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/*
Copyright 2010 Canonical Ltd.
Authors:
Conor Curran <conor.curran@canonical.com>
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License version 3, as published
by the Free Software Foundation.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranties of
MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <glib/gi18n.h>
#include "scrub-widget.h"
#include "common-defs.h"
#include <libido/idoscalemenuitem.h>
#include <libido/idotimeline.h>
typedef struct _ScrubWidgetPrivate ScrubWidgetPrivate;
struct _ScrubWidgetPrivate
{
DbusmenuMenuitem* twin_item;
GtkWidget* ido_scrub_bar;
IdoTimeline* time_line;
};
#define SCRUB_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), SCRUB_WIDGET_TYPE, ScrubWidgetPrivate))
/* Prototypes */
static void scrub_widget_class_init (ScrubWidgetClass *klass);
static void scrub_widget_init (ScrubWidget *self);
static void scrub_widget_dispose (GObject *object);
static void scrub_widget_finalize (GObject *object);
static void scrub_widget_property_update( DbusmenuMenuitem* item, gchar* property,
GValue* value, gpointer userdata);
static void scrub_widget_set_twin_item( ScrubWidget* self,
DbusmenuMenuitem* twin_item);
static gchar* scrub_widget_format_time(gint time);
static void scrub_widget_set_ido_position(ScrubWidget* self,
gint position,
gint duration);
static gboolean scrub_widget_change_value_cb (GtkRange *range,
GtkScrollType scroll,
gdouble value,
gpointer user_data);
static void scrub_widget_timeline_frame_cb(IdoTimeline *timeline,
gdouble progress,
gpointer userdata);
static void scrub_widget_timeline_started_cb(IdoTimeline *timeline,
gpointer userdata);
static void scrub_widget_timeline_finished_cb(IdoTimeline *timeline,
gpointer userdata);
G_DEFINE_TYPE (ScrubWidget, scrub_widget, G_TYPE_OBJECT);
static void
scrub_widget_class_init (ScrubWidgetClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (klass, sizeof (ScrubWidgetPrivate));
gobject_class->dispose = scrub_widget_dispose;
gobject_class->finalize = scrub_widget_finalize;
}
static void
scrub_widget_init (ScrubWidget *self)
{
g_debug("ScrubWidget::scrub_widget_init");
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(self);
priv->ido_scrub_bar = ido_scale_menu_item_new_with_range ("Scrub", IDO_RANGE_STYLE_SMALL, 0, 0, 100, 1);
priv->time_line = ido_timeline_new(0);
ido_scale_menu_item_set_style (IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar), IDO_SCALE_MENU_ITEM_STYLE_LABEL);
//ido_timeline_set_fps(priv->time_line, .00000001);
g_object_set(priv->ido_scrub_bar, "reverse-scroll-events", TRUE, NULL);
// register slider changes listening on the range
GtkWidget* scrub_widget = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)priv->ido_scrub_bar);
g_signal_connect(scrub_widget, "change-value", G_CALLBACK(scrub_widget_change_value_cb), self);
g_signal_connect(priv->time_line, "frame", G_CALLBACK(scrub_widget_timeline_frame_cb), self);
g_signal_connect(priv->time_line, "started", G_CALLBACK(scrub_widget_timeline_started_cb), self);
g_signal_connect(priv->time_line, "finished", G_CALLBACK(scrub_widget_timeline_finished_cb), self);
}
static void
scrub_widget_dispose (GObject *object)
{
G_OBJECT_CLASS (scrub_widget_parent_class)->dispose (object);
}
static void
scrub_widget_finalize (GObject *object)
{
G_OBJECT_CLASS (scrub_widget_parent_class)->finalize (object);
}
static void
scrub_widget_property_update(DbusmenuMenuitem* item, gchar* property,
GValue* value, gpointer userdata)
{
g_debug("scrub-widget::property_update");
g_return_if_fail (IS_SCRUB_WIDGET (userdata));
ScrubWidget* mitem = SCRUB_WIDGET(userdata);
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(mitem);
if(g_ascii_strcasecmp(DBUSMENU_SCRUB_MENUITEM_DURATION, property) == 0){
g_debug("scrub-widget::update length = %i", g_value_get_int(value));
ido_scale_menu_item_set_secondary_label(IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar),
scrub_widget_format_time(g_value_get_int(value)));
ido_timeline_set_duration(priv->time_line, g_value_get_int(value));
ido_timeline_start(priv->time_line);
g_debug("timeline is running: %i", (gint)ido_timeline_is_running(priv->time_line));
g_debug("timeline duration = %i", ido_timeline_get_duration(priv->time_line));
//ido_timeline_set_fps(priv->time_line, 0.5);
}
else if(g_ascii_strcasecmp(DBUSMENU_SCRUB_MENUITEM_POSITION, property) == 0){
g_debug("scrub-widget::update position = %i", g_value_get_int(value));
ido_scale_menu_item_set_primary_label(IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar),
scrub_widget_format_time(g_value_get_int(value)/1000));
}
scrub_widget_set_ido_position(mitem,
dbusmenu_menuitem_property_get_int(priv->twin_item, DBUSMENU_SCRUB_MENUITEM_POSITION)/1000,
dbusmenu_menuitem_property_get_int(priv->twin_item, DBUSMENU_SCRUB_MENUITEM_DURATION));
}
static void
scrub_widget_set_twin_item(ScrubWidget* self,
DbusmenuMenuitem* twin_item)
{
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(self);
priv->twin_item = twin_item;
g_signal_connect(G_OBJECT(twin_item), "property-changed",
G_CALLBACK(scrub_widget_property_update), self);
gchar* left_text = scrub_widget_format_time(dbusmenu_menuitem_property_get_int(priv->twin_item,
DBUSMENU_SCRUB_MENUITEM_POSITION)/1000);
gchar* right_text = scrub_widget_format_time(dbusmenu_menuitem_property_get_int(priv->twin_item,
DBUSMENU_SCRUB_MENUITEM_DURATION));
scrub_widget_set_ido_position(self,
dbusmenu_menuitem_property_get_int(priv->twin_item, DBUSMENU_SCRUB_MENUITEM_POSITION)/1000,
dbusmenu_menuitem_property_get_int(priv->twin_item, DBUSMENU_SCRUB_MENUITEM_DURATION));
ido_scale_menu_item_set_primary_label(IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar), left_text);
ido_scale_menu_item_set_secondary_label(IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar), right_text);
g_free(left_text);
g_free(right_text);
}
static gboolean
scrub_widget_change_value_cb (GtkRange *range,
GtkScrollType scroll,
gdouble new_value,
gpointer user_data)
{
g_return_val_if_fail (IS_SCRUB_WIDGET (user_data), FALSE);
ScrubWidget* mitem = SCRUB_WIDGET(user_data);
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(mitem);
GValue value = {0};
g_value_init(&value, G_TYPE_DOUBLE);
gdouble clamped = CLAMP(new_value, 0, 100);
g_value_set_double(&value, clamped);
g_debug("scrub-widget-change-value callback - = %f", clamped);
dbusmenu_menuitem_handle_event (priv->twin_item, "scrubbing", &value, 0);
return FALSE;
}
GtkWidget*
scrub_widget_get_ido_bar(ScrubWidget* self)
{
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(self);
return priv->ido_scrub_bar;
}
static gchar*
scrub_widget_format_time(gint time)
{
// Assuming its in seconds for now ...
gint minutes = time/60;
gint seconds = time % 60;
gchar* prefix="0";
gchar* seconds_prefix="0";
if(minutes > 9)
prefix="";
if(seconds > 9)
seconds_prefix="";
return g_strdup_printf("%s%i:%s%i", prefix, minutes, seconds_prefix, seconds);
}
static void
scrub_widget_set_ido_position(ScrubWidget* self,
gint position,
gint duration)
{
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(self);
gdouble ido_position = position/(gdouble)duration * 100.0;
g_debug("scrub_widget_set_ido_position - pos: %i, duration: %i, ido_pos: %f", position, duration, ido_position);
GtkWidget *slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)priv->ido_scrub_bar);
GtkRange *range = (GtkRange*)slider;
if(duration == 0)
ido_position = 0.0;
gtk_range_set_value(range, ido_position);
}
static void
scrub_widget_timeline_frame_cb( IdoTimeline *timeline,
gdouble progress,
gpointer user_data)
{
g_debug("Timeline CB : %f", progress);
g_return_if_fail (IS_SCRUB_WIDGET (user_data));
ScrubWidget* mitem = SCRUB_WIDGET(user_data);
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(mitem);
gint position = progress * dbusmenu_menuitem_property_get_int(priv->twin_item,
DBUSMENU_SCRUB_MENUITEM_DURATION);
gchar* left_text = scrub_widget_format_time(position);
ido_scale_menu_item_set_primary_label(IDO_SCALE_MENU_ITEM(priv->ido_scrub_bar), left_text);
GtkWidget *slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)priv->ido_scrub_bar);
GtkRange *range = (GtkRange*)slider;
gtk_range_set_value(range, progress * 100);
g_debug("position in seconds %i and in words %s", position, left_text);
g_debug("timeline is running: %i", (gint)ido_timeline_is_running(priv->time_line));
g_debug("timeline duration = %i", ido_timeline_get_duration(priv->time_line));
g_free(left_text);
}
static void
scrub_widget_timeline_started_cb( IdoTimeline *timeline,
gpointer user_data)
{
g_debug("Timeline Started!");
}
static void
scrub_widget_timeline_finished_cb(IdoTimeline *timeline,
gpointer user_data)
{
g_debug("Timeline Finished!");
g_return_if_fail (IS_SCRUB_WIDGET (user_data));
ScrubWidget* mitem = SCRUB_WIDGET(user_data);
ScrubWidgetPrivate * priv = SCRUB_WIDGET_GET_PRIVATE(mitem);
ido_timeline_rewind(priv->time_line);
}
/**
* scrub_widget_new:
* @returns: a new #ScrubWidget.
**/
GtkWidget*
scrub_widget_new(DbusmenuMenuitem *item)
{
GtkWidget* widget = g_object_new(SCRUB_WIDGET_TYPE, NULL);
scrub_widget_set_twin_item((ScrubWidget*)widget, item);
return widget;
}
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