mutter/clutter/wayland/clutter-stage-wayland.c
Rob Bradford dd64ad1e42 wayland: Support programmatically resizing the stage
This will call into Cogl and ask it to resize the framebuffer which will then
update the underlying EGL surface.
2012-01-26 14:14:13 +00:00

153 lines
4.7 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2010 Intel Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
* Authors:
* Matthew Allum
* Robert Bragg
* Kristian Høgsberg
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <glib.h>
#include "clutter-stage-wayland.h"
#include "clutter-stage-window.h"
#include <cogl/cogl.h>
static ClutterStageWindowIface *clutter_stage_window_parent_iface = NULL;
static void clutter_stage_window_iface_init (ClutterStageWindowIface *iface);
G_DEFINE_TYPE_WITH_CODE (ClutterStageWayland,
clutter_stage_wayland,
CLUTTER_TYPE_STAGE_COGL,
G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_STAGE_WINDOW,
clutter_stage_window_iface_init));
static void
handle_configure (void *data,
struct wl_shell_surface *shell_surface,
uint32_t timestamp,
uint32_t edges,
int32_t width,
int32_t height)
{
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL(data);
CoglFramebuffer *fb = COGL_FRAMEBUFFER (stage_cogl->onscreen);
if (cogl_framebuffer_get_width (fb) != width ||
cogl_framebuffer_get_height (fb) != height)
clutter_actor_queue_relayout (CLUTTER_ACTOR (stage_cogl->wrapper));
clutter_actor_set_size (CLUTTER_ACTOR (stage_cogl->wrapper),
width, height);
/* the resize process is complete, so we can ask the stage
* to set up the GL viewport with the new size
*/
clutter_stage_ensure_viewport (stage_cogl->wrapper);
}
static const struct wl_shell_surface_listener shell_surface_listener = {
handle_configure,
};
static gboolean
clutter_stage_wayland_realize (ClutterStageWindow *stage_window)
{
ClutterStageWayland *stage_wayland = CLUTTER_STAGE_WAYLAND (stage_window);
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
struct wl_surface *wl_surface;
struct wl_shell_surface *wl_shell_surface;
clutter_stage_window_parent_iface->realize (stage_window);
wl_surface = cogl_wayland_onscreen_get_surface (stage_cogl->onscreen);
wl_surface_set_user_data (wl_surface, stage_wayland);
wl_shell_surface =
cogl_wayland_onscreen_get_shell_surface (stage_cogl->onscreen);
wl_shell_surface_add_listener (wl_shell_surface,
&shell_surface_listener,
stage_wayland);
stage_wayland->wayland_surface = wl_surface;
stage_wayland->wayland_shell_surface = wl_shell_surface;
if (stage_wayland->fullscreen)
wl_shell_surface_set_fullscreen (stage_wayland->wayland_shell_surface);
return TRUE;
}
static void
clutter_stage_wayland_set_fullscreen (ClutterStageWindow *stage_window,
gboolean fullscreen)
{
ClutterStageWayland *stage_wayland = CLUTTER_STAGE_WAYLAND (stage_window);
stage_wayland->fullscreen = fullscreen;
if (!stage_wayland->wayland_shell_surface) /* Not realized yet */
return;
if (fullscreen)
wl_shell_surface_set_fullscreen (stage_wayland->wayland_shell_surface);
else
g_warning (G_STRLOC ": There is no Wayland API for un-fullscreening now");
}
static void
clutter_stage_wayland_resize (ClutterStageWindow *stage_window,
gint width,
gint height)
{
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
/* Resize preserving top left */
cogl_wayland_onscreen_resize (stage_cogl->onscreen, width, height, 0, 0);
_clutter_stage_window_redraw (stage_window);
}
static void
clutter_stage_wayland_init (ClutterStageWayland *stage_wayland)
{
}
static void
clutter_stage_window_iface_init (ClutterStageWindowIface *iface)
{
clutter_stage_window_parent_iface = g_type_interface_peek_parent (iface);
iface->realize = clutter_stage_wayland_realize;
iface->set_fullscreen = clutter_stage_wayland_set_fullscreen;
iface->resize = clutter_stage_wayland_resize;
}
static void
clutter_stage_wayland_class_init (ClutterStageWaylandClass *klass)
{
}