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_ACTIONZOOMIN_H 28 #define RS_ACTIONZOOMIN_H 29 30 #include "rs_actioninterface.h" 31 32 /** 33 * This action triggers zoom increase. 34 * 35 * @author Andrew Mustun 36 */ 37 class RS_ActionZoomIn : public RS_ActionInterface { 38 Q_OBJECT 39 public: 40 RS_ActionZoomIn(RS_EntityContainer& container, 41 RS_GraphicView& graphicView, 42 RS2::ZoomDirection direction = RS2::In, 43 RS2::Axis axis = RS2::Both, 44 RS_Vector const* pCenter = nullptr, 45 double factor = 1.25); 46 ~RS_ActionZoomIn() override; 47 48 void init(int status=0) override; 49 void trigger() override; 50 51 protected: 52 double zoom_factor; 53 RS2::ZoomDirection direction; 54 RS2::Axis axis; 55 std::unique_ptr<RS_Vector> center; 56 }; 57 58 #endif 59