devcaps2.c

Windows Programming source code

                                    nCurrentInfo - IDM_CURVE) ;
                    break ;
               }
               DeleteDC (hdcInfo) ;
          }
          
          EndPaint (hwnd, &ps) ;
          return 0 ;
          
     case WM_DESTROY :
          PostQuitMessage (0) ;
          return 0 ;
     }
     return DefWindowProc (hwnd, message, wParam, lParam) ;
}
     
void DoBasicInfo (HDC hdc, HDC hdcInfo, int cxChar, int cyChar)
{
     static struct
     {
          int     nIndex ;
          TCHAR * szDesc ;
     }
     info[] =
     {
          HORZSIZE,        TEXT ("HORZSIZE        Width in millimeters:"),
          VERTSIZE,        TEXT ("VERTSIZE        Height in millimeters:"),
          HORZRES,         TEXT ("HORZRES         Width in pixels:"),
          VERTRES,         TEXT ("VERTRES         Height in raster lines:"),
          BITSPIXEL,       TEXT ("BITSPIXEL       Color bits per pixel:"),
          PLANES,          TEXT ("PLANES          Number of color planes:"),
          NUMBRUSHES,      TEXT ("NUMBRUSHES      Number of device brushes:"),
          NUMPENS,         TEXT ("NUMPENS         Number of device pens:"),
          NUMMARKERS,      TEXT ("NUMMARKERS      Number of device markers:"),
          NUMFONTS,        TEXT ("NUMFONTS        Number of device fonts:"),
          NUMCOLORS,       TEXT ("NUMCOLORS       Number of device colors:"),
          PDEVICESIZE,     TEXT ("PDEVICESIZE     Size of device structure:"),
          ASPECTX,         TEXT ("ASPECTX         Relative width of pixel:"),
          ASPECTY,         TEXT ("ASPECTY         Relative height of pixel:"),
          ASPECTXY,        TEXT ("ASPECTXY        Relative diagonal of pixel:"),
          LOGPIXELSX,      TEXT ("LOGPIXELSX      Horizontal dots per inch:"),
          LOGPIXELSY,      TEXT ("LOGPIXELSY      Vertical dots per inch:"),
          SIZEPALETTE,     TEXT ("SIZEPALETTE     Number of palette entries:"),
          NUMRESERVED,     TEXT ("NUMRESERVED     Reserved palette entries:"),
          COLORRES,        TEXT ("COLORRES        Actual color resolution:"),
          PHYSICALWIDTH,   TEXT ("PHYSICALWIDTH   Printer page pixel width:"),
          PHYSICALHEIGHT,  TEXT ("PHYSICALHEIGHT  Printer page pixel height:"),
          PHYSICALOFFSETX, TEXT ("PHYSICALOFFSETX Printer page x offset:"),
          PHYSICALOFFSETY, TEXT ("PHYSICALOFFSETY Printer page y offset:") 
     } ;
     int   i ;
     TCHAR szBuffer[80] ;
          
     for (i = 0 ; i < sizeof (info) / sizeof (info[0]) ; i++)
          TextOut (hdc, cxChar, (i + 1) * cyChar, szBuffer,
               wsprintf (szBuffer, TEXT ("%-45s%8d"), info[i].szDesc,
                    GetDeviceCaps (hdcInfo, info[i].nIndex))) ;
}
    
void DoOtherInfo (HDC hdc, HDC hdcInfo, int cxChar, int cyChar)
{
     static BITS clip[] =
     {
          CP_RECTANGLE,    TEXT ("CP_RECTANGLE    Can Clip To Rectangle:")
     } ; 
          
     static BITS raster[] =
     {
          RC_BITBLT,       TEXT ("RC_BITBLT       Capable of simple BitBlt:"),
          RC_BANDING,      TEXT ("RC_BANDING      Requires banding support:"),
          RC_SCALING,      TEXT ("RC_SCALING      Requires scaling support:"),
          RC_BITMAP64,     TEXT ("RC_BITMAP64     Supports bitmaps >64K:"),
          RC_GDI20_OUTPUT, TEXT ("RC_GDI20_OUTPUT Has 2.0 output calls:"),
          RC_DI_BITMAP,    TEXT ("RC_DI_BITMAP    Supports DIB to memory:"),
          RC_PALETTE,      TEXT ("RC_PALETTE      Supports a palette:"),
          RC_DIBTODEV,     TEXT ("RC_DIBTODEV     Supports bitmap conversion:"),
          RC_BIGFONT,      TEXT ("RC_BIGFONT      Supports fonts >64K:"),
          RC_STRETCHBLT,   TEXT ("RC_STRETCHBLT   Supports StretchBlt:"),
          RC_FLOODFILL,    TEXT ("RC_FLOODFILL    Supports FloodFill:"),
          RC_STRETCHDIB,   TEXT ("RC_STRETCHDIB   Supports StretchDIBits:")
     } ;
          
     static TCHAR * szTech[] = { TEXT ("DT_PLOTTER (Vector plotter)"),
                                 TEXT ("DT_RASDISPLAY (Raster display)"),
                                 TEXT ("DT_RASPRINTER (Raster printer)"),
                                 TEXT ("DT_RASCAMERA (Raster camera)"),
                                 TEXT ("DT_CHARSTREAM (Character stream)"),
                                 TEXT ("DT_METAFILE (Metafile)"),
                                 TEXT ("DT_DISPFILE (Display file)") } ;
     int            i ;
     TCHAR          szBuffer[80] ;
          
     TextOut (hdc, cxChar, cyChar, szBuffer,
          wsprintf (szBuffer, TEXT ("%-24s%04XH"), TEXT ("DRIVERVERSION:"),
               GetDeviceCaps (hdcInfo, DRIVERVERSION))) ;
          
     TextOut (hdc, cxChar, 2 * cyChar, szBuffer,
          wsprintf (szBuffer, TEXT ("%-24s%-40s"), TEXT ("TECHNOLOGY:"), 
               szTech[GetDeviceCaps (hdcInfo, TECHNOLOGY)])) ;
          
     TextOut (hdc, cxChar, 4 * cyChar, szBuffer,
          wsprintf (szBuffer, TEXT ("CLIPCAPS (Clipping capabilities)"))) ;
          
     for (i = 0 ; i < sizeof (clip) / sizeof (clip[0]) ; i++)
          TextOut (hdc, 9 * cxChar, (i + 6) * cyChar, szBuffer,
               wsprintf (szBuffer, TEXT ("%-45s %3s"), clip[i].szDesc,
                    GetDeviceCaps (hdcInfo, CLIPCAPS) & clip[i].iMask ?
                         TEXT ("Yes") : TEXT ("No"))) ;
          
     TextOut (hdc, cxChar, 8 * cyChar, szBuffer,
          wsprintf (szBuffer, TEXT ("RASTERCAPS (Raster capabilities)"))) ;
      
     for (i = 0 ; i < sizeof (raster) / sizeof (raster[0]) ; i++)
          TextOut (hdc, 9 * cxChar, (i + 10) * cyChar, szBuffer,
               wsprintf (szBuffer, TEXT ("%-45s %3s"), raster[i].szDesc,
                    GetDeviceCaps (hdcInfo, RASTERCAPS) & raster[i].iMask ?
                         TEXT ("Yes") : TEXT ("No"))) ;
}

void DoBitCodedCaps (HDC hdc, HDC hdcInfo, int cxChar, int cyChar, int iType)
{
     static BITS curves[] =
     {
          CC_CIRCLES,    TEXT ("CC_CIRCLES    Can do circles:"),
          CC_PIE,        TEXT ("CC_PIE        Can do pie wedges:"),
          CC_CHORD,      TEXT ("CC_CHORD      Can do chord arcs:"),
          CC_ELLIPSES,   TEXT ("CC_ELLIPSES   Can do ellipses:"),
          CC_WIDE,       TEXT ("CC_WIDE       Can do wide borders:"),
          CC_STYLED,     TEXT ("CC_STYLED     Can do styled borders:"),
          CC_WIDESTYLED, TEXT ("CC_WIDESTYLED Can do wide and styled borders:"),
          CC_INTERIORS,  TEXT ("CC_INTERIORS  Can do interiors:")
     } ; 
     
     static BITS lines[] =
     {
          LC_POLYLINE,   TEXT ("LC_POLYLINE   Can do polyline:"),
          LC_MARKER,     TEXT ("LC_MARKER     Can do markers:"),
          LC_POLYMARKER, TEXT ("LC_POLYMARKER Can do polymarkers"),
          LC_WIDE,       TEXT ("LC_WIDE       Can do wide lines:"),
          LC_STYLED,     TEXT ("LC_STYLED     Can do styled lines:"),
          LC_WIDESTYLED, TEXT ("LC_WIDESTYLED Can do wide and styled lines:"),
          LC_INTERIORS,  TEXT ("LC_INTERIORS  Can do interiors:")
     } ;
     
     static BITS poly[] =
     {
          PC_POLYGON,     
               TEXT ("PC_POLYGON     Can do alternate fill polygon:"),
          PC_RECTANGLE,   TEXT ("PC_RECTANGLE   Can do rectangle:"),
          PC_WINDPOLYGON, 
               TEXT ("PC_WINDPOLYGON Can do winding number fill polygon:"),
          PC_SCANLINE,    TEXT ("PC_SCANLINE    Can do scanlines:"),
          PC_WIDE,        TEXT ("PC_WIDE        Can do wide borders:"),
          PC_STYLED,      TEXT ("PC_STYLED      Can do styled borders:"),
          PC_WIDESTYLED,  
               TEXT ("PC_WIDESTYLED  Can do wide and styled borders:"),
          PC_INTERIORS,   TEXT ("PC_INTERIORS   Can do interiors:")
     } ;
     
     static BITS text[] =
     {
          TC_OP_CHARACTER, 
               TEXT ("TC_OP_CHARACTER Can do character output precision:"),
          TC_OP_STROKE,    
               TEXT ("TC_OP_STROKE    Can do stroke output precision:"),
          TC_CP_STROKE,    
               TEXT ("TC_CP_STROKE    Can do stroke clip precision:"),
          TC_CR_90,        
               TEXT ("TC_CP_90        Can do 90 degree character rotation:"),
          TC_CR_ANY,       
               TEXT ("TC_CR_ANY       Can do any character rotation:"),
          TC_SF_X_YINDEP,  
               TEXT ("TC_SF_X_YINDEP  Can do scaling independent of X and Y:"),
          TC_SA_DOUBLE,    
               TEXT ("TC_SA_DOUBLE    Can do doubled character for scaling:"),
          TC_SA_INTEGER,   
               TEXT ("TC_SA_INTEGER   Can do integer multiples for scaling:"),
          TC_SA_CONTIN,    
               TEXT ("TC_SA_CONTIN    Can do any multiples for exact scaling:"),
          TC_EA_DOUBLE,    
               TEXT ("TC_EA_DOUBLE    Can do double weight characters:"),
          TC_IA_ABLE,      TEXT ("TC_IA_ABLE      Can do italicizing:"),
          TC_UA_ABLE,      TEXT ("TC_UA_ABLE      Can do underlining:"),
          TC_SO_ABLE,      TEXT ("TC_SO_ABLE      Can do strikeouts:"),
          TC_RA_ABLE,      TEXT ("TC_RA_ABLE      Can do raster fonts:"),
          TC_VA_ABLE,      TEXT ("TC_VA_ABLE      Can do vector fonts:")
     } ;
     
     static struct
     {
          int     iIndex ;
          TCHAR * szTitle ;
          BITS    (*pbits)[] ;
          int     iSize ;
     }
     bitinfo[] =
     {
          CURVECAPS,  TEXT ("CURVCAPS (Curve Capabilities)"),
               (BITS (*)[]) curves, sizeof (curves) / sizeof (curves[0]),
          LINECAPS,   TEXT ("LINECAPS (Line Capabilities)"),
               (BITS (*)[]) lines, sizeof (lines) / sizeof (lines[0]),
          POLYGONALCAPS, TEXT ("POLYGONALCAPS (Polygonal Capabilities)"),
               (BITS (*)[]) poly, sizeof (poly) / sizeof (poly[0]),
          TEXTCAPS,   TEXT ("TEXTCAPS (Text Capabilities)"),
               (BITS (*)[]) text, sizeof (text) / sizeof (text[0])
     } ;
     
     static TCHAR szBuffer[80] ;
     BITS         (*pbits)[] = bitinfo[iType].pbits ;
     int          i, iDevCaps = GetDeviceCaps (hdcInfo, bitinfo[iType].iIndex) ;
     
     TextOut (hdc, cxChar, cyChar, bitinfo[iType].szTitle,
              lstrlen (bitinfo[iType].szTitle)) ;
     
     for (i = 0 ; i < bitinfo[iType].iSize ; i++)
          TextOut (hdc, cxChar, (i + 3) * cyChar, szBuffer,
               wsprintf (szBuffer, TEXT ("%-55s %3s"), (*pbits)[i].szDesc,
                    iDevCaps & (*pbits)[i].iMask ? TEXT ("Yes") : TEXT ("No")));
}