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 #include "wownt32.h"
  26
  27 #include "gdi.h"
  28
  29
  30 /***********************************************************************
  31  *              SetBkMode (GDI32.@)
  32  */
  33 INT WINAPI SetBkMode( HDC hdc, INT mode )
  34 {
  35     INT ret;
  36     DC *dc;
  37     if ((mode <= 0) || (mode > BKMODE_LAST))
  38     {
  39         SetLastError(ERROR_INVALID_PARAMETER);
  40         return 0;
  41     }
  42     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  43     if (dc->funcs->pSetBkMode)
  44         ret = dc->funcs->pSetBkMode( dc->physDev, mode );
  45     else
  46     {
  47         ret = dc->backgroundMode;
  48         dc->backgroundMode = mode;
  49     }
  50     GDI_ReleaseObj( hdc );
  51     return ret;
  52 }
  53
  54
  55 /***********************************************************************
  56  *              SetROP2 (GDI32.@)
  57  */
  58 INT WINAPI SetROP2( HDC hdc, INT mode )
  59 {
  60     INT ret;
  61     DC *dc;
  62     if ((mode < R2_BLACK) || (mode > R2_WHITE))
  63     {
  64         SetLastError(ERROR_INVALID_PARAMETER);
  65         return 0;
  66     }
  67     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  68     if (dc->funcs->pSetROP2)
  69         ret = dc->funcs->pSetROP2( dc->physDev, mode );
  70     else
  71     {
  72         ret = dc->ROPmode;
  73         dc->ROPmode = mode;
  74     }
  75     GDI_ReleaseObj( hdc );
  76     return ret;
  77 }
  78
  79
  80 /***********************************************************************
  81  *              SetRelAbs (GDI32.@)
  82  */
  83 INT WINAPI SetRelAbs( HDC hdc, INT mode )
  84 {
  85     INT ret;
  86     DC *dc;
  87     if ((mode != ABSOLUTE) && (mode != RELATIVE))
  88     {
  89         SetLastError(ERROR_INVALID_PARAMETER);
  90         return 0;
  91     }
  92     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
  93     if (dc->funcs->pSetRelAbs)
  94         ret = dc->funcs->pSetRelAbs( dc->physDev, mode );
  95     else
  96     {
  97         ret = dc->relAbsMode;
  98         dc->relAbsMode = mode;
  99     }
 100     GDI_ReleaseObj( hdc );
 101     return ret;
 102 }
 103
 104
 105 /***********************************************************************
 106  *              SetPolyFillMode (GDI32.@)
 107  */
 108 INT WINAPI SetPolyFillMode( HDC hdc, INT mode )
 109 {
 110     INT ret;
 111     DC *dc;
 112     if ((mode <= 0) || (mode > POLYFILL_LAST))
 113     {
 114         SetLastError(ERROR_INVALID_PARAMETER);
 115         return 0;
 116     }
 117     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
 118     if (dc->funcs->pSetPolyFillMode)
 119         ret = dc->funcs->pSetPolyFillMode( dc->physDev, mode );
 120     else
 121     {
 122         ret = dc->polyFillMode;
 123         dc->polyFillMode = mode;
 124     }
 125     GDI_ReleaseObj( hdc );
 126     return ret;
 127 }
 128
 129
 130 /***********************************************************************
 131  *              SetStretchBltMode (GDI32.@)
 132  */
 133 INT WINAPI SetStretchBltMode( HDC hdc, INT mode )
 134 {
 135     INT ret;
 136     DC *dc;
 137     if ((mode <= 0) || (mode > MAXSTRETCHBLTMODE))
 138     {
 139         SetLastError(ERROR_INVALID_PARAMETER);
 140         return 0;
 141     }
 142     if (!(dc = DC_GetDCPtr( hdc ))) return 0;
 143     if (dc->funcs->pSetStretchBltMode)
 144         ret = dc->funcs->pSetStretchBltMode( dc->physDev, mode );
 145     else
 146     {
 147         ret = dc->stretchBltMode;
 148         dc->stretchBltMode = mode;
 149     }
 150     GDI_ReleaseObj( hdc );
 151     return ret;
 152 }
 153
 154
 155 /***********************************************************************
 156  *              GetBkColor (GDI32.@)
 157  */
 158 COLORREF WINAPI GetBkColor( HDC hdc )
 159 {
 160     COLORREF ret = 0;
 161     DC * dc = DC_GetDCPtr( hdc );
 162     if (dc)
 163     {
 164         ret = dc->backgroundColor;
 165         GDI_ReleaseObj( hdc );
 166     }
 167     return ret;
 168 }
 169
 170
 171 /***********************************************************************
 172  *              GetBkMode (GDI32.@)
 173  */
 174 INT WINAPI GetBkMode( HDC hdc )
 175 {
 176     INT ret = 0;
 177     DC * dc = DC_GetDCPtr( hdc );
 178     if (dc)
 179     {
 180         ret = dc->backgroundMode;
 181         GDI_ReleaseObj( hdc );
 182     }
 183     return ret;
 184 }
 185
 186
 187 /***********************************************************************
 188  *              GetMapMode (GDI32.@)
 189  */
 190 INT WINAPI GetMapMode( HDC hdc )
 191 {
 192     INT ret = 0;
 193     DC * dc = DC_GetDCPtr( hdc );
 194     if (dc)
 195     {
 196         ret = dc->MapMode;
 197         GDI_ReleaseObj( hdc );
 198     }
 199     return ret;
 200 }
 201
 202
 203 /***********************************************************************
 204  *              GetPolyFillMode (GDI32.@)
 205  */
 206 INT WINAPI GetPolyFillMode( HDC hdc )
 207 {
 208     INT ret = 0;
 209     DC * dc = DC_GetDCPtr( hdc );
 210     if (dc)
 211     {
 212         ret = dc->polyFillMode;
 213         GDI_ReleaseObj( hdc );
 214     }
 215     return ret;
 216 }
 217
 218
 219 /***********************************************************************
 220  *              GetROP2 (GDI32.@)
 221  */
 222 INT WINAPI GetROP2( HDC hdc )
 223 {
 224     INT ret = 0;
 225     DC * dc = DC_GetDCPtr( hdc );
 226     if (dc)
 227     {
 228         ret = dc->ROPmode;
 229         GDI_ReleaseObj( hdc );
 230     }
 231     return ret;
 232 }
 233
 234
 235 /***********************************************************************
 236  *              GetStretchBltMode (GDI32.@)
 237  */
 238 INT WINAPI GetStretchBltMode( HDC hdc )
 239 {
 240     INT ret = 0;
 241     DC * dc = DC_GetDCPtr( hdc );
 242     if (dc)
 243     {
 244         ret = dc->stretchBltMode;
 245         GDI_ReleaseObj( hdc );
 246     }
 247     return ret;
 248 }
 249
 250
 251 /***********************************************************************
 252  *              GetTextColor (GDI32.@)
 253  */
 254 COLORREF WINAPI GetTextColor( HDC hdc )
 255 {
 256     COLORREF ret = 0;
 257     DC * dc = DC_GetDCPtr( hdc );
 258     if (dc)
 259     {
 260         ret = dc->textColor;
 261         GDI_ReleaseObj( hdc );
 262     }
 263     return ret;
 264 }
 265
 266
 267 /***********************************************************************
 268  *              GetTextAlign (GDI32.@)
 269  */
 270 UINT WINAPI GetTextAlign( HDC hdc )
 271 {
 272     UINT ret = 0;
 273     DC * dc = DC_GetDCPtr( hdc );
 274     if (dc)
 275     {
 276         ret = dc->textAlign;
 277         GDI_ReleaseObj( hdc );
 278     }
 279     return ret;
 280 }
 281
 282
 283 /***********************************************************************
 284  *              GetArcDirection (GDI32.@)
 285  */
 286 INT WINAPI GetArcDirection( HDC hdc )
 287 {
 288     INT ret = 0;
 289     DC * dc = DC_GetDCPtr( hdc );
 290     if (dc)
 291     {
 292         ret = dc->ArcDirection;
 293         GDI_ReleaseObj( hdc );
 294     }
 295     return ret;
 296 }
 297
 298
 299 /***********************************************************************
 300  *              GetGraphicsMode (GDI32.@)
 301  */
 302 INT WINAPI GetGraphicsMode( HDC hdc )
 303 {
 304     INT ret = 0;
 305     DC * dc = DC_GetDCPtr( hdc );
 306     if (dc)
 307     {
 308         ret = dc->GraphicsMode;
 309         GDI_ReleaseObj( hdc );
 310     }
 311     return ret;
 312 }
 313
 314
 315 /***********************************************************************
 316  *              GetBrushOrgEx (GDI32.@)
 317  */
 318 BOOL WINAPI GetBrushOrgEx( HDC hdc, LPPOINT pt )
 319 {
 320     DC * dc = DC_GetDCPtr( hdc );
 321     if (!dc) return FALSE;
 322     pt->x = dc->brushOrgX;
 323     pt->y = dc->brushOrgY;
 324     GDI_ReleaseObj( hdc );
 325     return TRUE;
 326 }
 327
 328
 329 /***********************************************************************
 330  *              GetCurrentPositionEx (GDI32.@)
 331  */
 332 BOOL WINAPI GetCurrentPositionEx( HDC hdc, LPPOINT pt )
 333 {
 334     DC * dc = DC_GetDCPtr( hdc );
 335     if (!dc) return FALSE;
 336     pt->x = dc->CursPosX;
 337     pt->y = dc->CursPosY;
 338     GDI_ReleaseObj( hdc );
 339     return TRUE;
 340 }
 341
 342
 343 /***********************************************************************
 344  *              GetViewportExtEx (GDI32.@)
 345  */
 346 BOOL WINAPI GetViewportExtEx( HDC hdc, LPSIZE size )
 347 {
 348     DC * dc = DC_GetDCPtr( hdc );
 349     if (!dc) return FALSE;
 350     size->cx = dc->vportExtX;
 351     size->cy = dc->vportExtY;
 352     GDI_ReleaseObj( hdc );
 353     return TRUE;
 354 }
 355
 356
 357 /***********************************************************************
 358  *              GetViewportOrgEx (GDI32.@)
 359  */
 360 BOOL WINAPI GetViewportOrgEx( HDC hdc, LPPOINT pt )
 361 {
 362     DC * dc = DC_GetDCPtr( hdc );
 363     if (!dc) return FALSE;
 364     pt->x = dc->vportOrgX;
 365     pt->y = dc->vportOrgY;
 366     GDI_ReleaseObj( hdc );
 367     return TRUE;
 368 }
 369
 370
 371 /***********************************************************************
 372  *              GetWindowExtEx (GDI32.@)
 373  */
 374 BOOL WINAPI GetWindowExtEx( HDC hdc, LPSIZE size )
 375 {
 376     DC * dc = DC_GetDCPtr( hdc );
 377     if (!dc) return FALSE;
 378     size->cx = dc->wndExtX;
 379     size->cy = dc->wndExtY;
 380     GDI_ReleaseObj( hdc );
 381     return TRUE;
 382 }
 383
 384
 385 /***********************************************************************
 386  *              GetWindowOrgEx (GDI32.@)
 387  */
 388 BOOL WINAPI GetWindowOrgEx( HDC hdc, LPPOINT pt )
 389 {
 390     DC * dc = DC_GetDCPtr( hdc );
 391     if (!dc) return FALSE;
 392     pt->x = dc->wndOrgX;
 393     pt->y = dc->wndOrgY;
 394     GDI_ReleaseObj( hdc );
 395     return TRUE;
 396 }
 397
 398
 399 /**** 16-bit functions ***/
 400
 401 /***********************************************************************
 402  *              InquireVisRgn   (GDI.131)
 403  */
 404 HRGN16 WINAPI InquireVisRgn16( HDC16 hdc )
 405 {
 406     HRGN16 ret = 0;
 407     DC * dc = DC_GetDCPtr( HDC_32(hdc) );
 408     if (dc)
 409     {
 410         ret = HRGN_16(dc->hVisRgn);
 411         GDI_ReleaseObj( HDC_32(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_32(hdc) );
 424     if (dc)
 425     {
 426         ret = HRGN_16(dc->hClipRgn);
 427         GDI_ReleaseObj( HDC_32(hdc) );
 428     }
 429     return ret;
 430 }