/*

Simple DirectMedia Layer

This software is provided 'as-is', without any express or implied

warranty. In no event will the authors be held liable for any damages

arising from the use of this software.

Permission is granted to anyone to use this software for any purpose,

including commercial applications, and to alter it and redistribute it

freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not

claim that you wrote the original software. If you use this software

in a product, an acknowledgment in the product documentation would be

appreciated but is not required.

2. Altered source versions must be plainly marked as such, and must not be

misrepresented as being the original software.

3. This notice may not be removed or altered from any source distribution.

*/

#include "../../SDL_internal.h"

#if SDL_VIDEO_DRIVER_ANDROID

/* Android SDL video driver implementation

*/

#include "SDL_video.h"

#include "SDL_mouse.h"

#include "../SDL_sysvideo.h"

#include "../SDL_pixels_c.h"

#include "../../events/SDL_events_c.h"

#include "../../events/SDL_windowevents_c.h"

#include "SDL_androidvideo.h"

#include "SDL_androidclipboard.h"

#include "SDL_androidevents.h"

#include "SDL_androidkeyboard.h"

#include "SDL_androidtouch.h"

#include "SDL_androidwindow.h"

#define ANDROID_VID_DRIVER_NAME "Android"

/* Initialization/Query functions */

static int Android_VideoInit(_THIS);

static void Android_VideoQuit(_THIS);

#include "../SDL_egl_c.h"

#define Android_GLES_GetProcAddress SDL_EGL_GetProcAddress

#define Android_GLES_UnloadLibrary SDL_EGL_UnloadLibrary

#define Android_GLES_SetSwapInterval SDL_EGL_SetSwapInterval

#define Android_GLES_GetSwapInterval SDL_EGL_GetSwapInterval

#define Android_GLES_DeleteContext SDL_EGL_DeleteContext

/* Android driver bootstrap functions */

/* These are filled in with real values in Android_SetScreenResolution on init (before SDL_main()) */

int Android_ScreenWidth = 0;

int Android_ScreenHeight = 0;

Uint32 Android_ScreenFormat = SDL_PIXELFORMAT_UNKNOWN;

SDL_sem *Android_PauseSem = NULL, *Android_ResumeSem = NULL;

/* Currently only one window */

SDL_Window *Android_Window = NULL;

static int

Android_Available(void)

{

return 1;

}

static void

Android_SuspendScreenSaver(_THIS)

{

Android_JNI_SuspendScreenSaver(_this->suspend_screensaver);

}

static void

Android_DeleteDevice(SDL_VideoDevice * device)

{

SDL_free(device->driverdata);

SDL_free(device);

}

static SDL_VideoDevice *

Android_CreateDevice(int devindex)

{

SDL_VideoDevice *device;

SDL_VideoData *data;

/* Initialize all variables that we clean on shutdown */

device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));

if (!device) {

SDL_OutOfMemory();

return NULL;

}

data = (SDL_VideoData*) SDL_calloc(1, sizeof(SDL_VideoData));

if (!data) {

SDL_OutOfMemory();

SDL_free(device);

return NULL;

}

device->driverdata = data;

/* Set the function pointers */

device->VideoInit = Android_VideoInit;

device->VideoQuit = Android_VideoQuit;

device->PumpEvents = Android_PumpEvents;

device->SetWindowTitle = Android_SetWindowTitle;

device->DestroyWindow = Android_DestroyWindow;

device->GetWindowWMInfo = Android_GetWindowWMInfo;

device->free = Android_DeleteDevice;

/* GL pointers */

device->GL_LoadLibrary = Android_GLES_LoadLibrary;

device->GL_GetProcAddress = Android_GLES_GetProcAddress;

device->GL_UnloadLibrary = Android_GLES_UnloadLibrary;

device->GL_CreateContext = Android_GLES_CreateContext;

device->GL_MakeCurrent = Android_GLES_MakeCurrent;

device->GL_SetSwapInterval = Android_GLES_SetSwapInterval;

device->GL_GetSwapInterval = Android_GLES_GetSwapInterval;

device->GL_SwapWindow = Android_GLES_SwapWindow;

device->GL_DeleteContext = Android_GLES_DeleteContext;

device->Vulkan_LoadLibrary = Android_Vulkan_LoadLibrary;

device->Vulkan_UnloadLibrary = Android_Vulkan_UnloadLibrary;

device->Vulkan_GetInstanceExtensions = Android_Vulkan_GetInstanceExtensions;

device->Vulkan_CreateSurface = Android_Vulkan_CreateSurface;

#endif

/* Screensaver */

device->SuspendScreenSaver = Android_SuspendScreenSaver;

/* Text input */

device->StartTextInput = Android_StartTextInput;

device->StopTextInput = Android_StopTextInput;

device->SetTextInputRect = Android_SetTextInputRect;

/* Screen keyboard */

device->HasScreenKeyboardSupport = Android_HasScreenKeyboardSupport;

device->IsScreenKeyboardShown = Android_IsScreenKeyboardShown;

/* Clipboard */

device->SetClipboardText = Android_SetClipboardText;

device->GetClipboardText = Android_GetClipboardText;

device->HasClipboardText = Android_HasClipboardText;

return device;

}

VideoBootStrap Android_bootstrap = {

ANDROID_VID_DRIVER_NAME, "SDL Android video driver",

Android_Available, Android_CreateDevice

};

int

Android_VideoInit(_THIS)

{

SDL_DisplayMode mode;

mode.format = Android_ScreenFormat;

mode.w = Android_ScreenWidth;

mode.h = Android_ScreenHeight;

mode.refresh_rate = Android_ScreenRate;

mode.driverdata = NULL;

if (SDL_AddBasicVideoDisplay(&mode) < 0) {

return -1;

}

SDL_AddDisplayMode(&_this->displays[0], &mode);

Android_InitKeyboard();

Android_InitTouch();

Android_InitMouse();

/* We're done! */

return 0;

}

void

Android_VideoQuit(_THIS)

{

Android_QuitTouch();

}

void

Android_SetScreenResolution(int width, int height, Uint32 format, float rate)

{

SDL_VideoDevice* device;

SDL_VideoDisplay *display;

Android_ScreenWidth = width;

Android_ScreenHeight = height;

Android_ScreenFormat = format;

Android_ScreenRate = rate;

/*

Update the resolution of the desktop mode, so that the window

can be properly resized. The screen resolution change can for

example happen when the Activity enters or exists immersive mode,

which can happen after VideoInit().

*/

if (device && device->num_displays > 0)

{

display->desktop_mode.format = Android_ScreenFormat;

display->desktop_mode.w = Android_ScreenWidth;

display->desktop_mode.h = Android_ScreenHeight;

display->desktop_mode.refresh_rate = Android_ScreenRate;

}

if (Android_Window) {

SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_RESIZED, width, height);

/* Force the current mode to match the resize otherwise the SDL_WINDOWEVENT_RESTORED event

* will fall back to the old mode */

display->current_mode.format = format;

display->current_mode.w = width;

display->current_mode.h = height;

display->current_mode.refresh_rate = rate;

}

}

#endif /* SDL_VIDEO_DRIVER_ANDROID */

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