graphics/wing.c

   1 /*
   2  * WinG support
   3  *
   4  * Started by Robert Pouliot <krynos@clic.net>
   5  */
   6
   7 #include "config.h"
   8
   9 #include "ts_xlib.h"
  10 #ifdef HAVE_LIBXXSHM
  11 #include <sys/types.h>
  12 #include <sys/ipc.h>
  13 #ifndef __EMX__
  14 #include <sys/shm.h>
  15 #endif /* !defined(__EMX__) */
  16 #include "ts_xshm.h"
  17 #endif /* defined(HAVE_LIBXXSHM) */
  18 #include "x11drv.h"
  19
  20 #include "bitmap.h"
  21 #include "palette.h"
  22 #include "dc.h"
  23 #include "debug.h"
  24 #include "gdi.h"
  25 #include "heap.h"
  26 #include "selectors.h"
  27 #include "monitor.h"
  28 #include "wintypes.h"
  29 #include "xmalloc.h"
  30
  31 typedef enum WING_DITHER_TYPE
  32 {
  33   WING_DISPERSED_4x4, WING_DISPERSED_8x8, WING_CLUSTERED_4x4
  34 } WING_DITHER_TYPE;
  35
  36 /*
  37  * WinG DIB bitmaps can be selected into DC and then scribbled upon
  38  * by GDI functions. They can also be changed directly. This gives us
  39  * three choices
  40  *      - use original WinG 16-bit DLL
  41  *              requires working 16-bit driver interface
  42  *      - implement DIB graphics driver from scratch
  43  *              see wing.zip size
  44  *      - use shared pixmaps
  45  *              won't work with some videocards and/or videomodes
  46  * 961208 - AK
  47  */
  48
  49 /***********************************************************************
  50  *          WinGCreateDC16      (WING.1001)
  51  */
  52 HDC16 WINAPI WinGCreateDC16(void)
  53 {
  54     TRACE(wing, "(void)\n");
  55         return CreateCompatibleDC16(0);
  56 }
  57
  58 /***********************************************************************
  59  *  WinGRecommendDIBFormat16    (WING.1002)
  60  */
  61 BOOL16 WINAPI WinGRecommendDIBFormat16(BITMAPINFO *bmpi)
  62 {
  63     TRACE(wing, "(%p)\n", bmpi);
  64     if (!bmpi)
  65         return FALSE;
  66
  67     bmpi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  68     bmpi->bmiHeader.biWidth = 320;
  69     bmpi->bmiHeader.biHeight = -1;
  70     bmpi->bmiHeader.biPlanes = 1;
  71     bmpi->bmiHeader.biBitCount = MONITOR_GetDepth(&MONITOR_PrimaryMonitor);
  72     bmpi->bmiHeader.biCompression = BI_RGB;
  73     bmpi->bmiHeader.biSizeImage = 0;
  74     bmpi->bmiHeader.biXPelsPerMeter = 0;
  75     bmpi->bmiHeader.biYPelsPerMeter = 0;
  76     bmpi->bmiHeader.biClrUsed = 0;
  77     bmpi->bmiHeader.biClrImportant = 0;
  78
  79     return TRUE;
  80   }
  81
  82 /***********************************************************************
  83  *        WinGCreateBitmap16    (WING.1003)
  84  */
  85 HBITMAP16 WINAPI WinGCreateBitmap16(HDC16 hdc, BITMAPINFO *bmpi,
  86                                     SEGPTR *bits)
  87 {
  88     TRACE(wing, "(%d,%p,%p)\n", hdc, bmpi, bits);
  89     TRACE(wing, ": create %ldx%ldx%d bitmap\n", bmpi->bmiHeader.biWidth,
  90           bmpi->bmiHeader.biHeight, bmpi->bmiHeader.biPlanes);
  91     return CreateDIBSection16(hdc, bmpi, 0, bits, 0, 0);
  92                 }
  93
  94 /***********************************************************************
  95  *  WinGGetDIBPointer   (WING.1004)
  96  */
  97 SEGPTR WINAPI WinGGetDIBPointer16(HBITMAP16 hWinGBitmap, BITMAPINFO* bmpi)
  98 {
  99   BITMAPOBJ*    bmp = (BITMAPOBJ *) GDI_GetObjPtr( hWinGBitmap, BITMAP_MAGIC );
 100
 101     TRACE(wing, "(%d,%p)\n", hWinGBitmap, bmpi);
 102     if (!bmp) return (SEGPTR)NULL;
 103
 104     if (bmpi)
 105         FIXME(wing, ": Todo - implement setting BITMAPINFO\n");
 106
 107     return PTR_SEG_OFF_TO_SEGPTR(bmp->dib->selector, 0);
 108 }
 109
 110 /***********************************************************************
 111  *  WinGSetDIBColorTable   (WING.1004)
 112  */
 113 UINT16 WINAPI WinGSetDIBColorTable16(HDC16 hdc, UINT16 start, UINT16 num,
 114                                      RGBQUAD *colors)
 115 {
 116     TRACE(wing, "(%d,%d,%d,%p)\n", hdc, start, num, colors);
 117     return SetDIBColorTable16(hdc, start, num, colors);
 118 }
 119
 120 /***********************************************************************
 121  *  WinGGetDIBColorTable16   (WING.1005)
 122  */
 123 UINT16 WINAPI WinGGetDIBColorTable16(HDC16 hdc, UINT16 start, UINT16 num,
 124                                      RGBQUAD *colors)
 125 {
 126     TRACE(wing, "(%d,%d,%d,%p)\n", hdc, start, num, colors);
 127     return GetDIBColorTable16(hdc, start, num, colors);
 128 }
 129
 130 /***********************************************************************
 131  *  WinGCreateHalfTonePalette16   (WING.1007)
 132  */
 133 HPALETTE16 WINAPI WinGCreateHalfTonePalette16(void)
 134 {
 135     TRACE(wing, "(void)\n");
 136     return CreateHalftonePalette16(GetDC16(0));
 137 }
 138
 139 /***********************************************************************
 140  *  WinGCreateHalfToneBrush16   (WING.1008)
 141  */
 142 HBRUSH16 WINAPI WinGCreateHalfToneBrush16(HDC16 winDC, COLORREF col,
 143                                             WING_DITHER_TYPE type)
 144 {
 145     TRACE(wing, "(%d,%ld,%d)\n", winDC, col, type);
 146     return CreateSolidBrush16(col);
 147 }
 148
 149 /***********************************************************************
 150  *  WinGStretchBlt16   (WING.1009)
 151  */
 152 BOOL16 WINAPI WinGStretchBlt16(HDC16 destDC, INT16 xDest, INT16 yDest,
 153                                INT16 widDest, INT16 heiDest,
 154                                HDC16 srcDC, INT16 xSrc, INT16 ySrc,
 155                                INT16 widSrc, INT16 heiSrc)
 156 {
 157     TRACE(wing, "(%d,%d,...)\n", destDC, srcDC);
 158     return StretchBlt16(destDC, xDest, yDest, widDest, heiDest, srcDC,
 159                         xSrc, ySrc, widSrc, heiSrc, SRCCOPY);
 160 }
 161
 162 /***********************************************************************
 163  *  WinGBitBlt16   (WING.1010)
 164  */
 165 BOOL16 WINAPI WinGBitBlt16(HDC16 destDC, INT16 xDest, INT16 yDest,
 166                            INT16 widDest, INT16 heiDest, HDC16 srcDC,
 167                            INT16 xSrc, INT16 ySrc)
 168 {
 169     TRACE(wing, "(%d,%d,...)\n", destDC, srcDC);
 170     return BitBlt16(destDC, xDest, yDest, widDest, heiDest, srcDC,
 171                     xSrc, ySrc, SRCCOPY);
 172 }