static VALUE
rbclt_behaviour_path_initialize (int argc, VALUE *argv, VALUE self)
{
ClutterBehaviour *behaviour = clutter_behaviour_path_new (NULL, 0, 0);
int i;
G_INITIALIZE (self, behaviour);
if (argc >= 1)
clutter_behaviour_set_alpha (behaviour, RVAL2GOBJ (argv[0]));
for (i = 1; i < argc; i++)
clutter_behaviour_path_append_knot (CLUTTER_BEHAVIOUR_PATH (behaviour),
RVAL2BOXED (argv[i], CLUTTER_TYPE_KNOT));
return Qnil;
}
G_MODULE_EXPORT int
test_behave_main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *o_behave, *p_behave;
ClutterActor *stage;
ClutterActor *group, *rect, *hand;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
ClutterColor rect_bg_color = { 0x33, 0x22, 0x22, 0xff };
ClutterColor rect_border_color = { 0, 0, 0, 0 };
int i;
path_t path_type = PATH_POLY;
const char *knots_poly = ("M 0, 0 L 0, 300 L 300, 300 "
"L 300, 0 L 0, 0");
/* A spiral created with inkscake */
const char *knots_bspline =
"M 34.285713,35.219326 "
"C 44.026891,43.384723 28.084874,52.378758 20.714286,51.409804 "
"C 0.7404474,48.783999 -4.6171866,23.967448 1.904757,8.0764719 "
"C 13.570984,-20.348756 49.798303,-26.746504 74.999994,-13.352108 "
"C 111.98449,6.3047056 119.56591,55.259271 99.047626,89.505034 "
"C 71.699974,135.14925 9.6251774,143.91924 -33.571422,116.17172 "
"C -87.929934,81.254291 -97.88804,5.8941057 -62.857155,-46.209236 "
"C -20.430061,-109.31336 68.300385,-120.45954 129.2857,-78.114021 "
"C 201.15479,-28.21129 213.48932,73.938876 163.80954,143.79074 "
"C 106.45226,224.43749 -9.1490153,237.96076 -87.85713,180.93363 "
"C -177.29029,116.13577 -192.00272,-12.937817 -127.61907,-100.49494 "
"C -55.390344,-198.72081 87.170553,-214.62275 183.57141,-142.87593 "
"C 290.59464,-63.223369 307.68641,92.835839 228.57145,198.07645";
for (i = 0; i < argc; ++i)
{
if (!strncmp (argv[i], "--path", 6))
{
if (!strncmp (argv[i] + 7, "poly", 4))
path_type = PATH_POLY;
else if (!strncmp (argv[i] + 7, "bspline", 7))
path_type = PATH_BSPLINE;
else if (!strncmp (argv[i] + 7, "ellipse", 7))
path_type = PATH_ELLIPSE;
}
else if (!strncmp (argv[i], "--help", 6))
{
printf ("behave [--path=poly|ellipse|bspline]\n");
exit (0);
}
}
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_stage_hide_cursor (CLUTTER_STAGE (stage));
g_signal_connect (stage, "button-press-event",
G_CALLBACK (button_press_cb),
NULL);
g_signal_connect (stage, "scroll-event",
G_CALLBACK (scroll_event_cb),
NULL);
g_signal_connect (stage, "key-press-event",
G_CALLBACK (clutter_main_quit),
NULL);
clutter_stage_set_color (CLUTTER_STAGE (stage),
&stage_color);
/* Make a hand */
group = clutter_group_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (stage), group);
clutter_actor_show (group);
hand = clutter_texture_new_from_file ("redhand.png", NULL);
if (hand == NULL)
{
g_error("pixbuf load failed");
return 1;
}
clutter_actor_set_position (hand, 0, 0);
clutter_actor_show (hand);
rect = clutter_rectangle_new ();
clutter_actor_set_position (rect, 0, 0);
clutter_actor_set_size (rect,
clutter_actor_get_width (hand),
clutter_actor_get_height (hand));
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect),
&rect_bg_color);
clutter_rectangle_set_border_width (CLUTTER_RECTANGLE (rect), 10);
clutter_color_from_string (&rect_border_color, "DarkSlateGray");
clutter_rectangle_set_border_color (CLUTTER_RECTANGLE (rect),
&rect_border_color);
clutter_actor_show (rect);
clutter_container_add (CLUTTER_CONTAINER (group), rect, hand, NULL);
/* Make a timeline */
timeline = clutter_timeline_new (4000); /* num frames, fps */
clutter_timeline_set_loop (timeline, TRUE);
g_signal_connect (timeline,
"completed", G_CALLBACK (timeline_completed),
NULL);
/* Set an alpha func to power behaviour - ramp is constant rise */
alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
/* Create a behaviour for that alpha */
o_behave = clutter_behaviour_opacity_new (alpha, 0X33, 0xff);
/* Apply it to our actor */
clutter_behaviour_apply (o_behave, group);
/* Make a path behaviour and apply that too */
switch (path_type)
{
case PATH_POLY:
{
ClutterPath *path = clutter_path_new ();
clutter_path_set_description (path, knots_poly);
p_behave = clutter_behaviour_path_new (alpha, path);
}
break;
case PATH_ELLIPSE:
p_behave =
clutter_behaviour_ellipse_new (alpha, 200, 200, 400, 300,
CLUTTER_ROTATE_CW,
0.0, 360.0);
clutter_behaviour_ellipse_set_angle_tilt (CLUTTER_BEHAVIOUR_ELLIPSE (p_behave),
CLUTTER_X_AXIS,
45.0);
clutter_behaviour_ellipse_set_angle_tilt (CLUTTER_BEHAVIOUR_ELLIPSE (p_behave),
CLUTTER_Z_AXIS,
45.0);
break;
case PATH_BSPLINE:
{
ClutterPath *path = clutter_path_new ();
clutter_path_set_description (path, knots_bspline);
p_behave = clutter_behaviour_path_new (alpha, path);
}
break;
}
clutter_behaviour_apply (p_behave, group);
/* start the timeline and thus the animations */
clutter_timeline_start (timeline);
clutter_actor_show_all (stage);
clutter_main();
g_object_unref (o_behave);
g_object_unref (p_behave);
return 0;
}
int
main (int argc, char *argv[])
{
ClutterActor *stage;
ClutterActor *rect;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
ClutterColor rect_color = { 0xee, 0x55, 0x55, 0x99 };
ClutterColor progress_color = { 0x55, 0xee, 0x55, 0xbb };
ClutterBehaviour *r_behaviour, *p_behaviour;
const ClutterKnot knots[] = {
{ 75, 150 },
{ 400, 150 }
};
g_thread_init (NULL);
clutter_threads_init ();
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
clutter_actor_set_size (stage, 600, 300);
count_label = clutter_label_new_with_text ("Mono 12", "Counter");
clutter_actor_set_position (count_label, 350, 50);
help_label = clutter_label_new_with_text ("Mono 12", "Press 's' to start");
clutter_actor_set_position (help_label, 50, 50);
rect = clutter_rectangle_new_with_color (&rect_color);
clutter_actor_set_position (rect, 75, 150);
clutter_actor_set_size (rect, 50, 50);
clutter_actor_set_anchor_point (rect, 25, 25);
progress_rect = clutter_rectangle_new_with_color (&progress_color);
clutter_actor_set_position (progress_rect, 50, 225);
clutter_actor_set_size (progress_rect, 350, 50);
clutter_container_add (CLUTTER_CONTAINER (stage),
count_label, help_label,
rect, progress_rect,
NULL);
timeline = clutter_timeline_new (150, 50);
clutter_timeline_set_loop (timeline, TRUE);
r_behaviour = clutter_behaviour_rotate_new (clutter_alpha_new_full (timeline,
CLUTTER_ALPHA_RAMP_INC,
NULL, NULL),
CLUTTER_Z_AXIS,
CLUTTER_ROTATE_CW,
0.0, 360.0);
clutter_behaviour_apply (r_behaviour, rect);
p_behaviour = clutter_behaviour_path_new (clutter_alpha_new_full (timeline,
CLUTTER_ALPHA_SINE,
NULL, NULL),
knots,
G_N_ELEMENTS (knots));
clutter_behaviour_apply (p_behaviour, rect);
g_signal_connect (stage,
"button-press-event", G_CALLBACK (clutter_main_quit),
NULL);
g_signal_connect (stage,
"key-press-event", G_CALLBACK (on_key_press_event),
NULL);
clutter_actor_show (stage);
clutter_threads_enter ();
clutter_main ();
clutter_threads_leave ();
g_object_unref (p_behaviour);
g_object_unref (r_behaviour);
g_object_unref (timeline);
return EXIT_SUCCESS;
}
