#include <gtk/gtk.h>
#include <af/af-animator.h>
#include <af/af-timeline.h>
#define DURATION 3000
#define SKIP ((DURATION * (1/3)) / DURATION)
#define ADVANCE ((DURATION / 2) / DURATION)
static GtkWidget *label, *combo_box = NULL;
static AfTimeline *timeline = NULL;
static gint length = 7;
static guint msecs[] = {500, 2000, 150, 150, 2500, 310, 0};
static gchar *markers[] = {"Near middle", "near end", "near start",
"also near start", "far of", "middle start",
"the real start"};
static AfTimeline *
init_timeline (AfTimeline *timeline,
guint duration,
guint *frames,
gchar **markers,
gsize size)
{
gint x;
timeline = af_timeline_new (duration);
for (x=0; x < size; x++)
{
af_timeline_add_marker (timeline, markers[x], ((gdouble) msecs[x] / DURATION));
}
return timeline;
}
static void
init_gtk_combo_box_text (AfTimeline *timeline,
GtkWidget *combo_box)
{
gchar **list;
gsize size;
gint y;
g_assert (timeline);
list = af_timeline_list_markers (timeline, 0.5, 1);
size = g_strv_length (list);
for (y = 0; y < size; y++)
{
gtk_combo_box_append_text (GTK_COMBO_BOX (combo_box), list[y]);
}
g_strfreev (list);
}
static void
free_timeline (AfTimeline *timeline)
{
if (!timeline)
return;
af_timeline_pause (timeline);
g_object_unref (timeline);
}
static void
marker_cb (AfTimeline *timeline,
const gchar* marker_name,
gpointer user_data)
{
gtk_label_set_label (GTK_LABEL (label), marker_name);
}
static void
play_cb (GtkButton *button,
gpointer user_data)
{
if (!timeline)
init_timeline (timeline, DURATION, msecs, markers, length);
af_timeline_set_loop (timeline, TRUE);
g_signal_connect (timeline, "marker",
G_CALLBACK (marker_cb), label);
af_timeline_start (timeline);
}
static void
pause_cb (GtkButton *button,
gpointer user_data)
{
g_assert (timeline);
af_timeline_pause (timeline);
}
static void
reverse_cb (GtkButton *button,
gpointer user_data)
{
AfTimelineDirection direction;
g_assert (timeline);
direction = af_timeline_get_direction(timeline);
if (direction == AF_TIMELINE_DIRECTION_FORWARD)
af_timeline_set_direction(timeline,
AF_TIMELINE_DIRECTION_BACKWARD);
else
af_timeline_set_direction(timeline,
AF_TIMELINE_DIRECTION_FORWARD);
}
static void
stop_cb (GtkButton *button,
gpointer user_data)
{
if (timeline)
af_timeline_stop (timeline);
}
static void
advance_cb (GtkButton *button,
gpointer user_data)
{
gchar *marker;
if (timeline &&
(marker = gtk_combo_box_get_active_text (GTK_COMBO_BOX (combo_box))))
{
af_timeline_advance_to_marker (timeline, marker);
g_free (marker);
}
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *box, *hbox, *bbox, *button;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_main_quit), NULL);
box = gtk_vbox_new (FALSE, 6);
label = gtk_label_new ("Sliff sloff");
gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
bbox = gtk_hbutton_box_new ();
button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_PLAY);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (play_cb), NULL);
button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_PAUSE);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (pause_cb), NULL);
button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_STOP);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (stop_cb), NULL);
button = gtk_button_new_with_label ("Reverse");
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (reverse_cb), NULL);
gtk_box_pack_end (GTK_BOX (box), bbox, FALSE, FALSE, 0);
bbox = gtk_hbutton_box_new ();
button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_NEXT);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (advance_cb), NULL);
gtk_box_pack_end (GTK_BOX (box), bbox, FALSE, FALSE, 0);
/* COMBOX BOX */
timeline = init_timeline (timeline, DURATION, msecs, markers, length);
combo_box = gtk_combo_box_new_text ();
g_assert (timeline);
init_gtk_combo_box_text (timeline, combo_box);
label = gtk_label_new ("...");
hbox = gtk_hbox_new (TRUE, 6);
gtk_box_pack_end (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_box_pack_end (GTK_BOX (hbox), combo_box, FALSE, FALSE, 0);
gtk_box_pack_end (GTK_BOX (box), hbox, FALSE, FALSE, 0);
/* END */
gtk_container_add (GTK_CONTAINER (window), box);
gtk_widget_show_all (window);
gtk_main ();
free_timeline (timeline);
return 0;
}
