src/video/wayland/SDL_waylandwindow.c
changeset 8062 4fc5f66d63cc
child 8082 5b83ad3f01ac
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/wayland/SDL_waylandwindow.c	Sat Dec 14 20:18:43 2013 -0300
@@ -0,0 +1,192 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2013 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_config.h"
+
+#include "../SDL_sysvideo.h"
+#include "../../events/SDL_windowevents_c.h"
+#include "../SDL_egl_c.h"
+#include "SDL_waylandwindow.h"
+#include "SDL_waylandvideo.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)
+{
+}
+
+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
+};
+
+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_schedule_write(_this->driverdata);
+}
+
+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_schedule_write(_this->driverdata);
+}
+
+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);
+    data->egl_window = 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);
+    }
+
+    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_schedule_write(c);
+
+    return 0;
+}
+
+void Wayland_SetWindowSize(_THIS, SDL_Window * window)
+{
+    SDL_VideoData *data = _this->driverdata;
+    SDL_WindowData *wind = window->driverdata;
+    struct wl_region *region;
+
+    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;
+
+    window->driverdata = NULL;
+
+    if (data) {
+        SDL_EGL_DestroySurface(_this, wind->egl_surface);
+        wl_egl_window_destroy(wind->egl_window);
+
+        if (wind->shell_surface)
+            wl_shell_surface_destroy(wind->shell_surface);
+
+        wl_surface_destroy(wind->surface);
+
+        SDL_free(wind);
+        wayland_schedule_write(data);
+    }
+}
+
+/* vi: set ts=4 sw=4 expandtab: */