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#define __SP_OBJECTGROUP_C__
/*
* Abstract base class for non-item groups
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
*
* Copyright (C) 1999-2003 Authors
* Copyright (C) 2001-2002 Ximian, Inc.
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "sp-object-group.h"
#include "xml/repr.h"
#include "document.h"
static void sp_objectgroup_class_init (SPObjectGroupClass *klass);
static void sp_objectgroup_init (SPObjectGroup *objectgroup);
static void sp_objectgroup_child_added (SPObject * object, Inkscape::XML::Node * child, Inkscape::XML::Node * ref);
static void sp_objectgroup_remove_child (SPObject * object, Inkscape::XML::Node * child);
static void sp_objectgroup_order_changed (SPObject * object, Inkscape::XML::Node * child, Inkscape::XML::Node * old_ref, Inkscape::XML::Node * new_ref);
static Inkscape::XML::Node *sp_objectgroup_write (SPObject *object, Inkscape::XML::Node *repr, guint flags);
static SPObjectClass *parent_class;
GType
sp_objectgroup_get_type (void)
{
static GType objectgroup_type = 0;
if (!objectgroup_type) {
GTypeInfo objectgroup_info = {
sizeof (SPObjectGroupClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) sp_objectgroup_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (SPObjectGroup),
16, /* n_preallocs */
(GInstanceInitFunc) sp_objectgroup_init,
NULL, /* value_table */
};
objectgroup_type = g_type_register_static (SP_TYPE_OBJECT, "SPObjectGroup", &objectgroup_info, (GTypeFlags)0);
}
return objectgroup_type;
}
static void
sp_objectgroup_class_init (SPObjectGroupClass *klass)
{
GObjectClass * object_class;
SPObjectClass * sp_object_class;
object_class = (GObjectClass *) klass;
sp_object_class = (SPObjectClass *) klass;
parent_class = (SPObjectClass *)g_type_class_ref (SP_TYPE_OBJECT);
sp_object_class->child_added = sp_objectgroup_child_added;
sp_object_class->remove_child = sp_objectgroup_remove_child;
sp_object_class->order_changed = sp_objectgroup_order_changed;
sp_object_class->write = sp_objectgroup_write;
}
static void
sp_objectgroup_init (SPObjectGroup *objectgroup)
{
}
static void
sp_objectgroup_child_added (SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref)
{
if (((SPObjectClass *) (parent_class))->child_added)
(* ((SPObjectClass *) (parent_class))->child_added) (object, child, ref);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
static void
sp_objectgroup_remove_child (SPObject *object, Inkscape::XML::Node *child)
{
if (((SPObjectClass *) (parent_class))->remove_child)
(* ((SPObjectClass *) (parent_class))->remove_child) (object, child);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
static void
sp_objectgroup_order_changed (SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *old_ref, Inkscape::XML::Node *new_ref)
{
if (((SPObjectClass *) (parent_class))->order_changed)
(* ((SPObjectClass *) (parent_class))->order_changed) (object, child, old_ref, new_ref);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
static Inkscape::XML::Node *
sp_objectgroup_write (SPObject *object, Inkscape::XML::Node *repr, guint flags)
{
SPObjectGroup *group;
SPObject *child;
Inkscape::XML::Node *crepr;
group = SP_OBJECTGROUP (object);
if (flags & SP_OBJECT_WRITE_BUILD) {
GSList *l;
if (!repr) {
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(SP_OBJECT_DOCUMENT(object));
repr = xml_doc->createElement("svg:g");
}
l = NULL;
for ( child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
crepr = child->updateRepr(NULL, flags);
if (crepr) l = g_slist_prepend (l, crepr);
}
while (l) {
repr->addChild((Inkscape::XML::Node *) l->data, NULL);
Inkscape::GC::release((Inkscape::XML::Node *) l->data);
l = g_slist_remove (l, l->data);
}
} else {
for ( child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
child->updateRepr(flags);
}
}
if (((SPObjectClass *) (parent_class))->write)
((SPObjectClass *) (parent_class))->write (object, repr, flags);
return repr;
}
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