1 files changed, 112 insertions, 0 deletions
diff --git a/src/sheet/node-item.c b/src/sheet/node-item.c
new file mode 100644
index 0000000..a4319bf
--- /dev/null
+++ b/src/sheet/node-item.c
@@ -0,0 +1,112 @@
+/*
+ * node-item.c
+ * Authors:
+ *  Richard Hult <rhult@hem.passagen.se>
+ *  Ricardo Markiewicz <rmarkie@fi.uba.ar>
+ *  Andres de Barbara <adebarbara@fi.uba.ar>
+ *
+ * Web page: http://arrakis.lug.fi.uba.ar/
+ *
+ * Copyright (C) 1999-2001  Richard Hult
+ * Copyright (C) 2003,2006  Ricardo Markiewicz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY 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, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <gtk/gtk.h>
+#include <gnome.h>
+#include "node-item.h"
+
+static void node_item_init		(NodeItem		 *item);
+static void node_item_class_init	(NodeItemClass	 *klass);
+
+struct _NodeItemPriv {
+	GnomeCanvasItem *dot_item;
+};
+
+static GnomeCanvasGroupClass *parent_class = NULL;
+
+
+GType
+node_item_get_type (void)
+{
+	static GType item_type = 0;
+
+	if (!item_type)
+	{
+		static const GTypeInfo item_info =
+		{
+			sizeof (NodeItemClass),
+			NULL,
+			NULL,
+			(GClassInitFunc) node_item_class_init,
+			NULL,
+			NULL,
+			sizeof (NodeItem),
+			0,
+			(GInstanceInitFunc) node_item_init,
+			NULL
+		};
+
+		item_type = g_type_register_static(GNOME_TYPE_CANVAS_GROUP, "NodeItem",
+										   &item_info, 0);
+	}
+
+	return item_type;
+}
+
+static void
+node_item_class_init (NodeItemClass *klass)
+{
+	GObjectClass *object_class;
+
+	object_class = G_OBJECT_CLASS(klass);
+
+	parent_class = g_type_class_peek_parent(klass);
+}
+
+
+static void
+node_item_init (NodeItem *item)
+{
+	item->priv = g_new0 (NodeItemPriv, 1);
+}
+
+void
+node_item_show_dot (NodeItem *item, gboolean show)
+{
+	g_return_if_fail (item != NULL);
+	g_return_if_fail (IS_NODE_ITEM (item));
+
+	if (show) {
+		if (item->priv->dot_item == NULL) {
+			item->priv->dot_item = gnome_canvas_item_new (
+				GNOME_CANVAS_GROUP (item),
+				gnome_canvas_ellipse_get_type (),
+				"x1", -2.0,
+				"y1", -2.0,
+				"x2", 2.0,
+				"y2", 2.0,
+				"fill_color", "black",
+				NULL);
+		}
+
+		gnome_canvas_item_show (item->priv->dot_item);
+	} else {
+		if (item->priv->dot_item != NULL)
+			gnome_canvas_item_hide (item->priv->dot_item);
+	}
+}
+\ No newline at end of file