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_ACTIONDRAWLINEBISECTOR_H 28 #define RS_ACTIONDRAWLINEBISECTOR_H 29 30 #include "rs_previewactioninterface.h" 31 32 class RS_Line; 33 34 /** 35 * This action class can handle user events to draw bisectors. 36 * 37 * @author Andrew Mustun 38 */ 39 class RS_ActionDrawLineBisector : public RS_PreviewActionInterface { 40 Q_OBJECT 41 private: 42 enum Status { 43 SetLine1, /**< Choose the 1st line. */ 44 SetLine2, /**< Choose the 2nd line. */ 45 SetLength, /**< Set length in command line. */ 46 SetNumber /**< Set number in command line. */ 47 }; 48 49 public: 50 RS_ActionDrawLineBisector(RS_EntityContainer& container, 51 RS_GraphicView& graphicView); 52 ~RS_ActionDrawLineBisector() override; 53 54 void init(int status=0) override; 55 56 void trigger() override; 57 void mouseMoveEvent(QMouseEvent* e) override; 58 void mouseReleaseEvent(QMouseEvent* e) override; 59 60 void commandEvent(RS_CommandEvent* e) override; 61 QStringList getAvailableCommands() override; 62 63 void hideOptions() override; 64 void showOptions() override; 65 66 void updateMouseButtonHints() override; 67 void updateMouseCursor() override; 68 69 void setLength(double l); 70 71 double getLength() const; 72 73 void setNumber(int n); 74 75 int getNumber() const; 76 77 private: 78 /** Closest bisector. */ 79 RS_Line* bisector; 80 /** First chosen entity */ 81 RS_Line* line1; 82 /** Second chosen entity */ 83 RS_Line* line2; 84 /** Length of the bisector. */ 85 double length; 86 /** Number of bisectors to create. */ 87 int number; 88 struct Points; 89 std::unique_ptr<Points> pPoints; 90 /** Last status before entering length or number. */ 91 Status lastStatus; 92 }; 93 94 #endif 95