dlls/ttydrv/bitmap.c

   1 /*
   2  * TTY bitmap driver
   3  *
   4  * Copyright 1999 Patrik Stridvall
   5  */
   6
   7 #include <string.h>
   8 #include "bitmap.h"
   9 #include "gdi.h"
  10 #include "ttydrv.h"
  11 #include "winbase.h"
  12 #include "debugtools.h"
  13
  14 DEFAULT_DEBUG_CHANNEL(ttydrv);
  15
  16 /**********************************************************************/
  17
  18 static LONG TTYDRV_DC_GetBitmapBits(BITMAPOBJ *bitmap, void *bits, LONG count);
  19 static LONG TTYDRV_DC_SetBitmapBits(BITMAPOBJ *bitmap, void *bits, LONG count);
  20
  21 /***********************************************************************
  22  *              TTYDRV_DC_AllocBitmap
  23  */
  24 TTYDRV_PHYSBITMAP *TTYDRV_DC_AllocBitmap(BITMAPOBJ *bitmap)
  25 {
  26   TTYDRV_PHYSBITMAP *physBitmap;
  27
  28   if(!(physBitmap = HeapAlloc(GetProcessHeap(), 0, sizeof(TTYDRV_PHYSBITMAP)))) {
  29     ERR("Can't alloc TTYDRV_PHYSBITMAP\n");
  30     return NULL;
  31   }
  32
  33   bitmap->physBitmap = physBitmap;
  34   bitmap->funcs = DRIVER_FindDriver("DISPLAY");
  35
  36   return physBitmap;
  37 }
  38
  39 /***********************************************************************
  40  *           TTYDRV_DC_BitmapBits
  41  */
  42 LONG TTYDRV_DC_BitmapBits(HBITMAP hbitmap, void *bits, LONG count, WORD flags)
  43 {
  44   BITMAPOBJ *bitmap;
  45   LONG result;
  46
  47   if(!(bitmap = (BITMAPOBJ *) GDI_GetObjPtr(hbitmap, BITMAP_MAGIC)))
  48     return FALSE;
  49
  50   if(flags == DDB_GET)
  51     result = TTYDRV_DC_GetBitmapBits(bitmap, bits, count);
  52   else if(flags == DDB_SET)
  53     result = TTYDRV_DC_SetBitmapBits(bitmap, bits, count);
  54   else {
  55     ERR("Unknown flags value %d\n", flags);
  56     result = 0;
  57   }
  58
  59   GDI_ReleaseObj(hbitmap);
  60   return result;
  61 }
  62
  63 /***********************************************************************
  64  *              TTYDRV_DC_CreateBitmap
  65  */
  66 BOOL TTYDRV_DC_CreateBitmap(HBITMAP hbitmap)
  67 {
  68   TTYDRV_PHYSBITMAP *physBitmap;
  69   BITMAPOBJ *bitmap;
  70
  71   TRACE("(0x%04x)\n", hbitmap);
  72
  73   if(!(bitmap = (BITMAPOBJ *) GDI_GetObjPtr(hbitmap, BITMAP_MAGIC)))
  74     return FALSE;
  75
  76   if(!(physBitmap = TTYDRV_DC_AllocBitmap(bitmap))) {
  77     GDI_ReleaseObj(hbitmap);
  78     return FALSE;
  79   }
  80
  81   /* Set bitmap bits */
  82   if(bitmap->bitmap.bmBits) {
  83     TTYDRV_DC_BitmapBits(hbitmap, bitmap->bitmap.bmBits,
  84                          bitmap->bitmap.bmHeight * bitmap->bitmap.bmWidthBytes,
  85                          DDB_SET );
  86   }
  87
  88   GDI_ReleaseObj(hbitmap);
  89
  90   return TRUE;
  91 }
  92
  93 /***********************************************************************
  94  *              TTYDRV_DC_BITMAP_DeleteObject
  95  */
  96 BOOL TTYDRV_DC_BITMAP_DeleteObject(HBITMAP hbitmap, BITMAPOBJ *bitmap)
  97 {
  98   TRACE("(0x%04x, %p)\n", hbitmap, bitmap);
  99
 100   HeapFree(GetProcessHeap(), 0, bitmap->physBitmap);
 101   bitmap->physBitmap = NULL;
 102   bitmap->funcs = NULL;
 103
 104   return TRUE;
 105 }
 106
 107 /***********************************************************************
 108  *              TTYDRV_DC_GetBitmapBits
 109  */
 110 static LONG TTYDRV_DC_GetBitmapBits(BITMAPOBJ *bitmap, void *bits, LONG count)
 111 {
 112   FIXME("(%p, %p, %ld): stub\n", bitmap, bits, count);
 113
 114   memset(bits, 0, count);
 115
 116   return count;
 117 }
 118
 119 /***********************************************************************
 120  *              TTYDRV_DC_BITMAP_SelectObject
 121  */
 122 HBITMAP TTYDRV_DC_BITMAP_SelectObject(DC *dc, HBITMAP hbitmap, BITMAPOBJ *bitmap)
 123 {
 124   HBITMAP hPreviousBitmap;
 125
 126   TRACE("(%p, 0x%04x, %p)\n", dc, hbitmap, bitmap);
 127
 128   if(!(dc->flags & DC_MEMORY))
 129     return 0;
 130
 131   /* Assure that the bitmap device dependent */
 132   if(!bitmap->physBitmap && !TTYDRV_DC_CreateBitmap(hbitmap))
 133     return 0;
 134
 135   if(bitmap->funcs != dc->funcs) {
 136     ERR("Trying to select a non-TTY DDB into a TTY DC\n");
 137     return 0;
 138   }
 139
 140   dc->totalExtent.left   = 0;
 141   dc->totalExtent.top    = 0;
 142   dc->totalExtent.right  = bitmap->bitmap.bmWidth;
 143   dc->totalExtent.bottom = bitmap->bitmap.bmHeight;
 144
 145   /* FIXME: Should be done in the common code instead */
 146   if(dc->hVisRgn) {
 147     SetRectRgn(dc->hVisRgn, 0, 0,
 148                bitmap->bitmap.bmWidth, bitmap->bitmap.bmHeight);
 149   } else {
 150     HRGN hrgn;
 151
 152     if(!(hrgn = CreateRectRgn(0, 0, bitmap->bitmap.bmWidth, bitmap->bitmap.bmHeight)))
 153       return 0;
 154
 155     dc->hVisRgn = hrgn;
 156   }
 157
 158   hPreviousBitmap = dc->hBitmap;
 159   dc->hBitmap = hbitmap;
 160
 161   return hPreviousBitmap;
 162 }
 163
 164 /***********************************************************************
 165  *              TTYDRV_DC_SetBitmapBits
 166  */
 167 static LONG TTYDRV_DC_SetBitmapBits(BITMAPOBJ *bitmap, void *bits, LONG count)
 168 {
 169   FIXME("(%p, %p, %ld): semistub\n", bitmap, bits, count);
 170
 171   return count;
 172 }
 173
 174 /***********************************************************************
 175  *              TTYDRV_BITMAP_CreateDIBSection
 176  */
 177 HBITMAP TTYDRV_BITMAP_CreateDIBSection(
 178   DC *dc, BITMAPINFO *bmi, UINT usage,
 179   LPVOID *bits, HANDLE section, DWORD offset)
 180 {
 181   FIXME("(%p, %p, %u, %p, 0x%04x, %ld): stub\n",
 182         dc, bmi, usage, bits, section, offset);
 183
 184   return (HBITMAP) NULL;
 185 }
 186
 187 /**********************************************************************
 188  *              TTYDRV_BITMAP_CreateDIBSection16
 189  */
 190 HBITMAP16 TTYDRV_DIB_CreateDIBSection16(
 191   DC *dc, BITMAPINFO *bmi, UINT16 usage,
 192   SEGPTR *bits, HANDLE section, DWORD offset)
 193 {
 194   FIXME("(%p, %p, %u, %p, 0x%04x, %ld): stub\n",
 195         dc, bmi, usage, bits, section, offset);
 196
 197   return (HBITMAP16) NULL;
 198 }
 199
 200 /***********************************************************************
 201  *              TTYDRV_BITMAP_DeleteDIBSection
 202  */
 203 void TTYDRV_BITMAP_DeleteDIBSection(BITMAPOBJ *bmp)
 204 {
 205   FIXME("(%p): stub\n", bmp);
 206 }
 207
 208 /***********************************************************************
 209  *              TTYDRV_BITMAP_SetDIBColorTable
 210  */
 211 UINT TTYDRV_BITMAP_SetDIBColorTable(BITMAPOBJ *bmp, DC *dc, UINT start, UINT count, const RGBQUAD *colors)
 212 {
 213   FIXME("(%p): stub\n", bmp);
 214   return 0;
 215 }
 216
 217 /***********************************************************************
 218  *              TTYDRV_BITMAP_GetDIBColorTable
 219  */
 220 UINT TTYDRV_BITMAP_GetDIBColorTable(BITMAPOBJ *bmp, DC *dc, UINT start, UINT count, RGBQUAD *colors)
 221 {
 222   FIXME("(%p): stub\n", bmp);
 223   return 0;
 224 }
 225
 226 /***********************************************************************
 227  *              TTYDRV_BITMAP_Lock
 228  */
 229 INT TTYDRV_BITMAP_Lock(BITMAPOBJ *bmp, INT req, BOOL lossy)
 230 {
 231   FIXME("(%p): stub\n", bmp);
 232   return DIB_Status_None;
 233 }
 234
 235 /***********************************************************************
 236  *              TTYDRV_BITMAP_Unlock
 237  */
 238 void TTYDRV_BITMAP_Unlock(BITMAPOBJ *bmp, BOOL commit)
 239 {
 240   FIXME("(%p): stub\n", bmp);
 241 }
 242
 243 /***********************************************************************
 244  *              TTYDRV_BITMAP_GetDIBits
 245  */
 246 INT TTYDRV_BITMAP_GetDIBits(
 247   BITMAPOBJ *bmp, DC *dc, UINT startscan, UINT lines,
 248   LPVOID bits, BITMAPINFO *info, UINT coloruse, HBITMAP hbitmap)
 249 {
 250   FIXME("(%p, %p, %u, %u, %p, %p, %u, 0x%04x): stub\n",
 251         bmp, dc, startscan, lines, bits, info, coloruse, hbitmap);
 252
 253   return 0;
 254 }
 255
 256
 257 /***********************************************************************
 258  *              TTYDRV_BITMAP_SetDIBits
 259  */
 260 INT TTYDRV_BITMAP_SetDIBits(
 261   BITMAPOBJ *bmp, DC *dc, UINT startscan, UINT lines,
 262   LPCVOID bits, const BITMAPINFO *info, UINT coloruse, HBITMAP hbitmap)
 263 {
 264   FIXME("(%p, %p, %u, %u, %p, %p, %u, 0x%04x): stub\n",
 265         bmp, dc, startscan, lines, bits, info, coloruse, hbitmap);
 266
 267   return 0;
 268 }
 269
 270 /***********************************************************************
 271  *              TTYDRV_DC_SetDIBitsToDevice
 272  */
 273 INT TTYDRV_DC_SetDIBitsToDevice(DC *dc, INT xDest, INT yDest, DWORD cx,
 274                                 DWORD cy, INT xSrc, INT ySrc,
 275                                 UINT startscan, UINT lines, LPCVOID bits,
 276                                 const BITMAPINFO *info, UINT coloruse)
 277 {
 278   FIXME("(%p, %d, %d, %ld, %ld, %d, %d, %u, %u, %p, %p, %u): stub\n",
 279         dc, xDest, yDest, cx, cy, xSrc, ySrc, startscan, lines, bits, info, coloruse);
 280
 281   return 0;
 282 }