dlls/x11drv/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 "x11drv.h"
  29 #include "x11font.h"
  30 #include "ddrawi.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
  34
  35 const struct tagDC_FUNCS *X11DRV_DC_Funcs = NULL;  /* hack */
  36
  37 Display *gdi_display;  /* display to use for all GDI functions */
  38
  39 /* a few dynamic device caps */
  40 static int log_pixels_x;  /* pixels per logical inch in x direction */
  41 static int log_pixels_y;  /* pixels per logical inch in y direction */
  42 static int horz_size;     /* horz. size of screen in millimeters */
  43 static int vert_size;     /* vert. size of screen in millimeters */
  44 static int palette_size;
  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  *           X11DRV_GDI_Initialize
  52  */
  53 BOOL X11DRV_GDI_Initialize( Display *display )
  54 {
  55     Screen *screen = DefaultScreenOfDisplay(display);
  56
  57     gdi_display = display;
  58
  59     palette_size = X11DRV_PALETTE_Init();
  60
  61     if (!X11DRV_BITMAP_Init()) return FALSE;
  62
  63     /* Initialize XRender */
  64     X11DRV_XRender_Init();
  65
  66     /* Initialize fonts and text caps */
  67
  68     log_pixels_x = MulDiv( WidthOfScreen(screen), 254, WidthMMOfScreen(screen) * 10 );
  69     log_pixels_y = MulDiv( HeightOfScreen(screen), 254, HeightMMOfScreen(screen) * 10 );
  70     X11DRV_FONT_Init( &log_pixels_x, &log_pixels_y );
  71     horz_size = MulDiv( screen_width, 254, log_pixels_x * 10 );
  72     vert_size = MulDiv( screen_height, 254, log_pixels_y * 10 );
  73     return TRUE;
  74 }
  75
  76 /**********************************************************************
  77  *           X11DRV_GDI_Finalize
  78  */
  79 void X11DRV_GDI_Finalize(void)
  80 {
  81     X11DRV_PALETTE_Cleanup();
  82     XCloseDisplay( gdi_display );
  83     gdi_display = NULL;
  84 }
  85
  86 /**********************************************************************
  87  *           X11DRV_CreateDC
  88  */
  89 BOOL X11DRV_CreateDC( DC *dc, X11DRV_PDEVICE **pdev, LPCWSTR driver, LPCWSTR device,
  90                       LPCWSTR output, const DEVMODEW* initData )
  91 {
  92     X11DRV_PDEVICE *physDev;
  93
  94     if (!X11DRV_DC_Funcs) X11DRV_DC_Funcs = dc->funcs;  /* hack */
  95
  96     physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physDev) );
  97     if(!physDev) {
  98         ERR("Can't allocate physDev\n");
  99         return FALSE;
 100     }
 101     *pdev = physDev;
 102     physDev->hdc = dc->hSelf;
 103     physDev->dc  = dc;  /* FIXME */
 104
 105     if (GetObjectType( dc->hSelf ) == OBJ_MEMDC)
 106     {
 107         physDev->drawable  = BITMAP_stock_pixmap;
 108     }
 109     else
 110     {
 111         physDev->drawable  = root_window;
 112         dc->bitsPerPixel   = screen_depth;
 113     }
 114     physDev->org.x = physDev->org.y = 0;
 115     physDev->drawable_org.x = physDev->drawable_org.y = 0;
 116
 117     physDev->current_pf   = 0;
 118     physDev->used_visuals = 0;
 119
 120     wine_tsx11_lock();
 121     physDev->gc = XCreateGC( gdi_display, physDev->drawable, 0, NULL );
 122     XSetGraphicsExposures( gdi_display, physDev->gc, False );
 123     XSetSubwindowMode( gdi_display, physDev->gc, IncludeInferiors );
 124     XFlush( gdi_display );
 125     wine_tsx11_unlock();
 126     return TRUE;
 127 }
 128
 129
 130 /**********************************************************************
 131  *           X11DRV_DeleteDC
 132  */
 133 BOOL X11DRV_DeleteDC( X11DRV_PDEVICE *physDev )
 134 {
 135     if(physDev->xrender)
 136       X11DRV_XRender_DeleteDC( physDev );
 137     wine_tsx11_lock();
 138     XFreeGC( gdi_display, physDev->gc );
 139     while (physDev->used_visuals-- > 0)
 140         XFree(physDev->visuals[physDev->used_visuals]);
 141     wine_tsx11_unlock();
 142     HeapFree( GetProcessHeap(), 0, physDev );
 143     return TRUE;
 144 }
 145
 146
 147 /***********************************************************************
 148  *           GetDeviceCaps    (X11DRV.@)
 149  */
 150 INT X11DRV_GetDeviceCaps( X11DRV_PDEVICE *physDev, INT cap )
 151 {
 152     switch(cap)
 153     {
 154     case DRIVERVERSION:
 155         return 0x300;
 156     case TECHNOLOGY:
 157         return DT_RASDISPLAY;
 158     case HORZSIZE:
 159         return horz_size;
 160     case VERTSIZE:
 161         return vert_size;
 162     case HORZRES:
 163         return screen_width;
 164     case VERTRES:
 165         return screen_height;
 166     case BITSPIXEL:
 167         return screen_depth;
 168     case PLANES:
 169         return 1;
 170     case NUMBRUSHES:
 171         return -1;
 172     case NUMPENS:
 173         return -1;
 174     case NUMMARKERS:
 175         return 0;
 176     case NUMFONTS:
 177         return 0;
 178     case NUMCOLORS:
 179         /* MSDN: Number of entries in the device's color table, if the device has
 180          * a color depth of no more than 8 bits per pixel.For devices with greater
 181          * color depths, -1 is returned. */
 182         return (screen_depth > 8) ? -1 : (1 << screen_depth);
 183     case PDEVICESIZE:
 184         return sizeof(X11DRV_PDEVICE);
 185     case CURVECAPS:
 186         return (CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES | CC_WIDE |
 187                 CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT);
 188     case LINECAPS:
 189         return (LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
 190                 LC_STYLED | LC_WIDESTYLED | LC_INTERIORS);
 191     case POLYGONALCAPS:
 192         return (PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON | PC_SCANLINE |
 193                 PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS);
 194     case TEXTCAPS:
 195         return text_caps;
 196     case CLIPCAPS:
 197         return CP_REGION;
 198     case RASTERCAPS:
 199         return (RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 | RC_DI_BITMAP |
 200                 RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS |
 201                 (palette_size ? RC_PALETTE : 0));
 202     case ASPECTX:
 203     case ASPECTY:
 204         return 36;
 205     case ASPECTXY:
 206         return 51;
 207     case LOGPIXELSX:
 208         return log_pixels_x;
 209     case LOGPIXELSY:
 210         return log_pixels_y;
 211     case CAPS1:
 212         FIXME("(%p): CAPS1 is unimplemented, will return 0\n", physDev->hdc );
 213         /* please see wingdi.h for the possible bit-flag values that need
 214            to be returned. also, see
 215            http://msdn.microsoft.com/library/ddkdoc/win95ddk/graphcnt_1m0p.htm */
 216         return 0;
 217     case SIZEPALETTE:
 218         return palette_size;
 219     case NUMRESERVED:
 220     case COLORRES:
 221     case PHYSICALWIDTH:
 222     case PHYSICALHEIGHT:
 223     case PHYSICALOFFSETX:
 224     case PHYSICALOFFSETY:
 225     case SCALINGFACTORX:
 226     case SCALINGFACTORY:
 227     case VREFRESH:
 228     case DESKTOPVERTRES:
 229     case DESKTOPHORZRES:
 230     case BTLALIGNMENT:
 231         return 0;
 232     default:
 233         FIXME("(%p): unsupported capability %d, will return 0\n", physDev->hdc, cap );
 234         return 0;
 235     }
 236 }
 237
 238
 239 /**********************************************************************
 240  *           ExtEscape  (X11DRV.@)
 241  */
 242 INT X11DRV_ExtEscape( X11DRV_PDEVICE *physDev, INT escape, INT in_count, LPCVOID in_data,
 243                       INT out_count, LPVOID out_data )
 244 {
 245     switch(escape)
 246     {
 247     case QUERYESCSUPPORT:
 248         if (in_data)
 249         {
 250             switch (*(INT *)in_data)
 251             {
 252             case DCICOMMAND:
 253                 return DD_HAL_VERSION;
 254             case X11DRV_ESCAPE:
 255                 return TRUE;
 256             }
 257         }
 258         break;
 259
 260     case DCICOMMAND:
 261         if (in_data)
 262         {
 263             const DCICMD *lpCmd = in_data;
 264             if (lpCmd->dwVersion != DD_VERSION) break;
 265             return X11DRV_DCICommand(in_count, lpCmd, out_data);
 266         }
 267         break;
 268
 269     case X11DRV_ESCAPE:
 270         if (in_data && in_count >= sizeof(enum x11drv_escape_codes))
 271         {
 272             switch(*(enum x11drv_escape_codes *)in_data)
 273             {
 274             case X11DRV_GET_DISPLAY:
 275                 if (out_count >= sizeof(Display *))
 276                 {
 277                     *(Display **)out_data = gdi_display;
 278                     return TRUE;
 279                 }
 280                 break;
 281             case X11DRV_GET_DRAWABLE:
 282                 if (out_count >= sizeof(Drawable))
 283                 {
 284                     *(Drawable *)out_data = physDev->drawable;
 285                     return TRUE;
 286                 }
 287                 break;
 288             case X11DRV_GET_FONT:
 289                 if (out_count >= sizeof(Font))
 290                 {
 291                     fontObject* pfo = XFONT_GetFontObject( physDev->font );
 292                     if (pfo == NULL) return FALSE;
 293                     *(Font *)out_data = pfo->fs->fid;
 294                     return TRUE;
 295                 }
 296                 break;
 297             case X11DRV_SET_DRAWABLE:
 298                 if (in_count >= sizeof(struct x11drv_escape_set_drawable))
 299                 {
 300                     struct x11drv_escape_set_drawable *data = (struct x11drv_escape_set_drawable *)in_data;
 301                     if(physDev->xrender) X11DRV_XRender_UpdateDrawable( physDev );
 302                     physDev->org = data->org;
 303                     physDev->drawable = data->drawable;
 304                     physDev->drawable_org = data->drawable_org;
 305                     wine_tsx11_lock();
 306                     XSetSubwindowMode( gdi_display, physDev->gc, data->mode );
 307                     wine_tsx11_unlock();
 308                     return TRUE;
 309                 }
 310                 break;
 311             case X11DRV_START_EXPOSURES:
 312                 wine_tsx11_lock();
 313                 XSetGraphicsExposures( gdi_display, physDev->gc, True );
 314                 wine_tsx11_unlock();
 315                 physDev->exposures = 0;
 316                 return TRUE;
 317             case X11DRV_END_EXPOSURES:
 318                 if (out_count >= sizeof(HRGN))
 319                 {
 320                     HRGN hrgn = 0, tmp = 0;
 321
 322                     wine_tsx11_lock();
 323                     XSetGraphicsExposures( gdi_display, physDev->gc, False );
 324                     if (physDev->exposures)
 325                     {
 326                         for (;;)
 327                         {
 328                             XEvent event;
 329
 330                             XWindowEvent( gdi_display, physDev->drawable, ~0, &event );
 331                             if (event.type == NoExpose) break;
 332                             if (event.type == GraphicsExpose)
 333                             {
 334                                 int x = event.xgraphicsexpose.x - physDev->org.x;
 335                                 int y = event.xgraphicsexpose.y - physDev->org.y;
 336
 337                                 TRACE( "got %d,%d %dx%d count %d\n", x, y,
 338                                        event.xgraphicsexpose.width,
 339                                        event.xgraphicsexpose.height,
 340                                        event.xgraphicsexpose.count );
 341
 342                                 if (!tmp) tmp = CreateRectRgn( 0, 0, 0, 0 );
 343                                 SetRectRgn( tmp, x, y,
 344                                             x + event.xgraphicsexpose.width,
 345                                             y + event.xgraphicsexpose.height );
 346                                 if (hrgn) CombineRgn( hrgn, hrgn, tmp, RGN_OR );
 347                                 else
 348                                 {
 349                                     hrgn = tmp;
 350                                     tmp = 0;
 351                                 }
 352                                 if (!event.xgraphicsexpose.count) break;
 353                             }
 354                             else
 355                             {
 356                                 ERR( "got unexpected event %d\n", event.type );
 357                                 break;
 358                             }
 359                         }
 360                         if (tmp) DeleteObject( tmp );
 361                     }
 362                     wine_tsx11_unlock();
 363                     *(HRGN *)out_data = hrgn;
 364                     return TRUE;
 365                 }
 366                 break;
 367             }
 368         }
 369         break;
 370     }
 371     return 0;
 372 }