コード例 #1
0
static ClutterActor*
create_clutter_texture(EmpathyVideoWidget *object)
{
  EmpathyVideoWidgetPriv *priv = GET_PRIV (object);
  ClutterActor           *texture, *stage, *box;
  ClutterLayoutManager   *layout;

  stage = gtk_clutter_embed_get_stage (GTK_CLUTTER_EMBED (object));
  g_assert (stage != NULL);
  clutter_stage_set_color (CLUTTER_STAGE(stage), CLUTTER_COLOR_Black);


  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
    CLUTTER_BIN_ALIGNMENT_CENTER);
  g_assert (layout != NULL);
  box = clutter_box_new (layout);
  g_assert (box != NULL);

  clutter_container_add_actor (CLUTTER_CONTAINER (stage), box);
  priv->notify_allocation_id = g_signal_connect (stage, "notify::allocation",
    G_CALLBACK(on_stage_allocation_changed), box);


  texture = clutter_texture_new ();
  g_assert (texture != NULL);

  clutter_texture_set_keep_aspect_ratio (CLUTTER_TEXTURE (texture), TRUE);
  g_object_ref (G_OBJECT (texture));
  clutter_box_pack (CLUTTER_BOX (box), texture, NULL, NULL);

  return texture;
}
コード例 #2
0
ファイル: main.c プロジェクト: skim/lcs-desktop
static int lcs_taskbar (int *argc, char ***argv)
{
	gdk_init (argc, argv);
    lcs_clutter_enable_transparency (TRUE);
    gtk_init (argc, argv);
    if (!clutter_init (argc, argv))
    {
        fprintf (stderr, "error initializing clutter");
        exit (1);
    }
    
    ClutterActor *stage = clutter_stage_new ();
    clutter_actor_set_layout_manager (
                         stage, 
                         clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_START,
                                                 CLUTTER_BIN_ALIGNMENT_START));
    clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);
    clutter_actor_set_background_color (stage, 
                                        clutter_color_new (255, 255, 255, 96));
    ClutterActor *taskbar = lcs_taskbar_new ();    
    clutter_actor_set_margin (taskbar, 
                              lcs_clutter_margin_new_full (4, 4, 4, 4));
    
    clutter_actor_add_child (stage, taskbar);
    g_signal_connect (stage, "destroy", G_CALLBACK (on_stage_destroy), NULL);

	ClutterAction *drag = clutter_drag_action_new ();
	g_signal_connect (drag, 
	                  "drag-motion", 
	                  G_CALLBACK (on_stage_drag_motion), 
	                  NULL);
	clutter_actor_add_action_with_name (stage, "drag", drag);
	
    clutter_actor_show (stage);
    
    long stagexid = lcs_wm_get_stage_xid (CLUTTER_STAGE(stage));
	g_object_set_data (G_OBJECT (stage), "xid", GINT_TO_POINTER (stagexid));
    lcs_wm_xwindow_set_decorated (stagexid, FALSE);
    lcs_wm_xwindow_set_above (stagexid);
	lcs_wm_xwindow_set_dock (stagexid);

        
    clutter_main ();
	return (0);

}
コード例 #3
0
ファイル: cb-button.c プロジェクト: nobled/clutter
/* object init: create a private structure and pack
 * composed ClutterActors into it
 */
static void
cb_button_init (CbButton *self)
{
  CbButtonPrivate *priv;
  ClutterLayoutManager *layout;

  priv = self->priv = CB_BUTTON_GET_PRIVATE (self);

  clutter_actor_set_reactive (CLUTTER_ACTOR (self), TRUE);

  /* the only child of this actor is a ClutterBox with a
   * ClutterBinLayout: painting and allocation of the actor basically
   * involves painting and allocating this child box
   */
  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  priv->child = clutter_box_new (layout);

  /* set the parent of the ClutterBox to this instance */
  clutter_actor_set_parent (priv->child,
                            CLUTTER_ACTOR (self));

  /* add text label to the button; see the ClutterText API docs
   * for more information about available properties
   */
  priv->label = g_object_new (CLUTTER_TYPE_TEXT,
                              "line-alignment", PANGO_ALIGN_CENTER,
                              "ellipsize", PANGO_ELLIPSIZE_END,
                              NULL);

  clutter_container_add_actor (CLUTTER_CONTAINER (priv->child),
                               priv->label);

  /* add a ClutterClickAction on this actor, so we can proxy its
   * "clicked" signal into a signal from this actor
   */
  priv->click_action = clutter_click_action_new ();
  clutter_actor_add_action (CLUTTER_ACTOR (self), priv->click_action);

  g_signal_connect (priv->click_action,
                    "clicked",
                    G_CALLBACK (cb_button_clicked),
                    NULL);
}
コード例 #4
0
ファイル: st-icon.c プロジェクト: meetparikh7/gnome-shell
static void
st_icon_init (StIcon *self)
{
  ClutterLayoutManager *layout_manager;

  self->priv = ST_ICON_GET_PRIVATE (self);

  layout_manager = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FILL,
                                           CLUTTER_BIN_ALIGNMENT_FILL);
  clutter_actor_set_layout_manager (CLUTTER_ACTOR (self), layout_manager);

  self->priv->icon_size = DEFAULT_ICON_SIZE;
  self->priv->prop_icon_size = -1;

  self->priv->shadow_pipeline = NULL;
  self->priv->shadow_width = -1;
  self->priv->shadow_height = -1;
}
コード例 #5
0
ファイル: slider.c プロジェクト: foolswood/cluttered
static void slider_init(Slider *self) {
    SliderPrivate *priv;
    ClutterLayoutManager *layout;
    priv = self->priv = SLIDER_GET_PRIVATE(self);
    priv->pos = 0.5;

    layout = clutter_bin_layout_new(
        CLUTTER_BIN_ALIGNMENT_CENTER, CLUTTER_BIN_ALIGNMENT_CENTER);

    ClutterColor col = {127, 127, 127, 255};
    priv->box = clutter_actor_new();
    clutter_actor_set_background_color(priv->box, &col);
    clutter_actor_set_layout_manager(priv->box, layout);
    clutter_actor_set_reactive(CLUTTER_ACTOR(priv->box), TRUE);
    clutter_actor_add_child(CLUTTER_ACTOR(self), priv->box);

    col.red = 40;
    col.green = 40;
    col.blue = 70;
    priv->handle = clutter_actor_new();
    clutter_actor_set_background_color(priv->handle, &col);
    clutter_actor_set_layout_manager(priv->handle, layout);
    clutter_actor_set_reactive(CLUTTER_ACTOR(priv->handle), TRUE);
    clutter_actor_add_child(CLUTTER_ACTOR(self), priv->handle);

    priv->track_clicked = clutter_click_action_new();
    clutter_actor_add_action(CLUTTER_ACTOR(priv->box), priv->track_clicked);
    g_signal_connect(
        priv->track_clicked, "clicked", G_CALLBACK(slider_clicked), self);

    priv->handle_dragged = clutter_drag_action_new();
    clutter_actor_add_action(CLUTTER_ACTOR(priv->handle), priv->handle_dragged);
    g_signal_connect(
        priv->handle_dragged, "drag-motion", G_CALLBACK(handle_dragged), self);

    g_signal_connect(priv->box, "scroll-event", G_CALLBACK(scrolled), self);
    g_signal_connect(priv->handle, "scroll-event", G_CALLBACK(scrolled), self);
}
コード例 #6
0
ファイル: bin-layout.c プロジェクト: ChrisCummins/clutter
int
main (int argc, char *argv[])
{
  ClutterActor *stage, *box, *bg, *icon, *emblem, *label;
  ClutterLayoutManager *layout;
  ClutterContent *canvas, *image;
  ClutterColor *color;
  ClutterAction *action;
  GdkPixbuf *pixbuf;

  if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    return 1;

  /* prepare the stage */
  stage = clutter_stage_new ();
  clutter_stage_set_title (CLUTTER_STAGE (stage), "BinLayout");
  clutter_actor_set_background_color (stage, CLUTTER_COLOR_Aluminium2);
  clutter_actor_set_size (stage, 640, 480);
  clutter_actor_show (stage);
  g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);

  /* this is our BinLayout, with its default alignments */
  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  /* the main container; this actor will use the BinLayout to lay
   * out its children; we use the anchor point to keep it centered
   * on the same position even when we change its size
   */
  box = clutter_actor_new ();
  clutter_actor_set_layout_manager (box, layout);
  clutter_actor_add_constraint (box, clutter_align_constraint_new (stage, CLUTTER_ALIGN_BOTH, 0.5));
  clutter_actor_set_position (box, 320, 240);
  clutter_actor_set_reactive (box, TRUE);
  clutter_actor_set_name (box, "box");
  clutter_actor_add_child (stage, box);

  /* the background is drawn using a canvas content */
  canvas = clutter_canvas_new ();
  g_signal_connect (canvas, "draw", G_CALLBACK (on_canvas_draw), NULL);
  clutter_canvas_set_size (CLUTTER_CANVAS (canvas), 200, 200);

  /* this is the background actor; we want it to fill the whole
   * of the allocation given to it by its parent
   */
  bg = clutter_actor_new ();
  clutter_actor_set_name (bg, "background");
  clutter_actor_set_size (bg, 200, 200);
  clutter_actor_set_content (bg, canvas);
  clutter_actor_set_x_expand (bg, TRUE);
  clutter_actor_set_y_expand (bg, TRUE);
  clutter_actor_set_x_align (bg, CLUTTER_ACTOR_ALIGN_FILL);
  clutter_actor_set_y_align (bg, CLUTTER_ACTOR_ALIGN_FILL);
  clutter_actor_add_child (box, bg);
  /* we use the ::transitions-completed signal to get notification
   * of the end of the sizing animation; this allows us to redraw
   * the canvas only once the animation has stopped
   */
  g_signal_connect (box, "transitions-completed",
                    G_CALLBACK (redraw_canvas),
                    canvas);

  /* we use GdkPixbuf to load an image from our data directory */
  pixbuf = gdk_pixbuf_new_from_file (TESTS_DATADIR G_DIR_SEPARATOR_S "redhand.png", NULL);
  image = clutter_image_new ();
  clutter_image_set_data (CLUTTER_IMAGE (image),
                          gdk_pixbuf_get_pixels (pixbuf),
                          gdk_pixbuf_get_has_alpha (pixbuf)
                            ? COGL_PIXEL_FORMAT_RGBA_8888
                            : COGL_PIXEL_FORMAT_RGB_888,
                          gdk_pixbuf_get_width (pixbuf),
                          gdk_pixbuf_get_height (pixbuf),
                          gdk_pixbuf_get_rowstride (pixbuf),
                          NULL);
  g_object_unref (pixbuf);

  /* this is the icon; it's going to be centered inside the box actor.
   * we use the content gravity to keep the aspect ratio of the image,
   * and the scaling filters to get a better result when scaling the
   * image down.
   */
  icon = clutter_actor_new ();
  clutter_actor_set_name (icon, "icon");
  clutter_actor_set_size (icon, 196, 196);
  clutter_actor_set_x_expand (icon, TRUE);
  clutter_actor_set_y_expand (icon, TRUE);
  clutter_actor_set_x_align (icon, CLUTTER_ACTOR_ALIGN_CENTER);
  clutter_actor_set_y_align (icon, CLUTTER_ACTOR_ALIGN_CENTER);
  clutter_actor_set_content_gravity (icon, CLUTTER_CONTENT_GRAVITY_RESIZE_ASPECT);
  clutter_actor_set_content_scaling_filters (icon,
                                             CLUTTER_SCALING_FILTER_TRILINEAR,
                                             CLUTTER_SCALING_FILTER_LINEAR);
  clutter_actor_set_content (icon, image);
  clutter_actor_add_child (box, icon);

  color = clutter_color_new (g_random_int_range (0, 255),
                             g_random_int_range (0, 255),
                             g_random_int_range (0, 255),
                             224);

  /* this is the emblem: a small rectangle with a random color, that we
   * want to put in the bottom right corner
   */
  emblem = clutter_actor_new ();
  clutter_actor_set_name (emblem, "emblem");
  clutter_actor_set_size (emblem, 48, 48);
  clutter_actor_set_background_color (emblem, color);
  clutter_actor_set_x_expand (emblem, TRUE);
  clutter_actor_set_y_expand (emblem, TRUE);
  clutter_actor_set_x_align (emblem, CLUTTER_ACTOR_ALIGN_END);
  clutter_actor_set_y_align (emblem, CLUTTER_ACTOR_ALIGN_END);
  clutter_actor_set_reactive (emblem, TRUE);
  clutter_actor_set_opacity (emblem, 0);
  clutter_actor_add_child (box, emblem);
  clutter_color_free (color);

  /* when clicking on the emblem, we want to perform an action */
  action = clutter_click_action_new ();
  clutter_actor_add_action (emblem, action);
  g_signal_connect (action, "clicked", G_CALLBACK (on_emblem_clicked), box);
  g_signal_connect (action, "long-press", G_CALLBACK (on_emblem_long_press), box);

  /* whenever the pointer enters the box, we show the emblem; we hide
   * the emblem when the pointer leaves the box
   */
  g_signal_connect (box,
                    "enter-event", G_CALLBACK (on_box_enter),
                    emblem);
  g_signal_connect (box,
                    "leave-event", G_CALLBACK (on_box_leave),
                    emblem);

  /* a label, that we want to position at the top and center of the box */
  label = clutter_text_new ();
  clutter_actor_set_name (label, "text");
  clutter_text_set_text (CLUTTER_TEXT (label), "A simple test");
  clutter_actor_set_x_expand (label, TRUE);
  clutter_actor_set_x_align (label, CLUTTER_ACTOR_ALIGN_CENTER);
  clutter_actor_set_y_expand (label, TRUE);
  clutter_actor_set_y_align (label, CLUTTER_ACTOR_ALIGN_START);
  clutter_actor_add_child (box, label);

  clutter_main ();

  return EXIT_SUCCESS;
}
コード例 #7
0
ファイル: player.c プロジェクト: rzr/gnome-initial-setup
int
main (int argc, char *argv[])
{
  ClutterActor *video;

  /* So we can fade out at the end. */
  clutter_x11_set_use_argb_visual (TRUE);

  if (clutter_gst_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    return EXIT_FAILURE;

  if (argc < 2)
    {
      g_print ("Usage: %s [OPTIONS] <video file>\n", argv[0]);
      return EXIT_FAILURE;
    }

  if (!clutter_color_from_string (&bg_color, BG_COLOR))
    {
      g_warning ("Invalid BG_COLOR");
      exit (1);
    }

  stage = clutter_stage_new ();

  /* Clutter's full-screening code does not allow us to
   * set both that and _NET_WM_STATE_ABOVE, so do the state
   * management ourselves for now. */
#if 0
  clutter_stage_set_fullscreen (CLUTTER_STAGE (stage), TRUE);
#endif

  /* Clutter will set maximum size restrictions (meaning not
   * full screen) unless I set this. */
  clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), TRUE);

  clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);

  clutter_actor_set_background_color (stage, &bg_color);
  clutter_actor_set_layout_manager (stage,
                                    clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
                                                            CLUTTER_BIN_ALIGNMENT_FIXED));

  clutter_actor_realize (stage);
  set_above_and_fullscreen ();

  video = clutter_gst_video_texture_new ();
  clutter_actor_set_x_expand (video, TRUE);
  clutter_actor_set_y_expand (video, TRUE);
  clutter_actor_set_x_align (video, CLUTTER_ACTOR_ALIGN_CENTER);
  clutter_actor_set_y_align (video, CLUTTER_ACTOR_ALIGN_CENTER);
  set_idle_material (CLUTTER_GST_VIDEO_TEXTURE (video));

  g_signal_connect (video,
                    "eos",
                    G_CALLBACK (on_video_texture_eos),
                    NULL);

  g_signal_connect (stage,
                    "destroy",
                    G_CALLBACK (clutter_main_quit),
                    NULL);

  clutter_media_set_filename (CLUTTER_MEDIA (video), argv[1]);
  clutter_stage_hide_cursor (CLUTTER_STAGE (stage));

  clutter_actor_add_child (stage, video);

  g_signal_connect (stage, "key-press-event", G_CALLBACK (key_press_cb), NULL);

  clutter_media_set_playing (CLUTTER_MEDIA (video), TRUE);
  clutter_actor_show (stage);
  clutter_main ();

  return EXIT_SUCCESS;
}
コード例 #8
0
ファイル: ipLocationWidget.old.c プロジェクト: jsdir/_
int
main (int argc, char *argv[])
{
	ClutterActor *stage, *box, *bg, *bg2, *inset, *labelContainer,
	             *contentContainer, *labelbg, *fixed, *upper, *lower, *lowerInner;
	ClutterLayoutManager *layout, *labelContainer_l, *layoutFixed;
	ClutterTimeline *timeline;
	ClutterContent *canvas, *canvas1;

	ClutterColor color_with_trans = {0,0,0,0};
	clutter_x11_set_use_argb_visual (TRUE);

	if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
	    return (1);

	/* prepare the stage */
	stage = clutter_stage_new ();
	clutter_stage_set_use_alpha (CLUTTER_STAGE (stage), TRUE);
	clutter_stage_set_color (CLUTTER_STAGE (stage), &color_with_trans);
	clutter_stage_set_title (CLUTTER_STAGE (stage), "IPLocation Database");
	clutter_actor_set_background_color (stage, CLUTTER_COLOR_WHITE);
	clutter_actor_set_size (stage, 648, 246);
	clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), TRUE);
	clutter_actor_show (stage);
	g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);

	layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
			CLUTTER_BIN_ALIGNMENT_CENTER);

	box = clutter_actor_new ();
	clutter_actor_add_constraint (box, clutter_bind_constraint_new (stage, CLUTTER_BIND_SIZE, 0.0));
	clutter_actor_set_background_color (box, CLUTTER_COLOR_WHITE);
	clutter_actor_set_layout_manager (box, layout);
	clutter_actor_add_constraint (box, clutter_align_constraint_new (stage, CLUTTER_ALIGN_X_AXIS, 1));
	clutter_actor_set_name (box, "box");
	clutter_actor_add_child (stage, box);


	bg = clutter_actor_new ();
	//clutter_actor_set_background_color (bg, clutter_color_new (50, 50, 50, 255));
	clutter_actor_set_name (bg, "background");
	clutter_actor_set_reactive (bg, TRUE);
	//clutter_actor_set_x_expand (bg, TRUE);
	//clutter_actor_set_y_expand (bg, TRUE);
	clutter_actor_set_x_align (bg, CLUTTER_ACTOR_ALIGN_END);
	clutter_actor_set_y_align (bg, CLUTTER_ACTOR_ALIGN_FILL);
	canvas1 = clutter_canvas_new ();
	clutter_canvas_set_size (CLUTTER_CANVAS (canvas1), 300, 300);
	clutter_actor_set_content (bg, canvas1);
	/*clutter_actor_set_content_scaling_filters (bg2,
		 CLUTTER_SCALING_FILTER_TRILINEAR,
		 CLUTTER_SCALING_FILTER_LINEAR);*/
	g_object_unref (canvas1);
	clutter_actor_add_child (box, bg);


	bg2 = clutter_actor_new ();
	//clutter_actor_set_background_color (bg2, clutter_color_new (0, 100, 100, 255*.5));
	clutter_actor_set_name (bg2, "background");
	clutter_actor_set_reactive (bg2, TRUE);
	clutter_actor_set_size (bg2, 0, 0);
	//clutter_actor_set_x_expand (bg2, TRUE);
	//clutter_actor_set_y_expand (bg2, TRUE);
	clutter_actor_set_x_align (bg2, CLUTTER_ACTOR_ALIGN_END);
	clutter_actor_set_y_align (bg2, CLUTTER_ACTOR_ALIGN_FILL);
	clutter_actor_set_clip_to_allocation(bg2, TRUE);
	clutter_actor_add_child (box, bg2);
	clutter_actor_set_layout_manager (bg2, clutter_box_layout_new ());
	canvas = clutter_canvas_new ();
	clutter_canvas_set_size (CLUTTER_CANVAS (canvas), 300, 300);
	clutter_actor_set_content (bg2, canvas);
	/*clutter_actor_set_content_scaling_filters (bg2,
		 CLUTTER_SCALING_FILTER_TRILINEAR,
		 CLUTTER_SCALING_FILTER_LINEAR);*/
	g_object_unref (canvas);


	inset = clutter_actor_new ();
	//clutter_actor_set_background_color (inset, clutter_color_new (255, 0, 0, 255));
	clutter_actor_set_name (inset, "inset");
	clutter_actor_set_reactive (inset, TRUE);


	clutter_actor_set_margin_top (inset, 18);
	clutter_actor_set_margin_right (inset, 18);
	clutter_actor_set_margin_bottom (inset, 18);
	clutter_actor_set_margin_left (inset, 48);
	//clutter_actor_set_x_expand (inset, TRUE);
	//clutter_actor_set_y_expand (inset, TRUE);
	clutter_actor_set_x_align (inset, CLUTTER_ACTOR_ALIGN_FILL);
	clutter_actor_set_y_align (inset, CLUTTER_ACTOR_ALIGN_FILL);
	clutter_actor_set_clip_to_allocation(inset, TRUE);
	clutter_actor_add_child (bg2, inset);


	layout = clutter_box_layout_new ();
	clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (layout),
	                                    TRUE);
	clutter_box_layout_set_spacing (CLUTTER_BOX_LAYOUT (layout), 5);
	clutter_actor_set_layout_manager (inset, layout);


	labelContainer = clutter_actor_new ();
	clutter_actor_set_size (labelContainer, 0, 35);
	//clutter_actor_set_background_color (labelContainer, clutter_color_new (34, 134, 158, 255));
	clutter_actor_set_name (labelContainer, "labelContainer");
	clutter_actor_set_reactive (labelContainer, TRUE);
	//clutter_actor_set_x_expand (labelContainer, TRUE);
	//clutter_actor_set_y_expand (labelContainer, TRUE);
	clutter_actor_add_child (inset, labelContainer);

	labelContainer_l = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
			CLUTTER_BIN_ALIGNMENT_CENTER);
	clutter_actor_set_layout_manager (labelContainer, labelContainer_l);


	labelbg = clutter_actor_new ();
	clutter_actor_set_background_color (labelbg, clutter_color_new (34, 134, 158, 255));
	clutter_actor_set_name (labelbg, "labelbg");
	//clutter_actor_set_x_expand (labelbg, TRUE);
	clutter_actor_set_size (labelbg, 0, 35);
	clutter_actor_set_x_align (labelbg, CLUTTER_ACTOR_ALIGN_START);
	clutter_actor_set_y_align (labelbg, CLUTTER_ACTOR_ALIGN_FILL);
	clutter_actor_add_child (labelContainer, labelbg);


	contentContainer = clutter_actor_new ();
	clutter_actor_set_size (contentContainer, 0, 0);

	clutter_actor_set_background_color (contentContainer, clutter_color_new (0.290196*255, 0.427451*255, 0.462745*255, 255));
	clutter_actor_set_name (contentContainer, "labelContainer");
	//clutter_actor_set_x_expand (contentContainer, TRUE);
	//clutter_actor_set_y_expand (contentContainer, TRUE);
	clutter_actor_set_layout_manager (contentContainer, clutter_fixed_layout_new ());
	clutter_actor_add_child (inset, contentContainer);

	fixed = clutter_actor_new ();
	clutter_actor_set_background_color (fixed, clutter_color_new (9, 53, 71, 255));
	clutter_actor_set_name (fixed, "fixed");
	clutter_actor_set_size (fixed, 582, 210-40);
	clutter_actor_set_position (fixed, 582, 0);
	layoutFixed = clutter_box_layout_new ();
	clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (layoutFixed),
		                                TRUE);
	clutter_box_layout_set_spacing (CLUTTER_BOX_LAYOUT (layoutFixed), 8);
	clutter_actor_set_layout_manager (fixed, layoutFixed);
	clutter_actor_add_child (contentContainer, fixed);


	//------------------------------------------------------------------------//

	lower = clutter_actor_new ();
	clutter_actor_set_size (lower, 0, 0);
	clutter_actor_set_name (lower, "lower");
	//clutter_actor_set_x_expand (lower, TRUE);
	//clutter_actor_set_y_expand (lower, TRUE);
	clutter_actor_set_margin_right (lower, 8);
	clutter_actor_set_margin_top (lower, 8);
	clutter_actor_set_margin_left (lower, 8);
	clutter_actor_set_layout_manager (lower, clutter_fixed_layout_new ());
	clutter_actor_set_clip_to_allocation(lower, TRUE);
	clutter_actor_add_child (fixed, lower);

	lowerInner = clutter_actor_new ();
	clutter_actor_set_background_color (lowerInner, clutter_color_new (255, 255, 255, 30));
	clutter_actor_set_name (lowerInner, "fixed");
	clutter_actor_set_size (lowerInner, 566, 113);
	clutter_actor_set_position (lowerInner, 566, 0);
	clutter_actor_add_child (lower, lowerInner);


	upper = clutter_actor_new ();
	clutter_actor_set_size (upper, 0, 33);
	clutter_actor_set_name (upper, "upper");
	clutter_actor_set_x_expand (upper, TRUE);
	//clutter_actor_set_y_expand (upper, TRUE);
	clutter_actor_set_margin_bottom (upper, 8);
	clutter_actor_set_margin_right (upper, 8);
	clutter_actor_set_margin_left (upper, 8);
	//clutter_actor_set_layout_manager (upper, clutter_fixed_layout_new ());
	clutter_actor_add_child (fixed, upper);


	timeline = clutter_timeline_new (57/24.*1000);
	clutter_timeline_add_marker_at_time(timeline, "first", (40-35)/24.*1000);
	clutter_timeline_add_marker_at_time(timeline, "second", (46-35)/24.*1000);
	clutter_timeline_add_marker_at_time(timeline, "third", (51-35)/24.*1000);
	clutter_timeline_add_marker_at_time(timeline, "fourth", (52-35)/24.*1000);
	clutter_timeline_add_marker_at_time(timeline, "fifth", (58-35)/24.*1000);

	g_signal_connect (timeline, "marker-reached::first", G_CALLBACK (plate1anim), bg);
	g_signal_connect (timeline, "marker-reached::second", G_CALLBACK (plate2anim), bg2);
	g_signal_connect (timeline, "marker-reached::third", G_CALLBACK (plate3anim), labelbg);
	g_signal_connect (timeline, "marker-reached::fourth", G_CALLBACK (plate4anim), fixed);
	g_signal_connect (timeline, "marker-reached::fifth", G_CALLBACK (plate5anim), lowerInner);
	g_signal_connect (canvas1, "draw", G_CALLBACK (draw_1), NULL);
	g_signal_connect (bg, "paint", G_CALLBACK (on_actor_resize), canvas);
	g_signal_connect (canvas, "draw", G_CALLBACK (draw), NULL);
	g_signal_connect (bg2, "paint", G_CALLBACK (on_actor_resize), canvas);


	clutter_content_invalidate (canvas);

	clutter_timeline_start (timeline);
	clutter_main ();

	return (EXIT_SUCCESS);
}
コード例 #9
0
ファイル: textures-crossfade.c プロジェクト: nobled/clutter
int
main (int argc, char *argv[])
{
  GError *error = NULL;

  /* UI */
  ClutterActor *stage;
  ClutterLayoutManager *layout;
  ClutterActor *box;
  ClutterActor *top, *bottom;
  ClutterState *transitions;

  clutter_init_with_args (&argc, &argv,
                          " - cross-fade", entries,
                          NULL,
                          NULL);

  if (source == NULL || target == NULL)
    {
      g_print ("Usage: %s -s <source> -t <target> [-d <duration>]\n", argv[0]);
      exit (EXIT_FAILURE);
    }

  clutter_init (&argc, &argv);

  stage = clutter_stage_get_default ();
  clutter_stage_set_title (CLUTTER_STAGE (stage), "cross-fade");
  clutter_actor_set_size (stage, 400, 300);
  clutter_actor_show (stage);
  g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);

  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  box = clutter_box_new (layout);
  clutter_actor_set_size (box, 400, 300);

  bottom = clutter_texture_new ();
  top = clutter_texture_new ();

  clutter_container_add_actor (CLUTTER_CONTAINER (box), bottom);
  clutter_container_add_actor (CLUTTER_CONTAINER (box), top);
  clutter_container_add_actor (CLUTTER_CONTAINER (stage), box);

  /* load the first image into the bottom */
  load_image (CLUTTER_TEXTURE (bottom), source);

  /* load the second image into the top */
  load_image (CLUTTER_TEXTURE (top), target);

  /* animations */
  transitions = clutter_state_new ();
  clutter_state_set (transitions, NULL, "show-bottom",
                     top, "opacity", CLUTTER_LINEAR, 0,
                     bottom, "opacity", CLUTTER_LINEAR, 255,
                     NULL);
  clutter_state_set (transitions, NULL, "show-top",
                     top, "opacity", CLUTTER_EASE_IN_CUBIC, 255,
                     bottom, "opacity", CLUTTER_EASE_IN_CUBIC, 0,
                     NULL);
  clutter_state_set_duration (transitions, NULL, NULL, duration);

  /* make the bottom opaque and top transparent */
  clutter_state_warp_to_state (transitions, "show-bottom");

  /* on key press, fade in the top texture and fade out the bottom texture */
  g_signal_connect (stage,
                    "key-press-event",
                    G_CALLBACK (start_animation),
                    transitions);

  clutter_actor_show (stage);

  clutter_main ();

  g_object_unref (transitions);

  if (error != NULL)
    g_error_free (error);

  return EXIT_SUCCESS;
}
コード例 #10
0
ファイル: layouts-stacking.c プロジェクト: Distrotech/clutter
int
main (int argc, char *argv[])
{
  ClutterLayoutManager *layout;
  ClutterActor *box;
  ClutterActor *stage;
  ClutterActor *texture;
  CoglHandle *cogl_texture;
  GError *error = NULL;
  gfloat width;

  const gchar *filename = "redhand.png";

  if (argc > 1)
    filename = argv[1];

  if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    return 1;

  stage = clutter_stage_new ();
  clutter_actor_set_size (stage, STAGE_SIDE, STAGE_SIDE);
  g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);

  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  box = clutter_actor_new ();
  clutter_actor_set_layout_manager (box, layout);
  clutter_actor_set_background_color (box, &box_color);

  texture = clutter_texture_new_from_file (filename, &error);

  if (error != NULL)
    g_error ("Error loading file %s; message was:\n%s",
             filename,
             error->message);

  /*
   * get a reference to the underlying Cogl texture
   * for copying onto each Clutter texture placed into the layout
   */
  cogl_texture = clutter_texture_get_cogl_texture (CLUTTER_TEXTURE (texture));

  /*
   * add gradually turning and shrinking textures,
   * smallest one last; each actor ends up on top
   * of the one added just before it
   */
  for (width = STAGE_SIDE * 0.75; width >= STAGE_SIDE * 0.0625; width -= STAGE_SIDE * 0.0625)
    {
      ClutterActor *texture_copy = clutter_texture_new ();
      clutter_texture_set_cogl_texture (CLUTTER_TEXTURE (texture_copy),
                                        cogl_texture);
      clutter_texture_set_keep_aspect_ratio (CLUTTER_TEXTURE (texture_copy),
                                             TRUE);
      clutter_actor_set_z_rotation_from_gravity (texture_copy,
                                                 (gfloat)(width * 0.5) - (STAGE_SIDE * 0.03125),
                                                 CLUTTER_GRAVITY_CENTER);
      clutter_actor_set_width (texture_copy, width);
      clutter_actor_add_child (box, texture_copy);
    }

  clutter_actor_add_constraint (box, clutter_align_constraint_new (stage, CLUTTER_ALIGN_BOTH, 0.5));
  clutter_actor_add_child (stage, box);

  clutter_actor_show (stage);

  clutter_main ();

  return 0;
}
コード例 #11
0
	WindowPanel::WindowPanel()
		: auto_hide_(false) {
		ClutterLayoutManager * main_layout = clutter_bin_layout_new(CLUTTER_BIN_ALIGNMENT_FIXED,
		                                                            CLUTTER_BIN_ALIGNMENT_FIXED);
		actor_ = clutter_box_new(main_layout);

		ClutterActor * menu = clutter_cairo_texture_new(110, 22);
		clutter_actor_set_position(menu, 10.0f, 0.0f);

		cairo_t * context = clutter_cairo_texture_create(CLUTTER_CAIRO_TEXTURE(menu));

		cairo_move_to(context, 0.0, 0.0);
		cairo_line_to(context, 0.0, 19.0);
		cairo_curve_to(context, 1.0, 21.0, 2.0, 22.0, 3.0, 22.0);
		cairo_line_to(context, 107.0, 22.0);
		cairo_curve_to(context, 108.0, 22.0, 109.0, 21.0, 110.0, 19.0);
		cairo_line_to(context, 110.0, 0.0);
		cairo_close_path(context);
		cairo_set_source_rgb(context, 0.8, 0.8, 0.8);
		cairo_fill_preserve(context);
		cairo_set_line_width(context, 1.0);
		cairo_set_source_rgb(context, 0.0, 0.0, 0.0);
		cairo_stroke(context);

		cairo_select_font_face(context, "Sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
		cairo_set_font_size(context, 12.0);

		cairo_text_extents_t extents;
		cairo_text_extents(context, DISPLAY_NAME, &extents);
		cairo_move_to(context, 55.0 - ((extents.width / 2.0) + extents.x_bearing),
		              11.0 - ((extents.height / 2.0) + extents.y_bearing));

		cairo_text_path(context, DISPLAY_NAME);
		cairo_set_source_rgb(context, 0.0, 0.0, 0.0);
		cairo_fill(context);

		cairo_destroy(context);

		clutter_box_pack(CLUTTER_BOX(actor_), menu, NULL, NULL);

		ClutterLayoutManager * controls_layout = clutter_box_layout_new();
		clutter_box_layout_set_spacing(CLUTTER_BOX_LAYOUT(controls_layout), 10u);
		ClutterActor * controls = clutter_box_new(controls_layout);
		clutter_actor_add_constraint(controls, clutter_align_constraint_new(clutter_stage_get_default(),
		                             CLUTTER_ALIGN_X_AXIS, 0.95f));
		clutter_actor_add_constraint(controls, clutter_bind_constraint_new(clutter_stage_get_default(),
		                             CLUTTER_BIND_Y, 5.0f));

		fullscreen_button_ = clutter_cairo_texture_new(18, 16);
		clutter_actor_set_reactive(fullscreen_button_, TRUE);
		g_signal_connect(fullscreen_button_, "button-press-event", G_CALLBACK(fullscreen_clicked_cb), this);
		g_signal_connect(fullscreen_button_, "enter-event", G_CALLBACK(actor_highlight_on_cb), fullscreen_button_);
		g_signal_connect(fullscreen_button_, "leave-event", G_CALLBACK(actor_highlight_off_cb), fullscreen_button_);
		clutter_box_pack(CLUTTER_BOX(controls), fullscreen_button_, NULL, NULL);

		close_button_ = clutter_cairo_texture_new(15, 15);

		context = clutter_cairo_texture_create(CLUTTER_CAIRO_TEXTURE(close_button_));

		cairo_move_to(context, 1.0, 3.0);
		cairo_line_to(context, 3.0, 1.0);
		cairo_line_to(context, 8.0, 6.0);
		cairo_line_to(context, 13.0, 1.0);
		cairo_line_to(context, 15.0, 3.0);
		cairo_line_to(context, 10.0, 8.0);
		cairo_line_to(context, 15.0, 13.0);
		cairo_line_to(context, 13.0, 15.0);
		cairo_line_to(context, 8.0, 10.0);
		cairo_line_to(context, 3.0, 15.0);
		cairo_line_to(context, 1.0, 13.0);
		cairo_line_to(context, 6.0, 8.0);
		cairo_close_path(context);
		cairo_set_source_rgb(context, 1.0, 1.0, 1.0);
		cairo_fill_preserve(context);
		cairo_set_line_width(context, 1.0);
		cairo_set_source_rgb(context, 0.0, 0.0, 0.0);
		cairo_stroke(context);

		cairo_destroy(context);

		clutter_actor_set_reactive(close_button_, TRUE);
		g_signal_connect(close_button_, "button-press-event", G_CALLBACK(close_clicked_cb), NULL);
		g_signal_connect(close_button_, "enter-event", G_CALLBACK(actor_highlight_on_cb), close_button_);
		g_signal_connect(close_button_, "leave-event", G_CALLBACK(actor_highlight_off_cb), close_button_);
		clutter_box_pack(CLUTTER_BOX(controls), close_button_, NULL, NULL);

		draw_window_controls();

		clutter_box_pack(CLUTTER_BOX(actor_), controls, NULL, NULL);

		g_signal_connect(clutter_stage_get_default(), "fullscreen", G_CALLBACK(fullscreen_status_changed_cb), this);
		g_signal_connect(clutter_stage_get_default(), "unfullscreen", G_CALLBACK(fullscreen_status_changed_cb), this);
		g_signal_connect(clutter_stage_get_default(), "motion-event", G_CALLBACK(show_panel_cb), this);
	}
コード例 #12
0
ファイル: user_interface.c プロジェクト: phako/snappy
static void
load_controls (UserInterface * ui)
{
  // Check icon files exist
  gchar *vid_panel_png;
  gchar *icon_files[6];
  gchar *duration_str;
  gint c;
  ClutterColor control_color1 = { 0x12, 0x12, 0x12, 0xff };
  ClutterColor control_color2 = { 0xcc, 0xcc, 0xcc, 0xff };
  ClutterLayoutManager *controls_layout;
  ClutterLayoutManager *main_box_layout;
  ClutterLayoutManager *info_box_layout;
  ClutterLayoutManager *bottom_box_layout;
  ClutterLayoutManager *volume_box_layout;
  ClutterLayoutManager *seek_box_layout;
  ClutterLayoutManager *vol_int_box_layout;
  ClutterActor *seek_box;
  ClutterActor *bottom_box;
  ClutterActor *vol_int_box;
  GError *error = NULL;

  vid_panel_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR, "/vid-panel.png");
  ui->play_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR,
      "/media-actions-start.png");
  ui->pause_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR,
      "/media-actions-pause.png");
  ui->volume_low_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR,
      "/audio-volume-low.png");
  ui->volume_high_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR,
      "/audio-volume-high.png");
  ui->segment_png = g_strdup_printf ("%s%s", SNAPPY_DATA_DIR,
      "/media-actions-segment-point.png");

  icon_files[0] = vid_panel_png;
  icon_files[1] = ui->play_png;
  icon_files[2] = ui->pause_png;
  icon_files[3] = ui->volume_low_png;
  icon_files[4] = ui->volume_high_png;
  icon_files[5] = ui->segment_png;

  for (c = 0; c < 6; c++) {
    if (!g_file_test (icon_files[c], G_FILE_TEST_EXISTS)) {
      g_print ("Icon file doesn't exist, are you sure you have "
          " installed snappy correctly?\nThis file needed is: %s\n",
          icon_files[c]);
    }
  }

  // Controls layout management
  controls_layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
      CLUTTER_BIN_ALIGNMENT_FIXED);
  ui->control_box = clutter_box_new (controls_layout);

  // Controls background
  ui->control_bg = clutter_texture_new_from_file (vid_panel_png, &error);
  if (!ui->control_bg && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }

  g_free (vid_panel_png);
  clutter_container_add_actor (CLUTTER_CONTAINER (ui->control_box),
      ui->control_bg);

  // Controls play toggle
  main_box_layout = clutter_box_layout_new ();
  clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (main_box_layout), FALSE);
  ui->main_box = clutter_box_new (main_box_layout);

  ui->control_play_toggle =
      clutter_texture_new_from_file (ui->pause_png, &error);
  if (!ui->control_play_toggle && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }

  clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (main_box_layout),
      ui->control_play_toggle,
      FALSE,                            /* expand */
      FALSE,                            /* x-fill */
      FALSE,                            /* y-fill */
      CLUTTER_BOX_ALIGNMENT_START,      /* x-align */
      CLUTTER_BOX_ALIGNMENT_CENTER);    /* y-align */
  clutter_container_add_actor (CLUTTER_CONTAINER (ui->control_box),
      ui->main_box);
  g_assert (ui->control_bg && ui->control_play_toggle);

  // Controls title
  info_box_layout = clutter_box_layout_new ();
  clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (info_box_layout), TRUE);

  ui->info_box = clutter_box_new (info_box_layout);

  ui->control_title = clutter_text_new_full ("Sans 32px",
      cut_long_filename (ui->filename, ui->title_length), &control_color1);
  clutter_text_set_max_length (CLUTTER_TEXT (ui->control_title),
      ui->title_length);
  clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (info_box_layout),
      ui->control_title,
      TRUE,                             /* expand */
      FALSE,                            /* x-fill */
      FALSE,                            /* y-fill */
      CLUTTER_BOX_ALIGNMENT_CENTER,     /* x-align */
      CLUTTER_BOX_ALIGNMENT_START);     /* y-align */

  // Controls seek
  seek_box_layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
      CLUTTER_BIN_ALIGNMENT_FIXED);
  seek_box = clutter_box_new (seek_box_layout);

  // In point
  ui->in_point = clutter_texture_new_from_file (ui->segment_png, &error);
  if (!ui->in_point && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }
  clutter_container_add_actor (CLUTTER_CONTAINER (seek_box), ui->in_point);

  // background box rectangle shows as the border
  ui->control_seek1 = clutter_rectangle_new_with_color (&control_color1);
  clutter_container_add_actor (CLUTTER_CONTAINER (seek_box), ui->control_seek1);

  // smaller background rectangle inside seek1 to create a border
  ui->control_seek2 = clutter_rectangle_new_with_color (&control_color2);
  clutter_container_add_actor (CLUTTER_CONTAINER (seek_box), ui->control_seek2);

  // progress rectangle
  ui->control_seekbar = clutter_rectangle_new_with_color (&control_color1);
  clutter_container_add_actor (CLUTTER_CONTAINER (seek_box),
      ui->control_seekbar);

  clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (info_box_layout), seek_box,
      TRUE,                             /* expand */
      FALSE,                            /* x-fill */
      FALSE,                            /* y-fill */
      CLUTTER_BOX_ALIGNMENT_CENTER,     /* x-align */
      CLUTTER_BOX_ALIGNMENT_CENTER);    /* y-align */

  // Out point
  ui->out_point = clutter_texture_new_from_file (ui->segment_png, &error);
  if (!ui->out_point && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }
  clutter_container_add_actor (CLUTTER_CONTAINER (seek_box), ui->out_point);

  // Controls bottom box
  bottom_box_layout = clutter_box_layout_new ();
  clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (bottom_box_layout),
      FALSE);
  bottom_box = clutter_box_new (bottom_box_layout);

  // Controls volume box
  volume_box_layout = clutter_box_layout_new ();
  clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (volume_box_layout),
      FALSE);
  clutter_box_layout_set_spacing (CLUTTER_BOX_LAYOUT (volume_box_layout), 0);
  ui->volume_box = clutter_box_new (volume_box_layout);

  clutter_box_pack (CLUTTER_BOX (bottom_box), ui->volume_box,
      "x-align", CLUTTER_BOX_ALIGNMENT_START, "expand", TRUE, NULL);

  // Controls volume low
  ui->volume_low = clutter_texture_new_from_file (ui->volume_low_png, &error);
  if (!ui->volume_low && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }
  clutter_box_pack (CLUTTER_BOX (ui->volume_box), ui->volume_low, "x-align",
      CLUTTER_BOX_ALIGNMENT_START, NULL);

  // Controls volume intensity
  vol_int_box_layout =
      clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
      CLUTTER_BIN_ALIGNMENT_FIXED);
  vol_int_box = clutter_box_new (vol_int_box_layout);

  ui->vol_int_bg = clutter_rectangle_new_with_color (&control_color1);
  clutter_container_add_actor (CLUTTER_CONTAINER (vol_int_box), ui->vol_int_bg);

  ui->vol_int = clutter_rectangle_new_with_color (&control_color1);
  clutter_container_add_actor (CLUTTER_CONTAINER (vol_int_box), ui->vol_int);

  clutter_box_pack (CLUTTER_BOX (ui->volume_box), vol_int_box,
      "x-fill", FALSE,
      "y-fill", FALSE, "y-align", CLUTTER_BOX_ALIGNMENT_CENTER, NULL);

  // Controls volume high
  ui->volume_high = clutter_texture_new_from_file (ui->volume_high_png, &error);
  if (!ui->volume_high && error)
    g_debug ("Clutter error: %s\n", error->message);
  if (error) {
    g_error_free (error);
    error = NULL;
  }
  clutter_box_pack (CLUTTER_BOX (ui->volume_box), ui->volume_high, "x-align",
      CLUTTER_BOX_ALIGNMENT_END, NULL);

  // Controls position text
  duration_str = g_strdup_printf ("   0:00:00/%s", ui->duration_str);
  ui->control_pos = clutter_text_new_full ("Sans 22px", duration_str,
      &control_color1);
  clutter_box_pack (CLUTTER_BOX (bottom_box), ui->control_pos,
      "x-align", CLUTTER_BOX_ALIGNMENT_END, "expand", TRUE, NULL);

  clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (info_box_layout), bottom_box,
      TRUE,                             /* expand */
      FALSE,                            /* x-fill */
      FALSE,                            /* y-fill */
      CLUTTER_BOX_ALIGNMENT_CENTER,     /* x-align */
      CLUTTER_BOX_ALIGNMENT_END);       /* y-align */

  clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (main_box_layout), ui->info_box,
      FALSE,                            /* expand */
      TRUE,                             /* x-fill */
      FALSE,                            /* y-fill */
      CLUTTER_BOX_ALIGNMENT_END,        /* x-align */
      CLUTTER_BOX_ALIGNMENT_CENTER);    /* y-align */

  clutter_actor_lower_bottom (ui->control_bg);

  size_change (CLUTTER_STAGE (ui->stage), ui);
}
コード例 #13
0
int
main (int argc, char *argv[])
{
  ClutterActor *stage;
  ClutterLayoutManager *layout;
  ClutterActor *box;
  ClutterActor *rect;
  ClutterActor *text;
  ClutterState *transitions;

  if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    return 1;

  stage = clutter_stage_new ();
  clutter_stage_set_title (CLUTTER_STAGE (stage), "btn");
  clutter_actor_set_background_color (stage, &stage_color);
  g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);

  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FILL,
                                   CLUTTER_BIN_ALIGNMENT_FILL);

  box = clutter_actor_new ();
  clutter_actor_set_layout_manager (box, layout);
  clutter_actor_set_position (box, 25, 25);
  clutter_actor_set_reactive (box, TRUE);
  clutter_actor_set_size (box, 100, 30);

  /* background for the button */
  rect = clutter_rectangle_new_with_color (&yellow);
  clutter_actor_add_child (box, rect);

  /* text for the button */
  text = clutter_text_new_full ("Sans 10pt", "Hover me", &white);

  /*
   * NB don't set the height, so the actor assumes the height of the text;
   * then when added to the bin layout, it gets centred on it;
   * also if you don't set the width, the layout goes gets really wide;
   * the 10pt text fits inside the 30px height of the rectangle
   */
  clutter_actor_set_width (text, 100);
  clutter_bin_layout_add (CLUTTER_BIN_LAYOUT (layout),
                          text,
                          CLUTTER_BIN_ALIGNMENT_CENTER,
                          CLUTTER_BIN_ALIGNMENT_CENTER);

  /* animations */
  transitions = clutter_state_new ();
  clutter_state_set (transitions, NULL, "fade-out",
                     box, "opacity", CLUTTER_LINEAR, 180,
                     NULL);

 /*
  * NB you can't use an easing mode where alpha > 1.0 if you're
  * animating to a value of 255, as the value you're animating
  * to will possibly go > 255
  */
  clutter_state_set (transitions, NULL, "fade-in",
                     box, "opacity", CLUTTER_LINEAR, 255,
                     NULL);

  clutter_state_set_duration (transitions, NULL, NULL, 50);

  clutter_state_warp_to_state (transitions, "fade-out");

  g_signal_connect (box,
                    "enter-event",
                    G_CALLBACK (_pointer_enter_cb),
                    transitions);

  g_signal_connect (box,
                    "leave-event",
                    G_CALLBACK (_pointer_leave_cb),
                    transitions);

  /* bind the stage size to the box size + 50px in each axis */
  clutter_actor_add_constraint (stage, clutter_bind_constraint_new (box, CLUTTER_BIND_HEIGHT, 50.0));
  clutter_actor_add_constraint (stage, clutter_bind_constraint_new (box, CLUTTER_BIND_WIDTH, 50.0));

  clutter_actor_add_child (stage, box);

  clutter_actor_show (stage);

  clutter_main ();

  g_object_unref (transitions);

  return 0;
}
コード例 #14
0
ファイル: grid-layout.c プロジェクト: UIKit0/clutter
static void
add_actor (ClutterActor *box,
           gint          left,
           gint          top,
           gint          width,
           gint          height)
{
  ClutterLayoutManager *layout;
  ClutterActor *rect, *text;
  ClutterColor color;

  clutter_color_from_hls (&color,
                          g_random_double_range (0.0, 360.0),
                          0.5,
                          0.5);
  color.alpha = 255;

  rect = clutter_actor_new ();
  clutter_actor_set_layout_manager (rect, clutter_bin_layout_new ());
  clutter_actor_set_background_color (rect, &color);
  clutter_actor_set_reactive (rect, TRUE);

  if (random_size)
    clutter_actor_set_size (rect,
                            g_random_int_range (40, 80),
                            g_random_int_range (40, 80));
  else
    clutter_actor_set_size (rect, 60, 60);

  clutter_actor_set_x_expand (rect, default_expand);
  clutter_actor_set_y_expand (rect, default_expand);

  if (!default_expand)
    {
      clutter_actor_set_x_align (rect, CLUTTER_ACTOR_ALIGN_CENTER);
      clutter_actor_set_y_align (rect, CLUTTER_ACTOR_ALIGN_CENTER);
    }

  if (random_align)
    {
      clutter_actor_set_x_align (rect, g_random_int_range (0, 3));
      clutter_actor_set_y_align (rect, g_random_int_range (0, 3));
    }

  text = clutter_text_new_with_text ("Sans 8px", NULL);
  clutter_text_set_line_alignment (CLUTTER_TEXT (text),
                                   PANGO_ALIGN_CENTER);
  clutter_actor_add_child (rect, text);

  g_signal_connect (rect, "button-release-event",
                    G_CALLBACK (button_release_cb), NULL);
  g_signal_connect (rect, "notify::x-expand",
                    G_CALLBACK (changed_cb), text);
  g_signal_connect (rect, "notify::y-expand",
                    G_CALLBACK (changed_cb), text);
  g_signal_connect (rect, "notify::x-align",
                    G_CALLBACK (changed_cb), text);
  g_signal_connect (rect, "notify::y-align",
                    G_CALLBACK (changed_cb), text);

  layout = clutter_actor_get_layout_manager (box);
  if (use_box)
    clutter_actor_add_child (box, rect);
  else
    clutter_grid_layout_attach (CLUTTER_GRID_LAYOUT (layout), rect,
                                left, top, width, height);
  changed_cb (rect, NULL, text);
}
コード例 #15
0
int main(int argc, char *argv[])
{
    ClutterActor *stage;
    WebKitWebView *web_view;
    
    ClutterConstraint *width_binding;
    ClutterConstraint *height_binding;
    ClutterConstraint *web_view_height_binding;
    
    gfloat stageWidth, stageHeight;
    ClutterActorBox stageAllocation;
    
    ClutterLayoutManager  *mainLayout;
    ClutterActor          *mainLayoutContainer;
    ClutterLayoutManager  *toolbarLayout;
    ClutterActor          *toolbarContainer;
    ClutterLayoutManager  *toolbarBinLayout;
    ClutterActor          *toolbarBinContainer;
    ClutterActor          *toolbarBgr;
    ClutterActor          *statusBar;
    ClutterActor *backFwdBtns;
    ClutterActor *backBtn;
    ClutterActor *fwdBtn;
    ClutterActor *uriGroup;
    ClutterActor *uriBgr;
    ClutterActor *uriText;
    ClutterActor *spacer;
    
    GError *error = NULL;
    
    ClutterColor whiteColor = { 255, 255, 255, 255 };
    ClutterColor blackColor = { 0, 0, 0, 255 };
    ClutterColor grayColor =  { 200, 200, 200, 255 };
    ClutterColor transparentColor = { 0, 0, 0, 0 };
    
    gchar *toolbarBgrPath = clutter_launcher_file_path("toolbar_bgr.png");
    gchar *backBtnPath = clutter_launcher_file_path("back_btn.png");
    gchar *fwdBtnPath = clutter_launcher_file_path("fwd_btn.png");
    
    g_thread_init(NULL);
    clutter_threads_init();
    
    clutter_init(&argc, &argv);
    
    stage = clutter_stage_get_default();
    clutter_actor_set_size(stage, 1024, 768);
    clutter_stage_set_color(CLUTTER_STAGE(stage), &stage_color);
    g_signal_connect (stage, "destroy", G_CALLBACK(clutter_main_quit), NULL);
    
    /* make the stage resizable */
    clutter_stage_set_user_resizable(CLUTTER_STAGE(stage), TRUE);
    
    clutter_actor_show(stage);
    
    mainLayout = clutter_box_layout_new();
    clutter_box_layout_set_vertical(CLUTTER_BOX_LAYOUT(mainLayout), TRUE);
    
    
    clutter_actor_get_allocation_box(stage, &stageAllocation);
    stageWidth = stageAllocation.x2 - stageAllocation.x1;
    stageHeight = stageAllocation.y2 - stageAllocation.y1;
    
    web_view = WEBKIT_WEB_VIEW(webkit_web_view_new((guint)stageWidth, (guint)stageHeight - (toolbarHeight + statusBarHeight)));
    g_object_set(web_view, "reactive", TRUE, NULL);
    
    mainLayoutContainer = clutter_box_new(mainLayout);
    clutter_actor_set_size(mainLayoutContainer, stageWidth, stageHeight);
    
    width_binding = clutter_bind_constraint_new(stage, CLUTTER_BIND_WIDTH, 0);
    height_binding = clutter_bind_constraint_new(stage, CLUTTER_BIND_HEIGHT, 0);
/*    web_view_height_binding = clutter_bind_constraint_new(stage, CLUTTER_BIND_HEIGHT, -(toolbarHeight + statusBarHeight));
  */  
    clutter_actor_add_constraint(mainLayoutContainer, width_binding);
    clutter_actor_add_constraint(mainLayoutContainer, height_binding);
/*    clutter_actor_add_constraint(CLUTTER_ACTOR(web_view), web_view_height_binding);
  */  
    toolbarBinLayout = clutter_bin_layout_new(CLUTTER_BIN_ALIGNMENT_FILL, CLUTTER_BIN_ALIGNMENT_CENTER);
    toolbarBinContainer = clutter_box_new(toolbarBinLayout);
    
    toolbarBgr = clutter_texture_new_from_file(toolbarBgrPath, &error);
    if (toolbarBgr == NULL) {
      fprintf(stderr, "Can't load file: %s. Aborting...\n", toolbarBgrPath);
      exit(1);
    }
    clutter_actor_set_height(toolbarBgr, toolbarHeight);
    clutter_texture_set_repeat(CLUTTER_TEXTURE(toolbarBgr), TRUE, FALSE);
    clutter_box_pack(CLUTTER_BOX(toolbarBinContainer), toolbarBgr, NULL, NULL);
    
    toolbarLayout = clutter_box_layout_new();
    clutter_box_layout_set_vertical(CLUTTER_BOX_LAYOUT(toolbarLayout), FALSE);
    clutter_box_layout_set_spacing(CLUTTER_BOX_LAYOUT(toolbarLayout), 16);
    toolbarContainer = clutter_box_new(toolbarLayout);
    
    spacer = clutter_rectangle_new_with_color(&transparentColor);
    clutter_actor_set_size(spacer, 1, 1);
    clutter_box_pack(CLUTTER_BOX(toolbarContainer), spacer, NULL, NULL);
    
    backFwdBtns = clutter_group_new();
    
    backBtn = clutter_texture_new_from_file(backBtnPath, &error);
    if (backBtn == NULL) {
      fprintf(stderr, "Can't load file: %s. Aborting...\n", backBtnPath);
      exit(1);
    }
    clutter_actor_set_reactive(backBtn, TRUE);
    /* connect the release event */
    g_signal_connect (backBtn,
                      "button-release-event",
                      G_CALLBACK (on_back_release_cb),
                      web_view);
    
    fwdBtn = clutter_texture_new_from_file(fwdBtnPath, &error);
    if (fwdBtn == NULL) {
      fprintf(stderr, "Can't load file: %s. Aborting...\n", fwdBtnPath);
      exit(1);
    }
    clutter_actor_set_reactive(fwdBtn, TRUE);
    /* connect the release event */
    g_signal_connect (fwdBtn,
                      "button-release-event",
                      G_CALLBACK (on_fwd_release_cb),
                      web_view);
    
    clutter_actor_set_position(fwdBtn, 
                               clutter_actor_get_width(backBtn), 0);
    clutter_container_add(CLUTTER_CONTAINER(backFwdBtns), backBtn, fwdBtn, NULL);
    clutter_box_pack(CLUTTER_BOX(toolbarContainer), backFwdBtns, NULL, NULL);
    
    uriGroup = clutter_group_new();
    
    uriBgr = clutter_rectangle_new_with_color(&whiteColor);
    clutter_rectangle_set_border_color(CLUTTER_RECTANGLE(uriBgr), &blackColor);
    clutter_rectangle_set_border_width(CLUTTER_RECTANGLE(uriBgr), 1);
    clutter_actor_set_size(uriBgr, 400, 25);
    
    uriText = clutter_text_new_full("Helvetica 11px", "http://www.google.com", &blackColor);
    clutter_text_set_editable(CLUTTER_TEXT(uriText), TRUE);
    clutter_text_set_single_line_mode(CLUTTER_TEXT(uriText), TRUE);
    clutter_actor_set_position(uriText, 5, 7);
    clutter_actor_set_size(uriText, 390, 17);
    clutter_actor_set_reactive(uriText, TRUE);
    g_signal_connect(uriText, "activate", G_CALLBACK(on_uri_activate_cb), web_view);
    
    clutter_container_add(CLUTTER_CONTAINER(uriGroup), uriBgr, uriText, NULL);
    clutter_box_pack(CLUTTER_BOX(toolbarContainer), uriGroup, NULL, NULL);
    
    clutter_box_pack(CLUTTER_BOX(toolbarBinContainer), toolbarContainer, NULL, NULL);
    
    clutter_box_pack(CLUTTER_BOX(mainLayoutContainer), toolbarBinContainer, 
                     "y-align", CLUTTER_BOX_ALIGNMENT_START, NULL);
    clutter_box_layout_set_expand(CLUTTER_BOX_LAYOUT(mainLayout), toolbarBinContainer, TRUE);
    clutter_box_layout_set_fill(CLUTTER_BOX_LAYOUT(mainLayout), toolbarBinContainer, TRUE, FALSE);
    
    statusBar = clutter_rectangle_new_with_color(&grayColor);
    clutter_actor_set_height(statusBar, statusBarHeight);
    
    clutter_box_pack(CLUTTER_BOX(mainLayoutContainer), statusBar, 
                     "y-align", CLUTTER_BOX_ALIGNMENT_END, NULL);
    clutter_box_layout_set_expand(CLUTTER_BOX_LAYOUT(mainLayout), statusBar, TRUE);
    clutter_box_layout_set_fill(CLUTTER_BOX_LAYOUT(mainLayout), statusBar, TRUE, FALSE);
    
    clutter_box_pack_after(CLUTTER_BOX(mainLayoutContainer), CLUTTER_ACTOR(web_view), toolbarBinContainer, 
                           "y-align", CLUTTER_BOX_ALIGNMENT_START, NULL);
    clutter_box_layout_set_expand(CLUTTER_BOX_LAYOUT(mainLayout), CLUTTER_ACTOR(web_view), TRUE);
    clutter_box_layout_set_fill(CLUTTER_BOX_LAYOUT(mainLayout), CLUTTER_ACTOR(web_view), TRUE, TRUE);

    clutter_container_add(CLUTTER_CONTAINER(stage), mainLayoutContainer, NULL);
    
    g_signal_connect(web_view, "webkit-load-finished", G_CALLBACK(load_finished_cb), web_view);
    g_signal_connect(web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
    /*    g_signal_connect(stage, "delete-event", G_CALLBACK(delete_cb), web_view);*/
    g_signal_connect(web_view, "notify::uri", G_CALLBACK(notify_uri_cb), uriText);
    
    gchar *uri = (gchar*) (argc > 1 ? argv[1] : "http://www.google.com/");
    gchar *fileURL = filenameToURL(uri);

    webkit_web_view_load_uri(web_view, fileURL ? fileURL : uri);
    printf("%s\n", fileURL ? fileURL : uri);
    g_free(fileURL);
        
    g_timeout_add_full(G_PRIORITY_DEFAULT, 3000, timeout_cb, web_view, 0);
    
    clutter_threads_enter ();
    clutter_main();
    clutter_threads_leave ();
    
    return EXIT_SUCCESS;
}
コード例 #16
0
ファイル: test-bin-layout.c プロジェクト: gramozeka/GSB-NEW
G_MODULE_EXPORT int
test_bin_layout_main (int argc, char *argv[])
{
  ClutterActor *stage, *box, *rect;
  ClutterLayoutManager *layout;
  ClutterColor stage_color = { 0xe0, 0xf2, 0xfc, 0xff };
  ClutterColor bg_color = { 0xcc, 0xcc, 0xcc, 0x99 };
  ClutterColor *color;

  clutter_init (&argc, &argv);

  stage = clutter_stage_get_default ();
  clutter_stage_set_title (CLUTTER_STAGE (stage), "Box test");
  clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
  clutter_actor_set_size (stage, 640, 480);

  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  box = clutter_box_new (layout);
  clutter_container_add_actor (CLUTTER_CONTAINER (stage), box);
  clutter_actor_set_anchor_point_from_gravity (box, CLUTTER_GRAVITY_CENTER);
  clutter_actor_set_position (box, 320, 240);
  clutter_actor_set_reactive (box, TRUE);
  clutter_actor_set_name (box, "box");

  rect = make_background (&bg_color, 200, 200);

  /* first method: use clutter_box_pack() */
  clutter_box_pack (CLUTTER_BOX (box), rect,
                    "x-align", CLUTTER_BIN_ALIGNMENT_FILL,
                    "y-align", CLUTTER_BIN_ALIGNMENT_FILL,
                    NULL);

  clutter_actor_lower_bottom (rect);
  clutter_actor_set_name (rect, "background");

  {
    ClutterActor *tex;
    GError *error;
    gchar *file;

    error = NULL;
    file = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
    tex = clutter_texture_new_from_file (file, &error);
    if (error)
      g_error ("Unable to create texture: %s", error->message);

    clutter_texture_set_keep_aspect_ratio (CLUTTER_TEXTURE (tex), TRUE);

    /* second method: use clutter_bin_layout_add() */
    clutter_bin_layout_add (CLUTTER_BIN_LAYOUT (layout), tex,
                            CLUTTER_BIN_ALIGNMENT_CENTER,
                            CLUTTER_BIN_ALIGNMENT_CENTER);

    clutter_actor_raise (tex, rect);
    clutter_actor_set_width (tex, 175);
    clutter_actor_set_name (tex, "texture");

    g_free (file);
  }

  color = clutter_color_new (g_random_int_range (0, 255),
                             g_random_int_range (0, 255),
                             g_random_int_range (0, 255),
                             224);

  rect = clutter_rectangle_new_with_color (color);

  /* third method: container_add() and set_alignment() */
  clutter_container_add_actor (CLUTTER_CONTAINER (box), rect);
  clutter_bin_layout_set_alignment (CLUTTER_BIN_LAYOUT (layout), rect,
                                    CLUTTER_BIN_ALIGNMENT_END,
                                    CLUTTER_BIN_ALIGNMENT_END);

  clutter_actor_set_size (rect, 50, 50);
  clutter_actor_set_opacity (rect, 0);
  clutter_actor_raise_top (rect);
  clutter_actor_set_name (rect, "emblem");


  g_signal_connect (box,
                    "enter-event", G_CALLBACK (on_box_enter),
                    rect);
  g_signal_connect (box,
                    "leave-event", G_CALLBACK (on_box_leave),
                    rect);

  clutter_actor_show_all (stage);

  clutter_main ();

  clutter_color_free (color);

  return EXIT_SUCCESS;
}
コード例 #17
0
ファイル: main.c プロジェクト: aalex/jasm
int main(int argc, char *argv[])
{
  ClutterTimeline  *timeline;
  ClutterActor     *stage;

  if (argc < 1)
    {
      g_error ("Usage: %s", argv[0]);
      return EXIT_FAILURE;
    }
  else
  {
    GError *error = NULL;
    GOptionContext *context;
  
    context = g_option_context_new (PROGRAM_DESC);
    g_option_context_add_main_entries (context, entries, NULL); //GETTEXT_PACKAGE);
    //g_option_context_add_group (context, gtk_get_option_group (TRUE));
    if (! g_option_context_parse (context, &argc, &argv, &error))
      {
        g_print ("option parsing failed: %s\n", error->message);
        return EXIT_FAILURE; // exit (1);
      }
  }

  if (option_version)
  {
    g_print("contextize version %s\n", PACKAGE_VERSION);
    return 0;
  }

  g_thread_init(NULL); // to load images asynchronously. must be called before clutter_init
  if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    {
      g_error ("Failed to initialize clutter\n");
      return EXIT_FAILURE;
    }
  gst_init (&argc, &argv);

  stage = clutter_stage_get_default ();
  clutter_actor_set_size(stage, STAGE_WIDTH, STAGE_HEIGHT);
  clutter_stage_set_color(CLUTTER_STAGE(stage), &black);
  clutter_stage_set_title(CLUTTER_STAGE(stage), STAGE_TITLE);

  /* Make a timeline */
  timeline = clutter_timeline_new (1000);
  g_object_set(timeline, "loop", TRUE, NULL);

  ClutterActor *texture_live = setup_camera_texture(stage);

  // create the layout
  ClutterLayoutManager *layout;
  ClutterActor *box;
  layout = clutter_bin_layout_new(CLUTTER_BIN_ALIGNMENT_CENTER,
                                  CLUTTER_BIN_ALIGNMENT_CENTER);
  box = clutter_box_new(layout); /* then the container */
  clutter_actor_set_name(box, BOX_ACTOR);
  /* we can use the layout object to add actors */
  clutter_bin_layout_add(CLUTTER_BIN_LAYOUT(layout), texture_live,
                         CLUTTER_BIN_ALIGNMENT_FILL,
                         CLUTTER_BIN_ALIGNMENT_FILL);
  clutter_container_add_actor(CLUTTER_CONTAINER(stage), box);
  clutter_actor_set_size(box, STAGE_WIDTH, STAGE_HEIGHT);
  clutter_actor_show_all(box);

  g_signal_connect(G_OBJECT(stage), "fullscreen", G_CALLBACK(on_fullscreen), NULL);
  g_signal_connect(G_OBJECT(stage), "unfullscreen", G_CALLBACK(on_unfullscreen), NULL);
  g_signal_connect(G_OBJECT(stage), "key-press-event", G_CALLBACK(key_press_event), NULL);

  /* start the timeline */
  clutter_timeline_start (timeline);

  clutter_actor_show_all (stage);

  if (option_fullscreen)
      clutter_stage_set_fullscreen(CLUTTER_STAGE(stage), TRUE);

  // OSC server
  lo_server_thread osc_server = NULL;
  if (option_osc_receive_port != 0)
  {
    gchar *osc_port_str = g_strdup_printf("%i", option_osc_receive_port);
    if (option_verbose)
      g_print("Listening on osc.udp://localhost:%s\n", osc_port_str);
    osc_server = lo_server_thread_new(osc_port_str, on_osc_error);
    g_free(osc_port_str);
  
    lo_server_thread_start(osc_server);
  }

  clutter_main();

  if (option_osc_receive_port != 0)
    lo_server_thread_free(osc_server);
  return EXIT_SUCCESS;
}
コード例 #18
0
ファイル: layouts-stacking.c プロジェクト: nobled/clutter
int
main (int argc, char *argv[])
{
  ClutterLayoutManager *layout;
  ClutterActor *box;
  ClutterActor *stage;
  ClutterActor *texture;
  CoglHandle *cogl_texture;
  GError *error = NULL;
  gfloat width;

  gchar *filename = TESTS_DATA_DIR "/redhand.png";

  if (argc > 1)
    filename = argv[1];

  clutter_init (&argc, &argv);

  stage = clutter_stage_get_default ();
  clutter_actor_set_size (stage, STAGE_SIDE, STAGE_SIDE);

  layout = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_CENTER,
                                   CLUTTER_BIN_ALIGNMENT_CENTER);

  box = clutter_box_new (layout);
  clutter_box_set_color (CLUTTER_BOX (box), &box_color);

  texture = clutter_texture_new_from_file (filename, &error);

  if (error != NULL)
    g_error ("Error loading file %s; message was:\n%s",
             filename,
             error->message);

  /*
   * get a reference to the underlying Cogl texture
   * for copying onto each Clutter texture placed into the layout
   */
  cogl_texture = clutter_texture_get_cogl_texture (CLUTTER_TEXTURE (texture));

  /*
   * add gradually turning and shrinking textures,
   * smallest one last; each actor ends up on top
   * of the one added just before it
   */
  for (width = STAGE_SIDE * 0.75; width >= STAGE_SIDE * 0.0625; width -= STAGE_SIDE * 0.0625)
    {
      ClutterActor *texture_copy = clutter_texture_new ();
      clutter_texture_set_cogl_texture (CLUTTER_TEXTURE (texture_copy),
                                        cogl_texture);
      clutter_texture_set_keep_aspect_ratio (CLUTTER_TEXTURE (texture_copy),
                                             TRUE);
      clutter_actor_set_z_rotation_from_gravity (texture_copy,
                                                 (gfloat)(width * 0.5) - (STAGE_SIDE * 0.03125),
                                                 CLUTTER_GRAVITY_CENTER);
      clutter_actor_set_width (texture_copy, width);
      clutter_container_add_actor (CLUTTER_CONTAINER (box), texture_copy);
    }

  clutter_actor_add_constraint (box, clutter_align_constraint_new (stage, CLUTTER_ALIGN_X_AXIS, 0.5));
  clutter_actor_add_constraint (box, clutter_align_constraint_new (stage, CLUTTER_ALIGN_Y_AXIS, 0.5));
  clutter_container_add_actor (CLUTTER_CONTAINER (stage), box);

  clutter_actor_show (stage);

  clutter_main ();

  return 0;
}