Mercurial > sdl-ios-xcode
annotate src/video/windib/SDL_dibvideo.c @ 1338:604d73db6802
Removed uses of stdlib.h and string.h
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 07 Feb 2006 09:29:18 +0000 |
| parents | 3692456e7b0f |
| children | c71e05b4dc2e |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
|
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
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23 #include "SDL_windows.h" |
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24 |
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25 #if defined(_WIN32_WCE) |
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26 |
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27 // defined and used in SDL_sysevents.c |
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28 extern HINSTANCE aygshell; |
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29 |
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30 #endif |
| 0 | 31 |
| 32 /* Not yet in the mingw32 cross-compile headers */ | |
| 33 #ifndef CDS_FULLSCREEN | |
| 34 #define CDS_FULLSCREEN 4 | |
| 35 #endif | |
| 36 | |
| 37 #include "SDL.h" | |
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38 #include "SDL_stdlib.h" |
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39 #include "SDL_string.h" |
| 0 | 40 #include "SDL_mutex.h" |
| 41 #include "SDL_syswm.h" | |
| 42 #include "SDL_sysvideo.h" | |
| 43 #include "SDL_sysevents.h" | |
| 44 #include "SDL_events_c.h" | |
| 45 #include "SDL_pixels_c.h" | |
| 46 #include "SDL_dibvideo.h" | |
| 47 #include "SDL_syswm_c.h" | |
| 48 #include "SDL_sysmouse_c.h" | |
| 49 #include "SDL_dibevents_c.h" | |
| 50 #include "SDL_wingl_c.h" | |
| 51 | |
| 52 #ifdef _WIN32_WCE | |
| 53 #define NO_GETDIBITS | |
| 54 #define NO_CHANGEDISPLAYSETTINGS | |
| 55 #define NO_GAMMA_SUPPORT | |
| 56 #endif | |
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57 #ifndef WS_MAXIMIZE |
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58 #define WS_MAXIMIZE 0 |
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59 #endif |
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60 #ifndef WS_THICKFRAME |
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61 #define WS_THICKFRAME 0 |
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62 #endif |
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63 #ifndef SWP_NOCOPYBITS |
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64 #define SWP_NOCOPYBITS 0 |
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65 #endif |
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66 #ifndef PC_NOCOLLAPSE |
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67 #define PC_NOCOLLAPSE 0 |
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68 #endif |
| 0 | 69 |
| 70 /* Initialization/Query functions */ | |
| 71 static int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 72 static SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); | |
| 73 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); | |
| 74 static int DIB_SetColors(_THIS, int firstcolor, int ncolors, | |
| 75 SDL_Color *colors); | |
| 76 static void DIB_CheckGamma(_THIS); | |
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77 void DIB_SwapGamma(_THIS); |
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78 void DIB_QuitGamma(_THIS); |
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79 int DIB_SetGammaRamp(_THIS, Uint16 *ramp); |
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80 int DIB_GetGammaRamp(_THIS, Uint16 *ramp); |
| 0 | 81 static void DIB_VideoQuit(_THIS); |
| 82 | |
| 83 /* Hardware surface functions */ | |
| 84 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface); | |
| 85 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface); | |
| 86 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface); | |
| 87 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface); | |
| 88 | |
| 89 /* Windows message handling functions */ | |
| 90 static void DIB_RealizePalette(_THIS); | |
| 91 static void DIB_PaletteChanged(_THIS, HWND window); | |
| 92 static void DIB_WinPAINT(_THIS, HDC hdc); | |
| 93 | |
| 94 /* helper fn */ | |
| 95 static int DIB_SussScreenDepth(); | |
| 96 | |
| 97 /* DIB driver bootstrap functions */ | |
| 98 | |
| 99 static int DIB_Available(void) | |
| 100 { | |
| 101 return(1); | |
| 102 } | |
| 103 | |
| 104 static void DIB_DeleteDevice(SDL_VideoDevice *device) | |
| 105 { | |
| 106 if ( device ) { | |
| 107 if ( device->hidden ) { | |
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108 SDL_free(device->hidden); |
| 0 | 109 } |
| 110 if ( device->gl_data ) { | |
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111 SDL_free(device->gl_data); |
| 0 | 112 } |
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113 SDL_free(device); |
| 0 | 114 } |
| 115 } | |
| 116 | |
| 117 static SDL_VideoDevice *DIB_CreateDevice(int devindex) | |
| 118 { | |
| 119 SDL_VideoDevice *device; | |
| 120 | |
| 121 /* Initialize all variables that we clean on shutdown */ | |
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122 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
| 0 | 123 if ( device ) { |
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124 SDL_memset(device, 0, (sizeof *device)); |
| 0 | 125 device->hidden = (struct SDL_PrivateVideoData *) |
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126 SDL_malloc((sizeof *device->hidden)); |
| 0 | 127 device->gl_data = (struct SDL_PrivateGLData *) |
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128 SDL_malloc((sizeof *device->gl_data)); |
| 0 | 129 } |
| 130 if ( (device == NULL) || (device->hidden == NULL) || | |
| 131 (device->gl_data == NULL) ) { | |
| 132 SDL_OutOfMemory(); | |
| 133 DIB_DeleteDevice(device); | |
| 134 return(NULL); | |
| 135 } | |
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136 SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
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137 SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); |
| 0 | 138 |
| 139 /* Set the function pointers */ | |
| 140 device->VideoInit = DIB_VideoInit; | |
| 141 device->ListModes = DIB_ListModes; | |
| 142 device->SetVideoMode = DIB_SetVideoMode; | |
| 143 device->UpdateMouse = WIN_UpdateMouse; | |
| 144 device->SetColors = DIB_SetColors; | |
| 145 device->UpdateRects = NULL; | |
| 146 device->VideoQuit = DIB_VideoQuit; | |
| 147 device->AllocHWSurface = DIB_AllocHWSurface; | |
| 148 device->CheckHWBlit = NULL; | |
| 149 device->FillHWRect = NULL; | |
| 150 device->SetHWColorKey = NULL; | |
| 151 device->SetHWAlpha = NULL; | |
| 152 device->LockHWSurface = DIB_LockHWSurface; | |
| 153 device->UnlockHWSurface = DIB_UnlockHWSurface; | |
| 154 device->FlipHWSurface = NULL; | |
| 155 device->FreeHWSurface = DIB_FreeHWSurface; | |
| 156 device->SetGammaRamp = DIB_SetGammaRamp; | |
| 157 device->GetGammaRamp = DIB_GetGammaRamp; | |
| 158 #ifdef HAVE_OPENGL | |
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159 device->GL_LoadLibrary = WIN_GL_LoadLibrary; |
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160 device->GL_GetProcAddress = WIN_GL_GetProcAddress; |
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161 device->GL_GetAttribute = WIN_GL_GetAttribute; |
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162 device->GL_MakeCurrent = WIN_GL_MakeCurrent; |
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163 device->GL_SwapBuffers = WIN_GL_SwapBuffers; |
| 0 | 164 #endif |
| 165 device->SetCaption = WIN_SetWMCaption; | |
| 166 device->SetIcon = WIN_SetWMIcon; | |
| 167 device->IconifyWindow = WIN_IconifyWindow; | |
| 168 device->GrabInput = WIN_GrabInput; | |
| 169 device->GetWMInfo = WIN_GetWMInfo; | |
| 170 device->FreeWMCursor = WIN_FreeWMCursor; | |
| 171 device->CreateWMCursor = WIN_CreateWMCursor; | |
| 172 device->ShowWMCursor = WIN_ShowWMCursor; | |
| 173 device->WarpWMCursor = WIN_WarpWMCursor; | |
| 174 device->CheckMouseMode = WIN_CheckMouseMode; | |
| 175 device->InitOSKeymap = DIB_InitOSKeymap; | |
| 176 device->PumpEvents = DIB_PumpEvents; | |
| 177 | |
| 178 /* Set up the windows message handling functions */ | |
| 179 WIN_RealizePalette = DIB_RealizePalette; | |
| 180 WIN_PaletteChanged = DIB_PaletteChanged; | |
| 181 WIN_WinPAINT = DIB_WinPAINT; | |
| 182 HandleMessage = DIB_HandleMessage; | |
| 183 | |
| 184 device->free = DIB_DeleteDevice; | |
| 185 | |
| 186 /* We're finally ready */ | |
| 187 return device; | |
| 188 } | |
| 189 | |
| 190 VideoBootStrap WINDIB_bootstrap = { | |
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191 "windib", "Win95/98/NT/2000/CE GDI", |
| 0 | 192 DIB_Available, DIB_CreateDevice |
| 193 }; | |
| 194 | |
| 195 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 196 | |
| 197 static int cmpmodes(const void *va, const void *vb) | |
| 198 { | |
| 199 SDL_Rect *a = *(SDL_Rect **)va; | |
| 200 SDL_Rect *b = *(SDL_Rect **)vb; | |
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201 if ( a->w == b->w ) |
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202 return b->h - a->h; |
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203 else |
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204 return b->w - a->w; |
| 0 | 205 } |
| 206 | |
| 207 static int DIB_AddMode(_THIS, int bpp, int w, int h) | |
| 208 { | |
| 209 SDL_Rect *mode; | |
| 210 int i, index; | |
| 211 int next_mode; | |
| 212 | |
| 213 /* Check to see if we already have this mode */ | |
| 214 if ( bpp < 8 ) { /* Not supported */ | |
| 215 return(0); | |
| 216 } | |
| 217 index = ((bpp+7)/8)-1; | |
| 218 for ( i=0; i<SDL_nummodes[index]; ++i ) { | |
| 219 mode = SDL_modelist[index][i]; | |
| 220 if ( (mode->w == w) && (mode->h == h) ) { | |
| 221 return(0); | |
| 222 } | |
| 223 } | |
| 224 | |
| 225 /* Set up the new video mode rectangle */ | |
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226 mode = (SDL_Rect *)SDL_malloc(sizeof *mode); |
| 0 | 227 if ( mode == NULL ) { |
| 228 SDL_OutOfMemory(); | |
| 229 return(-1); | |
| 230 } | |
| 231 mode->x = 0; | |
| 232 mode->y = 0; | |
| 233 mode->w = w; | |
| 234 mode->h = h; | |
| 235 | |
| 236 /* Allocate the new list of modes, and fill in the new mode */ | |
| 237 next_mode = SDL_nummodes[index]; | |
| 238 SDL_modelist[index] = (SDL_Rect **) | |
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239 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); |
| 0 | 240 if ( SDL_modelist[index] == NULL ) { |
| 241 SDL_OutOfMemory(); | |
| 242 SDL_nummodes[index] = 0; | |
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243 SDL_free(mode); |
| 0 | 244 return(-1); |
| 245 } | |
| 246 SDL_modelist[index][next_mode] = mode; | |
| 247 SDL_modelist[index][next_mode+1] = NULL; | |
| 248 SDL_nummodes[index]++; | |
| 249 | |
| 250 return(0); | |
| 251 } | |
| 252 | |
| 253 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 254 | |
| 255 static HPALETTE DIB_CreatePalette(int bpp) | |
| 256 { | |
| 257 /* RJR: March 28, 2000 | |
| 258 moved palette creation here from "DIB_VideoInit" */ | |
| 259 | |
| 260 HPALETTE handle = NULL; | |
| 261 | |
| 262 if ( bpp <= 8 ) | |
| 263 { | |
| 264 LOGPALETTE *palette; | |
| 265 HDC hdc; | |
| 266 int ncolors; | |
| 267 int i; | |
| 268 | |
| 269 ncolors = 1; | |
| 270 for ( i=0; i<bpp; ++i ) { | |
| 271 ncolors *= 2; | |
| 272 } | |
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273 palette = (LOGPALETTE *)SDL_malloc(sizeof(*palette)+ |
| 0 | 274 ncolors*sizeof(PALETTEENTRY)); |
| 275 palette->palVersion = 0x300; | |
| 276 palette->palNumEntries = ncolors; | |
| 277 hdc = GetDC(SDL_Window); | |
| 278 GetSystemPaletteEntries(hdc, 0, ncolors, palette->palPalEntry); | |
| 279 ReleaseDC(SDL_Window, hdc); | |
| 280 handle = CreatePalette(palette); | |
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281 SDL_free(palette); |
| 0 | 282 } |
| 283 | |
| 284 return handle; | |
| 285 } | |
| 286 | |
| 287 int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 288 { | |
| 289 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 290 int i; | |
| 291 DEVMODE settings; | |
| 292 #endif | |
| 293 | |
| 294 /* Create the window */ | |
| 295 if ( DIB_CreateWindow(this) < 0 ) { | |
| 296 return(-1); | |
| 297 } | |
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298 #ifndef DISABLE_AUDIO |
| 0 | 299 DX5_SoundFocus(SDL_Window); |
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300 #endif |
| 0 | 301 |
| 302 /* Determine the screen depth */ | |
| 303 vformat->BitsPerPixel = DIB_SussScreenDepth(); | |
| 304 switch (vformat->BitsPerPixel) { | |
| 305 case 15: | |
| 306 vformat->Rmask = 0x00007c00; | |
| 307 vformat->Gmask = 0x000003e0; | |
| 308 vformat->Bmask = 0x0000001f; | |
| 309 vformat->BitsPerPixel = 16; | |
| 310 break; | |
| 311 case 16: | |
| 312 vformat->Rmask = 0x0000f800; | |
| 313 vformat->Gmask = 0x000007e0; | |
| 314 vformat->Bmask = 0x0000001f; | |
| 315 break; | |
| 316 case 24: | |
| 317 case 32: | |
| 318 /* GDI defined as 8-8-8 */ | |
| 319 vformat->Rmask = 0x00ff0000; | |
| 320 vformat->Gmask = 0x0000ff00; | |
| 321 vformat->Bmask = 0x000000ff; | |
| 322 break; | |
| 323 default: | |
| 324 break; | |
| 325 } | |
| 326 | |
| 327 /* See if gamma is supported on this screen */ | |
| 328 DIB_CheckGamma(this); | |
| 329 | |
| 330 #ifndef NO_CHANGEDISPLAYSETTINGS | |
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331 /* Query for the desktop resolution */ |
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332 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &SDL_desktop_mode); |
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333 |
| 0 | 334 /* Query for the list of available video modes */ |
| 335 for ( i=0; EnumDisplaySettings(NULL, i, &settings); ++i ) { | |
| 336 DIB_AddMode(this, settings.dmBitsPerPel, | |
| 337 settings.dmPelsWidth, settings.dmPelsHeight); | |
| 338 } | |
| 339 /* Sort the mode lists */ | |
| 340 for ( i=0; i<NUM_MODELISTS; ++i ) { | |
| 341 if ( SDL_nummodes[i] > 0 ) { | |
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342 SDL_qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes); |
| 0 | 343 } |
| 344 } | |
| 345 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 346 | |
| 347 /* Grab an identity palette if we are in a palettized mode */ | |
| 348 if ( vformat->BitsPerPixel <= 8 ) { | |
| 349 /* RJR: March 28, 2000 | |
| 350 moved palette creation to "DIB_CreatePalette" */ | |
| 351 screen_pal = DIB_CreatePalette(vformat->BitsPerPixel); | |
| 352 } | |
| 353 | |
| 354 /* Fill in some window manager capabilities */ | |
| 355 this->info.wm_available = 1; | |
| 356 | |
| 357 /* We're done! */ | |
| 358 return(0); | |
| 359 } | |
| 360 | |
| 361 /* We support any format at any dimension */ | |
| 362 SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 363 { | |
| 364 #ifdef NO_CHANGEDISPLAYSETTINGS | |
| 365 return((SDL_Rect **)-1); | |
| 366 #else | |
| 367 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 368 return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]); | |
| 369 } else { | |
| 370 return((SDL_Rect **)-1); | |
| 371 } | |
| 372 #endif | |
| 373 } | |
| 374 | |
| 375 | |
| 376 /* | |
| 377 Helper fn to work out which screen depth windows is currently using. | |
| 378 15 bit mode is considered 555 format, 16 bit is 565. | |
| 379 returns 0 for unknown mode. | |
| 380 (Derived from code in sept 1999 Windows Developer Journal | |
| 381 http://www.wdj.com/code/archive.html) | |
| 382 */ | |
| 383 static int DIB_SussScreenDepth() | |
| 384 { | |
| 385 #ifdef NO_GETDIBITS | |
| 386 int depth; | |
| 387 HDC hdc; | |
| 388 | |
| 389 hdc = GetDC(SDL_Window); | |
| 390 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL); | |
| 391 ReleaseDC(SDL_Window, hdc); | |
| 392 return(depth); | |
| 393 #else | |
| 394 int dib_size; | |
| 395 LPBITMAPINFOHEADER dib_hdr; | |
| 396 HDC hdc; | |
| 397 HBITMAP hbm; | |
| 398 | |
| 399 /* Allocate enough space for a DIB header plus palette (for | |
| 400 * 8-bit modes) or bitfields (for 16- and 32-bit modes) | |
| 401 */ | |
| 402 dib_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD); | |
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403 dib_hdr = (LPBITMAPINFOHEADER) SDL_malloc(dib_size); |
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404 SDL_memset(dib_hdr, 0, dib_size); |
| 0 | 405 dib_hdr->biSize = sizeof(BITMAPINFOHEADER); |
| 406 | |
| 407 /* Get a device-dependent bitmap that's compatible with the | |
| 408 screen. | |
| 409 */ | |
| 410 hdc = GetDC(NULL); | |
| 411 hbm = CreateCompatibleBitmap( hdc, 1, 1 ); | |
| 412 | |
| 413 /* Convert the DDB to a DIB. We need to call GetDIBits twice: | |
| 414 * the first call just fills in the BITMAPINFOHEADER; the | |
| 415 * second fills in the bitfields or palette. | |
| 416 */ | |
| 417 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 418 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 419 DeleteObject(hbm); | |
| 420 ReleaseDC(NULL, hdc); | |
| 421 | |
| 422 switch( dib_hdr->biBitCount ) | |
| 423 { | |
| 424 case 8: return 8; | |
| 425 case 24: return 24; | |
| 426 case 32: return 32; | |
| 427 case 16: | |
| 428 if( dib_hdr->biCompression == BI_BITFIELDS ) { | |
| 429 /* check the red mask */ | |
| 430 switch( ((DWORD*)((char*)dib_hdr + dib_hdr->biSize))[0] ) { | |
| 431 case 0xf800: return 16; /* 565 */ | |
| 432 case 0x7c00: return 15; /* 555 */ | |
| 433 } | |
| 434 } | |
| 435 } | |
| 436 return 0; /* poo. */ | |
| 437 #endif /* NO_GETDIBITS */ | |
| 438 } | |
| 439 | |
| 440 | |
| 441 /* Various screen update functions available */ | |
| 442 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); | |
| 443 | |
| 444 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, | |
| 445 int width, int height, int bpp, Uint32 flags) | |
| 446 { | |
| 447 SDL_Surface *video; | |
| 448 Uint32 prev_flags; | |
| 449 DWORD style; | |
| 450 const DWORD directstyle = | |
| 451 (WS_POPUP); | |
| 452 const DWORD windowstyle = | |
| 453 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX); | |
| 454 const DWORD resizestyle = | |
| 455 (WS_THICKFRAME|WS_MAXIMIZEBOX); | |
| 456 int binfo_size; | |
| 457 BITMAPINFO *binfo; | |
| 458 HDC hdc; | |
| 459 RECT bounds; | |
| 460 int x, y; | |
| 461 Uint32 Rmask, Gmask, Bmask; | |
| 462 | |
| 463 /* Clean up any GL context that may be hanging around */ | |
| 464 if ( current->flags & SDL_OPENGL ) { | |
| 465 WIN_GL_ShutDown(this); | |
| 466 } | |
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467 SDL_resizing = 1; |
| 0 | 468 |
| 469 /* Recalculate the bitmasks if necessary */ | |
| 470 if ( bpp == current->format->BitsPerPixel ) { | |
| 471 video = current; | |
| 472 } else { | |
| 473 switch (bpp) { | |
| 474 case 15: | |
| 475 case 16: | |
| 476 if ( DIB_SussScreenDepth() == 15 ) { | |
| 477 /* 5-5-5 */ | |
| 478 Rmask = 0x00007c00; | |
| 479 Gmask = 0x000003e0; | |
| 480 Bmask = 0x0000001f; | |
| 481 } else { | |
| 482 /* 5-6-5 */ | |
| 483 Rmask = 0x0000f800; | |
| 484 Gmask = 0x000007e0; | |
| 485 Bmask = 0x0000001f; | |
| 486 } | |
| 487 break; | |
| 488 case 24: | |
| 489 case 32: | |
| 490 /* GDI defined as 8-8-8 */ | |
| 491 Rmask = 0x00ff0000; | |
| 492 Gmask = 0x0000ff00; | |
| 493 Bmask = 0x000000ff; | |
| 494 break; | |
| 495 default: | |
| 496 Rmask = 0x00000000; | |
| 497 Gmask = 0x00000000; | |
| 498 Bmask = 0x00000000; | |
| 499 break; | |
| 500 } | |
| 501 video = SDL_CreateRGBSurface(SDL_SWSURFACE, | |
| 502 0, 0, bpp, Rmask, Gmask, Bmask, 0); | |
| 503 if ( video == NULL ) { | |
| 504 SDL_OutOfMemory(); | |
| 505 return(NULL); | |
| 506 } | |
| 507 } | |
| 508 | |
| 509 /* Fill in part of the video surface */ | |
| 510 prev_flags = video->flags; | |
| 511 video->flags = 0; /* Clear flags */ | |
| 512 video->w = width; | |
| 513 video->h = height; | |
| 514 video->pitch = SDL_CalculatePitch(video); | |
| 515 | |
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516 /* Small fix for WinCE/Win32 - when activating window |
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517 SDL_VideoSurface is equal to zero, so activating code |
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518 is not called properly for fullscreen windows because |
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519 macros WINDIB_FULLSCREEN uses SDL_VideoSurface |
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520 */ |
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521 SDL_VideoSurface = video; |
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522 |
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523 #if defined(_WIN32_WCE) |
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524 if ( flags & SDL_FULLSCREEN ) |
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514
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525 video->flags |= SDL_FULLSCREEN; |
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526 #endif |
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527 |
| 0 | 528 #ifndef NO_CHANGEDISPLAYSETTINGS |
| 529 /* Set fullscreen mode if appropriate */ | |
| 530 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 531 DEVMODE settings; | |
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532 BOOL changed; |
| 0 | 533 |
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534 SDL_memset(&settings, 0, sizeof(DEVMODE)); |
| 0 | 535 settings.dmSize = sizeof(DEVMODE); |
| 536 settings.dmBitsPerPel = video->format->BitsPerPixel; | |
| 537 settings.dmPelsWidth = width; | |
| 538 settings.dmPelsHeight = height; | |
| 539 settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL; | |
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540 if ( width <= (int)SDL_desktop_mode.dmPelsWidth && |
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541 height <= (int)SDL_desktop_mode.dmPelsHeight ) { |
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542 settings.dmDisplayFrequency = SDL_desktop_mode.dmDisplayFrequency; |
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543 settings.dmFields |= DM_DISPLAYFREQUENCY; |
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544 } |
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545 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
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546 if ( ! changed && (settings.dmFields & DM_DISPLAYFREQUENCY) ) { |
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547 settings.dmFields &= ~DM_DISPLAYFREQUENCY; |
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548 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
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549 } |
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550 if ( changed ) { |
| 0 | 551 video->flags |= SDL_FULLSCREEN; |
|
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552 SDL_fullscreen_mode = settings; |
| 0 | 553 } |
| 554 } | |
| 555 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 556 | |
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557 /* Reset the palette and create a new one if necessary */ |
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558 if ( screen_pal != NULL ) { |
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559 /* RJR: March 28, 2000 |
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560 delete identity palette if switching from a palettized mode */ |
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561 DeleteObject(screen_pal); |
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562 screen_pal = NULL; |
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563 } |
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564 if ( bpp <= 8 ) |
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565 { |
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566 /* RJR: March 28, 2000 |
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567 create identity palette switching to a palettized mode */ |
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568 screen_pal = DIB_CreatePalette(bpp); |
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569 } |
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570 |
| 0 | 571 style = GetWindowLong(SDL_Window, GWL_STYLE); |
| 572 style &= ~(resizestyle|WS_MAXIMIZE); | |
| 573 if ( (video->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 574 style &= ~windowstyle; | |
| 575 style |= directstyle; | |
| 576 } else { | |
| 577 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 578 if ( (prev_flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 579 ChangeDisplaySettings(NULL, 0); | |
| 580 } | |
| 581 #endif | |
| 582 if ( flags & SDL_NOFRAME ) { | |
| 583 style &= ~windowstyle; | |
| 584 style |= directstyle; | |
| 585 video->flags |= SDL_NOFRAME; | |
| 586 } else { | |
| 587 style &= ~directstyle; | |
| 588 style |= windowstyle; | |
| 589 if ( flags & SDL_RESIZABLE ) { | |
| 590 style |= resizestyle; | |
| 591 video->flags |= SDL_RESIZABLE; | |
| 592 } | |
| 593 } | |
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594 #if WS_MAXIMIZE |
| 0 | 595 if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; |
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596 #endif |
| 0 | 597 } |
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598 |
|
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599 /* DJM: Don't piss of anyone who has setup his own window */ |
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600 if ( !SDL_windowid ) |
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601 SetWindowLong(SDL_Window, GWL_STYLE, style); |
| 0 | 602 |
| 603 /* Delete the old bitmap if necessary */ | |
| 604 if ( screen_bmp != NULL ) { | |
| 605 DeleteObject(screen_bmp); | |
| 606 } | |
| 607 if ( ! (flags & SDL_OPENGL) ) { | |
| 608 BOOL is16bitmode = (video->format->BytesPerPixel == 2); | |
| 609 | |
| 610 /* Suss out the bitmap info header */ | |
| 611 binfo_size = sizeof(*binfo); | |
| 612 if( is16bitmode ) { | |
| 613 /* 16bit modes, palette area used for rgb bitmasks */ | |
| 614 binfo_size += 3*sizeof(DWORD); | |
| 615 } else if ( video->format->palette ) { | |
| 616 binfo_size += video->format->palette->ncolors * | |
| 617 sizeof(RGBQUAD); | |
| 618 } | |
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619 binfo = (BITMAPINFO *)SDL_malloc(binfo_size); |
| 0 | 620 if ( ! binfo ) { |
| 621 if ( video != current ) { | |
| 622 SDL_FreeSurface(video); | |
| 623 } | |
| 624 SDL_OutOfMemory(); | |
| 625 return(NULL); | |
| 626 } | |
| 627 | |
| 628 binfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); | |
| 629 binfo->bmiHeader.biWidth = video->w; | |
| 630 binfo->bmiHeader.biHeight = -video->h; /* -ve for topdown bitmap */ | |
| 631 binfo->bmiHeader.biPlanes = 1; | |
| 632 binfo->bmiHeader.biSizeImage = video->h * video->pitch; | |
| 633 binfo->bmiHeader.biXPelsPerMeter = 0; | |
| 634 binfo->bmiHeader.biYPelsPerMeter = 0; | |
| 635 binfo->bmiHeader.biClrUsed = 0; | |
| 636 binfo->bmiHeader.biClrImportant = 0; | |
| 637 binfo->bmiHeader.biBitCount = video->format->BitsPerPixel; | |
| 638 | |
| 639 if ( is16bitmode ) { | |
| 640 /* BI_BITFIELDS tells CreateDIBSection about the rgb masks in the palette */ | |
| 641 binfo->bmiHeader.biCompression = BI_BITFIELDS; | |
| 642 ((Uint32*)binfo->bmiColors)[0] = video->format->Rmask; | |
| 643 ((Uint32*)binfo->bmiColors)[1] = video->format->Gmask; | |
| 644 ((Uint32*)binfo->bmiColors)[2] = video->format->Bmask; | |
| 645 } else { | |
| 646 binfo->bmiHeader.biCompression = BI_RGB; /* BI_BITFIELDS for 565 vs 555 */ | |
| 647 if ( video->format->palette ) { | |
|
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|
648 SDL_memset(binfo->bmiColors, 0, |
| 0 | 649 video->format->palette->ncolors*sizeof(RGBQUAD)); |
| 650 } | |
| 651 } | |
| 652 | |
| 653 /* Create the offscreen bitmap buffer */ | |
| 654 hdc = GetDC(SDL_Window); | |
| 655 screen_bmp = CreateDIBSection(hdc, binfo, DIB_RGB_COLORS, | |
| 656 (void **)(&video->pixels), NULL, 0); | |
| 657 ReleaseDC(SDL_Window, hdc); | |
|
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|
658 SDL_free(binfo); |
| 0 | 659 if ( screen_bmp == NULL ) { |
| 660 if ( video != current ) { | |
| 661 SDL_FreeSurface(video); | |
| 662 } | |
| 663 SDL_SetError("Couldn't create DIB section"); | |
| 664 return(NULL); | |
| 665 } | |
| 666 this->UpdateRects = DIB_NormalUpdate; | |
| 667 | |
| 668 /* Set video surface flags */ | |
| 669 if ( bpp <= 8 ) { | |
| 670 /* BitBlt() maps colors for us */ | |
| 671 video->flags |= SDL_HWPALETTE; | |
| 672 } | |
| 673 } | |
| 674 | |
| 675 /* Resize the window */ | |
|
1290
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The event code was fine, and calculated the SDL_windowX/Y correctly.
Sam Lantinga <slouken@libsdl.org>
parents:
1288
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|
676 if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { |
|
448
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Fullscreen windows are always topmost under Windows
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|
677 HWND top; |
| 0 | 678 UINT swp_flags; |
|
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The event code was fine, and calculated the SDL_windowX/Y correctly.
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|
679 const char *window = NULL; |
|
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|
680 const char *center = NULL; |
|
833
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|
681 |
|
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Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
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|
682 if ( !SDL_windowX && !SDL_windowY ) { |
|
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|
683 window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); |
|
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|
684 center = SDL_getenv("SDL_VIDEO_CENTERED"); |
|
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|
685 if ( window ) { |
|
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686 if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { |
|
833
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|
687 SDL_windowX = x; |
|
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|
688 SDL_windowY = y; |
|
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|
689 } |
|
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|
690 if ( SDL_strcmp(window, "center") == 0 ) { |
|
833
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|
691 center = window; |
|
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|
692 } |
|
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|
693 } |
|
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|
694 } |
|
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|
695 swp_flags = (SWP_NOCOPYBITS | SWP_SHOWWINDOW); |
| 0 | 696 |
|
833
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|
697 bounds.left = SDL_windowX; |
|
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|
698 bounds.top = SDL_windowY; |
|
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|
699 bounds.right = SDL_windowX+video->w; |
|
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|
700 bounds.bottom = SDL_windowY+video->h; |
|
453
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Updated for embedded Visual C++ 4.0
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diff
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|
701 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), FALSE, 0); |
| 0 | 702 width = bounds.right-bounds.left; |
| 703 height = bounds.bottom-bounds.top; | |
|
833
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|
704 if ( (flags & SDL_FULLSCREEN) ) { |
|
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Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
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|
705 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
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|
706 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
971
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Date: Mon, 25 Oct 2004 17:30:06 +0200
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|
707 } else if ( center ) { |
|
96671ebc50a4
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|
708 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
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diff
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|
709 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
833
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|
710 } else if ( SDL_windowX || SDL_windowY || window ) { |
|
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|
711 x = bounds.left; |
|
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|
712 y = bounds.top; |
|
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|
713 } else { |
|
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|
714 x = y = -1; |
|
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changeset
|
715 swp_flags |= SWP_NOMOVE; |
|
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|
716 } |
|
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717 if ( flags & SDL_FULLSCREEN ) { |
|
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|
718 top = HWND_TOPMOST; |
|
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|
719 } else { |
|
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changeset
|
720 top = HWND_NOTOPMOST; |
|
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|
721 } |
|
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diff
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|
722 SetWindowPos(SDL_Window, top, x, y, width, height, swp_flags); |
|
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|
723 if ( !(flags & SDL_FULLSCREEN) ) { |
|
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|
724 SDL_windowX = SDL_bounds.left; |
|
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|
725 SDL_windowY = SDL_bounds.top; |
|
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|
726 } |
| 0 | 727 SetForegroundWindow(SDL_Window); |
| 728 } | |
|
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|
729 SDL_resizing = 0; |
| 0 | 730 |
| 731 /* Set up for OpenGL */ | |
| 732 if ( flags & SDL_OPENGL ) { | |
| 733 if ( WIN_GL_SetupWindow(this) < 0 ) { | |
| 734 return(NULL); | |
| 735 } | |
| 736 video->flags |= SDL_OPENGL; | |
| 737 } | |
|
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diff
changeset
|
738 |
| 0 | 739 /* We're live! */ |
| 740 return(video); | |
| 741 } | |
| 742 | |
| 743 /* We don't actually allow hardware surfaces in the DIB driver */ | |
| 744 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface) | |
| 745 { | |
| 746 return(-1); | |
| 747 } | |
| 748 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface) | |
| 749 { | |
| 750 return; | |
| 751 } | |
| 752 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface) | |
| 753 { | |
| 754 return(0); | |
| 755 } | |
| 756 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface) | |
| 757 { | |
| 758 return; | |
| 759 } | |
| 760 | |
| 761 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) | |
| 762 { | |
| 763 HDC hdc, mdc; | |
| 764 int i; | |
| 765 | |
| 766 hdc = GetDC(SDL_Window); | |
| 767 if ( screen_pal ) { | |
| 768 SelectPalette(hdc, screen_pal, FALSE); | |
| 769 } | |
| 770 mdc = CreateCompatibleDC(hdc); | |
| 771 SelectObject(mdc, screen_bmp); | |
| 772 for ( i=0; i<numrects; ++i ) { | |
| 773 BitBlt(hdc, rects[i].x, rects[i].y, rects[i].w, rects[i].h, | |
| 774 mdc, rects[i].x, rects[i].y, SRCCOPY); | |
| 775 } | |
| 776 DeleteDC(mdc); | |
| 777 ReleaseDC(SDL_Window, hdc); | |
| 778 } | |
| 779 | |
|
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Updated Windows CE/PocketPC support...adds GAPI driver, landscape mode,
Ryan C. Gordon <icculus@icculus.org>
parents:
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changeset
|
780 |
| 0 | 781 int DIB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
| 782 { | |
|
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Fixed palette bug on non-WinCE
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changeset
|
783 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
|
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Fixed palette bug on non-WinCE
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changeset
|
784 HDC hdc, mdc; |
| 0 | 785 RGBQUAD *pal; |
|
1292
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Fixed palette bug on non-WinCE
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|
786 #else |
|
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|
787 HDC hdc; |
|
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|
788 #endif |
|
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|
789 int i; |
| 0 | 790 |
| 791 /* Update the display palette */ | |
| 792 hdc = GetDC(SDL_Window); | |
| 793 if ( screen_pal ) { | |
| 794 PALETTEENTRY *entries; | |
| 795 | |
|
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changeset
|
796 entries = SDL_stack_alloc(PALETTEENTRY, ncolors); |
| 0 | 797 for ( i=0; i<ncolors; ++i ) { |
| 798 entries[i].peRed = colors[i].r; | |
| 799 entries[i].peGreen = colors[i].g; | |
| 800 entries[i].peBlue = colors[i].b; | |
| 801 entries[i].peFlags = PC_NOCOLLAPSE; | |
| 802 } | |
| 803 SetPaletteEntries(screen_pal, firstcolor, ncolors, entries); | |
| 804 SelectPalette(hdc, screen_pal, FALSE); | |
| 805 RealizePalette(hdc); | |
|
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|
806 SDL_stack_free(entries); |
| 0 | 807 } |
| 808 | |
|
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changeset
|
809 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
| 0 | 810 /* Copy palette colors into DIB palette */ |
|
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|
811 pal = SDL_stack_alloc(RGBQUAD, ncolors); |
| 0 | 812 for ( i=0; i<ncolors; ++i ) { |
| 813 pal[i].rgbRed = colors[i].r; | |
| 814 pal[i].rgbGreen = colors[i].g; | |
| 815 pal[i].rgbBlue = colors[i].b; | |
| 816 pal[i].rgbReserved = 0; | |
| 817 } | |
| 818 | |
| 819 /* Set the DIB palette and update the display */ | |
| 820 mdc = CreateCompatibleDC(hdc); | |
| 821 SelectObject(mdc, screen_bmp); | |
| 822 SetDIBColorTable(mdc, firstcolor, ncolors, pal); | |
| 823 BitBlt(hdc, 0, 0, this->screen->w, this->screen->h, | |
| 824 mdc, 0, 0, SRCCOPY); | |
| 825 DeleteDC(mdc); | |
|
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|
826 SDL_stack_free(pal); |
|
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diff
changeset
|
827 #endif |
| 0 | 828 ReleaseDC(SDL_Window, hdc); |
| 829 return(1); | |
| 830 } | |
| 831 | |
|
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Ryan C. Gordon <icculus@icculus.org>
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|
832 |
| 0 | 833 static void DIB_CheckGamma(_THIS) |
| 834 { | |
| 835 #ifndef NO_GAMMA_SUPPORT | |
| 836 HDC hdc; | |
| 837 WORD ramp[3*256]; | |
| 838 | |
| 839 /* If we fail to get gamma, disable gamma control */ | |
| 840 hdc = GetDC(SDL_Window); | |
| 841 if ( ! GetDeviceGammaRamp(hdc, ramp) ) { | |
| 842 this->GetGammaRamp = NULL; | |
| 843 this->SetGammaRamp = NULL; | |
| 844 } | |
| 845 ReleaseDC(SDL_Window, hdc); | |
| 846 #endif /* !NO_GAMMA_SUPPORT */ | |
| 847 } | |
|
338
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Fixed gamma ramps in DirectX windowed and OpenGL modes
Sam Lantinga <slouken@libsdl.org>
parents:
304
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changeset
|
848 void DIB_SwapGamma(_THIS) |
| 0 | 849 { |
| 850 #ifndef NO_GAMMA_SUPPORT | |
| 851 HDC hdc; | |
| 852 | |
| 853 if ( gamma_saved ) { | |
| 854 hdc = GetDC(SDL_Window); | |
| 855 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 856 /* About to leave active state, restore gamma */ | |
| 857 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 858 } else { | |
| 859 /* About to enter active state, set game gamma */ | |
| 860 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 861 SetDeviceGammaRamp(hdc, this->gamma); | |
| 862 } | |
| 863 ReleaseDC(SDL_Window, hdc); | |
| 864 } | |
| 865 #endif /* !NO_GAMMA_SUPPORT */ | |
| 866 } | |
|
338
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changeset
|
867 void DIB_QuitGamma(_THIS) |
| 0 | 868 { |
| 869 #ifndef NO_GAMMA_SUPPORT | |
| 870 if ( gamma_saved ) { | |
| 871 /* Restore the original gamma if necessary */ | |
| 872 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 873 HDC hdc; | |
| 874 | |
| 875 hdc = GetDC(SDL_Window); | |
| 876 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 877 ReleaseDC(SDL_Window, hdc); | |
| 878 } | |
| 879 | |
| 880 /* Free the saved gamma memory */ | |
|
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|
881 SDL_free(gamma_saved); |
| 0 | 882 gamma_saved = 0; |
| 883 } | |
| 884 #endif /* !NO_GAMMA_SUPPORT */ | |
| 885 } | |
| 886 | |
|
338
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Sam Lantinga <slouken@libsdl.org>
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887 int DIB_SetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 888 { |
|
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889 #ifdef NO_GAMMA_SUPPORT |
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890 SDL_SetError("SDL compiled without gamma ramp support"); |
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891 return -1; |
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892 #else |
| 0 | 893 HDC hdc; |
| 894 BOOL succeeded; | |
| 895 | |
| 896 /* Set the ramp for the display */ | |
| 897 if ( ! gamma_saved ) { | |
|
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898 gamma_saved = (WORD *)SDL_malloc(3*256*sizeof(*gamma_saved)); |
| 0 | 899 if ( ! gamma_saved ) { |
| 900 SDL_OutOfMemory(); | |
| 901 return -1; | |
| 902 } | |
| 903 hdc = GetDC(SDL_Window); | |
| 904 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 905 ReleaseDC(SDL_Window, hdc); | |
| 906 } | |
| 907 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 908 hdc = GetDC(SDL_Window); | |
| 909 succeeded = SetDeviceGammaRamp(hdc, ramp); | |
| 910 ReleaseDC(SDL_Window, hdc); | |
| 911 } else { | |
| 912 succeeded = TRUE; | |
| 913 } | |
| 914 return succeeded ? 0 : -1; | |
|
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915 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 916 } |
| 917 | |
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918 int DIB_GetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 919 { |
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920 #ifdef NO_GAMMA_SUPPORT |
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921 SDL_SetError("SDL compiled without gamma ramp support"); |
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922 return -1; |
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923 #else |
| 0 | 924 HDC hdc; |
| 925 BOOL succeeded; | |
| 926 | |
| 927 /* Get the ramp from the display */ | |
| 928 hdc = GetDC(SDL_Window); | |
| 929 succeeded = GetDeviceGammaRamp(hdc, ramp); | |
| 930 ReleaseDC(SDL_Window, hdc); | |
| 931 return succeeded ? 0 : -1; | |
|
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932 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 933 } |
| 934 | |
|
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935 static void FlushMessageQueue() |
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936 { |
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937 MSG msg; |
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938 while ( PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) ) { |
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939 if ( msg.message == WM_QUIT ) break; |
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940 TranslateMessage( &msg ); |
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941 DispatchMessage( &msg ); |
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942 } |
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943 } |
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944 |
| 0 | 945 void DIB_VideoQuit(_THIS) |
| 946 { | |
| 947 /* Destroy the window and everything associated with it */ | |
| 948 if ( SDL_Window ) { | |
| 949 /* Delete the screen bitmap (also frees screen->pixels) */ | |
| 950 if ( this->screen ) { | |
| 951 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 952 if ( this->screen->flags & SDL_FULLSCREEN ) { | |
| 953 ChangeDisplaySettings(NULL, 0); | |
|
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954 ShowWindow(SDL_Window, SW_HIDE); |
| 0 | 955 } |
| 956 #endif | |
| 957 if ( this->screen->flags & SDL_OPENGL ) { | |
| 958 WIN_GL_ShutDown(this); | |
| 959 } | |
| 960 this->screen->pixels = NULL; | |
| 961 } | |
| 962 if ( screen_bmp ) { | |
| 963 DeleteObject(screen_bmp); | |
| 964 screen_bmp = NULL; | |
| 965 } | |
| 966 if ( screen_icn ) { | |
| 967 DestroyIcon(screen_icn); | |
| 968 screen_icn = NULL; | |
| 969 } | |
| 970 DIB_QuitGamma(this); | |
| 971 DIB_DestroyWindow(this); | |
|
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972 FlushMessageQueue(); |
| 0 | 973 |
| 974 SDL_Window = NULL; | |
|
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975 |
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976 #if defined(_WIN32_WCE) |
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977 |
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978 // Unload wince aygshell library to prevent leak |
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979 if( aygshell ) |
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980 { |
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981 FreeLibrary(aygshell); |
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982 aygshell = NULL; |
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983 } |
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984 #endif |
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985 |
| 0 | 986 } |
| 987 } | |
| 988 | |
| 989 /* Exported for the windows message loop only */ | |
| 990 static void DIB_FocusPalette(_THIS, int foreground) | |
| 991 { | |
| 992 if ( screen_pal != NULL ) { | |
| 993 HDC hdc; | |
| 994 | |
| 995 hdc = GetDC(SDL_Window); | |
| 996 SelectPalette(hdc, screen_pal, FALSE); | |
| 997 if ( RealizePalette(hdc) ) | |
| 998 InvalidateRect(SDL_Window, NULL, FALSE); | |
| 999 ReleaseDC(SDL_Window, hdc); | |
| 1000 } | |
| 1001 } | |
| 1002 static void DIB_RealizePalette(_THIS) | |
| 1003 { | |
| 1004 DIB_FocusPalette(this, 1); | |
| 1005 } | |
| 1006 static void DIB_PaletteChanged(_THIS, HWND window) | |
| 1007 { | |
| 1008 if ( window != SDL_Window ) { | |
| 1009 DIB_FocusPalette(this, 0); | |
| 1010 } | |
| 1011 } | |
| 1012 | |
| 1013 /* Exported for the windows message loop only */ | |
| 1014 static void DIB_WinPAINT(_THIS, HDC hdc) | |
| 1015 { | |
| 1016 HDC mdc; | |
| 1017 | |
| 1018 if ( screen_pal ) { | |
| 1019 SelectPalette(hdc, screen_pal, FALSE); | |
| 1020 } | |
| 1021 mdc = CreateCompatibleDC(hdc); | |
| 1022 SelectObject(mdc, screen_bmp); | |
| 1023 BitBlt(hdc, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h, | |
| 1024 mdc, 0, 0, SRCCOPY); | |
| 1025 DeleteDC(mdc); | |
| 1026 } | |
| 1027 | |
| 1028 /* Stub in case DirectX isn't available */ | |
| 1029 #ifndef ENABLE_DIRECTX | |
| 1030 void DX5_SoundFocus(HWND hwnd) | |
| 1031 { | |
| 1032 return; | |
| 1033 } | |
| 1034 #endif |