/* SDL - Simple DirectMedia Layer Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" /* SDL_epocvideo.cpp Epoc based SDL video driver implementation Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi) */ extern "C" { #include "SDL_timer.h" #include "SDL_video.h" #undef NULL #include "../SDL_pixels_c.h" }; #include "SDL_epocvideo.h" #include "SDL_epocevents_c.h" #include #include /* For debugging */ void RDebug_Print_b(char* error_str, void* param) { TBuf8<128> error8((TUint8*)error_str); TBuf<128> error; error.Copy(error8); if (param) //!! Do not work if the parameter is really 0!! RDebug::Print(error, param); else RDebug::Print(error); } extern "C" void RDebug_Print(char* error_str, void* param) { RDebug_Print_b(error_str, param); } int Debug_AvailMem2() { //User::CompressAllHeaps(); TMemoryInfoV1Buf membuf; User::LeaveIfError(UserHal::MemoryInfo(membuf)); TMemoryInfoV1 minfo = membuf(); return(minfo.iFreeRamInBytes); } extern "C" int Debug_AvailMem() { return(Debug_AvailMem2()); } extern "C" { /* Initialization/Query functions */ static int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat); static SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); static SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); static int EPOC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); static void EPOC_VideoQuit(_THIS); /* Hardware surface functions */ static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface); static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface); static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface); static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface); static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface); static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); static int EPOC_Available(void); static SDL_VideoDevice *EPOC_CreateDevice(int devindex); /* Mouse functions */ static WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y); static void EPOC_FreeWMCursor(_THIS, WMcursor *cursor); static int EPOC_ShowWMCursor(_THIS, WMcursor *cursor); /* !! Table for fast conversion from 8 bit to 12 bit */ static TUint16 EPOC_HWPalette_256_to_4k[256]; VideoBootStrap EPOC_bootstrap = { "epoc", "EPOC system", EPOC_Available, EPOC_CreateDevice }; const TUint32 WindowClientHandle = 9210; //!! /* Epoc video driver bootstrap functions */ static int EPOC_Available(void) { return 1; /* Always available */ } static void EPOC_DeleteDevice(SDL_VideoDevice *device) { SDL_free(device->hidden); SDL_free(device); } static SDL_VideoDevice *EPOC_CreateDevice(int devindex) { SDL_VideoDevice *device; /* Allocate all variables that we free on delete */ device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); if ( device ) { SDL_memset(device, 0, (sizeof *device)); device->hidden = (struct SDL_PrivateVideoData *) SDL_malloc((sizeof *device->hidden)); } if ( (device == NULL) || (device->hidden == NULL) ) { SDL_OutOfMemory(); if ( device ) { SDL_free(device); } return(0); } SDL_memset(device->hidden, 0, (sizeof *device->hidden)); /* Set the function pointers */ device->VideoInit = EPOC_VideoInit; device->ListModes = EPOC_ListModes; device->SetVideoMode = EPOC_SetVideoMode; device->SetColors = EPOC_SetColors; device->UpdateRects = NULL; device->VideoQuit = EPOC_VideoQuit; device->AllocHWSurface = EPOC_AllocHWSurface; device->CheckHWBlit = NULL; device->FillHWRect = NULL; device->SetHWColorKey = NULL; device->SetHWAlpha = NULL; device->LockHWSurface = EPOC_LockHWSurface; device->UnlockHWSurface = EPOC_UnlockHWSurface; device->FlipHWSurface = EPOC_FlipHWSurface; device->FreeHWSurface = EPOC_FreeHWSurface; device->SetIcon = NULL; device->SetCaption = NULL; device->GetWMInfo = NULL; device->FreeWMCursor = EPOC_FreeWMCursor; device->CreateWMCursor = EPOC_CreateWMCursor; device->ShowWMCursor = EPOC_ShowWMCursor; device->WarpWMCursor = NULL; device->InitOSKeymap = EPOC_InitOSKeymap; device->PumpEvents = EPOC_PumpEvents; device->free = EPOC_DeleteDevice; return device; } int GetBpp(TDisplayMode displaymode) { TInt numColors = TDisplayModeUtils::NumDisplayModeColors(displaymode); TInt bitsPerPixel = 1; for (TInt32 i = 2; i < numColors; i <<= 1, bitsPerPixel++); return bitsPerPixel; } void ConstructWindowL(_THIS) { TInt error; error = Private->EPOC_WsSession.Connect(); User::LeaveIfError(error); Private->EPOC_WsScreen=new(ELeave) CWsScreenDevice(Private->EPOC_WsSession); User::LeaveIfError(Private->EPOC_WsScreen->Construct()); User::LeaveIfError(Private->EPOC_WsScreen->CreateContext(Private->EPOC_WindowGc)); Private->EPOC_WsWindowGroup=RWindowGroup(Private->EPOC_WsSession); User::LeaveIfError(Private->EPOC_WsWindowGroup.Construct(WindowClientHandle)); Private->EPOC_WsWindowGroup.SetOrdinalPosition(0); //!! TBuf<32> winGroupName; winGroupName.Append(0); winGroupName.Append(0); winGroupName.Append(0);// uid winGroupName.Append(0); winGroupName.Append(_L("SDL")); // caption winGroupName.Append(0); winGroupName.Append(0); //doc name Private->EPOC_WsWindowGroup.SetName(winGroupName); //!! Private->EPOC_WsWindow=RWindow(Private->EPOC_WsSession); User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle)); Private->EPOC_WsWindow.SetBackgroundColor(KRgbWhite); Private->EPOC_WsWindow.Activate(); Private->EPOC_WsWindow.SetSize(Private->EPOC_WsScreen->SizeInPixels()); Private->EPOC_WsWindow.SetVisible(ETrue); Private->EPOC_WsWindowGroupID = Private->EPOC_WsWindowGroup.Identifier(); Private->EPOC_IsWindowFocused = EFalse; } int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat) { // !!TODO:handle leave functions! int i; /* Initialize all variables that we clean on shutdown */ for ( i=0; iSDL_modelist[i] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); Private->SDL_modelist[i]->x = Private->SDL_modelist[i]->y = 0; } /* Modes sorted largest to smallest !!TODO:sorting order??*/ Private->SDL_modelist[0]->w = 640; Private->SDL_modelist[0]->h = 200; Private->SDL_modelist[1]->w = 320; Private->SDL_modelist[1]->h = 200; Private->SDL_modelist[2]->w = 640; Private->SDL_modelist[2]->h = 400; Private->SDL_modelist[3]->w = 640; Private->SDL_modelist[3]->h = 480; Private->SDL_modelist[4] = NULL; /* Construct Epoc window */ ConstructWindowL(_this); /* Initialise Epoc frame buffer */ TDisplayMode displayMode = Private->EPOC_WsScreen->DisplayMode(); #ifndef __WINS__ TScreenInfoV01 screenInfo; TPckg sInfo(screenInfo); UserSvr::ScreenInfo(sInfo); Private->EPOC_ScreenSize = screenInfo.iScreenSize; Private->EPOC_DisplayMode = displayMode; Private->EPOC_HasFrameBuffer = screenInfo.iScreenAddressValid; Private->EPOC_FrameBuffer = Private->EPOC_HasFrameBuffer ? (TUint8*) screenInfo.iScreenAddress : NULL; Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; Private->EPOC_BytesPerScanLine = screenInfo.iScreenSize.iWidth * Private->EPOC_BytesPerPixel; /* It seems that in SA1100 machines for 8bpp displays there is a 512 palette table at the * beginning of the frame buffer. E.g. Series 7 and Netbook. * In 12 bpp machines the table has 16 entries. */ if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 8) Private->EPOC_FrameBuffer += 512; if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 12) Private->EPOC_FrameBuffer += 16 * 2; #else /* defined __WINS__ */ /* Create bitmap, device and context for screen drawing */ Private->EPOC_ScreenSize = Private->EPOC_WsScreen->SizeInPixels(); Private->EPOC_Bitmap = new (ELeave) CWsBitmap(Private->EPOC_WsSession); Private->EPOC_Bitmap->Create(Private->EPOC_ScreenSize, displayMode); Private->EPOC_DisplayMode = displayMode; Private->EPOC_HasFrameBuffer = ETrue; Private->EPOC_FrameBuffer = NULL; /* Private->EPOC_Bitmap->DataAddress() can change any time */ Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; Private->EPOC_BytesPerScanLine = Private->EPOC_WsScreen->SizeInPixels().iWidth * Private->EPOC_BytesPerPixel; #endif /* __WINS__ */ _this->info.current_w = Private->EPOC_ScreenSize.iWidth; _this->info.current_h = Private->EPOC_ScreenSize.iHeight; /* The "best" video format should be returned to caller. */ vformat->BitsPerPixel = /*!!GetBpp(displayMode) */ 8; vformat->BytesPerPixel = /*!!Private->EPOC_BytesPerPixel*/ 1; /* Activate events for me */ Private->EPOC_WsEventStatus = KRequestPending; Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus); Private->EPOC_RedrawEventStatus = KRequestPending; Private->EPOC_WsSession.RedrawReady(&Private->EPOC_RedrawEventStatus); Private->EPOC_WsWindow.PointerFilter(EPointerFilterDrag, 0); Private->EPOC_ScreenOffset = 0; //!! TODO: error handling //if (ret != KErrNone) // return(-1); //else return(0); } SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) { if (format->BitsPerPixel == 12 || format->BitsPerPixel == 8) return Private->SDL_modelist; return NULL; } int EPOC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) { for(int i = firstcolor; i < ncolors; i++) { // 4k value: 000rgb TUint16 color4K = 0; color4K |= (colors[i].r & 0x0000f0) << 4; color4K |= (colors[i].g & 0x0000f0); color4K |= (colors[i].b & 0x0000f0) >> 4; EPOC_HWPalette_256_to_4k[i] = color4K; } return(0); } SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags) { /* Check parameters */ if (!((width == 640 && height == 200 && bpp == 12) || (width == 640 && height == 400 && bpp == 12) || (width == 640 && height == 480 && bpp == 12) || (width == 320 && height == 200 && bpp == 12) || (width == 640 && height == 200 && bpp == 8) || (width == 640 && height == 400 && bpp == 8) || (width == 640 && height == 480 && bpp == 8) || (width == 320 && height == 200 && bpp == 8))) { SDL_SetError("Requested video mode is not supported"); return NULL; } if (current && current->pixels) { SDL_free(current->pixels); current->pixels = NULL; } if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) { return(NULL); } /* Set up the new mode framebuffer */ if (bpp == 8) current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC|SDL_HWPALETTE); else // 12 bpp current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC); current->w = width; current->h = height; int numBytesPerPixel = ((bpp-1)>>3) + 1; current->pitch = numBytesPerPixel * width; // Number of bytes in scanline current->pixels = SDL_malloc(width * height * numBytesPerPixel); SDL_memset(current->pixels, 0, width * height * numBytesPerPixel); /* Set the blit function */ _this->UpdateRects = EPOC_DirectUpdate; /* Must buffer height be shrinked to screen by 2 ? */ if (current->h >= 400) Private->EPOC_ShrinkedHeight = ETrue; /* Centralize game window on device screen */ Private->EPOC_ScreenOffset = (Private->EPOC_ScreenSize.iWidth - current->w) / 2; /* We're done */ return(current); } void RedrawWindowL(_THIS) { SDL_Rect fullScreen; fullScreen.x = 0; fullScreen.y = 0; fullScreen.w = _this->screen->w; fullScreen.h = _this->screen->h; #ifdef __WINS__ TBitmapUtil lock(Private->EPOC_Bitmap); lock.Begin(TPoint(0,0)); // Lock bitmap heap Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); #endif if (fullScreen.w < Private->EPOC_ScreenSize.iWidth && fullScreen.w < Private->EPOC_ScreenSize.iWidth) { /* Draw blue stripes background */ #ifdef __WINS__ TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); #else TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; #endif for (int y=0; y < Private->EPOC_ScreenSize.iHeight; y++) { for (int x=0; x < Private->EPOC_ScreenSize.iWidth; x++) { TUint16 color = ((x+y)>>1) & 0xf; /* Draw pattern */ *screenBuffer++ = color; } } } /* Tell the system that something has been drawn */ TRect rect = TRect(Private->EPOC_WsWindow.Size()); Private->EPOC_WsWindow.Invalidate(rect); #ifdef __WINS__ Private->EPOC_WsWindow.BeginRedraw(rect); Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); Private->EPOC_WsWindow.EndRedraw(); Private->EPOC_WindowGc->Deactivate(); lock.End(); // Unlock bitmap heap Private->EPOC_WsSession.Flush(); #endif /* Draw current buffer */ EPOC_DirectUpdate(_this, 1, &fullScreen); } /* We don't actually allow hardware surfaces other than the main one */ static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface) { return(-1); } static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface) { return; } static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface) { return(0); } static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface) { return; } static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface) { return(0); } static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) { TInt focusWindowGroupId = Private->EPOC_WsSession.GetFocusWindowGroup(); if (focusWindowGroupId != Private->EPOC_WsWindowGroupID) { /* Force focus window to redraw again for cleaning away SDL screen graphics */ TInt pos = Private->EPOC_WsWindowGroup.OrdinalPosition(); Private->EPOC_WsWindowGroup.SetOrdinalPosition(0, KMaxTInt); TRect rect = TRect(Private->EPOC_WsWindow.Size()); Private->EPOC_WsWindow.Invalidate(rect); Private->EPOC_WsWindowGroup.SetOrdinalPosition(pos, ECoeWinPriorityNormal); /* If this is not the topmost window, wait here! Sleep for 1 second to give cpu to multitasking and poll for being the topmost window. */ while (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID) SDL_Delay(1000); RedrawWindowL(_this); } TInt i; TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; TInt targetNumBytesPerPixel = Private->EPOC_BytesPerPixel; TInt fixedOffset = Private->EPOC_ScreenOffset; TInt screenW = _this->screen->w; TInt screenH = _this->screen->h; TInt sourceScanlineLength = screenW; if (Private->EPOC_ShrinkedHeight) { /* simulate 400 pixel height in 200 pixel screen */ sourceScanlineLength <<= 1; screenH >>= 1; } TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; #ifdef __WINS__ TBitmapUtil lock(Private->EPOC_Bitmap); lock.Begin(TPoint(0,0)); // Lock bitmap heap Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); #else TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; #endif /* Render the rectangles in the list */ for ( i=0; i < numrects; ++i ) { SDL_Rect rect2; const SDL_Rect& currentRect = rects[i]; rect2.x = currentRect.x; rect2.y = currentRect.y; rect2.w = currentRect.w; rect2.h = currentRect.h; if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ continue; if (Private->EPOC_ShrinkedHeight) { /* simulate 400 pixel height in 200 pixel screen */ rect2.y >>= 1; if (!(rect2.h >>= 1)) rect2.h = 1; // always at least 1 pixel height! } /* All variables are measured in pixels */ /* Check rects validity, i.e. upper and lower bounds */ TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1); TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1); if (maxX < 0 || maxY < 0) /* sanity check */ continue; maxY = Min(maxY, 199); TInt sourceRectWidth = maxX - rect2.x + 1; TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; TInt sourceRectHeight = maxY - rect2.y + 1; TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; TInt targetStartOffset = fixedOffset + rect2.x + rect2.y * targetScanlineLength; // !! Nokia9210 native mode: 12 bpp --> 12 bpp if (_this->screen->format->BitsPerPixel == 12) { TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; TUint16* screenMemory = screenBuffer + targetStartOffset; for(TInt y = 0 ; y < sourceRectHeight ; y++) { __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); bitmapLine += sourceScanlineLength; screenMemory += targetScanlineLength; } } // !! 256 color paletted mode: 8 bpp --> 12 bpp else { TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; TUint16* screenMemory = screenBuffer + targetStartOffset; for(TInt y = 0 ; y < sourceRectHeight ; y++) { TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ /* Convert each pixel from 256 palette to 4k color values */ for(TInt x = 0 ; x < sourceRectWidth ; x++) { __ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); *screenMemoryLinePos = EPOC_HWPalette_256_to_4k[*bitmapPos]; bitmapPos++; screenMemoryLinePos++; } bitmapLine += sourceScanlineLength; screenMemory += targetScanlineLength; } } } #ifdef __WINS__ TRect rect = TRect(Private->EPOC_WsWindow.Size()); Private->EPOC_WsWindow.Invalidate(rect); Private->EPOC_WsWindow.BeginRedraw(rect); Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); Private->EPOC_WsWindow.EndRedraw(); Private->EPOC_WindowGc->Deactivate(); lock.End(); // Unlock bitmap heap Private->EPOC_WsSession.Flush(); #endif /* Update virtual cursor */ //!!Private->EPOC_WsSession.SetPointerCursorPosition(Private->EPOC_WsSession.PointerCursorPosition()); return; } /* Note: If we are terminated, this could be called in the middle of another SDL video routine -- notably UpdateRects. */ void EPOC_VideoQuit(_THIS) { int i; /* Free video mode lists */ for ( i=0; iSDL_modelist[i] != NULL ) { SDL_free(Private->SDL_modelist[i]); Private->SDL_modelist[i] = NULL; } } if ( _this->screen && (_this->screen->flags & SDL_HWSURFACE) ) { /* Direct screen access, no memory buffer */ _this->screen->pixels = NULL; } if (_this->screen && _this->screen->pixels) { SDL_free(_this->screen->pixels); _this->screen->pixels = NULL; } /* Free Epoc resources */ /* Disable events for me */ if (Private->EPOC_WsEventStatus != KRequestPending) Private->EPOC_WsSession.EventReadyCancel(); if (Private->EPOC_RedrawEventStatus != KRequestPending) Private->EPOC_WsSession.RedrawReadyCancel(); #ifdef __WINS__ delete Private->EPOC_Bitmap; Private->EPOC_Bitmap = NULL; #endif if (Private->EPOC_WsWindow.WsHandle()) Private->EPOC_WsWindow.Close(); if (Private->EPOC_WsWindowGroup.WsHandle()) Private->EPOC_WsWindowGroup.Close(); delete Private->EPOC_WindowGc; Private->EPOC_WindowGc = NULL; delete Private->EPOC_WsScreen; Private->EPOC_WsScreen = NULL; if (Private->EPOC_WsSession.WsHandle()) Private->EPOC_WsSession.Close(); } WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) { return (WMcursor *) 9210; // it's ok to return something unuseful but true } void EPOC_FreeWMCursor(_THIS, WMcursor *cursor) { /* Disable virtual cursor */ HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); } int EPOC_ShowWMCursor(_THIS, WMcursor *cursor) { if (cursor == (WMcursor *)9210) { /* Enable virtual cursor */ HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible); Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNormal); } else { /* Disable virtual cursor */ HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); } return(1); } }; // extern "C"