src/video/android/SDL_androidvideo.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 02 Feb 2014 00:53:27 -0800
changeset 8149 681eb46b8ac4
parent 8093 b43765095a6f
child 8799 e2fd743d84ea
permissions -rw-r--r--
Fixed bug 2374 - Update copyright for 2014...

Is it that time already??
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 #include "../../SDL_internal.h"
    22 
    23 #if SDL_VIDEO_DRIVER_ANDROID
    24 
    25 /* Android SDL video driver implementation
    26 */
    27 
    28 #include "SDL_video.h"
    29 #include "SDL_mouse.h"
    30 #include "../SDL_sysvideo.h"
    31 #include "../SDL_pixels_c.h"
    32 #include "../../events/SDL_events_c.h"
    33 #include "../../events/SDL_windowevents_c.h"
    34 
    35 #include "SDL_androidvideo.h"
    36 #include "SDL_androidclipboard.h"
    37 #include "SDL_androidevents.h"
    38 #include "SDL_androidkeyboard.h"
    39 #include "SDL_androidtouch.h"
    40 #include "SDL_androidwindow.h"
    41 
    42 #define ANDROID_VID_DRIVER_NAME "Android"
    43 
    44 /* Initialization/Query functions */
    45 static int Android_VideoInit(_THIS);
    46 static void Android_VideoQuit(_THIS);
    47 
    48 #include "../SDL_egl_c.h"
    49 /* GL functions (SDL_androidgl.c) */
    50 extern SDL_GLContext Android_GLES_CreateContext(_THIS, SDL_Window * window);
    51 extern int Android_GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context);
    52 extern void Android_GLES_SwapWindow(_THIS, SDL_Window * window);
    53 extern int Android_GLES_LoadLibrary(_THIS, const char *path);
    54 #define Android_GLES_GetProcAddress SDL_EGL_GetProcAddress
    55 #define Android_GLES_UnloadLibrary SDL_EGL_UnloadLibrary
    56 #define Android_GLES_SetSwapInterval SDL_EGL_SetSwapInterval
    57 #define Android_GLES_GetSwapInterval SDL_EGL_GetSwapInterval
    58 #define Android_GLES_DeleteContext SDL_EGL_DeleteContext
    59 
    60 /* Android driver bootstrap functions */
    61 
    62 
    63 /* These are filled in with real values in Android_SetScreenResolution on init (before SDL_main()) */
    64 int Android_ScreenWidth = 0;
    65 int Android_ScreenHeight = 0;
    66 Uint32 Android_ScreenFormat = SDL_PIXELFORMAT_UNKNOWN;
    67 SDL_sem *Android_PauseSem = NULL, *Android_ResumeSem = NULL;
    68 
    69 /* Currently only one window */
    70 SDL_Window *Android_Window = NULL;
    71 
    72 static int
    73 Android_Available(void)
    74 {
    75     return 1;
    76 }
    77 
    78 static void
    79 Android_DeleteDevice(SDL_VideoDevice * device)
    80 {
    81     SDL_free(device);
    82 }
    83 
    84 static SDL_VideoDevice *
    85 Android_CreateDevice(int devindex)
    86 {
    87     SDL_VideoDevice *device;
    88     SDL_VideoData *data;
    89 
    90     /* Initialize all variables that we clean on shutdown */
    91     device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
    92     if (!device) {
    93         SDL_OutOfMemory();
    94         return NULL;
    95     }
    96 
    97     data = (SDL_VideoData*) SDL_calloc(1, sizeof(SDL_VideoData));
    98     if (!data) {
    99         SDL_OutOfMemory();
   100         SDL_free(device);
   101         return NULL;
   102     }
   103 
   104     device->driverdata = data;
   105 
   106     /* Set the function pointers */
   107     device->VideoInit = Android_VideoInit;
   108     device->VideoQuit = Android_VideoQuit;
   109     device->PumpEvents = Android_PumpEvents;
   110 
   111     device->CreateWindow = Android_CreateWindow;
   112     device->SetWindowTitle = Android_SetWindowTitle;
   113     device->DestroyWindow = Android_DestroyWindow;
   114 
   115     device->free = Android_DeleteDevice;
   116 
   117     /* GL pointers */
   118     device->GL_LoadLibrary = Android_GLES_LoadLibrary;
   119     device->GL_GetProcAddress = Android_GLES_GetProcAddress;
   120     device->GL_UnloadLibrary = Android_GLES_UnloadLibrary;
   121     device->GL_CreateContext = Android_GLES_CreateContext;
   122     device->GL_MakeCurrent = Android_GLES_MakeCurrent;
   123     device->GL_SetSwapInterval = Android_GLES_SetSwapInterval;
   124     device->GL_GetSwapInterval = Android_GLES_GetSwapInterval;
   125     device->GL_SwapWindow = Android_GLES_SwapWindow;
   126     device->GL_DeleteContext = Android_GLES_DeleteContext;
   127 
   128     /* Text input */
   129     device->StartTextInput = Android_StartTextInput;
   130     device->StopTextInput = Android_StopTextInput;
   131     device->SetTextInputRect = Android_SetTextInputRect;
   132 
   133     /* Screen keyboard */
   134     device->HasScreenKeyboardSupport = Android_HasScreenKeyboardSupport;
   135     device->IsScreenKeyboardShown = Android_IsScreenKeyboardShown;
   136 
   137     /* Clipboard */
   138     device->SetClipboardText = Android_SetClipboardText;
   139     device->GetClipboardText = Android_GetClipboardText;
   140     device->HasClipboardText = Android_HasClipboardText;
   141 
   142     return device;
   143 }
   144 
   145 VideoBootStrap Android_bootstrap = {
   146     ANDROID_VID_DRIVER_NAME, "SDL Android video driver",
   147     Android_Available, Android_CreateDevice
   148 };
   149 
   150 
   151 int
   152 Android_VideoInit(_THIS)
   153 {
   154     SDL_DisplayMode mode;
   155 
   156     mode.format = Android_ScreenFormat;
   157     mode.w = Android_ScreenWidth;
   158     mode.h = Android_ScreenHeight;
   159     mode.refresh_rate = 0;
   160     mode.driverdata = NULL;
   161     if (SDL_AddBasicVideoDisplay(&mode) < 0) {
   162         return -1;
   163     }
   164 
   165     SDL_AddDisplayMode(&_this->displays[0], &mode);
   166 
   167     Android_InitKeyboard();
   168 
   169     Android_InitTouch();
   170 
   171     /* We're done! */
   172     return 0;
   173 }
   174 
   175 void
   176 Android_VideoQuit(_THIS)
   177 {
   178 }
   179 
   180 /* This function gets called before VideoInit() */
   181 void
   182 Android_SetScreenResolution(int width, int height, Uint32 format)
   183 {
   184     Android_ScreenWidth = width;
   185     Android_ScreenHeight = height;
   186     Android_ScreenFormat = format;
   187 
   188     if (Android_Window) {
   189         SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_RESIZED, width, height);
   190     }
   191 }
   192 
   193 #endif /* SDL_VIDEO_DRIVER_ANDROID */
   194 
   195 /* vi: set ts=4 sw=4 expandtab: */