objects/dcvalues.c

   1 /*
   2  * DC device-independent Get/SetXXX functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "winbase.h"
  24 #include "winerror.h"
  25
  26 #include "gdi.h"
  27
  28
  29 /***********************************************************************
  30  *              SetBkMode (GDI32.@)
  31  */
  32 INT WINAPI SetBkMode( HDC hdc, INT mode )
  33 {
  34     INT ret;
  35     DC *dc;
  36     if ((mode <= 0) || (mode > BKMODE_LAST))
  37     {
  38         SetLastError(ERROR_INVALID_PARAMETER);
  39         return 0;
  40     }
  41     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  42     if (dc->funcs->pSetBkMode)
  43         ret = dc->funcs->pSetBkMode( dc->physDev, mode );
  44     else
  45     {
  46         ret = dc->backgroundMode;
  47         dc->backgroundMode = mode;
  48     }
  49     GDI_ReleaseObj( hdc );
  50     return ret;
  51 }
  52
  53
  54 /***********************************************************************
  55  *              SetROP2 (GDI32.@)
  56  */
  57 INT WINAPI SetROP2( HDC hdc, INT mode )
  58 {
  59     INT ret;
  60     DC *dc;
  61     if ((mode < R2_BLACK) || (mode > R2_WHITE))
  62     {
  63         SetLastError(ERROR_INVALID_PARAMETER);
  64         return 0;
  65     }
  66     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  67     if (dc->funcs->pSetROP2)
  68         ret = dc->funcs->pSetROP2( dc->physDev, mode );
  69     else
  70     {
  71         ret = dc->ROPmode;
  72         dc->ROPmode = mode;
  73     }
  74     GDI_ReleaseObj( hdc );
  75     return ret;
  76 }
  77
  78
  79 /***********************************************************************
  80  *              SetRelAbs (GDI32.@)
  81  */
  82 INT WINAPI SetRelAbs( HDC hdc, INT mode )
  83 {
  84     INT ret;
  85     DC *dc;
  86     if ((mode != ABSOLUTE) && (mode != RELATIVE))
  87     {
  88         SetLastError(ERROR_INVALID_PARAMETER);
  89         return 0;
  90     }
  91     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  92     if (dc->funcs->pSetRelAbs)
  93         ret = dc->funcs->pSetRelAbs( dc->physDev, mode );
  94     else
  95     {
  96         ret = dc->relAbsMode;
  97         dc->relAbsMode = mode;
  98     }
  99     GDI_ReleaseObj( hdc );
 100     return ret;
 101 }
 102
 103
 104 /***********************************************************************
 105  *              SetPolyFillMode (GDI32.@)
 106  */
 107 INT WINAPI SetPolyFillMode( HDC hdc, INT mode )
 108 {
 109     INT ret;
 110     DC *dc;
 111     if ((mode <= 0) || (mode > POLYFILL_LAST))
 112     {
 113         SetLastError(ERROR_INVALID_PARAMETER);
 114         return 0;
 115     }
 116     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
 117     if (dc->funcs->pSetPolyFillMode)
 118         ret = dc->funcs->pSetPolyFillMode( dc->physDev, mode );
 119     else
 120     {
 121         ret = dc->polyFillMode;
 122         dc->polyFillMode = mode;
 123     }
 124     GDI_ReleaseObj( hdc );
 125     return ret;
 126 }
 127
 128
 129 /***********************************************************************
 130  *              SetStretchBltMode (GDI32.@)
 131  */
 132 INT WINAPI SetStretchBltMode( HDC hdc, INT mode )
 133 {
 134     INT ret;
 135     DC *dc;
 136     if ((mode <= 0) || (mode > MAXSTRETCHBLTMODE))
 137     {
 138         SetLastError(ERROR_INVALID_PARAMETER);
 139         return 0;
 140     }
 141     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
 142     if (dc->funcs->pSetStretchBltMode)
 143         ret = dc->funcs->pSetStretchBltMode( dc->physDev, mode );
 144     else
 145     {
 146         ret = dc->stretchBltMode;
 147         dc->stretchBltMode = mode;
 148     }
 149     GDI_ReleaseObj( hdc );
 150     return ret;
 151 }
 152
 153
 154 /***********************************************************************
 155  *              GetBkColor (GDI32.@)
 156  */
 157 COLORREF WINAPI GetBkColor( HDC hdc )
 158 {
 159     COLORREF ret = 0;
 160     DC * dc = DC_GetDCPtr( hdc );
 161     if (dc)
 162     {
 163         ret = dc->backgroundColor;
 164         GDI_ReleaseObj( hdc );
 165     }
 166     return ret;
 167 }
 168
 169
 170 /***********************************************************************
 171  *              GetBkMode (GDI32.@)
 172  */
 173 INT WINAPI GetBkMode( HDC hdc )
 174 {
 175     INT ret = 0;
 176     DC * dc = DC_GetDCPtr( hdc );
 177     if (dc)
 178     {
 179         ret = dc->backgroundMode;
 180         GDI_ReleaseObj( hdc );
 181     }
 182     return ret;
 183 }
 184
 185
 186 /***********************************************************************
 187  *              GetMapMode (GDI32.@)
 188  */
 189 INT WINAPI GetMapMode( HDC hdc )
 190 {
 191     INT ret = 0;
 192     DC * dc = DC_GetDCPtr( hdc );
 193     if (dc)
 194     {
 195         ret = dc->MapMode;
 196         GDI_ReleaseObj( hdc );
 197     }
 198     return ret;
 199 }
 200
 201
 202 /***********************************************************************
 203  *              GetPolyFillMode (GDI32.@)
 204  */
 205 INT WINAPI GetPolyFillMode( HDC hdc )
 206 {
 207     INT ret = 0;
 208     DC * dc = DC_GetDCPtr( hdc );
 209     if (dc)
 210     {
 211         ret = dc->polyFillMode;
 212         GDI_ReleaseObj( hdc );
 213     }
 214     return ret;
 215 }
 216
 217
 218 /***********************************************************************
 219  *              GetROP2 (GDI32.@)
 220  */
 221 INT WINAPI GetROP2( HDC hdc )
 222 {
 223     INT ret = 0;
 224     DC * dc = DC_GetDCPtr( hdc );
 225     if (dc)
 226     {
 227         ret = dc->ROPmode;
 228         GDI_ReleaseObj( hdc );
 229     }
 230     return ret;
 231 }
 232
 233
 234 /***********************************************************************
 235  *              GetStretchBltMode (GDI32.@)
 236  */
 237 INT WINAPI GetStretchBltMode( HDC hdc )
 238 {
 239     INT ret = 0;
 240     DC * dc = DC_GetDCPtr( hdc );
 241     if (dc)
 242     {
 243         ret = dc->stretchBltMode;
 244         GDI_ReleaseObj( hdc );
 245     }
 246     return ret;
 247 }
 248
 249
 250 /***********************************************************************
 251  *              GetTextColor (GDI32.@)
 252  */
 253 COLORREF WINAPI GetTextColor( HDC hdc )
 254 {
 255     COLORREF ret = 0;
 256     DC * dc = DC_GetDCPtr( hdc );
 257     if (dc)
 258     {
 259         ret = dc->textColor;
 260         GDI_ReleaseObj( hdc );
 261     }
 262     return ret;
 263 }
 264
 265
 266 /***********************************************************************
 267  *              GetTextAlign (GDI32.@)
 268  */
 269 UINT WINAPI GetTextAlign( HDC hdc )
 270 {
 271     UINT ret = 0;
 272     DC * dc = DC_GetDCPtr( hdc );
 273     if (dc)
 274     {
 275         ret = dc->textAlign;
 276         GDI_ReleaseObj( hdc );
 277     }
 278     return ret;
 279 }
 280
 281
 282 /***********************************************************************
 283  *              GetArcDirection (GDI32.@)
 284  */
 285 INT WINAPI GetArcDirection( HDC hdc )
 286 {
 287     INT ret = 0;
 288     DC * dc = DC_GetDCPtr( hdc );
 289     if (dc)
 290     {
 291         ret = dc->ArcDirection;
 292         GDI_ReleaseObj( hdc );
 293     }
 294     return ret;
 295 }
 296
 297
 298 /***********************************************************************
 299  *              GetGraphicsMode (GDI32.@)
 300  */
 301 INT WINAPI GetGraphicsMode( HDC hdc )
 302 {
 303     INT ret = 0;
 304     DC * dc = DC_GetDCPtr( hdc );
 305     if (dc)
 306     {
 307         ret = dc->GraphicsMode;
 308         GDI_ReleaseObj( hdc );
 309     }
 310     return ret;
 311 }
 312
 313
 314 /***********************************************************************
 315  *              GetBrushOrgEx (GDI32.@)
 316  */
 317 BOOL WINAPI GetBrushOrgEx( HDC hdc, LPPOINT pt )
 318 {
 319     DC * dc = DC_GetDCPtr( hdc );
 320     if (!dc) return FALSE;
 321     pt->x = dc->brushOrgX;
 322     pt->y = dc->brushOrgY;
 323     GDI_ReleaseObj( hdc );
 324     return TRUE;
 325 }
 326
 327
 328 /***********************************************************************
 329  *              GetCurrentPositionEx (GDI32.@)
 330  */
 331 BOOL WINAPI GetCurrentPositionEx( HDC hdc, LPPOINT pt )
 332 {
 333     DC * dc = DC_GetDCPtr( hdc );
 334     if (!dc) return FALSE;
 335     pt->x = dc->CursPosX;
 336     pt->y = dc->CursPosY;
 337     GDI_ReleaseObj( hdc );
 338     return TRUE;
 339 }
 340
 341
 342 /***********************************************************************
 343  *              GetViewportExtEx (GDI32.@)
 344  */
 345 BOOL WINAPI GetViewportExtEx( HDC hdc, LPSIZE size )
 346 {
 347     DC * dc = DC_GetDCPtr( hdc );
 348     if (!dc) return FALSE;
 349     size->cx = dc->vportExtX;
 350     size->cy = dc->vportExtY;
 351     GDI_ReleaseObj( hdc );
 352     return TRUE;
 353 }
 354
 355
 356 /***********************************************************************
 357  *              GetViewportOrgEx (GDI32.@)
 358  */
 359 BOOL WINAPI GetViewportOrgEx( HDC hdc, LPPOINT pt )
 360 {
 361     DC * dc = DC_GetDCPtr( hdc );
 362     if (!dc) return FALSE;
 363     pt->x = dc->vportOrgX;
 364     pt->y = dc->vportOrgY;
 365     GDI_ReleaseObj( hdc );
 366     return TRUE;
 367 }
 368
 369
 370 /***********************************************************************
 371  *              GetWindowExtEx (GDI32.@)
 372  */
 373 BOOL WINAPI GetWindowExtEx( HDC hdc, LPSIZE size )
 374 {
 375     DC * dc = DC_GetDCPtr( hdc );
 376     if (!dc) return FALSE;
 377     size->cx = dc->wndExtX;
 378     size->cy = dc->wndExtY;
 379     GDI_ReleaseObj( hdc );
 380     return TRUE;
 381 }
 382
 383
 384 /***********************************************************************
 385  *              GetWindowOrgEx (GDI32.@)
 386  */
 387 BOOL WINAPI GetWindowOrgEx( HDC hdc, LPPOINT pt )
 388 {
 389     DC * dc = DC_GetDCPtr( hdc );
 390     if (!dc) return FALSE;
 391     pt->x = dc->wndOrgX;
 392     pt->y = dc->wndOrgY;
 393     GDI_ReleaseObj( hdc );
 394     return TRUE;
 395 }
 396
 397
 398 /**** 16-bit functions ***/
 399
 400 /***********************************************************************
 401  *              InquireVisRgn   (GDI.131)
 402  *              InquireVisRgn16 (GDI32.@)
 403  */
 404 HRGN16 WINAPI InquireVisRgn16( HDC16 hdc )
 405 {
 406     HRGN16 ret = 0;
 407     DC * dc = DC_GetDCPtr( hdc );
 408     if (dc)
 409     {
 410         ret = dc->hVisRgn;
 411         GDI_ReleaseObj( hdc );
 412     }
 413     return ret;
 414 }
 415
 416
 417 /***********************************************************************
 418  *              GetClipRgn (GDI.173)
 419  */
 420 HRGN16 WINAPI GetClipRgn16( HDC16 hdc )
 421 {
 422     HRGN16 ret = 0;
 423     DC * dc = DC_GetDCPtr( hdc );
 424     if (dc)
 425     {
 426         ret = dc->hClipRgn;
 427         GDI_ReleaseObj( hdc );
 428     }
 429     return ret;
 430 }