winemac: Fall back to the null driver for common device capabilities.

dlls/winemac.drv/gdi.c

@@ -40,8 +40,6 @@ static inline MACDRV_PDEVICE *get_macdrv_dev(PHYSDEV dev)
 
 /* a few dynamic device caps */
 static CGRect desktop_rect;     /* virtual desktop rectangle */
-static int log_pixels_x;        /* pixels per logical inch in x direction */
-static int log_pixels_y;        /* pixels per logical inch in y direction */
 static int horz_size;           /* horz. size of screen in millimeters */
 static int vert_size;           /* vert. size of screen in millimeters */
 static int horz_res;            /* width in pixels of screen */
@@ -63,52 +61,8 @@ static CRITICAL_SECTION_DEBUG critsect_debug =
 static CRITICAL_SECTION device_data_section = { &critsect_debug, -1, 0, 0, 0, 0 };
 
 
-static const WCHAR dpi_key_name[] = {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\0'};
-static const WCHAR def_dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
-static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s','\0'};
-
 static const struct gdi_dc_funcs macdrv_funcs;
 
-/******************************************************************************
- *              get_reg_dword
- *
- * Read a DWORD value from the registry
- */
-static BOOL get_reg_dword(HKEY base, const WCHAR *key_name, const WCHAR *value_name, DWORD *value)
-{
-    HKEY key;
-    DWORD type, data, size = sizeof(data);
-    BOOL ret = FALSE;
-
-    if (RegOpenKeyW(base, key_name, &key) == ERROR_SUCCESS)
-    {
-        if (RegQueryValueExW(key, value_name, NULL, &type, (void *)&data, &size) == ERROR_SUCCESS &&
-            type == REG_DWORD)
-        {
-            *value = data;
-            ret = TRUE;
-        }
-        RegCloseKey(key);
-    }
-    return ret;
-}
-
-/******************************************************************************
- *              get_dpi
- *
- * get the dpi from the registry
- */
-static DWORD get_dpi(void)
-{
-    DWORD dpi;
-
-    if (get_reg_dword(HKEY_CURRENT_USER, dpi_key_name, dpi_value_name, &dpi))
-        return dpi;
-    if (get_reg_dword(HKEY_CURRENT_CONFIG, def_dpi_key_name, dpi_value_name, &dpi))
-        return dpi;
-    return 0;
-}
-
 /***********************************************************************
  *              compute_desktop_rect
  */
@@ -172,24 +126,6 @@ static void device_init(void)
     check_retina_status();
 
     /* Initialize device caps */
-    log_pixels_x = log_pixels_y = get_dpi();
-    if (!log_pixels_x)
-    {
-        size_t width = CGDisplayPixelsWide(mainDisplay);
-        size_t height = CGDisplayPixelsHigh(mainDisplay);
-
-        if (retina_on)
-        {
-            /* Although CGDisplayPixelsWide/High() claim to report in pixels, they
-               actually report in points. */
-            width *= 2;
-            height *= 2;
-        }
-
-        log_pixels_x = MulDiv(width, 254, size_mm.width * 10);
-        log_pixels_y = MulDiv(height, 254, size_mm.height * 10);
-    }
-
     horz_size = size_mm.width;
     vert_size = size_mm.height;
 
@@ -319,12 +255,6 @@ static INT macdrv_GetDeviceCaps(PHYSDEV dev, INT cap)
 
     switch(cap)
     {
-    case DRIVERVERSION:
-        ret = 0x300;
-        break;
-    case TECHNOLOGY:
-        ret = DT_RASDISPLAY;
-        break;
     case HORZSIZE:
         ret = horz_size;
         break;
@@ -346,109 +276,14 @@ static INT macdrv_GetDeviceCaps(PHYSDEV dev, INT cap)
     case BITSPIXEL:
         ret = bits_per_pixel;
         break;
-    case PLANES:
-        ret = 1;
-        break;
-    case NUMBRUSHES:
-        ret = -1;
-        break;
-    case NUMPENS:
-        ret = -1;
-        break;
-    case NUMMARKERS:
-        ret = 0;
-        break;
-    case NUMFONTS:
-        ret = 0;
-        break;
-    case NUMCOLORS:
-        /* MSDN: Number of entries in the device's color table, if the device has
-         * a color depth of no more than 8 bits per pixel.For devices with greater
-         * color depths, -1 is returned. */
-        ret = (bits_per_pixel > 8) ? -1 : (1 << bits_per_pixel);
-        break;
-    case PDEVICESIZE:
-        ret = sizeof(MACDRV_PDEVICE);
-        break;
-    case CURVECAPS:
-        ret = (CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES | CC_WIDE |
-               CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT);
-        break;
-    case LINECAPS:
-        ret = (LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
-               LC_STYLED | LC_WIDESTYLED | LC_INTERIORS);
-        break;
-    case POLYGONALCAPS:
-        ret = (PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON | PC_SCANLINE |
-               PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS);
-        break;
-    case TEXTCAPS:
-        ret = (TC_OP_CHARACTER | TC_OP_STROKE | TC_CP_STROKE |
-               TC_CR_ANY | TC_SF_X_YINDEP | TC_SA_DOUBLE | TC_SA_INTEGER |
-               TC_SA_CONTIN | TC_UA_ABLE | TC_SO_ABLE | TC_RA_ABLE | TC_VA_ABLE);
-        break;
-    case CLIPCAPS:
-        ret = CP_REGION;
-        break;
-    case COLORRES:
-        /* The observed correspondence between BITSPIXEL and COLORRES is:
-         * BITSPIXEL: 8  -> COLORRES: 18
-         * BITSPIXEL: 16 -> COLORRES: 16
-         * BITSPIXEL: 24 -> COLORRES: 24
-         * (note that bits_per_pixel is never 24)
-         * BITSPIXEL: 32 -> COLORRES: 24 */
-        ret = (bits_per_pixel <= 8) ? 18 : (bits_per_pixel == 32) ? 24 : bits_per_pixel;
-        break;
-    case RASTERCAPS:
-        ret = (RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 | RC_DI_BITMAP |
-               RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS |
-               (bits_per_pixel <= 8 ? RC_PALETTE : 0));
-        break;
-    case SHADEBLENDCAPS:
-        ret = (SB_GRAD_RECT | SB_GRAD_TRI | SB_CONST_ALPHA | SB_PIXEL_ALPHA);
-        break;
-    case ASPECTX:
-    case ASPECTY:
-        ret = 36;
-        break;
-    case ASPECTXY:
-        ret = 51;
-        break;
-    case LOGPIXELSX:
-        ret = log_pixels_x;
-        break;
-    case LOGPIXELSY:
-        ret = log_pixels_y;
-        break;
-    case CAPS1:
-        FIXME("(%p): CAPS1 is unimplemented, will return 0\n", dev->hdc);
-        /* please see wingdi.h for the possible bit-flag values that need
-           to be returned. */
-        ret = 0;
-        break;
-    case SIZEPALETTE:
-        ret = bits_per_pixel <= 8 ? 1 << bits_per_pixel : 0;
-        break;
-    case NUMRESERVED:
-    case PHYSICALWIDTH:
-    case PHYSICALHEIGHT:
-    case PHYSICALOFFSETX:
-    case PHYSICALOFFSETY:
-    case SCALINGFACTORX:
-    case SCALINGFACTORY:
-    case VREFRESH:
-    case BLTALIGNMENT:
-        ret = 0;
-        break;
     default:
-        FIXME("(%p): unsupported capability %d, will return 0\n", dev->hdc, cap);
-        ret = 0;
-        goto done;
+        LeaveCriticalSection(&device_data_section);
+        dev = GET_NEXT_PHYSDEV( dev, pGetDeviceCaps );
+        return dev->funcs->pGetDeviceCaps( dev, cap );
     }
 
     TRACE("cap %d -> %d\n", cap, ret);
 
-done:
     LeaveCriticalSection(&device_data_section);
     return ret;
 }