Mercurial > sdl-ios-xcode
comparison src/video/SDL_video.c @ 3528:59ff7a2beb57
Added an API function to query geometry of multiple monitors:
SDL_GetDisplayBounds()
Implemented multi-monitor window positions on Windows
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sun, 06 Dec 2009 08:03:38 +0000 |
| parents | e6f2f312780f |
| children | 0267b8b1595c |
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| 3527:444cb12cadb6 | 3528:59ff7a2beb57 |
|---|---|
| 333 } | 333 } |
| 334 return _this->num_displays; | 334 return _this->num_displays; |
| 335 } | 335 } |
| 336 | 336 |
| 337 int | 337 int |
| 338 SDL_GetDisplayBounds(int index, SDL_Rect * rect) | |
| 339 { | |
| 340 if (!_this) { | |
| 341 SDL_UninitializedVideo(); | |
| 342 return -1; | |
| 343 } | |
| 344 if (index < 0 || index >= _this->num_displays) { | |
| 345 SDL_SetError("index must be in the range 0 - %d", | |
| 346 _this->num_displays - 1); | |
| 347 return -1; | |
| 348 } | |
| 349 if (rect) { | |
| 350 SDL_VideoDisplay *display = &_this->displays[index]; | |
| 351 | |
| 352 if (_this->GetDisplayBounds) { | |
| 353 if (_this->GetDisplayBounds(_this, display, rect) < 0) { | |
| 354 return -1; | |
| 355 } | |
| 356 } else { | |
| 357 /* Assume that the displays are left to right */ | |
| 358 if (index == 0) { | |
| 359 rect->x = 0; | |
| 360 rect->y = 0; | |
| 361 } else { | |
| 362 SDL_GetDisplayBounds(index-1, rect); | |
| 363 rect->x += rect->w; | |
| 364 } | |
| 365 rect->w = display->desktop_mode.w; | |
| 366 rect->h = display->desktop_mode.h; | |
| 367 } | |
| 368 } | |
| 369 return 0; | |
| 370 } | |
| 371 | |
| 372 int | |
| 338 SDL_SelectVideoDisplay(int index) | 373 SDL_SelectVideoDisplay(int index) |
| 339 { | 374 { |
| 340 if (!_this) { | 375 if (!_this) { |
| 341 SDL_UninitializedVideo(); | 376 SDL_UninitializedVideo(); |
| 342 return (-1); | 377 return (-1); |