Simple element : Comment is show at the bottom of diagram inside a rounded rectangle.

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3407 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/qetgraphicsitem/commentitem.h

@@ -0,0 +1,57 @@
+/*
+	Copyright 2006-2014 The QElectroTech Team
+	This file is part of QElectroTech.
+
+	QElectroTech 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.
+
+	QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef COMMENTITEM_H
+#define COMMENTITEM_H
+
+#include <QGraphicsObject>
+#include <QPicture>
+
+class Element;
+
+/**
+ * @brief The CommentItem class
+ * This item display the comment of an element
+ * at the bottom of element diagram in a rounded rect
+ */
+class CommentItem : public QGraphicsObject
+{
+		Q_OBJECT
+	public:
+		explicit CommentItem(Element *elmt);
+
+		virtual QRectF boundingRect() const;
+
+	signals:
+
+	public slots:
+		void autoPos();
+		void updateLabel();
+
+	protected:
+		virtual void paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+	private:
+		Element *m_element;
+		QPicture m_picture;
+		QRectF   m_bounding_rect;
+		QString  m_comment;
+		bool     m_show;
+
+};
+
+#endif // COMMENTITEM_H