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 /***********************************************************************
 402  *              SetBkMode (GDI.2)
 403  */
 404 INT16 WINAPI SetBkMode16( HDC16 hdc, INT16 mode )
 405 {
 406     return SetBkMode( hdc, mode );
 407 }
 408
 409 /***********************************************************************
 410  *              SetROP2 (GDI.4)
 411  */
 412 INT16 WINAPI SetROP216( HDC16 hdc, INT16 mode )
 413 {
 414     return SetROP2( hdc, mode );
 415 }
 416
 417 /***********************************************************************
 418  *              SetRelAbs (GDI.5)
 419  */
 420 INT16 WINAPI SetRelAbs16( HDC16 hdc, INT16 mode )
 421 {
 422     return SetRelAbs( hdc, mode );
 423 }
 424
 425 /***********************************************************************
 426  *              SetPolyFillMode (GDI.6)
 427  */
 428 INT16 WINAPI SetPolyFillMode16( HDC16 hdc, INT16 mode )
 429 {
 430     return SetPolyFillMode( hdc, mode );
 431 }
 432
 433 /***********************************************************************
 434  *              SetStretchBltMode (GDI.7)
 435  */
 436 INT16 WINAPI SetStretchBltMode16( HDC16 hdc, INT16 mode )
 437 {
 438     return SetStretchBltMode( hdc, mode );
 439 }
 440
 441 /***********************************************************************
 442  *              GetBkColor (GDI.75)
 443  */
 444 COLORREF WINAPI GetBkColor16( HDC16 hdc )
 445 {
 446     return GetBkColor( hdc );
 447 }
 448
 449 /***********************************************************************
 450  *              GetBkMode (GDI.76)
 451  */
 452 INT16 WINAPI GetBkMode16( HDC16 hdc )
 453 {
 454     return GetBkMode( hdc );
 455 }
 456
 457 /***********************************************************************
 458  *              GetCurrentPosition (GDI.78)
 459  */
 460 DWORD WINAPI GetCurrentPosition16( HDC16 hdc )
 461 {
 462     POINT pt32;
 463     if (!GetCurrentPositionEx( hdc, &pt32 )) return 0;
 464     return MAKELONG( pt32.x, pt32.y );
 465 }
 466
 467 /***********************************************************************
 468  *              GetMapMode (GDI.81)
 469  */
 470 INT16 WINAPI GetMapMode16( HDC16 hdc )
 471 {
 472     return GetMapMode( hdc );
 473 }
 474
 475 /***********************************************************************
 476  *              GetPolyFillMode (GDI.84)
 477  */
 478 INT16 WINAPI GetPolyFillMode16( HDC16 hdc )
 479 {
 480     return GetPolyFillMode( hdc );
 481 }
 482
 483 /***********************************************************************
 484  *              GetROP2 (GDI.85)
 485  */
 486 INT16 WINAPI GetROP216( HDC16 hdc )
 487 {
 488     return GetROP2( hdc );
 489 }
 490
 491 /***********************************************************************
 492  *              GetRelAbs (GDI.86)
 493  */
 494 INT16 WINAPI GetRelAbs16( HDC16 hdc )
 495 {
 496     return GetRelAbs( hdc, 0 );
 497 }
 498
 499 /***********************************************************************
 500  *              GetStretchBltMode (GDI.88)
 501  */
 502 INT16 WINAPI GetStretchBltMode16( HDC16 hdc )
 503 {
 504     return GetStretchBltMode( hdc );
 505 }
 506
 507 /***********************************************************************
 508  *              GetTextColor (GDI.90)
 509  */
 510 COLORREF WINAPI GetTextColor16( HDC16 hdc )
 511 {
 512     return GetTextColor( hdc );
 513 }
 514
 515 /***********************************************************************
 516  *              GetViewportExt (GDI.94)
 517  */
 518 DWORD WINAPI GetViewportExt16( HDC16 hdc )
 519 {
 520     SIZE size;
 521     if (!GetViewportExtEx( hdc, &size )) return 0;
 522     return MAKELONG( size.cx, size.cy );
 523 }
 524
 525 /***********************************************************************
 526  *              GetViewportOrg (GDI.95)
 527  */
 528 DWORD WINAPI GetViewportOrg16( HDC16 hdc )
 529 {
 530     POINT pt;
 531     if (!GetViewportOrgEx( hdc, &pt )) return 0;
 532     return MAKELONG( pt.x, pt.y );
 533 }
 534
 535
 536 /***********************************************************************
 537  *              GetWindowExt (GDI.96)
 538  */
 539 DWORD WINAPI GetWindowExt16( HDC16 hdc )
 540 {
 541     SIZE size;
 542     if (!GetWindowExtEx( hdc, &size )) return 0;
 543     return MAKELONG( size.cx, size.cy );
 544 }
 545
 546 /***********************************************************************
 547  *              GetWindowOrg (GDI.97)
 548  */
 549 DWORD WINAPI GetWindowOrg16( HDC16 hdc )
 550 {
 551     POINT pt;
 552     if (!GetWindowOrgEx( hdc, &pt )) return 0;
 553     return MAKELONG( pt.x, pt.y );
 554 }
 555
 556 /***********************************************************************
 557  *              InquireVisRgn (GDI.131)
 558  */
 559 HRGN16 WINAPI InquireVisRgn16( HDC16 hdc )
 560 {
 561     HRGN16 ret = 0;
 562     DC * dc = DC_GetDCPtr( hdc );
 563     if (dc)
 564     {
 565         ret = dc->hVisRgn;
 566         GDI_ReleaseObj( hdc );
 567     }
 568     return ret;
 569 }
 570
 571 /***********************************************************************
 572  *              GetBrushOrg (GDI.149)
 573  */
 574 DWORD WINAPI GetBrushOrg16( HDC16 hdc )
 575 {
 576     POINT pt;
 577     if (!GetBrushOrgEx( hdc, &pt )) return 0;
 578     return MAKELONG( pt.x, pt.y );
 579 }
 580
 581 /***********************************************************************
 582  *              GetClipRgn (GDI.173)
 583  */
 584 HRGN16 WINAPI GetClipRgn16( HDC16 hdc )
 585 {
 586     HRGN16 ret = 0;
 587     DC * dc = DC_GetDCPtr( hdc );
 588     if (dc)
 589     {
 590         ret = dc->hClipRgn;
 591         GDI_ReleaseObj( hdc );
 592     }
 593     return ret;
 594 }
 595
 596 /***********************************************************************
 597  *              GetTextAlign (GDI.345)
 598  */
 599 UINT16 WINAPI GetTextAlign16( HDC16 hdc )
 600 {
 601     return GetTextAlign( hdc );
 602 }
 603
 604 /***********************************************************************
 605  *              GetCurLogFont (GDI.411)
 606  */
 607 HFONT16 WINAPI GetCurLogFont16( HDC16 hdc )
 608 {
 609     HFONT16 ret = 0;
 610     DC * dc = DC_GetDCPtr( hdc );
 611     if (dc)
 612     {
 613         ret = dc->hFont;
 614         GDI_ReleaseObj( hdc );
 615     }
 616     return ret;
 617 }
 618
 619 /***********************************************************************
 620  *              GetBrushOrgEx (GDI.469)
 621  */
 622 BOOL16 WINAPI GetBrushOrgEx16( HDC16 hdc, LPPOINT16 pt )
 623 {
 624     POINT pt32;
 625     if (!GetBrushOrgEx( hdc, &pt32 )) return FALSE;
 626     pt->x = pt32.x;
 627     pt->y = pt32.y;
 628     return TRUE;
 629 }
 630
 631 /***********************************************************************
 632  *              GetCurrentPositionEx (GDI.470)
 633  */
 634 BOOL16 WINAPI GetCurrentPositionEx16( HDC16 hdc, LPPOINT16 pt )
 635 {
 636     POINT pt32;
 637     if (!GetCurrentPositionEx( hdc, &pt32 )) return FALSE;
 638     pt->x = pt32.x;
 639     pt->y = pt32.y;
 640     return TRUE;
 641 }
 642
 643 /***********************************************************************
 644  *              GetViewportExtEx (GDI.472)
 645  */
 646 BOOL16 WINAPI GetViewportExtEx16( HDC16 hdc, LPSIZE16 size )
 647 {
 648     SIZE size32;
 649     if (!GetViewportExtEx( hdc, &size32 )) return FALSE;
 650     size->cx = size32.cx;
 651     size->cy = size32.cy;
 652     return TRUE;
 653 }
 654
 655 /***********************************************************************
 656  *              GetViewportOrgEx (GDI.473)
 657  */
 658 BOOL16 WINAPI GetViewportOrgEx16( HDC16 hdc, LPPOINT16 pt )
 659 {
 660     POINT pt32;
 661     if (!GetViewportOrgEx( hdc, &pt32 )) return FALSE;
 662     pt->x = pt32.x;
 663     pt->y = pt32.y;
 664     return TRUE;
 665 }
 666
 667 /***********************************************************************
 668  *              GetWindowExtEx (GDI.474)
 669  */
 670 BOOL16 WINAPI GetWindowExtEx16( HDC16 hdc, LPSIZE16 size )
 671 {
 672     SIZE size32;
 673     if (!GetWindowExtEx( hdc, &size32 )) return FALSE;
 674     size->cx = size32.cx;
 675     size->cy = size32.cy;
 676     return TRUE;
 677 }
 678
 679 /***********************************************************************
 680  *              GetWindowOrgEx (GDI.475)
 681  */
 682 BOOL16 WINAPI GetWindowOrgEx16( HDC16 hdc, LPPOINT16 pt )
 683 {
 684     POINT pt32;
 685     if (!GetWindowOrgEx( hdc, &pt32 )) return FALSE;
 686     pt->x = pt32.x;
 687     pt->y = pt32.y;
 688     return TRUE;
 689 }
 690
 691 /***********************************************************************
 692  *              GetArcDirection (GDI.524)
 693  */
 694 INT16 WINAPI GetArcDirection16( HDC16 hdc )
 695 {
 696     return GetArcDirection( hdc );
 697 }