SDL: src/video/directfb/SDL_DirectFB

     1 /*

     2     SDL - Simple DirectMedia Layer

     3     Copyright (C) 1997-2006 Sam Lantinga

     5     This library is free software; you can redistribute it and/or

     6     modify it under the terms of the GNU Lesser General Public

     7     License as published by the Free Software Foundation; either

     8     version 2.1 of the License, or (at your option) any later version.

    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

    13     Lesser General Public License for more details.

    15     You should have received a copy of the GNU Lesser General Public

    16     License along with this library; if not, write to the Free Software

    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    19     Sam Lantinga

    20     slouken@libsdl.org

    21 */

    22 #include "SDL_config.h"

    24 #include "SDL_syswm.h"

    25 #include "../SDL_sysvideo.h"

    26 #include "../../events/SDL_keyboard_c.h"

    28 #include "SDL_DirectFB_video.h"

    30 int

    31 DirectFB_CreateWindow(_THIS, SDL_Window * window)

    32 {

    33     SDL_DFB_DEVICEDATA(_this);

    34     SDL_DFB_DISPLAYDATA(_this, window);

    35     DFB_WindowData *windata;

    36     DFBWindowOptions wopts;

    37     DFBWindowDescription desc;

    38     int ret, x, y;

    40     SDL_DFB_DEBUG("Trace x %d y %d w %d h %d\n", window->x, window->y,

    41                   window->w, window->h);

    42     window->driverdata = NULL;

    43     SDL_DFB_CALLOC(window->driverdata, 1, sizeof(DFB_WindowData));

    44     windata = (DFB_WindowData *) window->driverdata;

    46     SDL_DFB_CHECKERR(devdata->dfb->

    47                      SetCooperativeLevel(devdata->dfb, DFSCL_NORMAL));

    48     SDL_DFB_CHECKERR(dispdata->layer->

    49                      SetCooperativeLevel(dispdata->layer,

    50                                          DLSCL_ADMINISTRATIVE));

    52     /* Fill the window description. */

    53     if (window->x == SDL_WINDOWPOS_CENTERED) {

    54         x = (dispdata->cw - window->w) / 2;

    55     } else if (window->x == SDL_WINDOWPOS_UNDEFINED) {

    56         x = 0;

    57     } else {

    58         x = window->x;

    59     }

    60     if (window->y == SDL_WINDOWPOS_CENTERED) {

    61         y = (dispdata->ch - window->h) / 2;

    62     } else if (window->y == SDL_WINDOWPOS_UNDEFINED) {

    63         y = 0;

    64     } else {

    65         y = window->y;

    66     }

    67     if (window->flags & SDL_WINDOW_FULLSCREEN) {

    68         x = 0;

    69         y = 0;

    70     }

    72     desc.flags = DWDESC_WIDTH | DWDESC_HEIGHT | DWDESC_PIXELFORMAT;

    73     /*| DWDESC_CAPS | DWDESC_SURFACE_CAPS */

    75 #if (DIRECTFB_MAJOR_VERSION == 1) && (DIRECTFB_MINOR_VERSION >= 0)

    76     /* Needed for 1.2 */

    77     desc.flags |= DWDESC_POSX | DWDESC_POSY | DWDESC_SURFACE_CAPS;

    78     desc.posx = x;

    79     desc.posy = y;

    80 #else

    81     if (!(window->flags & SDL_WINDOW_FULLSCREEN)

    82         && window->x != SDL_WINDOWPOS_UNDEFINED

    83         && window->y != SDL_WINDOWPOS_UNDEFINED) {

    84         desc.flags |= DWDESC_POSX | DWDESC_POSY;

    85         desc.posx = x;

    86         desc.posy = y;

    87     }

    88 #endif

    90     desc.width = window->w;

    91     desc.height = window->h;

    92     desc.pixelformat = dispdata->pixelformat;

    93 #if 0

    94     desc.caps = 0;

    95     desc.surface_caps =

    96         DSCAPS_DOUBLE | DSCAPS_TRIPLE | DSCAPS_PREMULTIPLIED |

    97         DSCAPS_VIDEOONLY;

    98 #endif

    99     desc.surface_caps = DSCAPS_PREMULTIPLIED;

   100     /* DSCAPS_VIDEOONLY has negative impact on performance */

   102     /* Create the window. */

   103     SDL_DFB_CHECKERR(dispdata->layer->

   104                      CreateWindow(dispdata->layer, &desc, &windata->window));

   106     windata->window->GetOptions(windata->window, &wopts);

   107 #if (DIRECTFB_MAJOR_VERSION == 1) && (DIRECTFB_MINOR_VERSION >= 0)

   109     if (window->flags & SDL_WINDOW_RESIZABLE)

   110         wopts |= DWOP_SCALE;

   111     else

   112         wopts |= DWOP_KEEP_SIZE;

   113 #else

   114     wopts |= DWOP_KEEP_SIZE;    /* if not we will crash ... */

   115 #endif

   117     if (window->flags & SDL_WINDOW_FULLSCREEN)

   118         wopts |= DWOP_KEEP_POSITION | DWOP_KEEP_STACKING | DWOP_KEEP_SIZE;

   120     windata->window->SetOptions(windata->window, wopts);

   121     /* Get the window's surface. */

   122     SDL_DFB_CHECKERR(windata->window->

   123                      GetSurface(windata->window, &windata->surface));

   124     windata->window->SetOpacity(windata->window, 0xFF);

   125     SDL_DFB_CHECKERR(windata->window->

   126                      CreateEventBuffer(windata->window,

   127                                        &(windata->eventbuffer)));

   128     SDL_DFB_CHECKERR(windata->window->

   129                      EnableEvents(windata->window, DWET_ALL));

   131     if (window->flags & SDL_WINDOW_FULLSCREEN)

   132         windata->window->SetStackingClass(windata->window, DWSC_UPPER);

   133     /* Make it the top most window. */

   134     windata->window->RaiseToTop(windata->window);

   136     windata->window->GetID(windata->window, &windata->windowID);

   138     windata->window->GetSize(windata->window, &window->w, &window->h);

   140     /* remember parent */

   141     windata->id = window->id;

   143     /* Add to list ... */

   145     windata->next = devdata->firstwin;

   146     windata->opacity = 0xFF;

   147     devdata->firstwin = windata;

   149     return 0;

   150   error:

   151     SDL_DFB_RELEASE(windata->window);

   152     SDL_DFB_RELEASE(windata->surface);

   153     return -1;

   154 }

   156 int

   157 DirectFB_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)

   158 {

   159     SDL_Unsupported();

   160     return -1;

   161 }

   163 void

   164 DirectFB_SetWindowTitle(_THIS, SDL_Window * window)

   165 {

   166     SDL_Unsupported();

   167 }

   169 void

   170 DirectFB_SetWindowPosition(_THIS, SDL_Window * window)

   171 {

   172     SDL_DFB_WINDOWDATA(window);

   173     int x, y;

   175     if (window->y == SDL_WINDOWPOS_UNDEFINED)

   176         y = 0;

   177     else

   178         y = window->y;

   180     if (window->x == SDL_WINDOWPOS_UNDEFINED)

   181         x = 0;

   182     else

   183         x = window->x;

   185     if (window->flags & SDL_WINDOW_FULLSCREEN) {

   186         x = 0;

   187         y = 0;

   188     }

   190     windata->window->MoveTo(windata->window, x, y);

   191 }

   193 void

   194 DirectFB_SetWindowSize(_THIS, SDL_Window * window)

   195 {

   196     int ret;

   197     SDL_DFB_WINDOWDATA(window);

   199     if (!(window->flags & SDL_WINDOW_FULLSCREEN)) {

   200 #if (DIRECTFB_MAJOR_VERSION == 1) && (DIRECTFB_MINOR_VERSION >= 0)

   201         int cw;

   202         int ch;

   204         /* Make sure all events are disabled for this operation ! */

   205         SDL_DFB_CHECKERR(windata->window->

   206                          DisableEvents(windata->window, DWET_ALL));

   208         SDL_DFB_CHECKERR(windata->window->GetSize(windata->window, &cw, &ch));

   209         if (cw != window->w || ch != window->h)

   210             SDL_DFB_CHECKERR(windata->window->

   211                              Resize(windata->window, window->w, window->h));

   212         SDL_DFB_CHECKERR(windata->window->

   213                          EnableEvents(windata->window, DWET_ALL));

   215 #else

   216         SDL_DFB_CHECKERR(windata->window->

   217                          Resize(windata->window, window->w, window->h));

   218 #endif

   219         SDL_DFB_CHECKERR(windata->window->GetSize(windata->window, &window->w, &window->h));    /* if a window manager should have decided otherwise */

   221         SDL_OnWindowResized(window);

   222     }

   223     return;

   224   error:

   225     windata->window->EnableEvents(windata->window, DWET_ALL);

   226     return;

   227 }

   229 void

   230 DirectFB_ShowWindow(_THIS, SDL_Window * window)

   231 {

   232     SDL_DFB_WINDOWDATA(window);

   234     windata->window->SetOpacity(windata->window, windata->opacity);

   236 }

   238 void

   239 DirectFB_HideWindow(_THIS, SDL_Window * window)

   240 {

   241     SDL_DFB_WINDOWDATA(window);

   243     windata->window->GetOpacity(windata->window, &windata->opacity);

   244     windata->window->SetOpacity(windata->window, 0);

   245 }

   247 void

   248 DirectFB_RaiseWindow(_THIS, SDL_Window * window)

   249 {

   250     SDL_DFB_WINDOWDATA(window);

   252     windata->window->RaiseToTop(windata->window);

   253     windata->window->RequestFocus(windata->window);

   254 }

   256 void

   257 DirectFB_MaximizeWindow(_THIS, SDL_Window * window)

   258 {

   259     /* FIXME: Size to Desktop ? */

   261     SDL_Unsupported();

   262 }

   264 void

   265 DirectFB_MinimizeWindow(_THIS, SDL_Window * window)

   266 {

   267     /* FIXME: Size to 32x32 ? */

   269     SDL_Unsupported();

   270 }

   272 void

   273 DirectFB_RestoreWindow(_THIS, SDL_Window * window)

   274 {

   275     SDL_Unsupported();

   276 }

   278 void

   279 DirectFB_SetWindowGrab(_THIS, SDL_Window * window)

   280 {

   281     SDL_DFB_WINDOWDATA(window);

   283     if ((window->flags & SDL_WINDOW_INPUT_GRABBED) &&

   284         (window->flags & SDL_WINDOW_INPUT_FOCUS)) {

   285         windata->window->GrabPointer(windata->window);

   286         windata->window->GrabKeyboard(windata->window);

   287     } else {

   288         windata->window->UngrabPointer(windata->window);

   289         windata->window->UngrabKeyboard(windata->window);

   290     }

   291 }

   293 void

   294 DirectFB_DestroyWindow(_THIS, SDL_Window * window)

   295 {

   296     SDL_DFB_DEVICEDATA(_this);

   297     SDL_DFB_WINDOWDATA(window);

   298     DFB_WindowData *p;

   300     SDL_DFB_DEBUG("Trace\n");

   302     SDL_DFB_RELEASE(windata->eventbuffer);

   303     SDL_DFB_RELEASE(windata->surface);

   304     SDL_DFB_RELEASE(windata->window);

   306     /* Remove from list ... */

   308     p = devdata->firstwin;

   309     while (p && p->next != windata)

   310         p = p->next;

   311     if (p)

   312         p->next = windata->next;

   313     else

   314         devdata->firstwin = windata->next;

   315     SDL_free(windata);

   316     return;

   317 }

   319 SDL_bool

   320 DirectFB_GetWindowWMInfo(_THIS, SDL_Window * window,

   321                          struct SDL_SysWMinfo * info)

   322 {

   323     SDL_Unsupported();

   324     return SDL_FALSE;

   325 }

author	Sam Lantinga
	Sun, 31 Aug 2008 16:04:32 +0000
changeset 2737	140a7edcf2bd
child 2859	99210400e8b9
permissions	-rw-r--r--