| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // File: src/os2/region.cpp |
| 3 | // Purpose: Region class |
| 4 | // Author: David Webster |
| 5 | // Modified by: |
| 6 | // Created: 10/15/99 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) David Webster |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // For compilers that support precompilation, includes "wx.h". |
| 13 | #include "wx/wxprec.h" |
| 14 | |
| 15 | #ifndef WX_PRECOMP |
| 16 | #include "wx/app.h" |
| 17 | #include "wx/window.h" |
| 18 | #include "wx/gdicmn.h" |
| 19 | #endif |
| 20 | |
| 21 | #include "wx/os2/region.h" |
| 22 | |
| 23 | #include "wx/os2/private.h" |
| 24 | |
| 25 | IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject) |
| 26 | IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator, wxObject) |
| 27 | |
| 28 | //----------------------------------------------------------------------------- |
| 29 | // wxRegionRefData implementation |
| 30 | //----------------------------------------------------------------------------- |
| 31 | |
| 32 | class WXDLLEXPORT wxRegionRefData : public wxGDIRefData { |
| 33 | public: |
| 34 | wxRegionRefData() |
| 35 | { |
| 36 | m_hRegion = 0; |
| 37 | m_hPS = 0; |
| 38 | } |
| 39 | |
| 40 | wxRegionRefData(const wxRegionRefData& rData) |
| 41 | { |
| 42 | RGNRECT vRgnData; |
| 43 | PRECTL pRect = NULL; |
| 44 | |
| 45 | vRgnData.ulDirection = RECTDIR_LFRT_TOPBOT; |
| 46 | if (::GpiQueryRegionRects( rData.m_hPS // Pres space |
| 47 | ,rData.m_hRegion // Handle of region to query |
| 48 | ,NULL // Return all RECTs |
| 49 | ,&vRgnData // Will contain number or RECTs in region |
| 50 | ,NULL // NULL to return number of RECTs |
| 51 | )) |
| 52 | { |
| 53 | pRect = new RECTL[vRgnData.crcReturned]; |
| 54 | vRgnData.crc = vRgnData.crcReturned; |
| 55 | vRgnData.ircStart = 1; |
| 56 | if (::GpiQueryRegionRects( rData.m_hPS // Pres space of source |
| 57 | ,rData.m_hRegion // Handle of source region |
| 58 | ,NULL // Return all RECTs |
| 59 | ,&vRgnData // Operations set to return rects |
| 60 | ,pRect // Will contain the actual RECTS |
| 61 | )) |
| 62 | { |
| 63 | m_hRegion = ::GpiCreateRegion( rData.m_hPS |
| 64 | ,vRgnData.crcReturned |
| 65 | ,pRect |
| 66 | ); |
| 67 | m_hPS = rData.m_hPS; |
| 68 | } |
| 69 | delete [] pRect; |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | virtual ~wxRegionRefData() |
| 74 | { |
| 75 | ::GpiDestroyRegion(m_hPS, m_hRegion); |
| 76 | } |
| 77 | |
| 78 | HRGN m_hRegion; |
| 79 | HPS m_hPS; |
| 80 | }; |
| 81 | |
| 82 | #define M_REGION (((wxRegionRefData*)m_refData)->m_hRegion) |
| 83 | #define M_REGION_OF(rgn) (((wxRegionRefData*)(rgn.m_refData))->m_hRegion) |
| 84 | |
| 85 | //----------------------------------------------------------------------------- |
| 86 | // wxRegion |
| 87 | //----------------------------------------------------------------------------- |
| 88 | |
| 89 | // General remark: |
| 90 | // wxRegion is always basically stored in wx coordinates. However, since |
| 91 | // OS/2's internal functions rely on "top > bottom", the values of top and |
| 92 | // bottom values of a region need to be interchanged, as compared to wx. |
| 93 | // This needs to be taken into account when feeding any rectangle to wx _or_ |
| 94 | // when accessing the region data via GetBox, wxRegionIterator or otherwise. |
| 95 | |
| 96 | /*! |
| 97 | * Create an empty region. |
| 98 | */ |
| 99 | wxRegion::wxRegion() |
| 100 | { |
| 101 | m_refData = new wxRegionRefData; |
| 102 | } // end of wxRegion::wxRegion |
| 103 | |
| 104 | wxRegion::wxRegion( |
| 105 | WXHRGN hRegion, |
| 106 | WXHDC hPS |
| 107 | ) |
| 108 | { |
| 109 | m_refData = new wxRegionRefData; |
| 110 | M_REGION = (HRGN) hRegion; |
| 111 | (((wxRegionRefData*)m_refData)->m_hPS) = hPS; |
| 112 | } // end of wxRegion::wxRegion |
| 113 | |
| 114 | wxRegion::wxRegion( |
| 115 | wxCoord x |
| 116 | , wxCoord y |
| 117 | , wxCoord vWidth |
| 118 | , wxCoord vHeight |
| 119 | ) |
| 120 | { |
| 121 | RECTL vRect; |
| 122 | SIZEL vSize = {0, 0}; |
| 123 | DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L}; |
| 124 | HDC hDC = ::DevOpenDC( vHabmain |
| 125 | ,OD_MEMORY |
| 126 | ,"*" |
| 127 | ,5L |
| 128 | ,(PDEVOPENDATA)&vDop |
| 129 | ,NULLHANDLE |
| 130 | ); |
| 131 | |
| 132 | |
| 133 | vRect.xLeft = x; |
| 134 | vRect.xRight = x + vWidth; |
| 135 | vRect.yBottom = y; |
| 136 | vRect.yTop = y + vHeight; |
| 137 | |
| 138 | m_refData = new wxRegionRefData; |
| 139 | |
| 140 | // |
| 141 | // Need a PS to create a Region |
| 142 | // |
| 143 | ((wxRegionRefData*)m_refData)->m_hPS = ::GpiCreatePS( vHabmain |
| 144 | ,hDC |
| 145 | ,&vSize |
| 146 | ,PU_PELS | GPIT_MICRO | GPIA_ASSOC |
| 147 | ); |
| 148 | M_REGION = ::GpiCreateRegion( ((wxRegionRefData*)m_refData)->m_hPS |
| 149 | ,1 |
| 150 | ,&vRect |
| 151 | ); |
| 152 | } // end of wxRegion::wxRegion |
| 153 | |
| 154 | wxRegion::wxRegion(const wxPoint& rTopLeft, |
| 155 | const wxPoint& rBottomRight) |
| 156 | { |
| 157 | RECTL vRect; |
| 158 | SIZEL vSize = {0, 0}; |
| 159 | DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L}; |
| 160 | HDC hDC = ::DevOpenDC( vHabmain |
| 161 | ,OD_MEMORY |
| 162 | ,"*" |
| 163 | ,5L |
| 164 | ,(PDEVOPENDATA)&vDop |
| 165 | ,NULLHANDLE |
| 166 | ); |
| 167 | |
| 168 | vRect.xLeft = rTopLeft.x; |
| 169 | vRect.xRight = rBottomRight.x; |
| 170 | vRect.yBottom = rTopLeft.y; |
| 171 | vRect.yTop = rBottomRight.y; |
| 172 | |
| 173 | m_refData = new wxRegionRefData; |
| 174 | |
| 175 | // |
| 176 | // Need a PS to create a Region |
| 177 | // |
| 178 | ((wxRegionRefData*)m_refData)->m_hPS = ::GpiCreatePS( vHabmain |
| 179 | ,hDC |
| 180 | ,&vSize |
| 181 | ,PU_PELS | GPIT_MICRO | GPIA_ASSOC |
| 182 | ); |
| 183 | M_REGION = ::GpiCreateRegion( ((wxRegionRefData*)m_refData)->m_hPS |
| 184 | ,1 |
| 185 | ,&vRect |
| 186 | ); |
| 187 | } // end of wxRegion::wxRegion |
| 188 | |
| 189 | wxRegion::wxRegion(const wxRect& rRect) |
| 190 | { |
| 191 | RECTL vRect; |
| 192 | SIZEL vSize = {0, 0}; |
| 193 | DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L}; |
| 194 | HDC hDC = ::DevOpenDC( vHabmain |
| 195 | ,OD_MEMORY |
| 196 | ,"*" |
| 197 | ,5L |
| 198 | ,(PDEVOPENDATA)&vDop |
| 199 | ,NULLHANDLE |
| 200 | ); |
| 201 | |
| 202 | |
| 203 | vRect.xLeft = rRect.x; |
| 204 | vRect.xRight = rRect.x + rRect.width; |
| 205 | vRect.yBottom = rRect.y; |
| 206 | vRect.yTop = rRect.y + rRect.height; |
| 207 | |
| 208 | m_refData = new wxRegionRefData; |
| 209 | |
| 210 | // |
| 211 | // Need a PS to create a Region |
| 212 | // |
| 213 | ((wxRegionRefData*)m_refData)->m_hPS = ::GpiCreatePS( vHabmain |
| 214 | ,hDC |
| 215 | ,&vSize |
| 216 | ,PU_PELS | GPIT_MICRO | GPIA_ASSOC |
| 217 | ); |
| 218 | M_REGION = ::GpiCreateRegion( ((wxRegionRefData*)m_refData)->m_hPS |
| 219 | ,1 |
| 220 | ,&vRect |
| 221 | ); |
| 222 | } // end of wxRegion::wxRegion |
| 223 | |
| 224 | wxRegion::wxRegion(size_t n, const wxPoint *points, wxPolygonFillMode WXUNUSED(fillStyle)) |
| 225 | { |
| 226 | // TO DO |
| 227 | } |
| 228 | |
| 229 | // |
| 230 | // Destroy the region. |
| 231 | // |
| 232 | wxRegion::~wxRegion() |
| 233 | { |
| 234 | } // end of wxRegion::~wxRegion |
| 235 | |
| 236 | wxGDIRefData *wxRegion::CreateGDIRefData() const |
| 237 | { |
| 238 | return new wxRegionRefData; |
| 239 | } |
| 240 | |
| 241 | wxGDIRefData *wxRegion::CloneGDIRefData(const wxGDIRefData *data) const |
| 242 | { |
| 243 | return new wxRegionRefData(*(wxRegionRefData *)data); |
| 244 | } |
| 245 | |
| 246 | //----------------------------------------------------------------------------- |
| 247 | //# Modify region |
| 248 | //----------------------------------------------------------------------------- |
| 249 | |
| 250 | bool wxRegion::DoOffset( wxCoord x, wxCoord y ) |
| 251 | { |
| 252 | if ( !x && !y ) |
| 253 | { |
| 254 | // nothing to do |
| 255 | return true; |
| 256 | } |
| 257 | |
| 258 | AllocExclusive(); |
| 259 | |
| 260 | #if 0 |
| 261 | if ( ::OffsetRgn(GetHrgn(), x, y) == ERROR ) |
| 262 | { |
| 263 | wxLogLastError(wxT("OffsetRgn")); |
| 264 | |
| 265 | return false; |
| 266 | } |
| 267 | #endif |
| 268 | return true; |
| 269 | } |
| 270 | |
| 271 | // |
| 272 | // Clear current region |
| 273 | // |
| 274 | void wxRegion::Clear() |
| 275 | { |
| 276 | UnRef(); |
| 277 | } // end of wxRegion::Clear |
| 278 | |
| 279 | // |
| 280 | // Union region with this. |
| 281 | // |
| 282 | bool wxRegion::DoCombine( const wxRegion& rRegion, wxRegionOp eOp ) |
| 283 | { |
| 284 | // |
| 285 | // We can't use the API functions if we don't have a valid region handle |
| 286 | // |
| 287 | if (!m_refData) |
| 288 | { |
| 289 | // combining with an empty/invalid region works differently depending |
| 290 | // on the operation |
| 291 | switch (eOp) |
| 292 | { |
| 293 | case wxRGN_COPY: |
| 294 | case wxRGN_OR: |
| 295 | case wxRGN_XOR: |
| 296 | *this = rRegion; |
| 297 | break; |
| 298 | |
| 299 | default: |
| 300 | wxFAIL_MSG( wxT("unknown region operation") ); |
| 301 | // fall through |
| 302 | |
| 303 | case wxRGN_AND: |
| 304 | case wxRGN_DIFF: |
| 305 | // leave empty/invalid |
| 306 | return false; |
| 307 | } |
| 308 | } |
| 309 | else // we have a valid region |
| 310 | { |
| 311 | |
| 312 | LONG lMode = 0; |
| 313 | |
| 314 | switch (eOp) |
| 315 | { |
| 316 | case wxRGN_AND: |
| 317 | lMode = CRGN_AND; |
| 318 | break; |
| 319 | |
| 320 | case wxRGN_OR: |
| 321 | lMode = CRGN_OR; |
| 322 | break; |
| 323 | |
| 324 | case wxRGN_XOR: |
| 325 | lMode = CRGN_XOR; |
| 326 | break; |
| 327 | |
| 328 | case wxRGN_DIFF: |
| 329 | lMode = CRGN_DIFF; |
| 330 | break; |
| 331 | |
| 332 | case wxRGN_COPY: |
| 333 | default: |
| 334 | lMode = CRGN_COPY; |
| 335 | break; |
| 336 | } |
| 337 | return (::GpiCombineRegion( ((wxRegionRefData*)rRegion.m_refData)->m_hPS |
| 338 | ,M_REGION |
| 339 | ,M_REGION |
| 340 | ,((wxRegionRefData*)rRegion.m_refData)->m_hRegion |
| 341 | ,lMode |
| 342 | ) != RGN_ERROR); |
| 343 | } |
| 344 | return true; |
| 345 | } // end of wxRegion::Combine |
| 346 | |
| 347 | //----------------------------------------------------------------------------- |
| 348 | //# Information on region |
| 349 | //----------------------------------------------------------------------------- |
| 350 | |
| 351 | bool wxRegion::DoIsEqual(const wxRegion& WXUNUSED(region)) const |
| 352 | { |
| 353 | return false; |
| 354 | } |
| 355 | |
| 356 | // |
| 357 | // Outer bounds of region |
| 358 | // |
| 359 | bool wxRegion::DoGetBox( |
| 360 | wxCoord& x |
| 361 | , wxCoord& y |
| 362 | , wxCoord& vWidth |
| 363 | , wxCoord& vHeight |
| 364 | ) const |
| 365 | { |
| 366 | if (m_refData) |
| 367 | { |
| 368 | RECTL vRect; |
| 369 | APIRET rc; |
| 370 | |
| 371 | rc = ::GpiQueryRegionBox( ((wxRegionRefData*)m_refData)->m_hPS |
| 372 | ,M_REGION |
| 373 | ,&vRect |
| 374 | ); |
| 375 | x = vRect.xLeft; |
| 376 | y = vRect.yBottom; |
| 377 | vWidth = vRect.xRight - vRect.xLeft; |
| 378 | vHeight = vRect.yTop - vRect.yBottom; |
| 379 | return true; |
| 380 | } |
| 381 | else |
| 382 | { |
| 383 | x = y = vWidth = vHeight = 0L; |
| 384 | return false; |
| 385 | } |
| 386 | } // end of wxRegion::GetBox |
| 387 | |
| 388 | // |
| 389 | // Is region empty? |
| 390 | // |
| 391 | bool wxRegion::IsEmpty() const |
| 392 | { |
| 393 | wxCoord x; |
| 394 | wxCoord y; |
| 395 | wxCoord vWidth; |
| 396 | wxCoord vHeight; |
| 397 | |
| 398 | if (M_REGION == 0) |
| 399 | return true; |
| 400 | |
| 401 | GetBox( x |
| 402 | ,y |
| 403 | ,vWidth |
| 404 | ,vHeight |
| 405 | ); |
| 406 | return ((vWidth == 0) && (vHeight == 0)); |
| 407 | } // end of wxRegion::IsEmpty |
| 408 | |
| 409 | //----------------------------------------------------------------------------- |
| 410 | // Tests |
| 411 | //----------------------------------------------------------------------------- |
| 412 | // |
| 413 | // Does the region contain the point pt? |
| 414 | // |
| 415 | wxRegionContain wxRegion::DoContainsPoint( wxCoord x, wxCoord y ) const |
| 416 | { |
| 417 | POINTL vPoint = { x, y }; |
| 418 | |
| 419 | if (!m_refData) |
| 420 | return wxOutRegion; |
| 421 | |
| 422 | LONG lInside = ::GpiPtInRegion( ((wxRegionRefData*)m_refData)->m_hPS, |
| 423 | M_REGION, |
| 424 | &vPoint |
| 425 | ); |
| 426 | if (lInside == PRGN_INSIDE) |
| 427 | return wxInRegion; |
| 428 | else |
| 429 | return wxOutRegion; |
| 430 | } // end of wxRegion::Contains |
| 431 | |
| 432 | // |
| 433 | // Does the region contain the rectangle (x, y, w, h)? |
| 434 | // |
| 435 | wxRegionContain wxRegion::DoContainsRect(const wxRect& rect) const |
| 436 | { |
| 437 | if (!m_refData) |
| 438 | return wxOutRegion; |
| 439 | |
| 440 | RECTL vRect; |
| 441 | vRect.xLeft = rect.x; |
| 442 | vRect.xRight = rect.x + rect.width; |
| 443 | vRect.yTop = rect.y + rect.height; |
| 444 | vRect.yBottom = rect.y; |
| 445 | |
| 446 | LONG lInside = ::GpiRectInRegion( ((wxRegionRefData*)m_refData)->m_hPS, |
| 447 | M_REGION, |
| 448 | &vRect |
| 449 | ); |
| 450 | switch (lInside) |
| 451 | { |
| 452 | case RRGN_INSIDE : return wxInRegion; |
| 453 | case RRGN_PARTIAL : return wxPartRegion; |
| 454 | case RRGN_ERROR : |
| 455 | default : return wxOutRegion; |
| 456 | } |
| 457 | |
| 458 | } // end of wxRegion::Contains |
| 459 | |
| 460 | // |
| 461 | // Get internal region handle |
| 462 | // |
| 463 | WXHRGN wxRegion::GetHRGN() const |
| 464 | { |
| 465 | if (!m_refData) |
| 466 | return (WXHRGN) 0; |
| 467 | return (WXHRGN) M_REGION; |
| 468 | } |
| 469 | |
| 470 | // |
| 471 | // Set a new PS, this means we have to recreate the old region in the new |
| 472 | // PS |
| 473 | // |
| 474 | void wxRegion::SetPS( |
| 475 | HPS hPS |
| 476 | ) |
| 477 | { |
| 478 | RGNRECT vRgnData; |
| 479 | PRECTL pRect = NULL; |
| 480 | |
| 481 | vRgnData.ulDirection = RECTDIR_LFRT_TOPBOT; |
| 482 | if (::GpiQueryRegionRects( ((wxRegionRefData*)m_refData)->m_hPS |
| 483 | ,((wxRegionRefData*)m_refData)->m_hRegion |
| 484 | ,NULL |
| 485 | ,&vRgnData |
| 486 | ,NULL |
| 487 | )) |
| 488 | { |
| 489 | pRect = new RECTL[vRgnData.crcReturned]; |
| 490 | vRgnData.crc = vRgnData.crcReturned; |
| 491 | vRgnData.ircStart = 1; |
| 492 | if (::GpiQueryRegionRects( ((wxRegionRefData*)m_refData)->m_hPS |
| 493 | ,((wxRegionRefData*)m_refData)->m_hRegion |
| 494 | ,NULL |
| 495 | ,&vRgnData |
| 496 | ,pRect |
| 497 | )) |
| 498 | { |
| 499 | // |
| 500 | // First destroy the region out of the old PS |
| 501 | // and then create it in the new and set the new to current |
| 502 | // |
| 503 | ::GpiDestroyRegion( ((wxRegionRefData*)m_refData)->m_hPS |
| 504 | ,M_REGION |
| 505 | ); |
| 506 | ((wxRegionRefData*)m_refData)->m_hRegion = ::GpiCreateRegion( hPS |
| 507 | ,vRgnData.crcReturned |
| 508 | ,pRect |
| 509 | ); |
| 510 | ((wxRegionRefData*)m_refData)->m_hPS = hPS; |
| 511 | } |
| 512 | delete [] pRect; |
| 513 | } |
| 514 | } // end of wxRegion::SetPS |
| 515 | |
| 516 | /////////////////////////////////////////////////////////////////////////////// |
| 517 | // // |
| 518 | // wxRegionIterator // |
| 519 | // // |
| 520 | /////////////////////////////////////////////////////////////////////////////// |
| 521 | |
| 522 | // |
| 523 | // Initialize empty iterator |
| 524 | // |
| 525 | wxRegionIterator::wxRegionIterator() |
| 526 | : m_lCurrent(0) |
| 527 | , m_lNumRects(0) |
| 528 | , m_pRects(NULL) |
| 529 | { |
| 530 | } // end of wxRegionIterator::wxRegionIterator |
| 531 | |
| 532 | wxRegionIterator::~wxRegionIterator() |
| 533 | { |
| 534 | if (m_pRects) |
| 535 | delete[] m_pRects; |
| 536 | } // end of wxRegionIterator::~wxRegionIterator |
| 537 | |
| 538 | // |
| 539 | // Initialize iterator for region |
| 540 | // |
| 541 | wxRegionIterator::wxRegionIterator( |
| 542 | const wxRegion& rRegion |
| 543 | ) |
| 544 | { |
| 545 | m_pRects = NULL; |
| 546 | Reset(rRegion); |
| 547 | } // end of wxRegionIterator::wxRegionIterator |
| 548 | |
| 549 | // |
| 550 | // Reset iterator for a new /e region. |
| 551 | // |
| 552 | void wxRegionIterator::Reset( |
| 553 | const wxRegion& rRegion |
| 554 | ) |
| 555 | { |
| 556 | m_lCurrent = 0; |
| 557 | m_lNumRects = 0; |
| 558 | m_vRegion = rRegion; |
| 559 | |
| 560 | if (m_pRects) |
| 561 | delete[] m_pRects; |
| 562 | |
| 563 | m_pRects = NULL; |
| 564 | |
| 565 | if (m_vRegion.Empty()) |
| 566 | m_lNumRects = 0; |
| 567 | else |
| 568 | { |
| 569 | RGNRECT vRgnData; |
| 570 | PRECTL pRect; |
| 571 | |
| 572 | vRgnData.ulDirection = RECTDIR_LFRT_TOPBOT; |
| 573 | if (::GpiQueryRegionRects( ((wxRegionRefData*)rRegion.m_refData)->m_hPS // Pres space |
| 574 | ,((wxRegionRefData*)rRegion.m_refData)->m_hRegion // Handle of region to query |
| 575 | ,NULL // Return all RECTs |
| 576 | ,&vRgnData // Will contain number or RECTs in region |
| 577 | ,NULL // NULL to return number of RECTs |
| 578 | )) |
| 579 | { |
| 580 | pRect = new RECTL[vRgnData.crcReturned]; |
| 581 | m_pRects = new wxRect[vRgnData.crcReturned]; |
| 582 | vRgnData.crc = vRgnData.crcReturned; |
| 583 | m_lNumRects = vRgnData.crcReturned; |
| 584 | vRgnData.ircStart = 1; |
| 585 | if (::GpiQueryRegionRects( ((wxRegionRefData*)rRegion.m_refData)->m_hPS // Pres space of source |
| 586 | ,((wxRegionRefData*)rRegion.m_refData)->m_hRegion // Handle of source region |
| 587 | ,NULL // Return all RECTs |
| 588 | ,&vRgnData // Operations set to return rects |
| 589 | ,pRect // Will contain the actual RECTS |
| 590 | )) |
| 591 | { |
| 592 | #if 0 |
| 593 | M_REGION = ::GpiCreateRegion( ((wxRegionRefData*)rRegion.m_refData)->m_hPS |
| 594 | ,vRgnData.crcReturned |
| 595 | ,pRect |
| 596 | ); |
| 597 | #endif |
| 598 | for( LONG i = 0; i < m_lNumRects; i++) |
| 599 | { |
| 600 | m_pRects[i].x = pRect[i].xLeft; |
| 601 | m_pRects[i].width = pRect[i].xRight - pRect[i].xLeft; |
| 602 | m_pRects[i].y = pRect[i].yBottom; |
| 603 | m_pRects[i].height = pRect[i].yTop - pRect[i].yBottom; |
| 604 | } |
| 605 | #if 0 |
| 606 | ((wxRegionRefData*)m_refData)->m_hPS = ((wxRegionRefData*)rRegion.m_refData)->m_hPS; |
| 607 | #endif |
| 608 | } |
| 609 | } |
| 610 | } |
| 611 | } // end of wxRegionIterator::Reset |
| 612 | |
| 613 | // |
| 614 | // Increment iterator. The rectangle returned is the one after the |
| 615 | // incrementation. |
| 616 | // |
| 617 | void wxRegionIterator::operator++ () |
| 618 | { |
| 619 | if (m_lCurrent < m_lNumRects) |
| 620 | ++m_lCurrent; |
| 621 | } // end of wxRegionIterator::operator ++ |
| 622 | |
| 623 | // |
| 624 | // Increment iterator. The rectangle returned is the one before the |
| 625 | // incrementation. |
| 626 | // |
| 627 | void wxRegionIterator::operator++ (int) |
| 628 | { |
| 629 | if (m_lCurrent < m_lNumRects) |
| 630 | ++m_lCurrent; |
| 631 | } // end of wxRegionIterator::operator++ |
| 632 | |
| 633 | wxCoord wxRegionIterator::GetX() const |
| 634 | { |
| 635 | if (m_lCurrent < m_lNumRects) |
| 636 | return m_pRects[m_lCurrent].x; |
| 637 | return 0L; |
| 638 | } // end of wxRegionIterator::GetX |
| 639 | |
| 640 | wxCoord wxRegionIterator::GetY() const |
| 641 | { |
| 642 | if (m_lCurrent < m_lNumRects) |
| 643 | return m_pRects[m_lCurrent].y; |
| 644 | return 0L; |
| 645 | } // end of wxRegionIterator::GetY |
| 646 | |
| 647 | wxCoord wxRegionIterator::GetW() const |
| 648 | { |
| 649 | if (m_lCurrent < m_lNumRects) |
| 650 | return m_pRects[m_lCurrent].width ; |
| 651 | return 0L; |
| 652 | } // end of wxRegionIterator::GetW |
| 653 | |
| 654 | wxCoord wxRegionIterator::GetH() const |
| 655 | { |
| 656 | if (m_lCurrent < m_lNumRects) |
| 657 | return m_pRects[m_lCurrent].height; |
| 658 | return 0L; |
| 659 | } // end of wxRegionIterator::GetH |