1 /****************************************************************************
2 ** $Id: rs_actiondrawlinetangent2.h 1062 2004-01-16 21:51:20Z andrew $
4 ** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
6 ** This file is part of the qcadlib Library project.
8 ** This file may be distributed and/or modified under the terms of the
9 ** GNU General Public License version 2 as published by the Free Software
10 ** Foundation and appearing in the file LICENSE.GPL included in the
11 ** packaging of this file.
13 ** Licensees holding valid qcadlib Professional Edition licenses may use
14 ** this file in accordance with the qcadlib Commercial License
15 ** Agreement provided with the Software.
17 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
18 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
20 ** See http://www.ribbonsoft.com for further details.
22 ** Contact info@ribbonsoft.com if any conditions of this licensing are
25 **********************************************************************/
27 #ifndef RS_ACTIONDRAWLINETANGENT2_H
28 #define RS_ACTIONDRAWLINETANGENT2_H
30 #include "rs_previewactioninterface.h"
34 * This action class can handle user events to draw tangents from circle to
37 * @author Andrew Mustun
39 class RS_ActionDrawLineTangent2 : public RS_PreviewActionInterface {
43 SetCircle1, /**< Choose the startpoint. */
44 SetCircle2 /**< Choose the circle / arc. */
48 RS_ActionDrawLineTangent2(RS_EntityContainer& container,
49 RS_GraphicView& graphicView);
50 ~RS_ActionDrawLineTangent2() {}
52 static QAction* createGUIAction(RS2::ActionType /*type*/, QObject* /*parent*/);
54 virtual void trigger();
55 virtual void mouseMoveEvent(QMouseEvent* e);
56 virtual void mouseReleaseEvent(QMouseEvent* e);
57 virtual void updateMouseButtonHints();
58 //virtual void hideOptions();
59 //virtual void showOptions();
60 virtual void updateMouseCursor();
61 virtual void updateToolBar();
64 /** Closest tangent. */
66 /** 1st chosen entity */
68 /** 2nd chosen entity */
70 /** Data of new tangent */