/* string to units */
static void
clutter_value_transform_string_units (const GValue *src,
GValue *dest)
{
ClutterUnits units = { CLUTTER_UNIT_PIXEL, 0.0f };
clutter_units_from_string (&units, g_value_get_string (src));
clutter_value_set_units (dest, &units);
}
static void
param_units_set_default (GParamSpec *pspec,
GValue *value)
{
ClutterParamSpecUnits *uspec = CLUTTER_PARAM_SPEC_UNITS (pspec);
ClutterUnits units;
units.unit_type = uspec->default_type;
units.value = uspec->default_value;
units.pixels_set = FALSE;
clutter_value_set_units (value, &units);
}
static void
dax_element_video_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
DaxElementVideo *video = (DaxElementVideo *) object;
DaxElementVideoPrivate *priv = video->priv;
switch (property_id)
{
case PROP_X:
clutter_value_set_units (value, priv->x);
break;
case PROP_Y:
clutter_value_set_units (value, priv->y);
break;
case PROP_WIDTH:
clutter_value_set_units (value, priv->width);
break;
case PROP_HEIGHT:
clutter_value_set_units (value, priv->height);
break;
case PROP_PAR:
g_value_set_boxed (value, priv->par);
break;
case PROP_HREF:
g_value_set_string (value, priv->href);
break;
case PROP_TYPE:
g_value_set_string (value, priv->type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static gboolean
clutter_units_progress (const GValue *a,
const GValue *b,
gdouble progress,
GValue *retval)
{
ClutterUnits *a_units = (ClutterUnits *) clutter_value_get_units (a);
ClutterUnits *b_units = (ClutterUnits *) clutter_value_get_units (b);
ClutterUnits res;
gfloat a_px, b_px, value;
a_px = clutter_units_to_pixels (a_units);
b_px = clutter_units_to_pixels (b_units);
value = progress * (b_px - a_px) + a_px;
clutter_units_from_pixels (&res, value);
clutter_value_set_units (retval, &res);
return TRUE;
}