| 1 | #include "dsa.h" |
| 2 | #include "sdlepocapi.h" |
| 3 | #include <cdsb.h> |
| 4 | |
| 5 | |
| 6 | LOCAL_C TInt BytesPerPixel(TDisplayMode aMode) |
| 7 | { |
| 8 | return ((TDisplayModeUtils::NumDisplayModeBitsPerPixel(aMode) - 1) >> 3) + 1; |
| 9 | } |
| 10 | |
| 11 | |
| 12 | |
| 13 | |
| 14 | template<class T> |
| 15 | NONSHARABLE_CLASS(CBitmapSurface) : public T |
| 16 | { |
| 17 | public: |
| 18 | CBitmapSurface(RWsSession& aSession); |
| 19 | private: |
| 20 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 21 | ~CBitmapSurface(); |
| 22 | TUint8* LockSurface(); |
| 23 | void UnlockHwSurface(); |
| 24 | void CreateSurfaceL(); |
| 25 | void Wipe(TInt aLength); |
| 26 | void Free(); |
| 27 | void Update(CFbsBitmap& aBmp); |
| 28 | TInt ExternalUpdate(); |
| 29 | private: |
| 30 | CFbsBitmap* iBmp; |
| 31 | CFbsBitmap* iCopyBmp; |
| 32 | }; |
| 33 | |
| 34 | |
| 35 | template<class T> |
| 36 | void CBitmapSurface<T>::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 37 | { |
| 38 | delete iCopyBmp; |
| 39 | iCopyBmp = NULL; |
| 40 | iCopyBmp = new (ELeave) CFbsBitmap(); |
| 41 | T::ConstructL(aWindow, aDevice); |
| 42 | } |
| 43 | |
| 44 | template<class T> |
| 45 | CBitmapSurface<T>::CBitmapSurface(RWsSession& aSession) : T(aSession) |
| 46 | { |
| 47 | } |
| 48 | |
| 49 | template<class T> |
| 50 | void CBitmapSurface<T>::Free() |
| 51 | { |
| 52 | delete iBmp; |
| 53 | iBmp = NULL; |
| 54 | T::Free(); |
| 55 | } |
| 56 | |
| 57 | template<class T> |
| 58 | CBitmapSurface<T>::~CBitmapSurface() |
| 59 | { |
| 60 | __ASSERT_DEBUG(iBmp == NULL, PANIC(KErrNotReady)); |
| 61 | delete iCopyBmp; |
| 62 | } |
| 63 | |
| 64 | template<class T> |
| 65 | TUint8* CBitmapSurface<T>::LockSurface() |
| 66 | { |
| 67 | iBmp->LockHeap(); |
| 68 | return reinterpret_cast<TUint8*>(iBmp->DataAddress()); |
| 69 | } |
| 70 | |
| 71 | |
| 72 | template<class T> |
| 73 | void CBitmapSurface<T>::UnlockHwSurface() |
| 74 | { |
| 75 | iBmp->UnlockHeap(); |
| 76 | T::SetUpdating(EFalse); |
| 77 | Update(*iBmp); |
| 78 | } |
| 79 | |
| 80 | |
| 81 | template<class T> |
| 82 | void CBitmapSurface<T>::Update(CFbsBitmap& aBmp) |
| 83 | { |
| 84 | if(!T::Blitter(aBmp)) |
| 85 | { |
| 86 | if(T::SwSize() == T::HwRect().Size()) |
| 87 | T::Gc().BitBlt(T::HwRect().iTl, &aBmp); |
| 88 | else |
| 89 | T::Gc().DrawBitmap(T::HwRect(), &aBmp); |
| 90 | } |
| 91 | T::DrawOverlays(); |
| 92 | T::CompleteUpdate(); |
| 93 | } |
| 94 | |
| 95 | template<class T> |
| 96 | void CBitmapSurface<T>::CreateSurfaceL() |
| 97 | { |
| 98 | Free(); |
| 99 | iBmp = new (ELeave) CFbsBitmap(); |
| 100 | User::LeaveIfError(iBmp->Create(T::SwSize(), T::DisplayMode())); |
| 101 | T::CreateSurfaceL(*iBmp); |
| 102 | } |
| 103 | |
| 104 | template<class T> |
| 105 | void CBitmapSurface<T>::Wipe(TInt aLength) //dont call in drawing |
| 106 | { |
| 107 | iBmp->LockHeap(); |
| 108 | Mem::FillZ(iBmp->DataAddress(), aLength); |
| 109 | iBmp->UnlockHeap(); |
| 110 | } |
| 111 | |
| 112 | template<class T> |
| 113 | TInt CBitmapSurface<T>::ExternalUpdate() |
| 114 | { |
| 115 | if(iCopyBmp->Handle() == 0) |
| 116 | { |
| 117 | const TInt err = iCopyBmp->Duplicate(iBmp->Handle()); |
| 118 | if(err != KErrNone) |
| 119 | return err; |
| 120 | } |
| 121 | Update(*iCopyBmp); |
| 122 | return KErrNone; |
| 123 | } |
| 124 | |
| 125 | |
| 126 | ////////////////////////////////////////////////////////////////////// |
| 127 | |
| 128 | |
| 129 | |
| 130 | NONSHARABLE_CLASS(CDsaBitgdi) : public CDsa |
| 131 | { |
| 132 | public: |
| 133 | CDsaBitgdi(RWsSession& aSession); |
| 134 | protected: |
| 135 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 136 | CBitmapContext& Gc(); |
| 137 | void CompleteUpdate(); |
| 138 | ~CDsaBitgdi(); |
| 139 | void CreateSurfaceL(CFbsBitmap& aBmp); |
| 140 | void Free(); |
| 141 | void UnlockHWSurfaceRequestComplete(); |
| 142 | private: |
| 143 | void Resume(); |
| 144 | |
| 145 | CFbsBitGc* iGc; |
| 146 | CFbsDevice* iDevice; |
| 147 | CFbsBitmap* iBitGdiBmp; |
| 148 | CWindowGc* iWinGc; |
| 149 | RWindow* iWindow; |
| 150 | TInt iHandle; |
| 151 | }; |
| 152 | |
| 153 | |
| 154 | CDsaBitgdi::CDsaBitgdi(RWsSession& aSession) : CDsa(aSession) |
| 155 | { |
| 156 | } |
| 157 | |
| 158 | CDsaBitgdi::~CDsaBitgdi() |
| 159 | { |
| 160 | delete iWinGc; |
| 161 | delete iBitGdiBmp; |
| 162 | } |
| 163 | |
| 164 | void CDsaBitgdi::CompleteUpdate() |
| 165 | { |
| 166 | EpocSdlEnv::Request(CDsa::ERequestUpdate); |
| 167 | } |
| 168 | |
| 169 | |
| 170 | void CDsaBitgdi::UnlockHWSurfaceRequestComplete() |
| 171 | { |
| 172 | if(iHandle == 0) |
| 173 | return; |
| 174 | |
| 175 | if(iBitGdiBmp == NULL) |
| 176 | { |
| 177 | iBitGdiBmp = new CFbsBitmap(); |
| 178 | if(iBitGdiBmp == NULL) |
| 179 | return; |
| 180 | iBitGdiBmp->Duplicate(iHandle); |
| 181 | } |
| 182 | |
| 183 | iWindow->Invalidate(); |
| 184 | |
| 185 | iWindow->BeginRedraw(); |
| 186 | iWinGc->Activate(*iWindow); |
| 187 | iWinGc->BitBlt(TPoint(0, 0), iBitGdiBmp); |
| 188 | iWinGc->Deactivate(); |
| 189 | iWindow->EndRedraw(); |
| 190 | } |
| 191 | |
| 192 | void CDsaBitgdi::Resume() |
| 193 | { |
| 194 | Start(); |
| 195 | } |
| 196 | |
| 197 | CBitmapContext& CDsaBitgdi::Gc() |
| 198 | { |
| 199 | return *iGc; |
| 200 | } |
| 201 | |
| 202 | void CDsaBitgdi::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 203 | { |
| 204 | |
| 205 | delete iBitGdiBmp; |
| 206 | iBitGdiBmp = NULL; |
| 207 | delete iWinGc; |
| 208 | iWinGc = NULL; |
| 209 | iHandle = 0; |
| 210 | |
| 211 | iWindow = &aWindow; |
| 212 | User::LeaveIfError(aDevice.CreateContext(iWinGc)); |
| 213 | CDsa::ConstructL(aWindow, aDevice); |
| 214 | Start(); |
| 215 | } |
| 216 | |
| 217 | void CDsaBitgdi::CreateSurfaceL(CFbsBitmap& aBmp) |
| 218 | { |
| 219 | iDevice = CFbsBitmapDevice::NewL(&aBmp); |
| 220 | User::LeaveIfError(iDevice->CreateContext(iGc)); |
| 221 | iHandle = aBmp.Handle(); |
| 222 | } |
| 223 | |
| 224 | void CDsaBitgdi::Free() |
| 225 | { |
| 226 | delete iGc; |
| 227 | iGc = NULL; |
| 228 | delete iDevice; |
| 229 | iDevice = NULL; |
| 230 | } |
| 231 | |
| 232 | //////////////////////////////////////////////////////////////////////// |
| 233 | /////////////////////////////////////////////////////////////////////// |
| 234 | |
| 235 | NONSHARABLE_CLASS(CDsaBase) : public CDsa, public MDirectScreenAccess |
| 236 | { |
| 237 | protected: |
| 238 | inline CDirectScreenAccess& Dsa() const; |
| 239 | CDsaBase(RWsSession& aSession); |
| 240 | ~CDsaBase(); |
| 241 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 242 | void Stop(); |
| 243 | void Resume(); |
| 244 | CBitmapContext& Gc(); |
| 245 | protected: |
| 246 | CDirectScreenAccess* iDsa; |
| 247 | private: |
| 248 | void AbortNow(RDirectScreenAccess::TTerminationReasons aReason); |
| 249 | void Restart(RDirectScreenAccess::TTerminationReasons aReason); |
| 250 | private: |
| 251 | void RestartL(); |
| 252 | }; |
| 253 | |
| 254 | |
| 255 | inline CDirectScreenAccess& CDsaBase::Dsa() const |
| 256 | { |
| 257 | return *iDsa; |
| 258 | } |
| 259 | |
| 260 | |
| 261 | CDsaBase::CDsaBase(RWsSession& aSession) : CDsa(aSession) |
| 262 | { |
| 263 | } |
| 264 | |
| 265 | CBitmapContext& CDsaBase::Gc() |
| 266 | { |
| 267 | return *Dsa().Gc(); |
| 268 | } |
| 269 | |
| 270 | void CDsaBase::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 271 | { |
| 272 | CDsa::ConstructL(aWindow, aDevice); |
| 273 | if(iDsa != NULL) |
| 274 | { |
| 275 | iDsa->Cancel(); |
| 276 | delete iDsa; |
| 277 | iDsa = NULL; |
| 278 | } |
| 279 | |
| 280 | iDsa = CDirectScreenAccess::NewL( |
| 281 | Session(), |
| 282 | aDevice, |
| 283 | aWindow, |
| 284 | *this); |
| 285 | RestartL(); |
| 286 | } |
| 287 | |
| 288 | void CDsaBase::Resume() |
| 289 | { |
| 290 | if(Stopped()) |
| 291 | Restart(RDirectScreenAccess::ETerminateRegion); |
| 292 | } |
| 293 | |
| 294 | CDsaBase::~CDsaBase() |
| 295 | { |
| 296 | if(iDsa != NULL) |
| 297 | { |
| 298 | iDsa->Cancel(); |
| 299 | } |
| 300 | delete iDsa; |
| 301 | } |
| 302 | |
| 303 | |
| 304 | void CDsaBase::RestartL() |
| 305 | { |
| 306 | |
| 307 | |
| 308 | iDsa->StartL(); |
| 309 | |
| 310 | const RRegion* r = iDsa->DrawingRegion(); |
| 311 | const TRect rect = r->BoundingRect(); |
| 312 | iDsa->Gc()->SetClippingRegion(r); |
| 313 | |
| 314 | if(rect != ScreenRect()) |
| 315 | { |
| 316 | return ; |
| 317 | } |
| 318 | |
| 319 | |
| 320 | SetTargetRect(); |
| 321 | RecreateL(); |
| 322 | |
| 323 | Start(); |
| 324 | |
| 325 | |
| 326 | } |
| 327 | |
| 328 | void CDsaBase::AbortNow(RDirectScreenAccess::TTerminationReasons /*aReason*/) |
| 329 | { |
| 330 | Stop(); |
| 331 | } |
| 332 | |
| 333 | void CDsaBase::Restart(RDirectScreenAccess::TTerminationReasons aReason) |
| 334 | { |
| 335 | if(aReason == RDirectScreenAccess::ETerminateRegion) //auto restart |
| 336 | { |
| 337 | TRAPD(err, RestartL()); |
| 338 | PANIC_IF_ERROR(err); |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | |
| 343 | void CDsaBase::Stop() |
| 344 | { |
| 345 | CDsa::Stop(); |
| 346 | iDsa->Cancel(); |
| 347 | } |
| 348 | |
| 349 | |
| 350 | /////////////////////////////////////////////////////////////////////// |
| 351 | /////////////////////////////////////////////////////////////////////// |
| 352 | NONSHARABLE_CLASS(TDsa) |
| 353 | { |
| 354 | public: |
| 355 | inline TDsa(const CDsa& aDsa); |
| 356 | inline TBool IsFlip() const; |
| 357 | inline TBool IsTurn() const; |
| 358 | inline const TSize& SwSize() const; |
| 359 | inline void Copy(TUint32* aTarget, const TUint8* aSrc, TInt aBytes, TInt aHeight) const; |
| 360 | private: |
| 361 | const CDsa& iDsa; |
| 362 | }; |
| 363 | |
| 364 | |
| 365 | |
| 366 | |
| 367 | inline TDsa::TDsa(const CDsa& aDsa) : iDsa(aDsa) |
| 368 | { |
| 369 | } |
| 370 | |
| 371 | inline TBool TDsa::IsTurn() const |
| 372 | { |
| 373 | return iDsa.iStateFlags & CDsa::EOrientation90; |
| 374 | } |
| 375 | |
| 376 | inline TBool TDsa::IsFlip() const |
| 377 | { |
| 378 | return iDsa.iStateFlags & CDsa::EOrientation180; |
| 379 | } |
| 380 | |
| 381 | inline const TSize& TDsa::SwSize() const |
| 382 | { |
| 383 | return iDsa.SwSize(); |
| 384 | } |
| 385 | |
| 386 | inline void TDsa::Copy(TUint32* aTarget, const TUint8* aSrc, TInt aBytes, TInt aHeight) const |
| 387 | { |
| 388 | iDsa.iCopyFunction(iDsa, aTarget, aSrc, aBytes, aHeight); |
| 389 | } |
| 390 | |
| 391 | template<class T, class S> |
| 392 | void ClipCopy(const TDsa& iDsa, TUint8* aTarget, |
| 393 | const TUint8* aSource, |
| 394 | const TRect& aUpdateRect, |
| 395 | const TRect& aSourceRect) |
| 396 | { |
| 397 | const S* source = reinterpret_cast<const S*>(aSource); |
| 398 | const TInt lineWidth = aSourceRect.Width(); |
| 399 | |
| 400 | source += (aUpdateRect.iTl.iY * lineWidth); |
| 401 | const TInt sourceStartOffset = aUpdateRect.iTl.iX; |
| 402 | source += sourceStartOffset; |
| 403 | |
| 404 | T* targetPtr = reinterpret_cast<T*>(aTarget); |
| 405 | |
| 406 | const TInt scanLineWidth = iDsa.SwSize().iWidth; |
| 407 | |
| 408 | targetPtr += (aSourceRect.iTl.iY + aUpdateRect.iTl.iY ) * scanLineWidth; |
| 409 | const TInt targetStartOffset = (aUpdateRect.iTl.iX + aSourceRect.iTl.iX); |
| 410 | |
| 411 | targetPtr += targetStartOffset; |
| 412 | |
| 413 | |
| 414 | const TInt height = aUpdateRect.Height(); |
| 415 | |
| 416 | const TInt lineMove = iDsa.IsTurn() ? 1 : lineWidth; |
| 417 | const TInt copyLen = aUpdateRect.Width(); |
| 418 | |
| 419 | |
| 420 | if(iDsa.IsFlip()) |
| 421 | { |
| 422 | |
| 423 | targetPtr += scanLineWidth * (height - 1); |
| 424 | |
| 425 | for(TInt i = 0; i < height; i++) //source is always smaller |
| 426 | { |
| 427 | iDsa.Copy(reinterpret_cast<TUint32*>(targetPtr), reinterpret_cast<const TUint8*>(source), copyLen, height); |
| 428 | source += lineMove; |
| 429 | targetPtr -= scanLineWidth; |
| 430 | } |
| 431 | } |
| 432 | else |
| 433 | { |
| 434 | |
| 435 | |
| 436 | for(TInt i = 0; i < height; i++) //source is always smaller |
| 437 | { |
| 438 | iDsa.Copy(reinterpret_cast<TUint32*>(targetPtr), reinterpret_cast<const TUint8*>(source), copyLen, height); |
| 439 | source += lineMove; |
| 440 | targetPtr += scanLineWidth; // >> 2; |
| 441 | } |
| 442 | } |
| 443 | |
| 444 | } |
| 445 | |
| 446 | |
| 447 | |
| 448 | NONSHARABLE_CLASS(CDsaA) : public CDsaBase |
| 449 | { |
| 450 | public: |
| 451 | CDsaA(RWsSession& aSession); |
| 452 | protected: |
| 453 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 454 | void CompleteUpdate(); |
| 455 | void CreateSurfaceL(CFbsBitmap& aBmp); |
| 456 | void Free(); |
| 457 | void UnlockHWSurfaceRequestComplete(); |
| 458 | }; |
| 459 | |
| 460 | |
| 461 | CDsaA::CDsaA(RWsSession& aSession) : CDsaBase(aSession) |
| 462 | { |
| 463 | } |
| 464 | |
| 465 | |
| 466 | void CDsaA::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 467 | { |
| 468 | CDsaBase::ConstructL(aWindow, aDevice); |
| 469 | } |
| 470 | |
| 471 | void CDsaA::CompleteUpdate() |
| 472 | { |
| 473 | iDsa->ScreenDevice()->Update(); |
| 474 | } |
| 475 | |
| 476 | void CDsaA::CreateSurfaceL(CFbsBitmap& /*aBmp*/) |
| 477 | { |
| 478 | } |
| 479 | |
| 480 | void CDsaA::Free() |
| 481 | { |
| 482 | |
| 483 | } |
| 484 | |
| 485 | void CDsaA::UnlockHWSurfaceRequestComplete() |
| 486 | { |
| 487 | PANIC(KErrNotSupported); |
| 488 | } |
| 489 | |
| 490 | |
| 491 | |
| 492 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| 493 | |
| 494 | NONSHARABLE_CLASS(MDsbObs) |
| 495 | { |
| 496 | public: |
| 497 | virtual void SurfaceReady() = 0; |
| 498 | virtual CDirectScreenBitmap& Dsb() = 0; |
| 499 | }; |
| 500 | |
| 501 | NONSHARABLE_CLASS(CDsbSurface) : public CActive |
| 502 | { |
| 503 | public: |
| 504 | CDsbSurface(MDsbObs& aDsb); |
| 505 | TUint8* Address(); |
| 506 | void Complete(); |
| 507 | ~CDsbSurface(); |
| 508 | private: |
| 509 | void RunL(); |
| 510 | void DoCancel(); |
| 511 | private: |
| 512 | MDsbObs& iDsb; |
| 513 | TUint8* iAddress; |
| 514 | }; |
| 515 | |
| 516 | CDsbSurface::CDsbSurface(MDsbObs& aDsb) : CActive(CActive::EPriorityHigh) , iDsb(aDsb) |
| 517 | { |
| 518 | CActiveScheduler::Add(this); |
| 519 | } |
| 520 | |
| 521 | CDsbSurface::~CDsbSurface() |
| 522 | { |
| 523 | Cancel(); |
| 524 | } |
| 525 | |
| 526 | void CDsbSurface::Complete() |
| 527 | { |
| 528 | if(iAddress != NULL && !IsActive()) |
| 529 | { |
| 530 | iAddress = NULL; |
| 531 | SetActive(); |
| 532 | iDsb.Dsb().EndUpdate(iStatus); |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | TUint8* CDsbSurface::Address() |
| 537 | { |
| 538 | if(iAddress == NULL && !IsActive()) |
| 539 | { |
| 540 | TAcceleratedBitmapInfo info; |
| 541 | if(KErrNone == iDsb.Dsb().BeginUpdate(info)) |
| 542 | iAddress = info.iAddress; |
| 543 | } |
| 544 | return iAddress; |
| 545 | } |
| 546 | |
| 547 | void CDsbSurface::RunL() |
| 548 | { |
| 549 | iDsb.SurfaceReady(); |
| 550 | } |
| 551 | |
| 552 | void CDsbSurface::DoCancel() |
| 553 | { |
| 554 | //empty |
| 555 | } |
| 556 | |
| 557 | NONSHARABLE_CLASS(CDsaB) : public CDsaBase, |
| 558 | public MDsbObs |
| 559 | { |
| 560 | public: |
| 561 | CDsaB(RWsSession& aSession, TInt aFlags); |
| 562 | private: |
| 563 | ~CDsaB(); |
| 564 | TUint8* LockSurface(); |
| 565 | void UnlockHWSurfaceRequestComplete(); |
| 566 | void UnlockHwSurface(); |
| 567 | void CreateSurfaceL(); |
| 568 | void Wipe(TInt aLength); |
| 569 | void RecreateL(); |
| 570 | void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice); |
| 571 | CDirectScreenBitmap& Dsb(); |
| 572 | void SurfaceReady(); |
| 573 | TInt ExternalUpdate(); |
| 574 | private: |
| 575 | CDsbSurface* iSurface1; |
| 576 | CDsbSurface* iSurface2; |
| 577 | CDirectScreenBitmap* iDsb; |
| 578 | TInt iType; |
| 579 | }; |
| 580 | |
| 581 | CDsaB::CDsaB(RWsSession& aSession, TInt aFlags) : CDsaBase(aSession), iType(aFlags) |
| 582 | { |
| 583 | } |
| 584 | |
| 585 | |
| 586 | |
| 587 | void CDsaB::UnlockHWSurfaceRequestComplete() |
| 588 | { |
| 589 | iSurface1->Complete(); |
| 590 | if(iSurface2 != NULL) |
| 591 | iSurface2->Complete(); |
| 592 | } |
| 593 | |
| 594 | void CDsaB::CreateSurfaceL() |
| 595 | { |
| 596 | __ASSERT_ALWAYS(SwSize() == HwRect().Size(), PANIC(KErrNotSupported)); |
| 597 | } |
| 598 | |
| 599 | void CDsaB::Wipe(TInt aLength) //dont call in drawing |
| 600 | { |
| 601 | TUint8* addr = LockSurface(); |
| 602 | if(addr != NULL) |
| 603 | { |
| 604 | Mem::FillZ(addr, aLength); |
| 605 | UnlockHwSurface(); |
| 606 | } |
| 607 | } |
| 608 | |
| 609 | |
| 610 | void CDsaB::UnlockHwSurface() |
| 611 | { |
| 612 | EpocSdlEnv::Request(CDsa::ERequestUpdate); |
| 613 | } |
| 614 | |
| 615 | TUint8* CDsaB::LockSurface() |
| 616 | { |
| 617 | TUint8* addr = iSurface1->Address(); |
| 618 | if(addr == NULL && iSurface2 != NULL) |
| 619 | addr = iSurface2->Address(); |
| 620 | SetUpdating(addr == NULL); |
| 621 | return addr; |
| 622 | } |
| 623 | |
| 624 | void CDsaB::SurfaceReady() |
| 625 | { |
| 626 | SetUpdating(EFalse); |
| 627 | } |
| 628 | |
| 629 | CDirectScreenBitmap& CDsaB::Dsb() |
| 630 | { |
| 631 | return *iDsb; |
| 632 | } |
| 633 | |
| 634 | void CDsaB::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice) |
| 635 | { |
| 636 | if(iDsb == NULL) |
| 637 | iDsb = CDirectScreenBitmap::NewL(); |
| 638 | CDsaBase::ConstructL(aWindow, aDevice); |
| 639 | if(iSurface1 == NULL) |
| 640 | iSurface1 = new (ELeave) CDsbSurface(*this); |
| 641 | if(iSurface2 == NULL && iType & CDirectScreenBitmap::EDoubleBuffer) |
| 642 | iSurface2 = new (ELeave) CDsbSurface(*this); |
| 643 | } |
| 644 | |
| 645 | CDsaB::~CDsaB() |
| 646 | { |
| 647 | delete iSurface1; |
| 648 | delete iSurface2; |
| 649 | delete iDsb; |
| 650 | } |
| 651 | |
| 652 | void CDsaB::RecreateL() |
| 653 | { |
| 654 | iDsb->Close(); |
| 655 | iDsb->Create(HwRect(), CDirectScreenBitmap::TSettingsFlags(iType)); |
| 656 | } |
| 657 | |
| 658 | TInt CDsaB::ExternalUpdate() |
| 659 | { |
| 660 | if(LockSurface()) |
| 661 | { |
| 662 | UnlockHWSurfaceRequestComplete(); |
| 663 | return KErrNone; |
| 664 | } |
| 665 | return KErrNotReady; |
| 666 | } |
| 667 | |
| 668 | |
| 669 | ///////////////////////////////////////////////////////////////////////////////////////////////////// |
| 670 | |
| 671 | |
| 672 | |
| 673 | CDsa* CDsa::CreateL(RWsSession& aSession) |
| 674 | { |
| 675 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSB)) |
| 676 | { |
| 677 | TInt flags = CDirectScreenBitmap::ENone; |
| 678 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBDoubleBuffer)) |
| 679 | flags |= CDirectScreenBitmap::EDoubleBuffer; |
| 680 | if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBIncrementalUpdate)) |
| 681 | flags |= CDirectScreenBitmap::EIncrementalUpdate; |
| 682 | return new (ELeave) CDsaB(aSession, flags); |
| 683 | } |
| 684 | else if(EpocSdlEnv::Flags(CSDL::EDrawModeGdi)) |
| 685 | { |
| 686 | return new (ELeave) CBitmapSurface<CDsaBitgdi>(aSession); |
| 687 | } |
| 688 | else |
| 689 | { |
| 690 | return new (ELeave) CBitmapSurface<CDsaA>(aSession); |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | |
| 695 | void CDsa::RecreateL() |
| 696 | { |
| 697 | } |
| 698 | |
| 699 | void CDsa::Free() |
| 700 | { |
| 701 | } |
| 702 | |
| 703 | TSize CDsa::WindowSize() const |
| 704 | { |
| 705 | TSize size = iSwSize; |
| 706 | if(iStateFlags & EOrientation90) |
| 707 | { |
| 708 | const TInt tmp = size.iWidth; |
| 709 | size.iWidth = size.iHeight; |
| 710 | size.iHeight = tmp; |
| 711 | } |
| 712 | return size; |
| 713 | } |
| 714 | |
| 715 | void CDsa::SetSuspend() |
| 716 | { |
| 717 | iStateFlags |= ESdlThreadSuspend; |
| 718 | } |
| 719 | |
| 720 | |
| 721 | void CDsa::SetUpdating(TBool aUpdate) |
| 722 | { |
| 723 | if(aUpdate) |
| 724 | iStateFlags |= EUpdating; |
| 725 | else |
| 726 | iStateFlags &= ~EUpdating; |
| 727 | } |
| 728 | |
| 729 | |
| 730 | TBool CDsa::Stopped() const |
| 731 | { |
| 732 | return (iStateFlags & ESdlThreadExplicitStop); |
| 733 | } |
| 734 | |
| 735 | void CDsa::SetOrientation(CSDL::TOrientationMode aOrientation) |
| 736 | { |
| 737 | TInt flags = 0; |
| 738 | switch(aOrientation) |
| 739 | { |
| 740 | case CSDL::EOrientation90: |
| 741 | flags = EOrientation90; |
| 742 | break; |
| 743 | case CSDL::EOrientation180: |
| 744 | flags = EOrientation180; |
| 745 | break; |
| 746 | case CSDL::EOrientation270: |
| 747 | flags = EOrientation90 | EOrientation180; |
| 748 | break; |
| 749 | case CSDL::EOrientation0: |
| 750 | flags = 0; |
| 751 | break; |
| 752 | } |
| 753 | if(flags != (iStateFlags & EOrientationFlags)) |
| 754 | { |
| 755 | iStateFlags |= EOrientationChanged; |
| 756 | iNewFlags = flags; //cannot be set during drawing... |
| 757 | } |
| 758 | } |
| 759 | |
| 760 | CDsa::~CDsa() |
| 761 | { |
| 762 | iOverlays.Close(); |
| 763 | User::Free(iLut256); |
| 764 | } |
| 765 | |
| 766 | void CDsa::ConstructL(RWindow& aWindow, CWsScreenDevice& /*aDevice*/) |
| 767 | { |
| 768 | if(iLut256 == NULL) |
| 769 | iLut256 = (TUint32*) User::AllocL(256 * sizeof(TUint32)); |
| 770 | iTargetMode = aWindow.DisplayMode(); |
| 771 | iTargetBpp = BytesPerPixel(DisplayMode()); |
| 772 | iScreenRect = TRect(aWindow.Position(), aWindow.Size()); |
| 773 | SetTargetRect(); |
| 774 | } |
| 775 | |
| 776 | void CDsa::DrawOverlays() |
| 777 | { |
| 778 | const TInt last = iOverlays.Count() - 1; |
| 779 | for(TInt i = last; i >= 0 ; i--) |
| 780 | iOverlays[i].iOverlay->Draw(Gc(), HwRect(), SwSize()); |
| 781 | } |
| 782 | |
| 783 | TInt CDsa::AppendOverlay(MOverlay& aOverlay, TInt aPriority) |
| 784 | { |
| 785 | TInt i; |
| 786 | for(i = 0; i < iOverlays.Count() && iOverlays[i].iPriority < aPriority; i++) |
| 787 | {} |
| 788 | const TOverlay overlay = {&aOverlay, aPriority}; |
| 789 | return iOverlays.Insert(overlay, i); |
| 790 | } |
| 791 | |
| 792 | TInt CDsa::RemoveOverlay(MOverlay& aOverlay) |
| 793 | { |
| 794 | for(TInt i = 0; i < iOverlays.Count(); i++) |
| 795 | { |
| 796 | if(iOverlays[i].iOverlay == &aOverlay) |
| 797 | { |
| 798 | iOverlays.Remove(i); |
| 799 | return KErrNone; |
| 800 | } |
| 801 | } |
| 802 | return KErrNotFound; |
| 803 | } |
| 804 | |
| 805 | void CDsa::LockPalette(TBool aLock) |
| 806 | { |
| 807 | if(aLock) |
| 808 | iStateFlags |= EPaletteLocked; |
| 809 | else |
| 810 | iStateFlags &= ~EPaletteLocked; |
| 811 | } |
| 812 | TInt CDsa::SetPalette(TInt aFirst, TInt aCount, TUint32* aPalette) |
| 813 | { |
| 814 | if(iLut256 == NULL) |
| 815 | return KErrNotFound; |
| 816 | const TInt count = aCount - aFirst; |
| 817 | if(count > 256) |
| 818 | return KErrArgument; |
| 819 | if(iStateFlags & EPaletteLocked) |
| 820 | return KErrNone; |
| 821 | for(TInt i = aFirst; i < count; i++) //not so busy here:-) |
| 822 | { |
| 823 | iLut256[i] = aPalette[i]; |
| 824 | } |
| 825 | return KErrNone; |
| 826 | } |
| 827 | |
| 828 | |
| 829 | |
| 830 | |
| 831 | |
| 832 | CDsa::CDsa(RWsSession& aSession) : |
| 833 | iStateFlags(0), |
| 834 | iSession(aSession) |
| 835 | |
| 836 | { |
| 837 | // CActiveScheduler::Add(this); |
| 838 | iCFTable[0] = CopyMem; |
| 839 | iCFTable[1] = CopyMemFlipReversed; |
| 840 | iCFTable[2] = CopyMemReversed; |
| 841 | iCFTable[3] = CopyMemFlip; |
| 842 | |
| 843 | iCFTable[4] = Copy256; |
| 844 | iCFTable[5] = Copy256FlipReversed; |
| 845 | iCFTable[6] = Copy256Reversed; |
| 846 | iCFTable[7] = Copy256Flip; |
| 847 | |
| 848 | |
| 849 | iCFTable[8] = CopySlow; |
| 850 | iCFTable[9] = CopySlowFlipReversed; |
| 851 | iCFTable[10] = CopySlowReversed; |
| 852 | iCFTable[11] = CopySlowFlip; |
| 853 | } |
| 854 | |
| 855 | RWsSession& CDsa::Session() |
| 856 | { |
| 857 | return iSession; |
| 858 | } |
| 859 | |
| 860 | TInt CDsa::RedrawRequest() |
| 861 | { |
| 862 | if(!(iStateFlags & (EUpdating) && (iStateFlags & ERunning))) |
| 863 | { |
| 864 | return ExternalUpdate(); |
| 865 | } |
| 866 | return KErrNotReady; |
| 867 | } |
| 868 | |
| 869 | TUint8* CDsa::LockHwSurface() |
| 870 | { |
| 871 | if((iStateFlags & EUpdating) == 0) //else frame is skipped |
| 872 | { |
| 873 | return LockSurface(); |
| 874 | } |
| 875 | return NULL; |
| 876 | } |
| 877 | |
| 878 | /* |
| 879 | void CDsa::RunL() |
| 880 | { |
| 881 | iStateFlags &= ~EUpdating; |
| 882 | } |
| 883 | |
| 884 | |
| 885 | void CDsa::DoCancel() |
| 886 | { |
| 887 | iStateFlags &= ~EUpdating; |
| 888 | //nothing can do, just wait? |
| 889 | } |
| 890 | */ |
| 891 | |
| 892 | |
| 893 | TInt CDsa::AllocSurface(TBool aHwSurface, const TSize& aSize, TDisplayMode aMode) |
| 894 | { |
| 895 | if(aHwSurface && aMode != DisplayMode()) |
| 896 | return KErrArgument; |
| 897 | |
| 898 | iSourceMode = aMode; |
| 899 | |
| 900 | iSourceBpp = BytesPerPixel(aMode); |
| 901 | |
| 902 | const TSize size = WindowSize(); |
| 903 | if(aSize.iWidth > size.iWidth) |
| 904 | return KErrTooBig; |
| 905 | if(aSize.iHeight > size.iHeight) |
| 906 | return KErrTooBig; |
| 907 | |
| 908 | TRAPD(err, CreateSurfaceL()); |
| 909 | if(err != KErrNone) |
| 910 | return err; |
| 911 | |
| 912 | SetCopyFunction(); |
| 913 | |
| 914 | return KErrNone; |
| 915 | } |
| 916 | |
| 917 | |
| 918 | void CDsa::CreateZoomerL(const TSize& aSize) |
| 919 | { |
| 920 | iSwSize = aSize; |
| 921 | iStateFlags |= EResizeRequest; |
| 922 | CreateSurfaceL(); |
| 923 | SetTargetRect(); |
| 924 | } |
| 925 | |
| 926 | |
| 927 | /* |
| 928 | void SaveBmp(const TDesC& aName, const TAny* aData, TInt aLength, const TSize& aSz, TDisplayMode aMode) |
| 929 | { |
| 930 | CFbsBitmap* s = new CFbsBitmap(); |
| 931 | s->Create(aSz, aMode); |
| 932 | s->LockHeap(); |
| 933 | TUint32* addr = s->DataAddress(); |
| 934 | Mem::Copy(addr, aData, aLength); |
| 935 | s->UnlockHeap(); |
| 936 | s->Save(aName); |
| 937 | s->Reset(); |
| 938 | delete s; |
| 939 | } |
| 940 | |
| 941 | void SaveBmp(const TDesC& aName, const TUint32* aData, const TSize& aSz) |
| 942 | { |
| 943 | CFbsBitmap* s = new CFbsBitmap(); |
| 944 | s->Create(aSz, EColor64K); |
| 945 | TBitmapUtil bmp(s); |
| 946 | bmp.Begin(TPoint(0, 0)); |
| 947 | for(TInt j = 0; j < aSz.iHeight; j++) |
| 948 | { |
| 949 | bmp.SetPos(TPoint(0, j)); |
| 950 | for(TInt i = 0; i < aSz.iWidth; i++) |
| 951 | { |
| 952 | bmp.SetPixel(*aData); |
| 953 | aData++; |
| 954 | bmp.IncXPos(); |
| 955 | } |
| 956 | } |
| 957 | bmp.End(); |
| 958 | s->Save(aName); |
| 959 | s->Reset(); |
| 960 | delete s; |
| 961 | } |
| 962 | |
| 963 | TBuf<16> FooName(TInt aFoo) |
| 964 | { |
| 965 | TBuf<16> b; |
| 966 | b.Format(_L("C:\\pic%d.mbm"), aFoo); |
| 967 | return b; |
| 968 | } |
| 969 | |
| 970 | */ |
| 971 | |
| 972 | |
| 973 | void CDsa::ClipCopy(TUint8* aTarget, |
| 974 | const TUint8* aSource, |
| 975 | const TRect& aUpdateRect, |
| 976 | const TRect& aSourceRect) const |
| 977 | { |
| 978 | const TDsa dsa(*this); |
| 979 | switch(iSourceBpp) |
| 980 | { |
| 981 | case 1: |
| 982 | ::ClipCopy<TUint32, TUint8>(dsa, aTarget, aSource, aUpdateRect, aSourceRect); |
| 983 | break; |
| 984 | case 2: |
| 985 | ::ClipCopy<TUint32, TUint16>(dsa, aTarget, aSource, aUpdateRect, aSourceRect); |
| 986 | break; |
| 987 | case 4: |
| 988 | ::ClipCopy<TUint32, TUint32>(dsa, aTarget, aSource, aUpdateRect, aSourceRect); |
| 989 | break; |
| 990 | } |
| 991 | } |
| 992 | |
| 993 | |
| 994 | void CDsa::Wipe() //dont call in drawing |
| 995 | { |
| 996 | if(IsDsaAvailable()) |
| 997 | Wipe(iTargetBpp * SwSize().iWidth * SwSize().iHeight); |
| 998 | } |
| 999 | |
| 1000 | void CDsa::SetCopyFunction() |
| 1001 | { |
| 1002 | //calculate offset to correct function in iCFTable according to given parameters |
| 1003 | TInt function = 0; |
| 1004 | const TInt KCopyFunctions = 4; |
| 1005 | const TInt KOffsetToNative = 0; |
| 1006 | const TInt KOffsetTo256 = KOffsetToNative + KCopyFunctions; |
| 1007 | const TInt KOffsetToOtherModes = KOffsetTo256 + KCopyFunctions; |
| 1008 | const TInt KOffsetTo90Functions = 1; |
| 1009 | const TInt KOffsetTo180Functions = 2; |
| 1010 | |
| 1011 | if(iSourceMode == DisplayMode()) |
| 1012 | function = KOffsetToNative; //0 |
| 1013 | else if(iSourceMode == EColor256) |
| 1014 | function = KOffsetTo256; //4 |
| 1015 | else |
| 1016 | function = KOffsetToOtherModes; //8 |
| 1017 | |
| 1018 | if(iStateFlags & EOrientation90) |
| 1019 | function += KOffsetTo90Functions; // + 1 |
| 1020 | if(iStateFlags & EOrientation180) |
| 1021 | function += KOffsetTo180Functions; //+ 2 |
| 1022 | |
| 1023 | iCopyFunction = iCFTable[function]; |
| 1024 | |
| 1025 | Wipe(); |
| 1026 | } |
| 1027 | |
| 1028 | inline void Rotate(TRect& aRect) |
| 1029 | { |
| 1030 | const TInt dx = aRect.iBr.iX - aRect.iTl.iX; |
| 1031 | const TInt dy = aRect.iBr.iY - aRect.iTl.iY; |
| 1032 | |
| 1033 | aRect.iBr.iX = aRect.iTl.iX + dy; |
| 1034 | aRect.iBr.iY = aRect.iTl.iY + dx; |
| 1035 | |
| 1036 | const TInt tmp = aRect.iTl.iX; |
| 1037 | aRect.iTl.iX = aRect.iTl.iY; |
| 1038 | aRect.iTl.iY = tmp; |
| 1039 | } |
| 1040 | |
| 1041 | /* |
| 1042 | int bar = 0; |
| 1043 | */ |
| 1044 | |
| 1045 | TBool CDsa::AddUpdateRect(const TUint8* aBits, const TRect& aUpdateRect, const TRect& aRect) |
| 1046 | { |
| 1047 | |
| 1048 | if(iStateFlags & EOrientationChanged) |
| 1049 | { |
| 1050 | iStateFlags &= ~EOrientationFlags; |
| 1051 | iStateFlags |= iNewFlags; |
| 1052 | SetCopyFunction(); |
| 1053 | iStateFlags &= ~EOrientationChanged; |
| 1054 | EpocSdlEnv::WaitDeviceChange(); |
| 1055 | return EFalse; //skip this frame as data is may be changed |
| 1056 | } |
| 1057 | |
| 1058 | if(iTargetAddr == NULL) |
| 1059 | { |
| 1060 | iTargetAddr = LockHwSurface(); |
| 1061 | } |
| 1062 | |
| 1063 | TUint8* target = iTargetAddr; |
| 1064 | if(target == NULL) |
| 1065 | return EFalse; |
| 1066 | |
| 1067 | |
| 1068 | TRect targetRect = TRect(TPoint(0, 0), SwSize()); |
| 1069 | |
| 1070 | TRect sourceRect = aRect; |
| 1071 | TRect updateRect = aUpdateRect; |
| 1072 | |
| 1073 | // TPoint move(0, 0); |
| 1074 | |
| 1075 | |
| 1076 | if(iStateFlags & EOrientation90) |
| 1077 | { |
| 1078 | Rotate(sourceRect); |
| 1079 | Rotate(updateRect); |
| 1080 | } |
| 1081 | |
| 1082 | if(iSourceMode != DisplayMode() || targetRect != sourceRect || targetRect != updateRect || ((iStateFlags & EOrientationFlags) != 0)) |
| 1083 | { |
| 1084 | sourceRect.Intersection(targetRect); //so source always smaller or equal than target |
| 1085 | //updateRect.Intersection(targetRect); |
| 1086 | ClipCopy(target, aBits, updateRect, sourceRect); |
| 1087 | } |
| 1088 | else |
| 1089 | { |
| 1090 | const TInt byteCount = aRect.Width() * aRect.Height() * iSourceBpp; //this could be stored |
| 1091 | Mem::Copy(target, aBits, byteCount); |
| 1092 | } |
| 1093 | |
| 1094 | return ETrue; |
| 1095 | } |
| 1096 | |
| 1097 | |
| 1098 | void CDsa::UpdateSwSurface() |
| 1099 | { |
| 1100 | iTargetAddr = NULL; |
| 1101 | UnlockHwSurface(); //could be faster if does not use AO, but only check status before redraw, then no context switch needed |
| 1102 | } |
| 1103 | |
| 1104 | |
| 1105 | |
| 1106 | |
| 1107 | void CDsa::DoStop() |
| 1108 | { |
| 1109 | if(IsDsaAvailable()) |
| 1110 | iStateFlags |= ESdlThreadExplicitStop; |
| 1111 | Stop(); |
| 1112 | } |
| 1113 | |
| 1114 | |
| 1115 | void CDsa::Stop() |
| 1116 | { |
| 1117 | iStateFlags &= ~ERunning; |
| 1118 | } |
| 1119 | |
| 1120 | void CDsa::Start() |
| 1121 | { |
| 1122 | iStateFlags |= ERunning; |
| 1123 | |
| 1124 | iStateFlags &= ~ESdlThreadExplicitStop; |
| 1125 | |
| 1126 | if(iStateFlags & ESdlThreadSuspend) |
| 1127 | { |
| 1128 | EpocSdlEnv::Resume(); |
| 1129 | iStateFlags &= ~ ESdlThreadSuspend; |
| 1130 | } |
| 1131 | EpocSdlEnv::ObserverEvent(MSDLObserver::EEventWindowReserved); |
| 1132 | } |
| 1133 | |
| 1134 | |
| 1135 | TBool CDsa::Blitter(CFbsBitmap& aBmp) |
| 1136 | { |
| 1137 | return iBlitter && iBlitter->BitBlt(Gc(), aBmp, HwRect(), SwSize()); |
| 1138 | } |
| 1139 | |
| 1140 | void CDsa::SetBlitter(MBlitter* aBlitter) |
| 1141 | { |
| 1142 | iBlitter = aBlitter; |
| 1143 | } |
| 1144 | |
| 1145 | |
| 1146 | TPoint CDsa::WindowCoordinates(const TPoint& aPoint) const |
| 1147 | { |
| 1148 | TPoint pos = aPoint - iScreenRect.iTl; |
| 1149 | const TSize asz = iScreenRect.Size(); |
| 1150 | if(iStateFlags & EOrientation180) |
| 1151 | { |
| 1152 | pos.iX = asz.iWidth - pos.iX; |
| 1153 | pos.iY = asz.iHeight - pos.iY; |
| 1154 | } |
| 1155 | if(iStateFlags & EOrientation90) |
| 1156 | { |
| 1157 | pos.iX = aPoint.iY; |
| 1158 | pos.iY = aPoint.iX; |
| 1159 | } |
| 1160 | pos.iX <<= 16; |
| 1161 | pos.iY <<= 16; |
| 1162 | pos.iX /= asz.iWidth; |
| 1163 | pos.iY /= asz.iHeight; |
| 1164 | pos.iX *= iSwSize.iWidth; |
| 1165 | pos.iY *= iSwSize.iHeight; |
| 1166 | pos.iX >>= 16; |
| 1167 | pos.iY >>= 16; |
| 1168 | return pos; |
| 1169 | } |
| 1170 | |
| 1171 | void CDsa::SetTargetRect() |
| 1172 | { |
| 1173 | iTargetRect = iScreenRect; |
| 1174 | if(iStateFlags & EResizeRequest && EpocSdlEnv::Flags(CSDL::EAllowImageResizeKeepRatio)) |
| 1175 | { |
| 1176 | const TSize asz = iScreenRect.Size(); |
| 1177 | const TSize sz = iSwSize; |
| 1178 | |
| 1179 | TRect rect; |
| 1180 | |
| 1181 | const TInt dh = (sz.iHeight << 16) / sz.iWidth; |
| 1182 | |
| 1183 | if((asz.iWidth * dh ) >> 16 <= asz.iHeight) |
| 1184 | { |
| 1185 | rect.SetRect(TPoint(0, 0), TSize(asz.iWidth, (asz.iWidth * dh) >> 16)); |
| 1186 | } |
| 1187 | else |
| 1188 | { |
| 1189 | const TInt dw = (sz.iWidth << 16) / sz.iHeight; |
| 1190 | rect.SetRect(TPoint(0, 0), TSize((asz.iHeight * dw) >> 16, asz.iHeight)); |
| 1191 | } |
| 1192 | rect.Move((asz.iWidth - rect.Size().iWidth) >> 1, (asz.iHeight - rect.Size().iHeight) >> 1); |
| 1193 | |
| 1194 | iTargetRect = rect; |
| 1195 | iTargetRect.Move(iScreenRect.iTl); |
| 1196 | |
| 1197 | } |
| 1198 | if(!(iStateFlags & EResizeRequest)) |
| 1199 | iSwSize = iScreenRect.Size(); |
| 1200 | |
| 1201 | } |
| 1202 | |
| 1203 | |
| 1204 | ///////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| 1205 | |
| 1206 | void CDsa::Copy256(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1207 | { |
| 1208 | TUint32* target = aTarget; |
| 1209 | const TUint32* endt = target + aBytes; |
| 1210 | const TUint8* source = aSource; |
| 1211 | while(target < endt) |
| 1212 | { |
| 1213 | *target++ = aDsa.iLut256[*source++]; |
| 1214 | } |
| 1215 | } |
| 1216 | |
| 1217 | void CDsa::Copy256Reversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1218 | { |
| 1219 | const TUint32* target = aTarget; |
| 1220 | TUint32* endt = aTarget + aBytes; |
| 1221 | const TUint8* source = aSource; |
| 1222 | while(target < endt) |
| 1223 | { |
| 1224 | *(--endt) = aDsa.iLut256[*source++]; |
| 1225 | } |
| 1226 | } |
| 1227 | |
| 1228 | void CDsa::Copy256Flip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1229 | { |
| 1230 | TUint32* target = aTarget; |
| 1231 | const TUint32* endt = target + aBytes; |
| 1232 | const TUint8* column = aSource; |
| 1233 | |
| 1234 | while(target < endt) |
| 1235 | { |
| 1236 | *target++ = aDsa.iLut256[*column]; |
| 1237 | column += aLineLen; |
| 1238 | } |
| 1239 | } |
| 1240 | |
| 1241 | void CDsa::Copy256FlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1242 | { |
| 1243 | const TUint32* target = aTarget; |
| 1244 | TUint32* endt = aTarget + aBytes; |
| 1245 | const TUint8* column = aSource; |
| 1246 | |
| 1247 | while(target < endt) |
| 1248 | { |
| 1249 | *(--endt) = aDsa.iLut256[*column]; |
| 1250 | column += aLineLen; |
| 1251 | } |
| 1252 | } |
| 1253 | |
| 1254 | void CDsa::CopyMem(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1255 | { |
| 1256 | const TUint32* src = reinterpret_cast<const TUint32*>(aSource); |
| 1257 | Mem::Copy(aTarget, src, aBytes << 2); |
| 1258 | } |
| 1259 | |
| 1260 | void CDsa::CopyMemFlip(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1261 | { |
| 1262 | TUint32* target = aTarget; |
| 1263 | const TUint32* endt = target + aBytes; |
| 1264 | const TUint32* column = reinterpret_cast<const TUint32*>(aSource); |
| 1265 | |
| 1266 | while(target < endt) |
| 1267 | { |
| 1268 | *target++ = *column; |
| 1269 | column += aLineLen; |
| 1270 | } |
| 1271 | } |
| 1272 | |
| 1273 | void CDsa::CopyMemReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1274 | { |
| 1275 | const TUint32* target = aTarget; |
| 1276 | TUint32* endt = aTarget + aBytes; |
| 1277 | const TUint32* source = reinterpret_cast<const TUint32*>(aSource); |
| 1278 | while(target < endt) |
| 1279 | { |
| 1280 | *(--endt) = *source++; |
| 1281 | } |
| 1282 | } |
| 1283 | |
| 1284 | |
| 1285 | void CDsa::CopyMemFlipReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1286 | { |
| 1287 | const TUint32* target = aTarget; |
| 1288 | TUint32* endt = aTarget + aBytes; |
| 1289 | const TUint32* column = reinterpret_cast<const TUint32*>(aSource); |
| 1290 | |
| 1291 | while(target < endt) |
| 1292 | { |
| 1293 | *(--endt) = *column; |
| 1294 | column += aLineLen; |
| 1295 | } |
| 1296 | } |
| 1297 | |
| 1298 | /* |
| 1299 | |
| 1300 | LOCAL_C TRgb rgb16MA(TInt aValue) |
| 1301 | { |
| 1302 | return TRgb::Color16MA(aValue); |
| 1303 | } |
| 1304 | */ |
| 1305 | NONSHARABLE_CLASS(MRgbCopy) |
| 1306 | { |
| 1307 | public: |
| 1308 | virtual void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed) = 0; |
| 1309 | virtual void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed) = 0; |
| 1310 | }; |
| 1311 | |
| 1312 | template <class T> |
| 1313 | NONSHARABLE_CLASS(TRgbCopy) : public MRgbCopy |
| 1314 | { |
| 1315 | public: |
| 1316 | TRgbCopy(TDisplayMode aMode); |
| 1317 | void* operator new(TUint aBytes, TAny* aMem); |
| 1318 | void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed); |
| 1319 | void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed); |
| 1320 | static TUint32 Gray256(const TUint8& aPixel); |
| 1321 | static TUint32 Color256(const TUint8& aPixel); |
| 1322 | static TUint32 Color4K(const TUint16& aPixel); |
| 1323 | static TUint32 Color64K(const TUint16& aPixel); |
| 1324 | static TUint32 Color16M(const TUint32& aPixel); |
| 1325 | static TUint32 Color16MU(const TUint32& aPixel); |
| 1326 | static TUint32 Color16MA(const TUint32& aPixel); |
| 1327 | private: |
| 1328 | typedef TUint32 (*TRgbFunc) (const T& aValue); |
| 1329 | TRgbFunc iFunc; |
| 1330 | }; |
| 1331 | |
| 1332 | |
| 1333 | template <class T> |
| 1334 | void* TRgbCopy<T>::operator new(TUint /*aBytes*/, TAny* aMem) |
| 1335 | { |
| 1336 | return aMem; |
| 1337 | } |
| 1338 | |
| 1339 | template <class T> |
| 1340 | TRgbCopy<T>::TRgbCopy(TDisplayMode aMode) |
| 1341 | { |
| 1342 | switch(aMode) |
| 1343 | { |
| 1344 | case EGray256 : iFunc = (TRgbFunc) Gray256; break; |
| 1345 | case EColor256 : iFunc = (TRgbFunc) Color256; break; |
| 1346 | case EColor4K : iFunc = (TRgbFunc) Color4K; break; |
| 1347 | case EColor64K : iFunc = (TRgbFunc) Color64K; break; |
| 1348 | case EColor16M : iFunc = (TRgbFunc) Color16M; break; |
| 1349 | case EColor16MU : iFunc = (TRgbFunc) Color16MU; break; |
| 1350 | case EColor16MA : iFunc = (TRgbFunc) Color16MA; break; |
| 1351 | default: |
| 1352 | PANIC(KErrNotSupported); |
| 1353 | } |
| 1354 | } |
| 1355 | |
| 1356 | template <class T> |
| 1357 | void TRgbCopy<T>::Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed) |
| 1358 | { |
| 1359 | const T* source = reinterpret_cast<const T*>(aSource); |
| 1360 | TUint32* target = aTarget; |
| 1361 | TUint32* endt = target + aBytes; |
| 1362 | |
| 1363 | if(aReversed) |
| 1364 | { |
| 1365 | while(target < endt) |
| 1366 | { |
| 1367 | const T value = *source++; |
| 1368 | *(--endt) = iFunc(value);//iFunc(value).Value(); |
| 1369 | } |
| 1370 | } |
| 1371 | else |
| 1372 | { |
| 1373 | while(target < endt) |
| 1374 | { |
| 1375 | const T value = *source++; |
| 1376 | *target++ = iFunc(value);//iFunc(value).Value(); |
| 1377 | } |
| 1378 | } |
| 1379 | } |
| 1380 | |
| 1381 | template <class T> |
| 1382 | void TRgbCopy<T>::FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed) |
| 1383 | { |
| 1384 | const T* column = reinterpret_cast<const T*>(aSource); |
| 1385 | TUint32* target = aTarget; |
| 1386 | TUint32* endt = target + aBytes; |
| 1387 | |
| 1388 | if(aReversed) |
| 1389 | { |
| 1390 | while(target < endt) |
| 1391 | { |
| 1392 | *(--endt) = iFunc(*column); |
| 1393 | column += aLineLen; |
| 1394 | } |
| 1395 | } |
| 1396 | else |
| 1397 | { |
| 1398 | while(target < endt) |
| 1399 | { |
| 1400 | *target++ = iFunc(*column); |
| 1401 | column += aLineLen; |
| 1402 | } |
| 1403 | } |
| 1404 | } |
| 1405 | |
| 1406 | template <class T> TUint32 TRgbCopy<T>::Gray256(const TUint8& aPixel) |
| 1407 | { |
| 1408 | const TUint32 px = aPixel << 16 | aPixel << 8 | aPixel; |
| 1409 | return px; |
| 1410 | } |
| 1411 | |
| 1412 | template <class T> TUint32 TRgbCopy<T>::Color256(const TUint8& aPixel) |
| 1413 | { |
| 1414 | return TRgb::Color256(aPixel).Value(); |
| 1415 | } |
| 1416 | |
| 1417 | template <class T> TUint32 TRgbCopy<T>::Color4K(const TUint16& aPixel) |
| 1418 | { |
| 1419 | TUint32 col = (aPixel & 0xF00) << 12; |
| 1420 | col |= (aPixel & 0xF00) << 8; |
| 1421 | |
| 1422 | col |= (aPixel & 0x0F0) << 8; |
| 1423 | col |= (aPixel & 0x0F0); |
| 1424 | |
| 1425 | col |= (aPixel & 0x00F) << 4; |
| 1426 | col |= (aPixel & 0x00F); |
| 1427 | |
| 1428 | return col; |
| 1429 | } |
| 1430 | |
| 1431 | template <class T> TUint32 TRgbCopy<T>::Color64K(const TUint16& aPixel) |
| 1432 | { |
| 1433 | TUint32 col = (aPixel & 0xF800)<< 8; |
| 1434 | col |= (aPixel & 0xE000) << 3; |
| 1435 | |
| 1436 | col |= (aPixel & 0x07E0) << 5; |
| 1437 | col |= (aPixel & 0xC0) >> 1; |
| 1438 | |
| 1439 | col |= (aPixel & 0x07E0) << 3; |
| 1440 | col |= (aPixel & 0x1C) >> 2; |
| 1441 | |
| 1442 | return col; |
| 1443 | } |
| 1444 | |
| 1445 | template <class T> TUint32 TRgbCopy<T>::Color16M(const TUint32& aPixel) |
| 1446 | { |
| 1447 | return TRgb::Color16M(aPixel).Value(); |
| 1448 | } |
| 1449 | |
| 1450 | template <class T> TUint32 TRgbCopy<T>::Color16MU(const TUint32& aPixel) |
| 1451 | { |
| 1452 | return TRgb::Color16MU(aPixel).Value(); |
| 1453 | } |
| 1454 | |
| 1455 | template <class T> TUint32 TRgbCopy<T>::Color16MA(const TUint32& aPixel) |
| 1456 | { |
| 1457 | return TRgb::Color16MA(aPixel).Value(); |
| 1458 | } |
| 1459 | |
| 1460 | typedef TUint64 TStackMem; |
| 1461 | |
| 1462 | LOCAL_C MRgbCopy* GetCopy(TAny* mem, TDisplayMode aMode) |
| 1463 | { |
| 1464 | if(aMode == EColor256 || aMode == EGray256) |
| 1465 | { |
| 1466 | return new (mem) TRgbCopy<TUint8>(aMode); |
| 1467 | } |
| 1468 | if(aMode == EColor4K || aMode == EColor64K) |
| 1469 | { |
| 1470 | return new (mem) TRgbCopy<TUint16>(aMode); |
| 1471 | } |
| 1472 | if(aMode == EColor16M || aMode == EColor16MU || aMode == EColor16MA) |
| 1473 | { |
| 1474 | return new (mem) TRgbCopy<TUint32>(aMode); |
| 1475 | } |
| 1476 | PANIC(KErrNotSupported); |
| 1477 | return NULL; |
| 1478 | } |
| 1479 | |
| 1480 | |
| 1481 | void CDsa::CopySlowFlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1482 | { |
| 1483 | TStackMem mem = 0; |
| 1484 | GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, ETrue); |
| 1485 | } |
| 1486 | |
| 1487 | void CDsa::CopySlowFlip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen) |
| 1488 | { |
| 1489 | TStackMem mem = 0; |
| 1490 | GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, EFalse); |
| 1491 | } |
| 1492 | |
| 1493 | void CDsa::CopySlow(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1494 | { |
| 1495 | TStackMem mem = 0; |
| 1496 | GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, EFalse); |
| 1497 | } |
| 1498 | |
| 1499 | void CDsa::CopySlowReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt) |
| 1500 | { |
| 1501 | TStackMem mem = 0; |
| 1502 | GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, ETrue); |
| 1503 | } |
| 1504 | |
| 1505 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////7 |