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_ACTIONDRAWARC_H 28 #define RS_ACTIONDRAWARC_H 29 30 #include "rs_previewactioninterface.h" 31 32 struct RS_ArcData; 33 34 /** 35 * This action class can handle user events to draw 36 * simple arcs with the center, radius, start- and endangle given. 37 * 38 * @author Andrew Mustun 39 */ 40 class RS_ActionDrawArc : public RS_PreviewActionInterface { 41 Q_OBJECT 42 public: 43 /** 44 * Action States. 45 */ 46 enum Status { 47 SetCenter, /**< Setting the center point. */ 48 SetRadius, /**< Setting the radius. */ 49 SetAngle1, /**< Setting the startpoint. */ 50 SetAngle2, /**< Setting the endpoint. */ 51 SetIncAngle, /**< Setting the included angle. */ 52 SetChordLength /**< Setting carc chord length. */ 53 }; 54 55 public: 56 RS_ActionDrawArc(RS_EntityContainer& container, 57 RS_GraphicView& graphicView); 58 ~RS_ActionDrawArc() override; 59 60 void reset(); 61 62 void init(int status=0) override; 63 void trigger() override; 64 65 void mouseMoveEvent(QMouseEvent* e) override; 66 void mouseReleaseEvent(QMouseEvent* e) override; 67 68 void coordinateEvent(RS_CoordinateEvent* e) override; 69 void commandEvent(RS_CommandEvent* e) override; 70 QStringList getAvailableCommands() override; 71 72 void hideOptions() override; 73 void showOptions() override; 74 75 void updateMouseButtonHints() override; 76 void updateMouseCursor() override; 77 78 bool isReversed() const; 79 80 void setReversed(bool r) const; 81 82 protected: 83 /** 84 * Arc data defined so far. 85 */ 86 std::unique_ptr<RS_ArcData> data; 87 /** 88 * Commands 89 */ 90 /*QString cmdReversed; 91 QString cmdReversed2; 92 QString cmdReversed3; 93 */ 94 }; 95 96 #endif 97