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Diffstat (limited to '3rdparty/SDL2/src/video/wayland/SDL_waylandmouse.c')
-rw-r--r--3rdparty/SDL2/src/video/wayland/SDL_waylandmouse.c418
1 files changed, 0 insertions, 418 deletions
diff --git a/3rdparty/SDL2/src/video/wayland/SDL_waylandmouse.c b/3rdparty/SDL2/src/video/wayland/SDL_waylandmouse.c
deleted file mode 100644
index 8dfc9eea37a..00000000000
--- a/3rdparty/SDL2/src/video/wayland/SDL_waylandmouse.c
+++ /dev/null
@@ -1,418 +0,0 @@
-/*
- Simple DirectMedia Layer
- Copyright (C) 1997-2016 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
-
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <limits.h>
-
-#include "../SDL_sysvideo.h"
-
-#include "SDL_mouse.h"
-#include "../../events/SDL_mouse_c.h"
-#include "SDL_waylandvideo.h"
-#include "SDL_waylandevents_c.h"
-
-#include "SDL_waylanddyn.h"
-#include "wayland-cursor.h"
-
-#include "SDL_assert.h"
-
-
-typedef struct {
- struct wl_buffer *buffer;
- struct wl_surface *surface;
-
- int hot_x, hot_y;
- int w, h;
-
- /* Either a preloaded cursor, or one we created ourselves */
- struct wl_cursor *cursor;
- void *shm_data;
-} Wayland_CursorData;
-
-static int
-wayland_create_tmp_file(off_t size)
-{
- static const char template[] = "/sdl-shared-XXXXXX";
- char *xdg_path;
- char tmp_path[PATH_MAX];
- int fd;
-
- xdg_path = SDL_getenv("XDG_RUNTIME_DIR");
- if (!xdg_path) {
- return -1;
- }
-
- SDL_strlcpy(tmp_path, xdg_path, PATH_MAX);
- SDL_strlcat(tmp_path, template, PATH_MAX);
-
- fd = mkostemp(tmp_path, O_CLOEXEC);
- if (fd < 0)
- return -1;
-
- if (ftruncate(fd, size) < 0) {
- close(fd);
- return -1;
- }
-
- return fd;
-}
-
-static void
-mouse_buffer_release(void *data, struct wl_buffer *buffer)
-{
-}
-
-static const struct wl_buffer_listener mouse_buffer_listener = {
- mouse_buffer_release
-};
-
-static int
-create_buffer_from_shm(Wayland_CursorData *d,
- int width,
- int height,
- uint32_t format)
-{
- SDL_VideoDevice *vd = SDL_GetVideoDevice();
- SDL_VideoData *data = (SDL_VideoData *) vd->driverdata;
- struct wl_shm_pool *shm_pool;
-
- int stride = width * 4;
- int size = stride * height;
-
- int shm_fd;
-
- shm_fd = wayland_create_tmp_file(size);
- if (shm_fd < 0)
- {
- return SDL_SetError("Creating mouse cursor buffer failed.");
- }
-
- d->shm_data = mmap(NULL,
- size,
- PROT_READ | PROT_WRITE,
- MAP_SHARED,
- shm_fd,
- 0);
- if (d->shm_data == MAP_FAILED) {
- d->shm_data = NULL;
- close (shm_fd);
- return SDL_SetError("mmap() failed.");
- }
-
- shm_pool = wl_shm_create_pool(data->shm, shm_fd, size);
- d->buffer = wl_shm_pool_create_buffer(shm_pool,
- 0,
- width,
- height,
- stride,
- format);
- wl_buffer_add_listener(d->buffer,
- &mouse_buffer_listener,
- d);
-
- wl_shm_pool_destroy (shm_pool);
- close (shm_fd);
-
- return 0;
-}
-
-static SDL_Cursor *
-Wayland_CreateCursor(SDL_Surface *surface, int hot_x, int hot_y)
-{
- SDL_Cursor *cursor;
-
- cursor = calloc(1, sizeof (*cursor));
- if (cursor) {
- SDL_VideoDevice *vd = SDL_GetVideoDevice ();
- SDL_VideoData *wd = (SDL_VideoData *) vd->driverdata;
- Wayland_CursorData *data = calloc (1, sizeof (Wayland_CursorData));
- if (!data) {
- SDL_OutOfMemory();
- free(cursor);
- return NULL;
- }
- cursor->driverdata = (void *) data;
-
- /* Assume ARGB8888 */
- SDL_assert(surface->format->format == SDL_PIXELFORMAT_ARGB8888);
- SDL_assert(surface->pitch == surface->w * 4);
-
- /* Allocate shared memory buffer for this cursor */
- if (create_buffer_from_shm (data,
- surface->w,
- surface->h,
- WL_SHM_FORMAT_ARGB8888) < 0)
- {
- free (cursor->driverdata);
- free (cursor);
- return NULL;
- }
-
- SDL_memcpy(data->shm_data,
- surface->pixels,
- surface->h * surface->pitch);
-
- data->surface = wl_compositor_create_surface(wd->compositor);
- wl_surface_set_user_data(data->surface, NULL);
-
- data->hot_x = hot_x;
- data->hot_y = hot_y;
- data->w = surface->w;
- data->h = surface->h;
- } else {
- SDL_OutOfMemory();
- }
-
- return cursor;
-}
-
-static SDL_Cursor *
-CreateCursorFromWlCursor(SDL_VideoData *d, struct wl_cursor *wlcursor)
-{
- SDL_Cursor *cursor;
-
- cursor = calloc(1, sizeof (*cursor));
- if (cursor) {
- Wayland_CursorData *data = calloc (1, sizeof (Wayland_CursorData));
- if (!data) {
- SDL_OutOfMemory();
- free(cursor);
- return NULL;
- }
- cursor->driverdata = (void *) data;
-
- data->buffer = WAYLAND_wl_cursor_image_get_buffer(wlcursor->images[0]);
- data->surface = wl_compositor_create_surface(d->compositor);
- wl_surface_set_user_data(data->surface, NULL);
- data->hot_x = wlcursor->images[0]->hotspot_x;
- data->hot_y = wlcursor->images[0]->hotspot_y;
- data->w = wlcursor->images[0]->width;
- data->h = wlcursor->images[0]->height;
- data->cursor= wlcursor;
- } else {
- SDL_OutOfMemory ();
- }
-
- return cursor;
-}
-
-static SDL_Cursor *
-Wayland_CreateDefaultCursor()
-{
- SDL_VideoDevice *device = SDL_GetVideoDevice();
- SDL_VideoData *data = device->driverdata;
-
- return CreateCursorFromWlCursor (data,
- WAYLAND_wl_cursor_theme_get_cursor(data->cursor_theme,
- "left_ptr"));
-}
-
-static SDL_Cursor *
-Wayland_CreateSystemCursor(SDL_SystemCursor id)
-{
- SDL_VideoDevice *vd = SDL_GetVideoDevice();
- SDL_VideoData *d = vd->driverdata;
-
- struct wl_cursor *cursor = NULL;
-
- switch(id)
- {
- default:
- SDL_assert(0);
- return NULL;
- case SDL_SYSTEM_CURSOR_ARROW:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "left_ptr");
- break;
- case SDL_SYSTEM_CURSOR_IBEAM:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "xterm");
- break;
- case SDL_SYSTEM_CURSOR_WAIT:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "watch");
- break;
- case SDL_SYSTEM_CURSOR_CROSSHAIR:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_WAITARROW:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "watch");
- break;
- case SDL_SYSTEM_CURSOR_SIZENWSE:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_SIZENESW:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_SIZEWE:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_SIZENS:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_SIZEALL:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- case SDL_SYSTEM_CURSOR_NO:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "xterm");
- break;
- case SDL_SYSTEM_CURSOR_HAND:
- cursor = WAYLAND_wl_cursor_theme_get_cursor(d->cursor_theme, "hand1");
- break;
- }
-
- return CreateCursorFromWlCursor(d, cursor);
-}
-
-static void
-Wayland_FreeCursor(SDL_Cursor *cursor)
-{
- Wayland_CursorData *d;
-
- if (!cursor)
- return;
-
- d = cursor->driverdata;
-
- /* Probably not a cursor we own */
- if (!d)
- return;
-
- if (d->buffer && !d->cursor)
- wl_buffer_destroy(d->buffer);
-
- if (d->surface)
- wl_surface_destroy(d->surface);
-
- /* Not sure what's meant to happen to shm_data */
- free (cursor->driverdata);
- SDL_free(cursor);
-}
-
-static int
-Wayland_ShowCursor(SDL_Cursor *cursor)
-{
- SDL_VideoDevice *vd = SDL_GetVideoDevice();
- SDL_VideoData *d = vd->driverdata;
-
- struct wl_pointer *pointer = d->pointer;
-
- if (!pointer)
- return -1;
-
- if (cursor)
- {
- Wayland_CursorData *data = cursor->driverdata;
-
- wl_pointer_set_cursor (pointer, 0,
- data->surface,
- data->hot_x,
- data->hot_y);
- wl_surface_attach(data->surface, data->buffer, 0, 0);
- wl_surface_damage(data->surface, 0, 0, data->w, data->h);
- wl_surface_commit(data->surface);
- }
- else
- {
- wl_pointer_set_cursor (pointer, 0,
- NULL,
- 0,
- 0);
- }
-
- return 0;
-}
-
-static void
-Wayland_WarpMouse(SDL_Window *window, int x, int y)
-{
- SDL_Unsupported();
-}
-
-static int
-Wayland_WarpMouseGlobal(int x, int y)
-{
- return SDL_Unsupported();
-}
-
-static int
-Wayland_SetRelativeMouseMode(SDL_bool enabled)
-{
- SDL_VideoDevice *vd = SDL_GetVideoDevice();
- SDL_VideoData *data = (SDL_VideoData *) vd->driverdata;
-
- if (enabled)
- return Wayland_input_lock_pointer(data->input);
- else
- return Wayland_input_unlock_pointer(data->input);
-}
-
-void
-Wayland_InitMouse(void)
-{
- SDL_Mouse *mouse = SDL_GetMouse();
-
- mouse->CreateCursor = Wayland_CreateCursor;
- mouse->CreateSystemCursor = Wayland_CreateSystemCursor;
- mouse->ShowCursor = Wayland_ShowCursor;
- mouse->FreeCursor = Wayland_FreeCursor;
- mouse->WarpMouse = Wayland_WarpMouse;
- mouse->WarpMouseGlobal = Wayland_WarpMouseGlobal;
- mouse->SetRelativeMouseMode = Wayland_SetRelativeMouseMode;
-
- SDL_SetDefaultCursor(Wayland_CreateDefaultCursor());
-}
-
-void
-Wayland_FiniMouse(void)
-{
- /* This effectively assumes that nobody else
- * touches SDL_Mouse which is effectively
- * a singleton */
-
- SDL_Mouse *mouse = SDL_GetMouse();
-
- /* Free the current cursor if not the same pointer as
- * the default cursor */
- if (mouse->def_cursor != mouse->cur_cursor)
- Wayland_FreeCursor (mouse->cur_cursor);
-
- Wayland_FreeCursor (mouse->def_cursor);
- mouse->def_cursor = NULL;
- mouse->cur_cursor = NULL;
-
- mouse->CreateCursor = NULL;
- mouse->CreateSystemCursor = NULL;
- mouse->ShowCursor = NULL;
- mouse->FreeCursor = NULL;
- mouse->WarpMouse = NULL;
- mouse->SetRelativeMouseMode = NULL;
-}
-#endif /* SDL_VIDEO_DRIVER_WAYLAND */