1 /****************************************************************************
2 **
3 ** This file is part of the LibreCAD project, a 2D CAD program
4 **
5 ** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
6 ** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
7 **
8 **
9 ** This file may be distributed and/or modified under the terms of the
10 ** GNU General Public License version 2 as published by the Free Software
11 ** Foundation and appearing in the file gpl-2.0.txt included in the
12 ** packaging of this file.
13 **
14 ** This program is distributed in the hope that it will be useful,
15 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 ** GNU General Public License for more details.
18 **
19 ** You should have received a copy of the GNU General Public License
20 ** along with this program; if not, write to the Free Software
21 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
22 **
23 ** This copyright notice MUST APPEAR in all copies of the script!
24 **
25 **********************************************************************/
26 #ifndef RS_ACTIONPOLYLINESEGMENT_H
27 #define RS_ACTIONPOLYLINESEGMENT_H
28 
29 #include "rs_previewactioninterface.h"
30 
31 class RS_Polyline;
32 
33 /**
34  * This action class can handle Create Polyline Existing from Segments
35  *
36  * @author Andrew Mustun
37  */
38 class RS_ActionPolylineSegment : public RS_PreviewActionInterface {
39 	Q_OBJECT
40     /**
41      * Action States.
42      */
43     enum Status {
44 		ChooseEntity = 0	/**< Choosing one of the polyline segments. */
45     };
46 
47 public:
48     RS_ActionPolylineSegment(RS_EntityContainer& container,
49                         RS_GraphicView& graphicView);
50 
51 	void init(int status=0) override;
52 
53 	void trigger() override;
54 
55 	void mouseReleaseEvent(QMouseEvent* e) override;
56 
57 	void updateMouseButtonHints() override;
58 	void updateMouseCursor() override;
59 	//! create polyline from segments
60 	//! @param useSelected only create from selected entities
61 	bool convertPolyline(RS_Entity* selectedEntity, bool useSelected = false);
62 
63 private:
64     RS_Vector appendPol(RS_Polyline *current, RS_Polyline *toAdd, bool reversed);
65 
66     RS_Entity* targetEntity;
67 };
68 
69 #endif
70