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gdi32: Add a null driver entry point for GetDeviceCaps.

This commit is contained in:
Alexandre Julliard 2011-03-16 22:04:51 +01:00
parent 45f191dc2a
commit 31e6f4bc0d
2 changed files with 25 additions and 21 deletions
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22
dlls/gdi32/dc.c
View File

@ -898,26 +898,8 @@ INT WINAPI GetDeviceCaps( HDC hdc, INT cap )
if ((dc = get_dc_ptr( hdc ))) if ((dc = get_dc_ptr( hdc )))
{ {
if (dc->funcs->pGetDeviceCaps) ret = dc->funcs->pGetDeviceCaps( dc->physDev, cap ); PHYSDEV physdev = GET_DC_PHYSDEV( dc, pGetDeviceCaps );
else switch(cap) /* return meaningful values for some entries */ ret = physdev->funcs->pGetDeviceCaps( physdev, cap );
{
case HORZRES: ret = 640; break;
case VERTRES: ret = 480; break;
case BITSPIXEL: ret = 1; break;
case PLANES: ret = 1; break;
case NUMCOLORS: ret = 2; break;
case ASPECTX: ret = 36; break;
case ASPECTY: ret = 36; break;
case ASPECTXY: ret = 51; break;
case LOGPIXELSX: ret = 72; break;
case LOGPIXELSY: ret = 72; break;
case SIZEPALETTE: ret = 2; 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;
}
release_dc_ptr( dc ); release_dc_ptr( dc );
} }
return ret; return ret;

24
dlls/gdi32/driver.c
View File

@ -440,6 +440,28 @@ static BOOL CDECL nulldrv_GetCharWidth( PHYSDEV dev, UINT first, UINT last, INT
return FALSE; return FALSE;
} }
static INT CDECL nulldrv_GetDeviceCaps( PHYSDEV dev, INT cap )
{
switch (cap) /* return meaningful values for some entries */
{
case HORZRES: return 640;
case VERTRES: return 480;
case BITSPIXEL: return 1;
case PLANES: return 1;
case NUMCOLORS: return 2;
case ASPECTX: return 36;
case ASPECTY: return 36;
case ASPECTXY: return 51;
case LOGPIXELSX: return 72;
case LOGPIXELSY: return 72;
case SIZEPALETTE: return 2;
case TEXTCAPS: return (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);
default: return 0;
}
}
static BOOL CDECL nulldrv_GetDeviceGammaRamp( PHYSDEV dev, void *ramp ) static BOOL CDECL nulldrv_GetDeviceGammaRamp( PHYSDEV dev, void *ramp )
{ {
return FALSE; return FALSE;
@ -794,7 +816,7 @@ const DC_FUNCTIONS null_driver =
nulldrv_GetBitmapBits, /* pGetBitmapBits */ nulldrv_GetBitmapBits, /* pGetBitmapBits */
nulldrv_GetCharWidth, /* pGetCharWidth */ nulldrv_GetCharWidth, /* pGetCharWidth */
nulldrv_GetDIBits, /* pGetDIBits */ nulldrv_GetDIBits, /* pGetDIBits */
NULL, /* pGetDeviceCaps */ nulldrv_GetDeviceCaps, /* pGetDeviceCaps */
nulldrv_GetDeviceGammaRamp, /* pGetDeviceGammaRamp */ nulldrv_GetDeviceGammaRamp, /* pGetDeviceGammaRamp */
nulldrv_GetICMProfile, /* pGetICMProfile */ nulldrv_GetICMProfile, /* pGetICMProfile */
nulldrv_GetNearestColor, /* pGetNearestColor */ nulldrv_GetNearestColor, /* pGetNearestColor */