cairo_surface_t *
_gtk_icon_helper_ensure_surface (GtkIconHelper *self,
GtkStyleContext *context)
{
cairo_surface_t *surface = NULL;
GtkIconSet *icon_set;
switch (self->priv->storage_type)
{
case GTK_IMAGE_SURFACE:
ensure_surface_from_surface (self, context);
break;
case GTK_IMAGE_PIXBUF:
ensure_surface_from_pixbuf (self, context);
break;
case GTK_IMAGE_STOCK:
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
icon_set = gtk_icon_factory_lookup_default (self->priv->stock_id);
if (icon_set != NULL)
ensure_surface_for_icon_set (self, context, icon_set);
else
surface = NULL;
G_GNUC_END_IGNORE_DEPRECATIONS;
break;
case GTK_IMAGE_ICON_SET:
icon_set = self->priv->icon_set;
ensure_surface_for_icon_set (self, context, icon_set);
break;
case GTK_IMAGE_ICON_NAME:
case GTK_IMAGE_GICON:
ensure_surface_for_gicon (self, context);
break;
case GTK_IMAGE_ANIMATION:
case GTK_IMAGE_EMPTY:
default:
surface = NULL;
break;
}
if (surface == NULL &&
self->priv->rendered_surface != NULL)
surface = cairo_surface_reference (self->priv->rendered_surface);
return surface;
}
cairo_surface_t *
gtk_icon_helper_load_surface (GtkIconHelper *self,
int scale)
{
cairo_surface_t *surface;
GtkIconSet *icon_set;
GIcon *gicon;
switch (gtk_image_definition_get_storage_type (self->priv->def))
{
case GTK_IMAGE_SURFACE:
surface = ensure_surface_from_surface (self, gtk_image_definition_get_surface (self->priv->def));
break;
case GTK_IMAGE_PIXBUF:
surface = ensure_surface_from_pixbuf (self,
gtk_css_node_get_style (gtk_css_gadget_get_node (GTK_CSS_GADGET (self))),
scale,
gtk_image_definition_get_pixbuf (self->priv->def),
gtk_image_definition_get_scale (self->priv->def));
break;
case GTK_IMAGE_STOCK:
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
icon_set = gtk_icon_factory_lookup_default (gtk_image_definition_get_stock (self->priv->def));
G_GNUC_END_IGNORE_DEPRECATIONS;
if (icon_set != NULL)
surface = ensure_surface_for_icon_set (self,
gtk_css_node_get_style (gtk_css_gadget_get_node (GTK_CSS_GADGET (self))),
gtk_widget_get_direction (gtk_css_gadget_get_owner (GTK_CSS_GADGET (self))),
scale, icon_set);
else
surface = NULL;
break;
case GTK_IMAGE_ICON_SET:
icon_set = gtk_image_definition_get_icon_set (self->priv->def);
surface = ensure_surface_for_icon_set (self,
gtk_css_node_get_style (gtk_css_gadget_get_node (GTK_CSS_GADGET (self))),
gtk_widget_get_direction (gtk_css_gadget_get_owner (GTK_CSS_GADGET (self))),
scale, icon_set);
break;
case GTK_IMAGE_ICON_NAME:
if (self->priv->use_fallback)
gicon = g_themed_icon_new_with_default_fallbacks (gtk_image_definition_get_icon_name (self->priv->def));
else
gicon = g_themed_icon_new (gtk_image_definition_get_icon_name (self->priv->def));
surface = ensure_surface_for_gicon (self,
gtk_css_node_get_style (gtk_css_gadget_get_node (GTK_CSS_GADGET (self))),
gtk_widget_get_direction (gtk_css_gadget_get_owner (GTK_CSS_GADGET (self))),
scale,
gicon);
g_object_unref (gicon);
break;
case GTK_IMAGE_GICON:
surface = ensure_surface_for_gicon (self,
gtk_css_node_get_style (gtk_css_gadget_get_node (GTK_CSS_GADGET (self))),
gtk_widget_get_direction (gtk_css_gadget_get_owner (GTK_CSS_GADGET (self))),
scale,
gtk_image_definition_get_gicon (self->priv->def));
break;
case GTK_IMAGE_ANIMATION:
case GTK_IMAGE_EMPTY:
default:
surface = NULL;
break;
}
return surface;
}