/*

Simple DirectMedia Layer

Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>

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_WAYLAND && SDL_VIDEO_OPENGL_EGL

#include "../SDL_sysvideo.h"

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

#include "../SDL_egl_c.h"

#include "SDL_waylandwindow.h"

#include "SDL_waylandvideo.h"

#include "SDL_waylandtouch.h"

static void

handle_ping(void *data, struct wl_shell_surface *shell_surface,

uint32_t serial)

{

wl_shell_surface_pong(shell_surface, serial);

}

static void

handle_configure(void *data, struct wl_shell_surface *shell_surface,

uint32_t edges, int32_t width, int32_t height)

{

SDL_WindowData *wind = (SDL_WindowData *)data;

SDL_Window *window = wind->sdlwindow;

struct wl_region *region;

window->w = width;

window->h = height;

WAYLAND_wl_egl_window_resize(wind->egl_window, window->w, window->h, 0, 0);

region = wl_compositor_create_region(wind->waylandData->compositor);

wl_region_add(region, 0, 0, window->w, window->h);

wl_surface_set_opaque_region(wind->surface, region);

wl_region_destroy(region);

SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESIZED, window->w, window->h);

}

static void

handle_popup_done(void *data, struct wl_shell_surface *shell_surface)

{

}

static const struct wl_shell_surface_listener shell_surface_listener = {

handle_ping,

handle_configure,

handle_popup_done

};

#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH

static void

handle_onscreen_visibility(void *data,

struct qt_extended_surface *qt_extended_surface, int32_t visible)

{

}

static void

handle_set_generic_property(void *data,

struct qt_extended_surface *qt_extended_surface, const char *name,

struct wl_array *value)

{

}

static void

handle_close(void *data, struct qt_extended_surface *qt_extended_surface)

{

SDL_WindowData *window = (SDL_WindowData *)data;

SDL_SendWindowEvent(window->sdlwindow, SDL_WINDOWEVENT_CLOSE, 0, 0);

}

static const struct qt_extended_surface_listener extended_surface_listener = {

handle_onscreen_visibility,

handle_set_generic_property,

handle_close,

};

#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */

SDL_bool

Wayland_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)

{

SDL_WindowData *data = (SDL_WindowData *) window->driverdata;

info->info.wl.display = data->waylandData->display;

info->info.wl.surface = data->surface;

info->info.wl.shell_surface = data->shell_surface;

info->subsystem = SDL_SYSWM_WAYLAND;

return SDL_TRUE;

}

void Wayland_ShowWindow(_THIS, SDL_Window *window)

{

SDL_WindowData *wind = window->driverdata;

if (window->flags & SDL_WINDOW_FULLSCREEN)

wl_shell_surface_set_fullscreen(wind->shell_surface,

WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,

0, NULL);

else

wl_shell_surface_set_toplevel(wind->shell_surface);

WAYLAND_wl_display_flush( ((SDL_VideoData*)_this->driverdata)->display );

}

void

Wayland_SetWindowFullscreen(_THIS, SDL_Window * window,

SDL_VideoDisplay * _display, SDL_bool fullscreen)

{

SDL_WindowData *wind = window->driverdata;

if (fullscreen)

wl_shell_surface_set_fullscreen(wind->shell_surface,

WL_SHELL_SURFACE_FULLSCREEN_METHOD_SCALE,

0, NULL);

else

wl_shell_surface_set_toplevel(wind->shell_surface);

WAYLAND_wl_display_flush( ((SDL_VideoData*)_this->driverdata)->display );

}

int Wayland_CreateWindow(_THIS, SDL_Window *window)

{

SDL_WindowData *data;

SDL_VideoData *c;

struct wl_region *region;

data = calloc(1, sizeof *data);

if (data == NULL)

return 0;

c = _this->driverdata;

window->driverdata = data;

if (!(window->flags & SDL_WINDOW_OPENGL)) {

SDL_GL_LoadLibrary(NULL);

window->flags |= SDL_WINDOW_OPENGL;

}

if (window->x == SDL_WINDOWPOS_UNDEFINED) {

window->x = 0;

}

if (window->y == SDL_WINDOWPOS_UNDEFINED) {

window->y = 0;

}

data->waylandData = c;

data->sdlwindow = window;

data->surface =

wl_compositor_create_surface(c->compositor);

wl_surface_set_user_data(data->surface, data);

data->shell_surface = wl_shell_get_shell_surface(c->shell,

data->surface);

#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH

if (c->surface_extension) {

data->extended_surface = qt_surface_extension_get_extended_surface(

c->surface_extension, data->surface);

}

#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */

/**

* If the user specified 0x0 as the size (turned to 1x1 by SDL_CreateWindow

* in SDL_video.c), we want to make the window fill the whole screen

**/

if (window->w == 1) {

window->w = c->screen_allocation.width;

}

if (window->h == 1) {

window->h = c->screen_allocation.height;

}

data->egl_window = WAYLAND_wl_egl_window_create(data->surface,

window->w, window->h);

/* Create the GLES window surface */

data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->egl_window);

if (data->egl_surface == EGL_NO_SURFACE) {

SDL_SetError("failed to create a window surface");

return -1;

}

if (data->shell_surface) {

wl_shell_surface_set_user_data(data->shell_surface, data);

wl_shell_surface_add_listener(data->shell_surface,

&shell_surface_listener, data);

}

#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH

if (data->extended_surface) {

qt_extended_surface_set_user_data(data->extended_surface, data);

qt_extended_surface_add_listener(data->extended_surface,

&extended_surface_listener, data);

}

#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */

region = wl_compositor_create_region(c->compositor);

wl_region_add(region, 0, 0, window->w, window->h);

wl_surface_set_opaque_region(data->surface, region);

wl_region_destroy(region);

WAYLAND_wl_display_flush(c->display);

return 0;

}

void Wayland_SetWindowSize(_THIS, SDL_Window * window)

{

SDL_VideoData *data = _this->driverdata;

SDL_WindowData *wind = window->driverdata;

struct wl_region *region;

WAYLAND_wl_egl_window_resize(wind->egl_window, window->w, window->h, 0, 0);

region =wl_compositor_create_region(data->compositor);

wl_region_add(region, 0, 0, window->w, window->h);

wl_surface_set_opaque_region(wind->surface, region);

wl_region_destroy(region);

}

void Wayland_DestroyWindow(_THIS, SDL_Window *window)

{

SDL_VideoData *data = _this->driverdata;

SDL_WindowData *wind = window->driverdata;

if (data) {

SDL_EGL_DestroySurface(_this, wind->egl_surface);

WAYLAND_wl_egl_window_destroy(wind->egl_window);

if (wind->shell_surface)

wl_shell_surface_destroy(wind->shell_surface);

#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH

if (wind->extended_surface)

qt_extended_surface_destroy(wind->extended_surface);

#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */

wl_surface_destroy(wind->surface);

SDL_free(wind);

WAYLAND_wl_display_flush(data->display);

}

window->driverdata = NULL;

}

#endif /* SDL_VIDEO_DRIVER_WAYLAND && SDL_VIDEO_OPENGL_EGL */

/* vi: set ts=4 sw=4 expandtab: */