 static int horz_size;     /* horz. size of screen in millimeters */
42 static int vert_size;     /* vert. size of screen in millimeters */
43 static int palette_size;
44 static int device_init_done;
45 unsigned int text_caps = (TC_OP_CHARACTER | TC_OP_STROKE | TC_CP_STROKE |
46                           TC_CR_ANY | TC_SA_DOUBLE | TC_SA_INTEGER |
47                           TC_SA_CONTIN | TC_UA_ABLE | TC_SO_ABLE | TC_RA_ABLE);
48                           /* X11R6 adds TC_SF_X_YINDEP, Xrender adds TC_VA_ABLE */
49
50
51 static const WCHAR dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
52 static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s','\0'};
53
54
55 /******************************************************************************
56  *      get_dpi
57  *
58  * get the dpi from the registry
59  */
60 static DWORD get_dpi( void )
61 {
62     DWORD dpi = 96;
63     HKEY hkey;
64
65     if (RegOpenKeyW(HKEY_CURRENT_CONFIG, dpi_key_name, &hkey) == ERROR_SUCCESS)
66     {
67         DWORD type, size, new_dpi;
68
69         size = sizeof(new_dpi);
70         if(RegQueryValueExW(hkey, dpi_value_name, NULL, &type, (void *)&new_dpi, &size) == ERROR_SUCCESS)
71         {
72             if(type == REG_DWORD && new_dpi != 0)
73                 dpi = new_dpi;
74         }
75         RegCloseKey(hkey);
76     }
77     return dpi;
78 }
79
80 /**********************************************************************
81  *           device_init
82  *
83  * Perform initializations needed upon creation of the first device.
84  */
85 static void device_init(void)
86 {
87     device_init_done = TRUE;
88
89     /* Initialize XRender */
90     X11DRV_XRender_Init();
91
92     palette_size = X11DRV_PALETTE_Init();
93
94     X11DRV_BITMAP_Init();
95
96     /* Initialize device caps */
97     log_pixels_x = log_pixels_y = get_dpi();
98     horz_size = MulDiv( screen_width, 254, log_pixels_x * 10 );
99     vert_size = MulDiv( screen_height, 254, log_pixels_y * 10 );
100
101     /* Initialize fonts and text caps */
102     X11DRV_FONT_Init(log_pixels_x, log_pixels_y);
103 }
104
105 /**********************************************************************
106  *           X11DRV_GDI_Finalize
107  */
108 void X11DRV_GDI_Finalize(void)
109 {
110     X11DRV_PALETTE_Cleanup();
111     /* don't bother to close the display, it often triggers X bugs */
112     /* XCloseDisplay( gdi_display ); */
113 }
114
115 /**********************************************************************
116  *           X11DRV_CreateDC
117  */
118 BOOL X11DRV_CreateDC( HDC hdc, X11DRV_PDEVICE **pdev, LPCWSTR driver, LPCWSTR device,
119                       LPCWSTR output, const DEVMODEW* initData )
120 {
121     X11DRV_PDEVICE *physDev;
122
123     if (!device_init_done) device_init();
124
125     physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physDev) );
126     if (!physDev) return FALSE;
127
128     *pdev = physDev;
129     physDev->hdc = hdc;
130
131     if (GetObjectType( hdc ) == OBJ_MEMDC)
132     {
133         if (!BITMAP_stock_phys_bitmap.hbitmap)
134             BITMAP_stock_phys_bitmap.hbitmap = GetCurrentObject( hdc, OBJ_BITMAP );
135         physDev->bitmap    = &BITMAP_stock_phys_bitmap;
136         physDev->drawable  = BITMAP_stock_phys_bitmap.pixmap;
137         physDev->depth     = 1;
138     }
139     else
140     {
141         physDev->bitmap    = NULL;
142         physDev->drawable  = root_window;
143         physDev->depth     = screen_depth;
144     }
145     physDev->region = CreateRectRgn( 0, 0, 0, 0 );
146
147     wine_tsx11_lock();
148     physDev->gc = XCreateGC( gdi_display, physDev->drawable, 0, NULL );
149     XSetGraphicsExposures( gdi_display, physDev->gc, False );
150     XSetSubwindowMode( gdi_display, physDev->gc, IncludeInferiors );
151     XFlush( gdi_display );
152     wine_tsx11_unlock();
153     return TRUE;
154 }
155
156
157 /**********************************************************************
158  *           X11DRV_DeleteDC
159  */
160 BOOL X11DRV_DeleteDC( X11DRV_PDEVICE *physDev )
161 {
162     if(physDev->xrender)
163       X11DRV_XRender_DeleteDC( physDev );
164     DeleteObject( physDev->region );
165     wine_tsx11_lock();
166     XFreeGC( gdi_display, physDev->gc );
167     wine_tsx11_unlock();
168     HeapFree( GetProcessHeap(), 0, physDev );
169     return TRUE;
170 }
171
172
173 /***********************************************************************
174  *           GetDeviceCaps    (X11DRV.@)
175  */
176 INT X11DRV_GetDeviceCaps( X11DRV_PDEVICE *physDev, INT cap )
177 {
178     switch(cap)
179     {
180     case DRIVERVERSION:
181         return 0x300;
182     case TECHNOLOGY:
183         return DT_RASDISPLAY;
184     case HORZSIZE:
185         return horz_size;
186     case VERTSIZE:
187         return vert_size;
188     case HORZRES:
189         return screen_width;
190     case VERTRES:
191         return screen_height;
192     case BITSPIXEL:
193         return screen_depth;
194     case PLANES:
195         return 1;
196     case NUMBRUSHES:
197         return -1;
198     case NUMPENS:
199         return -1;
200     case NUMMARKERS:
201         return 0;
202     case NUMFONTS:
203         return 0;
204     case NUMCOLORS:
205         /* MSDN: Number of entries in the device's color table, if the device has
206          * a color depth of no more than 8 bits per pixel.For devices with greater
207          * color depths, -1 is returned. */
208         return (screen_depth > 8) ? -1 : (1 << screen_depth);
209     case PDEVICESIZE:
210         return sizeof(X11DRV_PDEVICE);
211     case CURVECAPS:
212         return (CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES | CC_WIDE |
213                 CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT);
214     case LINECAPS:
215         return (LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
216                 LC_STYLED | LC_WIDESTYLED | LC_INTERIORS);
217     case POLYGONALCAPS:
218         return (PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON | PC_SCANLINE |
219                 PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS);
220     case TEXTCAPS:
221         return text_caps;
222     case CLIPCAPS:
223         return CP_REGION;
224     case RASTERCAPS:
225         return (RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 | RC_DI_BITMAP |
226                 RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS |
227                 (palette_size ? RC_PALETTE : 0));
228     case SHADEBLENDCAPS:
229         return (SB_GRAD_RECT | SB_GRAD_TRI | SB_CONST_ALPHA | SB_PIXEL_ALPHA);
230     case ASPECTX:
231     case ASPECTY:
232         return 36;
233     case ASPECTXY:
234         return 51;
235     case LOGPIXELSX:
236         return log_pixels_x;
237     case LOGPIXELSY:
238         return log_pixels_y;
239     case CAPS1:
240         FIXME("(%p): CAPS1 is unimplemented, will return 0\n", physDev->hdc );
241         /* please see wingdi.h for the possible bit-flag values that need
242            to be returned. also, see
243            http://msdn.microsoft.com/library/ddkdoc/win95ddk/graphcnt_1m0p.htm */
244         return 0;
245     case SIZEPALETTE:
246         return palette_size;
247     case NUMRESERVED:
248     case COLORRES:
249     case PHYSICALWIDTH:
250     case PHYSICALHEIGHT:
251     case PHYSICALOFFSETX:
252     case PHYSICALOFFSETY:
253     case SCALINGFACTORX:
254     case SCALINGFACTORY:
255     case VREFRESH:
256     case DESKTOPVERTRES:
257     case DESKTOPHORZRES:
258     case BLTALIGNMENT:
259         return 0;
260     default:
261         FIXME("(%p): unsupported capability %d, will return 0\n", physDev->hdc, cap );
262         return 0;
263     }
264 }
265
266
267 /**********************************************************************
268  *           ExtEscape  (X11DRV.@)
269  */
270 INT X11DRV_ExtEscape( X11DRV_PDEVICE *physDev, INT escape, INT in_count, LPCVOID in_data,
271                       INT out_count, LPVOID out_data )
272 {
273     switch(escape)
274     {
275     case QUERYESCSUPPORT:
276         if (in_data)
277         {
278             switch (*(const INT *)in_data)
279             {
280             case DCICOMMAND:
281                 return DD_HAL_VERSION;
282             case X11DRV_ESCAPE:
283                 return TRUE;
284             }
285         }
286         break;
287
288     case DCICOMMAND:
289         if (in_data)
290         {
291             const DCICMD *lpCmd = in_data;
292             if (lpCmd->dwVersion != DD_VERSION) break;
293             return X11DRV_DCICommand(in_count, lpCmd, out_data);
294         }
295         break;
296
297     case X11DRV_ESCAPE:
298         if (in_data && in_count >= sizeof(enum x11drv_escape_codes))
299         {
300             switch(*(const enum x11drv_escape_codes *)in_data)
301             {
302             case X11DRV_GET_DISPLAY:
303                 if (out_count >= sizeof(Display *))
304                 {
305                     *(Display **)out_data = gdi_display;
306                     return TRUE;
307                 }
308                 break;
309             case X11DRV_GET_DRAWABLE:
310                 if (out_count >= sizeof(Drawable))
311                 {
312                     *(Drawable *)out_data = physDev->drawable;
313                     return TRUE;
314                 }
315                 break;
316             case X11DRV_GET_FONT:
317                 if (out_count >= sizeof(Font))
318                 {
319                     fontObject* pfo = XFONT_GetFontObject( physDev->font );
320                     if (pfo == NULL) return FALSE;
321                     *(Font *)out_data = pfo->fs->fid;
322                     return TRUE;
323                 }
324                 break;
325             case X11DRV_SET_DRAWABLE:
326                 if (in_count >= sizeof(struct x11drv_escape_set_drawable))
327                 {
328                     const struct x11drv_escape_set_drawable *data = (const struct x11drv_escape_set_drawable *)in_data;
329                     if(physDev->xrender) X11DRV_XRender_UpdateDrawable( physDev );
330                     physDev->org = data->org;
331                     physDev->drawable = data->drawable;
332                     physDev->drawable_org = data->drawable_org;
333                     wine_tsx11_lock();
334                     XSetSubwindowMode( gdi_display, physDev->gc, data->mode );
335                     wine_tsx11_unlock();
336                     return TRUE;
337                 }
338                 break;
339             case X11DRV_START_EXPOSURES:
340                 wine_tsx11_lock();
341                 XSetGraphicsExposures( gdi_display, physDev->gc, True );
342                 wine_tsx11_unlock();
343                 physDev->exposures = 0;
344                 return TRUE;
345             case X11DRV_END_EXPOSURES:
346                 if (out_count >= sizeof(HRGN))
347                 {
348                     HRGN hrgn = 0, tmp = 0;
349
350                     wine_tsx11_lock();
351                     XSetGraphicsExposures( gdi_display, physDev->gc, False );
352                     if (physDev->exposures)
353                     {
354                         for (;;)
355                         {
356                             XEvent event;
357
358                             XWindowEvent( gdi_display, physDev->drawable, ~0, &event );
359                             if (event.type == NoExpose) break;
360                             if (event.type == GraphicsExpose)
361                             {
362                                 int x = event.xgraphicsexpose.x - physDev->org.x;
363                                 int y = event.xgraphicsexpose.y - physDev->org.y;
364
365                                 TRACE( "got %d,%d %dx%d count %d\n", x, y,
366                                        event.xgraphicsexpose.width,
367                                        event.xgraphicsexpose.height,
368                                        event.xgraphicsexpose.count );
369
370                                 if (!tmp) tmp = CreateRectRgn( 0, 0, 0, 0 );
371                                 SetRectRgn( tmp, x, y,
372                                             x + event.xgraphicsexpose.width,
373                                             y + event.xgraphicsexpose.height );
374                                 if (hrgn) CombineRgn( hrgn, hrgn, tmp, RGN_OR );
375                                 else
376                                 {
377                                     hrgn = tmp;
378                                     tmp = 0;
379                                 }
380                                 if (!event.xgraphicsexpose.count) break;
381                             }
382                             else
383                             {
384                                 ERR( "got unexpected event %d\n", event.type );
385                                 break;
386                             }
387                         }
388                         if (tmp) DeleteObject( tmp );
389                     }
390                     wine_tsx11_unlock();
391                     *(HRGN *)out_data = hrgn;
392                     return TRUE;
393                 }
394                 break;
395             case X11DRV_GET_DCE:
396                 if (out_count >= sizeof(struct dce *))
397                 {
398                     *(struct dce **)out_data = physDev->dce;
399                     return TRUE;
400                 }
401                 break;
402             case X11DRV_SET_DCE:
403                 if (in_count >= sizeof(struct x11drv_escape_set_dce))
404                 {
405                     const struct x11drv_escape_set_dce *data = (const struct x11drv_escape_set_dce *)in_data;
406                     physDev->dce = data->dce;
407                     return TRUE;
408                 }
409                 break;
410             case X11DRV_GET_GLX_DRAWABLE:
411                 if (out_count >= sizeof(Drawable))
412                 {
413                     *(Drawable *)out_data = get_glxdrawable(physDev);
414                     return TRUE;
415                 }
416                 break;
417             case X11DRV_SYNC_PIXMAP:
418                 if(physDev->bitmap)
419                 {
420                     X11DRV_CoerceDIBSection(physDev, DIB_Status_GdiMod, FALSE);
421                     return TRUE;
422                 }
423                 return FALSE;
424                 break;
425             }
426         }
427         break;
428     }
429     return 0;
430 }