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 
27 #ifndef RS_ACTIONDIMDIAMETRIC_H
28 #define RS_ACTIONDIMDIAMETRIC_H
29 
30 #include "rs_actiondimension.h"
31 
32 struct RS_DimDiametricData;
33 
34 /**
35  * This action class can handle user events to draw diametric dimensions.
36  *
37  * @author Andrew Mustun
38  */
39 class RS_ActionDimDiametric : public RS_ActionDimension {
40 	Q_OBJECT
41 private:
42     enum Status {
43         SetEntity,     /**< Choose entity. */
44         SetPos,        /**< Choose point. */
45 		SetText        /**< Setting text label in the command line. */
46     };
47 
48 public:
49     RS_ActionDimDiametric(RS_EntityContainer& container,
50                               RS_GraphicView& graphicView);
51 	~RS_ActionDimDiametric() override;
52 
53 	void reset() override;
54 
55 	void trigger() override;
56 	void preparePreview();
57 
58 	void mouseMoveEvent(QMouseEvent* e) override;
59 	void mouseReleaseEvent(QMouseEvent* e) override;
60 
61 	void coordinateEvent(RS_CoordinateEvent* e) override;
62 	void commandEvent(RS_CommandEvent* e) override;
63 		QStringList getAvailableCommands() override;
64 
65 	void hideOptions() override;
66 	void showOptions() override;
67 
68 	void updateMouseButtonHints() override;
69 
70 private:
71     /** Chosen entity (arc / circle) */
72     RS_Entity* entity;
73 	/** Chosen position */
74 	std::unique_ptr<RS_Vector> pos;
75     /** Data of new dimension */
76 	std::unique_ptr<RS_DimDiametricData> edata;
77 	/** Last status before entering text. */
78 	Status lastStatus;
79 };
80 
81 #endif
82