#include "output.h"

#include "log.h"
#include "x11/x.h"
#include "x11/screen.h"

#ifdef ENABLE_WAYLAND
#include "wayland/wl.h"
#endif

const bool is_running_wayland(void) {
        char* wayland_display = getenv("WAYLAND_DISPLAY");
        return !(wayland_display == NULL);
}

const struct output output_x11 = {
        x_setup,
        x_free,

        x_win_create,
        x_win_destroy,

        x_win_show,
        x_win_hide,

        x_display_surface,
        x_win_visible,
        x_win_get_context,

        get_active_screen,

        x_is_idle,
        have_fullscreen_window
};

#ifdef ENABLE_WAYLAND
const struct output output_wl = {
        wl_init,
        wl_deinit,

        wl_win_create,
        wl_win_destroy,

        wl_win_show,
        wl_win_hide,

        wl_display_surface,
        wl_win_visible,
        wl_win_get_context,

        wl_get_active_screen,

        wl_is_idle,
        wl_have_fullscreen_window
};
#endif

const struct output* output_create(bool force_xwayland)
{
#ifdef ENABLE_WAYLAND
        if (!force_xwayland && is_running_wayland()) {
                LOG_I("Using Wayland output");
                return &output_wl;
        } else {
                LOG_I("Using X11 output");
                return &output_x11;
        }
#else
        return &output_x11;
#endif
}
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