diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/windib/SDL_dibvideo.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/windib/SDL_dibvideo.c | 1422 |
1 files changed, 0 insertions, 1422 deletions
diff --git a/distrib/sdl-1.2.12/src/video/windib/SDL_dibvideo.c b/distrib/sdl-1.2.12/src/video/windib/SDL_dibvideo.c deleted file mode 100644 index bae7a78..0000000 --- a/distrib/sdl-1.2.12/src/video/windib/SDL_dibvideo.c +++ /dev/null @@ -1,1422 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -#define WIN32_LEAN_AND_MEAN -#include <windows.h> - -/* Not yet in the mingw32 cross-compile headers */ -#ifndef CDS_FULLSCREEN -#define CDS_FULLSCREEN 4 -#endif - -#include "SDL_syswm.h" -#include "../SDL_sysvideo.h" -#include "../SDL_pixels_c.h" -#include "../../events/SDL_sysevents.h" -#include "../../events/SDL_events_c.h" -#include "SDL_dibvideo.h" -#include "../wincommon/SDL_syswm_c.h" -#include "../wincommon/SDL_sysmouse_c.h" -#include "SDL_dibevents_c.h" -#include "../wincommon/SDL_wingl_c.h" - -#ifdef _WIN32_WCE -#define NO_GETDIBITS -#define NO_GAMMA_SUPPORT - #if _WIN32_WCE < 420 - #define NO_CHANGEDISPLAYSETTINGS - #else - #define ChangeDisplaySettings(lpDevMode, dwFlags) ChangeDisplaySettingsEx(NULL, (lpDevMode), 0, (dwFlags), 0) - #endif -#endif -#ifndef WS_MAXIMIZE -#define WS_MAXIMIZE 0 -#endif -#ifndef WS_THICKFRAME -#define WS_THICKFRAME 0 -#endif -#ifndef SWP_NOCOPYBITS -#define SWP_NOCOPYBITS 0 -#endif -#ifndef PC_NOCOLLAPSE -#define PC_NOCOLLAPSE 0 -#endif - -#ifdef _WIN32_WCE -// defined and used in SDL_sysevents.c -extern HINSTANCE aygshell; -#endif - -/* Initialization/Query functions */ -static int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat); -static SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); -SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); -static int DIB_SetColors(_THIS, int firstcolor, int ncolors, - SDL_Color *colors); -static void DIB_CheckGamma(_THIS); -void DIB_SwapGamma(_THIS); -void DIB_QuitGamma(_THIS); -int DIB_SetGammaRamp(_THIS, Uint16 *ramp); -int DIB_GetGammaRamp(_THIS, Uint16 *ramp); -static void DIB_VideoQuit(_THIS); - -/* Hardware surface functions */ -static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface); -static int DIB_LockHWSurface(_THIS, SDL_Surface *surface); -static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface); -static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface); - -/* Windows message handling functions */ -static void DIB_GrabStaticColors(HWND window); -static void DIB_ReleaseStaticColors(HWND window); -static void DIB_Activate(_THIS, BOOL active, BOOL minimized); -static void DIB_RealizePalette(_THIS); -static void DIB_PaletteChanged(_THIS, HWND window); -static void DIB_WinPAINT(_THIS, HDC hdc); - -static void DIB_GetWinPos(_THIS, int* px, int *py); -static void DIB_SetWinPos(_THIS, int x, int y); -static int DIB_IsWinVisible(_THIS, int recenter); -static int DIB_GetMonitorDPI(_THIS, int* xDpi, int *yDpi); -static int DIB_GetMonitorRect(_THIS, SDL_Rect* rect); - -/* helper fn */ -static int DIB_SussScreenDepth(); - -/* DIB driver bootstrap functions */ - -static int DIB_Available(void) -{ - return(1); -} - -static void DIB_DeleteDevice(SDL_VideoDevice *device) -{ - if ( device ) { - if ( device->hidden ) { - SDL_free(device->hidden); - } - if ( device->gl_data ) { - SDL_free(device->gl_data); - } - SDL_free(device); - } -} - -static SDL_VideoDevice *DIB_CreateDevice(int devindex) -{ - SDL_VideoDevice *device; - - /* Initialize all variables that we clean on shutdown */ - 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)); - device->gl_data = (struct SDL_PrivateGLData *) - SDL_malloc((sizeof *device->gl_data)); - } - if ( (device == NULL) || (device->hidden == NULL) || - (device->gl_data == NULL) ) { - SDL_OutOfMemory(); - DIB_DeleteDevice(device); - return(NULL); - } - SDL_memset(device->hidden, 0, (sizeof *device->hidden)); - SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); - - /* Set the function pointers */ - device->VideoInit = DIB_VideoInit; - device->ListModes = DIB_ListModes; - device->SetVideoMode = DIB_SetVideoMode; - device->UpdateMouse = WIN_UpdateMouse; - device->SetColors = DIB_SetColors; - device->UpdateRects = NULL; - device->VideoQuit = DIB_VideoQuit; - device->AllocHWSurface = DIB_AllocHWSurface; - device->CheckHWBlit = NULL; - device->FillHWRect = NULL; - device->SetHWColorKey = NULL; - device->SetHWAlpha = NULL; - device->LockHWSurface = DIB_LockHWSurface; - device->UnlockHWSurface = DIB_UnlockHWSurface; - device->FlipHWSurface = NULL; - device->FreeHWSurface = DIB_FreeHWSurface; - device->SetGammaRamp = DIB_SetGammaRamp; - device->GetGammaRamp = DIB_GetGammaRamp; -#if SDL_VIDEO_OPENGL - device->GL_LoadLibrary = WIN_GL_LoadLibrary; - device->GL_GetProcAddress = WIN_GL_GetProcAddress; - device->GL_GetAttribute = WIN_GL_GetAttribute; - device->GL_MakeCurrent = WIN_GL_MakeCurrent; - device->GL_SwapBuffers = WIN_GL_SwapBuffers; -#endif - device->SetCaption = WIN_SetWMCaption; - device->SetIcon = WIN_SetWMIcon; - device->IconifyWindow = WIN_IconifyWindow; - device->GrabInput = WIN_GrabInput; - device->GetWMInfo = WIN_GetWMInfo; - device->FreeWMCursor = WIN_FreeWMCursor; - device->CreateWMCursor = WIN_CreateWMCursor; - device->ShowWMCursor = WIN_ShowWMCursor; - device->WarpWMCursor = WIN_WarpWMCursor; - device->CheckMouseMode = WIN_CheckMouseMode; - device->InitOSKeymap = DIB_InitOSKeymap; - device->PumpEvents = DIB_PumpEvents; - - device->GetWindowPos = DIB_GetWinPos; - device->SetWindowPos = DIB_SetWinPos; - device->IsWindowVisible = DIB_IsWinVisible; - device->GetMonitorDPI = DIB_GetMonitorDPI; - device->GetMonitorRect = DIB_GetMonitorRect; - - /* Set up the windows message handling functions */ - WIN_Activate = DIB_Activate; - WIN_RealizePalette = DIB_RealizePalette; - WIN_PaletteChanged = DIB_PaletteChanged; - WIN_WinPAINT = DIB_WinPAINT; - HandleMessage = DIB_HandleMessage; - - device->free = DIB_DeleteDevice; - - /* We're finally ready */ - return device; -} - -VideoBootStrap WINDIB_bootstrap = { - "windib", "Win95/98/NT/2000/CE GDI", - DIB_Available, DIB_CreateDevice -}; - -static int cmpmodes(const void *va, const void *vb) -{ - SDL_Rect *a = *(SDL_Rect **)va; - SDL_Rect *b = *(SDL_Rect **)vb; - if ( a->w == b->w ) - return b->h - a->h; - else - return b->w - a->w; -} - -static int DIB_AddMode(_THIS, int bpp, int w, int h) -{ - SDL_Rect *mode; - int i, index; - int next_mode; - - /* Check to see if we already have this mode */ - if ( bpp < 8 ) { /* Not supported */ - return(0); - } - index = ((bpp+7)/8)-1; - for ( i=0; i<SDL_nummodes[index]; ++i ) { - mode = SDL_modelist[index][i]; - if ( (mode->w == w) && (mode->h == h) ) { - return(0); - } - } - - /* Set up the new video mode rectangle */ - mode = (SDL_Rect *)SDL_malloc(sizeof *mode); - if ( mode == NULL ) { - SDL_OutOfMemory(); - return(-1); - } - mode->x = 0; - mode->y = 0; - mode->w = w; - mode->h = h; - - /* Allocate the new list of modes, and fill in the new mode */ - next_mode = SDL_nummodes[index]; - SDL_modelist[index] = (SDL_Rect **) - SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); - if ( SDL_modelist[index] == NULL ) { - SDL_OutOfMemory(); - SDL_nummodes[index] = 0; - SDL_free(mode); - return(-1); - } - SDL_modelist[index][next_mode] = mode; - SDL_modelist[index][next_mode+1] = NULL; - SDL_nummodes[index]++; - - return(0); -} - -static void DIB_CreatePalette(_THIS, int bpp) -{ -/* RJR: March 28, 2000 - moved palette creation here from "DIB_VideoInit" */ - - LOGPALETTE *palette; - HDC hdc; - int ncolors; - - ncolors = (1 << bpp); - palette = (LOGPALETTE *)SDL_malloc(sizeof(*palette)+ - ncolors*sizeof(PALETTEENTRY)); - palette->palVersion = 0x300; - palette->palNumEntries = ncolors; - hdc = GetDC(SDL_Window); - GetSystemPaletteEntries(hdc, 0, ncolors, palette->palPalEntry); - ReleaseDC(SDL_Window, hdc); - screen_pal = CreatePalette(palette); - screen_logpal = palette; -} - -int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat) -{ - const char *env = NULL; -#ifndef NO_CHANGEDISPLAYSETTINGS - int i; - DEVMODE settings; -#endif - - /* Create the window */ - if ( DIB_CreateWindow(this) < 0 ) { - return(-1); - } - -#if !SDL_AUDIO_DISABLED - DX5_SoundFocus(SDL_Window); -#endif - - /* Determine the screen depth */ - vformat->BitsPerPixel = DIB_SussScreenDepth(); - switch (vformat->BitsPerPixel) { - case 15: - vformat->Rmask = 0x00007c00; - vformat->Gmask = 0x000003e0; - vformat->Bmask = 0x0000001f; - vformat->BitsPerPixel = 16; - break; - case 16: - vformat->Rmask = 0x0000f800; - vformat->Gmask = 0x000007e0; - vformat->Bmask = 0x0000001f; - break; - case 24: - case 32: - /* GDI defined as 8-8-8 */ - vformat->Rmask = 0x00ff0000; - vformat->Gmask = 0x0000ff00; - vformat->Bmask = 0x000000ff; - break; - default: - break; - } - - /* See if gamma is supported on this screen */ - DIB_CheckGamma(this); - -#ifndef NO_CHANGEDISPLAYSETTINGS - - settings.dmSize = sizeof(DEVMODE); - settings.dmDriverExtra = 0; -#ifdef _WIN32_WCE - settings.dmFields = DM_DISPLAYQUERYORIENTATION; - this->hidden->supportRotation = ChangeDisplaySettingsEx(NULL, &settings, NULL, CDS_TEST, NULL) == DISP_CHANGE_SUCCESSFUL; -#endif - /* Query for the desktop resolution */ - EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &SDL_desktop_mode); - this->info.current_w = SDL_desktop_mode.dmPelsWidth; - this->info.current_h = SDL_desktop_mode.dmPelsHeight; - - /* Query for the list of available video modes */ - for ( i=0; EnumDisplaySettings(NULL, i, &settings); ++i ) { - DIB_AddMode(this, settings.dmBitsPerPel, - settings.dmPelsWidth, settings.dmPelsHeight); -#ifdef _WIN32_WCE - if( this->hidden->supportRotation ) - DIB_AddMode(this, settings.dmBitsPerPel, - settings.dmPelsHeight, settings.dmPelsWidth); -#endif - } - /* Sort the mode lists */ - for ( i=0; i<NUM_MODELISTS; ++i ) { - if ( SDL_nummodes[i] > 0 ) { - SDL_qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes); - } - } -#else - // WinCE and fullscreen mode: - // We use only vformat->BitsPerPixel that allow SDL to - // emulate other bpp (8, 32) and use triple buffer, - // because SDL surface conversion is much faster than the WinCE one. - // Although it should be tested on devices with graphics accelerator. - - DIB_AddMode(this, vformat->BitsPerPixel, - GetDeviceCaps(GetDC(NULL), HORZRES), - GetDeviceCaps(GetDC(NULL), VERTRES)); - -#endif /* !NO_CHANGEDISPLAYSETTINGS */ - - /* Grab an identity palette if we are in a palettized mode */ - if ( vformat->BitsPerPixel <= 8 ) { - /* RJR: March 28, 2000 - moved palette creation to "DIB_CreatePalette" */ - DIB_CreatePalette(this, vformat->BitsPerPixel); - } - - /* Fill in some window manager capabilities */ - this->info.wm_available = 1; - -#ifdef _WIN32_WCE - this->hidden->origRotation = -1; -#endif - - /* Allow environment override of screensaver disable. */ - env = SDL_getenv("SDL_VIDEO_ALLOW_SCREENSAVER"); - this->hidden->allow_screensaver = ( (env && SDL_atoi(env)) ? 1 : 0 ); - - /* We're done! */ - return(0); -} - -/* We support any format at any dimension */ -SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) -{ - if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { - return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]); - } else { - return((SDL_Rect **)-1); - } -} - - -/* - Helper fn to work out which screen depth windows is currently using. - 15 bit mode is considered 555 format, 16 bit is 565. - returns 0 for unknown mode. - (Derived from code in sept 1999 Windows Developer Journal - http://www.wdj.com/code/archive.html) -*/ -static int DIB_SussScreenDepth() -{ -#ifdef NO_GETDIBITS - int depth; - HDC hdc; - - hdc = GetDC(SDL_Window); - depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL); - ReleaseDC(SDL_Window, hdc); - return(depth); -#else - int depth; - int dib_size; - LPBITMAPINFOHEADER dib_hdr; - HDC hdc; - HBITMAP hbm; - - /* Allocate enough space for a DIB header plus palette (for - * 8-bit modes) or bitfields (for 16- and 32-bit modes) - */ - dib_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD); - dib_hdr = (LPBITMAPINFOHEADER) SDL_malloc(dib_size); - SDL_memset(dib_hdr, 0, dib_size); - dib_hdr->biSize = sizeof(BITMAPINFOHEADER); - - /* Get a device-dependent bitmap that's compatible with the - screen. - */ - hdc = GetDC(NULL); - hbm = CreateCompatibleBitmap( hdc, 1, 1 ); - - /* Convert the DDB to a DIB. We need to call GetDIBits twice: - * the first call just fills in the BITMAPINFOHEADER; the - * second fills in the bitfields or palette. - */ - GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); - GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); - DeleteObject(hbm); - ReleaseDC(NULL, hdc); - - depth = 0; - switch( dib_hdr->biBitCount ) - { - case 8: depth = 8; break; - case 24: depth = 24; break; - case 32: depth = 32; break; - case 16: - if( dib_hdr->biCompression == BI_BITFIELDS ) { - /* check the red mask */ - switch( ((DWORD*)((char*)dib_hdr + dib_hdr->biSize))[0] ) { - case 0xf800: depth = 16; break; /* 565 */ - case 0x7c00: depth = 15; break; /* 555 */ - } - } - } - SDL_free(dib_hdr); - return depth; -#endif /* NO_GETDIBITS */ -} - - -/* Various screen update functions available */ -static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); - -SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, - int width, int height, int bpp, Uint32 flags) -{ - SDL_Surface *video; - int prev_w, prev_h; - Uint32 prev_flags; - DWORD style; - const DWORD directstyle = - (WS_POPUP); - const DWORD windowstyle = - (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX); - const DWORD resizestyle = - (WS_THICKFRAME|WS_MAXIMIZEBOX); - int binfo_size; - BITMAPINFO *binfo; - HDC hdc; - RECT bounds; - int x, y; - Uint32 Rmask, Gmask, Bmask; - - /* Clean up any GL context that may be hanging around */ - if ( current->flags & SDL_OPENGL ) { - WIN_GL_ShutDown(this); - } - SDL_resizing = 1; - - /* Recalculate the bitmasks if necessary */ - if ( bpp == current->format->BitsPerPixel ) { - video = current; - } else { - switch (bpp) { - case 15: - case 16: - if ( DIB_SussScreenDepth() == 15 ) { - /* 5-5-5 */ - Rmask = 0x00007c00; - Gmask = 0x000003e0; - Bmask = 0x0000001f; - } else { - /* 5-6-5 */ - Rmask = 0x0000f800; - Gmask = 0x000007e0; - Bmask = 0x0000001f; - } - break; - case 24: - case 32: - /* GDI defined as 8-8-8 */ - Rmask = 0x00ff0000; - Gmask = 0x0000ff00; - Bmask = 0x000000ff; - break; - default: - Rmask = 0x00000000; - Gmask = 0x00000000; - Bmask = 0x00000000; - break; - } - video = SDL_CreateRGBSurface(SDL_SWSURFACE, - 0, 0, bpp, Rmask, Gmask, Bmask, 0); - if ( video == NULL ) { - SDL_OutOfMemory(); - return(NULL); - } - } - - /* Fill in part of the video surface */ - prev_flags = video->flags; - prev_w = video->w; - prev_h = video->h; - video->flags = 0; /* Clear flags */ - video->w = width; - video->h = height; - video->pitch = SDL_CalculatePitch(video); - - /* Small fix for WinCE/Win32 - when activating window - SDL_VideoSurface is equal to zero, so activating code - is not called properly for fullscreen windows because - macros WINDIB_FULLSCREEN uses SDL_VideoSurface - */ - SDL_VideoSurface = video; - -#if defined(_WIN32_WCE) - if ( flags & SDL_FULLSCREEN ) - video->flags |= SDL_FULLSCREEN; -#endif - -#ifndef NO_CHANGEDISPLAYSETTINGS - /* Set fullscreen mode if appropriate */ - if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { - DEVMODE settings; - BOOL changed; - - SDL_memset(&settings, 0, sizeof(DEVMODE)); - settings.dmSize = sizeof(DEVMODE); - -#ifdef _WIN32_WCE - // try to rotate screen to fit requested resolution - if( this->hidden->supportRotation ) - { - DWORD rotation; - - // ask current mode - settings.dmFields = DM_DISPLAYORIENTATION; - ChangeDisplaySettingsEx(NULL, &settings, NULL, CDS_TEST, NULL); - rotation = settings.dmDisplayOrientation; - - if( (width > GetDeviceCaps(GetDC(NULL), HORZRES)) - && (height < GetDeviceCaps(GetDC(NULL), VERTRES))) - { - switch( rotation ) - { - case DMDO_0: - settings.dmDisplayOrientation = DMDO_90; - break; - case DMDO_270: - settings.dmDisplayOrientation = DMDO_180; - break; - } - if( settings.dmDisplayOrientation != rotation ) - { - // go to landscape - this->hidden->origRotation = rotation; - ChangeDisplaySettingsEx(NULL,&settings,NULL,CDS_RESET,NULL); - } - } - if( (width < GetDeviceCaps(GetDC(NULL), HORZRES)) - && (height > GetDeviceCaps(GetDC(NULL), VERTRES))) - { - switch( rotation ) - { - case DMDO_90: - settings.dmDisplayOrientation = DMDO_0; - break; - case DMDO_180: - settings.dmDisplayOrientation = DMDO_270; - break; - } - if( settings.dmDisplayOrientation != rotation ) - { - // go to portrait - this->hidden->origRotation = rotation; - ChangeDisplaySettingsEx(NULL,&settings,NULL,CDS_RESET,NULL); - } - } - - } -#endif - -#ifndef _WIN32_WCE - settings.dmBitsPerPel = video->format->BitsPerPixel; - settings.dmPelsWidth = width; - settings.dmPelsHeight = height; - settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL; - if ( width <= (int)SDL_desktop_mode.dmPelsWidth && - height <= (int)SDL_desktop_mode.dmPelsHeight ) { - settings.dmDisplayFrequency = SDL_desktop_mode.dmDisplayFrequency; - settings.dmFields |= DM_DISPLAYFREQUENCY; - } - changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); - if ( ! changed && (settings.dmFields & DM_DISPLAYFREQUENCY) ) { - settings.dmFields &= ~DM_DISPLAYFREQUENCY; - changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); - } -#else - changed = 1; -#endif - if ( changed ) { - video->flags |= SDL_FULLSCREEN; - SDL_fullscreen_mode = settings; - } - - } -#endif /* !NO_CHANGEDISPLAYSETTINGS */ - - /* Reset the palette and create a new one if necessary */ - if ( grab_palette ) { - DIB_ReleaseStaticColors(SDL_Window); - grab_palette = FALSE; - } - if ( screen_pal != NULL ) { - /* RJR: March 28, 2000 - delete identity palette if switching from a palettized mode */ - DeleteObject(screen_pal); - screen_pal = NULL; - } - if ( screen_logpal != NULL ) { - SDL_free(screen_logpal); - screen_logpal = NULL; - } - - if ( bpp <= 8 ) - { - /* RJR: March 28, 2000 - create identity palette switching to a palettized mode */ - DIB_CreatePalette(this, bpp); - } - - style = GetWindowLong(SDL_Window, GWL_STYLE); - style &= ~(resizestyle|WS_MAXIMIZE); - if ( (video->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { - style &= ~windowstyle; - style |= directstyle; - } else { -#ifndef NO_CHANGEDISPLAYSETTINGS - if ( (prev_flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { - ChangeDisplaySettings(NULL, 0); - } -#endif - if ( flags & SDL_NOFRAME ) { - style &= ~windowstyle; - style |= directstyle; - video->flags |= SDL_NOFRAME; - } else { - style &= ~directstyle; - style |= windowstyle; - if ( flags & SDL_RESIZABLE ) { - style |= resizestyle; - video->flags |= SDL_RESIZABLE; - } - } -#if WS_MAXIMIZE - if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; -#endif - } - - /* DJM: Don't piss of anyone who has setup his own window */ - if ( !SDL_windowid ) - SetWindowLong(SDL_Window, GWL_STYLE, style); - - /* Delete the old bitmap if necessary */ - if ( screen_bmp != NULL ) { - DeleteObject(screen_bmp); - } - if ( ! (flags & SDL_OPENGL) ) { - BOOL is16bitmode = (video->format->BytesPerPixel == 2); - - /* Suss out the bitmap info header */ - binfo_size = sizeof(*binfo); - if( is16bitmode ) { - /* 16bit modes, palette area used for rgb bitmasks */ - binfo_size += 3*sizeof(DWORD); - } else if ( video->format->palette ) { - binfo_size += video->format->palette->ncolors * - sizeof(RGBQUAD); - } - binfo = (BITMAPINFO *)SDL_malloc(binfo_size); - if ( ! binfo ) { - if ( video != current ) { - SDL_FreeSurface(video); - } - SDL_OutOfMemory(); - return(NULL); - } - - binfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); - binfo->bmiHeader.biWidth = video->w; - binfo->bmiHeader.biHeight = -video->h; /* -ve for topdown bitmap */ - binfo->bmiHeader.biPlanes = 1; - binfo->bmiHeader.biSizeImage = video->h * video->pitch; - binfo->bmiHeader.biXPelsPerMeter = 0; - binfo->bmiHeader.biYPelsPerMeter = 0; - binfo->bmiHeader.biClrUsed = 0; - binfo->bmiHeader.biClrImportant = 0; - binfo->bmiHeader.biBitCount = video->format->BitsPerPixel; - - if ( is16bitmode ) { - /* BI_BITFIELDS tells CreateDIBSection about the rgb masks in the palette */ - binfo->bmiHeader.biCompression = BI_BITFIELDS; - ((Uint32*)binfo->bmiColors)[0] = video->format->Rmask; - ((Uint32*)binfo->bmiColors)[1] = video->format->Gmask; - ((Uint32*)binfo->bmiColors)[2] = video->format->Bmask; - } else { - binfo->bmiHeader.biCompression = BI_RGB; /* BI_BITFIELDS for 565 vs 555 */ - if ( video->format->palette ) { - SDL_memset(binfo->bmiColors, 0, - video->format->palette->ncolors*sizeof(RGBQUAD)); - } - } - - /* Create the offscreen bitmap buffer */ - hdc = GetDC(SDL_Window); - screen_bmp = CreateDIBSection(hdc, binfo, DIB_RGB_COLORS, - (void **)(&video->pixels), NULL, 0); - ReleaseDC(SDL_Window, hdc); - SDL_free(binfo); - if ( screen_bmp == NULL ) { - if ( video != current ) { - SDL_FreeSurface(video); - } - SDL_SetError("Couldn't create DIB section"); - return(NULL); - } - this->UpdateRects = DIB_NormalUpdate; - - /* Set video surface flags */ - if ( screen_pal && (flags & (SDL_FULLSCREEN|SDL_HWPALETTE)) ) { - grab_palette = TRUE; - } - /* BitBlt() maps colors for us */ - video->flags |= SDL_HWPALETTE; - } -#ifndef _WIN32_WCE - /* Resize the window */ - if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { -#else - if ( !SDL_windowid ) { -#endif - HWND top; - UINT swp_flags; - const char *window = NULL; - const char *center = NULL; - - if ( video->w != prev_w || video->h != prev_h ) { - window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); - center = SDL_getenv("SDL_VIDEO_CENTERED"); - if ( window ) { - if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { - SDL_windowX = x; - SDL_windowY = y; - } - if ( SDL_strcmp(window, "center") == 0 ) { - center = window; - } - } - } - swp_flags = (SWP_NOCOPYBITS | SWP_SHOWWINDOW); - - bounds.left = SDL_windowX; - bounds.top = SDL_windowY; - bounds.right = SDL_windowX+video->w; - bounds.bottom = SDL_windowY+video->h; -#ifndef _WIN32_WCE - AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), (GetMenu(SDL_Window) != NULL), 0); -#else - // The bMenu parameter must be FALSE; menu bars are not supported - AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), 0, 0); -#endif - width = bounds.right-bounds.left; - height = bounds.bottom-bounds.top; - if ( (flags & SDL_FULLSCREEN) ) { - x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; - y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; - } else if ( center ) { - x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; - y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; - } else if ( SDL_windowX || SDL_windowY || window ) { - x = bounds.left; - y = bounds.top; - } else { - x = y = -1; - swp_flags |= SWP_NOMOVE; - } - if ( flags & SDL_FULLSCREEN ) { - top = HWND_TOPMOST; - } else { - top = HWND_NOTOPMOST; - } - SetWindowPos(SDL_Window, top, x, y, width, height, swp_flags); - if ( !(flags & SDL_FULLSCREEN) ) { - SDL_windowX = SDL_bounds.left; - SDL_windowY = SDL_bounds.top; - } - SetForegroundWindow(SDL_Window); - } - SDL_resizing = 0; - - /* Set up for OpenGL */ - if ( flags & SDL_OPENGL ) { - if ( WIN_GL_SetupWindow(this) < 0 ) { - return(NULL); - } - video->flags |= SDL_OPENGL; - } - - /* JC 14 Mar 2006 - Flush the message loop or this can cause big problems later - Especially if the user decides to use dialog boxes or assert()! - */ - WIN_FlushMessageQueue(); - - /* We're live! */ - return(video); -} - -/* We don't actually allow hardware surfaces in the DIB driver */ -static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface) -{ - return(-1); -} -static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} -static int DIB_LockHWSurface(_THIS, SDL_Surface *surface) -{ - return(0); -} -static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} - -static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) -{ - HDC hdc, mdc; - int i; - - hdc = GetDC(SDL_Window); - if ( screen_pal ) { - SelectPalette(hdc, screen_pal, FALSE); - } - mdc = CreateCompatibleDC(hdc); - SelectObject(mdc, screen_bmp); - for ( i=0; i<numrects; ++i ) { - BitBlt(hdc, rects[i].x, rects[i].y, rects[i].w, rects[i].h, - mdc, rects[i].x, rects[i].y, SRCCOPY); - } - DeleteDC(mdc); - ReleaseDC(SDL_Window, hdc); -} - -static int FindPaletteIndex(LOGPALETTE *pal, BYTE r, BYTE g, BYTE b) -{ - PALETTEENTRY *entry; - int i; - int nentries = pal->palNumEntries; - - for ( i = 0; i < nentries; ++i ) { - entry = &pal->palPalEntry[i]; - if ( entry->peRed == r && entry->peGreen == g && entry->peBlue == b ) { - return i; - } - } - return -1; -} - -static BOOL CheckPaletteEntry(LOGPALETTE *pal, int index, BYTE r, BYTE g, BYTE b) -{ - PALETTEENTRY *entry; - BOOL moved = 0; - - entry = &pal->palPalEntry[index]; - if ( entry->peRed != r || entry->peGreen != g || entry->peBlue != b ) { - int found = FindPaletteIndex(pal, r, g, b); - if ( found >= 0 ) { - pal->palPalEntry[found] = *entry; - } - entry->peRed = r; - entry->peGreen = g; - entry->peBlue = b; - moved = 1; - } - entry->peFlags = 0; - - return moved; -} - -int DIB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) -{ -#if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) - HDC hdc, mdc; - RGBQUAD *pal; -#else - HDC hdc; -#endif - int i; - int moved_entries = 0; - - /* Update the display palette */ - hdc = GetDC(SDL_Window); - if ( screen_pal ) { - PALETTEENTRY *entry; - - for ( i=0; i<ncolors; ++i ) { - entry = &screen_logpal->palPalEntry[firstcolor+i]; - entry->peRed = colors[i].r; - entry->peGreen = colors[i].g; - entry->peBlue = colors[i].b; - entry->peFlags = PC_NOCOLLAPSE; - } -#ifdef SYSPAL_NOSTATIC - /* Check to make sure black and white are in position */ - if ( GetSystemPaletteUse(hdc) != SYSPAL_NOSTATIC256 ) { - moved_entries += CheckPaletteEntry(screen_logpal, 0, 0x00, 0x00, 0x00); - moved_entries += CheckPaletteEntry(screen_logpal, screen_logpal->palNumEntries-1, 0xff, 0xff, 0xff); - } - /* FIXME: - If we don't have full access to the palette, what we - really want to do is find the 236 most diverse colors - in the desired palette, set those entries (10-245) and - then map everything into the new system palette. - */ -#endif - -#ifndef _WIN32_WCE - /* Copy the entries into the system palette */ - UnrealizeObject(screen_pal); -#endif - SetPaletteEntries(screen_pal, 0, screen_logpal->palNumEntries, screen_logpal->palPalEntry); - SelectPalette(hdc, screen_pal, FALSE); - RealizePalette(hdc); - } - -#if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) - /* Copy palette colors into DIB palette */ - pal = SDL_stack_alloc(RGBQUAD, ncolors); - for ( i=0; i<ncolors; ++i ) { - pal[i].rgbRed = colors[i].r; - pal[i].rgbGreen = colors[i].g; - pal[i].rgbBlue = colors[i].b; - pal[i].rgbReserved = 0; - } - - /* Set the DIB palette and update the display */ - mdc = CreateCompatibleDC(hdc); - SelectObject(mdc, screen_bmp); - SetDIBColorTable(mdc, firstcolor, ncolors, pal); - if ( moved_entries || !grab_palette ) { - BitBlt(hdc, 0, 0, this->screen->w, this->screen->h, - mdc, 0, 0, SRCCOPY); - } - DeleteDC(mdc); - SDL_stack_free(pal); -#endif - ReleaseDC(SDL_Window, hdc); - return(1); -} - - -static void DIB_CheckGamma(_THIS) -{ -#ifndef NO_GAMMA_SUPPORT - HDC hdc; - WORD ramp[3*256]; - - /* If we fail to get gamma, disable gamma control */ - hdc = GetDC(SDL_Window); - if ( ! GetDeviceGammaRamp(hdc, ramp) ) { - this->GetGammaRamp = NULL; - this->SetGammaRamp = NULL; - } - ReleaseDC(SDL_Window, hdc); -#endif /* !NO_GAMMA_SUPPORT */ -} -void DIB_SwapGamma(_THIS) -{ -#ifndef NO_GAMMA_SUPPORT - HDC hdc; - - if ( gamma_saved ) { - hdc = GetDC(SDL_Window); - if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { - /* About to leave active state, restore gamma */ - SetDeviceGammaRamp(hdc, gamma_saved); - } else { - /* About to enter active state, set game gamma */ - GetDeviceGammaRamp(hdc, gamma_saved); - SetDeviceGammaRamp(hdc, this->gamma); - } - ReleaseDC(SDL_Window, hdc); - } -#endif /* !NO_GAMMA_SUPPORT */ -} -void DIB_QuitGamma(_THIS) -{ -#ifndef NO_GAMMA_SUPPORT - if ( gamma_saved ) { - /* Restore the original gamma if necessary */ - if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { - HDC hdc; - - hdc = GetDC(SDL_Window); - SetDeviceGammaRamp(hdc, gamma_saved); - ReleaseDC(SDL_Window, hdc); - } - - /* Free the saved gamma memory */ - SDL_free(gamma_saved); - gamma_saved = 0; - } -#endif /* !NO_GAMMA_SUPPORT */ -} - -int DIB_SetGammaRamp(_THIS, Uint16 *ramp) -{ -#ifdef NO_GAMMA_SUPPORT - SDL_SetError("SDL compiled without gamma ramp support"); - return -1; -#else - HDC hdc; - BOOL succeeded; - - /* Set the ramp for the display */ - if ( ! gamma_saved ) { - gamma_saved = (WORD *)SDL_malloc(3*256*sizeof(*gamma_saved)); - if ( ! gamma_saved ) { - SDL_OutOfMemory(); - return -1; - } - hdc = GetDC(SDL_Window); - GetDeviceGammaRamp(hdc, gamma_saved); - ReleaseDC(SDL_Window, hdc); - } - if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { - hdc = GetDC(SDL_Window); - succeeded = SetDeviceGammaRamp(hdc, ramp); - ReleaseDC(SDL_Window, hdc); - } else { - succeeded = TRUE; - } - return succeeded ? 0 : -1; -#endif /* !NO_GAMMA_SUPPORT */ -} - -int DIB_GetGammaRamp(_THIS, Uint16 *ramp) -{ -#ifdef NO_GAMMA_SUPPORT - SDL_SetError("SDL compiled without gamma ramp support"); - return -1; -#else - HDC hdc; - BOOL succeeded; - - /* Get the ramp from the display */ - hdc = GetDC(SDL_Window); - succeeded = GetDeviceGammaRamp(hdc, ramp); - ReleaseDC(SDL_Window, hdc); - return succeeded ? 0 : -1; -#endif /* !NO_GAMMA_SUPPORT */ -} - -void DIB_VideoQuit(_THIS) -{ - int i, j; - - /* Destroy the window and everything associated with it */ - if ( SDL_Window ) { - /* Delete the screen bitmap (also frees screen->pixels) */ - if ( this->screen ) { - if ( grab_palette ) { - DIB_ReleaseStaticColors(SDL_Window); - } -#ifndef NO_CHANGEDISPLAYSETTINGS - if ( this->screen->flags & SDL_FULLSCREEN ) { - ChangeDisplaySettings(NULL, 0); - ShowWindow(SDL_Window, SW_HIDE); - } -#endif - if ( this->screen->flags & SDL_OPENGL ) { - WIN_GL_ShutDown(this); - } - this->screen->pixels = NULL; - } - if ( screen_pal != NULL ) { - DeleteObject(screen_pal); - screen_pal = NULL; - } - if ( screen_logpal != NULL ) { - SDL_free(screen_logpal); - screen_logpal = NULL; - } - if ( screen_bmp ) { - DeleteObject(screen_bmp); - screen_bmp = NULL; - } - if ( screen_icn ) { - DestroyIcon(screen_icn); - screen_icn = NULL; - } - DIB_QuitGamma(this); - DIB_DestroyWindow(this); - - SDL_Window = NULL; - -#if defined(_WIN32_WCE) - -// Unload wince aygshell library to prevent leak - if( aygshell ) - { - FreeLibrary(aygshell); - aygshell = NULL; - } -#endif - } - - for ( i=0; i < SDL_arraysize(SDL_modelist); ++i ) { - if ( !SDL_modelist[i] ) { - continue; - } - for ( j=0; SDL_modelist[i][j]; ++j ) { - SDL_free(SDL_modelist[i][j]); - } - SDL_free(SDL_modelist[i]); - SDL_modelist[i] = NULL; - SDL_nummodes[i] = 0; - } -} - -/* Exported for the windows message loop only */ -static void DIB_GrabStaticColors(HWND window) -{ -#ifdef SYSPAL_NOSTATIC - HDC hdc; - - hdc = GetDC(window); - SetSystemPaletteUse(hdc, SYSPAL_NOSTATIC256); - if ( GetSystemPaletteUse(hdc) != SYSPAL_NOSTATIC256 ) { - SetSystemPaletteUse(hdc, SYSPAL_NOSTATIC); - } - ReleaseDC(window, hdc); -#endif -} -static void DIB_ReleaseStaticColors(HWND window) -{ -#ifdef SYSPAL_NOSTATIC - HDC hdc; - - hdc = GetDC(window); - SetSystemPaletteUse(hdc, SYSPAL_STATIC); - ReleaseDC(window, hdc); -#endif -} -static void DIB_Activate(_THIS, BOOL active, BOOL minimized) -{ - if ( grab_palette ) { - if ( !active ) { - DIB_ReleaseStaticColors(SDL_Window); - DIB_RealizePalette(this); - } else if ( !minimized ) { - DIB_GrabStaticColors(SDL_Window); - DIB_RealizePalette(this); - } - } -} -static void DIB_RealizePalette(_THIS) -{ - if ( screen_pal != NULL ) { - HDC hdc; - - hdc = GetDC(SDL_Window); -#ifndef _WIN32_WCE - UnrealizeObject(screen_pal); -#endif - SelectPalette(hdc, screen_pal, FALSE); - if ( RealizePalette(hdc) ) { - InvalidateRect(SDL_Window, NULL, FALSE); - } - ReleaseDC(SDL_Window, hdc); - } -} -static void DIB_PaletteChanged(_THIS, HWND window) -{ - if ( window != SDL_Window ) { - DIB_RealizePalette(this); - } -} - -/* Exported for the windows message loop only */ -static void DIB_WinPAINT(_THIS, HDC hdc) -{ - HDC mdc; - - if ( screen_pal ) { - SelectPalette(hdc, screen_pal, FALSE); - } - mdc = CreateCompatibleDC(hdc); - SelectObject(mdc, screen_bmp); - BitBlt(hdc, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h, - mdc, 0, 0, SRCCOPY); - DeleteDC(mdc); -} - -static void DIB_GetWinPos(_THIS, int* px, int *py) -{ - RECT rect; - GetWindowRect(SDL_Window, &rect); - *px = rect.left; - *py = rect.top; -} - -static void DIB_SetWinPos(_THIS, int x, int y) -{ - SetWindowPos(SDL_Window, HWND_TOPMOST, - x, y, 0, 0, SWP_NOSIZE|SWP_NOZORDER); -} - -typedef struct { - int result; - int first; - RECT wrect; - RECT primary; -} VisibilityData; - - -BOOL CALLBACK visibility_cb(HMONITOR hMonitor, - HDC hdcMonitor, - LPRECT mrect, - LPARAM dwData) -{ - VisibilityData* data = (VisibilityData*)dwData; - - if ( data->first ) { - data->first = 0; - data->primary = mrect[0]; - } - - if ( data->wrect.left >= mrect->left && - data->wrect.right <= mrect->right && - data->wrect.top >= mrect->top && - data->wrect.bottom <= mrect->bottom ) - { - data->result = 1; - return FALSE; - } - return TRUE; -} - -static int DIB_IsWinVisible(_THIS, int recenter) -{ - VisibilityData data; - data.result = 0; - data.first = 1; - - GetWindowRect(SDL_Window, &data.wrect); - - EnumDisplayMonitors(NULL, NULL, visibility_cb, (LPARAM)&data); - - if ( !data.result && recenter ) { - int new_x = 10; - int new_y = 10; - - if ( !data.first ) { - int primary_w = data.primary.right - data.primary.left; - int primary_h = data.primary.bottom - data.primary.top; - - new_x = data.primary.left + (primary_w - this->screen->w)/2; - new_y = data.primary.top + (primary_h - this->screen->h)/2; - } - DIB_SetWinPos(this, new_x, new_y); - } - return data.result; -} - -static int DIB_GetMonitorDPI(_THIS, int* xDpi, int *yDpi) -{ - HDC displayDC = CreateDC( "DISPLAY", NULL, NULL, NULL ); - int xdpi, ydpi; - - if (displayDC == NULL) { - return -1; - } - xdpi = GetDeviceCaps( displayDC, LOGPIXELSX ); - ydpi = GetDeviceCaps( displayDC, LOGPIXELSY ); - - DeleteDC(displayDC); - - /* sanity checks */ - if (xdpi < 20 || xdpi > 400 || ydpi < 20 || ydpi > 400) { - return -1; - } - - *xDpi = xdpi; - *yDpi = ydpi; - return 0; -} - - -typedef struct { - int first; - RECT wrect; - long bestArea; - RECT bestRect; - RECT primary; -} ProximityData; - -BOOL CALLBACK proximity_cb(HMONITOR hMonitor, - HDC hdcMonitor, - LPRECT mrect, - LPARAM dwData) -{ - ProximityData* data = (ProximityData*)dwData; - int x1, y1, x2, y2, area; - - x1 = mrect->left; - x2 = mrect->right; - y1 = mrect->top; - y2 = mrect->bottom; - - if (data->first) { - data->primary = mrect[0]; - } - - if (x1 < data->wrect.left) - x1 = data->wrect.left; - if (x2 > data->wrect.right) - x2 = data->wrect.right; - if (y1 < data->wrect.top) - y1 = data->wrect.top; - if (y2 > data->wrect.bottom) - y2 = data->wrect.bottom; - - if (x1 >= x2 || y1 >= y2) - return TRUE; - - area = (x2-x1)*(y2-y1); - if (data->first || area > data->bestArea) { - data->first = 0; - data->bestRect = mrect[0]; - data->bestArea = area; - } - return TRUE; -} - -static int DIB_GetMonitorRect(_THIS, SDL_Rect* rect) -{ - ProximityData data; - RECT* sr; - - data.first = 1; - GetWindowRect(SDL_Window, &data.wrect); - - EnumDisplayMonitors(NULL, NULL, proximity_cb, (LPARAM)&data); - - if (data.first) - return -1; - - sr = &data.bestRect; - - rect->x = sr->left; - rect->y = sr->top; - rect->w = sr->right - sr->left; - rect->h = sr->bottom - sr->top; - - return 0; -} - -/* Stub in case DirectX isn't available */ -#if !SDL_AUDIO_DRIVER_DSOUND -void DX5_SoundFocus(HWND hwnd) -{ - return; -} -#endif |